support wan-series models

This commit is contained in:
Artiprocher
2025-11-13 17:30:19 +08:00
parent cb70126c88
commit 5be5c32fe4
64 changed files with 9915 additions and 24 deletions

2
.gitignore vendored
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@@ -7,6 +7,8 @@
*.pt
*.bin
*.DS_Store
*.msc
*.mv
# Byte-compiled / optimized / DLL files
__pycache__/

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@@ -1,29 +1,266 @@
MODEL_CONFIGS = [
qwen_image_series = [
{
# Example: ModelConfig(model_id="Qwen/Qwen-Image", origin_file_pattern="text_encoder/model*.safetensors")
"model_hash": "0319a1cb19835fb510907dd3367c95ff",
"model_name": "qwen_image_dit",
"model_class": "diffsynth.models.qwen_image_dit.QwenImageDiT",
},
{
# Example: ModelConfig(model_id="Qwen/Qwen-Image", origin_file_pattern="transformer/diffusion_pytorch_model*.safetensors")
"model_hash": "8004730443f55db63092006dd9f7110e",
"model_name": "qwen_image_text_encoder",
"model_class": "diffsynth.models.qwen_image_text_encoder.QwenImageTextEncoder",
"state_dict_converter": "diffsynth.utils.state_dict_converters.qwen_image_text_encoder.QwenImageTextEncoderStateDictConverter",
},
{
# Example: ModelConfig(model_id="Qwen/Qwen-Image", origin_file_pattern="vae/diffusion_pytorch_model.safetensors")
"model_hash": "ed4ea5824d55ec3107b09815e318123a",
"model_name": "qwen_image_vae",
"model_class": "diffsynth.models.qwen_image_vae.QwenImageVAE",
},
{
# Example: ModelConfig(model_id="DiffSynth-Studio/Qwen-Image-Blockwise-ControlNet-Depth", origin_file_pattern="model.safetensors")
"model_hash": "073bce9cf969e317e5662cd570c3e79c",
"model_name": "qwen_image_blockwise_controlnet",
"model_class": "diffsynth.models.qwen_image_controlnet.QwenImageBlockWiseControlNet",
},
{
# Example: ModelConfig(model_id="DiffSynth-Studio/Qwen-Image-Blockwise-ControlNet-Inpaint", origin_file_pattern="model.safetensors")
"model_hash": "a9e54e480a628f0b956a688a81c33bab",
"model_name": "qwen_image_blockwise_controlnet",
"model_class": "diffsynth.models.qwen_image_controlnet.QwenImageBlockWiseControlNet",
"extra_kwargs": {"additional_in_dim": 4}
"extra_kwargs": {"additional_in_dim": 4},
},
]
wan_series = [
{
# Example: ModelConfig(model_id="krea/krea-realtime-video", origin_file_pattern="krea-realtime-video-14b.safetensors")
"model_hash": "5ec04e02b42d2580483ad69f4e76346a",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': False, 'patch_size': [1, 2, 2], 'in_dim': 16, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06},
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_dit.WanVideoDiTStateDictConverter",
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth")
"model_hash": "9c8818c2cbea55eca56c7b447df170da",
"model_name": "wan_video_text_encoder",
"model_class": "diffsynth.models.wan_video_text_encoder.WanTextEncoder",
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="Wan2.1_VAE.pth")
"model_hash": "ccc42284ea13e1ad04693284c7a09be6",
"model_name": "wan_video_vae",
"model_class": "diffsynth.models.wan_video_vae.WanVideoVAE",
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_vae.WanVideoVAEStateDictConverter",
},
{
# Example: ModelConfig(model_id="meituan-longcat/LongCat-Video", origin_file_pattern="dit/diffusion_pytorch_model*.safetensors")
"model_hash": "8b27900f680d7251ce44e2dc8ae1ffef",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.longcat_video_dit.LongCatVideoTransformer3DModel",
},
{
# Example: ModelConfig(model_id="ByteDance/Video-As-Prompt-Wan2.1-14B", origin_file_pattern="transformer/diffusion_pytorch_model*.safetensors")
"model_hash": "5f90e66a0672219f12d9a626c8c21f61",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 36, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06},
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_dit.WanVideoDiTFromDiffusers"
},
{
# Example: ModelConfig(model_id="ByteDance/Video-As-Prompt-Wan2.1-14B", origin_file_pattern="transformer/diffusion_pytorch_model*.safetensors")
"model_hash": "5f90e66a0672219f12d9a626c8c21f61",
"model_name": "wan_video_vap",
"model_class": "diffsynth.models.wan_video_mot.MotWanModel",
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_mot.WanVideoMotStateDictConverter"
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-480P", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth")
"model_hash": "5941c53e207d62f20f9025686193c40b",
"model_name": "wan_video_image_encoder",
"model_class": "diffsynth.models.wan_video_image_encoder.WanImageEncoder",
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_image_encoder.WanImageEncoderStateDictConverter"
},
{
# Example: ModelConfig(model_id="DiffSynth-Studio/Wan2.1-1.3b-speedcontrol-v1", origin_file_pattern="model.safetensors")
"model_hash": "dbd5ec76bbf977983f972c151d545389",
"model_name": "wan_video_motion_controller",
"model_class": "diffsynth.models.wan_video_motion_controller.WanMotionControllerModel",
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "9269f8db9040a9d860eaca435be61814",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': False, 'patch_size': [1, 2, 2], 'in_dim': 16, 'dim': 1536, 'ffn_dim': 8960, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 12, 'num_layers': 30, 'eps': 1e-06}
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.1-FLF2V-14B-720P", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "3ef3b1f8e1dab83d5b71fd7b617f859f",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 36, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06, 'has_image_pos_emb': True}
},
{
# Example: ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-Control", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "349723183fc063b2bfc10bb2835cf677",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 48, 'dim': 1536, 'ffn_dim': 8960, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 12, 'num_layers': 30, 'eps': 1e-06}
},
{
# Example: ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-InP", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "6d6ccde6845b95ad9114ab993d917893",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 36, 'dim': 1536, 'ffn_dim': 8960, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 12, 'num_layers': 30, 'eps': 1e-06}
},
{
# Example: ModelConfig(model_id="PAI/Wan2.1-Fun-14B-Control", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "efa44cddf936c70abd0ea28b6cbe946c",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 48, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06}
},
{
# Example: ModelConfig(model_id="PAI/Wan2.1-Fun-14B-InP", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "6bfcfb3b342cb286ce886889d519a77e",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 36, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06}
},
{
# Example: ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control-Camera", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "ac6a5aa74f4a0aab6f64eb9a72f19901",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 32, 'dim': 1536, 'ffn_dim': 8960, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 12, 'num_layers': 30, 'eps': 1e-06, 'has_ref_conv': False, 'add_control_adapter': True, 'in_dim_control_adapter': 24}
},
{
# Example: ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "70ddad9d3a133785da5ea371aae09504",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 48, 'dim': 1536, 'ffn_dim': 8960, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 12, 'num_layers': 30, 'eps': 1e-06, 'has_ref_conv': True}
},
{
# Example: ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control-Camera", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "b61c605c2adbd23124d152ed28e049ae",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 32, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06, 'has_ref_conv': False, 'add_control_adapter': True, 'in_dim_control_adapter': 24}
},
{
# Example: ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "26bde73488a92e64cc20b0a7485b9e5b",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 48, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06, 'has_ref_conv': True}
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "aafcfd9672c3a2456dc46e1cb6e52c70",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': False, 'patch_size': [1, 2, 2], 'in_dim': 16, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06}
},
{
# Example: ModelConfig(model_id="iic/VACE-Wan2.1-1.3B-Preview", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "a61453409b67cd3246cf0c3bebad47ba",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': False, 'patch_size': [1, 2, 2], 'in_dim': 16, 'dim': 1536, 'ffn_dim': 8960, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 12, 'num_layers': 30, 'eps': 1e-06},
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_dit.WanVideoDiTStateDictConverter",
},
{
# Example: ModelConfig(model_id="iic/VACE-Wan2.1-1.3B-Preview", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "a61453409b67cd3246cf0c3bebad47ba",
"model_name": "wan_video_vace",
"model_class": "diffsynth.models.wan_video_vace.VaceWanModel",
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_vace.VaceWanModelDictConverter"
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.1-VACE-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "7a513e1f257a861512b1afd387a8ecd9",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': False, 'patch_size': [1, 2, 2], 'in_dim': 16, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06},
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_dit.WanVideoDiTStateDictConverter",
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.1-VACE-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "7a513e1f257a861512b1afd387a8ecd9",
"model_name": "wan_video_vace",
"model_class": "diffsynth.models.wan_video_vace.VaceWanModel",
"extra_kwargs": {'vace_layers': (0, 5, 10, 15, 20, 25, 30, 35), 'vace_in_dim': 96, 'patch_size': (1, 2, 2), 'has_image_input': False, 'dim': 5120, 'num_heads': 40, 'ffn_dim': 13824, 'eps': 1e-06},
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_vace.VaceWanModelDictConverter"
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.2-Animate-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "31fa352acb8a1b1d33cd8764273d80a2",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': True, 'patch_size': [1, 2, 2], 'in_dim': 36, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06},
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_dit.WanVideoDiTStateDictConverter"
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.2-Animate-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "31fa352acb8a1b1d33cd8764273d80a2",
"model_name": "wan_video_animate_adapter",
"model_class": "diffsynth.models.wan_video_animate_adapter.WanAnimateAdapter",
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_animate_adapter.WanAnimateAdapterStateDictConverter"
},
{
# Example: ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control-Camera", origin_file_pattern="high_noise_model/diffusion_pytorch_model*.safetensors")
"model_hash": "47dbeab5e560db3180adf51dc0232fb1",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': False, 'patch_size': [1, 2, 2], 'in_dim': 36, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06, 'has_ref_conv': False, 'add_control_adapter': True, 'in_dim_control_adapter': 24, 'require_clip_embedding': False}
},
{
# Example: ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control", origin_file_pattern="high_noise_model/diffusion_pytorch_model*.safetensors")
"model_hash": "2267d489f0ceb9f21836532952852ee5",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': False, 'patch_size': [1, 2, 2], 'in_dim': 52, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06, 'has_ref_conv': True, 'require_clip_embedding': False},
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.2-I2V-A14B", origin_file_pattern="high_noise_model/diffusion_pytorch_model*.safetensors")
"model_hash": "5b013604280dd715f8457c6ed6d6a626",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': False, 'patch_size': [1, 2, 2], 'in_dim': 36, 'dim': 5120, 'ffn_dim': 13824, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 16, 'num_heads': 40, 'num_layers': 40, 'eps': 1e-06, 'require_clip_embedding': False}
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "966cffdcc52f9c46c391768b27637614",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit_s2v.WanS2VModel",
"extra_kwargs": {'dim': 5120, 'in_dim': 16, 'ffn_dim': 13824, 'out_dim': 16, 'text_dim': 4096, 'freq_dim': 256, 'eps': 1e-06, 'patch_size': (1, 2, 2), 'num_heads': 40, 'num_layers': 40, 'cond_dim': 16, 'audio_dim': 1024, 'num_audio_token': 4}
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.2-TI2V-5B", origin_file_pattern="diffusion_pytorch_model*.safetensors")
"model_hash": "1f5ab7703c6fc803fdded85ff040c316",
"model_name": "wan_video_dit",
"model_class": "diffsynth.models.wan_video_dit.WanModel",
"extra_kwargs": {'has_image_input': False, 'patch_size': [1, 2, 2], 'in_dim': 48, 'dim': 3072, 'ffn_dim': 14336, 'freq_dim': 256, 'text_dim': 4096, 'out_dim': 48, 'num_heads': 24, 'num_layers': 30, 'eps': 1e-06, 'seperated_timestep': True, 'require_clip_embedding': False, 'require_vae_embedding': False, 'fuse_vae_embedding_in_latents': True}
},
{
# Example: ModelConfig(model_id="Wan-AI/Wan2.2-TI2V-5B", origin_file_pattern="Wan2.2_VAE.pth")
"model_hash": "e1de6c02cdac79f8b739f4d3698cd216",
"model_name": "wan_video_vae",
"model_class": "diffsynth.models.wan_video_vae.WanVideoVAE38",
"state_dict_converter": "diffsynth.utils.state_dict_converters.wan_video_vae.WanVideoVAEStateDictConverter",
},
{
# ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="wav2vec2-large-xlsr-53-english/model.safetensors")
"model_hash": "06be60f3a4526586d8431cd038a71486",
"model_name": "wans2v_audio_encoder",
"model_class": "diffsynth.models.wav2vec.WanS2VAudioEncoder",
"state_dict_converter": "diffsynth.utils.state_dict_converters.wans2v_audio_encoder.WanS2VAudioEncoderStateDictConverter",
}
]
MODEL_CONFIGS = qwen_image_series + wan_series

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@@ -27,7 +27,8 @@ class ModelConfig:
raise ValueError(f"""No valid model files. Please use `ModelConfig(path="xxx")` or `ModelConfig(model_id="xxx/yyy", origin_file_pattern="zzz")`. `skip_download=True` only supports the first one.""")
def download(self):
downloaded_files = glob.glob(self.origin_file_pattern, root_dir=os.path.join(self.local_model_path, self.model_id))
origin_file_pattern = self.origin_file_pattern + ("*" if self.origin_file_pattern.endswith("/") else "")
downloaded_files = glob.glob(origin_file_pattern, root_dir=os.path.join(self.local_model_path, self.model_id))
snapshot_download(
self.model_id,
local_dir=os.path.join(self.local_model_path, self.model_id),

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@@ -31,6 +31,8 @@ def load_state_dict_from_bin(file_path, torch_dtype=None, device="cpu"):
state_dict = state_dict["state_dict"]
elif "module" in state_dict:
state_dict = state_dict["module"]
elif "model_state" in state_dict:
state_dict = state_dict["model_state"]
if torch_dtype is not None:
for i in state_dict:
if isinstance(state_dict[i], torch.Tensor):

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@@ -28,7 +28,7 @@ def load_model(model_class, path, config=None, torch_dtype=torch.bfloat16, devic
# and DiskMap can load only the parameters of a single model,
# avoiding the need to load all parameters in the file.
if use_disk_map:
state_dict = DiskMap(path, device)
state_dict = DiskMap(path, device, torch_dtype=torch_dtype)
else:
state_dict = load_state_dict(path, torch_dtype, device)
# Why do we use `state_dict_converter`?

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@@ -284,6 +284,16 @@ class BasePipeline(torch.nn.Module):
if hasattr(module, "vram_management_enabled") and getattr(module, "vram_management_enabled"):
vram_management_enabled = True
return vram_management_enabled
def cfg_guided_model_fn(self, model_fn, cfg_scale, inputs_shared, inputs_posi, inputs_nega, **inputs_others):
noise_pred_posi = model_fn(**inputs_posi, **inputs_shared, **inputs_others)
if cfg_scale != 1.0:
noise_pred_nega = model_fn(**inputs_nega, **inputs_shared, **inputs_others)
noise_pred = noise_pred_nega + cfg_scale * (noise_pred_posi - noise_pred_nega)
else:
noise_pred = noise_pred_posi
return noise_pred
class PipelineUnitGraph:

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@@ -0,0 +1,901 @@
from typing import List, Optional, Tuple
import math
import torch
import torch.nn as nn
import torch.amp as amp
import numpy as np
import torch.nn.functional as F
from einops import rearrange, repeat
from .wan_video_dit import flash_attention
from ..core.gradient import gradient_checkpoint_forward
class RMSNorm_FP32(torch.nn.Module):
def __init__(self, dim: int, eps: float):
super().__init__()
self.eps = eps
self.weight = nn.Parameter(torch.ones(dim))
def _norm(self, x):
return x * torch.rsqrt(x.pow(2).mean(-1, keepdim=True) + self.eps)
def forward(self, x):
output = self._norm(x.float()).type_as(x)
return output * self.weight
def broadcat(tensors, dim=-1):
num_tensors = len(tensors)
shape_lens = set(list(map(lambda t: len(t.shape), tensors)))
assert len(shape_lens) == 1, "tensors must all have the same number of dimensions"
shape_len = list(shape_lens)[0]
dim = (dim + shape_len) if dim < 0 else dim
dims = list(zip(*map(lambda t: list(t.shape), tensors)))
expandable_dims = [(i, val) for i, val in enumerate(dims) if i != dim]
assert all(
[*map(lambda t: len(set(t[1])) <= 2, expandable_dims)]
), "invalid dimensions for broadcastable concatentation"
max_dims = list(map(lambda t: (t[0], max(t[1])), expandable_dims))
expanded_dims = list(map(lambda t: (t[0], (t[1],) * num_tensors), max_dims))
expanded_dims.insert(dim, (dim, dims[dim]))
expandable_shapes = list(zip(*map(lambda t: t[1], expanded_dims)))
tensors = list(map(lambda t: t[0].expand(*t[1]), zip(tensors, expandable_shapes)))
return torch.cat(tensors, dim=dim)
def rotate_half(x):
x = rearrange(x, "... (d r) -> ... d r", r=2)
x1, x2 = x.unbind(dim=-1)
x = torch.stack((-x2, x1), dim=-1)
return rearrange(x, "... d r -> ... (d r)")
class RotaryPositionalEmbedding(nn.Module):
def __init__(self,
head_dim,
cp_split_hw=None
):
"""Rotary positional embedding for 3D
Reference : https://blog.eleuther.ai/rotary-embeddings/
Paper: https://arxiv.org/pdf/2104.09864.pdf
Args:
dim: Dimension of embedding
base: Base value for exponential
"""
super().__init__()
self.head_dim = head_dim
assert self.head_dim % 8 == 0, 'Dim must be a multiply of 8 for 3D RoPE.'
self.cp_split_hw = cp_split_hw
# We take the assumption that the longest side of grid will not larger than 512, i.e, 512 * 8 = 4098 input pixels
self.base = 10000
self.freqs_dict = {}
def register_grid_size(self, grid_size):
if grid_size not in self.freqs_dict:
self.freqs_dict.update({
grid_size: self.precompute_freqs_cis_3d(grid_size)
})
def precompute_freqs_cis_3d(self, grid_size):
num_frames, height, width = grid_size
dim_t = self.head_dim - 4 * (self.head_dim // 6)
dim_h = 2 * (self.head_dim // 6)
dim_w = 2 * (self.head_dim // 6)
freqs_t = 1.0 / (self.base ** (torch.arange(0, dim_t, 2)[: (dim_t // 2)].float() / dim_t))
freqs_h = 1.0 / (self.base ** (torch.arange(0, dim_h, 2)[: (dim_h // 2)].float() / dim_h))
freqs_w = 1.0 / (self.base ** (torch.arange(0, dim_w, 2)[: (dim_w // 2)].float() / dim_w))
grid_t = np.linspace(0, num_frames, num_frames, endpoint=False, dtype=np.float32)
grid_h = np.linspace(0, height, height, endpoint=False, dtype=np.float32)
grid_w = np.linspace(0, width, width, endpoint=False, dtype=np.float32)
grid_t = torch.from_numpy(grid_t).float()
grid_h = torch.from_numpy(grid_h).float()
grid_w = torch.from_numpy(grid_w).float()
freqs_t = torch.einsum("..., f -> ... f", grid_t, freqs_t)
freqs_h = torch.einsum("..., f -> ... f", grid_h, freqs_h)
freqs_w = torch.einsum("..., f -> ... f", grid_w, freqs_w)
freqs_t = repeat(freqs_t, "... n -> ... (n r)", r=2)
freqs_h = repeat(freqs_h, "... n -> ... (n r)", r=2)
freqs_w = repeat(freqs_w, "... n -> ... (n r)", r=2)
freqs = broadcat((freqs_t[:, None, None, :], freqs_h[None, :, None, :], freqs_w[None, None, :, :]), dim=-1)
# (T H W D)
freqs = rearrange(freqs, "T H W D -> (T H W) D")
# if self.cp_split_hw[0] * self.cp_split_hw[1] > 1:
# with torch.no_grad():
# freqs = rearrange(freqs, "(T H W) D -> T H W D", T=num_frames, H=height, W=width)
# freqs = context_parallel_util.split_cp_2d(freqs, seq_dim_hw=(1, 2), split_hw=self.cp_split_hw)
# freqs = rearrange(freqs, "T H W D -> (T H W) D")
return freqs
def forward(self, q, k, grid_size):
"""3D RoPE.
Args:
query: [B, head, seq, head_dim]
key: [B, head, seq, head_dim]
Returns:
query and key with the same shape as input.
"""
if grid_size not in self.freqs_dict:
self.register_grid_size(grid_size)
freqs_cis = self.freqs_dict[grid_size].to(q.device)
q_, k_ = q.float(), k.float()
freqs_cis = freqs_cis.float().to(q.device)
cos, sin = freqs_cis.cos(), freqs_cis.sin()
cos, sin = rearrange(cos, 'n d -> 1 1 n d'), rearrange(sin, 'n d -> 1 1 n d')
q_ = (q_ * cos) + (rotate_half(q_) * sin)
k_ = (k_ * cos) + (rotate_half(k_) * sin)
return q_.type_as(q), k_.type_as(k)
class Attention(nn.Module):
def __init__(
self,
dim: int,
num_heads: int,
enable_flashattn3: bool = False,
enable_flashattn2: bool = False,
enable_xformers: bool = False,
enable_bsa: bool = False,
bsa_params: dict = None,
cp_split_hw: Optional[List[int]] = None
) -> None:
super().__init__()
assert dim % num_heads == 0, "dim should be divisible by num_heads"
self.dim = dim
self.num_heads = num_heads
self.head_dim = dim // num_heads
self.scale = self.head_dim**-0.5
self.enable_flashattn3 = enable_flashattn3
self.enable_flashattn2 = enable_flashattn2
self.enable_xformers = enable_xformers
self.enable_bsa = enable_bsa
self.bsa_params = bsa_params
self.cp_split_hw = cp_split_hw
self.qkv = nn.Linear(dim, dim * 3, bias=True)
self.q_norm = RMSNorm_FP32(self.head_dim, eps=1e-6)
self.k_norm = RMSNorm_FP32(self.head_dim, eps=1e-6)
self.proj = nn.Linear(dim, dim)
self.rope_3d = RotaryPositionalEmbedding(
self.head_dim,
cp_split_hw=cp_split_hw
)
def _process_attn(self, q, k, v, shape):
q = rearrange(q, "B H S D -> B S (H D)")
k = rearrange(k, "B H S D -> B S (H D)")
v = rearrange(v, "B H S D -> B S (H D)")
x = flash_attention(q, k, v, num_heads=self.num_heads)
x = rearrange(x, "B S (H D) -> B H S D", H=self.num_heads)
return x
def forward(self, x: torch.Tensor, shape=None, num_cond_latents=None, return_kv=False) -> torch.Tensor:
"""
"""
B, N, C = x.shape
qkv = self.qkv(x)
qkv_shape = (B, N, 3, self.num_heads, self.head_dim)
qkv = qkv.view(qkv_shape).permute((2, 0, 3, 1, 4)) # [3, B, H, N, D]
q, k, v = qkv.unbind(0)
q, k = self.q_norm(q), self.k_norm(k)
if return_kv:
k_cache, v_cache = k.clone(), v.clone()
q, k = self.rope_3d(q, k, shape)
# cond mode
if num_cond_latents is not None and num_cond_latents > 0:
num_cond_latents_thw = num_cond_latents * (N // shape[0])
# process the condition tokens
q_cond = q[:, :, :num_cond_latents_thw].contiguous()
k_cond = k[:, :, :num_cond_latents_thw].contiguous()
v_cond = v[:, :, :num_cond_latents_thw].contiguous()
x_cond = self._process_attn(q_cond, k_cond, v_cond, shape)
# process the noise tokens
q_noise = q[:, :, num_cond_latents_thw:].contiguous()
x_noise = self._process_attn(q_noise, k, v, shape)
# merge x_cond and x_noise
x = torch.cat([x_cond, x_noise], dim=2).contiguous()
else:
x = self._process_attn(q, k, v, shape)
x_output_shape = (B, N, C)
x = x.transpose(1, 2) # [B, H, N, D] --> [B, N, H, D]
x = x.reshape(x_output_shape) # [B, N, H, D] --> [B, N, C]
x = self.proj(x)
if return_kv:
return x, (k_cache, v_cache)
else:
return x
def forward_with_kv_cache(self, x: torch.Tensor, shape=None, num_cond_latents=None, kv_cache=None) -> torch.Tensor:
"""
"""
B, N, C = x.shape
qkv = self.qkv(x)
qkv_shape = (B, N, 3, self.num_heads, self.head_dim)
qkv = qkv.view(qkv_shape).permute((2, 0, 3, 1, 4)) # [3, B, H, N, D]
q, k, v = qkv.unbind(0)
q, k = self.q_norm(q), self.k_norm(k)
T, H, W = shape
k_cache, v_cache = kv_cache
assert k_cache.shape[0] == v_cache.shape[0] and k_cache.shape[0] in [1, B]
if k_cache.shape[0] == 1:
k_cache = k_cache.repeat(B, 1, 1, 1)
v_cache = v_cache.repeat(B, 1, 1, 1)
if num_cond_latents is not None and num_cond_latents > 0:
k_full = torch.cat([k_cache, k], dim=2).contiguous()
v_full = torch.cat([v_cache, v], dim=2).contiguous()
q_padding = torch.cat([torch.empty_like(k_cache), q], dim=2).contiguous()
q_padding, k_full = self.rope_3d(q_padding, k_full, (T + num_cond_latents, H, W))
q = q_padding[:, :, -N:].contiguous()
x = self._process_attn(q, k_full, v_full, shape)
x_output_shape = (B, N, C)
x = x.transpose(1, 2) # [B, H, N, D] --> [B, N, H, D]
x = x.reshape(x_output_shape) # [B, N, H, D] --> [B, N, C]
x = self.proj(x)
return x
class MultiHeadCrossAttention(nn.Module):
def __init__(
self,
dim,
num_heads,
enable_flashattn3=False,
enable_flashattn2=False,
enable_xformers=False,
):
super(MultiHeadCrossAttention, self).__init__()
assert dim % num_heads == 0, "d_model must be divisible by num_heads"
self.dim = dim
self.num_heads = num_heads
self.head_dim = dim // num_heads
self.q_linear = nn.Linear(dim, dim)
self.kv_linear = nn.Linear(dim, dim * 2)
self.proj = nn.Linear(dim, dim)
self.q_norm = RMSNorm_FP32(self.head_dim, eps=1e-6)
self.k_norm = RMSNorm_FP32(self.head_dim, eps=1e-6)
self.enable_flashattn3 = enable_flashattn3
self.enable_flashattn2 = enable_flashattn2
self.enable_xformers = enable_xformers
def _process_cross_attn(self, x, cond, kv_seqlen):
B, N, C = x.shape
assert C == self.dim and cond.shape[2] == self.dim
q = self.q_linear(x).view(1, -1, self.num_heads, self.head_dim)
kv = self.kv_linear(cond).view(1, -1, 2, self.num_heads, self.head_dim)
k, v = kv.unbind(2)
q, k = self.q_norm(q), self.k_norm(k)
q = rearrange(q, "B S H D -> B S (H D)")
k = rearrange(k, "B S H D -> B S (H D)")
v = rearrange(v, "B S H D -> B S (H D)")
x = flash_attention(q, k, v, num_heads=self.num_heads)
x = x.view(B, -1, C)
x = self.proj(x)
return x
def forward(self, x, cond, kv_seqlen, num_cond_latents=None, shape=None):
"""
x: [B, N, C]
cond: [B, M, C]
"""
if num_cond_latents is None or num_cond_latents == 0:
return self._process_cross_attn(x, cond, kv_seqlen)
else:
B, N, C = x.shape
if num_cond_latents is not None and num_cond_latents > 0:
assert shape is not None, "SHOULD pass in the shape"
num_cond_latents_thw = num_cond_latents * (N // shape[0])
x_noise = x[:, num_cond_latents_thw:] # [B, N_noise, C]
output_noise = self._process_cross_attn(x_noise, cond, kv_seqlen) # [B, N_noise, C]
output = torch.cat([
torch.zeros((B, num_cond_latents_thw, C), dtype=output_noise.dtype, device=output_noise.device),
output_noise
], dim=1).contiguous()
else:
raise NotImplementedError
return output
class LayerNorm_FP32(nn.LayerNorm):
def __init__(self, dim, eps, elementwise_affine):
super().__init__(dim, eps=eps, elementwise_affine=elementwise_affine)
def forward(self, inputs: torch.Tensor) -> torch.Tensor:
origin_dtype = inputs.dtype
out = F.layer_norm(
inputs.float(),
self.normalized_shape,
None if self.weight is None else self.weight.float(),
None if self.bias is None else self.bias.float() ,
self.eps
).to(origin_dtype)
return out
def modulate_fp32(norm_func, x, shift, scale):
# Suppose x is (B, N, D), shift is (B, -1, D), scale is (B, -1, D)
# ensure the modulation params be fp32
assert shift.dtype == torch.float32, scale.dtype == torch.float32
dtype = x.dtype
x = norm_func(x.to(torch.float32))
x = x * (scale + 1) + shift
x = x.to(dtype)
return x
class FinalLayer_FP32(nn.Module):
"""
The final layer of DiT.
"""
def __init__(self, hidden_size, num_patch, out_channels, adaln_tembed_dim):
super().__init__()
self.hidden_size = hidden_size
self.num_patch = num_patch
self.out_channels = out_channels
self.adaln_tembed_dim = adaln_tembed_dim
self.norm_final = LayerNorm_FP32(hidden_size, elementwise_affine=False, eps=1e-6)
self.linear = nn.Linear(hidden_size, num_patch * out_channels, bias=True)
self.adaLN_modulation = nn.Sequential(nn.SiLU(), nn.Linear(adaln_tembed_dim, 2 * hidden_size, bias=True))
def forward(self, x, t, latent_shape):
# timestep shape: [B, T, C]
assert t.dtype == torch.float32
B, N, C = x.shape
T, _, _ = latent_shape
with amp.autocast('cuda', dtype=torch.float32):
shift, scale = self.adaLN_modulation(t).unsqueeze(2).chunk(2, dim=-1) # [B, T, 1, C]
x = modulate_fp32(self.norm_final, x.view(B, T, -1, C), shift, scale).view(B, N, C)
x = self.linear(x)
return x
class FeedForwardSwiGLU(nn.Module):
def __init__(
self,
dim: int,
hidden_dim: int,
multiple_of: int = 256,
ffn_dim_multiplier: Optional[float] = None,
):
super().__init__()
hidden_dim = int(2 * hidden_dim / 3)
# custom dim factor multiplier
if ffn_dim_multiplier is not None:
hidden_dim = int(ffn_dim_multiplier * hidden_dim)
hidden_dim = multiple_of * ((hidden_dim + multiple_of - 1) // multiple_of)
self.dim = dim
self.hidden_dim = hidden_dim
self.w1 = nn.Linear(dim, hidden_dim, bias=False)
self.w2 = nn.Linear(hidden_dim, dim, bias=False)
self.w3 = nn.Linear(dim, hidden_dim, bias=False)
def forward(self, x):
return self.w2(F.silu(self.w1(x)) * self.w3(x))
class TimestepEmbedder(nn.Module):
"""
Embeds scalar timesteps into vector representations.
"""
def __init__(self, t_embed_dim, frequency_embedding_size=256):
super().__init__()
self.t_embed_dim = t_embed_dim
self.frequency_embedding_size = frequency_embedding_size
self.mlp = nn.Sequential(
nn.Linear(frequency_embedding_size, t_embed_dim, bias=True),
nn.SiLU(),
nn.Linear(t_embed_dim, t_embed_dim, bias=True),
)
@staticmethod
def timestep_embedding(t, dim, max_period=10000):
"""
Create sinusoidal timestep embeddings.
:param t: a 1-D Tensor of N indices, one per batch element.
These may be fractional.
:param dim: the dimension of the output.
:param max_period: controls the minimum frequency of the embeddings.
:return: an (N, D) Tensor of positional embeddings.
"""
half = dim // 2
freqs = torch.exp(-math.log(max_period) * torch.arange(start=0, end=half, dtype=torch.float32) / half)
freqs = freqs.to(device=t.device)
args = t[:, None].float() * freqs[None]
embedding = torch.cat([torch.cos(args), torch.sin(args)], dim=-1)
if dim % 2:
embedding = torch.cat([embedding, torch.zeros_like(embedding[:, :1])], dim=-1)
return embedding
def forward(self, t, dtype):
t_freq = self.timestep_embedding(t, self.frequency_embedding_size)
if t_freq.dtype != dtype:
t_freq = t_freq.to(dtype)
t_emb = self.mlp(t_freq)
return t_emb
class CaptionEmbedder(nn.Module):
"""
Embeds class labels into vector representations.
"""
def __init__(self, in_channels, hidden_size):
super().__init__()
self.in_channels = in_channels
self.hidden_size = hidden_size
self.y_proj = nn.Sequential(
nn.Linear(in_channels, hidden_size, bias=True),
nn.GELU(approximate="tanh"),
nn.Linear(hidden_size, hidden_size, bias=True),
)
def forward(self, caption):
B, _, N, C = caption.shape
caption = self.y_proj(caption)
return caption
class PatchEmbed3D(nn.Module):
"""Video to Patch Embedding.
Args:
patch_size (int): Patch token size. Default: (2,4,4).
in_chans (int): Number of input video channels. Default: 3.
embed_dim (int): Number of linear projection output channels. Default: 96.
norm_layer (nn.Module, optional): Normalization layer. Default: None
"""
def __init__(
self,
patch_size=(2, 4, 4),
in_chans=3,
embed_dim=96,
norm_layer=None,
flatten=True,
):
super().__init__()
self.patch_size = patch_size
self.flatten = flatten
self.in_chans = in_chans
self.embed_dim = embed_dim
self.proj = nn.Conv3d(in_chans, embed_dim, kernel_size=patch_size, stride=patch_size)
if norm_layer is not None:
self.norm = norm_layer(embed_dim)
else:
self.norm = None
def forward(self, x):
"""Forward function."""
# padding
_, _, D, H, W = x.size()
if W % self.patch_size[2] != 0:
x = F.pad(x, (0, self.patch_size[2] - W % self.patch_size[2]))
if H % self.patch_size[1] != 0:
x = F.pad(x, (0, 0, 0, self.patch_size[1] - H % self.patch_size[1]))
if D % self.patch_size[0] != 0:
x = F.pad(x, (0, 0, 0, 0, 0, self.patch_size[0] - D % self.patch_size[0]))
B, C, T, H, W = x.shape
x = self.proj(x) # (B C T H W)
if self.norm is not None:
D, Wh, Ww = x.size(2), x.size(3), x.size(4)
x = x.flatten(2).transpose(1, 2)
x = self.norm(x)
x = x.transpose(1, 2).view(-1, self.embed_dim, D, Wh, Ww)
if self.flatten:
x = x.flatten(2).transpose(1, 2) # BCTHW -> BNC
return x
class LongCatSingleStreamBlock(nn.Module):
def __init__(
self,
hidden_size: int,
num_heads: int,
mlp_ratio: int,
adaln_tembed_dim: int,
enable_flashattn3: bool = False,
enable_flashattn2: bool = False,
enable_xformers: bool = False,
enable_bsa: bool = False,
bsa_params=None,
cp_split_hw=None
):
super().__init__()
self.hidden_size = hidden_size
# scale and gate modulation
self.adaLN_modulation = nn.Sequential(
nn.SiLU(),
nn.Linear(adaln_tembed_dim, 6 * hidden_size, bias=True)
)
self.mod_norm_attn = LayerNorm_FP32(hidden_size, eps=1e-6, elementwise_affine=False)
self.mod_norm_ffn = LayerNorm_FP32(hidden_size, eps=1e-6, elementwise_affine=False)
self.pre_crs_attn_norm = LayerNorm_FP32(hidden_size, eps=1e-6, elementwise_affine=True)
self.attn = Attention(
dim=hidden_size,
num_heads=num_heads,
enable_flashattn3=enable_flashattn3,
enable_flashattn2=enable_flashattn2,
enable_xformers=enable_xformers,
enable_bsa=enable_bsa,
bsa_params=bsa_params,
cp_split_hw=cp_split_hw
)
self.cross_attn = MultiHeadCrossAttention(
dim=hidden_size,
num_heads=num_heads,
enable_flashattn3=enable_flashattn3,
enable_flashattn2=enable_flashattn2,
enable_xformers=enable_xformers,
)
self.ffn = FeedForwardSwiGLU(dim=hidden_size, hidden_dim=int(hidden_size * mlp_ratio))
def forward(self, x, y, t, y_seqlen, latent_shape, num_cond_latents=None, return_kv=False, kv_cache=None, skip_crs_attn=False):
"""
x: [B, N, C]
y: [1, N_valid_tokens, C]
t: [B, T, C_t]
y_seqlen: [B]; type of a list
latent_shape: latent shape of a single item
"""
x_dtype = x.dtype
B, N, C = x.shape
T, _, _ = latent_shape # S != T*H*W in case of CP split on H*W.
# compute modulation params in fp32
with amp.autocast(device_type='cuda', dtype=torch.float32):
shift_msa, scale_msa, gate_msa, \
shift_mlp, scale_mlp, gate_mlp = \
self.adaLN_modulation(t).unsqueeze(2).chunk(6, dim=-1) # [B, T, 1, C]
# self attn with modulation
x_m = modulate_fp32(self.mod_norm_attn, x.view(B, T, -1, C), shift_msa, scale_msa).view(B, N, C)
if kv_cache is not None:
kv_cache = (kv_cache[0].to(x.device), kv_cache[1].to(x.device))
attn_outputs = self.attn.forward_with_kv_cache(x_m, shape=latent_shape, num_cond_latents=num_cond_latents, kv_cache=kv_cache)
else:
attn_outputs = self.attn(x_m, shape=latent_shape, num_cond_latents=num_cond_latents, return_kv=return_kv)
if return_kv:
x_s, kv_cache = attn_outputs
else:
x_s = attn_outputs
with amp.autocast(device_type='cuda', dtype=torch.float32):
x = x + (gate_msa * x_s.view(B, -1, N//T, C)).view(B, -1, C) # [B, N, C]
x = x.to(x_dtype)
# cross attn
if not skip_crs_attn:
if kv_cache is not None:
num_cond_latents = None
x = x + self.cross_attn(self.pre_crs_attn_norm(x), y, y_seqlen, num_cond_latents=num_cond_latents, shape=latent_shape)
# ffn with modulation
x_m = modulate_fp32(self.mod_norm_ffn, x.view(B, -1, N//T, C), shift_mlp, scale_mlp).view(B, -1, C)
x_s = self.ffn(x_m)
with amp.autocast(device_type='cuda', dtype=torch.float32):
x = x + (gate_mlp * x_s.view(B, -1, N//T, C)).view(B, -1, C) # [B, N, C]
x = x.to(x_dtype)
if return_kv:
return x, kv_cache
else:
return x
class LongCatVideoTransformer3DModel(torch.nn.Module):
def __init__(
self,
in_channels: int = 16,
out_channels: int = 16,
hidden_size: int = 4096,
depth: int = 48,
num_heads: int = 32,
caption_channels: int = 4096,
mlp_ratio: int = 4,
adaln_tembed_dim: int = 512,
frequency_embedding_size: int = 256,
# default params
patch_size: Tuple[int] = (1, 2, 2),
# attention config
enable_flashattn3: bool = False,
enable_flashattn2: bool = True,
enable_xformers: bool = False,
enable_bsa: bool = False,
bsa_params: dict = {'sparsity': 0.9375, 'chunk_3d_shape_q': [4, 4, 4], 'chunk_3d_shape_k': [4, 4, 4]},
cp_split_hw: Optional[List[int]] = [1, 1],
text_tokens_zero_pad: bool = True,
) -> None:
super().__init__()
self.patch_size = patch_size
self.in_channels = in_channels
self.out_channels = out_channels
self.cp_split_hw = cp_split_hw
self.x_embedder = PatchEmbed3D(patch_size, in_channels, hidden_size)
self.t_embedder = TimestepEmbedder(t_embed_dim=adaln_tembed_dim, frequency_embedding_size=frequency_embedding_size)
self.y_embedder = CaptionEmbedder(
in_channels=caption_channels,
hidden_size=hidden_size,
)
self.blocks = nn.ModuleList(
[
LongCatSingleStreamBlock(
hidden_size=hidden_size,
num_heads=num_heads,
mlp_ratio=mlp_ratio,
adaln_tembed_dim=adaln_tembed_dim,
enable_flashattn3=enable_flashattn3,
enable_flashattn2=enable_flashattn2,
enable_xformers=enable_xformers,
enable_bsa=enable_bsa,
bsa_params=bsa_params,
cp_split_hw=cp_split_hw
)
for i in range(depth)
]
)
self.final_layer = FinalLayer_FP32(
hidden_size,
np.prod(self.patch_size),
out_channels,
adaln_tembed_dim,
)
self.gradient_checkpointing = False
self.text_tokens_zero_pad = text_tokens_zero_pad
self.lora_dict = {}
self.active_loras = []
def enable_loras(self, lora_key_list=[]):
self.disable_all_loras()
module_loras = {} # {module_name: [lora1, lora2, ...]}
model_device = next(self.parameters()).device
model_dtype = next(self.parameters()).dtype
for lora_key in lora_key_list:
if lora_key in self.lora_dict:
for lora in self.lora_dict[lora_key].loras:
lora.to(model_device, dtype=model_dtype, non_blocking=True)
module_name = lora.lora_name.replace("lora___lorahyphen___", "").replace("___lorahyphen___", ".")
if module_name not in module_loras:
module_loras[module_name] = []
module_loras[module_name].append(lora)
self.active_loras.append(lora_key)
for module_name, loras in module_loras.items():
module = self._get_module_by_name(module_name)
if not hasattr(module, 'org_forward'):
module.org_forward = module.forward
module.forward = self._create_multi_lora_forward(module, loras)
def _create_multi_lora_forward(self, module, loras):
def multi_lora_forward(x, *args, **kwargs):
weight_dtype = x.dtype
org_output = module.org_forward(x, *args, **kwargs)
total_lora_output = 0
for lora in loras:
if lora.use_lora:
lx = lora.lora_down(x.to(lora.lora_down.weight.dtype))
lx = lora.lora_up(lx)
lora_output = lx.to(weight_dtype) * lora.multiplier * lora.alpha_scale
total_lora_output += lora_output
return org_output + total_lora_output
return multi_lora_forward
def _get_module_by_name(self, module_name):
try:
module = self
for part in module_name.split('.'):
module = getattr(module, part)
return module
except AttributeError as e:
raise ValueError(f"Cannot find module: {module_name}, error: {e}")
def disable_all_loras(self):
for name, module in self.named_modules():
if hasattr(module, 'org_forward'):
module.forward = module.org_forward
delattr(module, 'org_forward')
for lora_key, lora_network in self.lora_dict.items():
for lora in lora_network.loras:
lora.to("cpu")
self.active_loras.clear()
def enable_bsa(self,):
for block in self.blocks:
block.attn.enable_bsa = True
def disable_bsa(self,):
for block in self.blocks:
block.attn.enable_bsa = False
def forward(
self,
hidden_states,
timestep,
encoder_hidden_states,
encoder_attention_mask=None,
num_cond_latents=0,
return_kv=False,
kv_cache_dict={},
skip_crs_attn=False,
offload_kv_cache=False,
use_gradient_checkpointing=False,
use_gradient_checkpointing_offload=False,
):
B, _, T, H, W = hidden_states.shape
N_t = T // self.patch_size[0]
N_h = H // self.patch_size[1]
N_w = W // self.patch_size[2]
assert self.patch_size[0]==1, "Currently, 3D x_embedder should not compress the temporal dimension."
# expand the shape of timestep from [B] to [B, T]
if len(timestep.shape) == 1:
timestep = timestep.unsqueeze(1).expand(-1, N_t).clone() # [B, T]
timestep[:, :num_cond_latents] = 0
dtype = hidden_states.dtype
hidden_states = hidden_states.to(dtype)
timestep = timestep.to(dtype)
encoder_hidden_states = encoder_hidden_states.to(dtype)
hidden_states = self.x_embedder(hidden_states) # [B, N, C]
with amp.autocast(device_type='cuda', dtype=torch.float32):
t = self.t_embedder(timestep.float().flatten(), dtype=torch.float32).reshape(B, N_t, -1) # [B, T, C_t]
encoder_hidden_states = self.y_embedder(encoder_hidden_states) # [B, 1, N_token, C]
if self.text_tokens_zero_pad and encoder_attention_mask is not None:
encoder_hidden_states = encoder_hidden_states * encoder_attention_mask[:, None, :, None]
encoder_attention_mask = (encoder_attention_mask * 0 + 1).to(encoder_attention_mask.dtype)
if encoder_attention_mask is not None:
encoder_attention_mask = encoder_attention_mask.squeeze(1).squeeze(1)
encoder_hidden_states = encoder_hidden_states.squeeze(1).masked_select(encoder_attention_mask.unsqueeze(-1) != 0).view(1, -1, hidden_states.shape[-1]) # [1, N_valid_tokens, C]
y_seqlens = encoder_attention_mask.sum(dim=1).tolist() # [B]
else:
y_seqlens = [encoder_hidden_states.shape[2]] * encoder_hidden_states.shape[0]
encoder_hidden_states = encoder_hidden_states.squeeze(1).view(1, -1, hidden_states.shape[-1])
# if self.cp_split_hw[0] * self.cp_split_hw[1] > 1:
# hidden_states = rearrange(hidden_states, "B (T H W) C -> B T H W C", T=N_t, H=N_h, W=N_w)
# hidden_states = context_parallel_util.split_cp_2d(hidden_states, seq_dim_hw=(2, 3), split_hw=self.cp_split_hw)
# hidden_states = rearrange(hidden_states, "B T H W C -> B (T H W) C")
# blocks
kv_cache_dict_ret = {}
for i, block in enumerate(self.blocks):
block_outputs = gradient_checkpoint_forward(
block,
use_gradient_checkpointing=use_gradient_checkpointing,
use_gradient_checkpointing_offload=use_gradient_checkpointing_offload,
x=hidden_states,
y=encoder_hidden_states,
t=t,
y_seqlen=y_seqlens,
latent_shape=(N_t, N_h, N_w),
num_cond_latents=num_cond_latents,
return_kv=return_kv,
kv_cache=kv_cache_dict.get(i, None),
skip_crs_attn=skip_crs_attn,
)
if return_kv:
hidden_states, kv_cache = block_outputs
if offload_kv_cache:
kv_cache_dict_ret[i] = (kv_cache[0].cpu(), kv_cache[1].cpu())
else:
kv_cache_dict_ret[i] = (kv_cache[0].contiguous(), kv_cache[1].contiguous())
else:
hidden_states = block_outputs
hidden_states = self.final_layer(hidden_states, t, (N_t, N_h, N_w)) # [B, N, C=T_p*H_p*W_p*C_out]
# if self.cp_split_hw[0] * self.cp_split_hw[1] > 1:
# hidden_states = context_parallel_util.gather_cp_2d(hidden_states, shape=(N_t, N_h, N_w), split_hw=self.cp_split_hw)
hidden_states = self.unpatchify(hidden_states, N_t, N_h, N_w) # [B, C_out, H, W]
# cast to float32 for better accuracy
hidden_states = hidden_states.to(torch.float32)
if return_kv:
return hidden_states, kv_cache_dict_ret
else:
return hidden_states
def unpatchify(self, x, N_t, N_h, N_w):
"""
Args:
x (torch.Tensor): of shape [B, N, C]
Return:
x (torch.Tensor): of shape [B, C_out, T, H, W]
"""
T_p, H_p, W_p = self.patch_size
x = rearrange(
x,
"B (N_t N_h N_w) (T_p H_p W_p C_out) -> B C_out (N_t T_p) (N_h H_p) (N_w W_p)",
N_t=N_t,
N_h=N_h,
N_w=N_w,
T_p=T_p,
H_p=H_p,
W_p=W_p,
C_out=self.out_channels,
)
return x
@staticmethod
def state_dict_converter():
return LongCatVideoTransformer3DModelDictConverter()
class LongCatVideoTransformer3DModelDictConverter:
def __init__(self):
pass
def from_diffusers(self, state_dict):
return state_dict
def from_civitai(self, state_dict):
return state_dict

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import torch
import torch.nn as nn
from torch.nn import functional as F
import math
from typing import Tuple, Optional, List
from einops import rearrange
MEMORY_LAYOUT = {
"flash": (
lambda x: x.view(x.shape[0] * x.shape[1], *x.shape[2:]),
lambda x: x,
),
"torch": (
lambda x: x.transpose(1, 2),
lambda x: x.transpose(1, 2),
),
"vanilla": (
lambda x: x.transpose(1, 2),
lambda x: x.transpose(1, 2),
),
}
def attention(
q,
k,
v,
mode="torch",
drop_rate=0,
attn_mask=None,
causal=False,
max_seqlen_q=None,
batch_size=1,
):
pre_attn_layout, post_attn_layout = MEMORY_LAYOUT[mode]
if mode == "torch":
if attn_mask is not None and attn_mask.dtype != torch.bool:
attn_mask = attn_mask.to(q.dtype)
x = F.scaled_dot_product_attention(q, k, v, attn_mask=attn_mask, dropout_p=drop_rate, is_causal=causal)
x = post_attn_layout(x)
b, s, a, d = x.shape
out = x.reshape(b, s, -1)
return out
class CausalConv1d(nn.Module):
def __init__(self, chan_in, chan_out, kernel_size=3, stride=1, dilation=1, pad_mode="replicate", **kwargs):
super().__init__()
self.pad_mode = pad_mode
padding = (kernel_size - 1, 0) # T
self.time_causal_padding = padding
self.conv = nn.Conv1d(chan_in, chan_out, kernel_size, stride=stride, dilation=dilation, **kwargs)
def forward(self, x):
x = F.pad(x, self.time_causal_padding, mode=self.pad_mode)
return self.conv(x)
class FaceEncoder(nn.Module):
def __init__(self, in_dim: int, hidden_dim: int, num_heads=int, dtype=None, device=None):
factory_kwargs = {"dtype": dtype, "device": device}
super().__init__()
self.num_heads = num_heads
self.conv1_local = CausalConv1d(in_dim, 1024 * num_heads, 3, stride=1)
self.norm1 = nn.LayerNorm(hidden_dim // 8, elementwise_affine=False, eps=1e-6, **factory_kwargs)
self.act = nn.SiLU()
self.conv2 = CausalConv1d(1024, 1024, 3, stride=2)
self.conv3 = CausalConv1d(1024, 1024, 3, stride=2)
self.out_proj = nn.Linear(1024, hidden_dim)
self.norm1 = nn.LayerNorm(1024, elementwise_affine=False, eps=1e-6, **factory_kwargs)
self.norm2 = nn.LayerNorm(1024, elementwise_affine=False, eps=1e-6, **factory_kwargs)
self.norm3 = nn.LayerNorm(1024, elementwise_affine=False, eps=1e-6, **factory_kwargs)
self.padding_tokens = nn.Parameter(torch.zeros(1, 1, 1, hidden_dim))
def forward(self, x):
x = rearrange(x, "b t c -> b c t")
b, c, t = x.shape
x = self.conv1_local(x)
x = rearrange(x, "b (n c) t -> (b n) t c", n=self.num_heads)
x = self.norm1(x)
x = self.act(x)
x = rearrange(x, "b t c -> b c t")
x = self.conv2(x)
x = rearrange(x, "b c t -> b t c")
x = self.norm2(x)
x = self.act(x)
x = rearrange(x, "b t c -> b c t")
x = self.conv3(x)
x = rearrange(x, "b c t -> b t c")
x = self.norm3(x)
x = self.act(x)
x = self.out_proj(x)
x = rearrange(x, "(b n) t c -> b t n c", b=b)
padding = self.padding_tokens.repeat(b, x.shape[1], 1, 1)
x = torch.cat([x, padding], dim=-2)
x_local = x.clone()
return x_local
class RMSNorm(nn.Module):
def __init__(
self,
dim: int,
elementwise_affine=True,
eps: float = 1e-6,
device=None,
dtype=None,
):
"""
Initialize the RMSNorm normalization layer.
Args:
dim (int): The dimension of the input tensor.
eps (float, optional): A small value added to the denominator for numerical stability. Default is 1e-6.
Attributes:
eps (float): A small value added to the denominator for numerical stability.
weight (nn.Parameter): Learnable scaling parameter.
"""
factory_kwargs = {"device": device, "dtype": dtype}
super().__init__()
self.eps = eps
if elementwise_affine:
self.weight = nn.Parameter(torch.ones(dim, **factory_kwargs))
def _norm(self, x):
"""
Apply the RMSNorm normalization to the input tensor.
Args:
x (torch.Tensor): The input tensor.
Returns:
torch.Tensor: The normalized tensor.
"""
return x * torch.rsqrt(x.pow(2).mean(-1, keepdim=True) + self.eps)
def forward(self, x):
"""
Forward pass through the RMSNorm layer.
Args:
x (torch.Tensor): The input tensor.
Returns:
torch.Tensor: The output tensor after applying RMSNorm.
"""
output = self._norm(x.float()).type_as(x)
if hasattr(self, "weight"):
output = output * self.weight
return output
def get_norm_layer(norm_layer):
"""
Get the normalization layer.
Args:
norm_layer (str): The type of normalization layer.
Returns:
norm_layer (nn.Module): The normalization layer.
"""
if norm_layer == "layer":
return nn.LayerNorm
elif norm_layer == "rms":
return RMSNorm
else:
raise NotImplementedError(f"Norm layer {norm_layer} is not implemented")
class FaceAdapter(nn.Module):
def __init__(
self,
hidden_dim: int,
heads_num: int,
qk_norm: bool = True,
qk_norm_type: str = "rms",
num_adapter_layers: int = 1,
dtype=None,
device=None,
):
factory_kwargs = {"dtype": dtype, "device": device}
super().__init__()
self.hidden_size = hidden_dim
self.heads_num = heads_num
self.fuser_blocks = nn.ModuleList(
[
FaceBlock(
self.hidden_size,
self.heads_num,
qk_norm=qk_norm,
qk_norm_type=qk_norm_type,
**factory_kwargs,
)
for _ in range(num_adapter_layers)
]
)
def forward(
self,
x: torch.Tensor,
motion_embed: torch.Tensor,
idx: int,
freqs_cis_q: Tuple[torch.Tensor, torch.Tensor] = None,
freqs_cis_k: Tuple[torch.Tensor, torch.Tensor] = None,
) -> torch.Tensor:
return self.fuser_blocks[idx](x, motion_embed, freqs_cis_q, freqs_cis_k)
class FaceBlock(nn.Module):
def __init__(
self,
hidden_size: int,
heads_num: int,
qk_norm: bool = True,
qk_norm_type: str = "rms",
qk_scale: float = None,
dtype: Optional[torch.dtype] = None,
device: Optional[torch.device] = None,
):
factory_kwargs = {"device": device, "dtype": dtype}
super().__init__()
self.deterministic = False
self.hidden_size = hidden_size
self.heads_num = heads_num
head_dim = hidden_size // heads_num
self.scale = qk_scale or head_dim**-0.5
self.linear1_kv = nn.Linear(hidden_size, hidden_size * 2, **factory_kwargs)
self.linear1_q = nn.Linear(hidden_size, hidden_size, **factory_kwargs)
self.linear2 = nn.Linear(hidden_size, hidden_size, **factory_kwargs)
qk_norm_layer = get_norm_layer(qk_norm_type)
self.q_norm = (
qk_norm_layer(head_dim, elementwise_affine=True, eps=1e-6, **factory_kwargs) if qk_norm else nn.Identity()
)
self.k_norm = (
qk_norm_layer(head_dim, elementwise_affine=True, eps=1e-6, **factory_kwargs) if qk_norm else nn.Identity()
)
self.pre_norm_feat = nn.LayerNorm(hidden_size, elementwise_affine=False, eps=1e-6, **factory_kwargs)
self.pre_norm_motion = nn.LayerNorm(hidden_size, elementwise_affine=False, eps=1e-6, **factory_kwargs)
def forward(
self,
x: torch.Tensor,
motion_vec: torch.Tensor,
motion_mask: Optional[torch.Tensor] = None,
use_context_parallel=False,
) -> torch.Tensor:
B, T, N, C = motion_vec.shape
T_comp = T
x_motion = self.pre_norm_motion(motion_vec)
x_feat = self.pre_norm_feat(x)
kv = self.linear1_kv(x_motion)
q = self.linear1_q(x_feat)
k, v = rearrange(kv, "B L N (K H D) -> K B L N H D", K=2, H=self.heads_num)
q = rearrange(q, "B S (H D) -> B S H D", H=self.heads_num)
# Apply QK-Norm if needed.
q = self.q_norm(q).to(v)
k = self.k_norm(k).to(v)
k = rearrange(k, "B L N H D -> (B L) H N D")
v = rearrange(v, "B L N H D -> (B L) H N D")
q = rearrange(q, "B (L S) H D -> (B L) H S D", L=T_comp)
# Compute attention.
attn = F.scaled_dot_product_attention(q, k, v)
attn = rearrange(attn, "(B L) H S D -> B (L S) (H D)", L=T_comp)
output = self.linear2(attn)
if motion_mask is not None:
output = output * rearrange(motion_mask, "B T H W -> B (T H W)").unsqueeze(-1)
return output
def custom_qr(input_tensor):
original_dtype = input_tensor.dtype
if original_dtype == torch.bfloat16:
q, r = torch.linalg.qr(input_tensor.to(torch.float32))
return q.to(original_dtype), r.to(original_dtype)
return torch.linalg.qr(input_tensor)
def fused_leaky_relu(input, bias, negative_slope=0.2, scale=2 ** 0.5):
return F.leaky_relu(input + bias, negative_slope) * scale
def upfirdn2d_native(input, kernel, up_x, up_y, down_x, down_y, pad_x0, pad_x1, pad_y0, pad_y1):
_, minor, in_h, in_w = input.shape
kernel_h, kernel_w = kernel.shape
out = input.view(-1, minor, in_h, 1, in_w, 1)
out = F.pad(out, [0, up_x - 1, 0, 0, 0, up_y - 1, 0, 0])
out = out.view(-1, minor, in_h * up_y, in_w * up_x)
out = F.pad(out, [max(pad_x0, 0), max(pad_x1, 0), max(pad_y0, 0), max(pad_y1, 0)])
out = out[:, :, max(-pad_y0, 0): out.shape[2] - max(-pad_y1, 0),
max(-pad_x0, 0): out.shape[3] - max(-pad_x1, 0), ]
out = out.reshape([-1, 1, in_h * up_y + pad_y0 + pad_y1, in_w * up_x + pad_x0 + pad_x1])
w = torch.flip(kernel, [0, 1]).view(1, 1, kernel_h, kernel_w)
out = F.conv2d(out, w)
out = out.reshape(-1, minor, in_h * up_y + pad_y0 + pad_y1 - kernel_h + 1,
in_w * up_x + pad_x0 + pad_x1 - kernel_w + 1, )
return out[:, :, ::down_y, ::down_x]
def upfirdn2d(input, kernel, up=1, down=1, pad=(0, 0)):
return upfirdn2d_native(input, kernel, up, up, down, down, pad[0], pad[1], pad[0], pad[1])
def make_kernel(k):
k = torch.tensor(k, dtype=torch.float32)
if k.ndim == 1:
k = k[None, :] * k[:, None]
k /= k.sum()
return k
class FusedLeakyReLU(nn.Module):
def __init__(self, channel, negative_slope=0.2, scale=2 ** 0.5):
super().__init__()
self.bias = nn.Parameter(torch.zeros(1, channel, 1, 1))
self.negative_slope = negative_slope
self.scale = scale
def forward(self, input):
out = fused_leaky_relu(input, self.bias, self.negative_slope, self.scale)
return out
class Blur(nn.Module):
def __init__(self, kernel, pad, upsample_factor=1):
super().__init__()
kernel = make_kernel(kernel)
if upsample_factor > 1:
kernel = kernel * (upsample_factor ** 2)
self.register_buffer('kernel', kernel)
self.pad = pad
def forward(self, input):
return upfirdn2d(input, self.kernel, pad=self.pad)
class ScaledLeakyReLU(nn.Module):
def __init__(self, negative_slope=0.2):
super().__init__()
self.negative_slope = negative_slope
def forward(self, input):
return F.leaky_relu(input, negative_slope=self.negative_slope)
class EqualConv2d(nn.Module):
def __init__(self, in_channel, out_channel, kernel_size, stride=1, padding=0, bias=True):
super().__init__()
self.weight = nn.Parameter(torch.randn(out_channel, in_channel, kernel_size, kernel_size))
self.scale = 1 / math.sqrt(in_channel * kernel_size ** 2)
self.stride = stride
self.padding = padding
if bias:
self.bias = nn.Parameter(torch.zeros(out_channel))
else:
self.bias = None
def forward(self, input):
return F.conv2d(input, self.weight * self.scale, bias=self.bias, stride=self.stride, padding=self.padding)
def __repr__(self):
return (
f'{self.__class__.__name__}({self.weight.shape[1]}, {self.weight.shape[0]},'
f' {self.weight.shape[2]}, stride={self.stride}, padding={self.padding})'
)
class EqualLinear(nn.Module):
def __init__(self, in_dim, out_dim, bias=True, bias_init=0, lr_mul=1, activation=None):
super().__init__()
self.weight = nn.Parameter(torch.randn(out_dim, in_dim).div_(lr_mul))
if bias:
self.bias = nn.Parameter(torch.zeros(out_dim).fill_(bias_init))
else:
self.bias = None
self.activation = activation
self.scale = (1 / math.sqrt(in_dim)) * lr_mul
self.lr_mul = lr_mul
def forward(self, input):
if self.activation:
out = F.linear(input, self.weight * self.scale)
out = fused_leaky_relu(out, self.bias * self.lr_mul)
else:
out = F.linear(input, self.weight * self.scale, bias=self.bias * self.lr_mul)
return out
def __repr__(self):
return (f'{self.__class__.__name__}({self.weight.shape[1]}, {self.weight.shape[0]})')
class ConvLayer(nn.Sequential):
def __init__(
self,
in_channel,
out_channel,
kernel_size,
downsample=False,
blur_kernel=[1, 3, 3, 1],
bias=True,
activate=True,
):
layers = []
if downsample:
factor = 2
p = (len(blur_kernel) - factor) + (kernel_size - 1)
pad0 = (p + 1) // 2
pad1 = p // 2
layers.append(Blur(blur_kernel, pad=(pad0, pad1)))
stride = 2
self.padding = 0
else:
stride = 1
self.padding = kernel_size // 2
layers.append(EqualConv2d(in_channel, out_channel, kernel_size, padding=self.padding, stride=stride,
bias=bias and not activate))
if activate:
if bias:
layers.append(FusedLeakyReLU(out_channel))
else:
layers.append(ScaledLeakyReLU(0.2))
super().__init__(*layers)
class ResBlock(nn.Module):
def __init__(self, in_channel, out_channel, blur_kernel=[1, 3, 3, 1]):
super().__init__()
self.conv1 = ConvLayer(in_channel, in_channel, 3)
self.conv2 = ConvLayer(in_channel, out_channel, 3, downsample=True)
self.skip = ConvLayer(in_channel, out_channel, 1, downsample=True, activate=False, bias=False)
def forward(self, input):
out = self.conv1(input)
out = self.conv2(out)
skip = self.skip(input)
out = (out + skip) / math.sqrt(2)
return out
class EncoderApp(nn.Module):
def __init__(self, size, w_dim=512):
super(EncoderApp, self).__init__()
channels = {
4: 512,
8: 512,
16: 512,
32: 512,
64: 256,
128: 128,
256: 64,
512: 32,
1024: 16
}
self.w_dim = w_dim
log_size = int(math.log(size, 2))
self.convs = nn.ModuleList()
self.convs.append(ConvLayer(3, channels[size], 1))
in_channel = channels[size]
for i in range(log_size, 2, -1):
out_channel = channels[2 ** (i - 1)]
self.convs.append(ResBlock(in_channel, out_channel))
in_channel = out_channel
self.convs.append(EqualConv2d(in_channel, self.w_dim, 4, padding=0, bias=False))
def forward(self, x):
res = []
h = x
for conv in self.convs:
h = conv(h)
res.append(h)
return res[-1].squeeze(-1).squeeze(-1), res[::-1][2:]
class Encoder(nn.Module):
def __init__(self, size, dim=512, dim_motion=20):
super(Encoder, self).__init__()
# appearance netmork
self.net_app = EncoderApp(size, dim)
# motion network
fc = [EqualLinear(dim, dim)]
for i in range(3):
fc.append(EqualLinear(dim, dim))
fc.append(EqualLinear(dim, dim_motion))
self.fc = nn.Sequential(*fc)
def enc_app(self, x):
h_source = self.net_app(x)
return h_source
def enc_motion(self, x):
h, _ = self.net_app(x)
h_motion = self.fc(h)
return h_motion
class Direction(nn.Module):
def __init__(self, motion_dim):
super(Direction, self).__init__()
self.weight = nn.Parameter(torch.randn(512, motion_dim))
def forward(self, input):
weight = self.weight + 1e-8
Q, R = custom_qr(weight)
if input is None:
return Q
else:
input_diag = torch.diag_embed(input) # alpha, diagonal matrix
out = torch.matmul(input_diag, Q.T)
out = torch.sum(out, dim=1)
return out
class Synthesis(nn.Module):
def __init__(self, motion_dim):
super(Synthesis, self).__init__()
self.direction = Direction(motion_dim)
class Generator(nn.Module):
def __init__(self, size, style_dim=512, motion_dim=20):
super().__init__()
self.enc = Encoder(size, style_dim, motion_dim)
self.dec = Synthesis(motion_dim)
def get_motion(self, img):
#motion_feat = self.enc.enc_motion(img)
motion_feat = torch.utils.checkpoint.checkpoint((self.enc.enc_motion), img, use_reentrant=True)
motion = self.dec.direction(motion_feat)
return motion
class WanAnimateAdapter(torch.nn.Module):
def __init__(self):
super().__init__()
self.pose_patch_embedding = torch.nn.Conv3d(16, 5120, kernel_size=(1, 2, 2), stride=(1, 2, 2))
self.motion_encoder = Generator(size=512, style_dim=512, motion_dim=20)
self.face_adapter = FaceAdapter(heads_num=40, hidden_dim=5120, num_adapter_layers=40 // 5)
self.face_encoder = FaceEncoder(in_dim=512, hidden_dim=5120, num_heads=4)
def after_patch_embedding(self, x: List[torch.Tensor], pose_latents, face_pixel_values):
pose_latents = self.pose_patch_embedding(pose_latents)
x[:, :, 1:] += pose_latents
b,c,T,h,w = face_pixel_values.shape
face_pixel_values = rearrange(face_pixel_values, "b c t h w -> (b t) c h w")
encode_bs = 8
face_pixel_values_tmp = []
for i in range(math.ceil(face_pixel_values.shape[0]/encode_bs)):
face_pixel_values_tmp.append(self.motion_encoder.get_motion(face_pixel_values[i*encode_bs:(i+1)*encode_bs]))
motion_vec = torch.cat(face_pixel_values_tmp)
motion_vec = rearrange(motion_vec, "(b t) c -> b t c", t=T)
motion_vec = self.face_encoder(motion_vec)
B, L, H, C = motion_vec.shape
pad_face = torch.zeros(B, 1, H, C).type_as(motion_vec)
motion_vec = torch.cat([pad_face, motion_vec], dim=1)
return x, motion_vec
def after_transformer_block(self, block_idx, x, motion_vec, motion_masks=None):
if block_idx % 5 == 0:
adapter_args = [x, motion_vec, motion_masks, False]
residual_out = self.face_adapter.fuser_blocks[block_idx // 5](*adapter_args)
x = residual_out + x
return x
@staticmethod
def state_dict_converter():
return WanAnimateAdapterStateDictConverter()
class WanAnimateAdapterStateDictConverter:
def __init__(self):
pass
def from_diffusers(self, state_dict):
return state_dict
def from_civitai(self, state_dict):
state_dict_ = {}
for name, param in state_dict.items():
if name.startswith("pose_patch_embedding.") or name.startswith("face_adapter") or name.startswith("face_encoder") or name.startswith("motion_encoder"):
state_dict_[name] = param
return state_dict_

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import torch
import torch.nn as nn
import numpy as np
from einops import rearrange
import os
from typing_extensions import Literal
class SimpleAdapter(nn.Module):
def __init__(self, in_dim, out_dim, kernel_size, stride, num_residual_blocks=1):
super(SimpleAdapter, self).__init__()
# Pixel Unshuffle: reduce spatial dimensions by a factor of 8
self.pixel_unshuffle = nn.PixelUnshuffle(downscale_factor=8)
# Convolution: reduce spatial dimensions by a factor
# of 2 (without overlap)
self.conv = nn.Conv2d(in_dim * 64, out_dim, kernel_size=kernel_size, stride=stride, padding=0)
# Residual blocks for feature extraction
self.residual_blocks = nn.Sequential(
*[ResidualBlock(out_dim) for _ in range(num_residual_blocks)]
)
def forward(self, x):
# Reshape to merge the frame dimension into batch
bs, c, f, h, w = x.size()
x = x.permute(0, 2, 1, 3, 4).contiguous().view(bs * f, c, h, w)
# Pixel Unshuffle operation
x_unshuffled = self.pixel_unshuffle(x)
# Convolution operation
x_conv = self.conv(x_unshuffled)
# Feature extraction with residual blocks
out = self.residual_blocks(x_conv)
# Reshape to restore original bf dimension
out = out.view(bs, f, out.size(1), out.size(2), out.size(3))
# Permute dimensions to reorder (if needed), e.g., swap channels and feature frames
out = out.permute(0, 2, 1, 3, 4)
return out
def process_camera_coordinates(
self,
direction: Literal["Left", "Right", "Up", "Down", "LeftUp", "LeftDown", "RightUp", "RightDown"],
length: int,
height: int,
width: int,
speed: float = 1/54,
origin=(0, 0.532139961, 0.946026558, 0.5, 0.5, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0)
):
if origin is None:
origin = (0, 0.532139961, 0.946026558, 0.5, 0.5, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0)
coordinates = generate_camera_coordinates(direction, length, speed, origin)
plucker_embedding = process_pose_file(coordinates, width, height)
return plucker_embedding
class ResidualBlock(nn.Module):
def __init__(self, dim):
super(ResidualBlock, self).__init__()
self.conv1 = nn.Conv2d(dim, dim, kernel_size=3, padding=1)
self.relu = nn.ReLU(inplace=True)
self.conv2 = nn.Conv2d(dim, dim, kernel_size=3, padding=1)
def forward(self, x):
residual = x
out = self.relu(self.conv1(x))
out = self.conv2(out)
out += residual
return out
class Camera(object):
"""Copied from https://github.com/hehao13/CameraCtrl/blob/main/inference.py
"""
def __init__(self, entry):
fx, fy, cx, cy = entry[1:5]
self.fx = fx
self.fy = fy
self.cx = cx
self.cy = cy
w2c_mat = np.array(entry[7:]).reshape(3, 4)
w2c_mat_4x4 = np.eye(4)
w2c_mat_4x4[:3, :] = w2c_mat
self.w2c_mat = w2c_mat_4x4
self.c2w_mat = np.linalg.inv(w2c_mat_4x4)
def get_relative_pose(cam_params):
"""Copied from https://github.com/hehao13/CameraCtrl/blob/main/inference.py
"""
abs_w2cs = [cam_param.w2c_mat for cam_param in cam_params]
abs_c2ws = [cam_param.c2w_mat for cam_param in cam_params]
cam_to_origin = 0
target_cam_c2w = np.array([
[1, 0, 0, 0],
[0, 1, 0, -cam_to_origin],
[0, 0, 1, 0],
[0, 0, 0, 1]
])
abs2rel = target_cam_c2w @ abs_w2cs[0]
ret_poses = [target_cam_c2w, ] + [abs2rel @ abs_c2w for abs_c2w in abs_c2ws[1:]]
ret_poses = np.array(ret_poses, dtype=np.float32)
return ret_poses
def custom_meshgrid(*args):
# torch>=2.0.0 only
return torch.meshgrid(*args, indexing='ij')
def ray_condition(K, c2w, H, W, device):
"""Copied from https://github.com/hehao13/CameraCtrl/blob/main/inference.py
"""
# c2w: B, V, 4, 4
# K: B, V, 4
B = K.shape[0]
j, i = custom_meshgrid(
torch.linspace(0, H - 1, H, device=device, dtype=c2w.dtype),
torch.linspace(0, W - 1, W, device=device, dtype=c2w.dtype),
)
i = i.reshape([1, 1, H * W]).expand([B, 1, H * W]) + 0.5 # [B, HxW]
j = j.reshape([1, 1, H * W]).expand([B, 1, H * W]) + 0.5 # [B, HxW]
fx, fy, cx, cy = K.chunk(4, dim=-1) # B,V, 1
zs = torch.ones_like(i) # [B, HxW]
xs = (i - cx) / fx * zs
ys = (j - cy) / fy * zs
zs = zs.expand_as(ys)
directions = torch.stack((xs, ys, zs), dim=-1) # B, V, HW, 3
directions = directions / directions.norm(dim=-1, keepdim=True) # B, V, HW, 3
rays_d = directions @ c2w[..., :3, :3].transpose(-1, -2) # B, V, 3, HW
rays_o = c2w[..., :3, 3] # B, V, 3
rays_o = rays_o[:, :, None].expand_as(rays_d) # B, V, 3, HW
# c2w @ dirctions
rays_dxo = torch.linalg.cross(rays_o, rays_d)
plucker = torch.cat([rays_dxo, rays_d], dim=-1)
plucker = plucker.reshape(B, c2w.shape[1], H, W, 6) # B, V, H, W, 6
# plucker = plucker.permute(0, 1, 4, 2, 3)
return plucker
def process_pose_file(cam_params, width=672, height=384, original_pose_width=1280, original_pose_height=720, device='cpu', return_poses=False):
if return_poses:
return cam_params
else:
cam_params = [Camera(cam_param) for cam_param in cam_params]
sample_wh_ratio = width / height
pose_wh_ratio = original_pose_width / original_pose_height # Assuming placeholder ratios, change as needed
if pose_wh_ratio > sample_wh_ratio:
resized_ori_w = height * pose_wh_ratio
for cam_param in cam_params:
cam_param.fx = resized_ori_w * cam_param.fx / width
else:
resized_ori_h = width / pose_wh_ratio
for cam_param in cam_params:
cam_param.fy = resized_ori_h * cam_param.fy / height
intrinsic = np.asarray([[cam_param.fx * width,
cam_param.fy * height,
cam_param.cx * width,
cam_param.cy * height]
for cam_param in cam_params], dtype=np.float32)
K = torch.as_tensor(intrinsic)[None] # [1, 1, 4]
c2ws = get_relative_pose(cam_params) # Assuming this function is defined elsewhere
c2ws = torch.as_tensor(c2ws)[None] # [1, n_frame, 4, 4]
plucker_embedding = ray_condition(K, c2ws, height, width, device=device)[0].permute(0, 3, 1, 2).contiguous() # V, 6, H, W
plucker_embedding = plucker_embedding[None]
plucker_embedding = rearrange(plucker_embedding, "b f c h w -> b f h w c")[0]
return plucker_embedding
def generate_camera_coordinates(
direction: Literal["Left", "Right", "Up", "Down", "LeftUp", "LeftDown", "RightUp", "RightDown", "In", "Out"],
length: int,
speed: float = 1/54,
origin=(0, 0.532139961, 0.946026558, 0.5, 0.5, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0)
):
coordinates = [list(origin)]
while len(coordinates) < length:
coor = coordinates[-1].copy()
if "Left" in direction:
coor[9] += speed
if "Right" in direction:
coor[9] -= speed
if "Up" in direction:
coor[13] += speed
if "Down" in direction:
coor[13] -= speed
if "In" in direction:
coor[18] -= speed
if "Out" in direction:
coor[18] += speed
coordinates.append(coor)
return coordinates

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import torch
import torch.nn as nn
import torch.nn.functional as F
import math
from typing import Tuple, Optional
from einops import rearrange
from .wan_video_camera_controller import SimpleAdapter
try:
import flash_attn_interface
FLASH_ATTN_3_AVAILABLE = True
except ModuleNotFoundError:
FLASH_ATTN_3_AVAILABLE = False
try:
import flash_attn
FLASH_ATTN_2_AVAILABLE = True
except ModuleNotFoundError:
FLASH_ATTN_2_AVAILABLE = False
try:
from sageattention import sageattn
SAGE_ATTN_AVAILABLE = True
except ModuleNotFoundError:
SAGE_ATTN_AVAILABLE = False
def flash_attention(q: torch.Tensor, k: torch.Tensor, v: torch.Tensor, num_heads: int, compatibility_mode=False):
if compatibility_mode:
q = rearrange(q, "b s (n d) -> b n s d", n=num_heads)
k = rearrange(k, "b s (n d) -> b n s d", n=num_heads)
v = rearrange(v, "b s (n d) -> b n s d", n=num_heads)
x = F.scaled_dot_product_attention(q, k, v)
x = rearrange(x, "b n s d -> b s (n d)", n=num_heads)
elif FLASH_ATTN_3_AVAILABLE:
q = rearrange(q, "b s (n d) -> b s n d", n=num_heads)
k = rearrange(k, "b s (n d) -> b s n d", n=num_heads)
v = rearrange(v, "b s (n d) -> b s n d", n=num_heads)
x = flash_attn_interface.flash_attn_func(q, k, v)
if isinstance(x,tuple):
x = x[0]
x = rearrange(x, "b s n d -> b s (n d)", n=num_heads)
elif FLASH_ATTN_2_AVAILABLE:
q = rearrange(q, "b s (n d) -> b s n d", n=num_heads)
k = rearrange(k, "b s (n d) -> b s n d", n=num_heads)
v = rearrange(v, "b s (n d) -> b s n d", n=num_heads)
x = flash_attn.flash_attn_func(q, k, v)
x = rearrange(x, "b s n d -> b s (n d)", n=num_heads)
elif SAGE_ATTN_AVAILABLE:
q = rearrange(q, "b s (n d) -> b n s d", n=num_heads)
k = rearrange(k, "b s (n d) -> b n s d", n=num_heads)
v = rearrange(v, "b s (n d) -> b n s d", n=num_heads)
x = sageattn(q, k, v)
x = rearrange(x, "b n s d -> b s (n d)", n=num_heads)
else:
q = rearrange(q, "b s (n d) -> b n s d", n=num_heads)
k = rearrange(k, "b s (n d) -> b n s d", n=num_heads)
v = rearrange(v, "b s (n d) -> b n s d", n=num_heads)
x = F.scaled_dot_product_attention(q, k, v)
x = rearrange(x, "b n s d -> b s (n d)", n=num_heads)
return x
def modulate(x: torch.Tensor, shift: torch.Tensor, scale: torch.Tensor):
return (x * (1 + scale) + shift)
def sinusoidal_embedding_1d(dim, position):
sinusoid = torch.outer(position.type(torch.float64), torch.pow(
10000, -torch.arange(dim//2, dtype=torch.float64, device=position.device).div(dim//2)))
x = torch.cat([torch.cos(sinusoid), torch.sin(sinusoid)], dim=1)
return x.to(position.dtype)
def precompute_freqs_cis_3d(dim: int, end: int = 1024, theta: float = 10000.0):
# 3d rope precompute
f_freqs_cis = precompute_freqs_cis(dim - 2 * (dim // 3), end, theta)
h_freqs_cis = precompute_freqs_cis(dim // 3, end, theta)
w_freqs_cis = precompute_freqs_cis(dim // 3, end, theta)
return f_freqs_cis, h_freqs_cis, w_freqs_cis
def precompute_freqs_cis(dim: int, end: int = 1024, theta: float = 10000.0):
# 1d rope precompute
freqs = 1.0 / (theta ** (torch.arange(0, dim, 2)
[: (dim // 2)].double() / dim))
freqs = torch.outer(torch.arange(end, device=freqs.device), freqs)
freqs_cis = torch.polar(torch.ones_like(freqs), freqs) # complex64
return freqs_cis
def rope_apply(x, freqs, num_heads):
x = rearrange(x, "b s (n d) -> b s n d", n=num_heads)
x_out = torch.view_as_complex(x.to(torch.float64).reshape(
x.shape[0], x.shape[1], x.shape[2], -1, 2))
x_out = torch.view_as_real(x_out * freqs).flatten(2)
return x_out.to(x.dtype)
class RMSNorm(nn.Module):
def __init__(self, dim, eps=1e-5):
super().__init__()
self.eps = eps
self.weight = nn.Parameter(torch.ones(dim))
def norm(self, x):
return x * torch.rsqrt(x.pow(2).mean(dim=-1, keepdim=True) + self.eps)
def forward(self, x):
dtype = x.dtype
return self.norm(x.float()).to(dtype) * self.weight
class AttentionModule(nn.Module):
def __init__(self, num_heads):
super().__init__()
self.num_heads = num_heads
def forward(self, q, k, v):
x = flash_attention(q=q, k=k, v=v, num_heads=self.num_heads)
return x
class SelfAttention(nn.Module):
def __init__(self, dim: int, num_heads: int, eps: float = 1e-6):
super().__init__()
self.dim = dim
self.num_heads = num_heads
self.head_dim = dim // num_heads
self.q = nn.Linear(dim, dim)
self.k = nn.Linear(dim, dim)
self.v = nn.Linear(dim, dim)
self.o = nn.Linear(dim, dim)
self.norm_q = RMSNorm(dim, eps=eps)
self.norm_k = RMSNorm(dim, eps=eps)
self.attn = AttentionModule(self.num_heads)
def forward(self, x, freqs):
q = self.norm_q(self.q(x))
k = self.norm_k(self.k(x))
v = self.v(x)
q = rope_apply(q, freqs, self.num_heads)
k = rope_apply(k, freqs, self.num_heads)
x = self.attn(q, k, v)
return self.o(x)
class CrossAttention(nn.Module):
def __init__(self, dim: int, num_heads: int, eps: float = 1e-6, has_image_input: bool = False):
super().__init__()
self.dim = dim
self.num_heads = num_heads
self.head_dim = dim // num_heads
self.q = nn.Linear(dim, dim)
self.k = nn.Linear(dim, dim)
self.v = nn.Linear(dim, dim)
self.o = nn.Linear(dim, dim)
self.norm_q = RMSNorm(dim, eps=eps)
self.norm_k = RMSNorm(dim, eps=eps)
self.has_image_input = has_image_input
if has_image_input:
self.k_img = nn.Linear(dim, dim)
self.v_img = nn.Linear(dim, dim)
self.norm_k_img = RMSNorm(dim, eps=eps)
self.attn = AttentionModule(self.num_heads)
def forward(self, x: torch.Tensor, y: torch.Tensor):
if self.has_image_input:
img = y[:, :257]
ctx = y[:, 257:]
else:
ctx = y
q = self.norm_q(self.q(x))
k = self.norm_k(self.k(ctx))
v = self.v(ctx)
x = self.attn(q, k, v)
if self.has_image_input:
k_img = self.norm_k_img(self.k_img(img))
v_img = self.v_img(img)
y = flash_attention(q, k_img, v_img, num_heads=self.num_heads)
x = x + y
return self.o(x)
class GateModule(nn.Module):
def __init__(self,):
super().__init__()
def forward(self, x, gate, residual):
return x + gate * residual
class DiTBlock(nn.Module):
def __init__(self, has_image_input: bool, dim: int, num_heads: int, ffn_dim: int, eps: float = 1e-6):
super().__init__()
self.dim = dim
self.num_heads = num_heads
self.ffn_dim = ffn_dim
self.self_attn = SelfAttention(dim, num_heads, eps)
self.cross_attn = CrossAttention(
dim, num_heads, eps, has_image_input=has_image_input)
self.norm1 = nn.LayerNorm(dim, eps=eps, elementwise_affine=False)
self.norm2 = nn.LayerNorm(dim, eps=eps, elementwise_affine=False)
self.norm3 = nn.LayerNorm(dim, eps=eps)
self.ffn = nn.Sequential(nn.Linear(dim, ffn_dim), nn.GELU(
approximate='tanh'), nn.Linear(ffn_dim, dim))
self.modulation = nn.Parameter(torch.randn(1, 6, dim) / dim**0.5)
self.gate = GateModule()
def forward(self, x, context, t_mod, freqs):
has_seq = len(t_mod.shape) == 4
chunk_dim = 2 if has_seq else 1
# msa: multi-head self-attention mlp: multi-layer perceptron
shift_msa, scale_msa, gate_msa, shift_mlp, scale_mlp, gate_mlp = (
self.modulation.to(dtype=t_mod.dtype, device=t_mod.device) + t_mod).chunk(6, dim=chunk_dim)
if has_seq:
shift_msa, scale_msa, gate_msa, shift_mlp, scale_mlp, gate_mlp = (
shift_msa.squeeze(2), scale_msa.squeeze(2), gate_msa.squeeze(2),
shift_mlp.squeeze(2), scale_mlp.squeeze(2), gate_mlp.squeeze(2),
)
input_x = modulate(self.norm1(x), shift_msa, scale_msa)
x = self.gate(x, gate_msa, self.self_attn(input_x, freqs))
x = x + self.cross_attn(self.norm3(x), context)
input_x = modulate(self.norm2(x), shift_mlp, scale_mlp)
x = self.gate(x, gate_mlp, self.ffn(input_x))
return x
class MLP(torch.nn.Module):
def __init__(self, in_dim, out_dim, has_pos_emb=False):
super().__init__()
self.proj = torch.nn.Sequential(
nn.LayerNorm(in_dim),
nn.Linear(in_dim, in_dim),
nn.GELU(),
nn.Linear(in_dim, out_dim),
nn.LayerNorm(out_dim)
)
self.has_pos_emb = has_pos_emb
if has_pos_emb:
self.emb_pos = torch.nn.Parameter(torch.zeros((1, 514, 1280)))
def forward(self, x):
if self.has_pos_emb:
x = x + self.emb_pos.to(dtype=x.dtype, device=x.device)
return self.proj(x)
class Head(nn.Module):
def __init__(self, dim: int, out_dim: int, patch_size: Tuple[int, int, int], eps: float):
super().__init__()
self.dim = dim
self.patch_size = patch_size
self.norm = nn.LayerNorm(dim, eps=eps, elementwise_affine=False)
self.head = nn.Linear(dim, out_dim * math.prod(patch_size))
self.modulation = nn.Parameter(torch.randn(1, 2, dim) / dim**0.5)
def forward(self, x, t_mod):
if len(t_mod.shape) == 3:
shift, scale = (self.modulation.unsqueeze(0).to(dtype=t_mod.dtype, device=t_mod.device) + t_mod.unsqueeze(2)).chunk(2, dim=2)
x = (self.head(self.norm(x) * (1 + scale.squeeze(2)) + shift.squeeze(2)))
else:
shift, scale = (self.modulation.to(dtype=t_mod.dtype, device=t_mod.device) + t_mod).chunk(2, dim=1)
x = (self.head(self.norm(x) * (1 + scale) + shift))
return x
class WanModel(torch.nn.Module):
def __init__(
self,
dim: int,
in_dim: int,
ffn_dim: int,
out_dim: int,
text_dim: int,
freq_dim: int,
eps: float,
patch_size: Tuple[int, int, int],
num_heads: int,
num_layers: int,
has_image_input: bool,
has_image_pos_emb: bool = False,
has_ref_conv: bool = False,
add_control_adapter: bool = False,
in_dim_control_adapter: int = 24,
seperated_timestep: bool = False,
require_vae_embedding: bool = True,
require_clip_embedding: bool = True,
fuse_vae_embedding_in_latents: bool = False,
):
super().__init__()
self.dim = dim
self.in_dim = in_dim
self.freq_dim = freq_dim
self.has_image_input = has_image_input
self.patch_size = patch_size
self.seperated_timestep = seperated_timestep
self.require_vae_embedding = require_vae_embedding
self.require_clip_embedding = require_clip_embedding
self.fuse_vae_embedding_in_latents = fuse_vae_embedding_in_latents
self.patch_embedding = nn.Conv3d(
in_dim, dim, kernel_size=patch_size, stride=patch_size)
self.text_embedding = nn.Sequential(
nn.Linear(text_dim, dim),
nn.GELU(approximate='tanh'),
nn.Linear(dim, dim)
)
self.time_embedding = nn.Sequential(
nn.Linear(freq_dim, dim),
nn.SiLU(),
nn.Linear(dim, dim)
)
self.time_projection = nn.Sequential(
nn.SiLU(), nn.Linear(dim, dim * 6))
self.blocks = nn.ModuleList([
DiTBlock(has_image_input, dim, num_heads, ffn_dim, eps)
for _ in range(num_layers)
])
self.head = Head(dim, out_dim, patch_size, eps)
head_dim = dim // num_heads
self.freqs = precompute_freqs_cis_3d(head_dim)
if has_image_input:
self.img_emb = MLP(1280, dim, has_pos_emb=has_image_pos_emb) # clip_feature_dim = 1280
if has_ref_conv:
self.ref_conv = nn.Conv2d(16, dim, kernel_size=(2, 2), stride=(2, 2))
self.has_image_pos_emb = has_image_pos_emb
self.has_ref_conv = has_ref_conv
if add_control_adapter:
self.control_adapter = SimpleAdapter(in_dim_control_adapter, dim, kernel_size=patch_size[1:], stride=patch_size[1:])
else:
self.control_adapter = None
def patchify(self, x: torch.Tensor, control_camera_latents_input: Optional[torch.Tensor] = None):
x = self.patch_embedding(x)
if self.control_adapter is not None and control_camera_latents_input is not None:
y_camera = self.control_adapter(control_camera_latents_input)
x = [u + v for u, v in zip(x, y_camera)]
x = x[0].unsqueeze(0)
return x
def unpatchify(self, x: torch.Tensor, grid_size: torch.Tensor):
return rearrange(
x, 'b (f h w) (x y z c) -> b c (f x) (h y) (w z)',
f=grid_size[0], h=grid_size[1], w=grid_size[2],
x=self.patch_size[0], y=self.patch_size[1], z=self.patch_size[2]
)
def forward(self,
x: torch.Tensor,
timestep: torch.Tensor,
context: torch.Tensor,
clip_feature: Optional[torch.Tensor] = None,
y: Optional[torch.Tensor] = None,
use_gradient_checkpointing: bool = False,
use_gradient_checkpointing_offload: bool = False,
**kwargs,
):
t = self.time_embedding(
sinusoidal_embedding_1d(self.freq_dim, timestep).to(x.dtype))
t_mod = self.time_projection(t).unflatten(1, (6, self.dim))
context = self.text_embedding(context)
if self.has_image_input:
x = torch.cat([x, y], dim=1) # (b, c_x + c_y, f, h, w)
clip_embdding = self.img_emb(clip_feature)
context = torch.cat([clip_embdding, context], dim=1)
x, (f, h, w) = self.patchify(x)
freqs = torch.cat([
self.freqs[0][:f].view(f, 1, 1, -1).expand(f, h, w, -1),
self.freqs[1][:h].view(1, h, 1, -1).expand(f, h, w, -1),
self.freqs[2][:w].view(1, 1, w, -1).expand(f, h, w, -1)
], dim=-1).reshape(f * h * w, 1, -1).to(x.device)
def create_custom_forward(module):
def custom_forward(*inputs):
return module(*inputs)
return custom_forward
for block in self.blocks:
if self.training and use_gradient_checkpointing:
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
else:
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
else:
x = block(x, context, t_mod, freqs)
x = self.head(x, t)
x = self.unpatchify(x, (f, h, w))
return x
@staticmethod
def state_dict_converter():
return WanModelStateDictConverter()
class WanModelStateDictConverter:
def __init__(self):
pass
def from_diffusers(self, state_dict):
rename_dict = {
"blocks.0.attn1.norm_k.weight": "blocks.0.self_attn.norm_k.weight",
"blocks.0.attn1.norm_q.weight": "blocks.0.self_attn.norm_q.weight",
"blocks.0.attn1.to_k.bias": "blocks.0.self_attn.k.bias",
"blocks.0.attn1.to_k.weight": "blocks.0.self_attn.k.weight",
"blocks.0.attn1.to_out.0.bias": "blocks.0.self_attn.o.bias",
"blocks.0.attn1.to_out.0.weight": "blocks.0.self_attn.o.weight",
"blocks.0.attn1.to_q.bias": "blocks.0.self_attn.q.bias",
"blocks.0.attn1.to_q.weight": "blocks.0.self_attn.q.weight",
"blocks.0.attn1.to_v.bias": "blocks.0.self_attn.v.bias",
"blocks.0.attn1.to_v.weight": "blocks.0.self_attn.v.weight",
"blocks.0.attn2.norm_k.weight": "blocks.0.cross_attn.norm_k.weight",
"blocks.0.attn2.norm_q.weight": "blocks.0.cross_attn.norm_q.weight",
"blocks.0.attn2.to_k.bias": "blocks.0.cross_attn.k.bias",
"blocks.0.attn2.to_k.weight": "blocks.0.cross_attn.k.weight",
"blocks.0.attn2.to_out.0.bias": "blocks.0.cross_attn.o.bias",
"blocks.0.attn2.to_out.0.weight": "blocks.0.cross_attn.o.weight",
"blocks.0.attn2.to_q.bias": "blocks.0.cross_attn.q.bias",
"blocks.0.attn2.to_q.weight": "blocks.0.cross_attn.q.weight",
"blocks.0.attn2.to_v.bias": "blocks.0.cross_attn.v.bias",
"blocks.0.attn2.to_v.weight": "blocks.0.cross_attn.v.weight",
"blocks.0.attn2.add_k_proj.bias":"blocks.0.cross_attn.k_img.bias",
"blocks.0.attn2.add_k_proj.weight":"blocks.0.cross_attn.k_img.weight",
"blocks.0.attn2.add_v_proj.bias":"blocks.0.cross_attn.v_img.bias",
"blocks.0.attn2.add_v_proj.weight":"blocks.0.cross_attn.v_img.weight",
"blocks.0.attn2.norm_added_k.weight":"blocks.0.cross_attn.norm_k_img.weight",
"blocks.0.ffn.net.0.proj.bias": "blocks.0.ffn.0.bias",
"blocks.0.ffn.net.0.proj.weight": "blocks.0.ffn.0.weight",
"blocks.0.ffn.net.2.bias": "blocks.0.ffn.2.bias",
"blocks.0.ffn.net.2.weight": "blocks.0.ffn.2.weight",
"blocks.0.norm2.bias": "blocks.0.norm3.bias",
"blocks.0.norm2.weight": "blocks.0.norm3.weight",
"blocks.0.scale_shift_table": "blocks.0.modulation",
"condition_embedder.text_embedder.linear_1.bias": "text_embedding.0.bias",
"condition_embedder.text_embedder.linear_1.weight": "text_embedding.0.weight",
"condition_embedder.text_embedder.linear_2.bias": "text_embedding.2.bias",
"condition_embedder.text_embedder.linear_2.weight": "text_embedding.2.weight",
"condition_embedder.time_embedder.linear_1.bias": "time_embedding.0.bias",
"condition_embedder.time_embedder.linear_1.weight": "time_embedding.0.weight",
"condition_embedder.time_embedder.linear_2.bias": "time_embedding.2.bias",
"condition_embedder.time_embedder.linear_2.weight": "time_embedding.2.weight",
"condition_embedder.time_proj.bias": "time_projection.1.bias",
"condition_embedder.time_proj.weight": "time_projection.1.weight",
"condition_embedder.image_embedder.ff.net.0.proj.bias":"img_emb.proj.1.bias",
"condition_embedder.image_embedder.ff.net.0.proj.weight":"img_emb.proj.1.weight",
"condition_embedder.image_embedder.ff.net.2.bias":"img_emb.proj.3.bias",
"condition_embedder.image_embedder.ff.net.2.weight":"img_emb.proj.3.weight",
"condition_embedder.image_embedder.norm1.bias":"img_emb.proj.0.bias",
"condition_embedder.image_embedder.norm1.weight":"img_emb.proj.0.weight",
"condition_embedder.image_embedder.norm2.bias":"img_emb.proj.4.bias",
"condition_embedder.image_embedder.norm2.weight":"img_emb.proj.4.weight",
"patch_embedding.bias": "patch_embedding.bias",
"patch_embedding.weight": "patch_embedding.weight",
"scale_shift_table": "head.modulation",
"proj_out.bias": "head.head.bias",
"proj_out.weight": "head.head.weight",
}
state_dict_ = {}
for name, param in state_dict.items():
if name in rename_dict:
state_dict_[rename_dict[name]] = param
else:
name_ = ".".join(name.split(".")[:1] + ["0"] + name.split(".")[2:])
if name_ in rename_dict:
name_ = rename_dict[name_]
name_ = ".".join(name_.split(".")[:1] + [name.split(".")[1]] + name_.split(".")[2:])
state_dict_[name_] = param
if hash_state_dict_keys(state_dict_) == "cb104773c6c2cb6df4f9529ad5c60d0b":
config = {
"model_type": "t2v",
"patch_size": (1, 2, 2),
"text_len": 512,
"in_dim": 16,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"window_size": (-1, -1),
"qk_norm": True,
"cross_attn_norm": True,
"eps": 1e-6,
}
elif hash_state_dict_keys(state_dict_) == "6bfcfb3b342cb286ce886889d519a77e":
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 36,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6
}
else:
config = {}
return state_dict_, config
def from_civitai(self, state_dict):
state_dict = {name: param for name, param in state_dict.items() if not name.startswith("vace")}
state_dict = {name: param for name, param in state_dict.items() if name.split(".")[0] not in ["pose_patch_embedding", "face_adapter", "face_encoder", "motion_encoder"]}
state_dict_ = {}
for name, param in state_dict.items():
if name.startswith("model."):
name = name[len("model."):]
state_dict_[name] = param
state_dict = state_dict_
if hash_state_dict_keys(state_dict) == "9269f8db9040a9d860eaca435be61814":
config = {
"has_image_input": False,
"patch_size": [1, 2, 2],
"in_dim": 16,
"dim": 1536,
"ffn_dim": 8960,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 12,
"num_layers": 30,
"eps": 1e-6
}
elif hash_state_dict_keys(state_dict) == "aafcfd9672c3a2456dc46e1cb6e52c70":
config = {
"has_image_input": False,
"patch_size": [1, 2, 2],
"in_dim": 16,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6
}
elif hash_state_dict_keys(state_dict) == "6bfcfb3b342cb286ce886889d519a77e":
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 36,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6
}
elif hash_state_dict_keys(state_dict) == "6d6ccde6845b95ad9114ab993d917893":
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 36,
"dim": 1536,
"ffn_dim": 8960,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 12,
"num_layers": 30,
"eps": 1e-6
}
elif hash_state_dict_keys(state_dict) == "349723183fc063b2bfc10bb2835cf677":
# 1.3B PAI control
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 48,
"dim": 1536,
"ffn_dim": 8960,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 12,
"num_layers": 30,
"eps": 1e-6
}
elif hash_state_dict_keys(state_dict) == "efa44cddf936c70abd0ea28b6cbe946c":
# 14B PAI control
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 48,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6
}
elif hash_state_dict_keys(state_dict) == "3ef3b1f8e1dab83d5b71fd7b617f859f":
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 36,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6,
"has_image_pos_emb": True
}
elif hash_state_dict_keys(state_dict) == "70ddad9d3a133785da5ea371aae09504":
# 1.3B PAI control v1.1
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 48,
"dim": 1536,
"ffn_dim": 8960,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 12,
"num_layers": 30,
"eps": 1e-6,
"has_ref_conv": True
}
elif hash_state_dict_keys(state_dict) == "26bde73488a92e64cc20b0a7485b9e5b":
# 14B PAI control v1.1
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 48,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6,
"has_ref_conv": True
}
elif hash_state_dict_keys(state_dict) == "ac6a5aa74f4a0aab6f64eb9a72f19901":
# 1.3B PAI control-camera v1.1
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 32,
"dim": 1536,
"ffn_dim": 8960,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 12,
"num_layers": 30,
"eps": 1e-6,
"has_ref_conv": False,
"add_control_adapter": True,
"in_dim_control_adapter": 24,
}
elif hash_state_dict_keys(state_dict) == "b61c605c2adbd23124d152ed28e049ae":
# 14B PAI control-camera v1.1
config = {
"has_image_input": True,
"patch_size": [1, 2, 2],
"in_dim": 32,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6,
"has_ref_conv": False,
"add_control_adapter": True,
"in_dim_control_adapter": 24,
}
elif hash_state_dict_keys(state_dict) == "1f5ab7703c6fc803fdded85ff040c316":
# Wan-AI/Wan2.2-TI2V-5B
config = {
"has_image_input": False,
"patch_size": [1, 2, 2],
"in_dim": 48,
"dim": 3072,
"ffn_dim": 14336,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 48,
"num_heads": 24,
"num_layers": 30,
"eps": 1e-6,
"seperated_timestep": True,
"require_clip_embedding": False,
"require_vae_embedding": False,
"fuse_vae_embedding_in_latents": True,
}
elif hash_state_dict_keys(state_dict) == "5b013604280dd715f8457c6ed6d6a626":
# Wan-AI/Wan2.2-I2V-A14B
config = {
"has_image_input": False,
"patch_size": [1, 2, 2],
"in_dim": 36,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6,
"require_clip_embedding": False,
}
elif hash_state_dict_keys(state_dict) == "2267d489f0ceb9f21836532952852ee5":
# Wan2.2-Fun-A14B-Control
config = {
"has_image_input": False,
"patch_size": [1, 2, 2],
"in_dim": 52,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6,
"has_ref_conv": True,
"require_clip_embedding": False,
}
elif hash_state_dict_keys(state_dict) == "47dbeab5e560db3180adf51dc0232fb1":
# Wan2.2-Fun-A14B-Control-Camera
config = {
"has_image_input": False,
"patch_size": [1, 2, 2],
"in_dim": 36,
"dim": 5120,
"ffn_dim": 13824,
"freq_dim": 256,
"text_dim": 4096,
"out_dim": 16,
"num_heads": 40,
"num_layers": 40,
"eps": 1e-6,
"has_ref_conv": False,
"add_control_adapter": True,
"in_dim_control_adapter": 24,
"require_clip_embedding": False,
}
else:
config = {}
return state_dict, config

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@@ -0,0 +1,594 @@
import numpy as np
import torch
import torch.nn as nn
import torch.nn.functional as F
from typing import Tuple
from .wan_video_dit import rearrange, precompute_freqs_cis_3d, DiTBlock, Head, CrossAttention, modulate, sinusoidal_embedding_1d
def torch_dfs(model: nn.Module, parent_name='root'):
module_names, modules = [], []
current_name = parent_name if parent_name else 'root'
module_names.append(current_name)
modules.append(model)
for name, child in model.named_children():
if parent_name:
child_name = f'{parent_name}.{name}'
else:
child_name = name
child_modules, child_names = torch_dfs(child, child_name)
module_names += child_names
modules += child_modules
return modules, module_names
def rope_precompute(x, grid_sizes, freqs, start=None):
b, s, n, c = x.size(0), x.size(1), x.size(2), x.size(3) // 2
# split freqs
if type(freqs) is list:
trainable_freqs = freqs[1]
freqs = freqs[0]
freqs = freqs.split([c - 2 * (c // 3), c // 3, c // 3], dim=1)
# loop over samples
output = torch.view_as_complex(x.detach().reshape(b, s, n, -1, 2).to(torch.float64))
seq_bucket = [0]
if not type(grid_sizes) is list:
grid_sizes = [grid_sizes]
for g in grid_sizes:
if not type(g) is list:
g = [torch.zeros_like(g), g]
batch_size = g[0].shape[0]
for i in range(batch_size):
if start is None:
f_o, h_o, w_o = g[0][i]
else:
f_o, h_o, w_o = start[i]
f, h, w = g[1][i]
t_f, t_h, t_w = g[2][i]
seq_f, seq_h, seq_w = f - f_o, h - h_o, w - w_o
seq_len = int(seq_f * seq_h * seq_w)
if seq_len > 0:
if t_f > 0:
factor_f, factor_h, factor_w = (t_f / seq_f).item(), (t_h / seq_h).item(), (t_w / seq_w).item()
# Generate a list of seq_f integers starting from f_o and ending at math.ceil(factor_f * seq_f.item() + f_o.item())
if f_o >= 0:
f_sam = np.linspace(f_o.item(), (t_f + f_o).item() - 1, seq_f).astype(int).tolist()
else:
f_sam = np.linspace(-f_o.item(), (-t_f - f_o).item() + 1, seq_f).astype(int).tolist()
h_sam = np.linspace(h_o.item(), (t_h + h_o).item() - 1, seq_h).astype(int).tolist()
w_sam = np.linspace(w_o.item(), (t_w + w_o).item() - 1, seq_w).astype(int).tolist()
assert f_o * f >= 0 and h_o * h >= 0 and w_o * w >= 0
freqs_0 = freqs[0][f_sam] if f_o >= 0 else freqs[0][f_sam].conj()
freqs_0 = freqs_0.view(seq_f, 1, 1, -1)
freqs_i = torch.cat(
[
freqs_0.expand(seq_f, seq_h, seq_w, -1),
freqs[1][h_sam].view(1, seq_h, 1, -1).expand(seq_f, seq_h, seq_w, -1),
freqs[2][w_sam].view(1, 1, seq_w, -1).expand(seq_f, seq_h, seq_w, -1),
],
dim=-1
).reshape(seq_len, 1, -1)
elif t_f < 0:
freqs_i = trainable_freqs.unsqueeze(1)
# apply rotary embedding
output[i, seq_bucket[-1]:seq_bucket[-1] + seq_len] = freqs_i
seq_bucket.append(seq_bucket[-1] + seq_len)
return output
class CausalConv1d(nn.Module):
def __init__(self, chan_in, chan_out, kernel_size=3, stride=1, dilation=1, pad_mode='replicate', **kwargs):
super().__init__()
self.pad_mode = pad_mode
padding = (kernel_size - 1, 0) # T
self.time_causal_padding = padding
self.conv = nn.Conv1d(chan_in, chan_out, kernel_size, stride=stride, dilation=dilation, **kwargs)
def forward(self, x):
x = F.pad(x, self.time_causal_padding, mode=self.pad_mode)
return self.conv(x)
class MotionEncoder_tc(nn.Module):
def __init__(self, in_dim: int, hidden_dim: int, num_heads=int, need_global=True, dtype=None, device=None):
factory_kwargs = {"dtype": dtype, "device": device}
super().__init__()
self.num_heads = num_heads
self.need_global = need_global
self.conv1_local = CausalConv1d(in_dim, hidden_dim // 4 * num_heads, 3, stride=1)
if need_global:
self.conv1_global = CausalConv1d(in_dim, hidden_dim // 4, 3, stride=1)
self.norm1 = nn.LayerNorm(hidden_dim // 4, elementwise_affine=False, eps=1e-6, **factory_kwargs)
self.act = nn.SiLU()
self.conv2 = CausalConv1d(hidden_dim // 4, hidden_dim // 2, 3, stride=2)
self.conv3 = CausalConv1d(hidden_dim // 2, hidden_dim, 3, stride=2)
if need_global:
self.final_linear = nn.Linear(hidden_dim, hidden_dim, **factory_kwargs)
self.norm1 = nn.LayerNorm(hidden_dim // 4, elementwise_affine=False, eps=1e-6, **factory_kwargs)
self.norm2 = nn.LayerNorm(hidden_dim // 2, elementwise_affine=False, eps=1e-6, **factory_kwargs)
self.norm3 = nn.LayerNorm(hidden_dim, elementwise_affine=False, eps=1e-6, **factory_kwargs)
self.padding_tokens = nn.Parameter(torch.zeros(1, 1, 1, hidden_dim))
def forward(self, x):
x = rearrange(x, 'b t c -> b c t')
x_ori = x.clone()
b, c, t = x.shape
x = self.conv1_local(x)
x = rearrange(x, 'b (n c) t -> (b n) t c', n=self.num_heads)
x = self.norm1(x)
x = self.act(x)
x = rearrange(x, 'b t c -> b c t')
x = self.conv2(x)
x = rearrange(x, 'b c t -> b t c')
x = self.norm2(x)
x = self.act(x)
x = rearrange(x, 'b t c -> b c t')
x = self.conv3(x)
x = rearrange(x, 'b c t -> b t c')
x = self.norm3(x)
x = self.act(x)
x = rearrange(x, '(b n) t c -> b t n c', b=b)
padding = self.padding_tokens.repeat(b, x.shape[1], 1, 1).to(device=x.device, dtype=x.dtype)
x = torch.cat([x, padding], dim=-2)
x_local = x.clone()
if not self.need_global:
return x_local
x = self.conv1_global(x_ori)
x = rearrange(x, 'b c t -> b t c')
x = self.norm1(x)
x = self.act(x)
x = rearrange(x, 'b t c -> b c t')
x = self.conv2(x)
x = rearrange(x, 'b c t -> b t c')
x = self.norm2(x)
x = self.act(x)
x = rearrange(x, 'b t c -> b c t')
x = self.conv3(x)
x = rearrange(x, 'b c t -> b t c')
x = self.norm3(x)
x = self.act(x)
x = self.final_linear(x)
x = rearrange(x, '(b n) t c -> b t n c', b=b)
return x, x_local
class FramePackMotioner(nn.Module):
def __init__(self, inner_dim=1024, num_heads=16, zip_frame_buckets=[1, 2, 16], drop_mode="drop", *args, **kwargs):
super().__init__(*args, **kwargs)
self.proj = nn.Conv3d(16, inner_dim, kernel_size=(1, 2, 2), stride=(1, 2, 2))
self.proj_2x = nn.Conv3d(16, inner_dim, kernel_size=(2, 4, 4), stride=(2, 4, 4))
self.proj_4x = nn.Conv3d(16, inner_dim, kernel_size=(4, 8, 8), stride=(4, 8, 8))
self.zip_frame_buckets = torch.tensor(zip_frame_buckets, dtype=torch.long)
self.inner_dim = inner_dim
self.num_heads = num_heads
self.freqs = torch.cat(precompute_freqs_cis_3d(inner_dim // num_heads), dim=1)
self.drop_mode = drop_mode
def forward(self, motion_latents, add_last_motion=2):
motion_frames = motion_latents[0].shape[1]
mot = []
mot_remb = []
for m in motion_latents:
lat_height, lat_width = m.shape[2], m.shape[3]
padd_lat = torch.zeros(16, self.zip_frame_buckets.sum(), lat_height, lat_width).to(device=m.device, dtype=m.dtype)
overlap_frame = min(padd_lat.shape[1], m.shape[1])
if overlap_frame > 0:
padd_lat[:, -overlap_frame:] = m[:, -overlap_frame:]
if add_last_motion < 2 and self.drop_mode != "drop":
zero_end_frame = self.zip_frame_buckets[:self.zip_frame_buckets.__len__() - add_last_motion - 1].sum()
padd_lat[:, -zero_end_frame:] = 0
padd_lat = padd_lat.unsqueeze(0)
clean_latents_4x, clean_latents_2x, clean_latents_post = padd_lat[:, :, -self.zip_frame_buckets.sum():, :, :].split(
list(self.zip_frame_buckets)[::-1], dim=2
) # 16, 2 ,1
# patchfy
clean_latents_post = self.proj(clean_latents_post).flatten(2).transpose(1, 2)
clean_latents_2x = self.proj_2x(clean_latents_2x).flatten(2).transpose(1, 2)
clean_latents_4x = self.proj_4x(clean_latents_4x).flatten(2).transpose(1, 2)
if add_last_motion < 2 and self.drop_mode == "drop":
clean_latents_post = clean_latents_post[:, :0] if add_last_motion < 2 else clean_latents_post
clean_latents_2x = clean_latents_2x[:, :0] if add_last_motion < 1 else clean_latents_2x
motion_lat = torch.cat([clean_latents_post, clean_latents_2x, clean_latents_4x], dim=1)
# rope
start_time_id = -(self.zip_frame_buckets[:1].sum())
end_time_id = start_time_id + self.zip_frame_buckets[0]
grid_sizes = [] if add_last_motion < 2 and self.drop_mode == "drop" else \
[
[torch.tensor([start_time_id, 0, 0]).unsqueeze(0).repeat(1, 1),
torch.tensor([end_time_id, lat_height // 2, lat_width // 2]).unsqueeze(0).repeat(1, 1),
torch.tensor([self.zip_frame_buckets[0], lat_height // 2, lat_width // 2]).unsqueeze(0).repeat(1, 1), ]
]
start_time_id = -(self.zip_frame_buckets[:2].sum())
end_time_id = start_time_id + self.zip_frame_buckets[1] // 2
grid_sizes_2x = [] if add_last_motion < 1 and self.drop_mode == "drop" else \
[
[torch.tensor([start_time_id, 0, 0]).unsqueeze(0).repeat(1, 1),
torch.tensor([end_time_id, lat_height // 4, lat_width // 4]).unsqueeze(0).repeat(1, 1),
torch.tensor([self.zip_frame_buckets[1], lat_height // 2, lat_width // 2]).unsqueeze(0).repeat(1, 1), ]
]
start_time_id = -(self.zip_frame_buckets[:3].sum())
end_time_id = start_time_id + self.zip_frame_buckets[2] // 4
grid_sizes_4x = [
[
torch.tensor([start_time_id, 0, 0]).unsqueeze(0).repeat(1, 1),
torch.tensor([end_time_id, lat_height // 8, lat_width // 8]).unsqueeze(0).repeat(1, 1),
torch.tensor([self.zip_frame_buckets[2], lat_height // 2, lat_width // 2]).unsqueeze(0).repeat(1, 1),
]
]
grid_sizes = grid_sizes + grid_sizes_2x + grid_sizes_4x
motion_rope_emb = rope_precompute(
motion_lat.detach().view(1, motion_lat.shape[1], self.num_heads, self.inner_dim // self.num_heads),
grid_sizes,
self.freqs,
start=None
)
mot.append(motion_lat)
mot_remb.append(motion_rope_emb)
return mot, mot_remb
class AdaLayerNorm(nn.Module):
def __init__(
self,
embedding_dim: int,
output_dim: int,
norm_eps: float = 1e-5,
):
super().__init__()
self.silu = nn.SiLU()
self.linear = nn.Linear(embedding_dim, output_dim)
self.norm = nn.LayerNorm(output_dim // 2, norm_eps, elementwise_affine=False)
def forward(self, x, temb):
temb = self.linear(F.silu(temb))
shift, scale = temb.chunk(2, dim=1)
shift = shift[:, None, :]
scale = scale[:, None, :]
x = self.norm(x) * (1 + scale) + shift
return x
class AudioInjector_WAN(nn.Module):
def __init__(
self,
all_modules,
all_modules_names,
dim=2048,
num_heads=32,
inject_layer=[0, 27],
enable_adain=False,
adain_dim=2048,
):
super().__init__()
self.injected_block_id = {}
audio_injector_id = 0
for mod_name, mod in zip(all_modules_names, all_modules):
if isinstance(mod, DiTBlock):
for inject_id in inject_layer:
if f'transformer_blocks.{inject_id}' in mod_name:
self.injected_block_id[inject_id] = audio_injector_id
audio_injector_id += 1
self.injector = nn.ModuleList([CrossAttention(
dim=dim,
num_heads=num_heads,
) for _ in range(audio_injector_id)])
self.injector_pre_norm_feat = nn.ModuleList([nn.LayerNorm(
dim,
elementwise_affine=False,
eps=1e-6,
) for _ in range(audio_injector_id)])
self.injector_pre_norm_vec = nn.ModuleList([nn.LayerNorm(
dim,
elementwise_affine=False,
eps=1e-6,
) for _ in range(audio_injector_id)])
if enable_adain:
self.injector_adain_layers = nn.ModuleList([AdaLayerNorm(output_dim=dim * 2, embedding_dim=adain_dim) for _ in range(audio_injector_id)])
class CausalAudioEncoder(nn.Module):
def __init__(self, dim=5120, num_layers=25, out_dim=2048, num_token=4, need_global=False):
super().__init__()
self.encoder = MotionEncoder_tc(in_dim=dim, hidden_dim=out_dim, num_heads=num_token, need_global=need_global)
weight = torch.ones((1, num_layers, 1, 1)) * 0.01
self.weights = torch.nn.Parameter(weight)
self.act = torch.nn.SiLU()
def forward(self, features):
# features B * num_layers * dim * video_length
weights = self.act(self.weights.to(device=features.device, dtype=features.dtype))
weights_sum = weights.sum(dim=1, keepdims=True)
weighted_feat = ((features * weights) / weights_sum).sum(dim=1) # b dim f
weighted_feat = weighted_feat.permute(0, 2, 1) # b f dim
res = self.encoder(weighted_feat) # b f n dim
return res # b f n dim
class WanS2VDiTBlock(DiTBlock):
def forward(self, x, context, t_mod, seq_len_x, freqs):
t_mod = (self.modulation.unsqueeze(2).to(dtype=t_mod.dtype, device=t_mod.device) + t_mod).chunk(6, dim=1)
# t_mod[:, :, 0] for x, t_mod[:, :, 1] for other like ref, motion, etc.
t_mod = [
torch.cat([element[:, :, 0].expand(1, seq_len_x, x.shape[-1]), element[:, :, 1].expand(1, x.shape[1] - seq_len_x, x.shape[-1])], dim=1)
for element in t_mod
]
shift_msa, scale_msa, gate_msa, shift_mlp, scale_mlp, gate_mlp = t_mod
input_x = modulate(self.norm1(x), shift_msa, scale_msa)
x = self.gate(x, gate_msa, self.self_attn(input_x, freqs))
x = x + self.cross_attn(self.norm3(x), context)
input_x = modulate(self.norm2(x), shift_mlp, scale_mlp)
x = self.gate(x, gate_mlp, self.ffn(input_x))
return x
class WanS2VModel(torch.nn.Module):
def __init__(
self,
dim: int,
in_dim: int,
ffn_dim: int,
out_dim: int,
text_dim: int,
freq_dim: int,
eps: float,
patch_size: Tuple[int, int, int],
num_heads: int,
num_layers: int,
cond_dim: int,
audio_dim: int,
num_audio_token: int,
enable_adain: bool = True,
audio_inject_layers: list = [0, 4, 8, 12, 16, 20, 24, 27, 30, 33, 36, 39],
zero_timestep: bool = True,
add_last_motion: bool = True,
framepack_drop_mode: str = "padd",
fuse_vae_embedding_in_latents: bool = True,
require_vae_embedding: bool = False,
seperated_timestep: bool = False,
require_clip_embedding: bool = False,
):
super().__init__()
self.dim = dim
self.in_dim = in_dim
self.freq_dim = freq_dim
self.patch_size = patch_size
self.num_heads = num_heads
self.enbale_adain = enable_adain
self.add_last_motion = add_last_motion
self.zero_timestep = zero_timestep
self.fuse_vae_embedding_in_latents = fuse_vae_embedding_in_latents
self.require_vae_embedding = require_vae_embedding
self.seperated_timestep = seperated_timestep
self.require_clip_embedding = require_clip_embedding
self.patch_embedding = nn.Conv3d(in_dim, dim, kernel_size=patch_size, stride=patch_size)
self.text_embedding = nn.Sequential(nn.Linear(text_dim, dim), nn.GELU(approximate='tanh'), nn.Linear(dim, dim))
self.time_embedding = nn.Sequential(nn.Linear(freq_dim, dim), nn.SiLU(), nn.Linear(dim, dim))
self.time_projection = nn.Sequential(nn.SiLU(), nn.Linear(dim, dim * 6))
self.blocks = nn.ModuleList([WanS2VDiTBlock(False, dim, num_heads, ffn_dim, eps) for _ in range(num_layers)])
self.head = Head(dim, out_dim, patch_size, eps)
self.freqs = torch.cat(precompute_freqs_cis_3d(dim // num_heads), dim=1)
self.cond_encoder = nn.Conv3d(cond_dim, dim, kernel_size=patch_size, stride=patch_size)
self.casual_audio_encoder = CausalAudioEncoder(dim=audio_dim, out_dim=dim, num_token=num_audio_token, need_global=enable_adain)
all_modules, all_modules_names = torch_dfs(self.blocks, parent_name="root.transformer_blocks")
self.audio_injector = AudioInjector_WAN(
all_modules,
all_modules_names,
dim=dim,
num_heads=num_heads,
inject_layer=audio_inject_layers,
enable_adain=enable_adain,
adain_dim=dim,
)
self.trainable_cond_mask = nn.Embedding(3, dim)
self.frame_packer = FramePackMotioner(inner_dim=dim, num_heads=num_heads, zip_frame_buckets=[1, 2, 16], drop_mode=framepack_drop_mode)
def patchify(self, x: torch.Tensor):
grid_size = x.shape[2:]
x = rearrange(x, 'b c f h w -> b (f h w) c').contiguous()
return x, grid_size # x, grid_size: (f, h, w)
def unpatchify(self, x: torch.Tensor, grid_size: torch.Tensor):
return rearrange(
x,
'b (f h w) (x y z c) -> b c (f x) (h y) (w z)',
f=grid_size[0],
h=grid_size[1],
w=grid_size[2],
x=self.patch_size[0],
y=self.patch_size[1],
z=self.patch_size[2]
)
def process_motion_frame_pack(self, motion_latents, drop_motion_frames=False, add_last_motion=2):
flattern_mot, mot_remb = self.frame_packer(motion_latents, add_last_motion)
if drop_motion_frames:
return [m[:, :0] for m in flattern_mot], [m[:, :0] for m in mot_remb]
else:
return flattern_mot, mot_remb
def inject_motion(self, x, rope_embs, mask_input, motion_latents, drop_motion_frames=True, add_last_motion=2):
# inject the motion frames token to the hidden states
mot, mot_remb = self.process_motion_frame_pack(motion_latents, drop_motion_frames=drop_motion_frames, add_last_motion=add_last_motion)
if len(mot) > 0:
x = torch.cat([x, mot[0]], dim=1)
rope_embs = torch.cat([rope_embs, mot_remb[0]], dim=1)
mask_input = torch.cat(
[mask_input, 2 * torch.ones([1, x.shape[1] - mask_input.shape[1]], device=mask_input.device, dtype=mask_input.dtype)], dim=1
)
return x, rope_embs, mask_input
def after_transformer_block(self, block_idx, hidden_states, audio_emb_global, audio_emb, original_seq_len, use_unified_sequence_parallel=False):
if block_idx in self.audio_injector.injected_block_id.keys():
audio_attn_id = self.audio_injector.injected_block_id[block_idx]
num_frames = audio_emb.shape[1]
if use_unified_sequence_parallel:
from xfuser.core.distributed import get_sp_group
hidden_states = get_sp_group().all_gather(hidden_states, dim=1)
input_hidden_states = hidden_states[:, :original_seq_len].clone() # b (f h w) c
input_hidden_states = rearrange(input_hidden_states, "b (t n) c -> (b t) n c", t=num_frames)
audio_emb_global = rearrange(audio_emb_global, "b t n c -> (b t) n c")
adain_hidden_states = self.audio_injector.injector_adain_layers[audio_attn_id](input_hidden_states, temb=audio_emb_global[:, 0])
attn_hidden_states = adain_hidden_states
audio_emb = rearrange(audio_emb, "b t n c -> (b t) n c", t=num_frames)
attn_audio_emb = audio_emb
residual_out = self.audio_injector.injector[audio_attn_id](attn_hidden_states, attn_audio_emb)
residual_out = rearrange(residual_out, "(b t) n c -> b (t n) c", t=num_frames)
hidden_states[:, :original_seq_len] = hidden_states[:, :original_seq_len] + residual_out
if use_unified_sequence_parallel:
from xfuser.core.distributed import get_sequence_parallel_world_size, get_sequence_parallel_rank
hidden_states = torch.chunk(hidden_states, get_sequence_parallel_world_size(), dim=1)[get_sequence_parallel_rank()]
return hidden_states
def cal_audio_emb(self, audio_input, motion_frames=[73, 19]):
audio_input = torch.cat([audio_input[..., 0:1].repeat(1, 1, 1, motion_frames[0]), audio_input], dim=-1)
audio_emb_global, audio_emb = self.casual_audio_encoder(audio_input)
audio_emb_global = audio_emb_global[:, motion_frames[1]:].clone()
merged_audio_emb = audio_emb[:, motion_frames[1]:, :]
return audio_emb_global, merged_audio_emb
def get_grid_sizes(self, grid_size_x, grid_size_ref):
f, h, w = grid_size_x
rf, rh, rw = grid_size_ref
grid_sizes_x = torch.tensor([f, h, w], dtype=torch.long).unsqueeze(0)
grid_sizes_x = [[torch.zeros_like(grid_sizes_x), grid_sizes_x, grid_sizes_x]]
grid_sizes_ref = [[
torch.tensor([30, 0, 0]).unsqueeze(0),
torch.tensor([31, rh, rw]).unsqueeze(0),
torch.tensor([1, rh, rw]).unsqueeze(0),
]]
return grid_sizes_x + grid_sizes_ref
def forward(
self,
latents,
timestep,
context,
audio_input,
motion_latents,
pose_cond,
use_gradient_checkpointing_offload=False,
use_gradient_checkpointing=False
):
origin_ref_latents = latents[:, :, 0:1]
x = latents[:, :, 1:]
# context embedding
context = self.text_embedding(context)
# audio encode
audio_emb_global, merged_audio_emb = self.cal_audio_emb(audio_input)
# x and pose_cond
pose_cond = torch.zeros_like(x) if pose_cond is None else pose_cond
x, (f, h, w) = self.patchify(self.patch_embedding(x) + self.cond_encoder(pose_cond)) # torch.Size([1, 29120, 5120])
seq_len_x = x.shape[1]
# reference image
ref_latents, (rf, rh, rw) = self.patchify(self.patch_embedding(origin_ref_latents)) # torch.Size([1, 1456, 5120])
grid_sizes = self.get_grid_sizes((f, h, w), (rf, rh, rw))
x = torch.cat([x, ref_latents], dim=1)
# mask
mask = torch.cat([torch.zeros([1, seq_len_x]), torch.ones([1, ref_latents.shape[1]])], dim=1).to(torch.long).to(x.device)
# freqs
pre_compute_freqs = rope_precompute(
x.detach().view(1, x.size(1), self.num_heads, self.dim // self.num_heads), grid_sizes, self.freqs, start=None
)
# motion
x, pre_compute_freqs, mask = self.inject_motion(x, pre_compute_freqs, mask, motion_latents, add_last_motion=2)
x = x + self.trainable_cond_mask(mask).to(x.dtype)
# t_mod
timestep = torch.cat([timestep, torch.zeros([1], dtype=timestep.dtype, device=timestep.device)])
t = self.time_embedding(sinusoidal_embedding_1d(self.freq_dim, timestep))
t_mod = self.time_projection(t).unflatten(1, (6, self.dim)).unsqueeze(2).transpose(0, 2)
def create_custom_forward(module):
def custom_forward(*inputs):
return module(*inputs)
return custom_forward
for block_id, block in enumerate(self.blocks):
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x,
context,
t_mod,
seq_len_x,
pre_compute_freqs[0],
use_reentrant=False,
)
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(lambda x: self.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x)),
x,
use_reentrant=False,
)
elif use_gradient_checkpointing:
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x,
context,
t_mod,
seq_len_x,
pre_compute_freqs[0],
use_reentrant=False,
)
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(lambda x: self.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x)),
x,
use_reentrant=False,
)
else:
x = block(x, context, t_mod, seq_len_x, pre_compute_freqs[0])
x = self.after_transformer_block(block_id, x, audio_emb_global, merged_audio_emb, seq_len_x)
x = x[:, :seq_len_x]
x = self.head(x, t[:-1])
x = self.unpatchify(x, (f, h, w))
# make compatible with wan video
x = torch.cat([origin_ref_latents, x], dim=2)
return x

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"""
Concise re-implementation of
``https://github.com/openai/CLIP'' and
``https://github.com/mlfoundations/open_clip''.
"""
import math
import torch
import torch.nn as nn
import torch.nn.functional as F
import torchvision.transforms as T
from .wan_video_dit import flash_attention
class SelfAttention(nn.Module):
def __init__(self, dim, num_heads, dropout=0.1, eps=1e-5):
assert dim % num_heads == 0
super().__init__()
self.dim = dim
self.num_heads = num_heads
self.head_dim = dim // num_heads
self.eps = eps
# layers
self.q = nn.Linear(dim, dim)
self.k = nn.Linear(dim, dim)
self.v = nn.Linear(dim, dim)
self.o = nn.Linear(dim, dim)
self.dropout = nn.Dropout(dropout)
def forward(self, x, mask):
"""
x: [B, L, C].
"""
b, s, c, n, d = *x.size(), self.num_heads, self.head_dim
# compute query, key, value
q = self.q(x).reshape(b, s, n, d).permute(0, 2, 1, 3)
k = self.k(x).reshape(b, s, n, d).permute(0, 2, 1, 3)
v = self.v(x).reshape(b, s, n, d).permute(0, 2, 1, 3)
# compute attention
p = self.dropout.p if self.training else 0.0
x = F.scaled_dot_product_attention(q, k, v, mask, p)
x = x.permute(0, 2, 1, 3).reshape(b, s, c)
# output
x = self.o(x)
x = self.dropout(x)
return x
class AttentionBlock(nn.Module):
def __init__(self, dim, num_heads, post_norm, dropout=0.1, eps=1e-5):
super().__init__()
self.dim = dim
self.num_heads = num_heads
self.post_norm = post_norm
self.eps = eps
# layers
self.attn = SelfAttention(dim, num_heads, dropout, eps)
self.norm1 = nn.LayerNorm(dim, eps=eps)
self.ffn = nn.Sequential(
nn.Linear(dim, dim * 4), nn.GELU(), nn.Linear(dim * 4, dim),
nn.Dropout(dropout))
self.norm2 = nn.LayerNorm(dim, eps=eps)
def forward(self, x, mask):
if self.post_norm:
x = self.norm1(x + self.attn(x, mask))
x = self.norm2(x + self.ffn(x))
else:
x = x + self.attn(self.norm1(x), mask)
x = x + self.ffn(self.norm2(x))
return x
class XLMRoberta(nn.Module):
"""
XLMRobertaModel with no pooler and no LM head.
"""
def __init__(self,
vocab_size=250002,
max_seq_len=514,
type_size=1,
pad_id=1,
dim=1024,
num_heads=16,
num_layers=24,
post_norm=True,
dropout=0.1,
eps=1e-5):
super().__init__()
self.vocab_size = vocab_size
self.max_seq_len = max_seq_len
self.type_size = type_size
self.pad_id = pad_id
self.dim = dim
self.num_heads = num_heads
self.num_layers = num_layers
self.post_norm = post_norm
self.eps = eps
# embeddings
self.token_embedding = nn.Embedding(vocab_size, dim, padding_idx=pad_id)
self.type_embedding = nn.Embedding(type_size, dim)
self.pos_embedding = nn.Embedding(max_seq_len, dim, padding_idx=pad_id)
self.dropout = nn.Dropout(dropout)
# blocks
self.blocks = nn.ModuleList([
AttentionBlock(dim, num_heads, post_norm, dropout, eps)
for _ in range(num_layers)
])
# norm layer
self.norm = nn.LayerNorm(dim, eps=eps)
def forward(self, ids):
"""
ids: [B, L] of torch.LongTensor.
"""
b, s = ids.shape
mask = ids.ne(self.pad_id).long()
# embeddings
x = self.token_embedding(ids) + \
self.type_embedding(torch.zeros_like(ids)) + \
self.pos_embedding(self.pad_id + torch.cumsum(mask, dim=1) * mask)
if self.post_norm:
x = self.norm(x)
x = self.dropout(x)
# blocks
mask = torch.where(
mask.view(b, 1, 1, s).gt(0), 0.0,
torch.finfo(x.dtype).min)
for block in self.blocks:
x = block(x, mask)
# output
if not self.post_norm:
x = self.norm(x)
return x
def xlm_roberta_large(pretrained=False,
return_tokenizer=False,
device='cpu',
**kwargs):
"""
XLMRobertaLarge adapted from Huggingface.
"""
# params
cfg = dict(
vocab_size=250002,
max_seq_len=514,
type_size=1,
pad_id=1,
dim=1024,
num_heads=16,
num_layers=24,
post_norm=True,
dropout=0.1,
eps=1e-5)
cfg.update(**kwargs)
# init model
if pretrained:
from sora import DOWNLOAD_TO_CACHE
# init a meta model
with torch.device('meta'):
model = XLMRoberta(**cfg)
# load checkpoint
model.load_state_dict(
torch.load(
DOWNLOAD_TO_CACHE('models/xlm_roberta/xlm_roberta_large.pth'),
map_location=device),
assign=True)
else:
# init a model on device
with torch.device(device):
model = XLMRoberta(**cfg)
# init tokenizer
if return_tokenizer:
from sora.data import HuggingfaceTokenizer
tokenizer = HuggingfaceTokenizer(
name='xlm-roberta-large',
seq_len=model.text_len,
clean='whitespace')
return model, tokenizer
else:
return model
def pos_interpolate(pos, seq_len):
if pos.size(1) == seq_len:
return pos
else:
src_grid = int(math.sqrt(pos.size(1)))
tar_grid = int(math.sqrt(seq_len))
n = pos.size(1) - src_grid * src_grid
return torch.cat([
pos[:, :n],
F.interpolate(
pos[:, n:].float().reshape(1, src_grid, src_grid, -1).permute(
0, 3, 1, 2),
size=(tar_grid, tar_grid),
mode='bicubic',
align_corners=False).flatten(2).transpose(1, 2)
],
dim=1)
class QuickGELU(nn.Module):
def forward(self, x):
return x * torch.sigmoid(1.702 * x)
class LayerNorm(nn.LayerNorm):
def forward(self, x):
return super().forward(x).type_as(x)
class SelfAttention(nn.Module):
def __init__(self,
dim,
num_heads,
causal=False,
attn_dropout=0.0,
proj_dropout=0.0):
assert dim % num_heads == 0
super().__init__()
self.dim = dim
self.num_heads = num_heads
self.head_dim = dim // num_heads
self.causal = causal
self.attn_dropout = attn_dropout
self.proj_dropout = proj_dropout
# layers
self.to_qkv = nn.Linear(dim, dim * 3)
self.proj = nn.Linear(dim, dim)
def forward(self, x):
"""
x: [B, L, C].
"""
# compute query, key, value
q, k, v = self.to_qkv(x).chunk(3, dim=-1)
# compute attention
x = flash_attention(q, k, v, num_heads=self.num_heads, compatibility_mode=True)
# output
x = self.proj(x)
x = F.dropout(x, self.proj_dropout, self.training)
return x
class SwiGLU(nn.Module):
def __init__(self, dim, mid_dim):
super().__init__()
self.dim = dim
self.mid_dim = mid_dim
# layers
self.fc1 = nn.Linear(dim, mid_dim)
self.fc2 = nn.Linear(dim, mid_dim)
self.fc3 = nn.Linear(mid_dim, dim)
def forward(self, x):
x = F.silu(self.fc1(x)) * self.fc2(x)
x = self.fc3(x)
return x
class AttentionBlock(nn.Module):
def __init__(self,
dim,
mlp_ratio,
num_heads,
post_norm=False,
causal=False,
activation='quick_gelu',
attn_dropout=0.0,
proj_dropout=0.0,
norm_eps=1e-5):
assert activation in ['quick_gelu', 'gelu', 'swi_glu']
super().__init__()
self.dim = dim
self.mlp_ratio = mlp_ratio
self.num_heads = num_heads
self.post_norm = post_norm
self.causal = causal
self.norm_eps = norm_eps
# layers
self.norm1 = LayerNorm(dim, eps=norm_eps)
self.attn = SelfAttention(dim, num_heads, causal, attn_dropout,
proj_dropout)
self.norm2 = LayerNorm(dim, eps=norm_eps)
if activation == 'swi_glu':
self.mlp = SwiGLU(dim, int(dim * mlp_ratio))
else:
self.mlp = nn.Sequential(
nn.Linear(dim, int(dim * mlp_ratio)),
QuickGELU() if activation == 'quick_gelu' else nn.GELU(),
nn.Linear(int(dim * mlp_ratio), dim), nn.Dropout(proj_dropout))
def forward(self, x):
if self.post_norm:
x = x + self.norm1(self.attn(x))
x = x + self.norm2(self.mlp(x))
else:
x = x + self.attn(self.norm1(x))
x = x + self.mlp(self.norm2(x))
return x
class AttentionPool(nn.Module):
def __init__(self,
dim,
mlp_ratio,
num_heads,
activation='gelu',
proj_dropout=0.0,
norm_eps=1e-5):
assert dim % num_heads == 0
super().__init__()
self.dim = dim
self.mlp_ratio = mlp_ratio
self.num_heads = num_heads
self.head_dim = dim // num_heads
self.proj_dropout = proj_dropout
self.norm_eps = norm_eps
# layers
gain = 1.0 / math.sqrt(dim)
self.cls_embedding = nn.Parameter(gain * torch.randn(1, 1, dim))
self.to_q = nn.Linear(dim, dim)
self.to_kv = nn.Linear(dim, dim * 2)
self.proj = nn.Linear(dim, dim)
self.norm = LayerNorm(dim, eps=norm_eps)
self.mlp = nn.Sequential(
nn.Linear(dim, int(dim * mlp_ratio)),
QuickGELU() if activation == 'quick_gelu' else nn.GELU(),
nn.Linear(int(dim * mlp_ratio), dim), nn.Dropout(proj_dropout))
def forward(self, x):
"""
x: [B, L, C].
"""
b, s, c, n, d = *x.size(), self.num_heads, self.head_dim
# compute query, key, value
q = self.to_q(self.cls_embedding).view(1, 1, n*d).expand(b, -1, -1)
k, v = self.to_kv(x).chunk(2, dim=-1)
# compute attention
x = flash_attention(q, k, v, num_heads=self.num_heads, compatibility_mode=True)
x = x.reshape(b, 1, c)
# output
x = self.proj(x)
x = F.dropout(x, self.proj_dropout, self.training)
# mlp
x = x + self.mlp(self.norm(x))
return x[:, 0]
class VisionTransformer(nn.Module):
def __init__(self,
image_size=224,
patch_size=16,
dim=768,
mlp_ratio=4,
out_dim=512,
num_heads=12,
num_layers=12,
pool_type='token',
pre_norm=True,
post_norm=False,
activation='quick_gelu',
attn_dropout=0.0,
proj_dropout=0.0,
embedding_dropout=0.0,
norm_eps=1e-5):
if image_size % patch_size != 0:
print(
'[WARNING] image_size is not divisible by patch_size',
flush=True)
assert pool_type in ('token', 'token_fc', 'attn_pool')
out_dim = out_dim or dim
super().__init__()
self.image_size = image_size
self.patch_size = patch_size
self.num_patches = (image_size // patch_size)**2
self.dim = dim
self.mlp_ratio = mlp_ratio
self.out_dim = out_dim
self.num_heads = num_heads
self.num_layers = num_layers
self.pool_type = pool_type
self.post_norm = post_norm
self.norm_eps = norm_eps
# embeddings
gain = 1.0 / math.sqrt(dim)
self.patch_embedding = nn.Conv2d(
3,
dim,
kernel_size=patch_size,
stride=patch_size,
bias=not pre_norm)
if pool_type in ('token', 'token_fc'):
self.cls_embedding = nn.Parameter(gain * torch.randn(1, 1, dim))
self.pos_embedding = nn.Parameter(gain * torch.randn(
1, self.num_patches +
(1 if pool_type in ('token', 'token_fc') else 0), dim))
self.dropout = nn.Dropout(embedding_dropout)
# transformer
self.pre_norm = LayerNorm(dim, eps=norm_eps) if pre_norm else None
self.transformer = nn.Sequential(*[
AttentionBlock(dim, mlp_ratio, num_heads, post_norm, False,
activation, attn_dropout, proj_dropout, norm_eps)
for _ in range(num_layers)
])
self.post_norm = LayerNorm(dim, eps=norm_eps)
# head
if pool_type == 'token':
self.head = nn.Parameter(gain * torch.randn(dim, out_dim))
elif pool_type == 'token_fc':
self.head = nn.Linear(dim, out_dim)
elif pool_type == 'attn_pool':
self.head = AttentionPool(dim, mlp_ratio, num_heads, activation,
proj_dropout, norm_eps)
def forward(self, x, interpolation=False, use_31_block=False):
b = x.size(0)
# embeddings
x = self.patch_embedding(x).flatten(2).permute(0, 2, 1)
if self.pool_type in ('token', 'token_fc'):
x = torch.cat([self.cls_embedding.expand(b, -1, -1).to(dtype=x.dtype, device=x.device), x], dim=1)
if interpolation:
e = pos_interpolate(self.pos_embedding, x.size(1))
else:
e = self.pos_embedding
e = e.to(dtype=x.dtype, device=x.device)
x = self.dropout(x + e)
if self.pre_norm is not None:
x = self.pre_norm(x)
# transformer
if use_31_block:
x = self.transformer[:-1](x)
return x
else:
x = self.transformer(x)
return x
class CLIP(nn.Module):
def __init__(self,
embed_dim=512,
image_size=224,
patch_size=16,
vision_dim=768,
vision_mlp_ratio=4,
vision_heads=12,
vision_layers=12,
vision_pool='token',
vision_pre_norm=True,
vision_post_norm=False,
vocab_size=49408,
text_len=77,
text_dim=512,
text_mlp_ratio=4,
text_heads=8,
text_layers=12,
text_causal=True,
text_pool='argmax',
text_head_bias=False,
logit_bias=None,
activation='quick_gelu',
attn_dropout=0.0,
proj_dropout=0.0,
embedding_dropout=0.0,
norm_eps=1e-5):
super().__init__()
self.embed_dim = embed_dim
self.image_size = image_size
self.patch_size = patch_size
self.vision_dim = vision_dim
self.vision_mlp_ratio = vision_mlp_ratio
self.vision_heads = vision_heads
self.vision_layers = vision_layers
self.vision_pool = vision_pool
self.vision_pre_norm = vision_pre_norm
self.vision_post_norm = vision_post_norm
self.vocab_size = vocab_size
self.text_len = text_len
self.text_dim = text_dim
self.text_mlp_ratio = text_mlp_ratio
self.text_heads = text_heads
self.text_layers = text_layers
self.text_causal = text_causal
self.text_pool = text_pool
self.text_head_bias = text_head_bias
self.norm_eps = norm_eps
# models
self.visual = VisionTransformer(
image_size=image_size,
patch_size=patch_size,
dim=vision_dim,
mlp_ratio=vision_mlp_ratio,
out_dim=embed_dim,
num_heads=vision_heads,
num_layers=vision_layers,
pool_type=vision_pool,
pre_norm=vision_pre_norm,
post_norm=vision_post_norm,
activation=activation,
attn_dropout=attn_dropout,
proj_dropout=proj_dropout,
embedding_dropout=embedding_dropout,
norm_eps=norm_eps)
self.textual = TextTransformer(
vocab_size=vocab_size,
text_len=text_len,
dim=text_dim,
mlp_ratio=text_mlp_ratio,
out_dim=embed_dim,
num_heads=text_heads,
num_layers=text_layers,
causal=text_causal,
pool_type=text_pool,
head_bias=text_head_bias,
activation=activation,
attn_dropout=attn_dropout,
proj_dropout=proj_dropout,
embedding_dropout=embedding_dropout,
norm_eps=norm_eps)
self.log_scale = nn.Parameter(math.log(1 / 0.07) * torch.ones([]))
if logit_bias is not None:
self.logit_bias = nn.Parameter(logit_bias * torch.ones([]))
# initialize weights
self.init_weights()
def forward(self, imgs, txt_ids):
"""
imgs: [B, 3, H, W] of torch.float32.
- mean: [0.48145466, 0.4578275, 0.40821073]
- std: [0.26862954, 0.26130258, 0.27577711]
txt_ids: [B, L] of torch.long. Encoded by data.CLIPTokenizer.
"""
xi = self.visual(imgs)
xt = self.textual(txt_ids)
return xi, xt
def init_weights(self):
# embeddings
nn.init.normal_(self.textual.token_embedding.weight, std=0.02)
nn.init.normal_(self.visual.patch_embedding.weight, std=0.1)
# attentions
for modality in ['visual', 'textual']:
dim = self.vision_dim if modality == 'visual' else self.text_dim
transformer = getattr(self, modality).transformer
proj_gain = (1.0 / math.sqrt(dim)) * (
1.0 / math.sqrt(2 * len(transformer)))
attn_gain = 1.0 / math.sqrt(dim)
mlp_gain = 1.0 / math.sqrt(2.0 * dim)
for block in transformer:
nn.init.normal_(block.attn.to_qkv.weight, std=attn_gain)
nn.init.normal_(block.attn.proj.weight, std=proj_gain)
nn.init.normal_(block.mlp[0].weight, std=mlp_gain)
nn.init.normal_(block.mlp[2].weight, std=proj_gain)
def param_groups(self):
groups = [{
'params': [
p for n, p in self.named_parameters()
if 'norm' in n or n.endswith('bias')
],
'weight_decay': 0.0
}, {
'params': [
p for n, p in self.named_parameters()
if not ('norm' in n or n.endswith('bias'))
]
}]
return groups
class XLMRobertaWithHead(XLMRoberta):
def __init__(self, **kwargs):
self.out_dim = kwargs.pop('out_dim')
super().__init__(**kwargs)
# head
mid_dim = (self.dim + self.out_dim) // 2
self.head = nn.Sequential(
nn.Linear(self.dim, mid_dim, bias=False), nn.GELU(),
nn.Linear(mid_dim, self.out_dim, bias=False))
def forward(self, ids):
# xlm-roberta
x = super().forward(ids)
# average pooling
mask = ids.ne(self.pad_id).unsqueeze(-1).to(x)
x = (x * mask).sum(dim=1) / mask.sum(dim=1)
# head
x = self.head(x)
return x
class XLMRobertaCLIP(nn.Module):
def __init__(self,
embed_dim=1024,
image_size=224,
patch_size=14,
vision_dim=1280,
vision_mlp_ratio=4,
vision_heads=16,
vision_layers=32,
vision_pool='token',
vision_pre_norm=True,
vision_post_norm=False,
activation='gelu',
vocab_size=250002,
max_text_len=514,
type_size=1,
pad_id=1,
text_dim=1024,
text_heads=16,
text_layers=24,
text_post_norm=True,
text_dropout=0.1,
attn_dropout=0.0,
proj_dropout=0.0,
embedding_dropout=0.0,
norm_eps=1e-5):
super().__init__()
self.embed_dim = embed_dim
self.image_size = image_size
self.patch_size = patch_size
self.vision_dim = vision_dim
self.vision_mlp_ratio = vision_mlp_ratio
self.vision_heads = vision_heads
self.vision_layers = vision_layers
self.vision_pre_norm = vision_pre_norm
self.vision_post_norm = vision_post_norm
self.activation = activation
self.vocab_size = vocab_size
self.max_text_len = max_text_len
self.type_size = type_size
self.pad_id = pad_id
self.text_dim = text_dim
self.text_heads = text_heads
self.text_layers = text_layers
self.text_post_norm = text_post_norm
self.norm_eps = norm_eps
# models
self.visual = VisionTransformer(
image_size=image_size,
patch_size=patch_size,
dim=vision_dim,
mlp_ratio=vision_mlp_ratio,
out_dim=embed_dim,
num_heads=vision_heads,
num_layers=vision_layers,
pool_type=vision_pool,
pre_norm=vision_pre_norm,
post_norm=vision_post_norm,
activation=activation,
attn_dropout=attn_dropout,
proj_dropout=proj_dropout,
embedding_dropout=embedding_dropout,
norm_eps=norm_eps)
self.textual = None
self.log_scale = nn.Parameter(math.log(1 / 0.07) * torch.ones([]))
def forward(self, imgs, txt_ids):
"""
imgs: [B, 3, H, W] of torch.float32.
- mean: [0.48145466, 0.4578275, 0.40821073]
- std: [0.26862954, 0.26130258, 0.27577711]
txt_ids: [B, L] of torch.long.
Encoded by data.CLIPTokenizer.
"""
xi = self.visual(imgs)
xt = self.textual(txt_ids)
return xi, xt
def param_groups(self):
groups = [{
'params': [
p for n, p in self.named_parameters()
if 'norm' in n or n.endswith('bias')
],
'weight_decay': 0.0
}, {
'params': [
p for n, p in self.named_parameters()
if not ('norm' in n or n.endswith('bias'))
]
}]
return groups
def _clip(pretrained=False,
pretrained_name=None,
model_cls=CLIP,
return_transforms=False,
return_tokenizer=False,
tokenizer_padding='eos',
dtype=torch.float32,
device='cpu',
**kwargs):
# init model
if pretrained and pretrained_name:
from sora import BUCKET, DOWNLOAD_TO_CACHE
# init a meta model
with torch.device('meta'):
model = model_cls(**kwargs)
# checkpoint path
checkpoint = f'models/clip/{pretrained_name}'
if dtype in (torch.float16, torch.bfloat16):
suffix = '-' + {
torch.float16: 'fp16',
torch.bfloat16: 'bf16'
}[dtype]
if object_exists(BUCKET, f'{checkpoint}{suffix}.pth'):
checkpoint = f'{checkpoint}{suffix}'
checkpoint += '.pth'
# load
model.load_state_dict(
torch.load(DOWNLOAD_TO_CACHE(checkpoint), map_location=device),
assign=True,
strict=False)
else:
# init a model on device
with torch.device(device):
model = model_cls(**kwargs)
# set device
output = (model,)
# init transforms
if return_transforms:
# mean and std
if 'siglip' in pretrained_name.lower():
mean, std = [0.5, 0.5, 0.5], [0.5, 0.5, 0.5]
else:
mean = [0.48145466, 0.4578275, 0.40821073]
std = [0.26862954, 0.26130258, 0.27577711]
# transforms
transforms = T.Compose([
T.Resize((model.image_size, model.image_size),
interpolation=T.InterpolationMode.BICUBIC),
T.ToTensor(),
T.Normalize(mean=mean, std=std)
])
output += (transforms,)
# init tokenizer
if return_tokenizer:
from sora import data
if 'siglip' in pretrained_name.lower():
tokenizer = data.HuggingfaceTokenizer(
name=f'timm/{pretrained_name}',
seq_len=model.text_len,
clean='canonicalize')
elif 'xlm' in pretrained_name.lower():
tokenizer = data.HuggingfaceTokenizer(
name='xlm-roberta-large',
seq_len=model.max_text_len - 2,
clean='whitespace')
elif 'mba' in pretrained_name.lower():
tokenizer = data.HuggingfaceTokenizer(
name='facebook/xlm-roberta-xl',
seq_len=model.max_text_len - 2,
clean='whitespace')
else:
tokenizer = data.CLIPTokenizer(
seq_len=model.text_len, padding=tokenizer_padding)
output += (tokenizer,)
return output[0] if len(output) == 1 else output
def clip_xlm_roberta_vit_h_14(
pretrained=False,
pretrained_name='open-clip-xlm-roberta-large-vit-huge-14',
**kwargs):
cfg = dict(
embed_dim=1024,
image_size=224,
patch_size=14,
vision_dim=1280,
vision_mlp_ratio=4,
vision_heads=16,
vision_layers=32,
vision_pool='token',
activation='gelu',
vocab_size=250002,
max_text_len=514,
type_size=1,
pad_id=1,
text_dim=1024,
text_heads=16,
text_layers=24,
text_post_norm=True,
text_dropout=0.1,
attn_dropout=0.0,
proj_dropout=0.0,
embedding_dropout=0.0)
cfg.update(**kwargs)
return _clip(pretrained, pretrained_name, XLMRobertaCLIP, **cfg)
class WanImageEncoder(torch.nn.Module):
def __init__(self):
super().__init__()
# init model
self.model, self.transforms = clip_xlm_roberta_vit_h_14(
pretrained=False,
return_transforms=True,
return_tokenizer=False,
dtype=torch.float32,
device="cpu")
def encode_image(self, videos):
# preprocess
size = (self.model.image_size,) * 2
videos = torch.cat([
F.interpolate(
u,
size=size,
mode='bicubic',
align_corners=False) for u in videos
])
videos = self.transforms.transforms[-1](videos.mul_(0.5).add_(0.5))
# forward
dtype = next(iter(self.model.visual.parameters())).dtype
videos = videos.to(dtype)
out = self.model.visual(videos, use_31_block=True)
return out
@staticmethod
def state_dict_converter():
return WanImageEncoderStateDictConverter()
class WanImageEncoderStateDictConverter:
def __init__(self):
pass
def from_diffusers(self, state_dict):
return state_dict
def from_civitai(self, state_dict):
state_dict_ = {}
for name, param in state_dict.items():
if name.startswith("textual."):
continue
name = "model." + name
state_dict_[name] = param
return state_dict_

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import torch
from .wan_video_dit import DiTBlock, SelfAttention, rope_apply, flash_attention, modulate, MLP
import einops
import torch.nn as nn
class MotSelfAttention(SelfAttention):
def __init__(self, dim: int, num_heads: int, eps: float = 1e-6):
super().__init__(dim, num_heads, eps)
def forward(self, x, freqs, is_before_attn=False):
if is_before_attn:
q = self.norm_q(self.q(x))
k = self.norm_k(self.k(x))
v = self.v(x)
q = rope_apply(q, freqs, self.num_heads)
k = rope_apply(k, freqs, self.num_heads)
return q, k, v
else:
return self.o(x)
class MotWanAttentionBlock(DiTBlock):
def __init__(self, has_image_input, dim, num_heads, ffn_dim, eps=1e-6, block_id=0):
super().__init__(has_image_input, dim, num_heads, ffn_dim, eps=eps)
self.block_id = block_id
self.self_attn = MotSelfAttention(dim, num_heads, eps)
def forward(self, wan_block, x, context, t_mod, freqs, x_mot, context_mot, t_mod_mot, freqs_mot):
# 1. prepare scale parameter
shift_msa, scale_msa, gate_msa, shift_mlp, scale_mlp, gate_mlp = (
wan_block.modulation.to(dtype=t_mod.dtype, device=t_mod.device) + t_mod).chunk(6, dim=1)
scale_params_mot_ref = self.modulation + t_mod_mot.float()
scale_params_mot_ref = einops.rearrange(scale_params_mot_ref, '(b n) t c -> b n t c', n=1)
shift_msa_mot_ref, scale_msa_mot_ref, gate_msa_mot_ref, c_shift_msa_mot_ref, c_scale_msa_mot_ref, c_gate_msa_mot_ref = scale_params_mot_ref.chunk(6, dim=2)
# 2. Self-attention
input_x = modulate(wan_block.norm1(x), shift_msa, scale_msa)
# original block self-attn
attn1 = wan_block.self_attn
q = attn1.norm_q(attn1.q(input_x))
k = attn1.norm_k(attn1.k(input_x))
v = attn1.v(input_x)
q = rope_apply(q, freqs, attn1.num_heads)
k = rope_apply(k, freqs, attn1.num_heads)
# mot block self-attn
norm_x_mot = einops.rearrange(self.norm1(x_mot.float()), 'b (n t) c -> b n t c', n=1)
norm_x_mot = modulate(norm_x_mot, shift_msa_mot_ref, scale_msa_mot_ref).type_as(x_mot)
norm_x_mot = einops.rearrange(norm_x_mot, 'b n t c -> b (n t) c', n=1)
q_mot,k_mot,v_mot = self.self_attn(norm_x_mot, freqs_mot, is_before_attn=True)
tmp_hidden_states = flash_attention(
torch.cat([q, q_mot], dim=-2),
torch.cat([k, k_mot], dim=-2),
torch.cat([v, v_mot], dim=-2),
num_heads=attn1.num_heads)
attn_output, attn_output_mot = torch.split(tmp_hidden_states, [q.shape[-2], q_mot.shape[-2]], dim=-2)
attn_output = attn1.o(attn_output)
x = wan_block.gate(x, gate_msa, attn_output)
attn_output_mot = self.self_attn(x=attn_output_mot,freqs=freqs_mot, is_before_attn=False)
# gate
attn_output_mot = einops.rearrange(attn_output_mot, 'b (n t) c -> b n t c', n=1)
attn_output_mot = attn_output_mot * gate_msa_mot_ref
attn_output_mot = einops.rearrange(attn_output_mot, 'b n t c -> b (n t) c', n=1)
x_mot = (x_mot.float() + attn_output_mot).type_as(x_mot)
# 3. cross-attention and feed-forward
x = x + wan_block.cross_attn(wan_block.norm3(x), context)
input_x = modulate(wan_block.norm2(x), shift_mlp, scale_mlp)
x = wan_block.gate(x, gate_mlp, wan_block.ffn(input_x))
x_mot = x_mot + self.cross_attn(self.norm3(x_mot),context_mot)
# modulate
norm_x_mot_ref = einops.rearrange(self.norm2(x_mot.float()), 'b (n t) c -> b n t c', n=1)
norm_x_mot_ref = (norm_x_mot_ref * (1 + c_scale_msa_mot_ref) + c_shift_msa_mot_ref).type_as(x_mot)
norm_x_mot_ref = einops.rearrange(norm_x_mot_ref, 'b n t c -> b (n t) c', n=1)
input_x_mot = self.ffn(norm_x_mot_ref)
# gate
input_x_mot = einops.rearrange(input_x_mot, 'b (n t) c -> b n t c', n=1)
input_x_mot = input_x_mot.float() * c_gate_msa_mot_ref
input_x_mot = einops.rearrange(input_x_mot, 'b n t c -> b (n t) c', n=1)
x_mot = (x_mot.float() + input_x_mot).type_as(x_mot)
return x, x_mot
class MotWanModel(torch.nn.Module):
def __init__(
self,
mot_layers=(0, 4, 8, 12, 16, 20, 24, 28, 32, 36),
patch_size=(1, 2, 2),
has_image_input=True,
has_image_pos_emb=False,
dim=5120,
num_heads=40,
ffn_dim=13824,
freq_dim=256,
text_dim=4096,
in_dim=36,
eps=1e-6,
):
super().__init__()
self.mot_layers = mot_layers
self.freq_dim = freq_dim
self.dim = dim
self.mot_layers_mapping = {i: n for n, i in enumerate(self.mot_layers)}
self.head_dim = dim // num_heads
self.patch_embedding = nn.Conv3d(
in_dim, dim, kernel_size=patch_size, stride=patch_size)
self.text_embedding = nn.Sequential(
nn.Linear(text_dim, dim),
nn.GELU(approximate='tanh'),
nn.Linear(dim, dim)
)
self.time_embedding = nn.Sequential(
nn.Linear(freq_dim, dim),
nn.SiLU(),
nn.Linear(dim, dim)
)
self.time_projection = nn.Sequential(
nn.SiLU(), nn.Linear(dim, dim * 6))
if has_image_input:
self.img_emb = MLP(1280, dim, has_pos_emb=has_image_pos_emb)
# mot blocks
self.blocks = torch.nn.ModuleList([
MotWanAttentionBlock(has_image_input, dim, num_heads, ffn_dim, eps, block_id=i)
for i in self.mot_layers
])
def patchify(self, x: torch.Tensor):
x = self.patch_embedding(x)
return x
def compute_freqs_mot(self, f, h, w, end: int = 1024, theta: float = 10000.0):
def precompute_freqs_cis(dim: int, start: int = 0, end: int = 1024, theta: float = 10000.0):
# 1d rope precompute
freqs = 1.0 / (theta ** (torch.arange(0, dim, 2)
[: (dim // 2)].double() / dim))
freqs = torch.outer(torch.arange(start, end, device=freqs.device), freqs)
freqs_cis = torch.polar(torch.ones_like(freqs), freqs) # complex64
return freqs_cis
f_freqs_cis = precompute_freqs_cis(self.head_dim - 2 * (self.head_dim // 3), -f, end, theta)
h_freqs_cis = precompute_freqs_cis(self.head_dim // 3, 0, end, theta)
w_freqs_cis = precompute_freqs_cis(self.head_dim // 3, 0, end, theta)
freqs = torch.cat([
f_freqs_cis[:f].view(f, 1, 1, -1).expand(f, h, w, -1),
h_freqs_cis[:h].view(1, h, 1, -1).expand(f, h, w, -1),
w_freqs_cis[:w].view(1, 1, w, -1).expand(f, h, w, -1)
], dim=-1).reshape(f * h * w, 1, -1)
return freqs
def forward(self, wan_block, x, context, t_mod, freqs, x_mot, context_mot, t_mod_mot, freqs_mot, block_id):
block = self.blocks[self.mot_layers_mapping[block_id]]
x, x_mot = block(wan_block, x, context, t_mod, freqs, x_mot, context_mot, t_mod_mot, freqs_mot)
return x, x_mot

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import torch
import torch.nn as nn
from .wan_video_dit import sinusoidal_embedding_1d
class WanMotionControllerModel(torch.nn.Module):
def __init__(self, freq_dim=256, dim=1536):
super().__init__()
self.freq_dim = freq_dim
self.linear = nn.Sequential(
nn.Linear(freq_dim, dim),
nn.SiLU(),
nn.Linear(dim, dim),
nn.SiLU(),
nn.Linear(dim, dim * 6),
)
def forward(self, motion_bucket_id):
emb = sinusoidal_embedding_1d(self.freq_dim, motion_bucket_id * 10)
emb = self.linear(emb)
return emb
def init(self):
state_dict = self.linear[-1].state_dict()
state_dict = {i: state_dict[i] * 0 for i in state_dict}
self.linear[-1].load_state_dict(state_dict)
@staticmethod
def state_dict_converter():
return WanMotionControllerModelDictConverter()
class WanMotionControllerModelDictConverter:
def __init__(self):
pass
def from_diffusers(self, state_dict):
return state_dict
def from_civitai(self, state_dict):
return state_dict

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import math
import torch
import torch.nn as nn
import torch.nn.functional as F
from transformers import AutoTokenizer
import ftfy
import html
import string
import regex as re
def fp16_clamp(x):
if x.dtype == torch.float16 and torch.isinf(x).any():
clamp = torch.finfo(x.dtype).max - 1000
x = torch.clamp(x, min=-clamp, max=clamp)
return x
class GELU(nn.Module):
def forward(self, x):
return 0.5 * x * (1.0 + torch.tanh(
math.sqrt(2.0 / math.pi) * (x + 0.044715 * torch.pow(x, 3.0))))
class T5LayerNorm(nn.Module):
def __init__(self, dim, eps=1e-6):
super(T5LayerNorm, self).__init__()
self.dim = dim
self.eps = eps
self.weight = nn.Parameter(torch.ones(dim))
def forward(self, x):
x = x * torch.rsqrt(x.float().pow(2).mean(dim=-1, keepdim=True) +
self.eps)
if self.weight.dtype in [torch.float16, torch.bfloat16]:
x = x.type_as(self.weight)
return self.weight * x
class T5Attention(nn.Module):
def __init__(self, dim, dim_attn, num_heads, dropout=0.1):
assert dim_attn % num_heads == 0
super(T5Attention, self).__init__()
self.dim = dim
self.dim_attn = dim_attn
self.num_heads = num_heads
self.head_dim = dim_attn // num_heads
# layers
self.q = nn.Linear(dim, dim_attn, bias=False)
self.k = nn.Linear(dim, dim_attn, bias=False)
self.v = nn.Linear(dim, dim_attn, bias=False)
self.o = nn.Linear(dim_attn, dim, bias=False)
self.dropout = nn.Dropout(dropout)
def forward(self, x, context=None, mask=None, pos_bias=None):
"""
x: [B, L1, C].
context: [B, L2, C] or None.
mask: [B, L2] or [B, L1, L2] or None.
"""
# check inputs
context = x if context is None else context
b, n, c = x.size(0), self.num_heads, self.head_dim
# compute query, key, value
q = self.q(x).view(b, -1, n, c)
k = self.k(context).view(b, -1, n, c)
v = self.v(context).view(b, -1, n, c)
# attention bias
attn_bias = x.new_zeros(b, n, q.size(1), k.size(1))
if pos_bias is not None:
attn_bias += pos_bias
if mask is not None:
assert mask.ndim in [2, 3]
mask = mask.view(b, 1, 1,
-1) if mask.ndim == 2 else mask.unsqueeze(1)
attn_bias.masked_fill_(mask == 0, torch.finfo(x.dtype).min)
# compute attention (T5 does not use scaling)
attn = torch.einsum('binc,bjnc->bnij', q, k) + attn_bias
attn = F.softmax(attn.float(), dim=-1).type_as(attn)
x = torch.einsum('bnij,bjnc->binc', attn, v)
# output
x = x.reshape(b, -1, n * c)
x = self.o(x)
x = self.dropout(x)
return x
class T5FeedForward(nn.Module):
def __init__(self, dim, dim_ffn, dropout=0.1):
super(T5FeedForward, self).__init__()
self.dim = dim
self.dim_ffn = dim_ffn
# layers
self.gate = nn.Sequential(nn.Linear(dim, dim_ffn, bias=False), GELU())
self.fc1 = nn.Linear(dim, dim_ffn, bias=False)
self.fc2 = nn.Linear(dim_ffn, dim, bias=False)
self.dropout = nn.Dropout(dropout)
def forward(self, x):
x = self.fc1(x) * self.gate(x)
x = self.dropout(x)
x = self.fc2(x)
x = self.dropout(x)
return x
class T5SelfAttention(nn.Module):
def __init__(self,
dim,
dim_attn,
dim_ffn,
num_heads,
num_buckets,
shared_pos=True,
dropout=0.1):
super(T5SelfAttention, self).__init__()
self.dim = dim
self.dim_attn = dim_attn
self.dim_ffn = dim_ffn
self.num_heads = num_heads
self.num_buckets = num_buckets
self.shared_pos = shared_pos
# layers
self.norm1 = T5LayerNorm(dim)
self.attn = T5Attention(dim, dim_attn, num_heads, dropout)
self.norm2 = T5LayerNorm(dim)
self.ffn = T5FeedForward(dim, dim_ffn, dropout)
self.pos_embedding = None if shared_pos else T5RelativeEmbedding(
num_buckets, num_heads, bidirectional=True)
def forward(self, x, mask=None, pos_bias=None):
e = pos_bias if self.shared_pos else self.pos_embedding(
x.size(1), x.size(1))
x = fp16_clamp(x + self.attn(self.norm1(x), mask=mask, pos_bias=e))
x = fp16_clamp(x + self.ffn(self.norm2(x)))
return x
class T5RelativeEmbedding(nn.Module):
def __init__(self, num_buckets, num_heads, bidirectional, max_dist=128):
super(T5RelativeEmbedding, self).__init__()
self.num_buckets = num_buckets
self.num_heads = num_heads
self.bidirectional = bidirectional
self.max_dist = max_dist
# layers
self.embedding = nn.Embedding(num_buckets, num_heads)
def forward(self, lq, lk):
device = self.embedding.weight.device
# rel_pos = torch.arange(lk).unsqueeze(0).to(device) - \
# torch.arange(lq).unsqueeze(1).to(device)
rel_pos = torch.arange(lk, device=device).unsqueeze(0) - \
torch.arange(lq, device=device).unsqueeze(1)
rel_pos = self._relative_position_bucket(rel_pos)
rel_pos_embeds = self.embedding(rel_pos)
rel_pos_embeds = rel_pos_embeds.permute(2, 0, 1).unsqueeze(
0) # [1, N, Lq, Lk]
return rel_pos_embeds.contiguous()
def _relative_position_bucket(self, rel_pos):
# preprocess
if self.bidirectional:
num_buckets = self.num_buckets // 2
rel_buckets = (rel_pos > 0).long() * num_buckets
rel_pos = torch.abs(rel_pos)
else:
num_buckets = self.num_buckets
rel_buckets = 0
rel_pos = -torch.min(rel_pos, torch.zeros_like(rel_pos))
# embeddings for small and large positions
max_exact = num_buckets // 2
rel_pos_large = max_exact + (torch.log(rel_pos.float() / max_exact) /
math.log(self.max_dist / max_exact) *
(num_buckets - max_exact)).long()
rel_pos_large = torch.min(
rel_pos_large, torch.full_like(rel_pos_large, num_buckets - 1))
rel_buckets += torch.where(rel_pos < max_exact, rel_pos, rel_pos_large)
return rel_buckets
def init_weights(m):
if isinstance(m, T5LayerNorm):
nn.init.ones_(m.weight)
elif isinstance(m, T5FeedForward):
nn.init.normal_(m.gate[0].weight, std=m.dim**-0.5)
nn.init.normal_(m.fc1.weight, std=m.dim**-0.5)
nn.init.normal_(m.fc2.weight, std=m.dim_ffn**-0.5)
elif isinstance(m, T5Attention):
nn.init.normal_(m.q.weight, std=(m.dim * m.dim_attn)**-0.5)
nn.init.normal_(m.k.weight, std=m.dim**-0.5)
nn.init.normal_(m.v.weight, std=m.dim**-0.5)
nn.init.normal_(m.o.weight, std=(m.num_heads * m.dim_attn)**-0.5)
elif isinstance(m, T5RelativeEmbedding):
nn.init.normal_(
m.embedding.weight, std=(2 * m.num_buckets * m.num_heads)**-0.5)
class WanTextEncoder(torch.nn.Module):
def __init__(self,
vocab=256384,
dim=4096,
dim_attn=4096,
dim_ffn=10240,
num_heads=64,
num_layers=24,
num_buckets=32,
shared_pos=False,
dropout=0.1):
super(WanTextEncoder, self).__init__()
self.dim = dim
self.dim_attn = dim_attn
self.dim_ffn = dim_ffn
self.num_heads = num_heads
self.num_layers = num_layers
self.num_buckets = num_buckets
self.shared_pos = shared_pos
# layers
self.token_embedding = vocab if isinstance(vocab, nn.Embedding) \
else nn.Embedding(vocab, dim)
self.pos_embedding = T5RelativeEmbedding(
num_buckets, num_heads, bidirectional=True) if shared_pos else None
self.dropout = nn.Dropout(dropout)
self.blocks = nn.ModuleList([
T5SelfAttention(dim, dim_attn, dim_ffn, num_heads, num_buckets,
shared_pos, dropout) for _ in range(num_layers)
])
self.norm = T5LayerNorm(dim)
# initialize weights
self.apply(init_weights)
def forward(self, ids, mask=None):
x = self.token_embedding(ids)
x = self.dropout(x)
e = self.pos_embedding(x.size(1),
x.size(1)) if self.shared_pos else None
for block in self.blocks:
x = block(x, mask, pos_bias=e)
x = self.norm(x)
x = self.dropout(x)
return x
def basic_clean(text):
text = ftfy.fix_text(text)
text = html.unescape(html.unescape(text))
return text.strip()
def whitespace_clean(text):
text = re.sub(r'\s+', ' ', text)
text = text.strip()
return text
def canonicalize(text, keep_punctuation_exact_string=None):
text = text.replace('_', ' ')
if keep_punctuation_exact_string:
text = keep_punctuation_exact_string.join(
part.translate(str.maketrans('', '', string.punctuation))
for part in text.split(keep_punctuation_exact_string))
else:
text = text.translate(str.maketrans('', '', string.punctuation))
text = text.lower()
text = re.sub(r'\s+', ' ', text)
return text.strip()
class HuggingfaceTokenizer:
def __init__(self, name, seq_len=None, clean=None, **kwargs):
assert clean in (None, 'whitespace', 'lower', 'canonicalize')
self.name = name
self.seq_len = seq_len
self.clean = clean
# init tokenizer
self.tokenizer = AutoTokenizer.from_pretrained(name, **kwargs)
self.vocab_size = self.tokenizer.vocab_size
def __call__(self, sequence, **kwargs):
return_mask = kwargs.pop('return_mask', False)
# arguments
_kwargs = {'return_tensors': 'pt'}
if self.seq_len is not None:
_kwargs.update({
'padding': 'max_length',
'truncation': True,
'max_length': self.seq_len
})
_kwargs.update(**kwargs)
# tokenization
if isinstance(sequence, str):
sequence = [sequence]
if self.clean:
sequence = [self._clean(u) for u in sequence]
ids = self.tokenizer(sequence, **_kwargs)
# output
if return_mask:
return ids.input_ids, ids.attention_mask
else:
return ids.input_ids
def _clean(self, text):
if self.clean == 'whitespace':
text = whitespace_clean(basic_clean(text))
elif self.clean == 'lower':
text = whitespace_clean(basic_clean(text)).lower()
elif self.clean == 'canonicalize':
text = canonicalize(basic_clean(text))
return text

View File

@@ -0,0 +1,87 @@
import torch
from .wan_video_dit import DiTBlock
class VaceWanAttentionBlock(DiTBlock):
def __init__(self, has_image_input, dim, num_heads, ffn_dim, eps=1e-6, block_id=0):
super().__init__(has_image_input, dim, num_heads, ffn_dim, eps=eps)
self.block_id = block_id
if block_id == 0:
self.before_proj = torch.nn.Linear(self.dim, self.dim)
self.after_proj = torch.nn.Linear(self.dim, self.dim)
def forward(self, c, x, context, t_mod, freqs):
if self.block_id == 0:
c = self.before_proj(c) + x
all_c = []
else:
all_c = list(torch.unbind(c))
c = all_c.pop(-1)
c = super().forward(c, context, t_mod, freqs)
c_skip = self.after_proj(c)
all_c += [c_skip, c]
c = torch.stack(all_c)
return c
class VaceWanModel(torch.nn.Module):
def __init__(
self,
vace_layers=(0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28),
vace_in_dim=96,
patch_size=(1, 2, 2),
has_image_input=False,
dim=1536,
num_heads=12,
ffn_dim=8960,
eps=1e-6,
):
super().__init__()
self.vace_layers = vace_layers
self.vace_in_dim = vace_in_dim
self.vace_layers_mapping = {i: n for n, i in enumerate(self.vace_layers)}
# vace blocks
self.vace_blocks = torch.nn.ModuleList([
VaceWanAttentionBlock(has_image_input, dim, num_heads, ffn_dim, eps, block_id=i)
for i in self.vace_layers
])
# vace patch embeddings
self.vace_patch_embedding = torch.nn.Conv3d(vace_in_dim, dim, kernel_size=patch_size, stride=patch_size)
def forward(
self, x, vace_context, context, t_mod, freqs,
use_gradient_checkpointing: bool = False,
use_gradient_checkpointing_offload: bool = False,
):
c = [self.vace_patch_embedding(u.unsqueeze(0)) for u in vace_context]
c = [u.flatten(2).transpose(1, 2) for u in c]
c = torch.cat([
torch.cat([u, u.new_zeros(1, x.shape[1] - u.size(1), u.size(2))],
dim=1) for u in c
])
def create_custom_forward(module):
def custom_forward(*inputs):
return module(*inputs)
return custom_forward
for block in self.vace_blocks:
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
c = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
c, x, context, t_mod, freqs,
use_reentrant=False,
)
elif use_gradient_checkpointing:
c = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
c, x, context, t_mod, freqs,
use_reentrant=False,
)
else:
c = block(c, x, context, t_mod, freqs)
hints = torch.unbind(c)[:-1]
return hints

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204
diffsynth/models/wav2vec.py Normal file
View File

@@ -0,0 +1,204 @@
import math
import numpy as np
import torch
import torch.nn.functional as F
def get_sample_indices(original_fps, total_frames, target_fps, num_sample, fixed_start=None):
required_duration = num_sample / target_fps
required_origin_frames = int(np.ceil(required_duration * original_fps))
if required_duration > total_frames / original_fps:
raise ValueError("required_duration must be less than video length")
if not fixed_start is None and fixed_start >= 0:
start_frame = fixed_start
else:
max_start = total_frames - required_origin_frames
if max_start < 0:
raise ValueError("video length is too short")
start_frame = np.random.randint(0, max_start + 1)
start_time = start_frame / original_fps
end_time = start_time + required_duration
time_points = np.linspace(start_time, end_time, num_sample, endpoint=False)
frame_indices = np.round(np.array(time_points) * original_fps).astype(int)
frame_indices = np.clip(frame_indices, 0, total_frames - 1)
return frame_indices
def linear_interpolation(features, input_fps, output_fps, output_len=None):
"""
features: shape=[1, T, 512]
input_fps: fps for audio, f_a
output_fps: fps for video, f_m
output_len: video length
"""
features = features.transpose(1, 2)
seq_len = features.shape[2] / float(input_fps)
if output_len is None:
output_len = int(seq_len * output_fps)
output_features = F.interpolate(features, size=output_len, align_corners=True, mode='linear') # [1, 512, output_len]
return output_features.transpose(1, 2)
class WanS2VAudioEncoder(torch.nn.Module):
def __init__(self):
super().__init__()
from transformers import Wav2Vec2ForCTC, Wav2Vec2Config
config = {
"_name_or_path": "facebook/wav2vec2-large-xlsr-53",
"activation_dropout": 0.05,
"apply_spec_augment": True,
"architectures": ["Wav2Vec2ForCTC"],
"attention_dropout": 0.1,
"bos_token_id": 1,
"conv_bias": True,
"conv_dim": [512, 512, 512, 512, 512, 512, 512],
"conv_kernel": [10, 3, 3, 3, 3, 2, 2],
"conv_stride": [5, 2, 2, 2, 2, 2, 2],
"ctc_loss_reduction": "mean",
"ctc_zero_infinity": True,
"do_stable_layer_norm": True,
"eos_token_id": 2,
"feat_extract_activation": "gelu",
"feat_extract_dropout": 0.0,
"feat_extract_norm": "layer",
"feat_proj_dropout": 0.05,
"final_dropout": 0.0,
"hidden_act": "gelu",
"hidden_dropout": 0.05,
"hidden_size": 1024,
"initializer_range": 0.02,
"intermediate_size": 4096,
"layer_norm_eps": 1e-05,
"layerdrop": 0.05,
"mask_channel_length": 10,
"mask_channel_min_space": 1,
"mask_channel_other": 0.0,
"mask_channel_prob": 0.0,
"mask_channel_selection": "static",
"mask_feature_length": 10,
"mask_feature_prob": 0.0,
"mask_time_length": 10,
"mask_time_min_space": 1,
"mask_time_other": 0.0,
"mask_time_prob": 0.05,
"mask_time_selection": "static",
"model_type": "wav2vec2",
"num_attention_heads": 16,
"num_conv_pos_embedding_groups": 16,
"num_conv_pos_embeddings": 128,
"num_feat_extract_layers": 7,
"num_hidden_layers": 24,
"pad_token_id": 0,
"transformers_version": "4.7.0.dev0",
"vocab_size": 33
}
self.model = Wav2Vec2ForCTC(Wav2Vec2Config(**config))
self.video_rate = 30
def extract_audio_feat(self, input_audio, sample_rate, processor, return_all_layers=False, dtype=torch.float32, device='cpu'):
input_values = processor(input_audio, sampling_rate=sample_rate, return_tensors="pt").input_values.to(dtype=dtype, device=device)
# retrieve logits & take argmax
res = self.model(input_values, output_hidden_states=True)
if return_all_layers:
feat = torch.cat(res.hidden_states)
else:
feat = res.hidden_states[-1]
feat = linear_interpolation(feat, input_fps=50, output_fps=self.video_rate)
return feat
def get_audio_embed_bucket(self, audio_embed, stride=2, batch_frames=12, m=2):
num_layers, audio_frame_num, audio_dim = audio_embed.shape
if num_layers > 1:
return_all_layers = True
else:
return_all_layers = False
min_batch_num = int(audio_frame_num / (batch_frames * stride)) + 1
bucket_num = min_batch_num * batch_frames
batch_idx = [stride * i for i in range(bucket_num)]
batch_audio_eb = []
for bi in batch_idx:
if bi < audio_frame_num:
audio_sample_stride = 2
chosen_idx = list(range(bi - m * audio_sample_stride, bi + (m + 1) * audio_sample_stride, audio_sample_stride))
chosen_idx = [0 if c < 0 else c for c in chosen_idx]
chosen_idx = [audio_frame_num - 1 if c >= audio_frame_num else c for c in chosen_idx]
if return_all_layers:
frame_audio_embed = audio_embed[:, chosen_idx].flatten(start_dim=-2, end_dim=-1)
else:
frame_audio_embed = audio_embed[0][chosen_idx].flatten()
else:
frame_audio_embed = \
torch.zeros([audio_dim * (2 * m + 1)], device=audio_embed.device) if not return_all_layers \
else torch.zeros([num_layers, audio_dim * (2 * m + 1)], device=audio_embed.device)
batch_audio_eb.append(frame_audio_embed)
batch_audio_eb = torch.cat([c.unsqueeze(0) for c in batch_audio_eb], dim=0)
return batch_audio_eb, min_batch_num
def get_audio_embed_bucket_fps(self, audio_embed, fps=16, batch_frames=81, m=0):
num_layers, audio_frame_num, audio_dim = audio_embed.shape
if num_layers > 1:
return_all_layers = True
else:
return_all_layers = False
scale = self.video_rate / fps
min_batch_num = int(audio_frame_num / (batch_frames * scale)) + 1
bucket_num = min_batch_num * batch_frames
padd_audio_num = math.ceil(min_batch_num * batch_frames / fps * self.video_rate) - audio_frame_num
batch_idx = get_sample_indices(
original_fps=self.video_rate, total_frames=audio_frame_num + padd_audio_num, target_fps=fps, num_sample=bucket_num, fixed_start=0
)
batch_audio_eb = []
audio_sample_stride = int(self.video_rate / fps)
for bi in batch_idx:
if bi < audio_frame_num:
chosen_idx = list(range(bi - m * audio_sample_stride, bi + (m + 1) * audio_sample_stride, audio_sample_stride))
chosen_idx = [0 if c < 0 else c for c in chosen_idx]
chosen_idx = [audio_frame_num - 1 if c >= audio_frame_num else c for c in chosen_idx]
if return_all_layers:
frame_audio_embed = audio_embed[:, chosen_idx].flatten(start_dim=-2, end_dim=-1)
else:
frame_audio_embed = audio_embed[0][chosen_idx].flatten()
else:
frame_audio_embed = \
torch.zeros([audio_dim * (2 * m + 1)], device=audio_embed.device) if not return_all_layers \
else torch.zeros([num_layers, audio_dim * (2 * m + 1)], device=audio_embed.device)
batch_audio_eb.append(frame_audio_embed)
batch_audio_eb = torch.cat([c.unsqueeze(0) for c in batch_audio_eb], dim=0)
return batch_audio_eb, min_batch_num
def get_audio_feats_per_inference(self, input_audio, sample_rate, processor, fps=16, batch_frames=80, m=0, dtype=torch.float32, device='cpu'):
audio_feat = self.extract_audio_feat(input_audio, sample_rate, processor, return_all_layers=True, dtype=dtype, device=device)
audio_embed_bucket, min_batch_num = self.get_audio_embed_bucket_fps(audio_feat, fps=fps, batch_frames=batch_frames, m=m)
audio_embed_bucket = audio_embed_bucket.unsqueeze(0).permute(0, 2, 3, 1).to(device, dtype)
audio_embeds = [audio_embed_bucket[..., i * batch_frames:(i + 1) * batch_frames] for i in range(min_batch_num)]
return audio_embeds
@staticmethod
def state_dict_converter():
return WanS2VAudioEncoderStateDictConverter()
class WanS2VAudioEncoderStateDictConverter():
def __init__(self):
pass
def from_civitai(self, state_dict):
state_dict = {'model.' + k: v for k, v in state_dict.items()}
return state_dict

View File

@@ -151,16 +151,11 @@ class QwenImagePipeline(BasePipeline):
models = {name: getattr(self, name) for name in self.in_iteration_models}
for progress_id, timestep in enumerate(progress_bar_cmd(self.scheduler.timesteps)):
timestep = timestep.unsqueeze(0).to(dtype=self.torch_dtype, device=self.device)
# Inference
noise_pred_posi = self.model_fn(**models, **inputs_shared, **inputs_posi, timestep=timestep, progress_id=progress_id)
if cfg_scale != 1.0:
noise_pred_nega = self.model_fn(**models, **inputs_shared, **inputs_nega, timestep=timestep, progress_id=progress_id)
noise_pred = noise_pred_nega + cfg_scale * (noise_pred_posi - noise_pred_nega)
else:
noise_pred = noise_pred_posi
# Scheduler
noise_pred = self.cfg_guided_model_fn(
self.model_fn, cfg_scale,
inputs_shared, inputs_posi, inputs_nega,
**models, timestep=timestep, progress_id=progress_id
)
inputs_shared["latents"] = self.step(self.scheduler, progress_id=progress_id, noise_pred=noise_pred, **inputs_shared)
# Decode

File diff suppressed because it is too large Load Diff

View File

@@ -0,0 +1,217 @@
import imageio, os
import numpy as np
from PIL import Image
from tqdm import tqdm
import subprocess
import shutil
class LowMemoryVideo:
def __init__(self, file_name):
self.reader = imageio.get_reader(file_name)
def __len__(self):
return self.reader.count_frames()
def __getitem__(self, item):
return Image.fromarray(np.array(self.reader.get_data(item))).convert("RGB")
def __del__(self):
self.reader.close()
def split_file_name(file_name):
result = []
number = -1
for i in file_name:
if ord(i)>=ord("0") and ord(i)<=ord("9"):
if number == -1:
number = 0
number = number*10 + ord(i) - ord("0")
else:
if number != -1:
result.append(number)
number = -1
result.append(i)
if number != -1:
result.append(number)
result = tuple(result)
return result
def search_for_images(folder):
file_list = [i for i in os.listdir(folder) if i.endswith(".jpg") or i.endswith(".png")]
file_list = [(split_file_name(file_name), file_name) for file_name in file_list]
file_list = [i[1] for i in sorted(file_list)]
file_list = [os.path.join(folder, i) for i in file_list]
return file_list
class LowMemoryImageFolder:
def __init__(self, folder, file_list=None):
if file_list is None:
self.file_list = search_for_images(folder)
else:
self.file_list = [os.path.join(folder, file_name) for file_name in file_list]
def __len__(self):
return len(self.file_list)
def __getitem__(self, item):
return Image.open(self.file_list[item]).convert("RGB")
def __del__(self):
pass
def crop_and_resize(image, height, width):
image = np.array(image)
image_height, image_width, _ = image.shape
if image_height / image_width < height / width:
croped_width = int(image_height / height * width)
left = (image_width - croped_width) // 2
image = image[:, left: left+croped_width]
image = Image.fromarray(image).resize((width, height))
else:
croped_height = int(image_width / width * height)
left = (image_height - croped_height) // 2
image = image[left: left+croped_height, :]
image = Image.fromarray(image).resize((width, height))
return image
class VideoData:
def __init__(self, video_file=None, image_folder=None, height=None, width=None, **kwargs):
if video_file is not None:
self.data_type = "video"
self.data = LowMemoryVideo(video_file, **kwargs)
elif image_folder is not None:
self.data_type = "images"
self.data = LowMemoryImageFolder(image_folder, **kwargs)
else:
raise ValueError("Cannot open video or image folder")
self.length = None
self.set_shape(height, width)
def raw_data(self):
frames = []
for i in range(self.__len__()):
frames.append(self.__getitem__(i))
return frames
def set_length(self, length):
self.length = length
def set_shape(self, height, width):
self.height = height
self.width = width
def __len__(self):
if self.length is None:
return len(self.data)
else:
return self.length
def shape(self):
if self.height is not None and self.width is not None:
return self.height, self.width
else:
height, width, _ = self.__getitem__(0).shape
return height, width
def __getitem__(self, item):
frame = self.data.__getitem__(item)
width, height = frame.size
if self.height is not None and self.width is not None:
if self.height != height or self.width != width:
frame = crop_and_resize(frame, self.height, self.width)
return frame
def __del__(self):
pass
def save_images(self, folder):
os.makedirs(folder, exist_ok=True)
for i in tqdm(range(self.__len__()), desc="Saving images"):
frame = self.__getitem__(i)
frame.save(os.path.join(folder, f"{i}.png"))
def save_video(frames, save_path, fps, quality=9, ffmpeg_params=None):
writer = imageio.get_writer(save_path, fps=fps, quality=quality, ffmpeg_params=ffmpeg_params)
for frame in tqdm(frames, desc="Saving video"):
frame = np.array(frame)
writer.append_data(frame)
writer.close()
def save_frames(frames, save_path):
os.makedirs(save_path, exist_ok=True)
for i, frame in enumerate(tqdm(frames, desc="Saving images")):
frame.save(os.path.join(save_path, f"{i}.png"))
def merge_video_audio(video_path: str, audio_path: str):
# TODO: may need a in-python implementation to avoid subprocess dependency
"""
Merge the video and audio into a new video, with the duration set to the shorter of the two,
and overwrite the original video file.
Parameters:
video_path (str): Path to the original video file
audio_path (str): Path to the audio file
"""
# check
if not os.path.exists(video_path):
raise FileNotFoundError(f"video file {video_path} does not exist")
if not os.path.exists(audio_path):
raise FileNotFoundError(f"audio file {audio_path} does not exist")
base, ext = os.path.splitext(video_path)
temp_output = f"{base}_temp{ext}"
try:
# create ffmpeg command
command = [
'ffmpeg',
'-y', # overwrite
'-i',
video_path,
'-i',
audio_path,
'-c:v',
'copy', # copy video stream
'-c:a',
'aac', # use AAC audio encoder
'-b:a',
'192k', # set audio bitrate (optional)
'-map',
'0:v:0', # select the first video stream
'-map',
'1:a:0', # select the first audio stream
'-shortest', # choose the shortest duration
temp_output
]
# execute the command
result = subprocess.run(
command, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
# check result
if result.returncode != 0:
error_msg = f"FFmpeg execute failed: {result.stderr}"
print(error_msg)
raise RuntimeError(error_msg)
shutil.move(temp_output, video_path)
print(f"Merge completed, saved to {video_path}")
except Exception as e:
if os.path.exists(temp_output):
os.remove(temp_output)
print(f"merge_video_audio failed with error: {e}")
def save_video_with_audio(frames, save_path, audio_path, fps=16, quality=9, ffmpeg_params=None):
save_video(frames, save_path, fps, quality, ffmpeg_params)
merge_video_audio(save_path, audio_path)

View File

@@ -0,0 +1,6 @@
def WanAnimateAdapterStateDictConverter(state_dict):
state_dict_ = {}
for name in state_dict:
if name.startswith("pose_patch_embedding.") or name.startswith("face_adapter") or name.startswith("face_encoder") or name.startswith("motion_encoder"):
state_dict_[name] = state_dict[name]
return state_dict_

View File

@@ -0,0 +1,83 @@
def WanVideoDiTFromDiffusers(state_dict):
rename_dict = {
"blocks.0.attn1.norm_k.weight": "blocks.0.self_attn.norm_k.weight",
"blocks.0.attn1.norm_q.weight": "blocks.0.self_attn.norm_q.weight",
"blocks.0.attn1.to_k.bias": "blocks.0.self_attn.k.bias",
"blocks.0.attn1.to_k.weight": "blocks.0.self_attn.k.weight",
"blocks.0.attn1.to_out.0.bias": "blocks.0.self_attn.o.bias",
"blocks.0.attn1.to_out.0.weight": "blocks.0.self_attn.o.weight",
"blocks.0.attn1.to_q.bias": "blocks.0.self_attn.q.bias",
"blocks.0.attn1.to_q.weight": "blocks.0.self_attn.q.weight",
"blocks.0.attn1.to_v.bias": "blocks.0.self_attn.v.bias",
"blocks.0.attn1.to_v.weight": "blocks.0.self_attn.v.weight",
"blocks.0.attn2.norm_k.weight": "blocks.0.cross_attn.norm_k.weight",
"blocks.0.attn2.norm_q.weight": "blocks.0.cross_attn.norm_q.weight",
"blocks.0.attn2.to_k.bias": "blocks.0.cross_attn.k.bias",
"blocks.0.attn2.to_k.weight": "blocks.0.cross_attn.k.weight",
"blocks.0.attn2.to_out.0.bias": "blocks.0.cross_attn.o.bias",
"blocks.0.attn2.to_out.0.weight": "blocks.0.cross_attn.o.weight",
"blocks.0.attn2.to_q.bias": "blocks.0.cross_attn.q.bias",
"blocks.0.attn2.to_q.weight": "blocks.0.cross_attn.q.weight",
"blocks.0.attn2.to_v.bias": "blocks.0.cross_attn.v.bias",
"blocks.0.attn2.to_v.weight": "blocks.0.cross_attn.v.weight",
"blocks.0.attn2.add_k_proj.bias":"blocks.0.cross_attn.k_img.bias",
"blocks.0.attn2.add_k_proj.weight":"blocks.0.cross_attn.k_img.weight",
"blocks.0.attn2.add_v_proj.bias":"blocks.0.cross_attn.v_img.bias",
"blocks.0.attn2.add_v_proj.weight":"blocks.0.cross_attn.v_img.weight",
"blocks.0.attn2.norm_added_k.weight":"blocks.0.cross_attn.norm_k_img.weight",
"blocks.0.ffn.net.0.proj.bias": "blocks.0.ffn.0.bias",
"blocks.0.ffn.net.0.proj.weight": "blocks.0.ffn.0.weight",
"blocks.0.ffn.net.2.bias": "blocks.0.ffn.2.bias",
"blocks.0.ffn.net.2.weight": "blocks.0.ffn.2.weight",
"blocks.0.norm2.bias": "blocks.0.norm3.bias",
"blocks.0.norm2.weight": "blocks.0.norm3.weight",
"blocks.0.scale_shift_table": "blocks.0.modulation",
"condition_embedder.text_embedder.linear_1.bias": "text_embedding.0.bias",
"condition_embedder.text_embedder.linear_1.weight": "text_embedding.0.weight",
"condition_embedder.text_embedder.linear_2.bias": "text_embedding.2.bias",
"condition_embedder.text_embedder.linear_2.weight": "text_embedding.2.weight",
"condition_embedder.time_embedder.linear_1.bias": "time_embedding.0.bias",
"condition_embedder.time_embedder.linear_1.weight": "time_embedding.0.weight",
"condition_embedder.time_embedder.linear_2.bias": "time_embedding.2.bias",
"condition_embedder.time_embedder.linear_2.weight": "time_embedding.2.weight",
"condition_embedder.time_proj.bias": "time_projection.1.bias",
"condition_embedder.time_proj.weight": "time_projection.1.weight",
"condition_embedder.image_embedder.ff.net.0.proj.bias":"img_emb.proj.1.bias",
"condition_embedder.image_embedder.ff.net.0.proj.weight":"img_emb.proj.1.weight",
"condition_embedder.image_embedder.ff.net.2.bias":"img_emb.proj.3.bias",
"condition_embedder.image_embedder.ff.net.2.weight":"img_emb.proj.3.weight",
"condition_embedder.image_embedder.norm1.bias":"img_emb.proj.0.bias",
"condition_embedder.image_embedder.norm1.weight":"img_emb.proj.0.weight",
"condition_embedder.image_embedder.norm2.bias":"img_emb.proj.4.bias",
"condition_embedder.image_embedder.norm2.weight":"img_emb.proj.4.weight",
"patch_embedding.bias": "patch_embedding.bias",
"patch_embedding.weight": "patch_embedding.weight",
"scale_shift_table": "head.modulation",
"proj_out.bias": "head.head.bias",
"proj_out.weight": "head.head.weight",
}
state_dict_ = {}
for name in state_dict:
if name in rename_dict:
state_dict_[rename_dict[name]] = state_dict[name]
else:
name_ = ".".join(name.split(".")[:1] + ["0"] + name.split(".")[2:])
if name_ in rename_dict:
name_ = rename_dict[name_]
name_ = ".".join(name_.split(".")[:1] + [name.split(".")[1]] + name_.split(".")[2:])
state_dict_[name_] = state_dict[name]
return state_dict_
def WanVideoDiTStateDictConverter(state_dict):
state_dict_ = {}
for name in state_dict:
if name.startswith("vace"):
continue
if name.split(".")[0] in ["pose_patch_embedding", "face_adapter", "face_encoder", "motion_encoder"]:
continue
name_ = name
if name_.startswith("model."):
name_ = name_[len("model."):]
state_dict_[name_] = state_dict[name]
return state_dict_

View File

@@ -0,0 +1,8 @@
def WanImageEncoderStateDictConverter(state_dict):
state_dict_ = {}
for name in state_dict:
if name.startswith("textual."):
continue
name_ = "model." + name
state_dict_[name_] = state_dict[name]
return state_dict_

View File

@@ -0,0 +1,77 @@
def WanVideoMotStateDictConverter(state_dict):
rename_dict = {
"blocks.0.attn1.norm_k.weight": "blocks.0.self_attn.norm_k.weight",
"blocks.0.attn1.norm_q.weight": "blocks.0.self_attn.norm_q.weight",
"blocks.0.attn1.to_k.bias": "blocks.0.self_attn.k.bias",
"blocks.0.attn1.to_k.weight": "blocks.0.self_attn.k.weight",
"blocks.0.attn1.to_out.0.bias": "blocks.0.self_attn.o.bias",
"blocks.0.attn1.to_out.0.weight": "blocks.0.self_attn.o.weight",
"blocks.0.attn1.to_q.bias": "blocks.0.self_attn.q.bias",
"blocks.0.attn1.to_q.weight": "blocks.0.self_attn.q.weight",
"blocks.0.attn1.to_v.bias": "blocks.0.self_attn.v.bias",
"blocks.0.attn1.to_v.weight": "blocks.0.self_attn.v.weight",
"blocks.0.attn2.norm_k.weight": "blocks.0.cross_attn.norm_k.weight",
"blocks.0.attn2.norm_q.weight": "blocks.0.cross_attn.norm_q.weight",
"blocks.0.attn2.to_k.bias": "blocks.0.cross_attn.k.bias",
"blocks.0.attn2.to_k.weight": "blocks.0.cross_attn.k.weight",
"blocks.0.attn2.to_out.0.bias": "blocks.0.cross_attn.o.bias",
"blocks.0.attn2.to_out.0.weight": "blocks.0.cross_attn.o.weight",
"blocks.0.attn2.to_q.bias": "blocks.0.cross_attn.q.bias",
"blocks.0.attn2.to_q.weight": "blocks.0.cross_attn.q.weight",
"blocks.0.attn2.to_v.bias": "blocks.0.cross_attn.v.bias",
"blocks.0.attn2.to_v.weight": "blocks.0.cross_attn.v.weight",
"blocks.0.attn2.add_k_proj.bias":"blocks.0.cross_attn.k_img.bias",
"blocks.0.attn2.add_k_proj.weight":"blocks.0.cross_attn.k_img.weight",
"blocks.0.attn2.add_v_proj.bias":"blocks.0.cross_attn.v_img.bias",
"blocks.0.attn2.add_v_proj.weight":"blocks.0.cross_attn.v_img.weight",
"blocks.0.attn2.norm_added_k.weight":"blocks.0.cross_attn.norm_k_img.weight",
"blocks.0.ffn.net.0.proj.bias": "blocks.0.ffn.0.bias",
"blocks.0.ffn.net.0.proj.weight": "blocks.0.ffn.0.weight",
"blocks.0.ffn.net.2.bias": "blocks.0.ffn.2.bias",
"blocks.0.ffn.net.2.weight": "blocks.0.ffn.2.weight",
"blocks.0.norm2.bias": "blocks.0.norm3.bias",
"blocks.0.norm2.weight": "blocks.0.norm3.weight",
"blocks.0.scale_shift_table": "blocks.0.modulation",
"condition_embedder.text_embedder.linear_1.bias": "text_embedding.0.bias",
"condition_embedder.text_embedder.linear_1.weight": "text_embedding.0.weight",
"condition_embedder.text_embedder.linear_2.bias": "text_embedding.2.bias",
"condition_embedder.text_embedder.linear_2.weight": "text_embedding.2.weight",
"condition_embedder.time_embedder.linear_1.bias": "time_embedding.0.bias",
"condition_embedder.time_embedder.linear_1.weight": "time_embedding.0.weight",
"condition_embedder.time_embedder.linear_2.bias": "time_embedding.2.bias",
"condition_embedder.time_embedder.linear_2.weight": "time_embedding.2.weight",
"condition_embedder.time_proj.bias": "time_projection.1.bias",
"condition_embedder.time_proj.weight": "time_projection.1.weight",
"condition_embedder.image_embedder.ff.net.0.proj.bias":"img_emb.proj.1.bias",
"condition_embedder.image_embedder.ff.net.0.proj.weight":"img_emb.proj.1.weight",
"condition_embedder.image_embedder.ff.net.2.bias":"img_emb.proj.3.bias",
"condition_embedder.image_embedder.ff.net.2.weight":"img_emb.proj.3.weight",
"condition_embedder.image_embedder.norm1.bias":"img_emb.proj.0.bias",
"condition_embedder.image_embedder.norm1.weight":"img_emb.proj.0.weight",
"condition_embedder.image_embedder.norm2.bias":"img_emb.proj.4.bias",
"condition_embedder.image_embedder.norm2.weight":"img_emb.proj.4.weight",
"patch_embedding.bias": "patch_embedding.bias",
"patch_embedding.weight": "patch_embedding.weight",
"scale_shift_table": "head.modulation",
"proj_out.bias": "head.head.bias",
"proj_out.weight": "head.head.weight",
}
mot_layers = (0, 4, 8, 12, 16, 20, 24, 28, 32, 36)
mot_layers_mapping = {i:n for n, i in enumerate(mot_layers)}
state_dict_ = {}
for name in state_dict:
if "_mot_ref" not in name:
continue
name = name.replace("_mot_ref", "")
if name in rename_dict:
state_dict_[rename_dict[name]] = state_dict[name]
else:
if name.split(".")[1].isdigit():
block_id = int(name.split(".")[1])
name = name.replace(str(block_id), str(mot_layers_mapping[block_id]))
name_ = ".".join(name.split(".")[:1] + ["0"] + name.split(".")[2:])
if name_ in rename_dict:
name_ = rename_dict[name_]
name_ = ".".join(name_.split(".")[:1] + [name.split(".")[1]] + name_.split(".")[2:])
state_dict_[name_] = state_dict[name]
return state_dict_

View File

@@ -0,0 +1,3 @@
def VaceWanModelDictConverter(state_dict):
state_dict_ = {name: state_dict[name] for name in state_dict if name.startswith("vace")}
return state_dict_

View File

@@ -0,0 +1,7 @@
def WanVideoVAEStateDictConverter(state_dict):
state_dict_ = {}
if 'model_state' in state_dict:
state_dict = state_dict['model_state']
for name in state_dict:
state_dict_['model.' + name] = state_dict[name]
return state_dict_

View File

@@ -0,0 +1,3 @@
def WanS2VAudioEncoderStateDictConverter(state_dict):
state_dict = {'model.' + k: state_dict[k] for k in state_dict}
return state_dict

View File

@@ -0,0 +1 @@
from .xdit_context_parallel import usp_attn_forward, usp_dit_forward, get_sequence_parallel_world_size, initialize_usp

View File

@@ -0,0 +1,145 @@
import torch
from typing import Optional
from einops import rearrange
from xfuser.core.distributed import (get_sequence_parallel_rank,
get_sequence_parallel_world_size,
get_sp_group)
from xfuser.core.long_ctx_attention import xFuserLongContextAttention
def initialize_usp():
import torch.distributed as dist
from xfuser.core.distributed import initialize_model_parallel, init_distributed_environment
dist.init_process_group(backend="nccl", init_method="env://")
init_distributed_environment(rank=dist.get_rank(), world_size=dist.get_world_size())
initialize_model_parallel(
sequence_parallel_degree=dist.get_world_size(),
ring_degree=1,
ulysses_degree=dist.get_world_size(),
)
torch.cuda.set_device(dist.get_rank())
def sinusoidal_embedding_1d(dim, position):
sinusoid = torch.outer(position.type(torch.float64), torch.pow(
10000, -torch.arange(dim//2, dtype=torch.float64, device=position.device).div(dim//2)))
x = torch.cat([torch.cos(sinusoid), torch.sin(sinusoid)], dim=1)
return x.to(position.dtype)
def pad_freqs(original_tensor, target_len):
seq_len, s1, s2 = original_tensor.shape
pad_size = target_len - seq_len
padding_tensor = torch.ones(
pad_size,
s1,
s2,
dtype=original_tensor.dtype,
device=original_tensor.device)
padded_tensor = torch.cat([original_tensor, padding_tensor], dim=0)
return padded_tensor
def rope_apply(x, freqs, num_heads):
x = rearrange(x, "b s (n d) -> b s n d", n=num_heads)
s_per_rank = x.shape[1]
x_out = torch.view_as_complex(x.to(torch.float64).reshape(
x.shape[0], x.shape[1], x.shape[2], -1, 2))
sp_size = get_sequence_parallel_world_size()
sp_rank = get_sequence_parallel_rank()
freqs = pad_freqs(freqs, s_per_rank * sp_size)
freqs_rank = freqs[(sp_rank * s_per_rank):((sp_rank + 1) * s_per_rank), :, :]
x_out = torch.view_as_real(x_out * freqs_rank).flatten(2)
return x_out.to(x.dtype)
def usp_dit_forward(self,
x: torch.Tensor,
timestep: torch.Tensor,
context: torch.Tensor,
clip_feature: Optional[torch.Tensor] = None,
y: Optional[torch.Tensor] = None,
use_gradient_checkpointing: bool = False,
use_gradient_checkpointing_offload: bool = False,
**kwargs,
):
t = self.time_embedding(
sinusoidal_embedding_1d(self.freq_dim, timestep))
t_mod = self.time_projection(t).unflatten(1, (6, self.dim))
context = self.text_embedding(context)
if self.has_image_input:
x = torch.cat([x, y], dim=1) # (b, c_x + c_y, f, h, w)
clip_embdding = self.img_emb(clip_feature)
context = torch.cat([clip_embdding, context], dim=1)
x, (f, h, w) = self.patchify(x)
freqs = torch.cat([
self.freqs[0][:f].view(f, 1, 1, -1).expand(f, h, w, -1),
self.freqs[1][:h].view(1, h, 1, -1).expand(f, h, w, -1),
self.freqs[2][:w].view(1, 1, w, -1).expand(f, h, w, -1)
], dim=-1).reshape(f * h * w, 1, -1).to(x.device)
def create_custom_forward(module):
def custom_forward(*inputs):
return module(*inputs)
return custom_forward
# Context Parallel
chunks = torch.chunk(x, get_sequence_parallel_world_size(), dim=1)
pad_shape = chunks[0].shape[1] - chunks[-1].shape[1]
chunks = [torch.nn.functional.pad(chunk, (0, 0, 0, chunks[0].shape[1]-chunk.shape[1]), value=0) for chunk in chunks]
x = chunks[get_sequence_parallel_rank()]
for block in self.blocks:
if self.training and use_gradient_checkpointing:
if use_gradient_checkpointing_offload:
with torch.autograd.graph.save_on_cpu():
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
else:
x = torch.utils.checkpoint.checkpoint(
create_custom_forward(block),
x, context, t_mod, freqs,
use_reentrant=False,
)
else:
x = block(x, context, t_mod, freqs)
x = self.head(x, t)
# Context Parallel
x = get_sp_group().all_gather(x, dim=1)
x = x[:, :-pad_shape] if pad_shape > 0 else x
# unpatchify
x = self.unpatchify(x, (f, h, w))
return x
def usp_attn_forward(self, x, freqs):
q = self.norm_q(self.q(x))
k = self.norm_k(self.k(x))
v = self.v(x)
q = rope_apply(q, freqs, self.num_heads)
k = rope_apply(k, freqs, self.num_heads)
q = rearrange(q, "b s (n d) -> b s n d", n=self.num_heads)
k = rearrange(k, "b s (n d) -> b s n d", n=self.num_heads)
v = rearrange(v, "b s (n d) -> b s n d", n=self.num_heads)
x = xFuserLongContextAttention()(
None,
query=q,
key=k,
value=v,
)
x = x.flatten(2)
del q, k, v
torch.cuda.empty_cache()
return self.o(x)

View File

@@ -182,19 +182,18 @@ https://github.com/user-attachments/assets/1d66ae74-3b02-40a9-acc3-ea95fc039314
```python
import torch
from diffsynth import save_video
from diffsynth.pipelines.wan_video_new import WanVideoPipeline, ModelConfig
from diffsynth.utils.data import save_video
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="diffusion_pytorch_model*.safetensors", offload_device="cpu"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth", offload_device="cpu"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="Wan2.1_VAE.pth", offload_device="cpu"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
pipe.enable_vram_management()
video = pipe(
prompt="纪实摄影风格画面,一只活泼的小狗在绿茵茵的草地上迅速奔跑。小狗毛色棕黄,两只耳朵立起,神情专注而欢快。阳光洒在它身上,使得毛发看上去格外柔软而闪亮。背景是一片开阔的草地,偶尔点缀着几朵野花,远处隐约可见蓝天和几片白云。透视感鲜明,捕捉小狗奔跑时的动感和四周草地的生机。中景侧面移动视角。",

View File

@@ -20,14 +20,17 @@ def run_inference(script_path):
def run_tasks_on_single_GPU(script_path, gpu_id, num_gpu):
output_path = os.path.join("data", script_path)
for script_id, script in enumerate(sorted(os.listdir(script_path))):
if not script.endswith(".sh"):
if not script.endswith(".sh") and not script.endswith(".py"):
continue
if script_id % num_gpu != gpu_id:
continue
source_path = os.path.join(script_path, script)
target_path = os.path.join(output_path, script)
os.makedirs(target_path, exist_ok=True)
cmd = f"CUDA_VISIBLE_DEVICES={gpu_id} bash {source_path} > {target_path}/log.txt 2>&1"
if script.endswith(".sh"):
cmd = f"CUDA_VISIBLE_DEVICES={gpu_id} bash {source_path} > {target_path}/log.txt 2>&1"
else:
cmd = f"CUDA_VISIBLE_DEVICES={gpu_id} python {source_path} > {target_path}/log.txt 2>&1"
print(cmd)
os.system(cmd)
@@ -60,5 +63,6 @@ if __name__ == "__main__":
# run_train_single_GPU("examples/qwen_image/model_training/lora")
# run_inference("examples/qwen_image/model_inference")
# run_inference("examples/qwen_image/model_inference_low_vram")
run_inference("examples/qwen_image/model_training/validate_full")
run_inference("examples/qwen_image/model_training/validate_lora")
# run_inference("examples/qwen_image/model_training/validate_full")
# run_inference("examples/qwen_image/model_training/validate_lora")
run_train_single_GPU("examples/wanvideo/model_inference")

View File

@@ -0,0 +1,34 @@
import torch
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="meituan-longcat/LongCat-Video", origin_file_pattern="dit/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
# Text-to-video
video = pipe(
prompt="In a realistic photography style, a white boy around seven or eight years old sits on a park bench, wearing a light blue T-shirt, denim shorts, and white sneakers. He holds an ice cream cone with vanilla and chocolate flavors, and beside him is a medium-sized golden Labrador. Smiling, the boy offers the ice cream to the dog, who eagerly licks it with its tongue. The sun is shining brightly, and the background features a green lawn and several tall trees, creating a warm and loving scene.",
negative_prompt="Bright tones, overexposed, static, blurred details, subtitles, style, works, paintings, images, static, overall gray, worst quality, low quality, JPEG compression residue, ugly, incomplete, extra fingers, poorly drawn hands, poorly drawn faces, deformed, disfigured, misshapen limbs, fused fingers, still picture, messy background, three legs, many people in the background, walking backwards",
seed=0, tiled=True, num_frames=93,
cfg_scale=2, sigma_shift=1,
)
save_video(video, "video_1_LongCat-Video.mp4", fps=15, quality=5)
# Video-continuation (The number of frames in `longcat_video` should be 4n+1.)
longcat_video = video[-17:]
video = pipe(
prompt="In a realistic photography style, a white boy around seven or eight years old sits on a park bench, wearing a light blue T-shirt, denim shorts, and white sneakers. He holds an ice cream cone with vanilla and chocolate flavors, and beside him is a medium-sized golden Labrador. Smiling, the boy offers the ice cream to the dog, who eagerly licks it with its tongue. The sun is shining brightly, and the background features a green lawn and several tall trees, creating a warm and loving scene.",
negative_prompt="Bright tones, overexposed, static, blurred details, subtitles, style, works, paintings, images, static, overall gray, worst quality, low quality, JPEG compression residue, ugly, incomplete, extra fingers, poorly drawn hands, poorly drawn faces, deformed, disfigured, misshapen limbs, fused fingers, still picture, messy background, three legs, many people in the background, walking backwards",
seed=1, tiled=True, num_frames=93,
cfg_scale=2, sigma_shift=1,
longcat_video=longcat_video,
)
save_video(video, "video_2_LongCat-Video.mp4", fps=15, quality=5)

View File

@@ -0,0 +1,48 @@
import torch
import PIL
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
from typing import List
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="ByteDance/Video-As-Prompt-Wan2.1-14B", origin_file_pattern="transformer/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-720P", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-720P", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-720P", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download("DiffSynth-Studio/example_video_dataset", allow_file_pattern="wanvap/*", local_dir="data/example_video_dataset")
ref_video_path = 'data/example_video_dataset/wanvap/vap_ref.mp4'
target_image_path = 'data/example_video_dataset/wanvap/input_image.jpg'
def select_frames(video_frames, num):
idx = torch.linspace(0, len(video_frames) - 1, num).long().tolist()
return [video_frames[i] for i in idx]
image = Image.open(target_image_path).convert("RGB")
ref_video = VideoData(ref_video_path, height=480, width=832)
ref_frames = select_frames(ref_video, num=49)
vap_prompt = "A man stands with his back to the camera on a dirt path overlooking sun-drenched, rolling green tea plantations. He wears a blue and green plaid shirt, dark pants, and white shoes. As he turns to face the camera and spreads his arms, a brief, magical burst of sparkling golden light particles envelops him. Through this shimmer, he seamlessly transforms into a Labubu toy character. His head morphs into the iconic large, furry-eared head of the toy, featuring a wide grin with pointed teeth and red cheek markings. The character retains the man's original plaid shirt and clothing, which now fit its stylized, cartoonish body. The camera remains static throughout the transformation, positioned low among the tea bushes, maintaining a consistent view of the subject and the expansive scenery."
prompt = "A young woman with curly hair, wearing a green hijab and a floral dress, plays a violin in front of a vintage green car on a tree-lined street. She executes a swift counter-clockwise turn to face the camera. During the turn, a brilliant shower of golden, sparkling particles erupts and momentarily obscures her figure. As the particles fade, she is revealed to have seamlessly transformed into a Labubu toy character. This new figure, now with the toy's signature large ears, big eyes, and toothy grin, maintains the original pose and continues playing the violin. The character's clothing—the green hijab, floral dress, and black overcoat—remains identical to the woman's. Throughout this transition, the camera stays static, and the street-side environment remains completely consistent."
negative_prompt = "Bright tones, overexposed, static, blurred details, subtitles, style, works, paintings, images, static, overall gray, worst quality, low quality, JPEG compression residue, ugly, incomplete, extra fingers, poorly drawn hands, poorly drawn faces, deformed, disfigured, misshapen limbs, fused fingers, still picture, messy background, three legs, many people in the background, walking backwards"
video = pipe(
prompt=prompt,
negative_prompt=negative_prompt,
input_image=image,
seed=42, tiled=True,
height=480, width=832,
num_frames=49,
vap_video=ref_frames,
vap_prompt=vap_prompt,
negative_vap_prompt=negative_prompt,
)
save_video(video, "video_Video-As-Prompt-Wan2.1-14B.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="DiffSynth-Studio/Wan2.1-1.3b-speedcontrol-v1", origin_file_pattern="model.safetensors"),
],
)
# Text-to-video
video = pipe(
prompt="纪实摄影风格画面,一只活泼的小狗在绿茵茵的草地上迅速奔跑。小狗毛色棕黄,两只耳朵立起,神情专注而欢快。阳光洒在它身上,使得毛发看上去格外柔软而闪亮。背景是一片开阔的草地,偶尔点缀着几朵野花,远处隐约可见蓝天和几片白云。透视感鲜明,捕捉小狗奔跑时的动感和四周草地的生机。中景侧面移动视角。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=1, tiled=True,
motion_bucket_id=0
)
save_video(video, "video_slow_Wan2.1-1.3b-speedcontrol-v1.mp4", fps=15, quality=5)
video = pipe(
prompt="纪实摄影风格画面,一只活泼的小狗在绿茵茵的草地上迅速奔跑。小狗毛色棕黄,两只耳朵立起,神情专注而欢快。阳光洒在它身上,使得毛发看上去格外柔软而闪亮。背景是一片开阔的草地,偶尔点缀着几朵野花,远处隐约可见蓝天和几片白云。透视感鲜明,捕捉小狗奔跑时的动感和四周草地的生机。中景侧面移动视角。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=1, tiled=True,
motion_bucket_id=100
)
save_video(video, "video_fast_Wan2.1-1.3b-speedcontrol-v1.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.1-FLF2V-14B-720P", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-FLF2V-14B-720P", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-FLF2V-14B-720P", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-FLF2V-14B-720P", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/first_frame.jpeg", "data/examples/wan/last_frame.jpeg"]
)
# First and last frame to video
video = pipe(
prompt="写实风格,一个女生手持枯萎的花站在花园中,镜头逐渐拉远,记录下花园的全貌。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
input_image=Image.open("data/examples/wan/first_frame.jpeg").resize((960, 960)),
end_image=Image.open("data/examples/wan/last_frame.jpeg").resize((960, 960)),
seed=0, tiled=True,
height=960, width=960, num_frames=33,
sigma_shift=16,
)
save_video(video, "video_Wan2.1-FLF2V-14B-720P.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-Control", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-Control", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-Control", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-Control", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/control_video.mp4"
)
# Control video
control_video = VideoData("data/examples/wan/control_video.mp4", height=832, width=576)
video = pipe(
prompt="扁平风格动漫一位长发少女优雅起舞。她五官精致大眼睛明亮有神黑色长发柔顺光泽。身穿淡蓝色T恤和深蓝色牛仔短裤。背景是粉色。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
control_video=control_video, height=832, width=576, num_frames=49,
seed=1, tiled=True
)
save_video(video, "video_Wan2.1-Fun-1.3B-Control.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-InP", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-InP", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-InP", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-1.3B-InP", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
image = Image.open("data/examples/wan/input_image.jpg")
# First and last frame to video
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
input_image=image,
seed=0, tiled=True
# You can input `end_image=xxx` to control the last frame of the video.
# The model will automatically generate the dynamic content between `input_image` and `end_image`.
)
save_video(video, "video_Wan2.1-Fun-1.3B-InP.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-14B-Control", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-14B-Control", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-14B-Control", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-14B-Control", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/control_video.mp4"
)
# Control video
control_video = VideoData("data/examples/wan/control_video.mp4", height=832, width=576)
video = pipe(
prompt="扁平风格动漫一位长发少女优雅起舞。她五官精致大眼睛明亮有神黑色长发柔顺光泽。身穿淡蓝色T恤和深蓝色牛仔短裤。背景是粉色。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
control_video=control_video, height=832, width=576, num_frames=49,
seed=1, tiled=True
)
save_video(video, "video_Wan2.1-Fun-14B-Control.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-14B-InP", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-14B-InP", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-14B-InP", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-14B-InP", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
image = Image.open("data/examples/wan/input_image.jpg")
# First and last frame to video
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
input_image=image,
seed=0, tiled=True
# You can input `end_image=xxx` to control the last frame of the video.
# The model will automatically generate the dynamic content between `input_image` and `end_image`.
)
save_video(video, "video_Wan2.1-Fun-14B-InP.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control-Camera", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control-Camera", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control-Camera", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control-Camera", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
input_image = Image.open("data/examples/wan/input_image.jpg")
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
input_image=input_image,
camera_control_direction="Left", camera_control_speed=0.01,
)
save_video(video, "video_left_Wan2.1-Fun-V1.1-1.3B-Control-Camera.mp4", fps=15, quality=5)
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
input_image=input_image,
camera_control_direction="Up", camera_control_speed=0.01,
)
save_video(video, "video_up_Wan2.1-Fun-V1.1-1.3B-Control-Camera.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-Control", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/control_video.mp4", "data/examples/wan/reference_image_girl.png"]
)
# Control video
control_video = VideoData("data/examples/wan/control_video.mp4", height=832, width=576)
reference_image = Image.open("data/examples/wan/reference_image_girl.png").resize((576, 832))
video = pipe(
prompt="扁平风格动漫一位长发少女优雅起舞。她五官精致大眼睛明亮有神黑色长发柔顺光泽。身穿淡蓝色T恤和深蓝色牛仔短裤。背景是粉色。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
control_video=control_video, reference_image=reference_image,
height=832, width=576, num_frames=49,
seed=1, tiled=True
)
save_video(video, "video_Wan2.1-Fun-V1.1-1.3B-Control.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-InP", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-InP", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-InP", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-1.3B-InP", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
image = Image.open("data/examples/wan/input_image.jpg")
# First and last frame to video
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
input_image=image,
seed=0, tiled=True
# You can input `end_image=xxx` to control the last frame of the video.
# The model will automatically generate the dynamic content between `input_image` and `end_image`.
)
save_video(video, "video_Wan2.1-Fun-V1.1-1.3B-InP.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control-Camera", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control-Camera", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control-Camera", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control-Camera", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
input_image = Image.open("data/examples/wan/input_image.jpg")
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
input_image=input_image,
camera_control_direction="Left", camera_control_speed=0.01,
)
save_video(video, "video_left_Wan2.1-Fun-V1.1-14B-Control-Camera.mp4", fps=15, quality=5)
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
input_image=input_image,
camera_control_direction="Up", camera_control_speed=0.01,
)
save_video(video, "video_up_Wan2.1-Fun-V1.1-14B-Control-Camera.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-Control", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/control_video.mp4", "data/examples/wan/reference_image_girl.png"]
)
# Control video
control_video = VideoData("data/examples/wan/control_video.mp4", height=832, width=576)
reference_image = Image.open("data/examples/wan/reference_image_girl.png").resize((576, 832))
video = pipe(
prompt="扁平风格动漫一位长发少女优雅起舞。她五官精致大眼睛明亮有神黑色长发柔顺光泽。身穿淡蓝色T恤和深蓝色牛仔短裤。背景是粉色。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
control_video=control_video, reference_image=reference_image,
height=832, width=576, num_frames=49,
seed=1, tiled=True
)
save_video(video, "video_Wan2.1-Fun-V1.1-14B-Control.mp4", fps=15, quality=5)

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@@ -0,0 +1,35 @@
import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-InP", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-InP", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-InP", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="PAI/Wan2.1-Fun-V1.1-14B-InP", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
image = Image.open("data/examples/wan/input_image.jpg")
# First and last frame to video
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
input_image=image,
seed=0, tiled=True
# You can input `end_image=xxx` to control the last frame of the video.
# The model will automatically generate the dynamic content between `input_image` and `end_image`.
)
save_video(video, "video_Wan2.1-Fun-V1.1-14B-InP.mp4", fps=15, quality=5)

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@@ -0,0 +1,33 @@
import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-480P", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-480P", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-480P", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-480P", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
image = Image.open("data/examples/wan/input_image.jpg")
# Image-to-video
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
input_image=image,
seed=0, tiled=True
)
save_video(video, "video_Wan2.1-I2V-14B-480P.mp4", fps=15, quality=5)

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@@ -0,0 +1,34 @@
import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-720P", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-720P", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-720P", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-I2V-14B-720P", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
image = Image.open("data/examples/wan/input_image.jpg")
# Image-to-video
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
input_image=image,
seed=0, tiled=True,
height=720, width=1280,
)
save_video(video, "video_Wan2.1-I2V-14B-720P.mp4", fps=15, quality=5)

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@@ -0,0 +1,33 @@
import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-1.3B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
# Text-to-video
video = pipe(
prompt="纪实摄影风格画面,一只活泼的小狗在绿茵茵的草地上迅速奔跑。小狗毛色棕黄,两只耳朵立起,神情专注而欢快。阳光洒在它身上,使得毛发看上去格外柔软而闪亮。背景是一片开阔的草地,偶尔点缀着几朵野花,远处隐约可见蓝天和几片白云。透视感鲜明,捕捉小狗奔跑时的动感和四周草地的生机。中景侧面移动视角。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
)
save_video(video, "video_1_Wan2.1-T2V-1.3B.mp4", fps=15, quality=5)
# Video-to-video
video = VideoData("video_1_Wan2.1-T2V-1.3B.mp4", height=480, width=832)
video = pipe(
prompt="纪实摄影风格画面,一只活泼的小狗戴着黑色墨镜在绿茵茵的草地上迅速奔跑。小狗毛色棕黄,戴着黑色墨镜,两只耳朵立起,神情专注而欢快。阳光洒在它身上,使得毛发看上去格外柔软而闪亮。背景是一片开阔的草地,偶尔点缀着几朵野花,远处隐约可见蓝天和几片白云。透视感鲜明,捕捉小狗奔跑时的动感和四周草地的生机。中景侧面移动视角。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
input_video=video, denoising_strength=0.7,
seed=1, tiled=True
)
save_video(video, "video_2_Wan2.1-T2V-1.3B.mp4", fps=15, quality=5)

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@@ -0,0 +1,23 @@
import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
# Text-to-video
video = pipe(
prompt="一名宇航员身穿太空服,面朝镜头骑着一匹机械马在火星表面驰骋。红色的荒凉地表延伸至远方,点缀着巨大的陨石坑和奇特的岩石结构。机械马的步伐稳健,扬起微弱的尘埃,展现出未来科技与原始探索的完美结合。宇航员手持操控装置,目光坚定,仿佛正在开辟人类的新疆域。背景是深邃的宇宙和蔚蓝的地球,画面既科幻又充满希望,让人不禁畅想未来的星际生活。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
)
save_video(video, "video_Wan2.1-T2V-14B.mp4", fps=15, quality=5)

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@@ -0,0 +1,51 @@
import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="iic/VACE-Wan2.1-1.3B-Preview", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="iic/VACE-Wan2.1-1.3B-Preview", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="iic/VACE-Wan2.1-1.3B-Preview", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/depth_video.mp4", "data/examples/wan/cat_fightning.jpg"]
)
# Depth video -> Video
control_video = VideoData("data/examples/wan/depth_video.mp4", height=480, width=832)
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_video=control_video,
seed=1, tiled=True
)
save_video(video, "video_1_Wan2.1-VACE-1.3B-Preview.mp4", fps=15, quality=5)
# Reference image -> Video
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_reference_image=Image.open("data/examples/wan/cat_fightning.jpg").resize((832, 480)),
seed=1, tiled=True
)
save_video(video, "video_2_Wan2.1-VACE-1.3B-Preview.mp4", fps=15, quality=5)
# Depth video + Reference image -> Video
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_video=control_video,
vace_reference_image=Image.open("data/examples/wan/cat_fightning.jpg").resize((832, 480)),
seed=1, tiled=True
)
save_video(video, "video_3_Wan2.1-VACE-1.3B-Preview.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.1-VACE-1.3B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-VACE-1.3B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-VACE-1.3B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/depth_video.mp4", "data/examples/wan/cat_fightning.jpg"]
)
# Depth video -> Video
control_video = VideoData("data/examples/wan/depth_video.mp4", height=480, width=832)
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_video=control_video,
seed=1, tiled=True
)
save_video(video, "video_1_Wan2.1-VACE-1.3B.mp4", fps=15, quality=5)
# Reference image -> Video
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_reference_image=Image.open("data/examples/wan/cat_fightning.jpg").resize((832, 480)),
seed=1, tiled=True
)
save_video(video, "video_2_Wan2.1-VACE-1.3B.mp4", fps=15, quality=5)
# Depth video + Reference image -> Video
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_video=control_video,
vace_reference_image=Image.open("data/examples/wan/cat_fightning.jpg").resize((832, 480)),
seed=1, tiled=True
)
save_video(video, "video_3_Wan2.1-VACE-1.3B.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.1-VACE-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-VACE-14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-VACE-14B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/depth_video.mp4", "data/examples/wan/cat_fightning.jpg"]
)
# Depth video -> Video
control_video = VideoData("data/examples/wan/depth_video.mp4", height=480, width=832)
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_video=control_video,
seed=1, tiled=True
)
save_video(video, "video_1_Wan2.1-VACE-14B.mp4", fps=15, quality=5)
# Reference image -> Video
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_reference_image=Image.open("data/examples/wan/cat_fightning.jpg").resize((832, 480)),
seed=1, tiled=True
)
save_video(video, "video_2_Wan2.1-VACE-14B.mp4", fps=15, quality=5)
# Depth video + Reference image -> Video
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_video=control_video,
vace_reference_image=Image.open("data/examples/wan/cat_fightning.jpg").resize((832, 480)),
seed=1, tiled=True
)
save_video(video, "video_3_Wan2.1-VACE-14B.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.2-Animate-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-Animate-14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.2-Animate-14B", origin_file_pattern="Wan2.1_VAE.pth"),
ModelConfig(model_id="Wan-AI/Wan2.2-Animate-14B", origin_file_pattern="models_clip_open-clip-xlm-roberta-large-vit-huge-14.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern="data/examples/wan/animate/*",
)
# Animate
input_image = Image.open("data/examples/wan/animate/animate_input_image.png")
animate_pose_video = VideoData("data/examples/wan/animate/animate_pose_video.mp4").raw_data()[:81-4]
animate_face_video = VideoData("data/examples/wan/animate/animate_face_video.mp4").raw_data()[:81-4]
video = pipe(
prompt="视频中的人在做动作",
seed=0, tiled=True,
input_image=input_image,
animate_pose_video=animate_pose_video,
animate_face_video=animate_face_video,
num_frames=81, height=720, width=1280,
num_inference_steps=20, cfg_scale=1,
)
save_video(video, "video_1_Wan2.2-Animate-14B.mp4", fps=15, quality=5)
# Replace
pipe.load_lora(pipe.dit, ModelConfig(model_id="Wan-AI/Wan2.2-Animate-14B", origin_file_pattern="relighting_lora.ckpt"))
input_image = Image.open("data/examples/wan/animate/replace_input_image.png")
animate_pose_video = VideoData("data/examples/wan/animate/replace_pose_video.mp4").raw_data()[:81-4]
animate_face_video = VideoData("data/examples/wan/animate/replace_face_video.mp4").raw_data()[:81-4]
animate_inpaint_video = VideoData("data/examples/wan/animate/replace_inpaint_video.mp4").raw_data()[:81-4]
animate_mask_video = VideoData("data/examples/wan/animate/replace_mask_video.mp4").raw_data()[:81-4]
video = pipe(
prompt="视频中的人在做动作",
seed=0, tiled=True,
input_image=input_image,
animate_pose_video=animate_pose_video,
animate_face_video=animate_face_video,
animate_inpaint_video=animate_inpaint_video,
animate_mask_video=animate_mask_video,
num_frames=81, height=720, width=1280,
num_inference_steps=20, cfg_scale=1,
)
save_video(video, "video_2_Wan2.2-Animate-14B.mp4", fps=15, quality=5)

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import torch
from diffsynth.utils.data import save_video,VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from PIL import Image
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control-Camera", origin_file_pattern="high_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control-Camera", origin_file_pattern="low_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control-Camera", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control-Camera", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
input_image = Image.open("data/examples/wan/input_image.jpg")
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
input_image=input_image,
camera_control_direction="Left", camera_control_speed=0.01,
)
save_video(video, "video_left_Wan2.2-Fun-A14B-Control-Camera.mp4", fps=15, quality=5)
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
input_image=input_image,
camera_control_direction="Up", camera_control_speed=0.01,
)
save_video(video, "video_up_Wan2.2-Fun-A14B-Control-Camera.mp4", fps=15, quality=5)

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import torch
from diffsynth.utils.data import save_video,VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from PIL import Image
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control", origin_file_pattern="high_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control", origin_file_pattern="low_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-Control", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/control_video.mp4", "data/examples/wan/reference_image_girl.png"]
)
# Control video
control_video = VideoData("data/examples/wan/control_video.mp4", height=832, width=576)
reference_image = Image.open("data/examples/wan/reference_image_girl.png").resize((576, 832))
video = pipe(
prompt="扁平风格动漫一位长发少女优雅起舞。她五官精致大眼睛明亮有神黑色长发柔顺光泽。身穿淡蓝色T恤和深蓝色牛仔短裤。背景是粉色。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
control_video=control_video, reference_image=reference_image,
height=832, width=576, num_frames=49,
seed=1, tiled=True
)
save_video(video, "video_Wan2.2-Fun-A14B-Control.mp4", fps=15, quality=5)

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import torch
from diffsynth.utils.data import save_video
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from PIL import Image
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-InP", origin_file_pattern="high_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-InP", origin_file_pattern="low_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-InP", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.2-Fun-A14B-InP", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=f"data/examples/wan/input_image.jpg"
)
image = Image.open("data/examples/wan/input_image.jpg")
# First and last frame to video
video = pipe(
prompt="一艘小船正勇敢地乘风破浪前行。蔚蓝的大海波涛汹涌,白色的浪花拍打着船身,但小船毫不畏惧,坚定地驶向远方。阳光洒在水面上,闪烁着金色的光芒,为这壮丽的场景增添了一抹温暖。镜头拉近,可以看到船上的旗帜迎风飘扬,象征着不屈的精神与冒险的勇气。这段画面充满力量,激励人心,展现了面对挑战时的无畏与执着。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
input_image=image,
seed=0, tiled=True,
# You can input `end_image=xxx` to control the last frame of the video.
# The model will automatically generate the dynamic content between `input_image` and `end_image`.
)
save_video(video, "video_Wan2.2-Fun-A14B-InP.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.2-I2V-A14B", origin_file_pattern="high_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-I2V-A14B", origin_file_pattern="low_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-I2V-A14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.2-I2V-A14B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/cat_fightning.jpg"]
)
input_image = Image.open("data/examples/wan/cat_fightning.jpg").resize((832, 480))
video = pipe(
prompt="Two anthropomorphic cats in comfy boxing gear and bright gloves fight intensely on a spotlighted stage.",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
input_image=input_image,
switch_DiT_boundary=0.9,
)
save_video(video, "video_Wan2.2-I2V-A14B.mp4", fps=15, quality=5)

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# This script can generate a single video clip.
# If you need generate long videos, please refer to `Wan2.2-S2V-14B_multi_clips.py`.
import torch
from PIL import Image
import librosa
from diffsynth.utils.data import VideoData, save_video_with_audio
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="wav2vec2-large-xlsr-53-english/model.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="Wan2.1_VAE.pth"),
],
audio_processor_config=ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="wav2vec2-large-xlsr-53-english/"),
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/example_video_dataset",
local_dir="./data/example_video_dataset",
allow_file_pattern=f"wans2v/*"
)
num_frames = 81 # 4n+1
height = 448
width = 832
prompt = "a person is singing"
negative_prompt = "画面模糊,最差质量,画面模糊,细节模糊不清,情绪激动剧烈,手快速抖动,字幕,丑陋的,残缺的,多余的手指,画得不好的手部,画得不好的脸部,畸形的,毁容的,形态畸形的肢体,手指融合,静止不动的画面,杂乱的背景,三条腿,背景人很多,倒着走"
input_image = Image.open("data/example_video_dataset/wans2v/pose.png").convert("RGB").resize((width, height))
# s2v audio input, recommend 16kHz sampling rate
audio_path = 'data/example_video_dataset/wans2v/sing.MP3'
input_audio, sample_rate = librosa.load(audio_path, sr=16000)
# Speech-to-video
video = pipe(
prompt=prompt,
input_image=input_image,
negative_prompt=negative_prompt,
seed=0,
num_frames=num_frames,
height=height,
width=width,
audio_sample_rate=sample_rate,
input_audio=input_audio,
num_inference_steps=40,
)
save_video_with_audio(video[1:], "video_1_Wan2.2-S2V-14B.mp4", audio_path, fps=16, quality=5)
# s2v will use the first (num_frames) frames as reference. height and width must be the same as input_image. And fps should be 16, the same as output video fps.
pose_video_path = 'data/example_video_dataset/wans2v/pose.mp4'
pose_video = VideoData(pose_video_path, height=height, width=width)
# Speech-to-video with pose
video = pipe(
prompt=prompt,
input_image=input_image,
negative_prompt=negative_prompt,
seed=0,
num_frames=num_frames,
height=height,
width=width,
audio_sample_rate=sample_rate,
input_audio=input_audio,
s2v_pose_video=pose_video,
num_inference_steps=40,
)
save_video_with_audio(video[1:], "video_2_Wan2.2-S2V-14B.mp4", audio_path, fps=16, quality=5)

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import torch
from PIL import Image
import librosa
from diffsynth.utils.data import VideoData, save_video_with_audio
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig, WanVideoUnit_S2V
from modelscope import dataset_snapshot_download
def speech_to_video(
prompt,
input_image,
audio_path,
negative_prompt="",
num_clip=None,
audio_sample_rate=16000,
pose_video_path=None,
infer_frames=80,
height=448,
width=832,
num_inference_steps=40,
fps=16, # recommend fixing fps as 16 for s2v
motion_frames=73, # hyperparameter of wan2.2-s2v
save_path=None,
):
# s2v audio input, recommend 16kHz sampling rate
input_audio, sample_rate = librosa.load(audio_path, sr=audio_sample_rate)
# s2v will use the first (num_frames) frames as reference. height and width must be the same as input_image. And fps should be 16, the same as output video fps.
pose_video = VideoData(pose_video_path, height=height, width=width) if pose_video_path is not None else None
audio_embeds, pose_latents, num_repeat = WanVideoUnit_S2V.pre_calculate_audio_pose(
pipe=pipe,
input_audio=input_audio,
audio_sample_rate=sample_rate,
s2v_pose_video=pose_video,
num_frames=infer_frames + 1,
height=height,
width=width,
fps=fps,
)
num_repeat = min(num_repeat, num_clip) if num_clip is not None else num_repeat
print(f"Generating {num_repeat} video clips...")
motion_videos = []
video = []
for r in range(num_repeat):
s2v_pose_latents = pose_latents[r] if pose_latents is not None else None
current_clip = pipe(
prompt=prompt,
input_image=input_image,
negative_prompt=negative_prompt,
seed=0,
num_frames=infer_frames + 1,
height=height,
width=width,
audio_embeds=audio_embeds[r],
s2v_pose_latents=s2v_pose_latents,
motion_video=motion_videos,
num_inference_steps=num_inference_steps,
)
current_clip = current_clip[-infer_frames:]
if r == 0:
current_clip = current_clip[3:]
overlap_frames_num = min(motion_frames, len(current_clip))
motion_videos = motion_videos[overlap_frames_num:] + current_clip[-overlap_frames_num:]
video.extend(current_clip)
save_video_with_audio(video, save_path, audio_path, fps=16, quality=5)
print(f"processed the {r+1}th clip of total {num_repeat} clips.")
return video
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="wav2vec2-large-xlsr-53-english/model.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="Wan2.1_VAE.pth"),
],
audio_processor_config=ModelConfig(model_id="Wan-AI/Wan2.2-S2V-14B", origin_file_pattern="wav2vec2-large-xlsr-53-english/"),
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/example_video_dataset",
local_dir="./data/example_video_dataset",
allow_file_pattern=f"wans2v/*",
)
infer_frames = 80 # 4n
height = 448
width = 832
prompt = "a person is singing"
negative_prompt = "画面模糊,最差质量,画面模糊,细节模糊不清,情绪激动剧烈,手快速抖动,字幕,丑陋的,残缺的,多余的手指,画得不好的手部,画得不好的脸部,畸形的,毁容的,形态畸形的肢体,手指融合,静止不动的画面,杂乱的背景,三条腿,背景人很多,倒着走"
input_image = Image.open("data/example_video_dataset/wans2v/pose.png").convert("RGB").resize((width, height))
video_with_audio = speech_to_video(
prompt=prompt,
input_image=input_image,
audio_path='data/example_video_dataset/wans2v/sing.MP3',
negative_prompt=negative_prompt,
pose_video_path='data/example_video_dataset/wans2v/pose.mp4',
save_path="video_full_Wan2.2-S2V-14B.mp4",
infer_frames=infer_frames,
height=height,
width=width,
)
# num_clip means generating only the first n clips with n * infer_frames frames.
video_with_audio_pose = speech_to_video(
prompt=prompt,
input_image=input_image,
audio_path='data/example_video_dataset/wans2v/sing.MP3',
negative_prompt=negative_prompt,
pose_video_path='data/example_video_dataset/wans2v/pose.mp4',
save_path="video_clip_2_Wan2.2-S2V-14B.mp4",
num_clip=2
)

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import torch
from diffsynth.utils.data import save_video
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.2-T2V-A14B", origin_file_pattern="high_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-T2V-A14B", origin_file_pattern="low_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-T2V-A14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.2-T2V-A14B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
# Text-to-video
video = pipe(
prompt="Two anthropomorphic cats in comfy boxing gear and bright gloves fight intensely on a spotlighted stage.",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
)
save_video(video, "video_Wan2.2-T2V-A14B.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="Wan-AI/Wan2.2-TI2V-5B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.2-TI2V-5B", origin_file_pattern="diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.2-TI2V-5B", origin_file_pattern="Wan2.2_VAE.pth"),
],
)
# Text-to-video
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
height=704, width=1248,
num_frames=121,
)
save_video(video, "video_1_Wan2.2-TI2V-5B.mp4", fps=15, quality=5)
# Image-to-video
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/cat_fightning.jpg"]
)
input_image = Image.open("data/examples/wan/cat_fightning.jpg").resize((1248, 704))
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
seed=0, tiled=True,
height=704, width=1248,
input_image=input_image,
num_frames=121,
)
save_video(video, "video_2_Wan2.2-TI2V-5B.mp4", fps=15, quality=5)

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import torch
from PIL import Image
from diffsynth.utils.data import save_video, VideoData
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
from modelscope import dataset_snapshot_download
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="PAI/Wan2.2-VACE-Fun-A14B", origin_file_pattern="high_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.2-VACE-Fun-A14B", origin_file_pattern="low_noise_model/diffusion_pytorch_model*.safetensors"),
ModelConfig(model_id="PAI/Wan2.2-VACE-Fun-A14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="PAI/Wan2.2-VACE-Fun-A14B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
dataset_snapshot_download(
dataset_id="DiffSynth-Studio/examples_in_diffsynth",
local_dir="./",
allow_file_pattern=["data/examples/wan/depth_video.mp4", "data/examples/wan/cat_fightning.jpg"]
)
# Depth video -> Video
control_video = VideoData("data/examples/wan/depth_video.mp4", height=480, width=832)
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_video=control_video,
seed=1, tiled=True
)
save_video(video, "video_1_Wan2.2-VACE-Fun-A14B.mp4", fps=15, quality=5)
# Reference image -> Video
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_reference_image=Image.open("data/examples/wan/cat_fightning.jpg").resize((832, 480)),
seed=1, tiled=True
)
save_video(video, "video_2_Wan2.2-VACE-Fun-A14B.mp4", fps=15, quality=5)
# Depth video + Reference image -> Video
video = pipe(
prompt="两只可爱的橘猫戴上拳击手套,站在一个拳击台上搏斗。",
negative_prompt="色调艳丽过曝静态细节模糊不清字幕风格作品画作画面静止整体发灰最差质量低质量JPEG压缩残留丑陋的残缺的多余的手指画得不好的手部画得不好的脸部畸形的毁容的形态畸形的肢体手指融合静止不动的画面杂乱的背景三条腿背景人很多倒着走",
vace_video=control_video,
vace_reference_image=Image.open("data/examples/wan/cat_fightning.jpg").resize((832, 480)),
seed=1, tiled=True
)
save_video(video, "video_3_Wan2.2-VACE-Fun-A14B.mp4", fps=15, quality=5)

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import torch
from diffsynth.utils.data import save_video
from diffsynth.pipelines.wan_video import WanVideoPipeline, ModelConfig
pipe = WanVideoPipeline.from_pretrained(
torch_dtype=torch.bfloat16,
device="cuda",
model_configs=[
ModelConfig(model_id="krea/krea-realtime-video", origin_file_pattern="krea-realtime-video-14b.safetensors"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="models_t5_umt5-xxl-enc-bf16.pth"),
ModelConfig(model_id="Wan-AI/Wan2.1-T2V-14B", origin_file_pattern="Wan2.1_VAE.pth"),
],
)
# Text-to-video
video = pipe(
prompt="a cat sitting on a boat",
num_inference_steps=6, num_frames=81,
seed=0, tiled=True,
cfg_scale=1,
sigma_shift=20,
)
save_video(video, "video_krea-realtime-video.mp4", fps=15, quality=5)