block wise controlnet

diffsynth/configs/model_config.py

@@ -75,6 +75,8 @@ from ..models.nexus_gen import NexusGenAutoregressiveModel
 from ..models.qwen_image_dit import QwenImageDiT
 from ..models.qwen_image_text_encoder import QwenImageTextEncoder
 from ..models.qwen_image_vae import QwenImageVAE
+from ..models.qwen_image_controlnet import QwenImageControlNet
+from ..models.qwen_image_controlnet import QwenImageBlockWiseControlNet
 
 model_loader_configs = [
     # These configs are provided for detecting model type automatically.
@@ -167,6 +169,8 @@ model_loader_configs = [
     (None, "0319a1cb19835fb510907dd3367c95ff", ["qwen_image_dit"], [QwenImageDiT], "civitai"),
     (None, "8004730443f55db63092006dd9f7110e", ["qwen_image_text_encoder"], [QwenImageTextEncoder], "diffusers"),
     (None, "ed4ea5824d55ec3107b09815e318123a", ["qwen_image_vae"], [QwenImageVAE], "diffusers"),
+    (None, "be2500a62936a43d5367a70ea001e25d", ["qwen_image_controlnet"], [QwenImageControlNet], "civitai"),
+    (None, "073bce9cf969e317e5662cd570c3e79c", ["qwen_image_blockwise_controlnet"], [QwenImageBlockWiseControlNet], "civitai"),
 ]
 huggingface_model_loader_configs = [
     # These configs are provided for detecting model type automatically.

diffsynth/models/qwen_image_controlnet.py

@@ -0,0 +1,159 @@
+import torch
+import torch.nn as nn
+from .qwen_image_dit import QwenEmbedRope, QwenImageTransformerBlock
+from ..vram_management import gradient_checkpoint_forward
+from einops import rearrange
+from .sd3_dit import TimestepEmbeddings, RMSNorm
+
+
+class QwenImageControlNet(torch.nn.Module):
+    def __init__(
+        self,
+        num_layers: int = 60,
+        num_controlnet_layers: int = 6,
+    ):
+        super().__init__()
+
+        self.pos_embed = QwenEmbedRope(theta=10000, axes_dim=[16,56,56], scale_rope=True) 
+
+        self.time_text_embed = TimestepEmbeddings(256, 3072, diffusers_compatible_format=True, scale=1000, align_dtype_to_timestep=True)
+        self.txt_norm = RMSNorm(3584, eps=1e-6)
+
+        self.img_in = nn.Linear(64 * 2, 3072)
+        self.txt_in = nn.Linear(3584, 3072)
+
+        self.transformer_blocks = nn.ModuleList(
+            [
+                QwenImageTransformerBlock(
+                    dim=3072,
+                    num_attention_heads=24,
+                    attention_head_dim=128,
+                )
+                for _ in range(num_controlnet_layers)
+            ]
+        )
+        self.proj_out = torch.nn.ModuleList([torch.nn.Linear(3072, 3072) for i in range(num_layers)])
+        self.num_layers = num_layers
+        self.num_controlnet_layers = num_controlnet_layers
+        self.align_map = {i: i // (num_layers // num_controlnet_layers) for i in range(num_layers)}
+
+
+    def forward(
+        self,
+        latents=None,
+        timestep=None,
+        prompt_emb=None,
+        prompt_emb_mask=None,
+        height=None,
+        width=None,
+        controlnet_conditioning=None,
+        use_gradient_checkpointing=False,
+        use_gradient_checkpointing_offload=False,
+        **kwargs,
+    ):
+        img_shapes = [(latents.shape[0], latents.shape[2]//2, latents.shape[3]//2)]
+        txt_seq_lens = prompt_emb_mask.sum(dim=1).tolist()
+
+        image = rearrange(latents, "B C (H P) (W Q) -> B (H W) (C P Q)", H=height//16, W=width//16, P=2, Q=2)
+        controlnet_conditioning = rearrange(controlnet_conditioning, "B C (H P) (W Q) -> B (H W) (C P Q)", H=height//16, W=width//16, P=2, Q=2)
+        image = torch.concat([image, controlnet_conditioning], dim=-1)
+
+        image = self.img_in(image)
+        text = self.txt_in(self.txt_norm(prompt_emb))
+
+        conditioning = self.time_text_embed(timestep, image.dtype)
+
+        image_rotary_emb = self.pos_embed(img_shapes, txt_seq_lens, device=latents.device)
+
+        outputs = []
+        for block in self.transformer_blocks:
+            text, image = gradient_checkpoint_forward(
+                block,
+                use_gradient_checkpointing,
+                use_gradient_checkpointing_offload,
+                image=image,
+                text=text,
+                temb=conditioning,
+                image_rotary_emb=image_rotary_emb,
+            )
+            outputs.append(image)
+
+        outputs_aligned = [self.proj_out[i](outputs[self.align_map[i]]) for i in range(self.num_layers)]
+        return outputs_aligned
+
+    @staticmethod
+    def state_dict_converter():
+        return QwenImageControlNetStateDictConverter()
+
+
+
+class QwenImageControlNetStateDictConverter():
+    def __init__(self):
+        pass
+
+    def from_civitai(self, state_dict):
+        return state_dict
+
+
+class BlockWiseControlBlock(torch.nn.Module):
+    # [linear, gelu, linear]
+    def __init__(self, dim: int = 3072):
+        super().__init__()
+        self.x_rms = RMSNorm(dim, eps=1e-6)
+        self.y_rms = RMSNorm(dim, eps=1e-6)
+        self.input_proj = nn.Linear(dim, dim)
+        self.act = nn.GELU()
+        self.output_proj = nn.Linear(dim, dim)
+    
+    def forward(self, x, y):
+        x, y = self.x_rms(x), self.y_rms(y)
+        x = self.input_proj(x + y)
+        x = self.act(x)
+        x = self.output_proj(x)
+        return x
+
+    def init_weights(self):
+        # zero initialize output_proj
+        nn.init.zeros_(self.output_proj.weight)
+        nn.init.zeros_(self.output_proj.bias)
+
+
+class QwenImageBlockWiseControlNet(torch.nn.Module):
+    def __init__(
+        self,
+        num_layers: int = 60,
+        in_dim: int = 64,
+        dim: int = 3072,
+    ):
+        super().__init__()
+        self.img_in = nn.Linear(in_dim, dim)
+        self.controlnet_blocks = nn.ModuleList(
+            [
+                BlockWiseControlBlock(dim)
+                for _ in range(num_layers)
+            ]
+        )
+
+    def init_weight(self):
+        nn.init.zeros_(self.img_in.weight)
+        nn.init.zeros_(self.img_in.bias)
+        for block in self.controlnet_blocks:
+            block.init_weights()
+
+    def process_controlnet_conditioning(self, controlnet_conditioning):
+        return self.img_in(controlnet_conditioning)
+
+    def blockwise_forward(self, img, controlnet_conditioning, block_id):
+        return self.controlnet_blocks[block_id](img, controlnet_conditioning)
+
+    @staticmethod
+    def state_dict_converter():
+        return QwenImageBlockWiseControlNetStateDictConverter()
+
+
+class QwenImageBlockWiseControlNetStateDictConverter():
+    def __init__(self):
+        pass
+
+    def from_civitai(self, state_dict):
+        return state_dict

diffsynth/models/qwen_image_dit.py

@@ -422,7 +422,7 @@ class QwenImageDiT(torch.nn.Module):
         img_shapes = [(latents.shape[0], latents.shape[2]//2, latents.shape[3]//2)]
         txt_seq_lens = prompt_emb_mask.sum(dim=1).tolist()
         
-        image = rearrange(latents, "B C (H P) (W Q) -> B (H W) (P Q C)", H=height//16, W=width//16, P=2, Q=2)
+        image = rearrange(latents, "B C (H P) (W Q) -> B (H W) (C P Q)", H=height//16, W=width//16, P=2, Q=2)
         image = self.img_in(image)
         text = self.txt_in(self.txt_norm(prompt_emb))
 
@@ -441,7 +441,7 @@ class QwenImageDiT(torch.nn.Module):
         image = self.norm_out(image, conditioning)
         image = self.proj_out(image)
         
-        latents = rearrange(image, "B (H W) (P Q C) -> B C (H P) (W Q)", H=height//16, W=width//16, P=2, Q=2)
+        latents = rearrange(image, "B (H W) (C P Q) -> B C (H P) (W Q)", H=height//16, W=width//16, P=2, Q=2)
         return image
     
     @staticmethod

diffsynth/pipelines/qwen_image.py

@@ -4,19 +4,55 @@ from typing import Union
 from PIL import Image
 from tqdm import tqdm
 from einops import rearrange
+import numpy as np
 
 from ..models import ModelManager, load_state_dict
 from ..models.qwen_image_dit import QwenImageDiT
 from ..models.qwen_image_text_encoder import QwenImageTextEncoder
 from ..models.qwen_image_vae import QwenImageVAE
+from ..models.qwen_image_controlnet import QwenImageControlNet, QwenImageBlockWiseControlNet
 from ..schedulers import FlowMatchScheduler
 from ..utils import BasePipeline, ModelConfig, PipelineUnitRunner, PipelineUnit
 from ..lora import GeneralLoRALoader
+from .flux_image_new import ControlNetInput
 
 from ..vram_management import gradient_checkpoint_forward, enable_vram_management, AutoWrappedModule, AutoWrappedLinear
 
 
 
+
+class QwenImageMultiControlNet(torch.nn.Module):
+    def __init__(self, models: list[QwenImageControlNet]):
+        super().__init__()
+        if not isinstance(models, list):
+            models = [models]
+        self.models = torch.nn.ModuleList(models)
+
+    def process_single_controlnet(self, controlnet_input: ControlNetInput, conditioning: torch.Tensor, **kwargs):
+        model = self.models[controlnet_input.controlnet_id]
+        res_stack = model(
+            controlnet_conditioning=conditioning,
+            processor_id=controlnet_input.processor_id,
+            **kwargs
+        )
+        res_stack = [res * controlnet_input.scale for res in res_stack]
+        return res_stack
+
+    def forward(self, conditionings: list[torch.Tensor], controlnet_inputs: list[ControlNetInput], progress_id, num_inference_steps, **kwargs):
+        res_stack = None
+        for controlnet_input, conditioning in zip(controlnet_inputs, conditionings):
+            progress = (num_inference_steps - 1 - progress_id) / max(num_inference_steps - 1, 1)
+            if progress > controlnet_input.start + (1e-4) or progress < controlnet_input.end - (1e-4):
+                continue
+            res_stack_ = self.process_single_controlnet(controlnet_input, conditioning, **kwargs)
+            if res_stack is None:
+                res_stack = res_stack_
+            else:
+                res_stack = [i + j for i, j in zip(res_stack, res_stack_)]
+        return res_stack
+
+
+
 class QwenImagePipeline(BasePipeline):
 
     def __init__(self, device="cuda", torch_dtype=torch.bfloat16):
@@ -30,15 +66,17 @@ class QwenImagePipeline(BasePipeline):
         self.text_encoder: QwenImageTextEncoder = None
         self.dit: QwenImageDiT = None
         self.vae: QwenImageVAE = None
+        self.controlnet: QwenImageMultiControlNet = None
         self.tokenizer: Qwen2Tokenizer = None
         self.unit_runner = PipelineUnitRunner()
-        self.in_iteration_models = ("dit",)
+        self.in_iteration_models = ("dit", "controlnet", "blockwise_controlnet")
         self.units = [
             QwenImageUnit_ShapeChecker(),
             QwenImageUnit_NoiseInitializer(),
             QwenImageUnit_InputImageEmbedder(),
             QwenImageUnit_PromptEmbedder(),
             QwenImageUnit_EntityControl(),
+            QwenImageUnit_ControlNet(),
         ]
         self.model_fn = model_fn_qwen_image
         
@@ -187,6 +225,8 @@ class QwenImagePipeline(BasePipeline):
         pipe.text_encoder = model_manager.fetch_model("qwen_image_text_encoder")
         pipe.dit = model_manager.fetch_model("qwen_image_dit")
         pipe.vae = model_manager.fetch_model("qwen_image_vae")
+        pipe.controlnet = QwenImageMultiControlNet(model_manager.fetch_model("qwen_image_controlnet", index="all"))
+        pipe.blockwise_controlnet = model_manager.fetch_model("qwen_image_blockwise_controlnet")
         if tokenizer_config is not None and pipe.text_encoder is not None:
             tokenizer_config.download_if_necessary()
             from transformers import Qwen2Tokenizer
@@ -212,6 +252,8 @@ class QwenImagePipeline(BasePipeline):
         rand_device: str = "cpu",
         # Steps
         num_inference_steps: int = 30,
+        # ControlNet
+        controlnet_inputs: list[ControlNetInput] = None,
         # EliGen
         eligen_entity_prompts: list[str] = None,
         eligen_entity_masks: list[Image.Image] = None,
@@ -241,6 +283,8 @@ class QwenImagePipeline(BasePipeline):
             "height": height, "width": width,
             "seed": seed, "rand_device": rand_device,
             "enable_fp8_attention": enable_fp8_attention,
+            "num_inference_steps": num_inference_steps,
+            "controlnet_inputs": controlnet_inputs,
             "tiled": tiled, "tile_size": tile_size, "tile_stride": tile_stride,
             "eligen_entity_prompts": eligen_entity_prompts, "eligen_entity_masks": eligen_entity_masks, "eligen_enable_on_negative": eligen_enable_on_negative,
         }
@@ -431,14 +475,63 @@ class QwenImageUnit_EntityControl(PipelineUnit):
         return inputs_shared, inputs_posi, inputs_nega
 
 
+class QwenImageUnit_ControlNet(PipelineUnit):
+    def __init__(self):
+        super().__init__(
+            input_params=("controlnet_inputs", "tiled", "tile_size", "tile_stride"),
+            onload_model_names=("vae",)
+        )
+
+    def apply_controlnet_mask_on_latents(self, pipe, latents, mask):
+        mask = (pipe.preprocess_image(mask) + 1) / 2
+        mask = mask.mean(dim=1, keepdim=True)
+        mask = 1 - torch.nn.functional.interpolate(mask, size=latents.shape[-2:])
+        latents = torch.concat([latents, mask], dim=1)
+        return latents
+
+    def apply_controlnet_mask_on_image(self, pipe, image, mask):
+        mask = mask.resize(image.size)
+        mask = pipe.preprocess_image(mask).mean(dim=[0, 1]).cpu()
+        image = np.array(image)
+        image[mask > 0] = 0
+        image = Image.fromarray(image)
+        return image
+
+    def process(self, pipe: QwenImagePipeline, controlnet_inputs: list[ControlNetInput], tiled, tile_size, tile_stride):
+        if controlnet_inputs is None:
+            return {}
+        return_key = "blockwise_controlnet_conditioning" if pipe.blockwise_controlnet is not None else "controlnet_conditionings"
+        pipe.load_models_to_device(self.onload_model_names)
+        conditionings = []
+        for controlnet_input in controlnet_inputs:
+            image = controlnet_input.image
+            if controlnet_input.inpaint_mask is not None:
+                image = self.apply_controlnet_mask_on_image(pipe, image, controlnet_input.inpaint_mask)
+
+            image = pipe.preprocess_image(image).to(device=pipe.device, dtype=pipe.torch_dtype)
+            image = pipe.vae.encode(image, tiled=tiled, tile_size=tile_size, tile_stride=tile_stride)
+
+            if controlnet_input.inpaint_mask is not None:
+                image = self.apply_controlnet_mask_on_latents(pipe, image, controlnet_input.inpaint_mask)
+            conditionings.append(image)
+        return {return_key: conditionings}
+
+
 def model_fn_qwen_image(
     dit: QwenImageDiT = None,
+    controlnet: QwenImageMultiControlNet = None,
+    blockwise_controlnet: QwenImageBlockWiseControlNet = None,
     latents=None,
     timestep=None,
     prompt_emb=None,
     prompt_emb_mask=None,
     height=None,
     width=None,
+    controlnet_inputs=None,
+    controlnet_conditionings=None,
+    blockwise_controlnet_conditioning=None,
+    progress_id=0,
+    num_inference_steps=1,
     entity_prompt_emb=None,
     entity_prompt_emb_mask=None,
     entity_masks=None,
@@ -447,6 +540,23 @@ def model_fn_qwen_image(
     use_gradient_checkpointing_offload=False,
     **kwargs
 ):
+    # ControlNet
+    if controlnet_conditionings is not None:
+        controlnet_extra_kwargs = {
+            "latents": latents,
+            "timestep": timestep,
+            "prompt_emb": prompt_emb,
+            "prompt_emb_mask": prompt_emb_mask,
+            "height": height,
+            "width": width,
+            "use_gradient_checkpointing": use_gradient_checkpointing,
+            "use_gradient_checkpointing_offload": use_gradient_checkpointing_offload,
+        }
+        res_stack = controlnet(
+            controlnet_conditionings, controlnet_inputs, progress_id, num_inference_steps,
+            **controlnet_extra_kwargs
+        )
+
     img_shapes = [(latents.shape[0], latents.shape[2]//2, latents.shape[3]//2)]
     txt_seq_lens = prompt_emb_mask.sum(dim=1).tolist()
     timestep = timestep / 1000
@@ -466,7 +576,14 @@ def model_fn_qwen_image(
         image_rotary_emb = dit.pos_embed(img_shapes, txt_seq_lens, device=latents.device)
         attention_mask = None
 
-    for block in dit.transformer_blocks:
+    if blockwise_controlnet_conditioning is not None:
+        blockwise_controlnet_conditioning = rearrange(
+            blockwise_controlnet_conditioning[0], "B C (H P) (W Q) -> B (H W) (C P Q)", H=height//16, W=width//16, P=2, Q=2
+        )
+        blockwise_controlnet_conditioning = blockwise_controlnet.process_controlnet_conditioning(blockwise_controlnet_conditioning)
+        
+        # blockwise_controlnet_conditioning = 
+    for block_id, block in enumerate(dit.transformer_blocks):
         text, image = gradient_checkpoint_forward(
             block,
             use_gradient_checkpointing,
@@ -478,7 +595,11 @@ def model_fn_qwen_image(
             attention_mask=attention_mask,
             enable_fp8_attention=enable_fp8_attention,
         )
-    
+        if blockwise_controlnet is not None:
+            image = image + blockwise_controlnet.blockwise_forward(image, blockwise_controlnet_conditioning, block_id)
+        if controlnet_conditionings is not None:
+            image = image + res_stack[block_id]
+
     image = dit.norm_out(image, conditioning)
     image = dit.proj_out(image)
     

examples/qwen_image/model_training/full/Qwen-Image-BlockWiseControlNet.sh

@@ -0,0 +1,36 @@
+accelerate launch --config_file examples/qwen_image/model_training/full/accelerate_config.yaml examples/qwen_image/model_training/train.py \
+  --dataset_base_path "" \
+  --dataset_metadata_path data/t2i_dataset_annotations/blip3o/blip3o_control_images_train_for_diffsynth.jsonl \
+  --data_file_keys "image,controlnet_image" \
+  --max_pixels 1048576 \
+  --dataset_repeat 50 \
+  --model_paths '[
+    [
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00001-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00002-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00003-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00004-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00005-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00006-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00007-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00008-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00009-of-00009.safetensors"
+    ],
+    [
+        "models/Qwen/Qwen-Image/text_encoder/model-00001-of-00004.safetensors",
+        "models/Qwen/Qwen-Image/text_encoder/model-00002-of-00004.safetensors",
+        "models/Qwen/Qwen-Image/text_encoder/model-00003-of-00004.safetensors",
+        "models/Qwen/Qwen-Image/text_encoder/model-00004-of-00004.safetensors"
+    ],
+    "models/Qwen/Qwen-Image/vae/diffusion_pytorch_model.safetensors",
+    "models/DiffSynth-Studio/BlockWiseControlnet/model_init.safetensors"
+]' \
+  --learning_rate 1e-3 \
+  --num_epochs 1000000 \
+  --remove_prefix_in_ckpt "pipe.blockwise_controlnet." \
+  --output_path "./models/train/Qwen-Image-BlockWiseControlNet_full_lr1e-3_wd1e-6" \
+  --trainable_models "blockwise_controlnet" \
+  --extra_inputs "controlnet_image" \
+  --use_gradient_checkpointing \
+  --dataset_num_workers 8 \
+  --save_steps 2000

examples/qwen_image/model_training/full/Qwen-Image-ControlNet.sh

@@ -0,0 +1,35 @@
+accelerate launch examples/qwen_image/model_training/train.py \
+  --dataset_base_path data/example_image_dataset \
+  --dataset_metadata_path data/example_image_dataset/metadata_controlnet_upscale.csv \
+  --data_file_keys "image,controlnet_image" \
+  --max_pixels 1048576 \
+  --dataset_repeat 80000 \
+  --model_paths '[
+    [
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00001-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00002-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00003-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00004-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00005-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00006-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00007-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00008-of-00009.safetensors",
+        "models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-00009-of-00009.safetensors"
+    ],
+    [
+        "models/Qwen/Qwen-Image/text_encoder/model-00001-of-00004.safetensors",
+        "models/Qwen/Qwen-Image/text_encoder/model-00002-of-00004.safetensors",
+        "models/Qwen/Qwen-Image/text_encoder/model-00003-of-00004.safetensors",
+        "models/Qwen/Qwen-Image/text_encoder/model-00004-of-00004.safetensors"
+    ],
+    "models/Qwen/Qwen-Image/vae/diffusion_pytorch_model.safetensors",
+    "models/controlnet.safetensors"
+]' \
+  --learning_rate 1e-5 \
+  --num_epochs 1000000 \
+  --remove_prefix_in_ckpt "pipe.controlnet.models.0." \
+  --output_path "./models/train/Qwen-Image-ControlNet_full" \
+  --trainable_models "controlnet" \
+  --extra_inputs "controlnet_image" \
+  --use_gradient_checkpointing \
+  --save_steps 100

examples/qwen_image/model_training/full/accelerate_config.yaml

@@ -0,0 +1,22 @@
+compute_environment: LOCAL_MACHINE
+debug: false
+deepspeed_config:
+  gradient_accumulation_steps: 1
+  offload_optimizer_device: none
+  offload_param_device: none
+  zero3_init_flag: false
+  zero_stage: 2
+distributed_type: DEEPSPEED
+downcast_bf16: 'no'
+enable_cpu_affinity: false
+machine_rank: 0
+main_training_function: main
+mixed_precision: bf16
+num_machines: 1
+num_processes: 8
+rdzv_backend: static
+same_network: true
+tpu_env: []
+tpu_use_cluster: false
+tpu_use_sudo: false
+use_cpu: false

examples/qwen_image/model_training/full/others/initialize_blockwise_controlnet.py

@@ -0,0 +1,13 @@
+# This script is for initializing a Qwen-Image-ControlNet
+from diffsynth import load_state_dict, hash_state_dict_keys
+from diffsynth.models.qwen_image_controlnet import QwenImageBlockWiseControlNet
+import torch
+from safetensors.torch import save_file
+
+
+controlnet = QwenImageBlockWiseControlNet().to(dtype=torch.bfloat16, device="cuda")
+controlnet.init_weight()
+state_dict_controlnet = controlnet.state_dict()
+
+print(hash_state_dict_keys(state_dict_controlnet))
+save_file(state_dict_controlnet, "models/DiffSynth-Studio/BlockWiseControlnet/model_init.safetensors")

examples/qwen_image/model_training/full/others/initialize_controlnet.py

@@ -0,0 +1,34 @@
+# This script is for initializing a Qwen-Image-ControlNet
+from diffsynth import load_state_dict, hash_state_dict_keys
+from diffsynth.pipelines.qwen_image import QwenImageControlNet
+import torch
+from safetensors.torch import save_file
+
+
+state_dict_dit = {}
+for i in range(1, 10):
+    state_dict_dit.update(load_state_dict(f"models/Qwen/Qwen-Image/transformer/diffusion_pytorch_model-0000{i}-of-00009.safetensors", torch_dtype=torch.bfloat16, device="cuda"))
+
+controlnet = QwenImageControlNet().to(dtype=torch.bfloat16, device="cuda")
+state_dict_controlnet = controlnet.state_dict()
+
+state_dict_init = {}
+for k in state_dict_controlnet:
+    if k in state_dict_dit:
+        if state_dict_dit[k].shape == state_dict_controlnet[k].shape:
+            state_dict_init[k] = state_dict_dit[k]
+        elif k == "img_in.weight":
+            state_dict_init[k] = torch.concat(
+                [
+                    state_dict_dit[k],
+                    state_dict_dit[k],
+                ],
+                dim=-1
+            )
+    else:
+        print("Zero Initialized:", k)
+        state_dict_init[k] = torch.zeros_like(state_dict_controlnet[k])
+controlnet.load_state_dict(state_dict_init)
+
+print(hash_state_dict_keys(state_dict_init))
+save_file(state_dict_init, "models/controlnet.safetensors")

examples/qwen_image/model_training/train.py

@@ -1,5 +1,5 @@
 import torch, os, json
-from diffsynth.pipelines.qwen_image import QwenImagePipeline, ModelConfig
+from diffsynth.pipelines.qwen_image import QwenImagePipeline, ModelConfig, ControlNetInput
 from diffsynth.trainers.utils import DiffusionTrainingModule, ImageDataset, ModelLogger, launch_training_task, qwen_image_parser
 from diffsynth.models.lora import QwenImageLoRAConverter
 os.environ["TOKENIZERS_PARALLELISM"] = "false"
@@ -73,8 +73,15 @@ class QwenImageTrainingModule(DiffusionTrainingModule):
         }
         
         # Extra inputs
+        controlnet_input = {}
         for extra_input in self.extra_inputs:
             inputs_shared[extra_input] = data[extra_input]
+            if extra_input.startswith("controlnet_"):
+                controlnet_input[extra_input.replace("controlnet_", "")] = data[extra_input]
+            else:
+                inputs_shared[extra_input] = data[extra_input]
+        if len(controlnet_input) > 0:
+            inputs_shared["controlnet_inputs"] = [ControlNetInput(**controlnet_input)]
         
         # Pipeline units will automatically process the input parameters.
         for unit in self.pipe.units:
@@ -111,7 +118,7 @@ if __name__ == "__main__":
         remove_prefix_in_ckpt=args.remove_prefix_in_ckpt,
         state_dict_converter=QwenImageLoRAConverter.align_to_opensource_format if args.align_to_opensource_format else lambda x:x,
     )
-    optimizer = torch.optim.AdamW(model.trainable_modules(), lr=args.learning_rate)
+    optimizer = torch.optim.AdamW(model.trainable_modules(), lr=args.learning_rate, weight_decay=0.000001)
     scheduler = torch.optim.lr_scheduler.ConstantLR(optimizer)
     launch_training_task(
         dataset, model, model_logger, optimizer, scheduler,

examples/qwen_image/model_training/validate_full/Qwen-Image-BlockWise-Controlnet.py

@@ -0,0 +1,38 @@
+from diffsynth.pipelines.qwen_image import QwenImagePipeline, ModelConfig
+from diffsynth.pipelines.flux_image_new import FluxImagePipeline, ModelConfig, ControlNetInput
+from diffsynth import load_state_dict
+import torch
+from PIL import Image
+from diffsynth.controlnets.processors import Annotator
+import os
+
+
+pipe = QwenImagePipeline.from_pretrained(
+    torch_dtype=torch.bfloat16,
+    device="cuda",
+    model_configs=[
+        ModelConfig(model_id="Qwen/Qwen-Image", origin_file_pattern="transformer/diffusion_pytorch_model*.safetensors"),
+        ModelConfig(model_id="Qwen/Qwen-Image", origin_file_pattern="text_encoder/model*.safetensors"),
+        ModelConfig(model_id="Qwen/Qwen-Image", origin_file_pattern="vae/diffusion_pytorch_model.safetensors"),
+        ModelConfig(path="models/DiffSynth-Studio/BlockWiseControlnet/model_init.safetensors"),
+    ],
+    tokenizer_config=ModelConfig(model_id="Qwen/Qwen-Image", origin_file_pattern="tokenizer/"),
+)
+
+state_dict = load_state_dict("models/train/Qwen-Image-BlockWiseControlNet_full_lr1e-3_wd1e-6/step-26000.safetensors")
+pipe.blockwise_controlnet.load_state_dict(state_dict)
+
+prompt = "精致肖像，水下少女，蓝裙飘逸，发丝轻扬，光影透澈，气泡环绕，面容恬静，细节精致，梦幻唯美。"
+image = Image.open("test_image.jpg").convert("RGB").resize((1024, 1024))
+canny_image = Annotator("canny")(image)
+canny_image.save("canny_image_test.jpg")
+
+controlnet_input = ControlNetInput(
+    image=canny_image,
+    scale=1.0,
+    processor_id="canny",
+)
+
+for seed in range(100, 200):
+    image = pipe(prompt, seed=seed, height=1024, width=1024, controlnet_inputs=[controlnet_input], num_inference_steps=30, cfg_scale=4.0)
+    image.save(f"test_image_controlnet_step2k_1_{seed}.jpg")