mirror of
https://github.com/modelscope/DiffSynth-Studio.git
synced 2026-03-18 22:08:13 +00:00
41 lines
3.0 KiB
Python
41 lines
3.0 KiB
Python
import torch
|
||
from diffsynth import ModelManager, WanVideoPipeline, save_video, VideoData
|
||
from modelscope import snapshot_download
|
||
|
||
|
||
# Download models
|
||
snapshot_download("Wan-AI/Wan2.1-T2V-1.3B", local_dir="models/Wan-AI/Wan2.1-T2V-1.3B")
|
||
snapshot_download("DiffSynth-Studio/Wan2.1-1.3b-speedcontrol-v1", local_dir="models/DiffSynth-Studio/Wan2.1-1.3b-speedcontrol-v1")
|
||
|
||
# Load models
|
||
model_manager = ModelManager(device="cpu")
|
||
model_manager.load_models(
|
||
[
|
||
"models/Wan-AI/Wan2.1-T2V-1.3B/diffusion_pytorch_model.safetensors",
|
||
"models/Wan-AI/Wan2.1-T2V-1.3B/models_t5_umt5-xxl-enc-bf16.pth",
|
||
"models/Wan-AI/Wan2.1-T2V-1.3B/Wan2.1_VAE.pth",
|
||
"models/DiffSynth-Studio/Wan2.1-1.3b-speedcontrol-v1/model.safetensors",
|
||
],
|
||
torch_dtype=torch.bfloat16, # You can set `torch_dtype=torch.float8_e4m3fn` to enable FP8 quantization.
|
||
)
|
||
pipe = WanVideoPipeline.from_model_manager(model_manager, torch_dtype=torch.bfloat16, device="cuda")
|
||
pipe.enable_vram_management(num_persistent_param_in_dit=None)
|
||
|
||
# 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",
|
||
num_inference_steps=50,
|
||
seed=1, tiled=True,
|
||
motion_bucket_id=0
|
||
)
|
||
save_video(video, "video_slow.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",
|
||
num_inference_steps=50,
|
||
seed=1, tiled=True,
|
||
motion_bucket_id=100
|
||
)
|
||
save_video(video, "video_fast.mp4", fps=15, quality=5) |