Wan2.1-1.3b-lora-speedcontrol-v1 / README_from_modelscope.md
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metadata
base_model: MusePublic/wan2.1-1.3b@v1
cover_images:
  - _cover_images_/cover_video.mp4
frameworks:
  - Pytorch
license: Apache License 2.0
tags:
  - LoRA
  - text2video generation
tasks:
  - text-to-video-synthesis
trigger_words:
  - low speed
vision_foundation: WAN_VIDEO_2_1_T2V_1_3_B

通义万相2.1-1.3B-LoRA-速度控制-v1

模型介绍

本 LoRA 模型是基于模型通义万相2.1-1.3B和框架 DiffSynth-Studio 训练的LoRA。本模型可以通过调整 LoRA alpha 参数控制视频的速度。

  • LoRA alpha > 0: 使用触发词 low speed,速度变慢,画质增强
  • LoRA alpha < 0: 使用触发词 high speed,速度变快,画质降低

模型效果

提示词:纪实摄影风格画面,一只活泼的白色小狗在绿茵茵的草地上迅速奔跑。小狗毛色雪白,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。

负面提示词: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

LoRA alpha = 0.7

LoRA alpha = 0

LoRA alpha = -0.5

使用说明

本模型基于框架 DiffSynth-Studio 训练,请先安装

pip install diffsynth
import torch
from diffsynth import ModelManager, WanVideoPipeline, save_video
from modelscope import snapshot_download


snapshot_download(
    model_id="DiffSynth-Studio/Wan2.1-1.3b-lora-speedcontrol-v1",
    local_dir="models/DiffSynth-Studio/Wan2.1-1.3b-lora-speedcontrol-v1",
    allow_file_pattern="*.safetensors"
)
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",
    ],
    torch_dtype=torch.bfloat16,
)
model_manager.load_lora("models/DiffSynth-Studio/Wan2.1-1.3b-lora-speedcontrol-v1/model.safetensors", lora_alpha=0.7)
pipe = WanVideoPipeline.from_model_manager(model_manager, torch_dtype=torch.bfloat16, device="cuda")
pipe.enable_vram_management(num_persistent_param_in_dit=None)

video = pipe(
    prompt="low speed, 纪实摄影风格画面,一只活泼的白色小狗在绿茵茵的草地上迅速奔跑。小狗毛色雪白,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=0, tiled=True,
    num_frames=33, height=1024, width=1024, sigma_shift=10,
)
save_video(video, "video.mp4", fps=15, quality=5)