Unlock Advanced Video Depth Control with Wan Model-Based Workflow

CN
ComfyUI.org
2025-04-02 11:09:06

Unlock AI-powered video depth control with our Wan model-based workflow. Discover how to extract depth maps, stylize videos with text guidance, and more. Dive into the details now!

Use Case
Video
Best For
Video
Key Nodes
Controlnet
VRAM
Medium VRAM (12–16GB)
Reading Time
3 min
View Required ModelsMore Video Workflows

Workflow Overview

Unlock AI-powered video depth control with our Wan model-based workflow. Discover how to extract depth maps, stylize videos with text guidance, and more. Dive into the details now!

Content type: Workflow

Primary intent: Download

Required Models

  • Wan2.1
  • Controlnet
  • Lora

Required Nodes

  • Controlnet

Setup Notes

  • Install the required models before opening the workflow template.
  • Recommended hardware: Medium VRAM (12–16GB).

1. Workflow Overview

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This is a Wan model-based video depth control workflow specialized for video-to-video conversion. Key features:

  • Depth map extraction from video frames

  • Text-guided video stylization

  • Two-stage sampling pipeline

  • Automatic multilingual prompt translation

Core Models:

  • Wan 2.1 T2V 1.3B: Video-optimized base model

  • DepthAnythingV2: Depth preprocessor

  • Florence-2-base: For auto captioning

  • Wan Control LoRA: Depth adapter

2. Node Breakdown

Critical Components:

  1. VHS_LoadVideo

    • Function: Load input video and extract frames

    • Requires: comfyui-videohelpersuite

    • Params: 16fps, 480x720 resolution

  2. AIO_Preprocessor

    • Function: Depth extraction using DepthAnythingV2

    • Install: comfyui_controlnet_aux extension

    • Output: 512x512 normalized depth map

  3. SamplerCustom (Dual-stage)

    • Process: 10-step high sigma + 15-step low sigma

    • Uses: Euler sampler

Special Dependencies:

  • wan_2.1_vae.safetensors: From Wan model hub

  • umt5_xxl_fp8: Multilingual text encoder

3. Workflow Structure

Group Logic:

  • Video Input Group:

    • Nodes: VHS_LoadVideo → ImageResizeKJ

    • Function: Frame loading & normalization

  • Depth Processing:

    • Nodes: AIO_Preprocessor → ImageScale

    • Output: Standardized depth maps

  • Generation Control:

    • Contains: UNETLoader + LoRA loader + TeaCache

    • Key: 0.8 strength depth LoRA

  • Two-Stage Sampling:

    • SplitSigmas → Dual SamplerCustom

4. Inputs & Outputs

Parameters:

  • Required: Input video (e.g. "自动写提示词2.mp4")

  • Optional: Positive prompts (auto-translated)

  • Advanced: Depth control strength (0.08)

Output:

  • MP4 video (16fps, H.264)

  • Frame previews

  • Translated prompts

5. Notes

  • Hardware: Minimum 12GB VRAM

  • Must install: VideoHelperSuite + ControlNet-Aux

  • Model paths: All Wan models in wan/ subfolder

  • Common issue: Frame rate mismatch causes audio sync problems

  • Tuning: Lower CRF (current 19) for better quality

FAQ