HunyuanVideo-V2V

Introduction

An advanced video-to-video transformation workflow built on Tencent’s HunyuanVideo framework, enhanced by Jukka Seppänen’s (@Kijaidesign) ComfyUI nodes. This workflow excels at generating high-quality videos from source footage while preserving temporal consistency and smooth motion dynamics.

HunyuanVideo

Tencent's HunyuanVideo, released on December 3, 2024, is a cutting-edge open-source AI video generation tool. It supports resolutions up to 1280p and integrates seamlessly with ComfyUI, offering creators a powerful platform for high-quality video production. With a remarkable 95.7% visual quality score, HunyuanVideo surpasses many established competitors, marking a significant advancement in accessible AI video technology.

Read more:https://github.com/Tencent/HunyuanVideo

Limitations ⚠️

Longer and higher-resolution videos take more time to generate.

Low-quality source videos can affect the output.

Workflow overview

How to use this workflow?

Step 1:  Load video

Use the Load Video (Upload) node to Input video file.

Step 2: Enter prompt

Provide a detailed text prompt describing the desired video style at HunyuanVideo TextEncodenode.

Step 3: Key Parameters for Customizing HunyuanVideo Output

Resize Image

• Set Output Video Dimensions: Define the width and height of the output video.
• keep_proportion: Maintain the aspect ratio when resizing. If set to true, dimensions will adjust proportionally.

HunyuanVideo Sampler

• guidance_scale: Controls how closely the output follows the prompt. Higher values = stricter adherence.
• denoise_strength: Determines the level of noise removal (0.0 to 1.0). Higher values = greater deviation from the input content.
• flow_shift: Adjusts temporal consistency for smooth transitions. Fine-tune for optimal video fluidity.

Step 4: Output