SaveVideoRGBA

SaveVideoRGBA
★ 42

视频保存透明通道(alpha)预览功能ComfyUI 插件
增强版 SaveVideoRGBA 节点，支持预览与保存带 alpha 通道的视频，便于在 ComfyUI 中输出含透明背景的动画。
💡 在 ComfyUI 中预览并导出带 alpha 通道的视频文件
🍴 3 Forks💻 Python🔄 2026-03-11
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https://pan.quark.cn/s/e00a65475347
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📄 README

Enhanced the comfyui savevideo node to support previewing and saving videos containing alpha channels.

🔨Wan-Alpha Video Usage

  • Download models
  • The Wan DiT base model: wan2.1_t2v_14B_fp16.safetensors
  • The Wan text encoder: umt5_xxl_fp8_e4m3fn_scaled.safetensors
  • The LightX2V model: lightx2v_T2V_14B_cfg_step_distill_v2_lora_rank64_bf16.safetensors
  • RGBA Dora: epoch-13-1500_changed.safetensors
  • RGB VAE Decoder: wan_alpha_2.1_vae_rgb_channel.safetensors.safetensors
  • Alpha VAE Decoder: wan_alpha_2.1_vae_alpha_channel.safetensors.safetensors

  • Copy the files into the ComfyUI/models folder and organize them as follows:

    • ComfyUI/models
├── diffusion_models
│   └── wan2.1_t2v_14B_fp16.safetensors
├── loras
│   ├── epoch-13-1500_changed.safetensors
│   └── lightx2v_T2V_14B_cfg_step_distill_v2_lora_rank64_bf16.safetensors
├── text_encoders
│   └── umt5_xxl_fp8_e4m3fn_scaled.safetensors
├── vae
│   ├── wan_alpha_2.1_vae_alpha_channel.safetensors.safetensors
│   └── wan_alpha_2.1_vae_rgb_channel.safetensors.safetensors

  • Copy this repo or SaveVideoRGBA.py into the ComfyUI/custom_nodes folder.

    • 🤝 Acknowledgements

  • Wan-Alpha for the alpha video generate
  • ComfyUI for the node workflow framework