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ComfyUI: Generating final character swap video

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Demo summary

The video shows the K-Sampler process and the final rendered output of a character replacement task within ComfyUI.

Step-by-step

  1. Press Run to start the generation process
  2. Monitor the K-Sampler node as it generates the video frames
  3. Wait for the VAE Decode process to complete
  4. Review the final rendered output in the Save Image/Video node

Options

  • Adjust default Save Output settings

Tips

  • Use this method for character transfers where you need to keep specific environmental details, like a microphone, intact
  • Use this workflow if your project requires high-fidelity facial expressions and eye movements that other tools like AnimateDiff may struggle with

Highlights

“don't really need to worry about all of these settings”

All demos from “This AI video tool gives you total control. Free & offline”

  1. 2:280:44Swap human character for 3D Pixar model in MochaThe creator demonstrates swapping a real person in a video with a 3D Pixar-style character using Mocha, showing the transfer of lip movements and hand gestures.ComfyUIVideo to Video
  2. 3:120:44Anime character replacement with MochaA demonstration of replacing one anime character with another using a reference image, highlighting the tool's performance on complex outfits and hair.ComfyUIAI Inpainting
  3. 7:180:53Loading Mocha workflow in ComfyUIThe user demonstrates how to drag and drop a JSON workflow file into the ComfyUI interface to automatically build the Mocha node structure.ComfyUIAI Image Generator
  4. 13:000:48Configuring Mocha model nodes in ComfyUIThe creator shows how to select the specific Mocha, VAE, and text encoder models within the ComfyUI node dropdown menus.ComfyUIAI Image Generator
  5. 14:113:23Segmenting video characters with green and red dotsA detailed walkthrough of using the segmentation tool in ComfyUI to define which character to replace by placing positive (green) and negative (red) points.ComfyUIAI Video Editor
  6. 20:110:27Generating final character swap videoCurrentThe video shows the K-Sampler process and the final rendered output of a character replacement task within ComfyUI.ComfyUIVideo to Video
  7. 20:540:27Modifying ComfyUI nodes for single video outputThe user demonstrates how to bypass the concatenation node to output only the generated video instead of a side-by-side comparison.ComfyUIAI Video Editor
  8. Watch “This AI video tool gives you total control. Free & offline” →

Video to Video

  1. 8:392:29Comparing LTX 2.3 Vanilla vs. TensNodes for Facial ExpressionsA side-by-side demonstration shows the TensNodes workflow maintaining a consistent facial structure during a smile and wave, whereas the vanilla LTX model drifts from the reference image.SOTAI
  2. 15:344:59Character replacement with Wan AnimateThe creator demonstrates using Wan Animate and SAM 3 to mask a character in a reference video and replace them with a new character from a static image while maintaining the original motion.pixaroma
  3. 21:072:43Cartoon animation with Wan SCAILThe user shows how to animate a cartoon ballerina using a real-person video as a motion reference via the Wan SCAIL workflow in ComfyUI.pixaroma
  4. 4:031:00Generating Guide Videos with BFS NodeThe demo shows how to use the BFS Node extension to combine a reference face image and a driving video into a green-screen guide video required for the LTX sampling process.Veteran AI
  5. 5:030:47Injecting Latent Constraints with Add Guide MultiThe video demonstrates using the 'Add Guide Multi' node from the KJ Node extension to inject the guide video constraints and VAE-encoded latents into the sampling pipeline.Veteran AI
  6. 15:352:08Final video generation with Wan 2.1The demonstration shows how to use the Wan 2.1 V2V model to combine the generated 3D motion and a reference character image into a final, high-quality AI video animation.Benji’s AI Playground
  7. 8:521:04Replacing a dancing character with MochaA concrete demonstration of replacing a woman dancing in a video with a new character using the Mocha workflow in ComfyUI.SOTAI
  8. 12:450:58Replacing a human with an animated werewolfThe video demonstrates replacing a human actor with a stylized werewolf character while maintaining consistent textures and movement.SOTAI
  9. 1:003:01Generate character-consistent video with Wan 2.6 R2VThe creator demonstrates a ComfyUI workflow using the Wan 2.6 API node to transform a 5-second reference video of himself into a new scene while maintaining character consistency and native audio lip-sync.Sebastian Kamph
  10. 1:551:00Adding reference images for character consistencyThe video shows how to use the MSR custom node to input up to four reference images and a background image to maintain character facial consistency across video frames.bigboss97
  11. 2:280:44Swap human character for 3D Pixar model in MochaThe creator demonstrates swapping a real person in a video with a 3D Pixar-style character using Mocha, showing the transfer of lip movements and hand gestures.AI Search
  12. 20:110:27Generating final character swap videoCurrentThe video shows the K-Sampler process and the final rendered output of a character replacement task within ComfyUI.AI Search
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