Add film grain and vignette to images (ComfyUI)

Published Categorized as Workflow Tagged , 2 Comments on Add film grain and vignette to images (ComfyUI)

Do you want your AI images to look realistic? This ComfyUI workflow adds film grains and vignettes to an upscaled photo. It includes detailed instructions to control the amount of film grains and vignettes added.

This ComfyUI workflow does the following:

  1. Generate an initial image from the text prompt.
  2. Upscale the image with High Resolution Fix (Hi Res fix)
  3. Add film grain to the image
  4. Add Vignette to the image

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By Andrew

Andrew is an experienced engineer with a specialization in Machine Learning and Artificial Intelligence. He is passionate about programming, art, photography, and education. He has a Ph.D. in engineering.


  1. Tried first thing (this workflow) after becoming a member. It did not work.
    1) A syntax error in JASON (SyntaxError: Unexpected non-whitespace character after JSON at position 4 (line 1 column 5))

    2) Missing Filmgrain and Vignett nodes (that Manager did not install )

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