pyang5166 GitHub avatar

gbro-collage-broll

pyang5166

gbro-collage-broll generates premium halftone paper-collage B-roll clips from short voiceover text, using a three-gate approval workflow and Gemini Omni Flash for video generation.

Stars

843

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Forks

77

Open issues

1

License

MIT

Last updated

2026-07-15

AI repository intelligence
FR-AI / ANALYSIS

Why it is worth attention

It enforces a three-stage human approval process (concept → still frame → video) to prevent wasted API costs, while producing a distinctive stop-motion paper collage aesthetic.

Who it is for

  • Video editors seeking unique B-roll assets
  • Content creators who need to quickly visualize spoken lines
  • AI video workflow adopters wanting cost-efficient generation
  • Media producers requiring batch processing of short scripts

Use cases

  • Generating editorial-style B-roll for podcast or voiceover videos
  • Producing multiple collage animations from a list of script lines in one batch
  • Creating visually striking transitions or background clips for presentations

Strengths

  • Three-gate workflow minimizes expensive video re-generation by catching poor ideas early
  • Uses Gemini Omni Flash for first/last frame animation, ensuring consistent motion
  • Produces a unique halftone paper-collage look with flat color fields and stop-motion feel
  • Supports batch processing with partial pass-through for approved entries only

Considerations

  • Requires manual environment setup (Gemini API key, Python, ffmpeg) and dependencies
  • First frame may show slight paper edge details, potentially needing timeline tools for strict empty-field shots
  • Default locked to gemini-omni-flash-preview model; switching requires explicit specification

README quick start

安装

Description

半调纸拼贴 B-roll 生成 skill:三闸门审批,Gemini Omni Flash 首尾帧组装动画 | Editorial halftone paper-collage B-roll agent skill

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