Pre-built FFmpeg with full subtitle format conversion: text to bitmap, and bitmap back to text.
Website: connollydavid.github.io/pgs-release
# SRT/ASS/WebVTT to Blu-ray PGS
ffmpeg -i subtitles.srt -s 1920x1080 output.sup
# PGS/DVD/DVB bitmap to SRT via OCR
ffmpeg -i input.mkv -c:s srt output.srt
# RGBA to GIF without filter pipeline
ffmpeg -i input.mp4 -c:v gif out.gifStatic binaries for 6 platforms on the releases page. No dependencies. LGPL 2.1.
23 patches on FFmpeg, currently in its sixth iteration. See the development page for patch structure, series history, and data.
Grew out of PunkGraphicStream. Developed with assistance from Claude (Anthropic).