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odan/ffmpeg.md

Created February 14, 2024 12:50
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ffmpeg.md

Convert video to a Twitter-friendly format

Simple, but with minimum modification:

ffmpeg -i "input.mp4" -pix_fmt yuv420p -vcodec libx264 "output.mp4"

Resizes the video and may better support encodings:

ffmpeg -i input.mp4 -pix_fmt yuv420p -vcodec libx264 -vf scale=640:-1 -vf "pad=ceil(iw/2)*2:ceil(ih/2)*2" -acodec aac -vb 1024k -minrate 1024k -maxrate 1024k -bufsize 1024k -ar 44100 -ac 2 -strict experimental -r 30 "output.mp4" -y
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