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pajcho/compress-videos.md

Created October 5, 2022 13:11
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Compress Video Files
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compress-videos.md

Install ffmpeg

  • brew install ffmpeg

Compress a video

Note that lower CRF values correspond to higher bitrates, and hence produce higher quality videos.

  • ffmpeg -i input.mp4 -c:v libx265 -preset fast -crf 28 output.mp4

Needed on macOS: to preserve compatibility encoding H.265/HEVC for QuickTime

  • ffmpeg -i input.mp4 -c:v libx265 -preset fast -crf 28 -tag:v hvc1 -c:a eac3 -b:a 224k output.mp4
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