Tools for parsing and writing MP4 files including video, audio and subtitles.
Package mp4ff implements MP4 media file parsing and writing for AVC and HEVC video, AAC and AC-3 audio, and stpp and wvtt subtitles. It is focused on fragmented files as used for streaming in DASH, MSS and HLS fMP4, but can also decode and encode all boxes needed for progressive MP4 files. In particular, the tool mp4ff-crop can be used to crop a progressive file.
Package mp4ff implements MP4 media file parsing and writing for AVC and HEVC video, AAC and AC-3 audio, and stpp and wvtt subtitles. It is focused on fragmented files as used for streaming in DASH, MSS and HLS fMP4, but can also decode and encode all boxes needed for progressive MP4 files. In particular, the tool mp4ff-crop can be used to crop a progressive file.
To install mp4ff, run the following command in macOS terminal (Applications->Utilities->Terminal)
sudo port install mp4ff
To see what files were installed by mp4ff, run:
port contents mp4ff
To later upgrade mp4ff, run:
sudo port selfupdate && sudo port upgrade mp4ff
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