Convert mp4 to webm Using ffmpeg on Mac

1. Install ffmpeg:
brew install ffmpeg --with-vpx --with-vorbis --with-libvorbis --with-vpx --with-vorbis --with-theora --with-libogg --with-libvorbis --with-gpl --with-version3 --with-nonfree --with-postproc --with-libaacplus --with-libass --with-libcelt --with-libfaac --with-libfdk-aac --with-libfreetype --with-libmp3lame --with-libopencore-amrnb --with-libopencore-amrwb --with-libopenjpeg --with-openssl --with-libopus --with-libschroedinger --with-libspeex --with-libtheora --with-libvo-aacenc --with-libvorbis --with-libvpx --with-libx264 --with-libxvid

2. Convert:
ffmpeg -i input-file.mp4 -c:v libvpx -crf 10 -b:v 1M -c:a libvorbis output-file.webm

works so great, thanks!

The switches don't seem to work on brew install in Sequoia.

@rcoleman612 Nor Tahoe. But you don't need them. Just run brew install ffmpeg and it takes care of the dependencies for you.

The switches don't seem to work on brew install in Sequoia.