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@noln
noln / ffmpeg_commands.txt
Last active December 30, 2024 08:11
Handy FFMPEG Commands for Quickly Processing GoPro Videos
1) Concatenate a list of videos into one
ffmpeg -f concat -safe 0 -i tojoin.txt -c copy output.mp4
// Format of tojoin.txt:
file 'file0.MP4'
file 'file1.MP4'
file 'etc..
2) Scale down 4k video to
@Brainiarc7
Brainiarc7 / ffmpeg-gnu-parallel-snippets.md
Last active November 15, 2025 21:32
Some snippets you can quickly adapt for use with FFmpeg and GNU Parallel for use for standard tasks.

Useful Examples of ffmpeg and GNU parallel on the command-line:

Transcoding FLAC music to Opus:

ffmpeg is a highly useful application for converting music and videos. However, audio transcoding is limited to a a single core. If you have a large FLAC archive and you wanted to compress it into the efficient Opus codec, it would take forever with the fastest processor to complete, unless you were to take advantage of all cores in your CPU.

parallel 'ffmpeg -v 0 -i "{}" -c:a libopus -b:a 128k "{.}.opus"' ::: $(find -type f -name '*.flac')

Transcoding Videos to VP9: