ffmpegUsing 2-pass encoding with H.264 codec
ffmpeg -y -i in.mp4 -c:v libx264 -b:v 2600k -pass 1 -an -f null /dev/null && \
ffmpeg -i in.mp4 -c:v libx264 -b:v 2600k -pass 2 -c:a aac -b:a 128k out.mp4ctrl + cffmpegname of the package to install | -i in.mp4input video file |
-c:v libx264use H.264 codec | -b:v 2600kdesired bitrate (2.6MBs in our case) |
-pass 1first pass to analyze video | -pass 2second pass to encode video using collected data |
-c:a aacuse | -b:a 128kuse 128k bitrate for audio |
out.mp4resulting video file | |
Usage example
ffmpeg -hide_banner -f lavfi -i nullsrc -c:v libx264 -preset help -f mp4 - 2>&1 | grep Possibleoutput
[libx264 @ 0x561c3c9d3ec0] Possible presets: ultrafast superfast veryfast faster fast medium slow slower veryslow placebo
[libx264 @ 0x561c3c9d3ec0] Possible tunes: film animation grain stillimage psnr ssim fastdecode zerolatency
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