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In this code, 0.2.0 appears to be: input #0 (movie.mkv) then stream 2 (audio ger) then channel 0 (very first channel).FuboTV, Altitude Sports Announce Carriage Agreement, Newest Streaming Deal for Denver Nuggets, Colorado Avalanche Coverage it extracts not German sound, but instead it results with the same eng channels (which also sound little louder than in previous case). ffmpeg -i 'movie.mkv' -map_channel 0.2.0 'ger channel 1.wav'įfmpeg -i 'movie.mkv' -map_channel 0.2.1 'ger channel 2.wav'įfmpeg -i 'movie.mkv' -map_channel 0.2.2 'ger channel 3.wav'įfmpeg -i 'movie.mkv' -map_channel 0.2.3 'ger channel 4.wav'įfmpeg -i 'movie.mkv' -map_channel 0.2.4 'ger channel 5.wav'įfmpeg -i 'movie.mkv' -map_channel 0.2.5 'ger channel 6.wav' I believe that 0.1.0 is: input #0 (movie.mkv) then stream 1 (audio eng) then channel 0 (very first channel).īut when I'm trying to extract channels from second audio track.

This code, for the first audio track, works fine: ffmpeg -i 'movie.mkv' -map_channel 0.1.0 'eng channel 1.wav'įfmpeg -i 'movie.mkv' -map_channel 0.1.1 'eng channel 2.wav'įfmpeg -i 'movie.mkv' -map_channel 0.1.2 'eng channel 3.wav'įfmpeg -i 'movie.mkv' -map_channel 0.1.3 'eng channel 4.wav'įfmpeg -i 'movie.mkv' -map_channel 0.1.4 'eng channel 5.wav'įfmpeg -i 'movie.mkv' -map_channel 0.1.5 'eng channel 6.wav' Stream #0:2(ger): Audio: dts (DTS), 48000 Hz, 5.1(side), fltp, 1536 kb/sīut the syntax is very messy, so I did not figure out how to extract channels properly. Structure of 'movie.mkv' file is like this: Input #0, matroska,webm, from 'movie.mkv':ĭuration: 00:40:38.08, start: 0.000000, bitrate: 21128 kb/s These audio tracks are contained in a MKV file. I need to extract channels from 5.1 audios.

Ffmpeg filters per channel