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vadimkantorov/genaudio.sh

Last active December 14, 2023 17:16
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Generate audio sample files with ffmpeg
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genaudio.sh
# test1.wav
ffmpeg -f lavfi -i "sine=frequency=1000:duration=5:r=48000" test1.wav
# test2.wav
ffmpeg -f lavfi -i sine=f=440:d=5 -f lavfi -i sine=f=880:d=5 -filter_complex "[0][1]amerge" test2.wav
# test3.wav
ffmpeg -f lavfi -i sine=f=440:d=5 -f lavfi -i anullsrc=d=5:cl=mono -f lavfi -i sine=f=880:d=5 -filter_complex "[0][1][2]concat=n=3:v=0:a=1" test3.wav
# https://github.com/stryku/ffcms
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