18 lines
418 B
Fish
Executable File
18 lines
418 B
Fish
Executable File
#!/usr/bin/env fish
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set filter 'pan=mono|c0=0.5*FL+-0.5*FR,silenceremove=start_periods=1:detection=peak'
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for f in $argv
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set out (ffmpeg -nostdin -loglevel error -i "$f" -filter_complex "$filter" -t 0.00002 -f crc -)
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if test "$out" != 'CRC=0x00000001'
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set other /tmp/(basename "$f")
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echo "$f is stereo, converting"
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ffmpeg -i "$f" -ac 1 "$other" && mv "$other" "$f"
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else
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echo "$f is mono"
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end
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end
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## EOF
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