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vunb/ffmpeg-convert-mp3-to-wave

Created November 7, 2013 04:52
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  1. vunb created this gist Nov 7, 2013.
    18 changes: 18 additions & 0 deletions ffmpeg-convert-mp3-to-wave
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    ffmpeg -i input.mp3 -acodec pcm_s16le -ac 1 -ar 16000 output.wav

    # To convert all mp3 files in a directory in Linux:

    for f in *.mp3; do ffmpeg -i "$f" -acodec pcm_s16le -ac 1 -ar 16000 "${f%.mp3}.wav"; done

    # Or Windows:

    for /r %i in (*) do ffmpeg -i %i -acodec pcm_s16le -ac 1 -ar 16000 %i.wav

    # You can see file information with file, ffmpeg, ffprobe, mediainfo among other utilities:

    $ file hjl0bC.wav
    hjl0bC.wav: RIFF (little-endian) data, WAVE audio, Microsoft PCM, 16 bit, mono 16000 Hz

    $ ffmpeg -i hjl0bC.wav
    [...]
    Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 16000 Hz, mono, s16, 256 kb/s