Changes between Version 1 and Version 2 of How to change audio volume up-down with FFmpeg


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Timestamp:
Jun 2, 2015, 6:48:57 AM (4 years ago)
Author:
degenerate
Comment:

the 'single quote' syntax on this page doesn't work with windows ffmpeg so I am changing it to double quote and adding some more examples too

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  • How to change audio volume up-down with FFmpeg

    v1 v2  
    22If we want our volume to be half of the input volume:
    33{{{
    4 ffmpeg -i input.wav -af 'volume=0.5' output.wav
     4ffmpeg -i input.wav -af "volume=0.5" output.wav
    55}}}
     6150% of current volume:
     7{{{
     8ffmpeg -i input.wav -af "volume=1.5" output.wav
     9}}}
     10
     11If you are familiar with decibels you can also use '''dB:'''
     12{{{
     13ffmpeg -i input.wav -af "volume=10dB" output.wav
     14}}}
     15----
    616
    717In older versions of FFmpeg, the option "-af" wasn't implemented, so we had to use this: