[Libav-user] Using ffmpeg to cut audio clips?

[Ricky Huang]

On Jun 19, 2014, at 8:48 AM, Steve Boyer <steveboyer85 at gmail.com> wrote:

> On Thu, Jun 19, 2014 at 10:45 AM, Ricky Huang <rhuang.work at gmail.com> wrote:
> Hello all,
> 
> I am trying to use the following syntax to cut an mp3 audio clip starting at 2 minute mark for 30 seconds:
> 
> ./ffmpeg -ss 00:02:00 -i angel.mp3 -t 00:00:30 angel_ffmpeg.mp3
> 
> ffmpeg complains about "Encoder (codec none) not found for output stream #0:1".  It seems like it's trying to look for and output a video?  Are there switches to enable audio-only processing?
> 
> 
> Give: "ffmpeg -ss 00:02:00 -i angel.mp3 -t 30 -vn -c:a copy angel_cut.mp3" a try. "-vn" disables video, and "-c:a copy" tells ffmpeg to copy the streams directly and not encode.
> 
> Steve B.

Thanks for the quick answer, Steve B.

BTW, can MP3's be cut without re-encoding of any sort?


>  
> Thanks in advance!
> 
> 
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