[Ffmpeg-devel] dv video format with 32 kHz audio?

Roman Shaposhnick rvs
Fri Apr 21 01:40:54 CEST 2006

On Fri, Apr 21, 2006 at 02:09:27AM +0300, Mikko Rapeli wrote:
> (originally sent to ffmpeg-user, but perhaps -devel is more suitable)
> Hello,
> I'm using kino to edit videos from a bunch of sources, so I need to
> convert all files to dv format. Unfortunately my Sony DV camera uses 32
> kHz sampling rate for audio and ffmpeg 48 kHz sample rate with dv
> format, and kino does not handle different sampling rates at all.
> Since most of my source videos are in 32 kHz format I'd like to use 
> ffmpeg to produce dv format video with 32 kHz audio sample rate from the
> other sources, but I don't know how. Any ideas?

  32 kHz in DV is quite evil. Stay away from it. Really, why do
  you have to use it, anyway ?

> I've even tried patching ffmpeg to allow -ar 32000 with dv format, but
> I'm failing that too as this doesn't quite cut it:

  Yeap. Supporting 32kHz requires a different encoding of audio samples.


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