[Ffmpeg-devel] [PATCH] audio channel extraction
Fri Sep 15 17:51:45 CEST 2006
On Fri, Sep 15, 2006 at 02:21:13PM +0200, Baptiste Coudurier wrote:
> Michael Niedermayer wrote:
> > Hi
> > On Fri, Sep 15, 2006 at 12:47:20PM +0200, Baptiste Coudurier wrote:
> >> Hi
> >> This patch adds feature to extract specific channels from audio track.
> >> My main goal was to split 4 channels tracks to 2 stereos tracks.
> > what about a more generic system which could mix chanels together into
> > other channels? so that there would be a AxB matrix of coefficients to
> > mix A input channels into B output channels?
> > [...]
> That would be a nice idea indeed, and would that be usefull for ac3/aac
> downmixing also ?
i think so
> I might lack theory and good design skills to do that
> though :/
> Could you point me papers, or design ideas ?
just leave the coefficients to the user as command line parameters
Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB
In the past you could go to a library and read, borrow or copy any book
Today you'd get arrested for mere telling someone where the library is
More information about the ffmpeg-devel