[vlc-devel] Re: accessing audio PCM samples in VLC

Ze maria zemariamm at gmail.com
Fri Dec 29 18:48:08 CET 2006

Hi BigBen!
Tks for your help, I found that
modules\audio_filter\converter\float32tou16.c does almost everything that I
I think I only need to write something at the end of the callback function
(doWork) to pass p_out_buf->p_buffer to my algorithms right ?
Besides that, can you tell me how to compile VLC with that module (
float32tou16.c) please ?

Tks in advance,
Ze Maria

On 12/29/06, Benjamin Pracht <bigben+spam at videolan.org> wrote:
> Le vendredi 29 décembre 2006 à 11:24 +0000, Ze maria a écrit :
> > Hi guys,
> > I need to access the audio samples currently playing in VLC to perform
> > some audio recognition over them. I tried to use the libvlc but the
> > audio methods are just to adjust the volume and to give basic orders
> > to the player...
> > Can someone give me a hand please ?
> >
> > Tks in advance,
> > Ze Maria
> You probably want to implement an audio filter (or an audio output)
> module to do the job. You can have a look at the existing modules in
> modules/audio_filter
> for reference. Don't hesitate to ask here if you have troubles...
> --
> BigBen
> --
> This is the vlc-devel mailing-list, see http://www.videolan.org/vlc/
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