[vlc-devel] Access to decompressed audio

Sergey Vlasov sergey.vlsv at gmail.com
Tue Jan 11 09:41:55 CET 2011

2011/1/10 Rémi Denis-Courmont <remi at remlab.net>
> If you want to plot the audio signal ahead of time, you probably need
> something else though. A virtual audio output would only give you the PCM
> frames in real-time as they are virtually played back. If you want to fully
> decode the file, you need to stream it through a custom output pipeline
> using the smem plugin. However, it might burn the CPU quite much while
> decoding is ongoing.

Correct. I need to draw a waveform and playback the audio at the same time,
giving to the drawing routine the lowest priority. I will look closer at
smem plugin. Thanks.

On Mon, Jan 10, 2011 at 6:13 PM, Jean-Baptiste Kempf <jb at videolan.org>wrote:

> I have the code for amem.c if someone wants.

It would be great to get it!

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