The VideoLAN Forums

Have a look here :
viewtopic.php?f=32&t=68816

You will have to transform your image in ipl instead of QPixmap but it shouldn't be a big deal

Here is an example :

viewtopic.php?f=32&t=53256

Playing three videos at the same time, all with audio, on a perfrmance less computer (1,6Ghz , 800Mo Ram) I don't have any problems of synchronisation or frame rate. It's definetly not the best solution but it's the easiest to use and it's cross plateform ( A perfect solution probably need to deal w...

So I just found that smem was in vlc 1.1.0 and the audio part was still not here so i wait and see

thanks for the reply, i'm going to search how i can use it

I woul like to play a sound from the network (RTP) and be able to use some voice recognition algorithm. Are they any way to reach the audio buffer in libvlc just like with Vmem for the video ?
thanks

I just found the solution : all is here : http://gitorious.org/vmem-example/vmem-example/trees/master By this way you can extract video frames to a pixmap and display them in a Qlabel with overlay support. Some adjustment are needed to make mutex work properly but I succefully tested it without them...