how to deal with multi audio tracks ?

[Stefan Kost]

Am 29.04.2011 06:38, schrieb wei qinbo:
> Hi guys,
> I'm trying to play movies which has multi audio tracks. What i would like to do
> is to handle these audio tracks: switch to one audio track or mix them together
> during playback.
> 
I you are using playbin2 you can already switch them using the "current-audio"
property. Mixing is not supported there. Could you elaborate the use case for
mixing here? The multiple audio-tracker usually refer to different languages or
encodings (e.g. mp3 stereo, ac3 5.1).

Stefan

> I tried to use adder element, it' seems work when mixing. but i don't know how
> to switch audio when playback. I just unlinked one audio decoder and the adder
> to disable the audio track. but then all audios are gone:(
> 
> Help please~
> 
> 
> Regards,
> ToTo
> 
> 
> 
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