Why is there "pjmedia_port_put_frame()" in pjmedia Main flow ?

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Please kinda help


On Tue, Jan 22, 2013 at 9:11 AM, Khoa Pham <onmyway133 at gmail.com> wrote:

> Hi, when reading pjmedia Main flow (playback callback) here
> http://trac.pjsip.org/repos/wiki/media-flow
>
> In the main flow (playback callback), when the Sound device needs another
> frame to be played by the speaker, it will call play_cb(). Then the
> conference bridge will call pjmedia_port_get_frame() .
>
> After the bridge finishes processing all of these, it will then return the
> mixed signal for slot zero back to the original pjmedia_port_get_frame() call,
> which then will be processed by the sound device.
>
> Why is there "pjmedia_port_put_frame()" here ?? I think it is for the
> recording callback flow ?
>
> And what is the conference bridge ?
>
> --
> Khoa Pham
> HCMC University of Science
> Faculty of Information Technology
>



-- 
Khoa Pham
HCMC University of Science
Faculty of Information Technology
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