[gst-devel] Getting the complete caps from rtph264pay

[Jyoti]

Within the notify::caps callback function try print the caps as below.

caps = GST_PAD_CAPS (pad);
g_print ("Caps = %s\n, gst_caps_to_string (caps));

Refer the link below for more info:
http://gstreamer.freedesktop.org/data/doc/gstreamer/head/gstreamer/html/GstPad.html#gst-pad-get-caps


On Wed, May 27, 2009 at 8:45 PM, Florent <fthiery at gmail.com> wrote:

> Hello
>
> I am trying to get the caps provided by rtph264py (as example) to
> construct the corresponding sdp file in [1]. I partially manage to get
> something:
> 1) i connect the pad of rtph264pay to caps notification;
> 2) callback notify_caps prints the caps, by doing get_caps
>
>    def notify_caps(self, pad, caps):
>        caps =  pad.get_caps()
>        print caps
>
> The result is:
> application/x-rtp, media=(string)video, payload=(int)[ 96, 127 ],
> clock-rate=(int)90000, encoding-name=(string)H264
>
> I need the other caps (sprops parameter sets, etc...) to build the sdp
> file.
>
> How can i get these ? I managed to do so by using an interactive shell
> (ipython) through pad.get_negociated_caps(), but i don't know how to
> do this in my application.
>
> Thanks for any help;
>
> Florent
>
> [1]
> http://code.google.com/p/gstmanager/source/browse/trunk/gstmanager/bins/rtpencodingbin.py
>
>
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