android h264 hardware encoding

[Sebastian Dröge]

On Fr, 2013-10-18 at 10:09 +0800, cee1 wrote:
> 2013/10/18 yoyosuper8 <yoyosuper8 at yahoo.com>:
> > rtsp-media.c:1454:default_handle_message 0x5967b130: got error GStreamer
> > error: negotiation problem. (gstvideoencoder.c(1366):
> > gst_video_encoder_chain ():
> > /GstPipeline:media-pipeline/GstBin:bin0/GstAmcVideoEnc-OmxTiDucati1VideoH264e:amcvideoenc-omxtiducati1videoh264e0:encoder
> > not initialized)
> 
> BTW, any way to debug "Not negotiated" problem easily? To debug it, I
> have to add prints in libraries, and/or write a transform element
> which will echo something in accept_caps. It was painful.
> 
> Expecting a traceback associated with the stream. Then each function
> that returns GST_FLOW_NOT_NEGOTIATED will append an entry describing
> details and the function name to the traceback.

See gst_debug_set_default_threshold() and
gst_debug_set_threshold_for_name(). These will enable GStreamer's
debugging system and you get more information than you ever want on "adb
logcat" :)
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