can't prepare media

Jerry Geis geisj at pagestation.com
Tue Jan 19 06:07:29 PST 2016


ok I compiled from source the good,bad,base,gstreamer 1.4.5 and rebooted.
(each with export LDFLAGS=-L/usr/lib64; ./configure --prefix=/usr
--libdir=/usr/lib64 ; make -j 2; make install; cd ..)

Re-ran my program... with GST_DEBUG=2
/usr/local/bin/.libs/lt-test-launch ( uvch264src device=/dev/video0
iframe-period=1000 auto-start=true ! queue !
video/x-h264,width=1920,height=1080,framerate=(fraction)30/1,profile=high !
queue ! rtph264pay pt=99 name=pay0  pulsesrc ! audioresample ! audioconvert
! mulawenc ! rtppcmupay pt=97 name=pay1 )

This is what I'm getting...
Since my USB source is H264 encoded I think its OK orc is disabled... but
let me know.

0:00:02.631052114  4353      0x1f46450 WARN           audioresample
gstaudioresample.c:1537:plugin_init: Orc disabled, can't benchmark int vs.
float resampler
0:00:02.633666437  4353      0x1f46450 WARN         GST_PERFORMANCE
gstaudioresample.c:1540:plugin_init: orc disabled, no benchmarking done
0:00:02.781305694  4353 0x7ff5d80235e0 WARN                 basesrc
gstbasesrc.c:2933:gst_base_src_loop:<v4l2src0> error: Internal data flow
error.
0:00:02.783731878  4353 0x7ff5d80235e0 WARN                 basesrc
gstbasesrc.c:2933:gst_base_src_loop:<v4l2src0> error: streaming task
paused, reason not-negotiated (-4)
0:00:02.836566176  4353 0x7ff5e4075140 WARN                 v4l2src
gstv4l2src.c:515:gst_v4l2src_query:<v4l2src0> Can't give latency since
framerate isn't fixated !
0:00:02.836655339  4353 0x7ff5e4075140 WARN                 v4l2src
gstv4l2src.c:515:gst_v4l2src_query:<v4l2src0> Can't give latency since
framerate isn't fixated !
0:00:02.839844771  4353 0x7ff5d80235e0 WARN                 basesrc
gstbasesrc.c:2933:gst_base_src_loop:<v4l2src0> error: Internal data flow
error.
0:00:02.842154604  4353 0x7ff5d80235e0 WARN                 basesrc
gstbasesrc.c:2933:gst_base_src_loop:<v4l2src0> error: streaming task
paused, reason not-negotiated (-4)
0:00:02.841127914  4353 0x7ff5e4075140 WARN               rtspmedia
rtsp-media.c:1834:default_handle_message: 0x7ff5e4085150: got error
Internal data flow error. (gstbasesrc.c(2933): gst_base_src_loop ():
/GstPipeline:media-pipeline/GstBin:bin0/GstUvcH264Src:uvch264src0/GstV4l2Src:v4l2src0:
streaming task paused, reason not-negotiated (-4))
0:00:02.847068984  4353      0x1f46450 WARN               rtspmedia
rtsp-media.c:2127:wait_preroll: failed to preroll pipeline
0:00:02.849001974  4353 0x7ff5e4075140 WARN               rtspmedia
rtsp-media.c:1834:default_handle_message: 0x7ff5e4085150: got error
Internal data flow error. (gstbasesrc.c(2933): gst_base_src_loop ():
/GstPipeline:media-pipeline/GstBin:bin0/GstUvcH264Src:uvch264src0/GstV4l2Src:v4l2src0:
streaming task paused, reason not-negotiated (-4))
0:00:02.850882988  4353      0x1f46450 WARN               rtspmedia
rtsp-media.c:2384:gst_rtsp_media_prepare: failed to preroll pipeline
0:00:02.855907858  4353      0x1f55720 WARN                audiosrc
gstaudiosrc.c:244:audioringbuffer_thread_func:<pulsesrc0> error reading
data -1 (reason: Success), skipping segment
0:00:02.882811195  4353      0x1f46450 ERROR             rtspclient
rtsp-client.c:678:find_media: client 0x1ff98c0: can't prepare media
0:00:02.885262004  4353      0x1f46450 ERROR             rtspclient
rtsp-client.c:2210:handle_describe_request: client 0x1ff98c0: no media

Where do I go from here  ?

Thanks,

Jerry
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