[uvch264src in 1.1.1.1] "Got data flow before segment event" warnings until crash

Robert Krakora rob.krakora at messagenetsystems.com
Thu Jul 11 10:23:50 PDT 2013


Sorry, my bad...


On Thu, Jul 11, 2013 at 1:16 PM, Tim-Philipp Müller <t.i.m at zen.co.uk> wrote:

> On Thu, 2013-07-11 at 13:10 -0400, Robert Krakora wrote:
> > BTW, this is not a warning...it is an error...
> >
> > >                 gstuvch264_mjpgdemux.c:507:
> > gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0> error: Not enough
> > data to read marker content
>
> I was talking only about the "Got data flow before segment event".
>
> There may well be other problems, but they are likely not related to
> that warning.
>
> Cheers
>  -Tim
> >
> >
> > On Thu, Jul 11, 2013 at 12:08 PM, Tim-Philipp Müller <t.i.m at zen.co.uk>
> > wrote:
> >         On Thu, 2013-07-11 at 11:55 -0400, Robert Krakora wrote:
> >
> >         > I filed a bug report for this a couple of months ago.
> >          Myself and
> >         > another engineer struggled with this error for a few weeks.
> >          This
> >         > plugin works fine on GStreamer 0.10.  I think that it has
> >         something to
> >         > do with v4l2src on GStreamer 1.x.  I know I saw  that there
> >         was an
> >         > open issue that Wim and others have been struggling to
> >         solve.  They
> >         > may be related...
> >
> >
> >         It's just a warning. It doesn't indicate a problem in your
> >         application,
> >         but indicates something-that's-not-quite-right in some
> >         element. We are
> >         trying to get the order right here for some advanced use
> >         cases.
> >
> >         You can ignore those warnings. They shouldn't have any side
> >         effects
> >         generally other than being annoying.
> >
> >         It's not a 0.10 vs. 1.x thing, more of a 'unstable 1.1.x
> >         series vs.
> >         stable release series' thing. The warnings will go away in
> >         1.2.0, even
> >         if we don't manage to fix them all (which is usually not too
> >         hard, just
> >         tedious).
> >
> >         Cheers
> >          -Tim
> >
> >         > On Thu, Jul 11, 2013 at 11:51 AM, Peter Rennert
> >         > <p.rennert at cs.ucl.ac.uk> wrote:
> >         >         I just want to add that I get the same problem even
> >         with a
> >         >         very reduced pipeline of:
> >         >
> >         >         gst-launch-1.0 uvch264src device=/dev/video1
> >         name=src
> >         >         auto-start=true src.vfsrc ! queue ! fakesink
> >         src.vidsrc !
> >         >         queue ! video/x-h264 ! fakesink
> >         >
> >         >
> >         >         ........
> >         >
> >         >         (gst-launch-1.0:5463): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3692:gst_pad_chain_data_unchecked:<fakesink1:sink>
> >         >         Got data flow before segment event
> >         >
> >         >         (gst-launch-1.0:5463): GStreamer-WARNING **:
> >         >         gstpad.c:3923:gst_pad_push_data:<capsfilter0:src>
> >         Got data
> >         >         flow before segment event
> >         >
> >         >         (gst-launch-1.0:5463): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3692:gst_pad_chain_data_unchecked:<fakesink1:sink>
> >         >         Got data flow before segment event
> >         >         ERROR: from
> >         >
> >         element
> /GstPipeline:pipeline0/GstUvcH264Src:src/GstUvcH264MjpgDemux:uvch264mjpgdemux0:
> Not enough data to read marker content
> >         >         Additional debug info:
> >         >         gstuvch264_mjpgdemux.c(507):
> >         gst_uvc_h264_mjpg_demux_chain
> >         >
> >         ():
> /GstPipeline:pipeline0/GstUvcH264Src:src/GstUvcH264MjpgDemux:uvch264mjpgdemux0
> >         >         Execution ended after 0:00:34.640728375
> >         >         Setting pipeline to PAUSED ...
> >         >         Setting pipeline to READY ...
> >         >         Setting pipeline to NULL ...
> >         >         Freeing pipeline .
> >         >
> >         >         On 07/11/2013 04:23 PM, Peter Rennert wrote:
> >         >                 Hello,
> >         >
> >         >                 I am trying to get the uvch264src to work in
> >         gstreamer
> >         >                 1.1.1.1 (git head compiled yesterday) with
> >         the
> >         >                 following pipeline:
> >         >
> >         >                 gst-launch-1.0 uvch264src device=/dev/video1
> >         name=src
> >         >                 auto-start=true src.vfsrc ! queue !
> >         >
> >         video/x-raw,width=320,height=240,format="YUY2",framerate=15/1 !
> xvimagesink src.vidsrc ! queue !
> video/x-h264,width=1920,height=1080,framerate=30/1,profile=constrained-baseline
> ! h264parse ! avdec_h264 ! xvimagesink
> >         >
> >         >                 It runs as expected (showing both the
> >         1920x1080 and
> >         >                 320x240 windows). But it constantly prints
> >         warnings
> >         >                 (see below). Then stops it . You can find
> >         the
> >         >                 GST_DEBUG output below the warnings below.
> >         >
> >         >                 It works stable with gstreamer 0.10 (an
> >         older
> >         >                 compilation) and
> >         >
> >         >                 gst-launch uvch264_src device=/dev/video1
> >         name=src
> >         >                 auto-start=true src.vfsrc ! queue !
> >         >
> >         video/x-raw-yuv,width=320,height=240,framerate=15/1 !
> >         >                 xvimagesink src.vidsrc ! queue !
> >         >
> >
> video/x-h264,width=1920,height=1080,framerate=30/1,profile=constrained-baseline
> ! h264parse ! ffdec_h264 ! xvimagesink
> >         >
> >         >                 I am using a C920.
> >         >
> >         >                 I found a (probably) related problem here:
> >         >
> >         http://comments.gmane.org/gmane.comp.video.gstreamer.bugs/107399
> >         >
> >         >
> >         >                 Do I do something wrong in gstreamer 1 or is
> >         this a
> >         >                 bug?
> >         >
> >         >                 -----------------
> >         >
> >         >                 Warnings (i get loads of them, this is just
> >         an
> >         >                 excerpt):
> >         >
> >         >                 (gst-launch-1.0:2962): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3923:gst_pad_push_data:<capsfilter1:src> Got
> >         >                 data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:2962): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3692:gst_pad_chain_data_unchecked:<h264parse0:sink>
> >         Got data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:2962): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3923:gst_pad_push_data:<h264parse0:src> Got
> >         >                 data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:2962): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3692:gst_pad_chain_data_unchecked:<avdec_h264-0:sink>
> >         Got data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:2962): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3923:gst_pad_push_data:<capsfilter0:src> Got
> >         >                 data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:2962): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3692:gst_pad_chain_data_unchecked:<xvimagesink0:sink>
> >         Got data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:2962): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3923:gst_pad_push_data:<capsfilter1:src> Got
> >         >                 data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:2962): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3692:gst_pad_chain_data_unchecked:<h264parse0:sink>
> >         Got data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:2962): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3923:gst_pad_push_data:<h264parse0:src> Got
> >         >                 data flow before segment event
> >         >
> >         >
> >
> ==================================================================
> >         >
> >         >                 GST_DEBUG=5 :
> >         >
> >         >                 (only the interesting bit, shortly before
> >         the error
> >         >                 gets reported until the moment the error
> >         gets
> >         >                 reported)
> >         >
> >         >                 0:00:35.394998922  3694      0x1e171e0 DEBUG
> >         GST_CLOCK
> >         >
> >         gstclock.c:922:gst_clock_get_internal_time:<GstSystemClock>
> >         internal time 26:55:06.762023021
> >         >                 0:00:35.395022245  3694      0x1e171e0 DEBUG
> >         GST_CLOCK
> >         >
> >         gstclock.c:967:gst_clock_get_time:<GstSystemClock>
> >         >                 adjusted time 26:55:06.762023021
> >         >                 0:00:35.395034653  3694      0x1e171e0 DEBUG
> >         v4l2src
> >         >                 gstv4l2src.c:823:gst_v4l2src_fill:<v4l2src0>
> >         ts:
> >         >                 26:55:06.771552000 now 26:55:06.762058860
> >         delay
> >         >                 0:00:00.000000000
> >         >                 0:00:35.395050068  3694      0x1e171e0 INFO
> >         v4l2src
> >         >                 gstv4l2src.c:861:gst_v4l2src_fill:<v4l2src0>
> >         sync to
> >         >                 0:00:34.433332989 out ts 0:00:34.768634907
> >         >                 0:00:35.395062230  3694      0x1e171e0 DEBUG
> >         basesrc
> >         >
> >         gstbasesrc.c:2216:gst_base_src_do_sync:<v4l2src0> no
> >         >                 sync needed
> >         >                 0:00:35.395069279  3694      0x1e171e0 DEBUG
> >         basesrc
> >         >
> >         gstbasesrc.c:2414:gst_base_src_get_range:<v4l2src0>
> >         >                 buffer ok
> >         >                 0:00:35.395080250  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:1958:gst_base_transform_handle_buffer:<capsfilter5>
> handling buffer 0x1de7720 of size 166785 and offset 1032
> >         >                 0:00:35.395090539  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2042:gst_base_transform_handle_buffer:<capsfilter5>
> calling prepare buffer
> >         >                 0:00:35.395099383  3694      0x1e171e0 DEBUG
> >         GST_CAPS
> >         >
> >         gstpad.c:2408:gst_pad_has_current_caps:<capsfilter5:sink>
> >         check current pad caps image/jpeg, width=(int)320,
> >         height=(int)240, pixel-aspect-ratio=(fraction)1/1,
> >         framerate=(fraction)30/1
> >         >                 0:00:35.395123772  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2049:gst_base_transform_handle_buffer:<capsfilter5>
> using allocated buffer in 0x1de7720, out 0x1de7720
> >         >                 0:00:35.395131630  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2066:gst_base_transform_handle_buffer:<capsfilter5>
> doing inplace transform
> >         >                 0:00:35.395150881  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:513:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Found APP4 marker (12215). JPG: 0-8 - APP4: 8 - 12225
> >         >                 0:00:35.395163919  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f77291e63d0, maxsize:1440014 offset:0
> >         size:8
> >         >                 0:00:35.395174000  3694      0x1e171e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstallocator.c:466:_sysmem_copy:
> >         >                 memcpy 1440007 memory 0x7f7728009720 ->
> >         0x7f77291e63d0
> >         >                 0:00:35.395566373  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:550:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> New auxiliary stream : v1 - 22 bytes - H264 1920x1080 -- 333333 *100ns --
> 27 ms -- 56960032
> >         >                 0:00:35.395589065  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:552:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Auxiliary stream size : 12187 bytes
> >         >                 0:00:35.395598711  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f7728587db0, maxsize:1440014 offset:38
> >         size:12187
> >         >                 0:00:35.395609310  3694      0x1e171e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstallocator.c:466:_sysmem_copy:
> >         >                 memcpy 1440007 memory 0x7f7728009720 ->
> >         0x7f7728587db0
> >         >                 0:00:35.395854659  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:659:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Pushing H264 auxiliary buffer video/x-h264, width=(int)1920,
> height=(int)1080, framerate=(fraction)30/1
> >         >                 0:00:35.395885190  3694      0x1e171e0 DEBUG
> >         GST_PADS
> >         >
> >         gstpad.c:3224:do_probe_callbacks:<src:vidsrc> data is
> >         >                 passed
> >         >                 0:00:35.395901512  3694      0x1e171e0 DEBUG
> >         GST_PADS
> >         >
> >         gstpad.c:3088:probe_hook_marshal:<src:vidsrc> probe
> >         >                 returned OK
> >         >                 0:00:35.395918777  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:513:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Found APP4 marker (65533). JPG: 12225-12225 - APP4: 12225 - 77760
> >         >                 0:00:35.395929092  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:550:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> New auxiliary stream : v1 - 22 bytes - YUY2 320x240 -- 333333 *100ns -- 27
> ms -- 56960032
> >         >                 0:00:35.395940742  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:552:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Auxiliary stream size : 153600 bytes
> >         >                 0:00:35.396005741  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f7728c67d10, maxsize:1440014 offset:12255
> >         >                 size:65505
> >         >                 0:00:35.395934221  3694      0x1e2b0a0 DEBUG
> >         >                 queue_dataflow
> >         gstqueue.c:1240:gst_queue_loop:<queue1>
> >         >                 queue is not empty
> >         >                 0:00:35.396055314  3694      0x1e2b0a0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:1962:gst_base_transform_handle_buffer:<capsfilter1>
> handling buffer 0x7f77380050b0 of size 12187 and offset NONE
> >         >                 0:00:35.396076643  3694      0x1e2b0a0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2042:gst_base_transform_handle_buffer:<capsfilter1>
> calling prepare buffer
> >         >                 0:00:35.396089336  3694      0x1e2b0a0 DEBUG
> >         GST_CAPS
> >         >
> >         gstpad.c:2408:gst_pad_has_current_caps:<capsfilter1:sink>
> >         check current pad caps video/x-h264, width=(int)1920,
> >         height=(int)1080, framerate=(fraction)30/1
> >         >                 0:00:35.396116373  3694      0x1e2b0a0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2049:gst_base_transform_handle_buffer:<capsfilter1>
> using allocated buffer in 0x7f77380050b0, out 0x7f77380050b0
> >         >                 0:00:35.396128931  3694      0x1e2b0a0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2066:gst_base_transform_handle_buffer:<capsfilter1>
> doing inplace transform
> >         >
> >         >                 (gst-launch-1.0:3694): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3923:gst_pad_push_data:<capsfilter1:src> Got
> >         >                 data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:3694): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3692:gst_pad_chain_data_unchecked:<h264parse0:sink>
> >         Got data flow before segment event
> >         >                 0:00:35.396169900  3694      0x1e2b0a0 DEBUG
> >         GST_CAPS
> >         >
> >         gstpad.c:2408:gst_pad_has_current_caps:<h264parse0:src> check
> >         current pad caps video/x-h264, width=(int)1920,
> >         height=(int)1080, framerate=(fraction)30/1,
> >         profile=(string)constrained-baseline, parsed=(boolean)true,
> >         stream-format=(string)byte-stream, alignment=(string)au
> >         >                 0:00:35.396202328  3694      0x1e2b0a0 DEBUG
> >         h264parse
> >         >
> >         gsth264parse.c:165:gst_h264_parse_reset_frame:<h264parse0>
> >         reset frame
> >         >
> >         >                 (gst-launch-1.0:3694): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3923:gst_pad_push_data:<h264parse0:src> Got
> >         >                 data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:3694): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3692:gst_pad_chain_data_unchecked:<avdec_h264-0:sink>
> >         Got data flow before segment event
> >         >                 0:00:35.396241398  3694      0x1e2b0a0 DEBUG
> >         default
> >         >
> >         gstsegment.c:481:gst_segment_to_running_time: invalid
> >         >                 position (-1)
> >         >                 0:00:35.396281397  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:935:gst_ffmpegviddec_do_qos:<avdec_h264-0>
> >         decoding time 2562047:47:16.854775807
> >         >                 0:00:35.396314138  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:1100:gst_ffmpegviddec_video_frame:<avdec_h264-0>
> >         stored opaque values idx 1032
> >         >                 0:00:35.396349848  3694      0x1e2b0a0 DEBUG
> >         >                 libav :0:: Frame num gap 60 58
> >         >                 0:00:35.396378922  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:704:gst_ffmpegviddec_release_buffer:<avdec_h264-0>
> release frame 1030
> >         >                 0:00:35.396414061  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:538:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         getting buffer picture 0x7f773c726040
> >         >                 0:00:35.396437146  3694      0x1e2b0a0 DEBUG
> >         >                 videodecoder
> >         >
> >
> gstvideodecoder.c:2883:gst_video_decoder_get_frame:<avdec_h264-0>
> frame_number : 1032
> >         >                 0:00:35.396466024  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:557:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         storing opaque 0x7f77300c4130
> >         >                 0:00:35.397593960  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:704:gst_ffmpegviddec_release_buffer:<avdec_h264-0>
> release frame 1031
> >         >                 0:00:35.397631322  3694      0x1e2b0a0 DEBUG
> >         default
> >         >
> >         gstvideoutils.c:40:_gst_video_codec_frame_free: free
> >         >                 frame 0x7f7728848080
> >         >                 0:00:35.397643694  3694      0x1e2b0a0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:88:_gst_memory_free:
> >         free
> >         >                 memory 0x7f7728849000
> >         >                 0:00:35.397666794  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:538:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         getting buffer picture 0x7f773c7264c0
> >         >                 0:00:35.398284117  3694      0x1e2b0a0 DEBUG
> >         >                 videodecoder
> >         >
> >
> gstvideodecoder.c:2883:gst_video_decoder_get_frame:<avdec_h264-0>
> frame_number : 1032
> >         >                 0:00:35.398304138  3694      0x1e2b0a0 WARN
> >         libav
> >         >
> >         gstavviddec.c:632:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         already alloc'ed output buffer for frame
> >         >                 0:00:35.398316802  3694      0x1e2b0a0 ERROR
> >         >                 libav :0:: get_buffer() failed (-1 2 (nil))
> >         >                 0:00:35.398331690  3694      0x1e2b0a0 ERROR
> >         >                 libav :0:: decode_slice_header error
> >         >                 0:00:35.398348752  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:538:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         getting buffer picture 0x7f773c7264c0
> >         >                 0:00:35.398356353  3694      0x1e2b0a0 DEBUG
> >         >                 videodecoder
> >         >
> >
> gstvideodecoder.c:2883:gst_video_decoder_get_frame:<avdec_h264-0>
> frame_number : 1032
> >         >                 0:00:35.398363340  3694      0x1e2b0a0 WARN
> >         libav
> >         >
> >         gstavviddec.c:632:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         already alloc'ed output buffer for frame
> >         >                 0:00:35.398370450  3694      0x1e2b0a0 ERROR
> >         >                 libav :0:: get_buffer() failed (-1 2 (nil))
> >         >                 0:00:35.398377837  3694      0x1e2b0a0 ERROR
> >         >                 libav :0:: decode_slice_header error
> >         >                 0:00:35.398386031  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:538:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         getting buffer picture 0x7f773c7264c0
> >         >                 0:00:35.398392697  3694      0x1e2b0a0 DEBUG
> >         >                 videodecoder
> >         >
> >
> gstvideodecoder.c:2883:gst_video_decoder_get_frame:<avdec_h264-0>
> frame_number : 1032
> >         >                 0:00:35.398399053  3694      0x1e2b0a0 WARN
> >         libav
> >         >
> >         gstavviddec.c:632:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         already alloc'ed output buffer for frame
> >         >                 0:00:35.398404717  3694      0x1e2b0a0 ERROR
> >         >                 libav :0:: get_buffer() failed (-1 2 (nil))
> >         >                 0:00:35.398411627  3694      0x1e2b0a0 ERROR
> >         >                 libav :0:: decode_slice_header error
> >         >                 0:00:35.398418838  3694      0x1e2b0a0 DEBUG
> >         libav
> >         >
> >         gstavviddec.c:538:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         getting buffer picture 0x7f773c7264c0
> >         >                 0:00:35.398425798  3694      0x1e2b0a0 DEBUG
> >         >                 videodecoder
> >         >
> >
> gstvideodecoder.c:2883:gst_video_decoder_get_frame:<avdec_h264-0>
> frame_number : 1032
> >         >                 0:00:35.398432465  3694      0x1e2b0a0 WARN
> >         libav
> >         >
> >         gstavviddec.c:632:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
> >         already alloc'ed output buffer for frame
> >         >                 0:00:35.398438066  3694      0x1e2b0a0 ERROR
> >         >                 libav :0:: get_buffer() failed (-1 2 (nil))
> >         >                 0:00:35.398445219  3694      0x1e2b0a0 ERROR
> >         >                 libav :0:: decode_slice_header error
> >         >                 0:00:35.398451851  3694      0x1e2b0a0 ERROR
> >         >                 libav :0:: mmco: unref short failure
> >         >                 0:00:35.398627695  3694      0x1e2b0a0 INFO
> >         libav :0::
> >         >                 concealing 8160 DC, 8160 AC, 8160 MV errors
> >         >                 0:00:35.398828963  3694      0x1e171e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstallocator.c:466:_sysmem_copy:
> >         >                 memcpy 1440007 memory 0x7f7728009720 ->
> >         0x7f7728c67d10
> >         >                 0:00:35.399319058  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:513:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Found APP4 marker (65533). JPG: 77760-77760 - APP4: 77760 - 143295
> >         >                 0:00:35.399353615  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f7728849000, maxsize:1440014 offset:77764
> >         >                 size:65531
> >         >                 0:00:35.399368422  3694      0x1e171e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstallocator.c:466:_sysmem_copy:
> >         >                 memcpy 1440007 memory 0x7f7728009720 ->
> >         0x7f7728849000
> >         >                 0:00:35.399658333  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:513:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Found APP4 marker (22566). JPG: 143295-143295 - APP4: 143295 - 165863
> >         >                 0:00:35.399677140  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f7728dc76c0, maxsize:1440014
> >         offset:143299
> >         >                 size:22564
> >         >                 0:00:35.399690113  3694      0x1e171e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstallocator.c:466:_sysmem_copy:
> >         >                 memcpy 1440007 memory 0x7f7728009720 ->
> >         0x7f7728dc76c0
> >         >                 0:00:35.399982333  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:659:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Pushing YUY2 auxiliary buffer video/x-raw, format=(string)YUY2,
> width=(int)320, height=(int)240, framerate=(fraction)15/1
> >         >                 0:00:35.400035247  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:1962:gst_base_transform_handle_buffer:<videoconvert4>
> handling buffer 0x7f7730007550 of size 153600 and offset NONE
> >         >                 0:00:35.400047757  3694      0x1e171e0 DEBUG
> >         default
> >         >
> >         gstsegment.c:481:gst_segment_to_running_time: invalid
> >         >                 position (-1)
> >         >                 0:00:35.400057009  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2042:gst_base_transform_handle_buffer:<videoconvert4>
> calling prepare buffer
> >         >                 0:00:35.400066028  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:1537:default_prepare_output_buffer:<videoconvert4>
> passthrough: reusing input buffer
> >         >                 0:00:35.400074785  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2049:gst_base_transform_handle_buffer:<videoconvert4>
> using allocated buffer in 0x7f7730007550, out 0x7f7730007550
> >         >                 0:00:35.400085953  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2060:gst_base_transform_handle_buffer:<videoconvert4>
> element is in passthrough
> >         >                 0:00:35.400100607  3694      0x1e171e0 DEBUG
> >         GST_PADS
> >         >                 gstpad.c:3224:do_probe_callbacks:<src:vfsrc>
> >         data is
> >         >                 passed
> >         >                 0:00:35.400125786  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:694:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> SOS marker wasn't found. MJPG is container only
> >         >                 0:00:35.400136546  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:88:_gst_memory_free:
> >         free
> >         >                 memory 0x7f77291e63d0
> >         >                 0:00:35.400153414  3694      0x1e171e0 DEBUG
> >         v4l2
> >         >
> >
> gstv4l2bufferpool.c:933:gst_v4l2_buffer_pool_release_buffer:<v4l2bufferpool0>
> release buffer 0x1de7720
> >         >                 0:00:35.400178526  3694      0x1e171e0 DEBUG
> >         basesrc
> >         >
> >         gstbasesrc.c:2351:gst_base_src_get_range:<v4l2src0>
> >         >                 calling create offset 18446744073709551615
> >         length
> >         >                 4096, time 0
> >         >                 0:00:35.400194362  3694      0x1e171e0 DEBUG
> >         v4l2
> >         >
> >
> gstv4l2bufferpool.c:832:gst_v4l2_buffer_pool_acquire_buffer:<v4l2bufferpool0>
> acquire
> >         >                 0:00:35.400205021  3694      0x1e171e0 DEBUG
> >         GST_POLL
> >         >                 gstpoll.c:1200:gst_poll_wait:
> >         >                 timeout :99:99:99.999999999
> >         >                 0:00:35.400235182  3694      0x1e2b1e0 DEBUG
> >         >                 queue_dataflow
> >         gstqueue.c:1240:gst_queue_loop:<queue0>
> >         >                 queue is not empty
> >         >                 0:00:35.402142734  3694      0x1e2b1e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:1962:gst_base_transform_handle_buffer:<capsfilter0>
> handling buffer 0x7f7730007550 of size 153600 and offset NONE
> >         >                 0:00:35.402168640  3694      0x1e2b1e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2042:gst_base_transform_handle_buffer:<capsfilter0>
> calling prepare buffer
> >         >                 0:00:35.402178987  3694      0x1e2b1e0 DEBUG
> >         GST_CAPS
> >         >
> >         gstpad.c:2408:gst_pad_has_current_caps:<capsfilter0:sink>
> >         check current pad caps video/x-raw, format=(string)YUY2,
> >         width=(int)320, height=(int)240, framerate=(fraction)15/1
> >         >                 0:00:35.402210753  3694      0x1e2b1e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2049:gst_base_transform_handle_buffer:<capsfilter0>
> using allocated buffer in 0x7f7730007550, out 0x7f7730007550
> >         >                 0:00:35.402218850  3694      0x1e2b1e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2066:gst_base_transform_handle_buffer:<capsfilter0>
> doing inplace transform
> >         >
> >         >                 (gst-launch-1.0:3694): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3923:gst_pad_push_data:<capsfilter0:src> Got
> >         >                 data flow before segment event
> >         >
> >         >                 (gst-launch-1.0:3694): GStreamer-WARNING **:
> >         >
> >         gstpad.c:3692:gst_pad_chain_data_unchecked:<xvimagesink0:sink>
> >         Got data flow before segment event
> >         >                 0:00:35.402247697  3694      0x1e2b1e0 DEBUG
> >         basesink
> >         >
> >         gstbasesink.c:3283:gst_base_sink_chain_unlocked:<xvimagesink0>
> >         got times start: 99:99:99.999999999, end: 99:99:99.999999999
> >         >                 0:00:35.402263093  3694      0x1e2b1e0 DEBUG
> >         basesink
> >         >
> >         gstbasesink.c:1899:gst_base_sink_get_sync_times:<xvimagesink0>
> >         got times start: 99:99:99.999999999, stop: 99:99:99.999999999,
> >         do_sync 0
> >         >                 0:00:35.402275683  3694      0x1e2b1e0 DEBUG
> >         default
> >         >
> >         gstsegment.c:481:gst_segment_to_running_time: invalid
> >         >                 position (-1)
> >         >                 0:00:35.402281951  3694      0x1e2b1e0 DEBUG
> >         default
> >         >
> >         gstsegment.c:481:gst_segment_to_running_time: invalid
> >         >                 position (-1)
> >         >                 0:00:35.402289418  3694      0x1e2b1e0 DEBUG
> >         basesink
> >         >
> >         gstbasesink.c:3354:gst_base_sink_chain_unlocked:<xvimagesink0>
> >         rendering object 0x7f7730007550
> >         >                 0:00:35.402297939  3694      0x1e2b1e0 DEBUG
> >         basesink
> >         >
> >
> gstbasesink.c:938:gst_base_sink_set_last_buffer_unlocked:<xvimagesink0>
> setting last buffer to 0x7f7730007550
> >         >                 0:00:35.402309005  3694      0x1e2b1e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:88:_gst_memory_free:
> >         free
> >         >                 memory 0x7f7728f27070
> >         >                 0:00:35.402322365  3694      0x1e2b1e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:88:_gst_memory_free:
> >         free
> >         >                 memory 0x7f7729086a20
> >         >                 0:00:35.402329259  3694      0x1e2b1e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:88:_gst_memory_free:
> >         free
> >         >                 memory 0x7f7729345d80
> >         >                 0:00:35.402748981  3694      0x1e2b1e0 DEBUG
> >         >                 bufferpool
> >         >
> >
> gstbufferpool.c:479:gst_buffer_pool_set_active:<xvimagebufferpool1> pool
> was in the right state
> >         >                 0:00:35.402773116  3694      0x1e2b1e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f7738006800, maxsize:153607 offset:0
> >         size:153600
> >         >                 0:00:35.402785810  3694      0x1e2b1e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstbuffer.c:244:_get_merged_memory:
> >         >                 memcpy 65505 bytes for merge 0x7f7738006800
> >         from
> >         >                 memory 0x7f7728c67d10
> >         >                 0:00:35.402805953  3694      0x1e2b1e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstbuffer.c:244:_get_merged_memory:
> >         >                 memcpy 65531 bytes for merge 0x7f7738006800
> >         from
> >         >                 memory 0x7f7728849000
> >         >                 0:00:35.402825501  3694      0x1e2b1e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstbuffer.c:244:_get_merged_memory:
> >         >                 memcpy 22564 bytes for merge 0x7f7738006800
> >         from
> >         >                 memory 0x7f7728dc76c0
> >         >                 0:00:35.402843541  3694      0x1e2b1e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstbuffer.c:1509:gst_buffer_map_range:
> >         >                 temporary mapping for memory 0x7f7738006800
> >         in buffer
> >         >                 0x7f7730007550
> >         >                 0:00:35.402930602  3694      0x1e2b1e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         >
> >         video-frame.c:245:gst_video_frame_copy_plane: copy
> >         >                 plane 0, w:640 h:240
> >         >                 0:00:35.402963361  3694      0x1e2b1e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:88:_gst_memory_free:
> >         free
> >         >                 memory 0x7f7738006800
> >         >                 0:00:35.402993223  3694      0x1e2b1e0 DEBUG
> >         videosink
> >         >
> >         gstvideosink.c:117:gst_video_sink_center_rect: source
> >         >                 is 320x240 dest is 320x240, result is
> >         320x240 with x,y
> >         >                 0x0
> >         >                 0:00:35.403172767  3694      0x1e2b1e0 DEBUG
> >         GST_QOS
> >         >
> >         gstbasesink.c:2855:gst_base_sink_do_render_stats:<xvimagesink0>
> avg_render: 0:00:00.000771911
> >         >                 0:00:35.403185342  3694      0x1e2b1e0 DEBUG
> >         basesink
> >         >
> >         gstbasesink.c:3393:gst_base_sink_chain_unlocked:<xvimagesink0>
> >         object unref after render 0x7f7730007550
> >         >                 0:00:35.403196545  3694      0x1e2b1e0 DEBUG
> >         >                 queue_dataflow
> >         gstqueue.c:1228:gst_queue_loop:<queue0>
> >         >                 queue is empty
> >         >                 0:00:35.426997236  3694      0x1e171e0 DEBUG
> >         v4l2
> >         >
> >
> gstv4l2bufferpool.c:1167:gst_v4l2_buffer_pool_process:<v4l2bufferpool0>
> process buffer 0x1de7830
> >         >                 0:00:35.427041303  3694      0x1e171e0 DEBUG
> >         GST_CLOCK
> >         >
> >         gstclock.c:922:gst_clock_get_internal_time:<GstSystemClock>
> >         internal time 26:55:06.794065247
> >         >                 0:00:35.427056137  3694      0x1e171e0 DEBUG
> >         GST_CLOCK
> >         >
> >         gstclock.c:967:gst_clock_get_time:<GstSystemClock>
> >         >                 adjusted time 26:55:06.794065247
> >         >                 0:00:35.427067629  3694      0x1e171e0 DEBUG
> >         v4l2src
> >         >                 gstv4l2src.c:823:gst_v4l2src_fill:<v4l2src0>
> >         ts:
> >         >                 26:55:06.800990000 now 26:55:06.794092266
> >         delay
> >         >                 0:00:00.000000000
> >         >                 0:00:35.427080729  3694      0x1e171e0 INFO
> >         v4l2src
> >         >                 gstv4l2src.c:861:gst_v4l2src_fill:<v4l2src0>
> >         sync to
> >         >                 0:00:34.466666322 out ts 0:00:34.800677133
> >         >                 0:00:35.427092788  3694      0x1e171e0 DEBUG
> >         basesrc
> >         >
> >         gstbasesrc.c:2216:gst_base_src_do_sync:<v4l2src0> no
> >         >                 sync needed
> >         >                 0:00:35.427100101  3694      0x1e171e0 DEBUG
> >         basesrc
> >         >
> >         gstbasesrc.c:2414:gst_base_src_get_range:<v4l2src0>
> >         >                 buffer ok
> >         >                 0:00:35.427112183  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:1958:gst_base_transform_handle_buffer:<capsfilter5>
> handling buffer 0x1de7830 of size 165490 and offset 1033
> >         >                 0:00:35.427122893  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2042:gst_base_transform_handle_buffer:<capsfilter5>
> calling prepare buffer
> >         >                 0:00:35.427131748  3694      0x1e171e0 DEBUG
> >         GST_CAPS
> >         >
> >         gstpad.c:2408:gst_pad_has_current_caps:<capsfilter5:sink>
> >         check current pad caps image/jpeg, width=(int)320,
> >         height=(int)240, pixel-aspect-ratio=(fraction)1/1,
> >         framerate=(fraction)30/1
> >         >                 0:00:35.427157133  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2049:gst_base_transform_handle_buffer:<capsfilter5>
> using allocated buffer in 0x1de7830, out 0x1de7830
> >         >                 0:00:35.427164745  3694      0x1e171e0 DEBUG
> >         >                 basetransform
> >         >
> >
> gstbasetransform.c:2066:gst_base_transform_handle_buffer:<capsfilter5>
> doing inplace transform
> >         >                 0:00:35.427176735  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:513:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Found APP4 marker (12182). JPG: 0-8 - APP4: 8 - 12192
> >         >                 0:00:35.427197573  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f7728f27070, maxsize:1440014 offset:0
> >         size:8
> >         >                 0:00:35.427207769  3694      0x1e171e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstallocator.c:466:_sysmem_copy:
> >         >                 memcpy 1440007 memory 0x7f77281690c0 ->
> >         0x7f7728f27070
> >         >                 0:00:35.427908444  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:550:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> New auxiliary stream : v1 - 22 bytes - H264 1920x1080 -- 333333 *100ns --
> 27 ms -- 67059032
> >         >                 0:00:35.427927470  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:552:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Auxiliary stream size : 12154 bytes
> >         >                 0:00:35.427939077  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f7729086a20, maxsize:1440014 offset:38
> >         size:12154
> >         >                 0:00:35.427948111  3694      0x1e171e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstallocator.c:466:_sysmem_copy:
> >         >                 memcpy 1440007 memory 0x7f77281690c0 ->
> >         0x7f7729086a20
> >         >                 0:00:35.428626317  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:659:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Pushing H264 auxiliary buffer video/x-h264, width=(int)1920,
> height=(int)1080, framerate=(fraction)30/1
> >         >                 0:00:35.428658303  3694      0x1e171e0 DEBUG
> >         GST_PADS
> >         >
> >         gstpad.c:3224:do_probe_callbacks:<src:vidsrc> data is
> >         >                 passed
> >         >                 0:00:35.428666953  3694      0x1e171e0 DEBUG
> >         GST_PADS
> >         >
> >         gstpad.c:3088:probe_hook_marshal:<src:vidsrc> probe
> >         >                 returned OK
> >         >                 0:00:35.428679400  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:513:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Found APP4 marker (65533). JPG: 12192-12192 - APP4: 12192 - 77727
> >         >                 0:00:35.428688152  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:550:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> New auxiliary stream : v1 - 22 bytes - YUY2 320x240 -- 333333 *100ns -- 27
> ms -- 67059032
> >         >                 0:00:35.428697950  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:552:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Auxiliary stream size : 153600 bytes
> >         >                 0:00:35.428708335  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f77291e63d0, maxsize:1440014 offset:12222
> >         >                 size:65505
> >         >                 0:00:35.428720262  3694      0x1e171e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstallocator.c:466:_sysmem_copy:
> >         >                 memcpy 1440007 memory 0x7f77281690c0 ->
> >         0x7f77291e63d0
> >         >                 0:00:35.429419395  3694      0x1e171e0 DEBUG
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:513:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> Found APP4 marker (65533). JPG: 77727-77727 - APP4: 77727 - 143262
> >         >                 0:00:35.429437926  3694      0x1e171e0 DEBUG
> >         >                 GST_MEMORY gstmemory.c:138:gst_memory_init:
> >         new memory
> >         >                 0x7f7729345d80, maxsize:1440014 offset:77731
> >         >                 size:65531
> >         >                 0:00:35.429446663  3694      0x1e171e0 DEBUG
> >         >                 GST_PERFORMANCE
> >         gstallocator.c:466:_sysmem_copy:
> >         >                 memcpy 1440007 memory 0x7f77281690c0 ->
> >         0x7f7729345d80
> >         >                 0:00:35.430148554  3694      0x1e171e0 WARN
> >         >                 uvch264mjpgdemux
> >         >
> >
> gstuvch264_mjpgdemux.c:507:gst_uvc_h264_mjpg_demux_chain:<uvch264mjpgdemux0>
> error: Not enough data to read marker content
> >         >                 0:00:35.430172000  3694      0x1e171e0 DEBUG
> >         >                 GST_MESSAGE
> >         >
> >         gstelement.c:1807:gst_element_message_full:<uvch264mjpgdemux0>
> >         start
> >         >                 0:00:35.430202374  3694      0x1e171e0 INFO
> >         >                 GST_ERROR_SYSTEM
> >         >
> >         gstelement.c:1838:gst_element_message_full:<uvch264mjpgdemux0>
> >         posting message: Not enough data to read marker content
> >         >                 0:00:35.430223343  3694      0x1e171e0 DEBUG
> >         GST_BUS
> >         >                 gstbus.c:312:gst_bus_post:<bus0> [msg
> >         0x1e3c5a0]
> >         >                 posting on bus error message: 0x1e3c5a0,
> >         time
> >         >                 99:99:99.999999999, seq-num 378, element
> >         >                 'uvch264mjpgdemux0', GstMessageError,
> >         >                 gerror=(GError)NULL,
> >         >                 debug=(string)"gstuvch264_mjpgdemux.c\(507
> >         \):\
> >         >                 gst_uvc_h264_mjpg_demux_chain\ \(\):
> >         >
> >         \
> /GstPipeline:pipeline0/GstUvcH264Src:src/GstUvcH264MjpgDemux:uvch264mjpgdemux0";
> >         >
> >         >                 ... now it continues with with and EOS that
> >         stops the
> >         >                 pipeline
> >         >
> >         >         _______________________________________________
> >         >         gstreamer-devel mailing list
> >         >         gstreamer-devel at lists.freedesktop.org
> >         >
> >         http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> >         >
> >         >
> >         >
> >         > --
> >         > Rob Krakora
> >         > MessageNet Systems
> >         > 101 East Carmel Dr. Suite 105
> >         > Carmel, IN 46032
> >         > (317)566-1677 Ext 212
> >         > (317)663-0808 Fax
> >         > _______________________________________________
> >         > gstreamer-devel mailing list
> >         > gstreamer-devel at lists.freedesktop.org
> >         >
> >         http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> >
> >
> >         _______________________________________________
> >         gstreamer-devel mailing list
> >         gstreamer-devel at lists.freedesktop.org
> >         http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
> >
> >
> >
> >
> > --
> > Rob Krakora
> > MessageNet Systems
> > 101 East Carmel Dr. Suite 105
> > Carmel, IN 46032
> > (317)566-1677 Ext 212
> > (317)663-0808 Fax
> > _______________________________________________
> > gstreamer-devel mailing list
> > gstreamer-devel at lists.freedesktop.org
> > http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>
>
> _______________________________________________
> gstreamer-devel mailing list
> gstreamer-devel at lists.freedesktop.org
> http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>



-- 
Rob Krakora
MessageNet Systems
101 East Carmel Dr. Suite 105
Carmel, IN 46032
(317)566-1677 Ext 212
(317)663-0808 Fax
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