[gst-devel] H264 problems
Gary Thomas
gary at mlbassoc.com
Tue Sep 21 14:13:01 CEST 2010
On 09/21/2010 02:43 AM, Andrey Nechypurenko wrote:
>> and this one stall?
>>
>> gst-launch -v v4l2src num-buffers=200 !
>> 'video/x-raw-yuv,width=720,height=480,format=(fourcc)UYVY' !
>> \ ffmpegcolorspace !
>> 'video/x-raw-yuv,width=720,height=480,format=(fourcc)I420' !
>> x264enc ! filesink location=/tmp/hold.h264
>
> I would suggest to try the following. Run your pipeline with
> increased debug level, i.e. GST_DEBUG=3 gst-launch ... and search
> for any relevant messages which might give you the hint about
> what is going wrong. In addition, I remember some strange
> behavior got fixed by explicitly mentioning the framerate. In
> your case, for example, in caps filter right after v4l2src add
> framerate=30/1 or whatever is appropriate frame rate for your
> camera.
I sure don't see anything, perhaps someone that understands this better
can. I put a level 4 dump of this at http://pastebin.com/iDDVuHgv
>
> In addition, since you are using gstreamer on TI platform, you
> can consider asking the question also here:
> https://gstreamer.ti.com/gf/project/gstreamer_ti/forum/?action=ForumBrowse&forum_id=187
Except that my problem is not with any of the TI components - it's
only the off-the-shelf encoder that stalls.
--
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Gary Thomas | Consulting for the
MLB Associates | Embedded world
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