Gstreamer not playing videos in weston/wayland

sudipj sudipj79 at gmail.com
Fri Sep 30 12:34:51 UTC 2016


That means it's not a wayland issue. Can you try a simple playback using a
standard video stream, for e.g

gst-play-1.0 filesrc location = <path/stream > --videosink = waylandsink

Sudip

On 30 September 2016 at 17:56, Abin P [via GStreamer-devel] <
ml-node+s966125n4679884h35 at n4.nabble.com> wrote:

> I checked with fbdevsink. Its getting error and glisink not installed in
> my arm board. Same buffer issue again comes.
> Thanks
> Abin
>
> On Friday, September 30, 2016, Abin P <[hidden email]
> <http:///user/SendEmail.jtp?type=node&node=4679884&i=0>> wrote:
>
>> Hi sudip
>>
>> With videoparser
>> Gst-launch-1.0 filesrc location=sample.bgra !  Videoparse width=352
>> height =288 framerate=25/1 format=brgx !  Waylandsink
>>
>> I get first video frame, a freezed image on window. Video not playing and
>> getting buffer error.
>> Regards Abin
>>
>> On Friday, September 30, 2016, Sudip Jain <<a
>> href="javascript:_e(%7B%7D,'cvml','sudipj79 at gmail.com');"
>> target="_blank">sudipj79 at ...> wrote:
>>
>>>
>>>
>>> On 30 September 2016 at 15:20, Abin P <[hidden email]
>>> <http:///user/SendEmail.jtp?type=node&node=4679884&i=1>> wrote:
>>>
>>>>
>>>>
>>>> ---------- Forwarded message ----------
>>>> From: *Abin P* <[hidden email]
>>>> <http:///user/SendEmail.jtp?type=node&node=4679884&i=2>>
>>>> Date: Friday, September 30, 2016
>>>> Subject: Gstreamer not playing videos in weston/wayland
>>>> To: Discussion of the development of and with GStreamer <[hidden email]
>>>> <http:///user/SendEmail.jtp?type=node&node=4679884&i=3>ktop.org>
>>>>
>>>>
>>>> Thanks sudip
>>>>
>>>> I tried with
>>>> Gst-launch1-0 videotestsrc !  Video/x-raw, format =BGRA,
>>>> width=352,height=288,framerate=25/1 !  Waylandsink
>>>>
>>>
>>> Where is the video parse element ?
>>> You don't need videoconvert
>>>
>>>
>>>> I get currect the output.
>>>> But when tried to play using
>>>> Gst-launch-1.0 filesrc  location=sample.bgra ! Video/x-raw, format
>>>> =BGRX, width=352,height =288,framerate =25/1 ! videoconvert !  Waylandsink.
>>>> I get a black window that i am attaching  with this mail. I am already
>>>> specified my gstreamer version and weston version. I dont know  why video
>>>> not showing on this window.
>>>> Regards
>>>> Abin
>>>>
>>>>
>>>> On Friday, September 30, 2016, sudipj <[hidden email]
>>>> <http:///user/SendEmail.jtp?type=node&node=4679884&i=4>> wrote:
>>>>
>>>>> Abin,
>>>>>
>>>>> I can play sample.bgra with no issues http://paste.ubuntu.com/232542
>>>>> 94/
>>>>>
>>>>> Does this work ?
>>>>> gst-launch-1.0 videotestsrc ! video/x-raw, format=BGRA, width=352,
>>>>> height=288, framerate=25/1 ! waylandsink
>>>>>
>>>>> Sudip
>>>>>
>>>>> On 30 September 2016 at 10:32, Abin P [via GStreamer-devel] <[hidden
>>>>> email] <http:///user/SendEmail.jtp?type=node&node=4679862&i=0>> wrote:
>>>>>
>>>>>> Dear nicolas, sudip
>>>>>>
>>>>>> Thank you for helping me.
>>>>>> Actually i did pipeline using videoparse and i already posted before.
>>>>>> When using videoparse getting a freezed image, no video playing and
>>>>>> getting error like
>>>>>>
>>>>>> (gst-launch-1.0:290) Gstreamer-CRITICAL **:gst_buffer_fill:assertion
>>>>>> 'GST_IS_BUFFER(buffer)' failed
>>>>>> caught SIGSEGV
>>>>>> #0 0Xb6bfc380 in poll () from /lib/libc. So. 6
>>>>>> #1 0xb6f164c0 in?? ()
>>>>>> Spinning. Please run gdb gst-launch-1.0 290' to continue  debugging.
>>>>>>
>>>>>> Buffer error still there. How can i solve it. Please help me
>>>>>> Thanks and regards
>>>>>> Abin
>>>>>>
>>>>>> On Thursday, September 29, 2016, sudipj <[hidden email]
>>>>>> <http:///user/SendEmail.jtp?type=node&node=4679860&i=0>> wrote:
>>>>>>
>>>>>>> Abin,
>>>>>>>
>>>>>>> Yeah.. you need to use videoparse for raw files. This should work ..
>>>>>>>
>>>>>>> gst-launch-1.0 filesrc location= sample.bgra  ! videoparse
>>>>>>> format=bgrx  width=352 height=288 framerate=25/1 !  waylandsink
>>>>>>>
>>>>>>> Sudip
>>>>>>>
>>>>>>> On 29 September 2016 at 20:31, Nicolas Dufresne-4 [via
>>>>>>> GStreamer-devel] <[hidden email]
>>>>>>> <http:///user/SendEmail.jtp?type=node&node=4679856&i=0>> wrote:
>>>>>>>
>>>>>>>> Le mercredi 28 septembre 2016 à 20:46 -0700, sudipj a écrit :
>>>>>>>> > Abin,
>>>>>>>> >
>>>>>>>> > Do you get the issue with this pipeline ?
>>>>>>>> >
>>>>>>>> > gst-launch-1.0 filesrc location=sample.bgra !  video/raw,
>>>>>>>> > format=BGRx,  width=352, height=288, framerate=25/1 !
>>>>>>>>  waylandsink ?
>>>>>>>>
>>>>>>>> Raw files need to be frames, you can't just read them from files in
>>>>>>>> 4kb
>>>>>>>> chunk. Use videoparse element, or at least set the appropriate
>>>>>>>> size.
>>>>>>>>
>>>>>>>> >
>>>>>>>> > Which is your wayland version and the rendering mechanism
>>>>>>>> (pixman,
>>>>>>>> > EGL) ?
>>>>>>>> >
>>>>>>>> > ,
>>>>>>>> > Sudip
>>>>>>>> >
>>>>>>>> > On 29 September 2016 at 08:44, Abin P [via GStreamer-devel]
>>>>>>>> <[hidden
>>>>>>>> > email]> wrote:
>>>>>>>>
>>>>>>>> > > Dear sudipj
>>>>>>>> > >
>>>>>>>> > > I tried to add caps in gstreamer pipeline like
>>>>>>>> > > "gst-launch-1.0 videotestsrc !  Video/x-raw, format=BGRx !
>>>>>>>> > > Waylandsink".its working successfully.
>>>>>>>> > > Then i tried with a BGRA video like
>>>>>>>> > > "gst-launch-1.0 filesrc location=sample.bgra !  Video/raw,
>>>>>>>> > > format=BGRA,  width=352, height=288, framerate=25/1 !
>>>>>>>> Waylandsink"
>>>>>>>> > > I got a green line in display  with errors like
>>>>>>>> > > (gst-launch-1.0:442):Gstreamer-CRITICAL **:gst_buffer_fill:
>>>>>>>> > > assertion 'GST_IS_BUFFER(buffer)'  failed caught SIGENV
>>>>>>>> > > #0 0Xb6c27380 in poll() from /lib/libc.so.6
>>>>>>>> > > #1 0xb6f414c0 in?? ()
>>>>>>>> > > Spinning. Please run 'gdb gst-launch-1.0 442' to continue
>>>>>>>> > > debugging
>>>>>>>> > >
>>>>>>>> > > So i debugged it. That i attached with this mail.
>>>>>>>> > > Then i used another pipeline
>>>>>>>> > > "gst-launch-1.0 filesrc location=sample.bgra !  Videoparse
>>>>>>>> > > width=352 height=288 format=8 !  Videoconvert ! Waylandsink ".
>>>>>>>> > > I got a freeze image on the display, video not playing and
>>>>>>>> showing
>>>>>>>> > > same error.
>>>>>>>> > > I think some buffer error behind it. I am using gstreamer
>>>>>>>> 1.4.1
>>>>>>>> > >
>>>>>>>> > > Thanks and regards
>>>>>>>> > > Abin
>>>>>>>> > >
>>>>>>>> > > On Tuesday, September 27, 2016, sudipj <[hidden email]> wrote:
>>>>>>>> > > > Can you try gst-launch-1.0 videotestsrc ! video/x-raw,
>>>>>>>> > > > format=BGRx ! waylandsink. If you change to format=I420, you
>>>>>>>> > > > should see the same error.
>>>>>>>> > > >
>>>>>>>> > > > Wayland supports only RGB formats(BGRA, BGRx, RGB16) , but
>>>>>>>> for
>>>>>>>> > > > some reasons other formats are also included in the caps.
>>>>>>>> > > >
>>>>>>>> > > > Sudip
>>>>>>>> > > >
>>>>>>>> > > >
>>>>>>>> > > > On 27 September 2016 at 21:52, Abin P [via GStreamer-devel]
>>>>>>>> > > > <[hidden email]> wrote:
>>>>>>>> > > > > Thanks sudipj
>>>>>>>> > > > > I already checked waylandsink with wayland flower
>>>>>>>> experiment
>>>>>>>> > > > > and EGLWLMOCK NAVIGATION  its works fine.
>>>>>>>> > > > > I am here attaching debug log. Using
>>>>>>>> > > > > Gst-launch-1.0 videotestsrc !  Videoconvert !  Waylandsink
>>>>>>>> - -
>>>>>>>> > > > > gst-debug=*sink*:5
>>>>>>>> > > > > Thanks
>>>>>>>> > > > > Abin
>>>>>>>> > > > >
>>>>>>>> > > > > On Sep 26, 2016 1:53 PM, "sudipj" <[hidden email]> wrote:
>>>>>>>> > > > > > Can you try  gst-launch-1.0 videotestsrc ! videoconvert !
>>>>>>>> > > > > > waylandsink ?
>>>>>>>> > > > > >
>>>>>>>> > > > > > Regards,
>>>>>>>> > > > > > Sudip
>>>>>>>> > > > > >
>>>>>>>> > > > > > On 26 September 2016 at 11:18, Abin P [via
>>>>>>>> GStreamer-devel]
>>>>>>>> > > > > > <[hidden email]> wrote:
>>>>>>>> > > > > > > Hi I am trying t build a player in R car-E2 (arm based
>>>>>>>> > > > > > > board).I already build weston /wayland ,gststreamer-1.0
>>>>>>>> and
>>>>>>>> > > > > > > waylandsink in R car-E2. I checked all the plugins
>>>>>>>> using
>>>>>>>> > > > > > > gst-inspect-1.0.Then i started to test video rendering
>>>>>>>> as "
>>>>>>>> > > > > > > gst-launch-1.0 videotestsrc ! waylandsink.I got plenty
>>>>>>>> of
>>>>>>>> > > > > > > errors like ERROR:from element
>>>>>>>> > > > > > > /Gstpipeline:pipeline0/GstvVideoTestSrc:videotestsrc0:
>>>>>>>> > > > > > > Internal data flow error Additional debug info:
>>>>>>>> gstreamer-
>>>>>>>> > > > > > > 1.4.1/libs/gst/base/gstbasesrc.c(2933):gst_base_src_loop():
>>>>>>>>
>>>>>>>> > > > > > > /GstVideoTestSrc:videotestsrc0: streaming task paused,
>>>>>>>> > > > > > > reason not negotiated (-4) ERROR:pipeline doesn't want
>>>>>>>> to
>>>>>>>> > > > > > > preroll." .Can anyone help me to solve this problem.I
>>>>>>>> > > > > > > debugged with GST_DEBUG=4 gst-launch-1.0 videotestsrc !
>>>>>>>> > > > > > > waylandsink.
>>>>>>>> > > > > > > regards Abin
>>>>>>>> > > > > > >
>>>>>>>> > > > > > > _______________________________________________
>>>>>>>> > > > > > > gstreamer-devel mailing list
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>>>>>>>> > > > > > > vel
>>>>>>>> > > > > > >
>>>>>>>> > > > > > >
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>>>>>>>> > > > > >
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>>>>>>>>
>>>>>>>> > > > > > videos in weston/wayland
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>>>>>>>> > >
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