gstreamer: v4l2videodec plugin
stanimir.varbanov at linaro.org
Mon Apr 11 12:11:00 UTC 2016
On 04/11/2016 03:03 PM, Stanimir Varbanov wrote:
> I'm working on QCOM v4l2 video decoder/encoder driver and in order to
> test its functionalities I'm using gstreamer v4l2videodec plugin. I am
> able to use the v4l2videodec plugin with MMAP, now I want to try the
> dmabuf export from v4l2 and import dmabuf buffers to glimagesink. I
> upgraded gst to 1.7.91 so that I have the dmabuf support in glimagesink.
> Mesa version is 11.1.2.
> I'm using the following pipeline:
> GST_GL_PLATFORM=egl GST_GL_API=gles2 gst-launch-1.0 $GSTDEBUG
> $GSTFILESRC ! qtdemux name=m m.video_0 ! h264parse ! v4l2video32dec
> capture-io-mode=dmabuf ! glimagesink
> I stalled on this error:
> eglCreateImage failed: EGL_BAD_MATCH
> which in Mesa is:
> libEGL debug: EGL user error 0x3009 (EGL_BAD_MATCH) in
> Do someone know how the dmabuf import is tested when the support has
> been added to glimagesink? Or some pointers how to continue with debugging?
> Thanks for the answers.
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