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</o:shapelayout></xml><![endif]--></head><body lang=EN-GB link="#0563C1" vlink="#954F72" style='word-wrap:break-word'><div class=WordSection1><p class=MsoNormal>Hi All,<o:p></o:p></p><p class=MsoNormal>I’m using gstreamer 1.20.1 on Ubuntu 20.04.4 LTS<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>This pipeline fails:<o:p></o:p></p><p class=MsoNormal>gst-launch-1.0 v4l2src device=/dev/video0 ! image/jpeg, width=3840, height=2160, framerate=24/1 ! queue ! jpegparse ! fakesink<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>with a looping error of:<o:p></o:p></p><p class=MsoNormal>(gst-launch-1.0:1911): GStreamer-CRITICAL **: 10:39:59.429: gst_mini_object_unref: assertion 'mini_object != NULL' failed<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>This pipeline on the same machine/source works:<o:p></o:p></p><p class=MsoNormal>gst-launch-1.0 v4l2src device=/dev/video0 ! image/jpeg, width=1920, height=1080, framerate=24/1 ! queue ! jpegparse ! fakesink<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>By just changing the image height and width seems to create the issue. The /dev/video0 device is a Logitech Brio 4k camera.<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal>Any ideas please?<o:p></o:p></p><p class=MsoNormal>Thanks,<o:p></o:p></p><p class=MsoNormal>Andy<o:p></o:p></p></div></body></html>