<div dir="ltr">Hi All,<br><br>I am using a plugin pylonsrc (<a href="https://github.com/zingmars/gst-pylonsrc">https://github.com/zingmars/gst-pylonsrc</a>). <br>Below is the command I am running, it is failing. Can you please tell me wha is the issue in the command. I want to generate rtsp stream from camera. This is a USB camera.<div><br>harendra@ubuntu:~/$ <b>gst-launch-1.0 -v pylonsrc height=720 width=1280 fps=25 ! videoflip method=vertical-flip ! videoconvert ! x264enc ! rtph264pay name=pay0 pt=96</b><br><br>Setting pipeline to PAUSED ...<br>Pipeline is live and does not need PREROLL ...<br>Setting pipeline to PLAYING ...<br>New clock: GstSystemClock<br>/GstPipeline:pipeline0/GstPylonSrc:pylonsrc0.GstPad:src: caps = "video/x-raw\,\ format\=\(string\)GRAY8\,\ width\=\(int\)1280\,\ height\=\(int\)720\,\ framerate\=\(fraction\)30/1\,\ pixel-aspect-ratio\=\(fraction\)1/1"<br>/GstPipeline:pipeline0/GstVideoFlip:videoflip0.GstPad:src: caps = "video/x-raw\,\ format\=\(string\)GRAY8\,\ width\=\(int\)1280\,\ height\=\(int\)720\,\ framerate\=\(fraction\)30/1\,\ pixel-aspect-ratio\=\(fraction\)1/1"<br>/GstPipeline:pipeline0/GstVideoConvert:videoconvert0.GstPad:src: caps = "video/x-raw\,\ width\=\(int\)1280\,\ height\=\(int\)720\,\ framerate\=\(fraction\)30/1\,\ format\=\(string\)Y444\,\ pixel-aspect-ratio\=\(fraction\)1/1"<br>/GstPipeline:pipeline0/GstX264Enc:x264enc0.GstPad:sink: caps = "video/x-raw\,\ width\=\(int\)1280\,\ height\=\(int\)720\,\ framerate\=\(fraction\)30/1\,\ format\=\(string\)Y444\,\ pixel-aspect-ratio\=\(fraction\)1/1"<br>Redistribute latency...<br>/GstPipeline:pipeline0/GstVideoConvert:videoconvert0.GstPad:sink: caps = "video/x-raw\,\ format\=\(string\)GRAY8\,\ width\=\(int\)1280\,\ height\=\(int\)720\,\ framerate\=\(fraction\)30/1\,\ pixel-aspect-ratio\=\(fraction\)1/1"<br>/GstPipeline:pipeline0/GstVideoFlip:videoflip0.GstPad:sink: caps = "video/x-raw\,\ format\=\(string\)GRAY8\,\ width\=\(int\)1280\,\ height\=\(int\)720\,\ framerate\=\(fraction\)30/1\,\ pixel-aspect-ratio\=\(fraction\)1/1"<br>/GstPipeline:pipeline0/GstX264Enc:x264enc0.GstPad:src: caps = "video/x-h264\,\ codec_data\=\(buffer\)01f4001fffe1001a67f4001f919b280a00b76022000003000200000300791e30632c01000668ebec448440\,\ stream-format\=\(string\)avc\,\ alignment\=\(string\)au\,\ level\=\(string\)3.1\,\ profile\=\(string\)high-4:4:4\,\ width\=\(int\)1280\,\ height\=\(int\)720\,\ pixel-aspect-ratio\=\(fraction\)1/1\,\ framerate\=\(fraction\)30/1"<br>/GstPipeline:pipeline0/GstRtpH264Pay:pay0.GstPad:src: caps = "application/x-rtp\,\ media\=\(string\)video\,\ clock-rate\=\(int\)90000\,\ encoding-name\=\(string\)H264\,\ packetization-mode\=\(string\)1\,\ profile-level-id\=\(string\)f4001f\,\ sprop-parameter-sets\=\(string\)\"Z/QAH5GbKAoAt2AiAAADAAIAAAMAeR4wYyw\\\=\\\,aOvsRIRA\"\,\ payload\=\(int\)96\,\ ssrc\=\(uint\)277528337\,\ timestamp-offset\=\(uint\)153824638\,\ seqnum-offset\=\(uint\)11049\,\ a-framerate\=\(string\)30"<br>/GstPipeline:pipeline0/GstRtpH264Pay:pay0.GstPad:sink: caps = "video/x-h264\,\ codec_data\=\(buffer\)01f4001fffe1001a67f4001f919b280a00b76022000003000200000300791e30632c01000668ebec448440\,\ stream-format\=\(string\)avc\,\ alignment\=\(string\)au\,\ level\=\(string\)3.1\,\ profile\=\(string\)high-4:4:4\,\ width\=\(int\)1280\,\ height\=\(int\)720\,\ pixel-aspect-ratio\=\(fraction\)1/1\,\ framerate\=\(fraction\)30/1"<br>/GstPipeline:pipeline0/GstRtpH264Pay:pay0: timestamp = 153847583<br>/GstPipeline:pipeline0/GstRtpH264Pay:pay0: seqnum = 11049<br>ERROR: from element /GstPipeline:pipeline0/GstPylonSrc:pylonsrc0: Internal data flow error.<br>Additional debug info:<br>gstbasesrc.c(2948): gst_base_src_loop (): /GstPipeline:pipeline0/GstPylonSrc:pylonsrc0:<br>streaming task paused, reason not-linked (-1)<br>Execution ended after 0:00:10.726250733<br>Setting pipeline to PAUSED ...<br>Setting pipeline to READY ...<br>Setting pipeline to NULL ...<br>Freeing pipeline ...</div><div><br></div><div><br></div><div>Thanks,</div><div>Issac</div></div>