<div dir="auto"><div dir="auto">Well, it takes a bit of time to learn the tricks ;)</div><div dir="auto"><br></div><div dir="auto">I would recommend looking into gst-shark, it is also a very useful debug tool.</div><div dir="auto"><br></div>From the CAPS you can see it is a mpegts stream and that tsdemux is used.<div dir="auto"><br><div dir="auto">So you just need to do what you tried with qtdemux, but use tsdemux instead.</div><div dir="auto"> </div><div dir="auto">And if you have issues you can try adding a h264parse between tsdemux and the new muxer. </div><br><br><div class="gmail_quote" dir="auto"><div dir="ltr" class="gmail_attr">tir. 14. sep. 2021 15.32 skrev Marc <<a href="mailto:Marc@f1-outsourcing.eu">Marc@f1-outsourcing.eu</a>>:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">> <br> > What about using decodebin and autovideosink (or another sink) to find<br> > out what is the right demuxer?<br> > <br> <br> Sorry, I am new to the use of gstreamer so I have not really found my way solving such things myself. I am also using a remote vm, so I am not really able to see video output.<br> <br> gst-launch-1.0 -vv srtsrc uri=srt://:55556?mode=listener ! decodebin ! videoconvert ! autovideosink<br> <br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstTypeFindElement:typefind.GstPad:src: caps = video/mpegts, systemstream=(boolean)true, packetsize=(int)188<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstTSDemux:tsdemux0.GstPad:sink: caps = video/mpegts, systemstream=(boolean)true, packetsize=(int)188<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0.GstMultiQueuePad:src_0: caps = video/x-h264, stream-format=(string)byte-stream<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstH264Parse:h264parse0.GstPad:sink: caps = video/x-h264, stream-format=(string)byte-stream<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0.GstMultiQueuePad:src_1: caps = audio/mpeg, mpegversion=(int)4, stream-format=(string)adts<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstAacParse:aacparse0.GstPad:sink: caps = audio/mpeg, mpegversion=(int)4, stream-format=(string)adts<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-buffers = 5<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-time = 0<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-bytes = 2097152<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0.GstMultiQueuePad:sink_0: caps = video/x-h264, stream-format=(string)byte-stream<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0.GstMultiQueuePad:sink_1: caps = audio/mpeg, mpegversion=(int)4, stream-format=(string)adts<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-buffers = 5<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstH264Parse:h264parse0.GstPad:src: caps = video/x-h264, stream-format=(string)avc, width=(int)320, height=(int)480, framerate=(fraction)0/1, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true, alignment=(string)au, profile=(string)baseline, level=(string)2.1, codec_data=(buffer)01428015ffe1000d67428015da0503da01b4284d4001000468ce06e2<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-time = 0<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-bytes = 2097152<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/avdec_aac:avdec_aac0.GstPad:sink: caps = audio/mpeg, framed=(boolean)true, mpegversion=(int)4, level=(string)2, base-profile=(string)lc, profile=(string)lc, rate=(int)44100, channels=(int)1, stream-format=(string)adts<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstAacParse:aacparse0.GstPad:src: caps = audio/mpeg, framed=(boolean)true, mpegversion=(int)4, level=(string)2, base-profile=(string)lc, profile=(string)lc, rate=(int)44100, channels=(int)1, stream-format=(string)adts<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/avdec_aac:avdec_aac0.GstPad:src: caps = audio/x-raw, format=(string)F32LE, layout=(string)non-interleaved, rate=(int)44100, channels=(int)1<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/avdec_h264:avdec_h264-0.GstPad:sink: caps = video/x-h264, stream-format=(string)avc, width=(int)320, height=(int)480, framerate=(fraction)0/1, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true, alignment=(string)au, profile=(string)baseline, level=(string)2.1, codec_data=(buffer)01428015ffe1000d67428015da0503da01b4284d4001000468ce06e2<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstCapsFilter:capsfilter0.GstPad:src: caps = video/x-h264, stream-format=(string)avc, width=(int)320, height=(int)480, framerate=(fraction)0/1, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true, alignment=(string)au, profile=(string)baseline, level=(string)2.1, codec_data=(buffer)01428015ffe1000d67428015da0503da01b4284d4001000468ce06e2<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstCapsFilter:capsfilter0.GstPad:sink: caps = video/x-h264, stream-format=(string)avc, width=(int)320, height=(int)480, framerate=(fraction)0/1, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true, alignment=(string)au, profile=(string)baseline, level=(string)2.1, codec_data=(buffer)01428015ffe1000d67428015da0503da01b4284d4001000468ce06e2<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0/avdec_h264:avdec_h264-0.GstPad:src: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1<br> /GstPipeline:pipeline0/GstVideoConvert:videoconvert0.GstPad:src: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1<br> /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink.GstProxyPad:proxypad1: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1<br> /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstFakeSink:fake-video-sink.GstPad:sink: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1<br> /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1<br> /GstPipeline:pipeline0/GstVideoConvert:videoconvert0.GstPad:sink: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1<br> /GstPipeline:pipeline0/GstDecodeBin:decodebin0.GstDecodePad:src_0.GstProxyPad:proxypad4: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1<br> WARNING: from element /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstFakeSink:fake-video-sink: Pipeline construction is invalid, please add queues.<br> Additional debug info:<br> ../libs/gst/base/gstbasesink.c(1258): gst_base_sink_query_latency (): /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstFakeSink:fake-video-sink:<br> Not enough buffering available for the processing deadline of 0:00:00.020000000, add enough queues to buffer 0:00:00.020000000 additional data. Shortening processing latency to 0:00:00.000000000.<br> 0:00:14.750344997 411 0x7f27c0091800 ERROR libav :0:: corrupted macroblock 17 25 (total_coeff=-1)<br> 0:00:14.750416555 411 0x7f27c0091800 ERROR libav :0:: error while decoding MB 17 25<br> </blockquote></div></div></div>