<div dir="auto"><div> <div class="gmail_extra"> <div class="gmail_quote">Le 30 nov. 2017 4:44 PM, "Rand Graham" <<a href="mailto:rand.graham@lge.com">rand.graham@lge.com</a>> a écrit : <blockquote class="quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div lang="EN-US" link="#0563C1" vlink="#954F72"><div class="m_7314723114825564293WordSection1">Hello, I am trying to playback a DASH input using a command line pipeline. I am getting a no more pads error. Can someone explain what is going wrong?</div></div></blockquote></div></div></div><div dir="auto"> </div><div dir="auto">It says it failed linking qtdemux to h265parse, probably that you also have audio. The parse_launch does not generate smart code, try using playbin instead, it's specially designed to handle complex cases like dash.</div><div dir="auto"><div class="gmail_extra"><div class="gmail_quote"><blockquote class="quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div lang="EN-US" link="#0563C1" vlink="#954F72"><div class="m_7314723114825564293WordSection1"> As far as I can tell, the file has a quick time container with both audio and video. I am just trying to playback the video with my pipeline. This stream plays back when using playbin. My pipeline and the errors I see: gst-launch-1.0 souphttpsrc location="<a href="http://localhost:8100/streams/0/manifest.mpd" target="_blank">http://localhost:8100/streams/0/manifest.mpd</a>" ! dashdemux ! qtdemux ! h265parse ! mfxhevcdec ! fpsdisplaysink video-sink=mfxsinkSetting pipeline to PAUSED ...libva info: VA-API version 0.99.0libva info: va_getDriverName() returns 0libva info: User requested driver 'iHD'libva info: Trying to open /opt/intel/mediasdk/lib64/iHD_drv_video.solibva info: Found init function __vaDriverInit_0_32libva info: va_openDriver() returns 0Pipeline is PREROLLING ...Got context from element 'mfxsink0': gst.mfx.Aggregator=context, gst.mfx.Aggregator=(GstMfxTaskAggregator)NULL;WARNING: from element /GstPipeline:pipeline0/GstQTDemux:qtdemux0: Delayed linking failed.Additional debug info:./grammar.y(506): gst_parse_no_more_pads (): /GstPipeline:pipeline0/GstQTDemux:qtdemux0:failed delayed linking some pad of GstQTDemux named qtdemux0 to some pad of GstH265Parse named h265parse0ERROR: from element /GstPipeline:pipeline0/GstDashDemux:dashdemux0: Internal data stream error.Additional debug info:gstadaptivedemux.c(2976): gst_adaptive_demux_stream_download_loop (): /GstPipeline:pipeline0/GstDashDemux:dashdemux0:stream stopped, reason not-linkedERROR: pipeline doesn't want to preroll.Setting pipeline to NULL ...Freeing pipeline .. Output of gst-discoverer: gst-discoverer-1.0 <a href="http://localhost:8100/streams/0/manifest.mpd" target="_blank">http://localhost:8100/streams/0/manifest.mpd</a>Analyzing <a href="http://localhost:8100/streams/0/manifest.mpd" target="_blank">http://localhost:8100/streams/0/manifest.mpd</a>Done discovering <a href="http://localhost:8100/streams/0/manifest.mpd" target="_blank">http://localhost:8100/streams/0/manifest.mpd</a> Topology: container: application/dash+xml container: MPEG-4 AAC audio: MPEG-4 AAC container: Quicktime video: H.265 (Main 10 Profile) Properties: Duration: 1461:20:43.624687400 Seekable: yes Tags: audio codec: MPEG-4 AAC audio maximum bitrate: 161152 bitrate: 157368 container format: ISO fMP4 nominal bitrate: 4294967295 video codec: H.265 / HEVC Thanks,Rand</div></div> _______________________________________________ gstreamer-devel mailing list <a href="mailto:gstreamer-devel@lists.freedesktop.org">gstreamer-devel@lists.freedesktop.org</a> <a href="https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel" rel="noreferrer" target="_blank">https://lists.freedesktop.org/mailman/listinfo/gstreamer-devel</a> </blockquote></div> </div></div></div>