<div dir="ltr">Hi all,<div><br></div><div>I'm trying to use gst-launch pipeline to play mp4 video, but get a not-linked error.</div><div><br>arm-linux-gnueabi-gst-launch-1.0 filesrc location=/share/lucy.mp4 ! qtdemux name=demux  demux.video_00 ! queue ! hantrovdec srcwidth=640 srcheight=480 dstwidth=640 dstheight=480 ! mylcdsink<br><br>[68591.785389] NY_LCD: enter mylcd_fb_mmap<br>Setting pipeline to PAUSED ...<br>Pipeline is PREROLLING ...<br>0:00:00.810678500   763  0x1619a30 WARN                 qtdemux qtdemux.c:4434:gst_qtdemux_loop:<demux> error: streaming stopped, reason not-linked<br>ERROR: from element /GstPipeline:pipeline0/GstQTDemux:demux: GStreamer encountered a general stream error.<br>Additional debug info:<br>/home/joelz/poky/build/tmp/work/armv6-poky-linux-gnueabi/gstreamer1.0-plugins-good/1.4.5-r0/gst-plugins-good-1.4.5/gst/isomp4/qtdemux.c(4434): gst_qtdem:<br>streaming stopped, reason not-linked<br>ERROR: pipeline doesn't want to preroll.<br>Setting pipeline to NULL ...<br>Freeing pipeline ...<br><br>I also try it with more debug message, the output is in the following pastebin link.<br><br>GST_DEBUG="basesrc:5,qtdemux:5" arm-linux-gnueabi-gst-launch-1.0 filesrc location=/share/pos_demo/video/lucy.mp4 ! qtdemux name=demux  demux.video_00 ! queue ! hantrovdec srcwidth=640 srcheight=480 dstwidth=640 dstheight=480 ! brcmlcdsink<br><br><a href="http://pastebin.com/HNDwLuXs">http://pastebin.com/HNDwLuXs</a><br><br><br>Thanks,<br>Joel
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