<html><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12pt"><div>Hi all,</div><div><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;">(Thank you to Peter for pointing out the issue with the missing muxer previously and now I seem to be only one step from success with this script)</div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;"><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;">I'm successfully able to stream h264 from a Raspberry
Pi using gstreamer. I'm able to view it with one script and I'm able to save it to the drive with another using mpegtsmux muxer. However, when I try to use the "tee" pipe fitting to do both at the same time, I get a video window that freezes after a couple of seconds and a ts file saved to the hard drive that I'm able to play back, but it only last a few seconds. <br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;"><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;">As the scripts begin to run, I see these errors:</div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif;
background-color: transparent; font-style: normal;"><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;">0:00:00.155382958 7427 0x255c990 WARN libav
gstavviddec.c:669:gst_ffmpegviddec_get_buffer:<avdec_h264-0>
already alloc'ed output buffer for frame<br>0:00:00.155428635 7427 0x255c990 ERROR libav :0:: get_buffer() failed (-1 0 (nil))</div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;"><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;">The whole script and launch sequence is below, thanks very much in advance for any feedback:<br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;"><br></div><div style="color:
rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;">user1@host:~$ gst-launch-1.0 -v -e --gst-debug-level=3 tcpclientsrc host=192.168.0.202 port=5000 ! gdpdepay ! rtph264depay ! tee name=h264split h264split. ! queue ! avdec_h264 ! autovideosink h264split. ! queue ! mpegtsmux ! filesink location=/home/user1/test.ts <br>Setting pipeline to PAUSED ...<br>Pipeline is PREROLLING ...<br>0:00:00.037623149 7427 0x25719e0 FIXME default gstutils.c:3622:gst_pad_create_stream_id_printf_valist:<tcpclientsrc0:src> Creating random stream-id, consider implementing a deterministic way of creating a stream-id<br>/GstPipeline:pipeline0/GstGDPDepay:gdpdepay0.GstPad:src: caps = application/x-rtp, media=(string)video,
clock-rate=(int)90000, encoding-name=(string)H264, sprop-parameter-sets=(string)"J2QAKKwrQDwBE/LAPEiagA\=\=\,KO4BNyw\=", payload=(int)96, ssrc=(uint)3686990052, timestamp-offset=(uint)343001072, seqnum-offset=(uint)64749<br>/GstPipeline:pipeline0/GstRtpH264Depay:rtph264depay0.GstPad:src: caps = video/x-h264, stream-format=(string)byte-stream, alignment=(string)au<br>/GstPipeline:pipeline0/GstTee:h264split.GstTeePad:src_0: caps = video/x-h264, stream-format=(string)byte-stream, alignment=(string)au<br>/GstPipeline:pipeline0/GstQueue:queue0.GstPad:sink: caps = video/x-h264, stream-format=(string)byte-stream, alignment=(string)au<br>/GstPipeline:pipeline0/GstQueue:queue0.GstPad:src: caps = video/x-h264, stream-format=(string)byte-stream, alignment=(string)au<br>/GstPipeline:pipeline0/GstQueue:queue0.GstPad:src: caps = video/x-h264, stream-format=(string)byte-stream, alignment=(string)au<br>/GstPipeline:pipeline0/GstQueue:queue0.GstPad:src: caps =
video/x-h264, stream-format=(string)byte-stream, alignment=(string)au<br>/GstPipeline:pipeline0/MpegTsMux:mpegtsmux0.GstPad:sink_65: caps = video/x-h264, stream-format=(string)byte-stream, alignment=(string)au<br>/GstPipeline:pipeline0/MpegTsMux:mpegtsmux0.GstPad:sink_65: caps = video/x-h264, stream-format=(string)byte-stream, alignment=(string)au<br>/GstPipeline:pipeline0/MpegTsMux:mpegtsmux0.GstPad:src: caps = video/mpegts, systemstream=(boolean)true, packetsize=(int)188<br>/GstPipeline:pipeline0/GstFileSink:filesink0.GstPad:sink: caps = video/mpegts, systemstream=(boolean)true, packetsize=(int)188<br>/GstPipeline:pipeline0/MpegTsMux:mpegtsmux0.GstPad:src: caps = video/mpegts, systemstream=(boolean)true, packetsize=(int)188, streamheader=(buffer)<
47400030a600ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0000b00d0001c100000001e020a2c32941, 474020308b00ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0002b0280001c10000e041f00c050448444d5688040ffffcfc1be041f00a050848444d56ff1b443f5a3175c0 ><br>/GstPipeline:pipeline0/GstFileSink:filesink0.GstPad:sink: caps = video/mpegts, systemstream=(boolean)true, packetsize=(int)188, streamheader=(buffer)<
47400030a600ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0000b00d0001c100000001e020a2c32941, 474020308b00ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff0002b0280001c10000e041f00c050448444d5688040ffffcfc1be041f00a050848444d56ff1b443f5a3175c0 ><br>/GstPipeline:pipeline0/avdec_h264:avdec_h264-0.GstPad:src: caps = video/x-raw, format=(string)I420, width=(int)1920, height=(int)1080, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive,
colorimetry=(string)bt709, framerate=(fraction)0/1<br>/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink.GstProxyPad:proxypad0: caps = video/x-raw, format=(string)I420, width=(int)1920, height=(int)1080, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, colorimetry=(string)bt709, framerate=(fraction)0/1<br>/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstXvImageSink:autovideosink0-actual-sink-xvimage.GstPad:sink: caps = video/x-raw, format=(string)I420, width=(int)1920, height=(int)1080, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, colorimetry=(string)bt709, framerate=(fraction)0/1<br>/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink: caps = video/x-raw, format=(string)I420, width=(int)1920, height=(int)1080, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, colorimetry=(string)bt709,
framerate=(fraction)0/1<br>/GstPipeline:pipeline0/avdec_h264:avdec_h264-0.GstPad:src: caps = video/x-raw, format=(string)I420, width=(int)1920, height=(int)1080, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, colorimetry=(string)bt709, framerate=(fraction)0/1<br>/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink.GstProxyPad:proxypad0: caps = video/x-raw, format=(string)I420, width=(int)1920, height=(int)1080, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, colorimetry=(string)bt709, framerate=(fraction)0/1<br>/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstXvImageSink:autovideosink0-actual-sink-xvimage.GstPad:sink: caps = video/x-raw, format=(string)I420, width=(int)1920, height=(int)1080, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, colorimetry=(string)bt709,
framerate=(fraction)0/1<br>/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink: caps = video/x-raw, format=(string)I420, width=(int)1920, height=(int)1080, pixel-aspect-ratio=(fraction)1/1, interlace-mode=(string)progressive, colorimetry=(string)bt709, framerate=(fraction)0/1<br>0:00:00.155382958 7427 0x255c990 WARN libav gstavviddec.c:669:gst_ffmpegviddec_get_buffer:<avdec_h264-0> already alloc'ed output buffer for frame<br>0:00:00.155428635 7427 0x255c990 ERROR libav :0:: get_buffer() failed (-1 0 (nil))<br>0:00:00.155451734 7427 0x255c990
ERROR libav :0:: decode_slice_header error<br>Pipeline is PREROLLED ...<br>Setting pipeline to PLAYING ...<br>New clock: GstSystemClock</div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;"><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;"><br></div><div style="color: rgb(0, 0, 0); font-size: 16px; font-family: HelveticaNeue,Helvetica Neue,Helvetica,Arial,Lucida Grande,sans-serif; background-color: transparent; font-style: normal;">Jay<br></div></div></body></html>