#!/bin/sh # # A simple RTP server with retransmission # sends the output of videotestsrc as h264 encoded RTP on port 5000, RTCP is sent on # port 5001. The destination is 127.0.0.1. # the video receiver RTCP reports are received on port 5005 # # .-------. .-------. .-------. .----------. .-------. # |videots| |h264enc| |h264pay| | rtpbin | |udpsink| RTP # | src->sink src->sink src->send_rtp send_rtp->sink | port=5000 # '-------' '-------' '-------' | | '-------' # | | # | | .-------. # | | |udpsink| RTCP # | send_rtcp->sink | port=5001 # .-------. | | '-------' sync=false # RTCP |udpsrc | | | async=false # port=5005 | src->recv_rtcp | # '-------' '----------' # # ideally we should transport the properties on the RTP udpsink pads to the # receiver in order to transmit the SPS and PPS earlier. # change this to send the RTP data and RTCP to another host DEST=127.0.0.1 # tuning parameters to make the sender send the streams out of sync. Can be used # ot test the client RTCP synchronisation. #VOFFSET=900000000 VOFFSET=0 AOFFSET=0 # H264 encode from the source VELEM="videotestsrc is-live=1 horizontal-speed=1" VCAPS="video/x-raw,width=352,height=288,framerate=15/1" VSOURCE="$VELEM ! $VCAPS" VENC="x264enc tune=zerolatency bitrate=300 ! rtph264pay config-interval=2" VRTPSINK="udpsink port=5000 host=$DEST ts-offset=$VOFFSET name=vrtpsink" VRTCPSINK="udpsink port=5001 host=$DEST sync=false async=false name=vrtcpsink" VRTCPSRC="udpsrc port=5005 name=vrtpsrc" gst-launch-1.0 -v rtpbin name=rtpbin \ $VSOURCE ! $VENC ! rtprtxqueue ! rtpbin.send_rtp_sink_0 \ rtpbin.send_rtp_src_0 ! identity drop-probability=0.1 ! $VRTPSINK \ rtpbin.send_rtcp_src_0 ! $VRTCPSINK \ $VRTCPSRC ! rtpbin.recv_rtcp_sink_0