1#!/bin/sh 2# 3# A simple RTP server with retransmission 4# sends the output of videotestsrc as h264 encoded RTP on port 5000, RTCP is sent on 5# port 5001. The destination is 127.0.0.1. 6# the video receiver RTCP reports are received on port 5005 7# 8# .-------. .-------. .-------. .----------. .-------. 9# |videots| |h264enc| |h264pay| | rtpbin | |udpsink| RTP 10# | src->sink src->sink src->send_rtp send_rtp->sink | port=5000 11# '-------' '-------' '-------' | | '-------' 12# | | 13# | | .-------. 14# | | |udpsink| RTCP 15# | send_rtcp->sink | port=5001 16# .-------. | | '-------' sync=false 17# RTCP |udpsrc | | | async=false 18# port=5005 | src->recv_rtcp | 19# '-------' '----------' 20# 21# ideally we should transport the properties on the RTP udpsink pads to the 22# receiver in order to transmit the SPS and PPS earlier. 23 24# change this to send the RTP data and RTCP to another host 25DEST=127.0.0.1 26 27# tuning parameters to make the sender send the streams out of sync. Can be used 28# ot test the client RTCP synchronisation. 29#VOFFSET=900000000 30VOFFSET=0 31AOFFSET=0 32 33# H264 encode from the source 34VELEM="videotestsrc is-live=1 horizontal-speed=1" 35VCAPS="video/x-raw,width=352,height=288,framerate=15/1" 36VSOURCE="$VELEM ! $VCAPS" 37VENC="x264enc tune=zerolatency bitrate=300 ! rtph264pay config-interval=2" 38 39VRTPSINK="udpsink port=5000 host=$DEST ts-offset=$VOFFSET name=vrtpsink" 40VRTCPSINK="udpsink port=5001 host=$DEST sync=false async=false name=vrtcpsink" 41VRTCPSRC="udpsrc port=5005 name=vrtpsrc" 42 43gst-launch-1.0 -v rtpbin name=rtpbin rtp-profile=avpf \ 44 $VSOURCE ! $VENC ! rtprtxqueue ! rtpbin.send_rtp_sink_0 \ 45 rtpbin.send_rtp_src_0 ! identity drop-probability=0.1 ! $VRTPSINK \ 46 rtpbin.send_rtcp_src_0 ! $VRTCPSINK \ 47 $VRTCPSRC ! rtpbin.recv_rtcp_sink_0 48