| #!/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 rtp-profile=avpf \ |
| $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 |
