Commit 43359b92 authored by Wim Taymans's avatar Wim Taymans
Browse files

tests: add retransmission example

parent 84833bed
#!/bin/sh
#
# A simple RTP receiver with retransmission
#
# receives H264 encoded RTP video on port 5000, RTCP is received on port 5001.
# the receiver RTCP reports are sent to port 5005
#
# .-------. .----------. .---------. .-------. .-----------.
# RTP |udpsrc | | rtpbin | |h264depay| |h264dec| |xvimagesink|
# port=5000 | src->recv_rtp recv_rtp->sink src->sink src->sink |
# '-------' | | '---------' '-------' '-----------'
# | |
# | | .-------.
# | | |udpsink| RTCP
# | send_rtcp->sink | port=5005
# .-------. | | '-------' sync=false
# RTCP |udpsrc | | | async=false
# port=5001 | src->recv_rtcp |
# '-------' '----------'
# the caps of the sender RTP stream. This is usually negotiated out of band with
# SDP or RTSP. normally these caps will also include SPS and PPS but we don't
# have a mechanism to get this from the sender with a -launch line.
VIDEO_CAPS="application/x-rtp,media=(string)video,clock-rate=(int)90000,encoding-name=(string)H264"
VIDEO_DEC="queue ! rtph264depay ! avdec_h264"
VIDEO_SINK="videoconvert ! autovideosink"
# the destination machine to send RTCP to. This is the address of the sender and
# is used to send back the RTCP reports of this receiver. If the data is sent
# from another machine, change this address.
DEST=127.0.0.1
LATENCY=200
gst-launch-1.0 -v rtpbin name=rtpbin latency=$LATENCY do-retransmission=1 \
udpsrc caps=$VIDEO_CAPS port=5000 ! rtpbin.recv_rtp_sink_0 \
rtpbin. ! $VIDEO_DEC ! $VIDEO_SINK \
udpsrc port=5001 ! rtpbin.recv_rtcp_sink_0 \
rtpbin.send_rtcp_src_0 ! udpsink port=5005 host=$DEST sync=false async=false
#!/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
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