#!/bin/sh # # A simple RTP server # sends the output of v4l2src 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 # sends the output of alsasrc as alaw encoded RTP on port 5002, RTCP is sent on # port 5003. The destination is 127.0.0.1. # the receiver RTCP reports are received on port 5007 # # .-------. .-------. .-------. .----------. .-------. # |v4lssrc| |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 | # '-------' | | # | | # .-------. .-------. .-------. | | .-------. # |alsasrc| |alawenc| |pcmapay| | rtpbin | |udpsink| RTP # | src->sink src->sink src->send_rtp send_rtp->sink | port=5002 # '-------' '-------' '-------' | | '-------' # | | # | | .-------. # | | |udpsink| RTCP # | send_rtcp->sink | port=5003 # .-------. | | '-------' sync=false # RTCP |udpsrc | | | async=false # port=5007 | 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="v4l2src" #VELEM="videotestsrc is-live=1" VCAPS="video/x-raw-yuv,width=352,height=288,framerate=15/1" VSOURCE="$VELEM ! $VCAPS ! queue ! videorate ! ffmpegcolorspace" VENC="x264enc byte-stream=true bitrate=300 ! rtph264pay" VRTPSINK="udpsink port=5000 host=$DEST ts-offset=$VOFFSET name=vrtpsink" VRTCPSINK="udpsink port=5001 host=$DEST sync=false async=false name=vrtcpsink" VRTCPSRC="udpsrc port=5005 name=vrtpsrc" # PCMA encode from the source AELEM="alsasrc" #AELEM="audiotestsrc is-live=1" ASOURCE="$AELEM ! queue ! audioresample ! audioconvert" AENC="alawenc ! rtppcmapay" ARTPSINK="udpsink port=5002 host=$DEST ts-offset=$AOFFSET name=artpsink" ARTCPSINK="udpsink port=5003 host=$DEST sync=false async=false name=artcpsink" ARTCPSRC="udpsrc port=5007 name=artpsrc" gst-launch -v gstrtpbin name=rtpbin \ $VSOURCE ! $VENC ! rtpbin.send_rtp_sink_0 \ rtpbin.send_rtp_src_0 ! $VRTPSINK \ rtpbin.send_rtcp_src_0 ! $VRTCPSINK \ $VRTCPSRC ! rtpbin.recv_rtcp_sink_0 \ $ASOURCE ! $AENC ! rtpbin.send_rtp_sink_1 \ rtpbin.send_rtp_src_1 ! $ARTPSINK \ rtpbin.send_rtcp_src_1 ! $ARTCPSINK \ $ARTCPSRC ! rtpbin.recv_rtcp_sink_1