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Diffstat (limited to 'bin')
-rwxr-xr-x | bin/send-gst-rtp-v-a | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/bin/send-gst-rtp-v-a b/bin/send-gst-rtp-v-a new file mode 100755 index 0000000..0589963 --- /dev/null +++ b/bin/send-gst-rtp-v-a @@ -0,0 +1,73 @@ +#!/bin/sh + +# Send RTP video and audio streams + +set -e +RECIP=${RECIP:-$1} # destination host - default: use multicast group +VDEVICES=${1:-$(find /dev -maxdepth 1 -type c -name 'video*' | sort)} +#ADEVICES=${2:-$(arecord -L | grep -Po '^hw:\S+')} +#ADEVICES=${2:-$(arecord -L | grep -Pom1 '^hw:\S+')} +VFORMAT=${VFORMAT:-$3} # H264 VP8 RAW - default: H264 +AFORMAT=${AFORMAT:-$4} # AMR OPUS RAW - default: AMR +set -u + +# set multicast groups (also for recorder host) if camera host is wildcard +[ -n "$RECIP" ] || RECMIP=239.255.0.1 +[ -n "$RECIP" ] || CAMMIP=239.255.0.2 +RECHOST="${RECIP:+host=$RECIP}${RECMIP:+host=$RECMIP auto-multicast=true}" +CAMHOST="${CAMMIP:+address=$CAMMIP auto-multicast=true}" + +HEIGHT=240 +FRAMERATE=25 +AUDIORATE=48000 + +VCAPS=video/x-raw,height="$HEIGHT" +ACAPS=audio/x-raw,rate="$AUDIORATE",channels=2,depth=16 + +case "$VFORMAT" in + H264|'') + # * let x264 use low-latency sliced-threads (i.e. don't disable treads) + VENC="x264enc speed-preset=ultrafast tune=zerolatency bitrate=800 byte-stream=true key-int-max=15 intra-refresh=true option-string=\"slice-max-size=8192:vbv-maxrate=80:vbv-bufsize=10\" ! video/x-h264,profile=baseline ! rtph264pay" + ;; + VP8) + VENC="vp8enc min_quantizer=10 max_quantizer=10 cpu-used=10 deadline=1000000 ! video/x-vp8 ! rtpvp8pay" + ;; + RAW) + VENC="rtpvrawpay" + ;; +esac + +case "$AFORMAT" in + AMR|'') + AENC="amrnbenc ! rtpamrpay" + ;; + OPUS) + AENC="opusenc ! rtpopuspay" + ;; + RAW) + AENC="rtpL16pay" + ;; +esac + +stream() { + ID=$1 + SRC=$2 + echo \ + $SRC \ + ! "rtpbin.send_rtp_sink_$ID" \ + rtpbin."send_rtp_src_$ID" ! queue \ + ! udpsink name="rtp_sink_$ID" port=$((5000+ID-1)) $RECHOST \ + rtpbin.send_rtcp_src_$ID \ + ! udpsink name="rtcp_sink_$ID" port=$((5010+ID-1)) $RECHOST sync=false async=false \ + udpsrc name="rtp_src_$ID" port=$((5020+ID-1)) $CAMHOST \ + ! rtpbin."recv_rtcp_sink_$ID" +} + +n=0 +# * force threads using queues - see http://stackoverflow.com/a/30738533 +gst-launch-1.0 -v \ + rtpbin name=rtpbin \ + $(for dev in $VDEVICES; do n=$((n+1)); stream "$n" "v4l2src device=$dev ! queue ! videoconvert ! queue ! $VCAPS ! queue ! $VENC ! queue"; done; \ + for dev in $ADEVICES; do n=$((n+1)); stream "$n" "alsasrc device=$dev ! audioconvert ! $AENC ! queue"; done) + +set -e |