diff options
Diffstat (limited to 'bin')
| -rwxr-xr-x | bin/send-gst-rtp-v-a | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/bin/send-gst-rtp-v-a b/bin/send-gst-rtp-v-a index 912100a..cd7b4c4 100755 --- a/bin/send-gst-rtp-v-a +++ b/bin/send-gst-rtp-v-a @@ -25,13 +25,17 @@ AUDIORATE=48000 VCAPS=video/x-raw,height="$HEIGHT" ACAPS=audio/x-raw,rate="$AUDIORATE",channels=2,depth=16 +# * force threads using queues - see http://stackoverflow.com/a/30738533 +# * generous queue sizes inspired by https://wiki.xiph.org/GST_cookbook +QUEUE=" queue max-size-bytes=100000000 max-size-time=0" + 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" + 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 ! $QUEUE ! rtph264pay" ;; VP8) - VENC="vp8enc min_quantizer=10 max_quantizer=10 cpu-used=10 deadline=1000000 ! video/x-vp8 ! rtpvp8pay" + VENC="vp8enc min_quantizer=10 max_quantizer=10 cpu-used=10 deadline=1000000 ! video/x-vp8 ! $QUEUE ! rtpvp8pay" ;; RAW|'') VENC="rtpvrawpay" @@ -40,10 +44,10 @@ esac case "$AFORMAT" in AMR) - AENC="amrnbenc ! rtpamrpay" + AENC="amrnbenc ! $QUEUE ! rtpamrpay" ;; OPUS) - AENC="opusenc ! rtpopuspay" + AENC="opusenc ! $QUEUE ! rtpopuspay" ;; RAW|'') AENC="rtpL16pay" @@ -65,10 +69,9 @@ stream() { } 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) + $(for dev in $VDEVICES; do n=$((n+1)); stream "$n" "v4l2src device=$dev ! $QUEUE ! videoconvert ! $VCAPS ! $QUEUE ! $VENC ! $QUEUE"; done; \ + for dev in $ADEVICES; do n=$((n+1)); stream "$n" "alsasrc device=$dev ! $QUEUE ! audioconvert ! $QUEUE ! $AENC ! $QUEUE"; done) set -e |