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| author | Jonas Smedegaard <dr@jones.dk> | 2017-04-16 14:43:57 +0200 |
|---|---|---|
| committer | Jonas Smedegaard <dr@jones.dk> | 2017-04-16 15:41:44 +0200 |
| commit | ebf683d88a96bdef264318f3cef165bd17dc6b72 (patch) | |
| tree | df69819a85b313ffe4507c119af221ebfd81435b | |
| parent | 3fac3065c98c26e97c21d3b4f22819a2cdcf8c38 (diff) | |
Fork encode+stream as encodevideo+loop+stream.
| -rwxr-xr-x | bin/encodevideo+loop+stream | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/bin/encodevideo+loop+stream b/bin/encodevideo+loop+stream new file mode 100755 index 0000000..0decf10 --- /dev/null +++ b/bin/encodevideo+loop+stream @@ -0,0 +1,29 @@ +#!/bin/sh + +set -e + +HOST=${1:-morla} +if [ "$HOST" = "$(hostname --short)" ]; then + IP=127.0.0.1 +else + IP=$(host "$HOST" | grep -Po 'address \K\S+') +fi + +FIRSTPORT=${2:-5002} # even number - next 3 ports used too + +VBITRATE=500000 + +TMPMOVIE=../tmp/omni/show0/earth.yuv + +# based on http://www.webmproject.org/docs/encoder-parameters/#real-time-cbr-encoding-and-streaming +# + Drop frames, aggressively treat as static, and use fastest cpu +ffmpeg -threads auto -re \ + -stream_loop -1 -i "$TMPMOVIE" \ + -an \ + -codec:v vp8 -quality realtime -deadline realtime -cpu-used 15 \ + -b:v "$VBITRATE" -minrate "$VBITRATE" -maxrate "$VBITRATE" \ + -undershoot-pct 95 -bufsize $((6000*VBITRATE/1000)) -rc_init_occupancy $((4000*VBITRATE/1000)) \ + -max-intra-rate 0 \ + -qmin 4 -qmax 56 \ + -static-thresh 500 -skip_threshold 50 \ + -f rtp "rtp://$IP:$((FIRSTPORT+2))?pkt_size=1200" |