diff options
| author | Jonas Smedegaard <dr@jones.dk> | 2017-04-06 18:05:35 +0200 |
|---|---|---|
| committer | Jonas Smedegaard <dr@jones.dk> | 2017-04-12 09:47:47 +0200 |
| commit | 2a8f240d0a881686b87e4c3a6c0541bcf14061b3 (patch) | |
| tree | 5df4c7291e2d6490204427cc8e052cc8d03dc963 /bin/decode+edit+encode+stream | |
| parent | 4e90e07993ae8e720a936707f23f82080eced8c9 (diff) | |
Rename stream.sh → decode+edit+encode+stream.
Diffstat (limited to 'bin/decode+edit+encode+stream')
| -rwxr-xr-x | bin/decode+edit+encode+stream | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/bin/decode+edit+encode+stream b/bin/decode+edit+encode+stream new file mode 100755 index 0000000..7b8a635 --- /dev/null +++ b/bin/decode+edit+encode+stream @@ -0,0 +1,33 @@ +#!/bin/sh + +set -e + +HOST=${1:-morla} +if [ "$HOST" = "$(hostname --short)" ]; then + IP=127.0.0.1 +else + IP=$(host "$HOST" | grep -Po 'address \K\S+') +fi + +PORT=${2:-5004} + +SIZE=640x360 +BITRATE=500000 + +MOVIE=../src/omni/show0/earth.mp4 +LOGO=../../content/icon_small.png + +# based on http://video.stackexchange.com/a/16933 +# + codec options from http://www.webmproject.org/docs/encoder-parameters/ +# example "Real-time CBR Encoding and Streaming" +# + Drop frames, aggressively treat as static, and use fastest cpu +ffmpeg -threads auto -re \ + -f lavfi -i "movie=filename=$MOVIE:loop=0, setpts=N/(FRAME_RATE*TB), scale=$SIZE" \ + -i "$LOGO" -filter_complex 'overlay=main_w-overlay_w-20:main_h-overlay_h-20' \ + -codec:v vp8 -quality realtime -deadline realtime -cpu-used 15 \ + -b:v "$BITRATE" -minrate "$BITRATE" -maxrate "$BITRATE" \ + -undershoot-pct 95 -bufsize $((6000*BITRATE/1000)) -rc_init_occupancy $((4000*BITRATE/1000)) \ + -max-intra-rate 0 \ + -qmin 4 -qmax 56 \ + -static-thresh 500 -skip_threshold 50 \ + -an -f rtp "rtp://$IP:$PORT?pkt_size=1200" |