diff options
| author | Jonas Smedegaard <dr@jones.dk> | 2017-05-16 13:35:44 +0200 |
|---|---|---|
| committer | Jonas Smedegaard <dr@jones.dk> | 2017-05-16 13:46:54 +0200 |
| commit | 4cf5f65c2eb911b3f94cbbaa8480b588173a3fd8 (patch) | |
| tree | d1b704a64eed7e4ad1b7fd7b5b454be7d101c0a0 /bin/decode+edit+loop+encode+stream | |
| parent | 3822b5e619e06c0da03ab56f77a008ecafcb944d (diff) | |
Resolve bitrate based on height.
Diffstat (limited to 'bin/decode+edit+loop+encode+stream')
| -rwxr-xr-x | bin/decode+edit+loop+encode+stream | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/bin/decode+edit+loop+encode+stream b/bin/decode+edit+loop+encode+stream index 6b469a5..e150957 100755 --- a/bin/decode+edit+loop+encode+stream +++ b/bin/decode+edit+loop+encode+stream @@ -20,7 +20,15 @@ FIRSTPORT=${2:-5002} # even number - next 3 ports used too ITERATIONS=${3-0} # endless by default HEIGHT=360 -VBITRATE=256000 + +# inspired by Apple HLS recommendations + if [ $HEIGHT -le 234 ]; then VBITRATE=145000; +elif [ $HEIGHT -le 270 ]; then VBITRATE=365000; +elif [ $HEIGHT -le 360 ]; then VBITRATE=730000; +elif [ $HEIGHT -le 432 ]; then VBITRATE=1100000; +elif [ $HEIGHT -le 540 ]; then VBITRATE=2000000; +elif [ $HEIGHT -le 720 ]; then VBITRATE=3000000; +fi # based on http://www.webmproject.org/docs/encoder-parameters/#real-time-cbr-encoding-and-streaming # + loop-in-filter trick based on http://video.stackexchange.com/a/16933 |