From 4cf5f65c2eb911b3f94cbbaa8480b588173a3fd8 Mon Sep 17 00:00:00 2001 From: Jonas Smedegaard Date: Tue, 16 May 2017 13:35:44 +0200 Subject: Resolve bitrate based on height. --- bin/loop+encode+stream | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'bin/loop+encode+stream') diff --git a/bin/loop+encode+stream b/bin/loop+encode+stream index 8d28767..cc21629 100755 --- a/bin/loop+encode+stream +++ b/bin/loop+encode+stream @@ -19,7 +19,17 @@ ACHANNELS=2 AFRAMERATE=48000 ABITRATE=32000 -VBITRATE=256000 +# TODO +HEIGHT=360 + +# 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 # + Add 1s latency (deadline) -- cgit v1.2.3