diff options
Diffstat (limited to 'bin')
| -rwxr-xr-x | bin/capture+encode+serve | 10 | ||||
| -rwxr-xr-x | bin/decode+edit+encode | 10 | ||||
| -rwxr-xr-x | bin/decode+edit+encodeDV | 10 | ||||
| -rwxr-xr-x | bin/decode+edit+loop+encode+stream | 10 | ||||
| -rwxr-xr-x | bin/encodevideo+loop+stream | 12 | ||||
| -rwxr-xr-x | bin/loop+encode+stream | 12 | ||||
| -rwxr-xr-x | bin/stream | 15 |
7 files changed, 70 insertions, 9 deletions
diff --git a/bin/capture+encode+serve b/bin/capture+encode+serve index e3fce44..83af18c 100755 --- a/bin/capture+encode+serve +++ b/bin/capture+encode+serve @@ -47,7 +47,15 @@ my $HEIGHT = 240; my $FRAMERATE = 25; my $AUDIORATE = 48000; -my $VBITRATE = 256000; +my $VBITRATE; + +# inspired by Apple HLS recommendations +if ( $HEIGHT le 234 ) { $VBITRATE = 145000 } +elsif ( $HEIGHT le 270 ) { $VBITRATE = 365000 } +elsif ( $HEIGHT le 360 ) { $VBITRATE = 730000 } +elsif ( $HEIGHT le 432 ) { $VBITRATE = 1100000 } +elsif ( $HEIGHT le 540 ) { $VBITRATE = 2000000 } +elsif ( $HEIGHT le 720 ) { $VBITRATE = 3000000 } my $VCAPS = "video/x-raw,height=$HEIGHT"; my $ACAPS = "audio/x-raw,rate=$AUDIORATE,channels=2,depth=16"; diff --git a/bin/decode+edit+encode b/bin/decode+edit+encode index 6f86654..421dc4d 100755 --- a/bin/decode+edit+encode +++ b/bin/decode+edit+encode @@ -9,7 +9,15 @@ LOGO=../../content/icon_small.png OUTPUT=../tmp/omni/show0/earth.webm 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 mkdir -p $(dirname "$OUTPUT") diff --git a/bin/decode+edit+encodeDV b/bin/decode+edit+encodeDV index 2a09fe1..c33635a 100755 --- a/bin/decode+edit+encodeDV +++ b/bin/decode+edit+encodeDV @@ -9,7 +9,15 @@ LOGO=../../content/icon_small.png OUTPUT=../tmp/omni/show0/earth.dv 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 mkdir -p $(dirname "$OUTPUT") 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 [ $HEIGHT -le 720 ]; then VBITRATE=3000000; +fi # based on http://www.webmproject.org/docs/encoder-parameters/#real-time-cbr-encoding-and-streaming # + loop-in-filter trick based on http://video.stackexchange.com/a/16933 diff --git a/bin/encodevideo+loop+stream b/bin/encodevideo+loop+stream index 39e4b21..fb2b3b7 100755 --- a/bin/encodevideo+loop+stream +++ b/bin/encodevideo+loop+stream @@ -13,7 +13,17 @@ fi FIRSTPORT=${2:-5002} # even number - next 3 ports used too -VBITRATE=256000 +# TODO: resolve this or resize based on it +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) 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 [ $HEIGHT -le 720 ]; then VBITRATE=3000000; +fi # based on http://www.webmproject.org/docs/encoder-parameters/#real-time-cbr-encoding-and-streaming # + Add 1s latency (deadline) @@ -81,9 +81,18 @@ AFRAMERATE=24000 ABITRATE=16000 # FIXME: support multiple heights -HEIGHTS_WEBM=234 -HEIGHTS_MPEG=234 -VBITRATE=145000 +HEIGHT=234 +HEIGHTS_WEBM="$HEIGHT" +HEIGHTS_MPEG="$HEIGHT" + +# 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 # shellcheck disable=SC2048,SC2059 echo_n() { |