diff options
Diffstat (limited to 'bin/capture+encode+serve')
| -rwxr-xr-x | bin/capture+encode+serve | 46 |
1 files changed, 36 insertions, 10 deletions
diff --git a/bin/capture+encode+serve b/bin/capture+encode+serve index e87310f..29688f1 100755 --- a/bin/capture+encode+serve +++ b/bin/capture+encode+serve @@ -47,18 +47,44 @@ my $HEIGHT = 240; my $FRAMERATE = 25; my $AUDIORATE = 48000; -my $SPEED_VPX = 15; -my $SPEED_X264 = 'ultrafast'; - -my $VBITRATE; +# TODO: Vary vpx quality based on height +my $SPEED_VPX = 15; # 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 } +# TODO: Externalize to site-specific configfile +my ( $VBITRATE, $SPEED_X264, $SPEED_X264_ALONE ); +if ( $HEIGHT le 234 ) { + $VBITRATE = 145000; + $SPEED_X264 = 'slow'; + $SPEED_X264_ALONE = 'fast'; +} +elsif ( $HEIGHT le 270 ) { + $VBITRATE = 365000; + $SPEED_X264 = 'faster'; + $SPEED_X264_ALONE = 'fast'; +} +elsif ( $HEIGHT le 360 ) { + $VBITRATE = 730000; + $SPEED_X264 = 'faster'; + $SPEED_X264_ALONE = 'fast'; +} +elsif ( $HEIGHT le 432 ) { + $VBITRATE = 1100000; + $SPEED_X264 = 'veryfast'; + $SPEED_X264_ALONE = 'fast'; +} +elsif ( $HEIGHT le 540 ) { + $VBITRATE = 2000000; + $SPEED_X264 = 'toofast'; + $SPEED_X264_ALONE = 'veryfast'; +} +elsif ( $HEIGHT le 720 ) { + $VBITRATE = 3000000; + $SPEED_X264 = 'toofast'; + $SPEED_X264_ALONE = 'ultrafast'; +} +unless ($HEIGHTS_WEBM) { $SPEED_X264 = $SPEED_X264_ALONE } +if ( toofast == $SPEED_X264 ) die "Not enough CPU - reduce size or streams"; my $VCAPS = "video/x-raw,height=$HEIGHT"; my $ACAPS = "audio/x-raw,rate=$AUDIORATE,channels=2,depth=16"; |