diff options
Diffstat (limited to 'magic/Magdir/dolby')
| -rw-r--r-- | magic/Magdir/dolby | 102 |
1 files changed, 55 insertions, 47 deletions
diff --git a/magic/Magdir/dolby b/magic/Magdir/dolby index 8c61d62..573398f 100644 --- a/magic/Magdir/dolby +++ b/magic/Magdir/dolby @@ -1,61 +1,69 @@ #------------------------------------------------------------------------------ -# $File: dolby,v 1.6 2012/10/31 13:39:42 christos Exp $ +# $File: dolby,v 1.7 2014/01/08 22:37:23 christos Exp $ # ATSC A/53 aka AC-3 aka Dolby Digital <ashitaka@gmx.at> # from http://www.atsc.org/standards/a_52a.pdf # corrections, additions, etc. are always welcome! # # syncword -0 beshort 0x0b77 ATSC A/52 aka AC-3 aka Dolby Digital stream, +0 beshort 0x0b77 ATSC A/52 aka AC-3 aka Dolby Digital stream, +# Proposed audio/ac3 RFC/4184 !:mime audio/vnd.dolby.dd-raw # fscod ->4 byte&0xc0 0x00 48 kHz, ->4 byte&0xc0 0x40 44.1 kHz, ->4 byte&0xc0 0x80 32 kHz, +>4 byte&0xc0 = 0x00 48 kHz, +>4 byte&0xc0 = 0x40 44.1 kHz, +>4 byte&0xc0 = 0x80 32 kHz, # is this one used for 96 kHz? ->4 byte&0xc0 0xc0 reserved frequency, +>4 byte&0xc0 = 0xc0 reserved frequency, # ->5 byte&7 = 0 \b, complete main (CM) ->5 byte&7 = 1 \b, music and effects (ME) ->5 byte&7 = 2 \b, visually impaired (VI) ->5 byte&7 = 3 \b, hearing impaired (HI) ->5 byte&7 = 4 \b, dialogue (D) ->5 byte&7 = 5 \b, commentary (C) ->5 byte&7 = 6 \b, emergency (E) +>5 byte&0x07 = 0x00 \b, complete main (CM) +>5 byte&0x07 = 0x01 \b, music and effects (ME) +>5 byte&0x07 = 0x02 \b, visually impaired (VI) +>5 byte&0x07 = 0x03 \b, hearing impaired (HI) +>5 byte&0x07 = 0x04 \b, dialogue (D) +>5 byte&0x07 = 0x05 \b, commentary (C) +>5 byte&0x07 = 0x06 \b, emergency (E) +>5 beshort&0x07e0 0x0720 \b, voiceover (VO) +>5 beshort&0x07e0 >0x0720 \b, karaoke # acmod ->6 byte&0xe0 0x00 1+1 front, ->6 byte&0xe0 0x20 1 front/0 rear, ->6 byte&0xe0 0x40 2 front/0 rear, ->6 byte&0xe0 0x60 3 front/0 rear, ->6 byte&0xe0 0x80 2 front/1 rear, ->6 byte&0xe0 0xa0 3 front/1 rear, ->6 byte&0xe0 0xc0 2 front/2 rear, ->6 byte&0xe0 0xe0 3 front/2 rear, -# lfeon (these may be incorrect) ->7 byte&0x40 0x00 LFE off, ->7 byte&0x40 0x40 LFE on, +>6 byte&0xe0 = 0x00 1+1 front, +>>6 byte&0x10 = 0x10 LFE on, +>6 byte&0xe0 = 0x20 1 front/0 rear, +>>6 byte&0x10 = 0x10 LFE on, +>6 byte&0xe0 = 0x40 2 front/0 rear, +# dsurmod (for stereo only) +>>6 byte&0x18 = 0x00 Dolby Surround not indicated +>>6 byte&0x18 = 0x08 not Dolby Surround encoded +>>6 byte&0x18 = 0x10 Dolby Surround encoded +>>6 byte&0x18 = 0x18 reserved Dolby Surround mode +>>6 byte&0x04 = 0x04 LFE on, +>6 byte&0xe0 = 0x60 3 front/0 rear, +>>6 byte&0x04 = 0x04 LFE on, +>6 byte&0xe0 = 0x80 2 front/1 rear, +>>6 byte&0x04 = 0x04 LFE on, +>6 byte&0xe0 = 0xa0 3 front/1 rear, +>>6 byte&0x01 = 0x01 LFE on, +>6 byte&0xe0 = 0xc0 2 front/2 rear, +>>6 byte&0x04 = 0x04 LFE on, +>6 byte&0xe0 = 0xe0 3 front/2 rear, +>>6 byte&0x01 = 0x01 LFE on, # >4 byte&0x3e = 0x00 \b, 32 kbit/s ->4 byte&0x3e = 0x02 \b, 40 kbit/s ->4 byte&0x3e = 0x04 \b, 48 kbit/s ->4 byte&0x3e = 0x06 \b, 56 kbit/s ->4 byte&0x3e = 0x08 \b, 64 kbit/s ->4 byte&0x3e = 0x0a \b, 80 kbit/s ->4 byte&0x3e = 0x0c \b, 96 kbit/s ->4 byte&0x3e = 0x0e \b, 112 kbit/s ->4 byte&0x3e = 0x10 \b, 128 kbit/s ->4 byte&0x3e = 0x12 \b, 160 kbit/s ->4 byte&0x3e = 0x14 \b, 192 kbit/s ->4 byte&0x3e = 0x16 \b, 224 kbit/s ->4 byte&0x3e = 0x18 \b, 256 kbit/s ->4 byte&0x3e = 0x1a \b, 320 kbit/s ->4 byte&0x3e = 0x1c \b, 384 kbit/s ->4 byte&0x3e = 0x1e \b, 448 kbit/s ->4 byte&0x3e = 0x20 \b, 512 kbit/s ->4 byte&0x3e = 0x22 \b, 576 kbit/s ->4 byte&0x3e = 0x24 \b, 640 kbit/s -# dsurmod (these may be incorrect) ->6 beshort&0x0180 0x0000 Dolby Surround not indicated ->6 beshort&0x0180 0x0080 not Dolby Surround encoded ->6 beshort&0x0180 0x0100 Dolby Surround encoded ->6 beshort&0x0180 0x0180 reserved Dolby Surround mode +>4 byte&0x3e = 0x02 \b, 40 kbit/s +>4 byte&0x3e = 0x04 \b, 48 kbit/s +>4 byte&0x3e = 0x06 \b, 56 kbit/s +>4 byte&0x3e = 0x08 \b, 64 kbit/s +>4 byte&0x3e = 0x0a \b, 80 kbit/s +>4 byte&0x3e = 0x0c \b, 96 kbit/s +>4 byte&0x3e = 0x0e \b, 112 kbit/s +>4 byte&0x3e = 0x10 \b, 128 kbit/s +>4 byte&0x3e = 0x12 \b, 160 kbit/s +>4 byte&0x3e = 0x14 \b, 192 kbit/s +>4 byte&0x3e = 0x16 \b, 224 kbit/s +>4 byte&0x3e = 0x18 \b, 256 kbit/s +>4 byte&0x3e = 0x1a \b, 320 kbit/s +>4 byte&0x3e = 0x1c \b, 384 kbit/s +>4 byte&0x3e = 0x1e \b, 448 kbit/s +>4 byte&0x3e = 0x20 \b, 512 kbit/s +>4 byte&0x3e = 0x22 \b, 576 kbit/s +>4 byte&0x3e = 0x24 \b, 640 kbit/s |