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New macros for CD-TEXT genre and language names

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This commit is contained in:
Thomas Schmitt
2011-12-12 16:45:10 +00:00
parent 8a9c6176c2
commit 9ab0edae71
4 changed files with 105 additions and 29 deletions
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24
doc/cdtext.txt
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@ -3,11 +3,14 @@
Guided by Leon Merten Lohse via libcdio-devel@gnu.org
by reading mmc3r10g.pdf from http://www.t10.org/ftp/t10/drafts/mmc3/
by reading tech3264.pdf from http://tech.ebu.ch/docs/tech/
by docs and results of cdtext.zip from http://www.sonydadc.com/file/
by reading source of libcdio from http://www.gnu.org/s/libcdio
which quotes source of cdrecord from ftp://ftp.berlios.de/pub/cdrecord/alpha
Language codes were learned from http://tech.ebu.ch/docs/tech/tech3264.pdf
Genre codes were learned from libcdio and confirmed by
http://helpdesk.audiofile-engineering.com/index.php?pg=kb.page&id=123
For libburnia-project.org by Thomas Schmitt <scdbackup@gmx.net>
Content:
@ -61,16 +64,19 @@ Content specification of particular pack types:
Pack types 0x80 to 0x85 and 0x8e contain 0-terminated cleartext. If double byte
characters are used, then two 0-bytes terminate the cleartext.
The meaning of 0x80 to 0x85 should be clear by above list.
The meaning of 0x80 to 0x85 should be clear by above list. They are encoded
according to the Character Code of their block. Either as ISO-8859-1 single
byte characters, or as 7-bit ASCII single byte characters, or as MS-JIS double
byte characters.
More info to 0x8e is given below.
Pack type 0x86 (Disc Identification) is documented by Sony as "Catalog Number:
(use ASCII Code) Catalog Number of the album". So it is not really binary
but might be non-printable.
but might be non-printable, and should contain only bytes with bit7 = 0.
Pack type 0x87 contains 2 binary bytes, followed by 0-terminated cleartext.
The two binary bytes form a big-endian index to the following list.
0x0000 = "Not Used"
0x0000 = "Not Used" (Sony prescribes to use this if no genre applies)
0x0001 = "Not Defined"
0x0002 = "Adult Contemporary"
0x0003 = "Alternative Rock"
@ -99,7 +105,7 @@ The two binary bytes form a big-endian index to the following list.
0x001a = "Spoken Word"
0x001b = "World Music"
Sony documents the cleartext part as "Genre information that would supplement
the Genre Code, such as 'USA Rock music in the 60s'".
the Genre Code, such as 'USA Rock music in the 60s'". Always ASCII encoded.
Pack type 0x88 records information from the CDs Table of Content, as of
READ PMA/TOC/ATIP Format 0010b (mmc5r03c.pdf, table 490 TOC Track Descriptor
@ -113,9 +119,10 @@ an example of this pack type.
Pack type 0x8d is documented by Sony as "Closed Information: (use 8859-1 Code)
Any information can be recorded on disc as memorandum. Information in this
field will not be read by CD TEXT players available to the public."
Always ISO-8859-1 encoded.
Pack type 0x8e is documented by Sony as "UPC/EAN Code (POS Code) of the album.
This field typically consists of 13 characters."
This field typically consists of 13 characters." Always ASCII encoded.
Pack type 0x8f summarizes the whole list of text packs of a block.
See below, Format of CD-TEXT packs, for details.
@ -229,10 +236,10 @@ language code of all blocks.
The payload bytes of three 0x8f packs form a 36 byte record. The track number
bytes of the three packs have the values 0, 1, 2.
Byte :
0 : Character code:
0 : Character code for pack types 0x80 to 0x85:
0x00 = ISO-8859-1
0x01 = 7 bit ASCII
0x80 = Kanji (japanese)
0x80 = MS-JIS (japanese Kanji, double byte characters)
1 : Number of first track
2 : Number of last track
3 : libcdio source states: "cd-text information copyright byte"
@ -313,6 +320,7 @@ bytes of the three packs have the values 0, 1, 2.
0x5c = Oriya
0x5d = Nepali
0x5e = Ndebele
0x5f = Marathi
0x60 = Moldavian
0x61 = Malaysian
0x62 = Malagasay