libburnia/libburn
2
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Small corrections in CD-TEXT documentation

Browse Source
This commit is contained in:
Thomas Schmitt 2012-02-06 16:20:47 +00:00
parent 7c158963c1
commit 20229d9f49
1 changed files with 9 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
doc/cdtext.txt
View File

@ -113,16 +113,16 @@ Sony documents the cleartext part as "Genre information that would supplement
the Genre Code, such as 'USA Rock music in the 60s'". Always ASCII encoded.
Pack type 0x88 records information from the CD's Table of Content, as of
READ PMA/TOC/ATIP Format 0010b (mmc5r03c.pdf, table 490 TOC Track Descriptor
READ PMA/TOC/ATIP Format 0010b (mmc3r10g.pdf, table 237 TOC Track Descriptor
Format, Q Sub-channel).
See below, Format of CD-TEXT packs, for more details about the content of
pack type 0x88.
See below, Format of a CD-TEXT packs array, for more details about the content
of pack type 0x88.
Pack type 0x89 is yet quite unclear. It might be a representation of Playback
Skip Interval, Mode-5 Q sub-channel, POINT 01 to 40 (mmc5r03.pdf 4.2.3.7.4).
Skip Interval, Mode-5 Q sub-channel, POINT 01 to 40 (mmc3r10g.pdf 4.2.3.6.3).
If so, then this seems not to apply to write type SAO, because the CUE SHEET
format offers no way to express Mode-5 Q.
See below, Format of CD-TEXT packs, for an example of this pack type.
See below, Format of a CD-TEXT packs array, for 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
@ -139,7 +139,7 @@ ISRC consists of 12 characters: 2 country code [0-9A-Z], 3 owner code [0-9A-Z],
2 year digits (00 to 99), 5 serial number digits (00000 to 99999).
Pack type 0x8f summarizes the whole list of text packs of a block.
See below, Format of CD-TEXT packs, for details.
See below, Format of a CD-TEXT packs array, for details.
-------------------------------------------------------------------------------
@ -180,8 +180,8 @@ the next text of the same pack type. If no text of the same type follows,
then the remaining text bytes are set to 0.
The CRC algorithm uses divisor 0x11021. The resulting 16-bit residue of the
polynomial division gets exored with 0xffff and written as big-endian
number to bytes 16 and 17 of the pack.
polynomial division get inverted and written as big-endian number to bytes
16 and 17 of the pack.
The text packs are grouped in up to 8 blocks of at most 256 packs. Each block
@ -189,7 +189,7 @@ is in charge for one language. Sequence numbers of each block are counted
separately. All packs of block 0 come before the packs of block 1.
The limitation of block number and sequence numbers imply that there are at
most 2048 text packs possible. (READ TOC/PMS/ATIP could retrieve 3640 packs,
most 2048 text packs possible. (READ TOC/PMA/ATIP could retrieve 3640 packs,
as it is limited to 64 kB - 2.)