APE Tags Header: Difference between revisions
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|width="270px"| Preamble ||width="50px"| 64 bits ||width="300px"|{ 'A', 'P', 'E', 'T', 'A', 'G', 'E', 'X' } | |width="270px"| Preamble ||width="50px"| 64 bits ||width="300px"|{ 'A', 'P', 'E', 'T', 'A', 'G', 'E', 'X' } | ||
|- | |- | ||
|Version Number, Bits 0...7 | | | ||
Version Number, Bits 0...7<br> | |||
Version Number, Bits 8...15<br> | Version Number, Bits 8...15<br> | ||
Version Number, Bits 16...23<br> | Version Number, Bits 16...23<br> | ||
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2000 = Version 2.000 (new) | 2000 = Version 2.000 (new) | ||
|- | |- | ||
|Tag Size, Bits 0... 7 | | | ||
Tag Size, Bits 0... 7 <br> | |||
Tag Size, Bits 8...15 <br> | Tag Size, Bits 8...15 <br> | ||
Tag Size, Bits 16...23 <br> | Tag Size, Bits 16...23 <br> | ||
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|Tag size in bytes including footer and all tag items excluding the header to be as compatible as possible with APE Tags 1.000 | |Tag size in bytes including footer and all tag items excluding the header to be as compatible as possible with APE Tags 1.000 | ||
|- | |- | ||
|Item Count, Bits 0... 7 | | | ||
Item Count, Bits 0... 7 <br> | |||
Item Count, Bits 8...15 <br> | Item Count, Bits 8...15 <br> | ||
Item Count, Bits 16...23 <br> | Item Count, Bits 16...23 <br> | ||
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|Number of items in the Tag (n) | |Number of items in the Tag (n) | ||
|- | |- | ||
|[[Ape tags flags|Tags Flags]], Bits 0... 7 | | | ||
[[Ape tags flags|Tags Flags]], Bits 0... 7 <br> | |||
[[Ape tags flags|Tags Flags]], Bits 8...15 <br> | [[Ape tags flags|Tags Flags]], Bits 8...15 <br> | ||
[[Ape tags flags|Tags Flags]], Bits 16...23 <br> | [[Ape tags flags|Tags Flags]], Bits 16...23 <br> |
Revision as of 11:35, 26 April 2005
APE Tag Header/Footer Version 2.0
Contains number, length and attributes of all tag items
Header and Footer are different in 1 bit in the Tags Flags to distinguish between them.
Member of APE Tag 2.0
Preamble | 64 bits | { 'A', 'P', 'E', 'T', 'A', 'G', 'E', 'X' } |
Version Number, Bits 0...7 |
32 bits | 1000 = Version 1.000 (old)
2000 = Version 2.000 (new) |
Tag Size, Bits 0... 7 |
32 bits | Tag size in bytes including footer and all tag items excluding the header to be as compatible as possible with APE Tags 1.000 |
Item Count, Bits 0... 7 |
32 bits | Number of items in the Tag (n) |
Tags Flags, Bits 0... 7 |
32 bits | Global flags of all items
(there are also private flags for every item) |
Reserved | 64 bits | Must be zero |