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Add note about size of chunks and properties on .aseprite specs

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David Capello 2023-02-22 17:11:37 -03:00
parent 33a6a1c97e
commit cbe62e09e3
1 changed files with 6 additions and 0 deletions
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docs/ase-file-specs.md
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@ -116,6 +116,10 @@ Then each chunk format is:
WORD Chunk type WORD Chunk type
BYTE[] Chunk data BYTE[] Chunk data
The chunk size includes the DWORD of the size itself, and the WORD of
the chunk type, so a chunk size must be equal or greater than 6 bytes
at least.
## Chunk Types ## Chunk Types
### Old palette chunk (0x0004) ### Old palette chunk (0x0004)
@ -377,6 +381,8 @@ The data of this chunk is as follows:
BYTE Color Alpha (0-255) BYTE Color Alpha (0-255)
+ If flags have bit 4 + If flags have bit 4
DWORD Size in bytes of all properties maps stored in this chunk DWORD Size in bytes of all properties maps stored in this chunk
The size includes the this field and the number of property maps
(so it will be a value greater or equal to 8 bytes).
DWORD Number of properties maps DWORD Number of properties maps
+ For each properties map: + For each properties map:
DWORD Properties maps key DWORD Properties maps key