mirror of
https://gitlab.com/freepascal.org/lazarus/lazarus.git
synced 2025-11-04 07:43:13 +01:00
68 lines
1.7 KiB
Plaintext
68 lines
1.7 KiB
Plaintext
The Corel Draw file format, follows the following general structure:
|
|
|
|
1> Data in Little Endian order
|
|
|
|
"01 00 00 00" = decimal 1
|
|
"10 00 00 00" = decimal 16
|
|
"00 01 00 00" = decimal 256
|
|
|
|
2> The file is a tree of chunks
|
|
|
|
2.1> CHUNK STRUCTURE
|
|
|
|
--------------------------------
|
|
4 | Chunk identifier
|
|
4 | Chunk size (little endian cardinal)
|
|
--------------------------------
|
|
Chunk header and body
|
|
--------------------------------
|
|
|
|
3.1> LIST CHUNK STRUCTURE
|
|
|
|
--------------------------------
|
|
4 | Chunk identifier. Always "LIST"
|
|
4 | Chunk size.
|
|
4 | List identifier.
|
|
--------------------------------
|
|
Chunk body
|
|
--------------------------------
|
|
|
|
3.2> <DISP> CHUNK STURCTURE
|
|
|
|
--------------------------------
|
|
4 | Chunk identifier
|
|
4 | Chunk size (little endian)
|
|
4 | ??
|
|
--------------------------------
|
|
4 | Header size. Usual value is 40
|
|
4 | Image width in pixels.
|
|
4 | Image height in pixels.
|
|
2 | Color plane value. Usual value is 1.
|
|
2 | Color depth.
|
|
4 | Compression. Usually 0, preview is not compressed.
|
|
4 | Bitmap size.
|
|
4 | Image width in pixels/metre.
|
|
4 | Image height in pixels/metre.
|
|
4 | Number of colors.
|
|
4 | Number of used colors.
|
|
--------------------------------
|
|
Chunk body (RGB byte array)
|
|
--------------------------------
|
|
|
|
3.3>
|
|
|
|
Folii color representation
|
|
<fild> CHUNK STRUCTURE
|
|
--------------------------------
|
|
4 | Chunk identifier
|
|
4 | Chunk size (little endian)
|
|
--------------------------------
|
|
4 | Unique fill identifier
|
|
4 | ???
|
|
1 | Color type (0x02-CMYK; 0x05-RGB
|
|
7 | ???
|
|
4 | Color fied (CMYK, BGR)
|
|
--------------------------------
|
|
Chunk body (unknown)
|
|
--------------------------------
|