1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
|
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_image_BMPHeaders_h
#define mozilla_image_BMPHeaders_h
#include <stddef.h>
#include <stdint.h>
namespace mozilla {
namespace image {
namespace bmp {
// The length of the file header as defined in the BMP spec.
static const size_t FILE_HEADER_LENGTH = 14;
// This lengths of the info header for the different BMP versions.
struct InfoHeaderLength {
enum {
WIN_V2 = 12,
WIN_V3 = 40,
WIN_V4 = 108,
WIN_V5 = 124,
// OS2_V1 is omitted; it's the same as WIN_V2.
OS2_V2_MIN = 16, // Minimum allowed value for OS2v2.
OS2_V2_MAX = 64, // Maximum allowed value for OS2v2.
WIN_ICO = WIN_V3,
};
};
enum class InfoColorSpace : uint32_t {
CALIBRATED_RGB = 0x00000000,
SRGB = 0x73524742,
WIN = 0x57696E20,
LINKED = 0x4C494E4B,
EMBEDDED = 0x4D424544,
};
enum class InfoColorIntent : uint32_t {
BUSINESS = 0x00000001,
GRAPHICS = 0x00000002,
IMAGES = 0x00000004,
ABS_COLORIMETRIC = 0x00000008,
};
} // namespace bmp
} // namespace image
} // namespace mozilla
#endif // mozilla_image_BMPHeaders_h
|
