LIBJXL

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types.h
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1/* Copyright (c) the JPEG XL Project Authors. All rights reserved.
2 *
3 * Use of this source code is governed by a BSD-style
4 * license that can be found in the LICENSE file.
5 */
6
13#ifndef JXL_TYPES_H_
14#define JXL_TYPES_H_
15
16#include <stddef.h>
17#include <stdint.h>
18
19#ifdef __cplusplus
20 extern "C" {
21#endif
22
29#define JXL_BOOL int
31#define JXL_TRUE 1
33#define JXL_FALSE 0
35#define TO_JXL_BOOL(C) (!!(C) ? JXL_TRUE : JXL_FALSE)
37#define FROM_JXL_BOOL(C) (static_cast<bool>(C))
38
41 typedef enum {
46 JXL_TYPE_FLOAT = 0,
47
50 JXL_TYPE_UINT8 = 2,
51
54 JXL_TYPE_UINT16 = 3,
55
57 JXL_TYPE_FLOAT16 = 5,
58} JxlDataType;
59
62 typedef enum {
67 JXL_NATIVE_ENDIAN = 0,
69 JXL_LITTLE_ENDIAN = 1,
71 JXL_BIG_ENDIAN = 2,
72} JxlEndianness;
73
80 typedef struct {
89 uint32_t num_channels;
90
93 JxlDataType data_type;
94
98 JxlEndianness endianness;
99
103 size_t align;
104} JxlPixelFormat;
105
109 typedef enum {
117 JXL_BIT_DEPTH_FROM_PIXEL_FORMAT = 0,
118
124 JXL_BIT_DEPTH_FROM_CODESTREAM = 1,
125
128 JXL_BIT_DEPTH_CUSTOM = 2,
129} JxlBitDepthType;
130
133 typedef struct {
135 JxlBitDepthType type;
136
138 uint32_t bits_per_sample;
139
141 uint32_t exponent_bits_per_sample;
142} JxlBitDepth;
143
146 typedef char JxlBoxType[4];
147
148#ifdef __cplusplus
149}
150#endif
151
152#endif /* JXL_TYPES_H_ */
153
JxlBoxType
char JxlBoxType[4]
Definition types.h:146
JxlBitDepthType
JxlBitDepthType
Definition types.h:109
JxlDataType
JxlDataType
Definition types.h:41
JxlEndianness
JxlEndianness
Definition types.h:62
JXL_BIT_DEPTH_FROM_PIXEL_FORMAT
@ JXL_BIT_DEPTH_FROM_PIXEL_FORMAT
Definition types.h:117
JXL_BIT_DEPTH_FROM_CODESTREAM
@ JXL_BIT_DEPTH_FROM_CODESTREAM
Definition types.h:124
JXL_BIT_DEPTH_CUSTOM
@ JXL_BIT_DEPTH_CUSTOM
Definition types.h:128
JXL_TYPE_UINT16
@ JXL_TYPE_UINT16
Definition types.h:54
JXL_TYPE_FLOAT
@ JXL_TYPE_FLOAT
Definition types.h:46
JXL_TYPE_FLOAT16
@ JXL_TYPE_FLOAT16
Definition types.h:57
JXL_TYPE_UINT8
@ JXL_TYPE_UINT8
Definition types.h:50
JXL_BIG_ENDIAN
@ JXL_BIG_ENDIAN
Definition types.h:71
JXL_LITTLE_ENDIAN
@ JXL_LITTLE_ENDIAN
Definition types.h:69
JXL_NATIVE_ENDIAN
@ JXL_NATIVE_ENDIAN
Definition types.h:67
JxlBitDepth
Definition types.h:133
JxlBitDepth::bits_per_sample
uint32_t bits_per_sample
Definition types.h:138
JxlBitDepth::type
JxlBitDepthType type
Definition types.h:135
JxlBitDepth::exponent_bits_per_sample
uint32_t exponent_bits_per_sample
Definition types.h:141
JxlPixelFormat
Definition types.h:80
JxlPixelFormat::align
size_t align
Definition types.h:103
JxlPixelFormat::num_channels
uint32_t num_channels
Definition types.h:89
JxlPixelFormat::data_type
JxlDataType data_type
Definition types.h:93
JxlPixelFormat::endianness
JxlEndianness endianness
Definition types.h:98