LIBJXL

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cms_interface.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
18#ifndef JXL_CMS_INTERFACE_H_
19#define JXL_CMS_INTERFACE_H_
20
21#include <jxl/color_encoding.h>
22#include <jxl/types.h>
23#include <stddef.h>
24#include <stdint.h>
25
26#ifdef __cplusplus
27 extern "C" {
28#endif
29
39 typedef JXL_BOOL (*jpegxl_cms_set_fields_from_icc_func)(void* user_data,
40 const uint8_t* icc_data,
41 size_t icc_size,
42 JxlColorEncoding* c,
43 JXL_BOOL* cmyk);
44
47 typedef struct {
49 struct {
50 const uint8_t* data;
51 size_t size;
52 } icc;
53
59 JxlColorEncoding color_encoding;
60
64 size_t num_channels;
65} JxlColorProfile;
66
103 typedef void* (*jpegxl_cms_init_func)(void* init_data, size_t num_threads,
104 size_t pixels_per_thread,
105 const JxlColorProfile* input_profile,
106 const JxlColorProfile* output_profile,
107 float intensity_target);
108
116 typedef float* (*jpegxl_cms_get_buffer_func)(void* user_data, size_t thread);
117
141 typedef JXL_BOOL (*jpegxl_cms_run_func)(void* user_data, size_t thread,
142 const float* input_buffer,
143 float* output_buffer,
144 size_t num_pixels);
145
149 typedef void (*jpegxl_cms_destroy_func)(void*);
150
227 typedef struct {
229 void* set_fields_data;
231 jpegxl_cms_set_fields_from_icc_func set_fields_from_icc;
232
234 void* init_data;
237 jpegxl_cms_init_func init;
239 jpegxl_cms_get_buffer_func get_src_buf;
241 jpegxl_cms_get_buffer_func get_dst_buf;
244 jpegxl_cms_run_func run;
246 jpegxl_cms_destroy_func destroy;
247} JxlCmsInterface;
248
249#ifdef __cplusplus
250}
251#endif
252
253#endif /* JXL_CMS_INTERFACE_H_ */
254
color_encoding.h
Color Encoding definitions used by JPEG XL. All CIE units are for the standard 1931 2 degree observer...
jpegxl_cms_set_fields_from_icc_func
JXL_BOOL(* jpegxl_cms_set_fields_from_icc_func)(void *user_data, const uint8_t *icc_data, size_t icc_size, JxlColorEncoding *c, JXL_BOOL *cmyk)
Definition cms_interface.h:39
jpegxl_cms_run_func
JXL_BOOL(* jpegxl_cms_run_func)(void *user_data, size_t thread, const float *input_buffer, float *output_buffer, size_t num_pixels)
Definition cms_interface.h:141
jpegxl_cms_get_buffer_func
float *(* jpegxl_cms_get_buffer_func)(void *user_data, size_t thread)
Definition cms_interface.h:116
jpegxl_cms_destroy_func
void(* jpegxl_cms_destroy_func)(void *)
Definition cms_interface.h:149
jpegxl_cms_init_func
void *(* jpegxl_cms_init_func)(void *init_data, size_t num_threads, size_t pixels_per_thread, const JxlColorProfile *input_profile, const JxlColorProfile *output_profile, float intensity_target)
Definition cms_interface.h:103
JXL_BOOL
#define JXL_BOOL
Definition types.h:29
JxlCmsInterface
Definition cms_interface.h:227
JxlCmsInterface::get_src_buf
jpegxl_cms_get_buffer_func get_src_buf
Definition cms_interface.h:239
JxlCmsInterface::init
jpegxl_cms_init_func init
Definition cms_interface.h:237
JxlCmsInterface::set_fields_data
void * set_fields_data
Definition cms_interface.h:229
JxlCmsInterface::destroy
jpegxl_cms_destroy_func destroy
Definition cms_interface.h:246
JxlCmsInterface::set_fields_from_icc
jpegxl_cms_set_fields_from_icc_func set_fields_from_icc
Definition cms_interface.h:231
JxlCmsInterface::get_dst_buf
jpegxl_cms_get_buffer_func get_dst_buf
Definition cms_interface.h:241
JxlCmsInterface::run
jpegxl_cms_run_func run
Definition cms_interface.h:244
JxlCmsInterface::init_data
void * init_data
Definition cms_interface.h:234
JxlColorEncoding
Definition color_encoding.h:114
JxlColorProfile
Definition cms_interface.h:47
JxlColorProfile::color_encoding
JxlColorEncoding color_encoding
Definition cms_interface.h:59
JxlColorProfile::num_channels
size_t num_channels
Definition cms_interface.h:64
types.h
Data types for the JPEG XL API, for both encoding and decoding.