OpenJPEG: sparse_array.h Source File

OpenJPEG 2.5.3

sparse_array.h
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1/*
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30 */
31
32#include "opj_includes.h"
33
34#ifndef OPJ_SPARSE_ARRAY_H
35#define OPJ_SPARSE_ARRAY_H
51
53 typedef struct opj_sparse_array_int32 opj_sparse_array_int32_t;
54
62 opj_sparse_array_int32_t* opj_sparse_array_int32_create(OPJ_UINT32 width,
63 OPJ_UINT32 height,
64 OPJ_UINT32 block_width,
65 OPJ_UINT32 block_height);
66
70void opj_sparse_array_int32_free(opj_sparse_array_int32_t* sa);
71
80 OPJ_BOOL opj_sparse_array_is_region_valid(const opj_sparse_array_int32_t* sa,
81 OPJ_UINT32 x0,
82 OPJ_UINT32 y0,
83 OPJ_UINT32 x1,
84 OPJ_UINT32 y1);
85
102 OPJ_BOOL opj_sparse_array_int32_read(const opj_sparse_array_int32_t* sa,
103 OPJ_UINT32 x0,
104 OPJ_UINT32 y0,
105 OPJ_UINT32 x1,
106 OPJ_UINT32 y1,
107 OPJ_INT32* dest,
108 OPJ_UINT32 dest_col_stride,
109 OPJ_UINT32 dest_line_stride,
110 OPJ_BOOL forgiving);
111
112
129 OPJ_BOOL opj_sparse_array_int32_write(opj_sparse_array_int32_t* sa,
130 OPJ_UINT32 x0,
131 OPJ_UINT32 y0,
132 OPJ_UINT32 x1,
133 OPJ_UINT32 y1,
134 const OPJ_INT32* src,
135 OPJ_UINT32 src_col_stride,
136 OPJ_UINT32 src_line_stride,
137 OPJ_BOOL forgiving);
138
141#endif /* OPJ_SPARSE_ARRAY_H */
OPJ_INT32
int32_t OPJ_INT32
Definition openjpeg.h:131
OPJ_UINT32
uint32_t OPJ_UINT32
Definition openjpeg.h:132
OPJ_BOOL
int OPJ_BOOL
Definition openjpeg.h:116
opj_includes.h
opj_sparse_array_int32_read
OPJ_BOOL opj_sparse_array_int32_read(const opj_sparse_array_int32_t *sa, OPJ_UINT32 x0, OPJ_UINT32 y0, OPJ_UINT32 x1, OPJ_UINT32 y1, OPJ_INT32 *dest, OPJ_UINT32 dest_col_stride, OPJ_UINT32 dest_line_stride, OPJ_BOOL forgiving)
Read the content of a rectangular region of the sparse array into a user buffer.
Definition sparse_array.c:311
opj_sparse_array_int32_write
OPJ_BOOL opj_sparse_array_int32_write(opj_sparse_array_int32_t *sa, OPJ_UINT32 x0, OPJ_UINT32 y0, OPJ_UINT32 x1, OPJ_UINT32 y1, const OPJ_INT32 *src, OPJ_UINT32 src_col_stride, OPJ_UINT32 src_line_stride, OPJ_BOOL forgiving)
Write the content of a rectangular region into the sparse array from a user buffer.
Definition sparse_array.c:330
opj_sparse_array_is_region_valid
OPJ_BOOL opj_sparse_array_is_region_valid(const opj_sparse_array_int32_t *sa, OPJ_UINT32 x0, OPJ_UINT32 y0, OPJ_UINT32 x1, OPJ_UINT32 y1)
Returns whether region bounds are valid (non empty and within array bounds)
Definition sparse_array.c:95
opj_sparse_array_int32_create
opj_sparse_array_int32_t * opj_sparse_array_int32_create(OPJ_UINT32 width, OPJ_UINT32 height, OPJ_UINT32 block_width, OPJ_UINT32 block_height)
Creates a new sparse array.
Definition sparse_array.c:45
opj_sparse_array_int32_free
void opj_sparse_array_int32_free(opj_sparse_array_int32_t *sa)
Frees a sparse array.
Definition sparse_array.c:81
opj_sparse_array_int32
Definition sparse_array.c:35
opj_sparse_array_int32::width
OPJ_UINT32 width
Definition sparse_array.c:36
opj_sparse_array_int32::block_height
OPJ_UINT32 block_height
Definition sparse_array.c:39
opj_sparse_array_int32::block_width
OPJ_UINT32 block_width
Definition sparse_array.c:38
opj_sparse_array_int32::height
OPJ_UINT32 height
Definition sparse_array.c:37