OpenJPH Open-source implementation of JPEG2000 Part-15

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ojph_colour.h
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1//***************************************************************************/
2// This software is released under the 2-Clause BSD license, included
3// below.
4//
5// Copyright (c) 2019, Aous Naman
6// Copyright (c) 2019, Kakadu Software Pty Ltd, Australia
7// Copyright (c) 2019, The University of New South Wales, Australia
8//
9// Redistribution and use in source and binary forms, with or without
10// modification, are permitted provided that the following conditions are
11// met:
12//
13// 1. Redistributions of source code must retain the above copyright
14// notice, this list of conditions and the following disclaimer.
15//
16// 2. Redistributions in binary form must reproduce the above copyright
17// notice, this list of conditions and the following disclaimer in the
18// documentation and/or other materials provided with the distribution.
19//
20// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
21// IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
22// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
23// PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24// HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
26// TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31//***************************************************************************/
32// This file is part of the OpenJPH software implementation.
33// File: ojph_colour.h
34// Author: Aous Naman
35// Date: 28 August 2019
36//***************************************************************************/
37
38
39#ifndef OJPH_COLOR_H
40#define OJPH_COLOR_H
41
42 namespace ojph {
43
44 // defined elsewhere
45 class line_buf;
46
47 namespace local {
48
50 void init_colour_transform_functions();
51
53 extern void (*rev_convert)
54 (const line_buf *src_line, const ui32 src_line_offset,
55 line_buf *dst_line, const ui32 dst_line_offset,
56 si64 shift, ui32 width);
57
59 extern void (*rev_convert_nlt_type3)
60 (const line_buf *src_line, const ui32 src_line_offset,
61 line_buf *dst_line, const ui32 dst_line_offset,
62 si64 shift, ui32 width);
63
64
66 extern void (*irv_convert_to_integer) (
67 const line_buf *src_line, line_buf *dst_line, ui32 dst_line_offset,
68 ui32 bit_depth, bool is_signed, ui32 width);
69
71 extern void (*irv_convert_to_float) (
72 const line_buf *src_line, ui32 src_line_offset,
73 line_buf *dst_line, ui32 bit_depth, bool is_signed, ui32 width);
74
76 extern void (*irv_convert_to_integer_nlt_type3) (
77 const line_buf *src_line, line_buf *dst_line, ui32 dst_line_offset,
78 ui32 bit_depth, bool is_signed, ui32 width);
79
81 extern void (*irv_convert_to_float_nlt_type3) (
82 const line_buf *src_line, ui32 src_line_offset,
83 line_buf *dst_line, ui32 bit_depth, bool is_signed, ui32 width);
84
86 extern void (*rct_forward)
87 (const line_buf *r, const line_buf *g, const line_buf *b,
88 line_buf *y, line_buf *cb, line_buf *cr, ui32 repeat);
89
91 extern void (*rct_backward)
92 (const line_buf *y, const line_buf *cb, const line_buf *cr,
93 line_buf *r, line_buf *g, line_buf *b, ui32 repeat);
94
96 extern void (*ict_forward)
97 (const float *r, const float *g, const float *b,
98 float *y, float *cb, float *cr, ui32 repeat);
99
101 extern void (*ict_backward)
102 (const float *y, const float *cb, const float *cr,
103 float *r, float *g, float *b, ui32 repeat);
104 }
105}
106
107
108
109#endif // !OJPH_COLOR_H
ojph::line_buf
Definition ojph_mem.h:161
ojph::local
Definition ojph_bitbuffer_read.h:52
ojph::local::rct_forward
void(* rct_forward)(const line_buf *r, const line_buf *g, const line_buf *b, line_buf *y, line_buf *cb, line_buf *cr, ui32 repeat)
Definition ojph_colour.cpp:90
ojph::local::ict_forward
void(* ict_forward)(const float *r, const float *g, const float *b, float *y, float *cb, float *cr, ui32 repeat)
Definition ojph_colour.cpp:100
ojph::local::irv_convert_to_integer_nlt_type3
void(* irv_convert_to_integer_nlt_type3)(const line_buf *src_line, line_buf *dst_line, ui32 dst_line_offset, ui32 bit_depth, bool is_signed, ui32 width)
Definition ojph_colour.cpp:79
ojph::local::irv_convert_to_float
void(* irv_convert_to_float)(const line_buf *src_line, ui32 src_line_offset, line_buf *dst_line, ui32 bit_depth, bool is_signed, ui32 width)
Definition ojph_colour.cpp:74
ojph::local::ict_backward
void(* ict_backward)(const float *y, const float *cb, const float *cr, float *r, float *g, float *b, ui32 repeat)
Definition ojph_colour.cpp:105
ojph::local::init_colour_transform_functions
void init_colour_transform_functions()
Definition ojph_colour.cpp:109
ojph::local::rct_backward
void(* rct_backward)(const line_buf *r, const line_buf *g, const line_buf *b, line_buf *y, line_buf *cb, line_buf *cr, ui32 repeat)
Definition ojph_colour.cpp:95
ojph::local::irv_convert_to_integer
void(* irv_convert_to_integer)(const line_buf *src_line, line_buf *dst_line, ui32 dst_line_offset, ui32 bit_depth, bool is_signed, ui32 width)
Definition ojph_colour.cpp:69
ojph::local::irv_convert_to_float_nlt_type3
void(* irv_convert_to_float_nlt_type3)(const line_buf *src_line, ui32 src_line_offset, line_buf *dst_line, ui32 bit_depth, bool is_signed, ui32 width)
Definition ojph_colour.cpp:84
ojph::local::rev_convert_nlt_type3
void(* rev_convert_nlt_type3)(const line_buf *src_line, const ui32 src_line_offset, line_buf *dst_line, const ui32 dst_line_offset, si64 shift, ui32 width)
Definition ojph_colour.cpp:63
ojph::local::rev_convert
void(* rev_convert)(const line_buf *src_line, const ui32 src_line_offset, line_buf *dst_line, const ui32 dst_line_offset, si64 shift, ui32 width)
Definition ojph_colour.cpp:57
ojph
Definition ojph_img_io.h:52
ojph::si64
int64_t si64
Definition ojph_defs.h:57
ojph::ui32
uint32_t ui32
Definition ojph_defs.h:54