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
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
|
/*
* Cineon and DPX image file format library routines.
*
* Copyright 1999 - 2002 David Hodson <hodsond@acm.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the Free
* Software Foundation; either version 2 of the License, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
*/
/** \file blender/imbuf/intern/cineon/logImageLib.c
* \ingroup imbcineon
*/
#include "cineonlib.h"
#include "dpxlib.h"
#include <stdio.h>
#include <math.h>
#include <stdlib.h>
#include <time.h> /* strftime() */
#include <sys/types.h>
#ifdef WIN32
#include <winsock.h>
#else
#include <netinet/in.h> /* htonl() */
#endif
#include <string.h> /* memset */
#include "BLI_fileops.h"
#define MIN_GAMMA 0.01
#define MAX_GAMMA 99.9
#define DEFAULT_GAMMA 1.0
#define DEFAULT_BLACK_POINT 95
#define DEFAULT_WHITE_POINT 685
void
logImageSetVerbose(int verbosity)
{
cineonSetVerbose(verbosity);
dpxSetVerbose(verbosity);
}
LogImageFile*
logImageOpen(const char* filename, int cineon)
{
if (cineon) {
return cineonOpen(filename);
}
else {
return dpxOpen(filename);
}
return 0;
}
LogImageFile*
logImageOpenFromMem(unsigned char *buffer, unsigned int size, int cineon)
{
if (cineon) {
return cineonOpenFromMem(buffer, size);
}
else {
return dpxOpenFromMem(buffer, size);
}
return 0;
}
LogImageFile*
logImageCreate(const char* filename, int cineon, int width, int height, int depth)
{
if (cineon) {
return cineonCreate(filename, width, height, depth);
}
else {
return dpxCreate(filename, width, height, depth);
}
return 0;
}
int
logImageGetSize(const LogImageFile* logImage, int* width, int* height, int* depth)
{
*width = logImage->width;
*height = logImage->height;
*depth = logImage->depth;
return 0;
}
int
logImageGetByteConversionDefaults(LogImageByteConversionParameters* params)
{
params->gamma = DEFAULT_GAMMA;
params->blackPoint = DEFAULT_BLACK_POINT;
params->whitePoint = DEFAULT_WHITE_POINT;
params->doLogarithm = 0;
return 0;
}
int
logImageGetByteConversion(const LogImageFile* logImage, LogImageByteConversionParameters* params)
{
params->gamma = logImage->params.gamma;
params->blackPoint = logImage->params.blackPoint;
params->whitePoint = logImage->params.whitePoint;
params->doLogarithm = 0;
return 0;
}
int
logImageSetByteConversion(LogImageFile* logImage, const LogImageByteConversionParameters* params)
{
if ((params->gamma >= MIN_GAMMA) &&
(params->gamma <= MAX_GAMMA) &&
(params->blackPoint >= 0) &&
(params->blackPoint < params->whitePoint) &&
(params->whitePoint <= 1023))
{
logImage->params.gamma = params->gamma;
logImage->params.blackPoint = params->blackPoint;
logImage->params.whitePoint = params->whitePoint;
logImage->params.doLogarithm = params->doLogarithm;
setupLut16(logImage);
return 0;
}
return 1;
}
int
logImageGetRowBytes(LogImageFile* logImage, unsigned short* row, int y)
{
return logImage->getRow(logImage, row, y);
}
int
logImageSetRowBytes(LogImageFile* logImage, const unsigned short* row, int y)
{
return logImage->setRow(logImage, row, y);
}
void
logImageClose(LogImageFile* logImage)
{
logImage->close(logImage);
}
void
logImageDump(const char* filename)
{
U32 magic;
FILE* foo = BLI_fopen(filename, "rb");
if (foo == 0) {
return;
}
if (fread(&magic, sizeof(magic), 1, foo) == 0) {
fclose(foo);
return;
}
fclose(foo);
if (magic == ntohl(CINEON_FILE_MAGIC)) {
#if 0
cineonDump(filename);
#endif
}
else if (magic == ntohl(DPX_FILE_MAGIC)) {
dpxDump(filename);
}
}
|
