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
|
//
// Copyright 2006 Johannes Hofmann <Johannes.Hofmann@gmx.de>
//
// This software may be used and distributed according to the terms
// of the GNU General Public License, incorporated herein by reference.
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include "TIFFOutputImage.H"
TIFFOutputImage::TIFFOutputImage(const char *f) {
file = strdup(f);
tiff = NULL;
row = NULL;
}
TIFFOutputImage::~TIFFOutputImage() {
if (row) {
free(row);
}
if (file) {
free(file);
}
}
int
TIFFOutputImage::init_internal(int w1, int h1) {
if (row) {
free(row);
row = NULL;
}
row = (unsigned char*) malloc(sizeof(char) * 4 * w1);
if (!row) {
perror("malloc");
return 1;
}
memset(row, 0, sizeof(char) * 4 * w1);
if (tiff) {
TIFFClose(tiff);
}
if((tiff = TIFFOpen(file, "w")) == NULL){
fprintf(stderr, "can't open %s\n", file);
return 1;
}
TIFFSetField(tiff, TIFFTAG_IMAGEWIDTH, w1);
TIFFSetField(tiff, TIFFTAG_IMAGELENGTH, h1);
TIFFSetField(tiff, TIFFTAG_COMPRESSION, COMPRESSION_DEFLATE);
TIFFSetField(tiff, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG);
TIFFSetField(tiff, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB);
TIFFSetField(tiff, TIFFTAG_ROWSPERSTRIP, 1);
TIFFSetField(tiff, TIFFTAG_BITSPERSAMPLE, 8);
TIFFSetField(tiff, TIFFTAG_SAMPLESPERPIXEL, 4);
return 0;
}
int
TIFFOutputImage::set_pixel_internal(int x, int r, int g, int b) {
row[x*4+0] = (unsigned char) r;
row[x*4+1] = (unsigned char) g;
row[x*4+2] = (unsigned char) b;
row[x*4+3] = 255;
return 0;
}
int
TIFFOutputImage::next_line_internal() {
TIFFWriteEncodedStrip(tiff, line -1 , row, W * 4);
memset(row, 0, sizeof(char) * 4 * W);
return 0;
}
int
TIFFOutputImage::done_internal() {
if (tiff) {
TIFFClose(tiff);
tiff = NULL;
}
if (row) {
free(row);
row = NULL;
}
return 0;
}
|
