1 |
gwlarson |
3.1 |
#ifndef lint |
2 |
greg |
3.9 |
static const char RCSid[] = "$Id: normtiff.c,v 3.8 2004/03/28 20:33:14 schorsch Exp $"; |
3 |
gwlarson |
3.1 |
#endif |
4 |
|
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/* |
5 |
|
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* Tone map SGILOG TIFF or Radiance picture and output 24-bit RGB TIFF |
6 |
|
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*/ |
7 |
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8 |
|
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#include <stdio.h> |
9 |
|
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#include <math.h> |
10 |
greg |
3.4 |
#include <time.h> |
11 |
schorsch |
3.7 |
#include <string.h> |
12 |
|
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|
13 |
gwlarson |
3.1 |
#include "tiffio.h" |
14 |
|
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#include "color.h" |
15 |
|
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#include "tonemap.h" |
16 |
schorsch |
3.8 |
#include "tmaptiff.h" |
17 |
gwlarson |
3.1 |
#include "resolu.h" |
18 |
|
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|
19 |
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|
20 |
|
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TIFF *tifout; /* TIFF output */ |
21 |
|
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int flags = TM_F_CAMERA; /* tone-mapping flags */ |
22 |
|
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RGBPRIMP rgbp = stdprims; /* display primaries */ |
23 |
|
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RGBPRIMS myprims; /* overriding display primaries */ |
24 |
|
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double ldmax = 100.; /* maximum display luminance */ |
25 |
|
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double lddyn = 32.; /* display dynamic range */ |
26 |
|
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double gamv = 2.2; /* display gamma value */ |
27 |
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|
28 |
|
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short ortab[8] = { /* orientation conversion table */ |
29 |
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YMAJOR|YDECR, |
30 |
|
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YMAJOR|YDECR|XDECR, |
31 |
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YMAJOR|XDECR, |
32 |
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YMAJOR, |
33 |
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YDECR, |
34 |
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XDECR|YDECR, |
35 |
|
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XDECR, |
36 |
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0 |
37 |
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}; |
38 |
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|
39 |
gwlarson |
3.3 |
typedef struct { |
40 |
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FILE *fp; /* file pointer */ |
41 |
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char fmt[32]; /* picture format */ |
42 |
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double pa; /* pixel aspect ratio */ |
43 |
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RESOLU rs; /* picture resolution */ |
44 |
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} PICTURE; |
45 |
gwlarson |
3.1 |
|
46 |
greg |
3.9 |
uint16 comp = COMPRESSION_NONE; /* TIFF compression mode */ |
47 |
gwlarson |
3.1 |
|
48 |
greg |
3.4 |
#define closepicture(p) (fclose((p)->fp),free((void *)(p))) |
49 |
gwlarson |
3.3 |
|
50 |
schorsch |
3.7 |
static gethfunc headline; |
51 |
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|
52 |
greg |
3.9 |
static int headline(char *s, void *pp); |
53 |
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static PICTURE *openpicture(char *fname); |
54 |
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static int tmap_picture(char *fname, PICTURE *pp); |
55 |
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static int tmap_tiff(char *fname, TIFF *tp); |
56 |
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static int putimage(uint16 or, uint32 xs, uint32 ys, float xr, float yr, |
57 |
schorsch |
3.8 |
uint16 ru, BYTE *pd); |
58 |
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|
59 |
gwlarson |
3.3 |
|
60 |
schorsch |
3.7 |
int |
61 |
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main( |
62 |
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int argc, |
63 |
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char *argv[] |
64 |
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) |
65 |
gwlarson |
3.1 |
{ |
66 |
gwlarson |
3.3 |
PICTURE *pin = NULL; |
67 |
gwlarson |
3.1 |
TIFF *tin = NULL; |
68 |
gwlarson |
3.2 |
int i, rval; |
69 |
gwlarson |
3.1 |
|
70 |
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for (i = 1; i < argc && argv[i][0] == '-'; i++) |
71 |
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switch (argv[i][1]) { |
72 |
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case 'h': /* human observer settings */ |
73 |
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flags = TM_F_HUMAN; |
74 |
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break; |
75 |
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case 's': /* toggle human contrast */ |
76 |
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flags ^= TM_F_HCONTR; |
77 |
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break; |
78 |
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case 'c': /* toggle mesopic sens. */ |
79 |
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flags ^= TM_F_MESOPIC; |
80 |
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break; |
81 |
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case 'l': /* toggle linear mapping */ |
82 |
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flags ^= TM_F_LINEAR; |
83 |
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break; |
84 |
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case 'b': /* toggle greyscale output */ |
85 |
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flags ^= TM_F_BW; |
86 |
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break; |
87 |
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case 'g': /* set display gamma */ |
88 |
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if (argc-i < 2) goto userr; |
89 |
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gamv = atof(argv[++i]); |
90 |
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break; |
91 |
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case 'u': /* set display maximum */ |
92 |
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if (argc-i < 2) goto userr; |
93 |
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ldmax = atof(argv[++i]); |
94 |
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break; |
95 |
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case 'd': /* set display dynamic range */ |
96 |
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if (argc-i < 2) goto userr; |
97 |
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lddyn = atof(argv[++i]); |
98 |
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break; |
99 |
greg |
3.9 |
case 'z': /* LZW compression */ |
100 |
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comp = COMPRESSION_LZW; |
101 |
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break; |
102 |
gwlarson |
3.1 |
case 'p': /* set display primaries */ |
103 |
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if (argc-i < 9) goto userr; |
104 |
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myprims[RED][CIEX] = atof(argv[++i]); |
105 |
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myprims[RED][CIEY] = atof(argv[++i]); |
106 |
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myprims[GRN][CIEX] = atof(argv[++i]); |
107 |
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myprims[GRN][CIEY] = atof(argv[++i]); |
108 |
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myprims[BLU][CIEX] = atof(argv[++i]); |
109 |
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myprims[BLU][CIEY] = atof(argv[++i]); |
110 |
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myprims[WHT][CIEX] = atof(argv[++i]); |
111 |
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myprims[WHT][CIEY] = atof(argv[++i]); |
112 |
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rgbp = myprims; |
113 |
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break; |
114 |
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default: |
115 |
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goto userr; |
116 |
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} |
117 |
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if (argc-i < 2) goto userr; |
118 |
gwlarson |
3.3 |
if ((pin = openpicture(argv[i])) == NULL && |
119 |
gwlarson |
3.1 |
(tin = TIFFOpen(argv[i], "r")) == NULL) { |
120 |
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fprintf(stderr, "%s: cannot open or interpret file \"%s\"\n", |
121 |
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argv[0], argv[i]); |
122 |
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exit(1); |
123 |
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} |
124 |
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if ((tifout = TIFFOpen(argv[i+1], "w")) == NULL) { |
125 |
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fprintf(stderr, "%s: cannot open output TIFF \"%s\"\n", |
126 |
|
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argv[0], argv[i+1]); |
127 |
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exit(1); |
128 |
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} |
129 |
gwlarson |
3.3 |
if (pin != NULL) { |
130 |
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rval = tmap_picture(argv[i], pin); |
131 |
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closepicture(pin); |
132 |
gwlarson |
3.1 |
} else { |
133 |
gwlarson |
3.2 |
rval = tmap_tiff(argv[i], tin); |
134 |
gwlarson |
3.1 |
TIFFClose(tin); |
135 |
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} |
136 |
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TIFFClose(tifout); |
137 |
gwlarson |
3.2 |
exit(rval==0 ? 0 : 1); |
138 |
gwlarson |
3.1 |
userr: |
139 |
|
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fprintf(stderr, |
140 |
greg |
3.9 |
"Usage: %s [-h][-s][-c][-l][-b][-g gv][-d ld][-u lm][-z][-p xr yr xg yg xb yb xw yw] input.{tif|pic} output.tif\n", |
141 |
gwlarson |
3.1 |
argv[0]); |
142 |
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exit(1); |
143 |
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} |
144 |
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145 |
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146 |
schorsch |
3.7 |
static int |
147 |
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headline( /* process line from header */ |
148 |
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char *s, |
149 |
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void *pp |
150 |
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) |
151 |
gwlarson |
3.3 |
{ |
152 |
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register char *cp; |
153 |
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|
154 |
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for (cp = s; *cp; cp++) |
155 |
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if (*cp & 0x80) |
156 |
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return(-1); /* non-ascii in header */ |
157 |
|
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if (isaspect(s)) |
158 |
schorsch |
3.7 |
((PICTURE *)pp)->pa *= aspectval(s); |
159 |
gwlarson |
3.3 |
else |
160 |
schorsch |
3.7 |
formatval(((PICTURE *)pp)->fmt, s); |
161 |
gwlarson |
3.3 |
return(0); |
162 |
|
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} |
163 |
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|
164 |
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|
165 |
schorsch |
3.8 |
static PICTURE * |
166 |
|
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openpicture( /* open/check Radiance picture file */ |
167 |
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char *fname |
168 |
|
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) |
169 |
gwlarson |
3.1 |
{ |
170 |
|
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FILE *fp; |
171 |
gwlarson |
3.3 |
register PICTURE *pp; |
172 |
gwlarson |
3.1 |
register char *cp; |
173 |
|
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/* check filename suffix */ |
174 |
|
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if (fname == NULL) return(NULL); |
175 |
|
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for (cp = fname; *cp; cp++) |
176 |
|
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; |
177 |
|
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while (cp > fname && cp[-1] != '.') |
178 |
|
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if (*--cp == '/') { |
179 |
|
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cp = fname; |
180 |
|
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break; |
181 |
|
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} |
182 |
|
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if (cp > fname && !strncmp(cp, "tif", 3)) |
183 |
|
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return(NULL); /* assume it's a TIFF */ |
184 |
|
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/* else try opening it */ |
185 |
|
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if ((fp = fopen(fname, "r")) == NULL) |
186 |
|
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return(NULL); |
187 |
gwlarson |
3.3 |
/* allocate struct */ |
188 |
|
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if ((pp = (PICTURE *)malloc(sizeof(PICTURE))) == NULL) |
189 |
|
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return(NULL); /* serious error -- should exit? */ |
190 |
|
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pp->fp = fp; pp->fmt[0] = '\0'; pp->pa = 1.; |
191 |
|
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/* load header */ |
192 |
schorsch |
3.7 |
if (getheader(fp, headline, pp) < 0) { |
193 |
gwlarson |
3.3 |
closepicture(pp); |
194 |
gwlarson |
3.1 |
return(NULL); |
195 |
|
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} |
196 |
gwlarson |
3.3 |
if (!pp->fmt[0]) /* assume RGBE if unspecified */ |
197 |
|
|
strcpy(pp->fmt, COLRFMT); |
198 |
|
|
if (!globmatch(PICFMT, pp->fmt) || !fgetsresolu(&pp->rs, fp)) { |
199 |
|
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closepicture(pp); /* failed test -- close file */ |
200 |
|
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return(NULL); |
201 |
|
|
} |
202 |
gwlarson |
3.1 |
rewind(fp); /* passed test -- rewind file */ |
203 |
gwlarson |
3.3 |
return(pp); |
204 |
gwlarson |
3.1 |
} |
205 |
|
|
|
206 |
|
|
|
207 |
schorsch |
3.8 |
static int |
208 |
|
|
tmap_picture( /* tone map Radiance picture */ |
209 |
|
|
char *fname, |
210 |
|
|
register PICTURE *pp |
211 |
|
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) |
212 |
gwlarson |
3.1 |
{ |
213 |
|
|
uint16 orient; |
214 |
|
|
int xsiz, ysiz; |
215 |
|
|
BYTE *pix; |
216 |
|
|
/* read and tone map picture */ |
217 |
|
|
if (tmMapPicture(&pix, &xsiz, &ysiz, flags, |
218 |
gwlarson |
3.3 |
rgbp, gamv, lddyn, ldmax, fname, pp->fp) != TM_E_OK) |
219 |
gwlarson |
3.2 |
return(-1); |
220 |
gwlarson |
3.3 |
/* figure out TIFF orientation */ |
221 |
|
|
for (orient = 8; --orient; ) |
222 |
greg |
3.4 |
if (ortab[orient] == pp->rs.rt) |
223 |
gwlarson |
3.3 |
break; |
224 |
gwlarson |
3.1 |
orient++; |
225 |
|
|
/* put out our image */ |
226 |
gwlarson |
3.2 |
if (putimage(orient, (uint32)xsiz, (uint32)ysiz, |
227 |
gwlarson |
3.3 |
72., 72./pp->pa, 2, pix) != 0) |
228 |
gwlarson |
3.2 |
return(-1); |
229 |
gwlarson |
3.1 |
/* free data and we're done */ |
230 |
greg |
3.4 |
free((void *)pix); |
231 |
gwlarson |
3.2 |
return(0); |
232 |
gwlarson |
3.1 |
} |
233 |
|
|
|
234 |
|
|
|
235 |
schorsch |
3.8 |
static int |
236 |
|
|
tmap_tiff( /* tone map SGILOG TIFF */ |
237 |
|
|
char *fname, |
238 |
|
|
TIFF *tp |
239 |
|
|
) |
240 |
gwlarson |
3.1 |
{ |
241 |
|
|
float xres, yres; |
242 |
|
|
uint16 orient, resunit, phot; |
243 |
|
|
int xsiz, ysiz; |
244 |
|
|
BYTE *pix; |
245 |
|
|
/* check to make sure it's SGILOG */ |
246 |
|
|
TIFFGetFieldDefaulted(tp, TIFFTAG_PHOTOMETRIC, &phot); |
247 |
schorsch |
3.6 |
if ((phot == PHOTOMETRIC_LOGL) | (phot == PHOTOMETRIC_MINISBLACK)) |
248 |
gwlarson |
3.1 |
flags |= TM_F_BW; |
249 |
|
|
/* read and tone map TIFF */ |
250 |
|
|
if (tmMapTIFF(&pix, &xsiz, &ysiz, flags, |
251 |
|
|
rgbp, gamv, lddyn, ldmax, fname, tp) != TM_E_OK) |
252 |
gwlarson |
3.2 |
return(-1); |
253 |
gwlarson |
3.1 |
/* get relevant tags */ |
254 |
|
|
TIFFGetFieldDefaulted(tp, TIFFTAG_RESOLUTIONUNIT, &resunit); |
255 |
|
|
TIFFGetFieldDefaulted(tp, TIFFTAG_XRESOLUTION, &xres); |
256 |
|
|
TIFFGetFieldDefaulted(tp, TIFFTAG_YRESOLUTION, &yres); |
257 |
|
|
TIFFGetFieldDefaulted(tp, TIFFTAG_ORIENTATION, &orient); |
258 |
|
|
/* put out our image */ |
259 |
gwlarson |
3.2 |
if (putimage(orient, (uint32)xsiz, (uint32)ysiz, |
260 |
|
|
xres, yres, resunit, pix) != 0) |
261 |
|
|
return(-1); |
262 |
gwlarson |
3.1 |
/* free data and we're done */ |
263 |
greg |
3.4 |
free((void *)pix); |
264 |
gwlarson |
3.2 |
return(0); |
265 |
gwlarson |
3.1 |
} |
266 |
|
|
|
267 |
|
|
|
268 |
schorsch |
3.8 |
static int |
269 |
|
|
putimage( /* write out our image */ |
270 |
|
|
uint16 or, |
271 |
|
|
uint32 xs, |
272 |
|
|
uint32 ys, |
273 |
|
|
float xr, |
274 |
|
|
float yr, |
275 |
greg |
3.9 |
uint16 ru, |
276 |
schorsch |
3.8 |
BYTE *pd |
277 |
|
|
) |
278 |
gwlarson |
3.1 |
{ |
279 |
|
|
register int y; |
280 |
|
|
uint32 rowsperstrip; |
281 |
|
|
|
282 |
|
|
TIFFSetField(tifout, TIFFTAG_COMPRESSION, COMPRESSION_NONE); |
283 |
|
|
if (flags & TM_F_BW) { |
284 |
|
|
TIFFSetField(tifout, TIFFTAG_PHOTOMETRIC, |
285 |
|
|
PHOTOMETRIC_MINISBLACK); |
286 |
|
|
TIFFSetField(tifout, TIFFTAG_SAMPLESPERPIXEL, 1); |
287 |
|
|
} else { |
288 |
|
|
TIFFSetField(tifout, TIFFTAG_PHOTOMETRIC, PHOTOMETRIC_RGB); |
289 |
|
|
TIFFSetField(tifout, TIFFTAG_SAMPLESPERPIXEL, 3); |
290 |
|
|
} |
291 |
|
|
if (rgbp != stdprims) { |
292 |
|
|
TIFFSetField(tifout, TIFFTAG_PRIMARYCHROMATICITIES, |
293 |
|
|
(float *)rgbp); |
294 |
|
|
TIFFSetField(tifout, TIFFTAG_WHITEPOINT, (float *)rgbp[WHT]); |
295 |
|
|
} |
296 |
|
|
TIFFSetField(tifout, TIFFTAG_BITSPERSAMPLE, 8); |
297 |
|
|
TIFFSetField(tifout, TIFFTAG_IMAGEWIDTH, xs); |
298 |
|
|
TIFFSetField(tifout, TIFFTAG_IMAGELENGTH, ys); |
299 |
|
|
TIFFSetField(tifout, TIFFTAG_RESOLUTIONUNIT, ru); |
300 |
greg |
3.9 |
TIFFSetField(tifout, TIFFTAG_COMPRESSION, comp); |
301 |
gwlarson |
3.1 |
TIFFSetField(tifout, TIFFTAG_XRESOLUTION, xr); |
302 |
|
|
TIFFSetField(tifout, TIFFTAG_YRESOLUTION, yr); |
303 |
|
|
TIFFSetField(tifout, TIFFTAG_PLANARCONFIG, PLANARCONFIG_CONTIG); |
304 |
|
|
TIFFSetField(tifout, TIFFTAG_ORIENTATION, or); |
305 |
|
|
/* compute good strip size */ |
306 |
|
|
rowsperstrip = 8192/TIFFScanlineSize(tifout); |
307 |
|
|
if (rowsperstrip < 1) rowsperstrip = 1; |
308 |
|
|
TIFFSetField(tifout, TIFFTAG_ROWSPERSTRIP, rowsperstrip); |
309 |
|
|
/* write out scanlines */ |
310 |
|
|
if (flags & TM_F_BW) { |
311 |
|
|
for (y = 0; y < ys; y++) |
312 |
|
|
if (TIFFWriteScanline(tifout, pd + y*xs, y, 0) < 0) |
313 |
|
|
goto writerr; |
314 |
|
|
} else { |
315 |
|
|
for (y = 0; y < ys; y++) |
316 |
|
|
if (TIFFWriteScanline(tifout, pd + y*3*xs, y, 0) < 0) |
317 |
|
|
goto writerr; |
318 |
|
|
} |
319 |
gwlarson |
3.2 |
return(0); /* all done! */ |
320 |
gwlarson |
3.1 |
writerr: |
321 |
|
|
fputs("Error writing TIFF output\n", stderr); |
322 |
gwlarson |
3.2 |
return(-1); |
323 |
gwlarson |
3.1 |
} |