| 97 |
|
TIFF *tif; |
| 98 |
|
unsigned short pconfig; |
| 99 |
|
unsigned short hi; |
| 100 |
– |
char *cp; |
| 100 |
|
register BYTE *scanin; |
| 101 |
|
register COLR *scanout; |
| 102 |
|
register int x; |
| 125 |
|
if (outf != NULL && strcmp(outf, "-") && |
| 126 |
|
freopen(outf, "w", stdout) == NULL) |
| 127 |
|
quiterr("cannot open Radiance output file"); |
| 129 |
– |
if (TIFFGetField(tif, TIFFTAG_IMAGEDESCRIPTION, &cp)) { |
| 130 |
– |
while (*cp && *cp == '\n') |
| 131 |
– |
cp++; |
| 132 |
– |
for (x = 0; cp[x]; x++) |
| 133 |
– |
if (cp[x] != '\n' || cp[x+1] != '\n') |
| 134 |
– |
putchar(cp[x]); |
| 135 |
– |
if (x && cp[x-1] != '\n') |
| 136 |
– |
putchar('\n'); |
| 137 |
– |
} |
| 128 |
|
fputs(progname, stdout); |
| 129 |
|
if (bradj) |
| 130 |
|
printf(" -e %+d", bradj); |
| 172 |
|
} |
| 173 |
|
|
| 174 |
|
|
| 185 |
– |
struct hdinfo { |
| 186 |
– |
char *buf; /* header buffer */ |
| 187 |
– |
char *pos; /* buffer position */ |
| 188 |
– |
char fmt[64]; /* format type */ |
| 189 |
– |
}; |
| 190 |
– |
|
| 191 |
– |
|
| 192 |
– |
headline(s, hd) /* add header line to buffer */ |
| 193 |
– |
register char *s; |
| 194 |
– |
register struct hdinfo *hd; |
| 195 |
– |
{ |
| 196 |
– |
register int i; |
| 197 |
– |
|
| 198 |
– |
if (isformat(s)) { |
| 199 |
– |
formatval(hd->fmt, s); |
| 200 |
– |
return; |
| 201 |
– |
} |
| 202 |
– |
if (hd->buf == NULL) |
| 203 |
– |
hd->pos = hd->buf = malloc(strlen(s)+1); |
| 204 |
– |
else { |
| 205 |
– |
i = hd->pos - hd->buf; |
| 206 |
– |
hd->buf = realloc(hd->buf, i+strlen(s)+1); |
| 207 |
– |
hd->pos = hd->buf + i; |
| 208 |
– |
} |
| 209 |
– |
if (hd->buf == NULL) |
| 210 |
– |
quiterr("out of memory in headline"); |
| 211 |
– |
while (*hd->pos++ = *s++) |
| 212 |
– |
; |
| 213 |
– |
} |
| 214 |
– |
|
| 215 |
– |
|
| 175 |
|
ra2tiff(inpf, outf) /* convert Radiance file to 24-bit TIFF */ |
| 176 |
|
char *inpf, *outf; |
| 177 |
|
{ |
| 219 |
– |
char buf[64]; |
| 220 |
– |
struct hdinfo hd; |
| 178 |
|
TIFF *tif; |
| 179 |
|
int xmax, ymax; |
| 180 |
|
BYTE *scanout; |
| 184 |
|
/* open Radiance file */ |
| 185 |
|
if (strcmp(inpf, "-") && freopen(inpf, "r", stdin) == NULL) |
| 186 |
|
quiterr("cannot open Radiance input file"); |
| 187 |
< |
hd.buf = NULL; hd.fmt[0] = '\0'; |
| 188 |
< |
getheader(stdin, headline, &hd); |
| 232 |
< |
if (bradj) |
| 233 |
< |
sprintf(buf, "%s -e %+d\n", progname, bradj); |
| 234 |
< |
else |
| 235 |
< |
sprintf(buf, "%s\n", progname); |
| 236 |
< |
headline(buf, &hd); |
| 237 |
< |
if (hd.fmt[0] && strcmp(hd.fmt, COLRFMT)) |
| 238 |
< |
quiterr("input not a Radiance picture"); |
| 239 |
< |
if (fgetresolu(&xmax, &ymax, stdin) != (YDECR|YMAJOR)) |
| 187 |
> |
if (checkheader(stdin, COLRFMT, NULL) < 0 || |
| 188 |
> |
fgetresolu(&xmax, &ymax, stdin) != (YDECR|YMAJOR)) |
| 189 |
|
quiterr("bad Radiance picture"); |
| 190 |
|
/* open TIFF file */ |
| 191 |
|
if ((tif = TIFFOpen(outf, "w")) == NULL) |
| 196 |
|
TIFFSetField(tif, TIFFTAG_BITSPERSAMPLE, 8); |
| 197 |
|
TIFFSetField(tif, TIFFTAG_PHOTOMETRIC, 2); |
| 198 |
|
TIFFSetField(tif, TIFFTAG_PLANARCONFIG, 1); |
| 250 |
– |
TIFFSetField(tif, TIFFTAG_IMAGEDESCRIPTION, hd.buf); |
| 199 |
|
/* allocate scanlines */ |
| 200 |
|
scanin = (COLR *)malloc(xmax*sizeof(COLR)); |
| 201 |
|
scanout = (BYTE *)malloc(TIFFScanlineSize(tif)); |
| 220 |
|
free((char *)scanin); |
| 221 |
|
free((char *)scanout); |
| 222 |
|
TIFFClose(tif); |
| 275 |
– |
free(hd.buf); |
| 223 |
|
} |
