18 |
|
|
19 |
|
VIEW vw = STDVIEW; |
20 |
|
int gotvw = 0; |
21 |
< |
char fmt[MAXFMTLEN] = "Unknown"; |
21 |
> |
char fmt[MAXFMTLEN] = "ascii"; /* assumed when unspecified */ |
22 |
|
int ncomp = 0; |
23 |
|
RESOLU res; |
24 |
|
int rmin, cmin, nrows, ncols; |
79 |
|
return(1); |
80 |
|
writerr: |
81 |
|
fputs(progname, stderr); |
82 |
< |
fputs(": error writing scanline\n", stderr); |
82 |
> |
fputs(": error writing picture\n", stderr); |
83 |
|
return(0); |
84 |
|
readerr: |
85 |
|
fputs(progname, stderr); |
86 |
< |
fputs(": error reading scanline\n", stderr); |
86 |
> |
fputs(": error reading picture\n", stderr); |
87 |
|
return(0); |
88 |
|
} |
89 |
|
|
199 |
|
return(0); |
200 |
|
} |
201 |
|
|
202 |
+ |
/* Adjust (crop) our view */ |
203 |
+ |
static int |
204 |
+ |
adjust_view(void) |
205 |
+ |
{ |
206 |
+ |
double p0[2], p1[2]; |
207 |
+ |
const char *err; |
208 |
+ |
|
209 |
+ |
if (res.rt & YMAJOR) { |
210 |
+ |
p0[0] = cmin/(double)res.xr; |
211 |
+ |
p0[1] = rmin/(double)res.yr; |
212 |
+ |
p1[0] = (cmin+ncols)/(double)res.xr; |
213 |
+ |
p1[1] = (rmin+nrows)/(double)res.yr; |
214 |
+ |
} else { |
215 |
+ |
p0[0] = rmin/(double)res.xr; |
216 |
+ |
p0[1] = cmin/(double)res.yr; |
217 |
+ |
p1[0] = (rmin+nrows)/(double)res.xr; |
218 |
+ |
p1[1] = (cmin+ncols)/(double)res.yr; |
219 |
+ |
} |
220 |
+ |
if (res.rt & XDECR) { |
221 |
+ |
p0[0] = 1. - p0[0]; |
222 |
+ |
p1[0] = 1. - p1[0]; |
223 |
+ |
} |
224 |
+ |
if (res.rt & YDECR) { |
225 |
+ |
p0[1] = 1. - p0[1]; |
226 |
+ |
p1[1] = 1. - p1[1]; |
227 |
+ |
} |
228 |
+ |
err = cropview(&vw, p0[0], p0[1], p1[0], p1[1]); |
229 |
+ |
if (err) { |
230 |
+ |
fputs(progname, stderr); |
231 |
+ |
fputs(": view error - ", stderr); |
232 |
+ |
fputs(err, stderr); |
233 |
+ |
fputc('\n', stderr); |
234 |
+ |
return(0); |
235 |
+ |
} |
236 |
+ |
return(1); |
237 |
+ |
} |
238 |
+ |
|
239 |
+ |
|
240 |
|
/* Main routine -- load header and call processor */ |
241 |
|
int |
242 |
|
main(int argc, char *argv[]) |
272 |
|
fputs(": cannot open for writing\n", stderr); |
273 |
|
return(1); |
274 |
|
} |
275 |
+ |
#ifdef getc_unlocked /* avoid stupid semaphores */ |
276 |
+ |
flockfile(fp); |
277 |
+ |
flockfile(stdout); |
278 |
+ |
#endif |
279 |
|
/* process information header */ |
280 |
|
if (getheader(fp, headline, NULL) < 0) { |
281 |
|
fputs(progname, stderr); |
299 |
|
fputs(": illegal crop\n", stderr); |
300 |
|
return(1); |
301 |
|
} |
302 |
< |
printargs(argc, argv, stdout); |
303 |
< |
if (gotvw) { |
304 |
< |
double p0[2], p1[2]; |
263 |
< |
const char *err; |
264 |
< |
if (res.rt & YMAJOR) { |
265 |
< |
p0[0] = cmin/(double)res.xr; |
266 |
< |
p0[1] = rmin/(double)res.yr; |
267 |
< |
p1[0] = (cmin+ncols)/(double)res.xr; |
268 |
< |
p1[1] = (rmin+nrows)/(double)res.yr; |
269 |
< |
} else { |
270 |
< |
p0[1] = cmin/(double)res.xr; |
271 |
< |
p0[0] = rmin/(double)res.yr; |
272 |
< |
p1[1] = (cmin+ncols)/(double)res.xr; |
273 |
< |
p1[0] = (rmin+nrows)/(double)res.yr; |
274 |
< |
} |
275 |
< |
if (res.rt & XDECR) { |
276 |
< |
p0[0] = 1. - p0[0]; |
277 |
< |
p1[0] = 1. - p1[0]; |
278 |
< |
} |
279 |
< |
if (res.rt & YDECR) { |
280 |
< |
p0[1] = 1. - p0[1]; |
281 |
< |
p1[1] = 1. - p1[1]; |
282 |
< |
} |
283 |
< |
err = cropview(&vw, p0[0], p0[1], p1[0], p1[1]); |
284 |
< |
if (err) { |
285 |
< |
fputs(progname, stderr); |
286 |
< |
fputs(": view error - ", stderr); |
287 |
< |
fputs(err, stderr); |
288 |
< |
fputc('\n', stderr); |
289 |
< |
return(1); |
290 |
< |
} |
291 |
< |
fputs(VIEWSTR, stdout); |
302 |
> |
printargs(5, argv, stdout); /* add to header */ |
303 |
> |
if (gotvw && adjust_view()) { |
304 |
> |
fputs(VIEWSTR, stdout); /* write adjusted view */ |
305 |
|
fprintview(&vw, stdout); |
306 |
|
fputc('\n', stdout); |
307 |
|
} |
308 |
< |
if (gotdims) |
308 |
> |
if (gotdims) /* dimensions + format */ |
309 |
|
printf("NROWS=%d\nNCOLS=%d\n", nrows, ncols); |
310 |
|
if (ncomp) |
311 |
|
printf("NCOMP=%d\n", ncomp); |
328 |
|
asiz = sizeof(float); |
329 |
|
} else if (!strcmp(fmt, "double")) { |
330 |
|
asiz = sizeof(double); |
331 |
+ |
} else if (!strcmp(fmt, "32-bit_encoded_normal")) { |
332 |
+ |
asiz = 4; |
333 |
+ |
ncomp = 1; |
334 |
+ |
} else if (!strcmp(fmt, "16-bit_encoded_depth")) { |
335 |
+ |
asiz = 2; |
336 |
+ |
ncomp = 1; |
337 |
|
} else if (globmatch(PICFMT, fmt)) { |
338 |
|
asiz = -1; |
339 |
|
if (!ncomp) ncomp = 3; |
340 |
+ |
else ncomp *= (ncomp == 3); |
341 |
|
} else if (strcasecmp(fmt, "ascii")) { |
342 |
|
fputs(progname, stderr); |
343 |
|
fputs(": unsupported format - ", stderr); |
351 |
|
return(1); |
352 |
|
} |
353 |
|
if (!(asiz < 0 ? colr_copyf(fp) : |
354 |
< |
!asiz ? ascii_copyf(fp) : binary_copyf(fp, asiz))) |
354 |
> |
asiz ? binary_copyf(fp, asiz) : ascii_copyf(fp))) |
355 |
|
return(1); |
356 |
+ |
/* need to consume the rest? */ |
357 |
+ |
if (fp == stdin && rmin+nrows < numscans(&res) && |
358 |
+ |
fseek(fp, 0L, SEEK_END) < 0) |
359 |
+ |
while (getc(fp) != EOF) |
360 |
+ |
; |
361 |
|
return(0); |
362 |
|
usage: |
363 |
|
fputs("Usage: ", stderr); |