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Comparing CV/CV.xs (file contents):
Revision 1.38 by root, Thu Jun 22 22:06:00 2006 UTC vs.
Revision 1.47 by root, Tue Jun 7 06:59:57 2016 UTC

… …
14#include <gdk-pixbuf/gdk-pixbuf.h> 14#include <gdk-pixbuf/gdk-pixbuf.h>
15 15
16#include <gperl.h> 16#include <gperl.h>
17#include <gtk2perl.h> 17#include <gtk2perl.h>
18 18
19#include <assert.h>
20
21#include "perlmulticore.h"
22
19#define IW 80 /* MUST match Schnauzer.pm! */ 23#define IW 80 /* MUST match Schnauzer.pm! */
20#define IH 60 /* MUST match Schnauzer.pm! */ 24#define IH 60 /* MUST match Schnauzer.pm! */
21 25
22#define RAND (seed = (seed + 7141) * 54773 % 134456) 26#define RAND (seed = (seed + 7141) * 54773 % 134456)
23 27
24#define LINELENGTH 240 28#define LINELENGTH 240
25 29
26#define ELLIPSIS "\xe2\x80\xa6" 30#define ELLIPSIS "\xe2\x80\xa6"
31
32typedef char *octet_string;
27 33
28struct jpg_err_mgr 34struct jpg_err_mgr
29{ 35{
30 struct jpeg_error_mgr err; 36 struct jpeg_error_mgr err;
31 jmp_buf setjmp_buffer; 37 jmp_buf setjmp_buffer;
… …
202 208
203 OUTPUT: 209 OUTPUT:
204 RETVAL 210 RETVAL
205 211
206const char * 212const char *
207magic (const char *path) 213magic (octet_string path)
208 CODE: 214 CODE:
209{ 215{
210 static magic_t cookie; 216 static magic_t cookie;
211 217
212 if (!cookie) 218 if (!cookie)
213 { 219 {
214 cookie = magic_open (MAGIC_NONE); 220 cookie = magic_open (MAGIC_SYMLINK);
215 221
216 if (cookie) 222 if (cookie)
217 magic_load (cookie, 0); 223 magic_load (cookie, 0);
218 else 224 else
219 XSRETURN_UNDEF; 225 XSRETURN_UNDEF;
… …
223} 229}
224 OUTPUT: 230 OUTPUT:
225 RETVAL 231 RETVAL
226 232
227const char * 233const char *
228magic_mime (const char *path) 234magic_mime (octet_string path)
229 CODE: 235 CODE:
230{ 236{
231 static magic_t cookie; 237 static magic_t cookie;
232 238
233 if (!cookie) 239 if (!cookie)
234 { 240 {
235 cookie = magic_open (MAGIC_MIME); 241 cookie = magic_open (MAGIC_MIME | MAGIC_SYMLINK);
236 242
237 if (cookie) 243 if (cookie)
238 magic_load (cookie, 0); 244 magic_load (cookie, 0);
239 else 245 else
240 XSRETURN_UNDEF; 246 XSRETURN_UNDEF;
241 } 247 }
242 248
249 perlinterp_release ();
243 RETVAL = magic_file (cookie, path); 250 RETVAL = magic_file (cookie, path);
251 perlinterp_acquire ();
244} 252}
245 OUTPUT: 253 OUTPUT:
246 RETVAL 254 RETVAL
247 255
248# missing in Gtk2 perl module 256# missing/broken in Gtk2 perl module
257
258void
259gdk_window_clear_hints (GdkWindow *window)
260 CODE:
261 gdk_window_set_geometry_hints (window, 0, 0);
249 262
250gboolean 263gboolean
251gdk_net_wm_supports (GdkAtom property) 264gdk_net_wm_supports (GdkAtom property)
252 CODE: 265 CODE:
253#if defined(GDK_WINDOWING_X11) && !defined(GDK_MULTIHEAD_SAFE) 266#if defined(GDK_WINDOWING_X11) && !defined(GDK_MULTIHEAD_SAFE)
… …
259 RETVAL 272 RETVAL
260 273
261GdkPixbuf_noinc * 274GdkPixbuf_noinc *
262dealpha_expose (GdkPixbuf *pb) 275dealpha_expose (GdkPixbuf *pb)
263 CODE: 276 CODE:
277 perlinterp_release ();
264{ 278{
265 int w = gdk_pixbuf_get_width (pb); 279 int w = gdk_pixbuf_get_width (pb);
266 int h = gdk_pixbuf_get_height (pb); 280 int h = gdk_pixbuf_get_height (pb);
267 int bpp = gdk_pixbuf_get_n_channels (pb); 281 int bpp = gdk_pixbuf_get_n_channels (pb);
268 int x, y, i; 282 int x, y, i;
… …
277 for (x = 0; x < w; x++) 291 for (x = 0; x < w; x++)
278 for (y = 0; y < h; y++) 292 for (y = 0; y < h; y++)
279 for (i = 0; i < 3; i++) 293 for (i = 0; i < 3; i++)
280 dst[x * 3 + y * dstr + i] = src[x * bpp + y * sstr + i]; 294 dst[x * 3 + y * dstr + i] = src[x * bpp + y * sstr + i];
281} 295}
296 perlinterp_acquire ();
282 OUTPUT: 297 OUTPUT:
283 RETVAL 298 RETVAL
284 299
285GdkPixbuf_noinc * 300GdkPixbuf_noinc *
286rotate (GdkPixbuf *pb, int angle) 301rotate (GdkPixbuf *pb, int angle)
287 CODE: 302 CODE:
303 perlinterp_release ();
304 if (angle < 0)
305 angle += 360;
288 RETVAL = gdk_pixbuf_rotate_simple (pb, angle == 0 ? GDK_PIXBUF_ROTATE_NONE 306 RETVAL = gdk_pixbuf_rotate_simple (pb, angle == 0 ? GDK_PIXBUF_ROTATE_NONE
289 : angle == 90 ? GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE 307 : angle == 90 ? GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE
290 : angle == 180 ? GDK_PIXBUF_ROTATE_UPSIDEDOWN 308 : angle == 180 ? GDK_PIXBUF_ROTATE_UPSIDEDOWN
291 : angle == 270 ? GDK_PIXBUF_ROTATE_CLOCKWISE 309 : angle == 270 ? GDK_PIXBUF_ROTATE_CLOCKWISE
292 : angle); 310 : angle);
311 perlinterp_acquire ();
293 OUTPUT: 312 OUTPUT:
294 RETVAL 313 RETVAL
295 314
296GdkPixbuf_noinc * 315GdkPixbuf_noinc *
297load_jpeg (SV *path, int thumbnail=0) 316load_jpeg (SV *path, int thumbnail = 0, int iw = 0, int ih = 0)
298 CODE: 317 CODE:
299{ 318{
300 struct jpeg_decompress_struct cinfo; 319 struct jpeg_decompress_struct cinfo;
301 struct jpg_err_mgr jerr; 320 struct jpg_err_mgr jerr;
302 guchar *data; 321 guchar *data;
… …
309 fp = fopen (SvPVbyte_nolen (path), "rb"); 328 fp = fopen (SvPVbyte_nolen (path), "rb");
310 329
311 if (!fp) 330 if (!fp)
312 XSRETURN_UNDEF; 331 XSRETURN_UNDEF;
313 332
333 perlinterp_release ();
334
314 cinfo.err = jpeg_std_error (&jerr.err); 335 cinfo.err = jpeg_std_error (&jerr.err);
315 336
316 jerr.err.error_exit = cv_error_exit; 337 jerr.err.error_exit = cv_error_exit;
317 jerr.err.output_message = cv_error_output; 338 jerr.err.output_message = cv_error_output;
318 339
… …
322 jpeg_destroy_decompress (&cinfo); 343 jpeg_destroy_decompress (&cinfo);
323 344
324 if (pb) 345 if (pb)
325 g_object_unref ((gpointer)pb); 346 g_object_unref ((gpointer)pb);
326 347
348 perlinterp_acquire ();
327 XSRETURN_UNDEF; 349 XSRETURN_UNDEF;
328 } 350 }
329 351
330 jpeg_create_decompress (&cinfo); 352 jpeg_create_decompress (&cinfo);
331 353
… …
347 { 369 {
348 cinfo.dct_method = JDCT_FASTEST; 370 cinfo.dct_method = JDCT_FASTEST;
349 cinfo.do_fancy_upsampling = FALSE; 371 cinfo.do_fancy_upsampling = FALSE;
350 372
351 while (cinfo.scale_denom < 8 373 while (cinfo.scale_denom < 8
352 && cinfo.output_width >= IW*4 374 && cinfo.output_width >= iw*4
353 && cinfo.output_height >= IH*4) 375 && cinfo.output_height >= ih*4)
354 { 376 {
355 cinfo.scale_denom <<= 1; 377 cinfo.scale_denom <<= 1;
356 jpeg_calc_output_dimensions (&cinfo); 378 jpeg_calc_output_dimensions (&cinfo);
357 } 379 }
358 } 380 }
… …
383 } 405 }
384 406
385 jpeg_finish_decompress (&cinfo); 407 jpeg_finish_decompress (&cinfo);
386 fclose (fp); 408 fclose (fp);
387 jpeg_destroy_decompress (&cinfo); 409 jpeg_destroy_decompress (&cinfo);
410 perlinterp_acquire ();
388} 411}
389 OUTPUT: 412 OUTPUT:
390 RETVAL 413 RETVAL
391 414
392void 415void
393compare (GdkPixbuf *a, GdkPixbuf *b) 416compare (GdkPixbuf *a, GdkPixbuf *b)
394 PPCODE: 417 PPCODE:
418 perlinterp_release ();
395{ 419{
396 int w = gdk_pixbuf_get_width (a); 420 int w = gdk_pixbuf_get_width (a);
397 int h = gdk_pixbuf_get_height (a); 421 int h = gdk_pixbuf_get_height (a);
422
398 int sa = gdk_pixbuf_get_rowstride (a); 423 int sa = gdk_pixbuf_get_rowstride (a);
399 int sb = gdk_pixbuf_get_rowstride (b); 424 int sb = gdk_pixbuf_get_rowstride (b);
400 425
401 guchar *pa = gdk_pixbuf_get_pixels (a); 426 guchar *pa = gdk_pixbuf_get_pixels (a);
402 guchar *pb = gdk_pixbuf_get_pixels (b); 427 guchar *pb = gdk_pixbuf_get_pixels (b);
… …
426 d = ((int)*pa_++) - ((int)*pb_++); diff += d*d; peak = MAX (peak, abs (d)); 451 d = ((int)*pa_++) - ((int)*pb_++); diff += d*d; peak = MAX (peak, abs (d));
427 d = ((int)*pa_++) - ((int)*pb_++); diff += d*d; peak = MAX (peak, abs (d)); 452 d = ((int)*pa_++) - ((int)*pb_++); diff += d*d; peak = MAX (peak, abs (d));
428 } 453 }
429 } 454 }
430 455
456 perlinterp_acquire ();
457
431 EXTEND (SP, 2); 458 EXTEND (SP, 2);
432 PUSHs (sv_2mortal (newSVnv (sqrt (diff / (w * h * 3. * 255. * 255.))))); 459 PUSHs (sv_2mortal (newSVnv (sqrt (diff / (w * h * 3. * 255. * 255.)))));
433 PUSHs (sv_2mortal (newSVnv (peak / 255.))); 460 PUSHs (sv_2mortal (newSVnv (peak / 255.)));
434} 461}
435 462
436############################################################################# 463#############################################################################
437 464
438MODULE = Gtk2::CV PACKAGE = Gtk2::CV::Schnauzer 465MODULE = Gtk2::CV PACKAGE = Gtk2::CV::Schnauzer
439 466
467# currently only works for filenames (octet strings)
468
440SV * 469SV *
441foldcase (SV *pathsv) 470foldcase (SV *pathsv)
442 PROTOTYPE: $ 471 PROTOTYPE: $
443 CODE: 472 CODE:
444{ 473{
445 STRLEN plen; 474 STRLEN plen;
446 U8 *path = (U8 *)SvPVutf8 (pathsv, plen); 475 U8 *path = (U8 *)SvPV (pathsv, plen);
447 U8 *pend = path + plen; 476 U8 *pend = path + plen;
448 U8 dst [plen * 6 * 3], *dstp = dst; 477 U8 dst [plen * 6 * 3], *dstp = dst;
449 478
450 while (path < pend) 479 while (path < pend)
451 { 480 {
452 U8 ch = *path; 481 U8 ch = *path;
453 482
454 if (ch >= 'a' && ch <= 'z') 483 if (ch >= 'a' && ch <= 'z')
455 *dstp++ = *path++; 484 *dstp++ = *path++;
485 else if (ch >= 'A' && ch <= 'Z')
486 *dstp++ = *path++ + ('a' - 'A');
456 else if (ch >= '0' && ch <= '9') 487 else if (ch >= '0' && ch <= '9')
457 { 488 {
458 STRLEN el, nl = 0; 489 STRLEN el, nl = 0;
459 while (*path >= '0' && *path <= '9' && path < pend) 490 while (*path >= '0' && *path <= '9' && path < pend)
460 path++, nl++; 491 path++, nl++;
… …
463 *dstp++ = '0'; 494 *dstp++ = '0';
464 495
465 memcpy (dstp, path - nl, nl); 496 memcpy (dstp, path - nl, nl);
466 dstp += nl; 497 dstp += nl;
467 } 498 }
499 else
500 *dstp++ = *path++;
501#if 0
468 else 502 else
469 { 503 {
470 STRLEN cl; 504 STRLEN cl;
471 to_utf8_fold (path, dstp, &cl); 505 to_utf8_fold (path, dstp, &cl);
472 dstp += cl; 506 dstp += cl;
473 path += is_utf8_char (path); 507 path += is_utf8_char (path);
474 } 508 }
509#endif
475 } 510 }
476 511
477 RETVAL = newSVpvn ((const char *)dst, dstp - dst); 512 RETVAL = newSVpvn ((const char *)dst, dstp - dst);
478} 513}
479 OUTPUT: 514 OUTPUT:
… …
648{ 683{
649 int i; 684 int i;
650 AV *av, *result; 685 AV *av, *result;
651 686
652 if (!SvROK (ar) || SvTYPE (SvRV (ar)) != SVt_PVAV) 687 if (!SvROK (ar) || SvTYPE (SvRV (ar)) != SVt_PVAV)
653 croak ("Not an array ref as first argument to make_histogram"); 688 croak ("Not an array ref as first argument to extract_features");
654 689
655 av = (AV *) SvRV (ar); 690 av = (AV *) SvRV (ar);
656 result = newAV (); 691 result = newAV ();
657 692
658 for (i = 0; i <= av_len (av); ++i) 693 for (i = 0; i <= av_len (av); ++i)
… …
721 RETVAL = newRV_noinc ((SV *)result); 756 RETVAL = newRV_noinc ((SV *)result);
722} 757}
723 OUTPUT: 758 OUTPUT:
724 RETVAL 759 RETVAL
725 760
726SV *
727make_histograms (SV *ar)
728 CODE:
729{
730 int i;
731 AV *av, *result;
732
733 if (!SvROK (ar) || SvTYPE (SvRV (ar)) != SVt_PVAV)
734 croak ("Not an array ref as first argument to make_histogram");
735
736 av = (AV *) SvRV (ar);
737 result = newAV ();
738
739 for (i = 0; i <= av_len (av); ++i)
740 {
741 const int HISTSIZE = 64;
742
743 int j;
744 SV *sv = *av_fetch (av, i, 1);
745 STRLEN len;
746 char *buf = SvPVbyte (sv, len);
747
748 int tmphist[HISTSIZE];
749 float *hist;
750
751 SV *histsv = newSV (HISTSIZE * sizeof (float) + 1);
752 SvPOK_on (histsv);
753 SvCUR_set (histsv, HISTSIZE * sizeof (float));
754 hist = (float *)SvPVX (histsv);
755
756 Zero (tmphist, sizeof (tmphist), char);
757
758 for (j = len; j--; )
759 {
760 unsigned int idx
761 = ((*buf & 0xc0) >> 2)
762 | ((*buf & 0x18) >> 1)
763 | (*buf & 0x03);
764
765 ++tmphist[idx];
766 ++buf;
767 }
768
769 for (j = 0; j < HISTSIZE; ++j)
770 hist[j] = (float)tmphist[j] / (len + 1e-30);
771
772 av_push (result, histsv);
773 }
774
775 RETVAL = newRV_noinc ((SV *)result);
776}
777 OUTPUT:
778 RETVAL
779
780

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