… | |
… | |
2 | #include "perl.h" |
2 | #include "perl.h" |
3 | #include "XSUB.h" |
3 | #include "XSUB.h" |
4 | |
4 | |
5 | #include <string.h> |
5 | #include <string.h> |
6 | #include <setjmp.h> |
6 | #include <setjmp.h> |
|
|
7 | |
|
|
8 | #include <magic.h> |
7 | |
9 | |
8 | #include <jpeglib.h> |
10 | #include <jpeglib.h> |
9 | #include <glib.h> |
11 | #include <glib.h> |
10 | #include <gtk/gtk.h> |
12 | #include <gtk/gtk.h> |
11 | #include <gdk-pixbuf/gdk-pixbuf.h> |
13 | #include <gdk-pixbuf/gdk-pixbuf.h> |
… | |
… | |
126 | |
128 | |
127 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
129 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
128 | |
130 | |
129 | PROTOTYPES: ENABLE |
131 | PROTOTYPES: ENABLE |
130 | |
132 | |
|
|
133 | # missing function in perl. really :) |
|
|
134 | int |
|
|
135 | common_prefix_length (a, b) |
|
|
136 | unsigned char *a = (unsigned char *)SvPVutf8_nolen ($arg); |
|
|
137 | unsigned char *b = (unsigned char *)SvPVutf8_nolen ($arg); |
|
|
138 | CODE: |
|
|
139 | RETVAL = 0; |
|
|
140 | |
|
|
141 | while (*a == *b && *a) |
|
|
142 | { |
|
|
143 | RETVAL += (*a & 0xc0) != 0x80; |
|
|
144 | a++, b++; |
|
|
145 | } |
|
|
146 | |
|
|
147 | OUTPUT: |
|
|
148 | RETVAL |
|
|
149 | |
|
|
150 | const char * |
|
|
151 | magic (const char *path) |
|
|
152 | CODE: |
|
|
153 | { |
|
|
154 | static magic_t cookie; |
|
|
155 | |
|
|
156 | if (!cookie) |
|
|
157 | { |
|
|
158 | cookie = magic_open (MAGIC_MIME); |
|
|
159 | |
|
|
160 | if (cookie) |
|
|
161 | magic_load (cookie, 0); |
|
|
162 | else |
|
|
163 | XSRETURN_UNDEF; |
|
|
164 | } |
|
|
165 | |
|
|
166 | RETVAL = magic_file (cookie, path); |
|
|
167 | } |
|
|
168 | OUTPUT: |
|
|
169 | RETVAL |
|
|
170 | |
131 | # missing in Gtk2 perl module |
171 | # missing in Gtk2 perl module |
132 | |
172 | |
133 | gboolean |
173 | gboolean |
134 | gdk_net_wm_supports (GdkAtom property) |
174 | gdk_net_wm_supports (GdkAtom property) |
135 | CODE: |
175 | CODE: |
… | |
… | |
145 | dealpha_expose (GdkPixbuf *pb) |
185 | dealpha_expose (GdkPixbuf *pb) |
146 | CODE: |
186 | CODE: |
147 | { |
187 | { |
148 | int w = gdk_pixbuf_get_width (pb); |
188 | int w = gdk_pixbuf_get_width (pb); |
149 | int h = gdk_pixbuf_get_height (pb); |
189 | int h = gdk_pixbuf_get_height (pb); |
150 | fprintf (stderr, "new %d %d\n", w, h); |
|
|
151 | int bpp = gdk_pixbuf_get_n_channels (pb); |
190 | int bpp = gdk_pixbuf_get_n_channels (pb); |
152 | int x, y, i; |
191 | int x, y, i; |
153 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
192 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
154 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
193 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
155 | |
194 | |
… | |
… | |
165 | } |
204 | } |
166 | OUTPUT: |
205 | OUTPUT: |
167 | RETVAL |
206 | RETVAL |
168 | |
207 | |
169 | GdkPixbuf_noinc * |
208 | GdkPixbuf_noinc * |
170 | transpose (GdkPixbuf *pb) |
209 | rotate (GdkPixbuf *pb, int angle) |
171 | CODE: |
210 | CODE: |
172 | { |
211 | RETVAL = gdk_pixbuf_rotate_simple (pb, angle == 0 ? GDK_PIXBUF_ROTATE_NONE |
173 | int w = gdk_pixbuf_get_width (pb); |
212 | : angle == 90 ? GDK_PIXBUF_ROTATE_COUNTERCLOCKWISE |
174 | int h = gdk_pixbuf_get_height (pb); |
213 | : angle == 180 ? GDK_PIXBUF_ROTATE_UPSIDEDOWN |
175 | int bpp = gdk_pixbuf_get_n_channels (pb); |
214 | : angle == 270 ? GDK_PIXBUF_ROTATE_CLOCKWISE |
176 | int x, y, i; |
215 | : angle); |
177 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
|
|
178 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
|
|
179 | |
|
|
180 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, h, w); |
|
|
181 | |
|
|
182 | dst = gdk_pixbuf_get_pixels (RETVAL); |
|
|
183 | dstr = gdk_pixbuf_get_rowstride (RETVAL); |
|
|
184 | |
|
|
185 | for (y = 0; y < h; y++) |
|
|
186 | for (x = 0; x < w; x++) |
|
|
187 | for (i = 0; i < bpp; i++) |
|
|
188 | dst[y * bpp + x * dstr + i] = src[x * bpp + y * sstr + i]; |
|
|
189 | } |
|
|
190 | OUTPUT: |
|
|
191 | RETVAL |
|
|
192 | |
|
|
193 | GdkPixbuf_noinc * |
|
|
194 | flop (GdkPixbuf *pb) |
|
|
195 | CODE: |
|
|
196 | { |
|
|
197 | int w = gdk_pixbuf_get_width (pb); |
|
|
198 | int h = gdk_pixbuf_get_height (pb); |
|
|
199 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
|
200 | int x, y, i; |
|
|
201 | guchar *src = gdk_pixbuf_get_pixels (pb), *dst; |
|
|
202 | int sstr = gdk_pixbuf_get_rowstride (pb), dstr; |
|
|
203 | |
|
|
204 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, bpp == 4, 8, w, h); |
|
|
205 | |
|
|
206 | dst = gdk_pixbuf_get_pixels (RETVAL); |
|
|
207 | dstr = gdk_pixbuf_get_rowstride (RETVAL); |
|
|
208 | |
|
|
209 | for (y = 0; y < h; y++) |
|
|
210 | for (x = 0; x < w; x++) |
|
|
211 | for (i = 0; i < bpp; i++) |
|
|
212 | dst[(w - 1 - x) * bpp + y * dstr + i] = src[x * bpp + y * sstr + i]; |
|
|
213 | } |
|
|
214 | OUTPUT: |
216 | OUTPUT: |
215 | RETVAL |
217 | RETVAL |
216 | |
218 | |
217 | GdkPixbuf_noinc * |
219 | GdkPixbuf_noinc * |
218 | load_jpeg (SV *path, int thumbnail=0) |
220 | load_jpeg (SV *path, int thumbnail=0) |
… | |
… | |
222 | struct jpg_err_mgr jerr; |
224 | struct jpg_err_mgr jerr; |
223 | guchar *data; |
225 | guchar *data; |
224 | int rs; |
226 | int rs; |
225 | FILE *fp; |
227 | FILE *fp; |
226 | volatile GdkPixbuf *pb = 0; |
228 | volatile GdkPixbuf *pb = 0; |
227 | gchar *filename; |
|
|
228 | |
229 | |
229 | RETVAL = 0; |
230 | RETVAL = 0; |
230 | |
231 | |
231 | filename = g_filename_from_utf8 (SvPVutf8_nolen (path), -1, 0, 0, 0); |
|
|
232 | fp = fopen (filename, "rb"); |
232 | fp = fopen (SvPVbyte_nolen (path), "rb"); |
233 | g_free (filename); |
|
|
234 | |
233 | |
235 | if (!fp) |
234 | if (!fp) |
236 | XSRETURN_UNDEF; |
235 | XSRETURN_UNDEF; |
237 | |
236 | |
238 | cinfo.err = jpeg_std_error (&jerr.err); |
237 | cinfo.err = jpeg_std_error (&jerr.err); |
… | |
… | |
384 | } |
383 | } |
385 | } |
384 | } |
386 | OUTPUT: |
385 | OUTPUT: |
387 | RETVAL |
386 | RETVAL |
388 | |
387 | |
|
|
388 | ############################################################################# |
|
|
389 | |
|
|
390 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
|
|
391 | |
|
|
392 | void |
|
|
393 | dump_ascii85 (PerlIO *fp, GdkPixbuf *pb) |
|
|
394 | CODE: |
|
|
395 | { |
|
|
396 | int w = gdk_pixbuf_get_width (pb); |
|
|
397 | int h = gdk_pixbuf_get_height (pb); |
|
|
398 | int x, y, i; |
|
|
399 | guchar *dst; |
|
|
400 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
|
401 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
|
402 | int sstr = gdk_pixbuf_get_rowstride (pb); |
|
|
403 | |
|
|
404 | a85_init (); |
|
|
405 | |
|
|
406 | for (y = 0; y < h; y++) |
|
|
407 | for (x = 0; x < w; x++) |
|
|
408 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
|
|
409 | a85_push (fp, src [x * bpp + y * sstr + i]); |
|
|
410 | |
|
|
411 | a85_finish (fp); |
|
|
412 | } |
|
|
413 | |
|
|
414 | void |
|
|
415 | dump_binary (PerlIO *fp, GdkPixbuf *pb) |
|
|
416 | CODE: |
|
|
417 | { |
|
|
418 | int w = gdk_pixbuf_get_width (pb); |
|
|
419 | int h = gdk_pixbuf_get_height (pb); |
|
|
420 | int x, y, i; |
|
|
421 | guchar *dst; |
|
|
422 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
|
423 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
|
424 | int sstr = gdk_pixbuf_get_rowstride (pb); |
|
|
425 | |
|
|
426 | for (y = 0; y < h; y++) |
|
|
427 | for (x = 0; x < w; x++) |
|
|
428 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
|
|
429 | PerlIO_putc (fp, src [x * bpp + y * sstr + i]); |
|
|
430 | } |
|
|
431 | |
|
|
432 | ############################################################################# |
|
|
433 | |
|
|
434 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
|
|
435 | |
389 | SV * |
436 | SV * |
390 | pb_to_p7 (GdkPixbuf *pb) |
437 | pb_to_hv84 (GdkPixbuf *pb) |
391 | CODE: |
438 | CODE: |
392 | { |
439 | { |
393 | int w = gdk_pixbuf_get_width (pb); |
440 | int w = gdk_pixbuf_get_width (pb); |
394 | int h = gdk_pixbuf_get_height (pb); |
441 | int h = gdk_pixbuf_get_height (pb); |
395 | int x, y; |
442 | int x, y; |
396 | guchar *dst; |
443 | guchar *dst; |
397 | int bpp = gdk_pixbuf_get_n_channels (pb); |
444 | int bpp = gdk_pixbuf_get_n_channels (pb); |
398 | guchar *src = gdk_pixbuf_get_pixels (pb); |
445 | guchar *src = gdk_pixbuf_get_pixels (pb); |
399 | int sstr = gdk_pixbuf_get_rowstride (pb); |
446 | int sstr = gdk_pixbuf_get_rowstride (pb); |
400 | int Er[IW], Eg[IW], Eb[IW]; |
|
|
401 | int seed = 77; |
|
|
402 | |
|
|
403 | RETVAL = newSV (w * h); |
|
|
404 | SvPOK_only (RETVAL); |
|
|
405 | SvCUR_set (RETVAL, w * h); |
|
|
406 | |
|
|
407 | dst = (guchar *)SvPVX (RETVAL); |
|
|
408 | |
|
|
409 | memset (Er, 0, sizeof (int) * IW); |
|
|
410 | memset (Eg, 0, sizeof (int) * IW); |
|
|
411 | memset (Eb, 0, sizeof (int) * IW); |
|
|
412 | |
|
|
413 | /* some primitive error distribution + random dithering */ |
|
|
414 | |
|
|
415 | for (y = 0; y < h; y++) |
|
|
416 | { |
|
|
417 | int er = 0, eg = 0, eb = 0; |
|
|
418 | |
|
|
419 | for (x = 0; x < w; x++) |
|
|
420 | { |
|
|
421 | int r, g, b; |
|
|
422 | guchar *p = src + x * bpp + y * sstr; |
|
|
423 | |
|
|
424 | r = ((p[0] + er + Er[x]) * 7 + (RAND & 127) + 64) / 255; |
|
|
425 | g = ((p[1] + eg + Eg[x]) * 7 + (RAND & 127) + 64) / 255; |
|
|
426 | b = ((p[2] + eb + Eb[x]) * 3 + (RAND & 127) + 64) / 255; |
|
|
427 | |
|
|
428 | r = r > 7 ? 7 : r < 0 ? 0 : r; |
|
|
429 | g = g > 7 ? 7 : g < 0 ? 0 : g; |
|
|
430 | b = b > 3 ? 3 : b < 0 ? 0 : b; |
|
|
431 | |
|
|
432 | er += p[0] - (r * 255 + 4) / 7; |
|
|
433 | eg += p[1] - (g * 255 + 4) / 7; |
|
|
434 | eb += p[2] - (b * 255 + 2) / 3; |
|
|
435 | |
|
|
436 | Er[x] = er >> 1; er -= (er + 1) >> 1; |
|
|
437 | Eg[x] = eg >> 1; eg -= (eg + 1) >> 1; |
|
|
438 | Eb[x] = eb >> 1; eb -= (eb + 1) >> 1; |
|
|
439 | |
|
|
440 | *dst++ = r << 5 | g << 2 | b; |
|
|
441 | } |
|
|
442 | } |
|
|
443 | } |
|
|
444 | OUTPUT: |
|
|
445 | RETVAL |
|
|
446 | |
|
|
447 | ############################################################################# |
|
|
448 | |
|
|
449 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
|
|
450 | |
|
|
451 | void |
|
|
452 | dump_ascii85 (PerlIO *fp, GdkPixbuf *pb) |
|
|
453 | CODE: |
|
|
454 | { |
|
|
455 | int w = gdk_pixbuf_get_width (pb); |
|
|
456 | int h = gdk_pixbuf_get_height (pb); |
|
|
457 | int x, y, i; |
|
|
458 | guchar *dst; |
|
|
459 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
|
460 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
|
461 | int sstr = gdk_pixbuf_get_rowstride (pb); |
|
|
462 | |
|
|
463 | a85_init (); |
|
|
464 | |
|
|
465 | for (y = 0; y < h; y++) |
|
|
466 | for (x = 0; x < w; x++) |
|
|
467 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
|
|
468 | a85_push (fp, src [x * bpp + y * sstr + i]); |
|
|
469 | |
|
|
470 | a85_finish (fp); |
|
|
471 | } |
|
|
472 | |
|
|
473 | void |
|
|
474 | dump_binary (PerlIO *fp, GdkPixbuf *pb) |
|
|
475 | CODE: |
|
|
476 | { |
|
|
477 | int w = gdk_pixbuf_get_width (pb); |
|
|
478 | int h = gdk_pixbuf_get_height (pb); |
|
|
479 | int x, y, i; |
|
|
480 | guchar *dst; |
|
|
481 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
|
482 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
|
483 | int sstr = gdk_pixbuf_get_rowstride (pb); |
|
|
484 | |
|
|
485 | for (y = 0; y < h; y++) |
|
|
486 | for (x = 0; x < w; x++) |
|
|
487 | for (i = 0; i < (bpp < 3 ? 1 : 3); i++) |
|
|
488 | PerlIO_putc (fp, src [x * bpp + y * sstr + i]); |
|
|
489 | } |
|
|
490 | |
|
|
491 | ############################################################################# |
|
|
492 | |
|
|
493 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
|
|
494 | |
|
|
495 | SV * |
|
|
496 | pb_to_hv84 (GdkPixbuf *pb) |
|
|
497 | CODE: |
|
|
498 | { |
|
|
499 | int w = gdk_pixbuf_get_width (pb); |
|
|
500 | int h = gdk_pixbuf_get_height (pb); |
|
|
501 | int x, y; |
|
|
502 | guchar *dst; |
|
|
503 | int bpp = gdk_pixbuf_get_n_channels (pb); |
|
|
504 | guchar *src = gdk_pixbuf_get_pixels (pb); |
|
|
505 | int sstr = gdk_pixbuf_get_rowstride (pb); |
|
|
506 | |
447 | |
507 | RETVAL = newSV (6 * 8 * 12 / 8); |
448 | RETVAL = newSV (6 * 8 * 12 / 8); |
508 | SvPOK_only (RETVAL); |
449 | SvPOK_only (RETVAL); |
509 | SvCUR_set (RETVAL, 6 * 8 * 12 / 8); |
450 | SvCUR_set (RETVAL, 6 * 8 * 12 / 8); |
510 | |
451 | |