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Added an Imager::log_entry() function and some extra logging
[imager.git] / Imager.xs
CommitLineData
02d1d628
AMH		 1#ifdef __cplusplus
2extern "C" {
3#endif
4#include "EXTERN.h"
5#include "perl.h"
6#include "XSUB.h"
7#include "ppport.h"
8#ifdef __cplusplus
9
10#endif
11
12#include "image.h"
13#include "feat.h"
14#include "dynaload.h"
15#include "regmach.h"
16
17typedef io_glue* Imager__IO;
18typedef i_color* Imager__Color;
faa9b3e7 19typedef i_fcolor* Imager__Color__Float;
02d1d628
AMH		 20typedef i_img* Imager__ImgRaw;
21
22
23#ifdef HAVE_LIBTT
24typedef TT_Fonthandle* Imager__TTHandle;
25#endif
26
faa9b3e7
TC		 27#ifdef HAVE_FT2
28typedef FT2_Fonthandle* Imager__Font__FT2;
29#endif
30
4dfa5522
AMH		 31
32void my_SvREFCNT_dec(void *p) {
33 SvREFCNT_dec((SV*)p);
34}
35
7f882a01
AMH		 36
37void
38log_entry(char *string, int level) {
39 mm_log((level, string));
40}
41
42
02d1d628
AMH		 43typedef struct i_reader_data_tag
44{
45 /* presumably a CODE ref or name of a sub */
46 SV *sv;
47} i_reader_data;
48
49/* used by functions that want callbacks */
50static int read_callback(char *userdata, char *buffer, int need, int want) {
51 i_reader_data *rd = (i_reader_data *)userdata;
52 int count;
53 int result;
54 SV *data;
55 dSP; dTARG = sv_newmortal();
56 /* thanks to Simon Cozens for help with the dTARG above */
57
58 ENTER;
59 SAVETMPS;
60 EXTEND(SP, 2);
61 PUSHMARK(SP);
62 PUSHi(want);
63 PUSHi(need);
64 PUTBACK;
65
66 count = perl_call_sv(rd->sv, G_SCALAR);
67
68 SPAGAIN;
69
70 if (count != 1)
71 croak("Result of perl_call_sv(..., G_SCALAR) != 1");
72
73 data = POPs;
74
75 if (SvOK(data)) {
76 STRLEN len;
77 char *ptr = SvPV(data, len);
78 if (len > want)
79 croak("Too much data returned in reader callback");
80
81 memcpy(buffer, ptr, len);
82 result = len;
83 }
84 else {
85 result = -1;
86 }
87
88 PUTBACK;
89 FREETMPS;
90 LEAVE;
91
92 return result;
93}
94
95typedef struct
96{
97 SV *sv; /* a coderef or sub name */
98} i_writer_data;
99
100/* used by functions that want callbacks */
101static int write_callback(char *userdata, char const *data, int size) {
102 i_writer_data *wd = (i_writer_data *)userdata;
103 int count;
104 int success;
105 SV *sv;
106 dSP;
107
108 ENTER;
109 SAVETMPS;
110 EXTEND(SP, 1);
111 PUSHMARK(SP);
112 XPUSHs(sv_2mortal(newSVpv((char *)data, size)));
113 PUTBACK;
114
115 count = perl_call_sv(wd->sv, G_SCALAR);
116
117 SPAGAIN;
118
119 if (count != 1)
120 croak("Result of perl_call_sv(..., G_SCALAR) != 1");
121
122 sv = POPs;
123 success = SvTRUE(sv);
124
125
126 PUTBACK;
127 FREETMPS;
128 LEAVE;
129
130 return success;
131}
132
133struct value_name {
134 char *name;
135 int value;
136};
137static int lookup_name(struct value_name *names, int count, char *name, int def_value)
138{
139 int i;
140 for (i = 0; i < count; ++i)
141 if (strEQ(names[i].name, name))
142 return names[i].value;
143
144 return def_value;
145}
146static struct value_name transp_names[] =
147{
148 { "none", tr_none },
149 { "threshold", tr_threshold },
150 { "errdiff", tr_errdiff },
151 { "ordered", tr_ordered, },
152};
153
154static struct value_name make_color_names[] =
155{
156 { "none", mc_none, },
157 { "webmap", mc_web_map, },
158 { "addi", mc_addi, },
159};
160
161static struct value_name translate_names[] =
162{
163#ifdef HAVE_LIBGIF
164 { "giflib", pt_giflib, },
165#endif
166 { "closest", pt_closest, },
167 { "perturb", pt_perturb, },
168 { "errdiff", pt_errdiff, },
169};
170
171static struct value_name errdiff_names[] =
172{
173 { "floyd", ed_floyd, },
174 { "jarvis", ed_jarvis, },
175 { "stucki", ed_stucki, },
176 { "custom", ed_custom, },
177};
178
179static struct value_name orddith_names[] =
180{
181 { "random", od_random, },
182 { "dot8", od_dot8, },
183 { "dot4", od_dot4, },
184 { "hline", od_hline, },
185 { "vline", od_vline, },
186 { "/line", od_slashline, },
187 { "slashline", od_slashline, },
188 { "\\line", od_backline, },
189 { "backline", od_backline, },
e7d4ea82 190 { "tiny", od_tiny, },
02d1d628
AMH		 191 { "custom", od_custom, },
192};
193
bf9dd17c 194static int
07e3e23d 195hv_fetch_bool(HV *hv, char *name, int def) {
bf9dd17c
TC		 196 SV **sv;
197
198 sv = hv_fetch(hv, name, strlen(name), 0);
199 if (sv && *sv) {
200 return SvTRUE(*sv);
201 }
202 else
203 return def;
204}
205
206static int
07e3e23d 207hv_fetch_int(HV *hv, char *name, int def) {
bf9dd17c
TC		 208 SV **sv;
209
210 sv = hv_fetch(hv, name, strlen(name), 0);
211 if (sv && *sv) {
212 return SvIV(*sv);
213 }
214 else
215 return def;
216}
217
02d1d628
AMH		 218/* look through the hash for quantization options */
219static void handle_quant_opts(i_quantize *quant, HV *hv)
220{
221 /*** POSSIBLY BROKEN: do I need to unref the SV from hv_fetch ***/
222 SV **sv;
223 int i;
224 STRLEN len;
225 char *str;
226
227 sv = hv_fetch(hv, "transp", 6, 0);
228 if (sv && *sv && (str = SvPV(*sv, len))) {
229 quant->transp =
230 lookup_name(transp_names, sizeof(transp_names)/sizeof(*transp_names),
231 str, tr_none);
232 if (quant->transp != tr_none) {
233 quant->tr_threshold = 127;
234 sv = hv_fetch(hv, "tr_threshold", 12, 0);
235 if (sv && *sv)
236 quant->tr_threshold = SvIV(*sv);
237 }
238 if (quant->transp == tr_errdiff) {
239 sv = hv_fetch(hv, "tr_errdiff", 10, 0);
240 if (sv && *sv && (str = SvPV(*sv, len)))
241 quant->tr_errdiff = lookup_name(errdiff_names, sizeof(errdiff_names)/sizeof(*errdiff_names), str, ed_floyd);
242 }
243 if (quant->transp == tr_ordered) {
e7d4ea82 244 quant->tr_orddith = od_tiny;
02d1d628
AMH		 245 sv = hv_fetch(hv, "tr_orddith", 10, 0);
246 if (sv && *sv && (str = SvPV(*sv, len)))
247 quant->tr_orddith = lookup_name(orddith_names, sizeof(orddith_names)/sizeof(*orddith_names), str, od_random);
248
249 if (quant->tr_orddith == od_custom) {
250 sv = hv_fetch(hv, "tr_map", 6, 0);
251 if (sv && *sv && SvTYPE(SvRV(*sv)) == SVt_PVAV) {
252 AV *av = (AV*)SvRV(*sv);
253 len = av_len(av) + 1;
254 if (len > sizeof(quant->tr_custom))
255 len = sizeof(quant->tr_custom);
256 for (i = 0; i < len; ++i) {
257 SV **sv2 = av_fetch(av, i, 0);
258 if (sv2 && *sv2) {
259 quant->tr_custom[i] = SvIV(*sv2);
260 }
261 }
262 while (i < sizeof(quant->tr_custom))
263 quant->tr_custom[i++] = 0;
264 }
265 }
266 }
267 }
268 quant->make_colors = mc_addi;
269 sv = hv_fetch(hv, "make_colors", 11, 0);
270 if (sv && *sv && (str = SvPV(*sv, len))) {
271 quant->make_colors =
272 lookup_name(make_color_names, sizeof(make_color_names)/sizeof(*make_color_names), str, mc_addi);
273 }
274 sv = hv_fetch(hv, "colors", 6, 0);
275 if (sv && *sv && SvROK(*sv) && SvTYPE(SvRV(*sv)) == SVt_PVAV) {
276 /* needs to be an array of Imager::Color
277 note that the caller allocates the mc_color array and sets mc_size
278 to it's size */
279 AV *av = (AV *)SvRV(*sv);
280 quant->mc_count = av_len(av)+1;
281 if (quant->mc_count > quant->mc_size)
282 quant->mc_count = quant->mc_size;
283 for (i = 0; i < quant->mc_count; ++i) {
284 SV **sv1 = av_fetch(av, i, 0);
285 if (sv1 && *sv1 && SvROK(*sv1) && sv_derived_from(*sv1, "Imager::Color")) {
286 i_color *col = (i_color *)SvIV((SV*)SvRV(*sv1));
287 quant->mc_colors[i] = *col;
288 }
289 }
290 }
291 sv = hv_fetch(hv, "max_colors", 10, 0);
292 if (sv && *sv) {
293 i = SvIV(*sv);
294 if (i <= quant->mc_size && i >= quant->mc_count)
295 quant->mc_size = i;
296 }
297
298 quant->translate = pt_closest;
299 sv = hv_fetch(hv, "translate", 9, 0);
300 if (sv && *sv && (str = SvPV(*sv, len))) {
301 quant->translate = lookup_name(translate_names, sizeof(translate_names)/sizeof(*translate_names), str, pt_closest);
302 }
303 sv = hv_fetch(hv, "errdiff", 7, 0);
304 if (sv && *sv && (str = SvPV(*sv, len))) {
305 quant->errdiff = lookup_name(errdiff_names, sizeof(errdiff_names)/sizeof(*errdiff_names), str, ed_floyd);
306 }
307 if (quant->translate == pt_errdiff && quant->errdiff == ed_custom) {
308 /* get the error diffusion map */
309 sv = hv_fetch(hv, "errdiff_width", 13, 0);
310 if (sv && *sv)
311 quant->ed_width = SvIV(*sv);
312 sv = hv_fetch(hv, "errdiff_height", 14, 0);
313 if (sv && *sv)
314 quant->ed_height = SvIV(*sv);
315 sv = hv_fetch(hv, "errdiff_orig", 12, 0);
316 if (sv && *sv)
317 quant->ed_orig = SvIV(*sv);
318 if (quant->ed_width > 0 && quant->ed_height > 0) {
319 int sum = 0;
320 quant->ed_map = mymalloc(sizeof(int)*quant->ed_width*quant->ed_height);
321 sv = hv_fetch(hv, "errdiff_map", 11, 0);
322 if (sv && *sv && SvROK(*sv) && SvTYPE(SvRV(*sv)) == SVt_PVAV) {
323 AV *av = (AV*)SvRV(*sv);
324 len = av_len(av) + 1;
325 if (len > quant->ed_width * quant->ed_height)
326 len = quant->ed_width * quant->ed_height;
327 for (i = 0; i < len; ++i) {
328 SV **sv2 = av_fetch(av, i, 0);
329 if (sv2 && *sv2) {
330 quant->ed_map[i] = SvIV(*sv2);
331 sum += quant->ed_map[i];
332 }
333 }
334 }
335 if (!sum) {
336 /* broken map */
337 myfree(quant->ed_map);
338 quant->ed_map = 0;
339 quant->errdiff = ed_floyd;
340 }
341 }
342 }
343 sv = hv_fetch(hv, "perturb", 7, 0);
344 if (sv && *sv)
345 quant->perturb = SvIV(*sv);
346}
347
348/* look through the hash for options to add to opts */
349static void handle_gif_opts(i_gif_opts *opts, HV *hv)
350{
02d1d628
AMH		 351 SV **sv;
352 int i;
353 /**((char *)0) = '\0';*/
bf9dd17c
TC		 354 opts->each_palette = hv_fetch_bool(hv, "gif_each_palette", 0);
355 opts->interlace = hv_fetch_bool(hv, "interlace", 0);
356
02d1d628
AMH		 357 sv = hv_fetch(hv, "gif_delays", 10, 0);
358 if (sv && *sv && SvROK(*sv) && SvTYPE(SvRV(*sv)) == SVt_PVAV) {
359 AV *av = (AV*)SvRV(*sv);
360 opts->delay_count = av_len(av)+1;
361 opts->delays = mymalloc(sizeof(int) * opts->delay_count);
362 for (i = 0; i < opts->delay_count; ++i) {
363 SV *sv1 = *av_fetch(av, i, 0);
364 opts->delays[i] = SvIV(sv1);
365 }
366 }
367 sv = hv_fetch(hv, "gif_user_input", 14, 0);
368 if (sv && *sv && SvROK(*sv) && SvTYPE(SvRV(*sv)) == SVt_PVAV) {
369 AV *av = (AV*)SvRV(*sv);
370 opts->user_input_count = av_len(av)+1;
371 opts->user_input_flags = mymalloc(opts->user_input_count);
372 for (i = 0; i < opts->user_input_count; ++i) {
373 SV *sv1 = *av_fetch(av, i, 0);
374 opts->user_input_flags[i] = SvIV(sv1) != 0;
375 }
376 }
377 sv = hv_fetch(hv, "gif_disposal", 12, 0);
378 if (sv && *sv && SvROK(*sv) && SvTYPE(SvRV(*sv)) == SVt_PVAV) {
379 AV *av = (AV*)SvRV(*sv);
380 opts->disposal_count = av_len(av)+1;
381 opts->disposal = mymalloc(opts->disposal_count);
382 for (i = 0; i < opts->disposal_count; ++i) {
383 SV *sv1 = *av_fetch(av, i, 0);
384 opts->disposal[i] = SvIV(sv1);
385 }
386 }
387 sv = hv_fetch(hv, "gif_tran_color", 14, 0);
388 if (sv && *sv && SvROK(*sv) && sv_derived_from(*sv, "Imager::Color")) {
389 i_color *col = (i_color *)SvIV((SV *)SvRV(*sv));
390 opts->tran_color = *col;
391 }
392 sv = hv_fetch(hv, "gif_positions", 13, 0);
393 if (sv && *sv && SvROK(*sv) && SvTYPE(SvRV(*sv)) == SVt_PVAV) {
394 AV *av = (AV *)SvRV(*sv);
395 opts->position_count = av_len(av) + 1;
396 opts->positions = mymalloc(sizeof(i_gif_pos) * opts->position_count);
397 for (i = 0; i < opts->position_count; ++i) {
398 SV **sv2 = av_fetch(av, i, 0);
399 opts->positions[i].x = opts->positions[i].y = 0;
400 if (sv && *sv && SvROK(*sv) && SvTYPE(SvRV(*sv)) == SVt_PVAV) {
401 AV *av2 = (AV*)SvRV(*sv2);
402 SV **sv3;
403 sv3 = av_fetch(av2, 0, 0);
404 if (sv3 && *sv3)
405 opts->positions[i].x = SvIV(*sv3);
406 sv3 = av_fetch(av2, 1, 0);
407 if (sv3 && *sv3)
408 opts->positions[i].y = SvIV(*sv3);
409 }
410 }
411 }
412 /* Netscape2.0 loop count extension */
bf9dd17c
TC		 413 opts->loop_count = hv_fetch_int(hv, "gif_loop_count", 0);
414
415 opts->eliminate_unused = hv_fetch_bool(hv, "gif_eliminate_unused", 1);
02d1d628
AMH		 416}
417
418/* copies the color map from the hv into the colors member of the HV */
419static void copy_colors_back(HV *hv, i_quantize *quant) {
420 SV **sv;
421 AV *av;
422 int i;
423 SV *work;
424
425 sv = hv_fetch(hv, "colors", 6, 0);
426 if (!sv || !*sv || !SvROK(*sv) || SvTYPE(SvRV(*sv)) != SVt_PVAV) {
427 SV *ref;
428 av = newAV();
429 ref = newRV_inc((SV*) av);
430 sv = hv_store(hv, "colors", 6, ref, 0);
431 }
432 else {
433 av = (AV *)SvRV(*sv);
434 }
435 av_extend(av, quant->mc_count+1);
436 for (i = 0; i < quant->mc_count; ++i) {
437 i_color *in = quant->mc_colors+i;
438 Imager__Color c = ICL_new_internal(in->rgb.r, in->rgb.g, in->rgb.b, 255);
439 work = sv_newmortal();
440 sv_setref_pv(work, "Imager::Color", (void *)c);
441 SvREFCNT_inc(work);
442 if (!av_store(av, i, work)) {
443 SvREFCNT_dec(work);
444 }
445 }
446}
447
f1ac5027
TC		 448/* loads the segments of a fountain fill into an array */
449i_fountain_seg *load_fount_segs(AV *asegs, int *count) {
450 /* Each element of segs must contain:
451 [ start, middle, end, c0, c1, segtype, colortrans ]
452 start, middle, end are doubles from 0 to 1
453 c0, c1 are Imager::Color::Float or Imager::Color objects
454 segtype, colortrans are ints
455 */
456 int i, j;
457 AV *aseg;
458 SV *sv;
459 i_fountain_seg *segs;
460 double work[3];
461 int worki[2];
462
463 *count = av_len(asegs)+1;
464 if (*count < 1)
465 croak("i_fountain must have at least one segment");
466 segs = mymalloc(sizeof(i_fountain_seg) * *count);
467 for(i = 0; i < *count; i++) {
468 SV **sv1 = av_fetch(asegs, i, 0);
469 if (!sv1 || !*sv1 || !SvROK(*sv1)
470 || SvTYPE(SvRV(*sv1)) != SVt_PVAV) {
471 myfree(segs);
472 croak("i_fountain: segs must be an arrayref of arrayrefs");
473 }
474 aseg = (AV *)SvRV(*sv1);
475 if (av_len(aseg) != 7-1) {
476 myfree(segs);
477 croak("i_fountain: a segment must have 7 members");
478 }
479 for (j = 0; j < 3; ++j) {
480 SV **sv2 = av_fetch(aseg, j, 0);
481 if (!sv2 || !*sv2) {
482 myfree(segs);
483 croak("i_fountain: XS error");
484 }
485 work[j] = SvNV(*sv2);
486 }
487 segs[i].start = work[0];
488 segs[i].middle = work[1];
489 segs[i].end = work[2];
490 for (j = 0; j < 2; ++j) {
491 SV **sv3 = av_fetch(aseg, 3+j, 0);
492 if (!sv3 || !*sv3 || !SvROK(*sv3) ||
493 (!sv_derived_from(*sv3, "Imager::Color")
494 && !sv_derived_from(*sv3, "Imager::Color::Float"))) {
495 myfree(segs);
496 croak("i_fountain: segs must contain colors in elements 3 and 4");
497 }
498 if (sv_derived_from(*sv3, "Imager::Color::Float")) {
499 segs[i].c[j] = *(i_fcolor *)SvIV((SV *)SvRV(*sv3));
500 }
501 else {
502 i_color c = *(i_color *)SvIV((SV *)SvRV(*sv3));
503 int ch;
504 for (ch = 0; ch < MAXCHANNELS; ++ch) {
505 segs[i].c[j].channel[ch] = c.channel[ch] / 255.0;
506 }
507 }
508 }
509 for (j = 0; j < 2; ++j) {
510 SV **sv2 = av_fetch(aseg, j+5, 0);
511 if (!sv2 || !*sv2) {
512 myfree(segs);
513 croak("i_fountain: XS error");
514 }
515 worki[j] = SvIV(*sv2);
516 }
517 segs[i].type = worki[0];
518 segs[i].color = worki[1];
519 }
520
521 return segs;
522}
523
faa9b3e7
TC		 524/* I don't think ICLF_* names belong at the C interface
525 this makes the XS code think we have them, to let us avoid
526 putting function bodies in the XS code
527*/
528#define ICLF_new_internal(r, g, b, a) i_fcolor_new((r), (g), (b), (a))
529#define ICLF_DESTROY(cl) i_fcolor_destroy(cl)
530
f1ac5027
TC		 531/* for the fill objects
532 Since a fill object may later have dependent images, (or fills!)
533 we need perl wrappers - oh well
534*/
535#define IFILL_DESTROY(fill) i_fill_destroy(fill);
536typedef i_fill_t* Imager__FillHandle;
537
02d1d628
AMH		 538MODULE = Imager PACKAGE = Imager::Color PREFIX = ICL_
539
540Imager::Color
541ICL_new_internal(r,g,b,a)
542 unsigned char r
543 unsigned char g
544 unsigned char b
545 unsigned char a
546
547void
548ICL_DESTROY(cl)
549 Imager::Color cl
550
551
29106a11 552void
02d1d628
AMH		 553ICL_set_internal(cl,r,g,b,a)
554 Imager::Color cl
555 unsigned char r
556 unsigned char g
557 unsigned char b
558 unsigned char a
29106a11 559 PPCODE:
46062ab6 560 ICL_set_internal(cl, r, g, b, a);
29106a11
TC		 561 EXTEND(SP, 1);
562 PUSHs(ST(0));
02d1d628
AMH		 563
564void
565ICL_info(cl)
566 Imager::Color cl
567
568
569void
570ICL_rgba(cl)
571 Imager::Color cl
572 PPCODE:
573 EXTEND(SP, 4);
574 PUSHs(sv_2mortal(newSVnv(cl->rgba.r)));
575 PUSHs(sv_2mortal(newSVnv(cl->rgba.g)));
576 PUSHs(sv_2mortal(newSVnv(cl->rgba.b)));
577 PUSHs(sv_2mortal(newSVnv(cl->rgba.a)));
578
efdc2568
TC		 579Imager::Color
580i_hsv_to_rgb(c)
581 Imager::Color c
582 CODE:
583 RETVAL = mymalloc(sizeof(i_color));
584 *RETVAL = *c;
585 i_hsv_to_rgb(RETVAL);
586 OUTPUT:
587 RETVAL
588
589Imager::Color
590i_rgb_to_hsv(c)
591 Imager::Color c
592 CODE:
593 RETVAL = mymalloc(sizeof(i_color));
594 *RETVAL = *c;
595 i_rgb_to_hsv(RETVAL);
596 OUTPUT:
597 RETVAL
598
02d1d628
AMH		 599
600
faa9b3e7 601MODULE = Imager PACKAGE = Imager::Color::Float PREFIX=ICLF_
02d1d628 602
faa9b3e7
TC		 603Imager::Color::Float
604ICLF_new_internal(r, g, b, a)
605 double r
606 double g
607 double b
608 double a
609
610void
611ICLF_DESTROY(cl)
612 Imager::Color::Float cl
02d1d628 613
faa9b3e7
TC		 614void
615ICLF_rgba(cl)
616 Imager::Color::Float cl
617 PREINIT:
618 int ch;
619 PPCODE:
620 EXTEND(SP, MAXCHANNELS);
621 for (ch = 0; ch < MAXCHANNELS; ++ch) {
622 /* printf("%d: %g\n", ch, cl->channel[ch]); */
623 PUSHs(sv_2mortal(newSVnv(cl->channel[ch])));
624 }
625
626void
627ICLF_set_internal(cl,r,g,b,a)
628 Imager::Color::Float cl
629 double r
630 double g
631 double b
632 double a
633 PPCODE:
634 cl->rgba.r = r;
635 cl->rgba.g = g;
636 cl->rgba.b = b;
637 cl->rgba.a = a;
638 EXTEND(SP, 1);
639 PUSHs(ST(0));
02d1d628 640
efdc2568
TC		 641Imager::Color::Float
642i_hsv_to_rgb(c)
643 Imager::Color::Float c
644 CODE:
645 RETVAL = mymalloc(sizeof(i_fcolor));
646 *RETVAL = *c;
647 i_hsv_to_rgbf(RETVAL);
648 OUTPUT:
649 RETVAL
650
651Imager::Color::Float
652i_rgb_to_hsv(c)
653 Imager::Color::Float c
654 CODE:
655 RETVAL = mymalloc(sizeof(i_fcolor));
656 *RETVAL = *c;
657 i_rgb_to_hsvf(RETVAL);
658 OUTPUT:
659 RETVAL
660
661
02d1d628
AMH		 662MODULE = Imager PACKAGE = Imager::ImgRaw PREFIX = IIM_
663
664Imager::ImgRaw
665IIM_new(x,y,ch)
666 int x
667 int y
668 int ch
669
670void
671IIM_DESTROY(im)
672 Imager::ImgRaw im
673
674
675
676MODULE = Imager PACKAGE = Imager
677
678PROTOTYPES: ENABLE
679
680
681Imager::IO
682io_new_fd(fd)
683 int fd
684
685Imager::IO
686io_new_bufchain()
687
688
4dfa5522
AMH		 689Imager::IO
690io_new_buffer(data)
691 char *data
692 PREINIT:
693 size_t length;
694 SV* sv;
695 CODE:
696 SvPV(ST(0), length);
697 SvREFCNT_inc(ST(0));
698 RETVAL = io_new_buffer(data, length, my_SvREFCNT_dec, ST(0));
699 OUTPUT:
700 RETVAL
701
702
02d1d628
AMH		 703void
704io_slurp(ig)
705 Imager::IO ig
706 PREINIT:
707 unsigned char* data;
4dfa5522 708 size_t tlength;
02d1d628
AMH		 709 PPCODE:
710 data = NULL;
711 tlength = io_slurp(ig, &data);
02d1d628
AMH		 712 EXTEND(SP,1);
713 PUSHs(sv_2mortal(newSVpv(data,tlength)));
714 myfree(data);
715
716
c3cc977e
AMH		 717MODULE = Imager PACKAGE = Imager::IO PREFIX = io_glue_
718
719void
720io_glue_DESTROY(ig)
721 Imager::IO ig
722
723
724MODULE = Imager PACKAGE = Imager
725
726PROTOTYPES: ENABLE
727
728
02d1d628
AMH		 729
730void
731i_list_formats()
732 PREINIT:
733 char* item;
734 int i;
735 PPCODE:
736 i=0;
737 while( (item=i_format_list[i++]) != NULL ) {
738 EXTEND(SP, 1);
739 PUSHs(sv_2mortal(newSVpv(item,0)));
740 }
741
742undef_int
743i_has_format(frmt)
744 char* frmt
745
746Imager::ImgRaw
747i_img_new()
748
749Imager::ImgRaw
750i_img_empty(im,x,y)
751 Imager::ImgRaw im
752 int x
753 int y
754
755Imager::ImgRaw
756i_img_empty_ch(im,x,y,ch)
757 Imager::ImgRaw im
758 int x
759 int y
760 int ch
761
762void
763init_log(name,level)
764 char* name
765 int level
766
7f882a01
AMH		 767void
768log_entry(string,level)
769 char* string
770 int level
771
772
02d1d628
AMH		 773void
774i_img_exorcise(im)
775 Imager::ImgRaw im
776
777void
778i_img_destroy(im)
779 Imager::ImgRaw im
780
781void
782i_img_info(im)
783 Imager::ImgRaw im
784 PREINIT:
785 int info[4];
786 PPCODE:
787 i_img_info(im,info);
788 EXTEND(SP, 4);
789 PUSHs(sv_2mortal(newSViv(info[0])));
790 PUSHs(sv_2mortal(newSViv(info[1])));
791 PUSHs(sv_2mortal(newSViv(info[2])));
792 PUSHs(sv_2mortal(newSViv(info[3])));
793
794
795
796
797void
798i_img_setmask(im,ch_mask)
799 Imager::ImgRaw im
800 int ch_mask
801
802int
803i_img_getmask(im)
804 Imager::ImgRaw im
805
806int
807i_img_getchannels(im)
808 Imager::ImgRaw im
809
810void
811i_img_getdata(im)
812 Imager::ImgRaw im
813 PPCODE:
814 EXTEND(SP, 1);
faa9b3e7
TC		 815 PUSHs(im->idata ? sv_2mortal(newSVpv(im->idata, im->bytes))
816 : &PL_sv_undef);
02d1d628
AMH		 817
818
819void
820i_draw(im,x1,y1,x2,y2,val)
821 Imager::ImgRaw im
822 int x1
823 int y1
824 int x2
825 int y2
826 Imager::Color val
827
828void
829i_line_aa(im,x1,y1,x2,y2,val)
830 Imager::ImgRaw im
831 int x1
832 int y1
833 int x2
834 int y2
835 Imager::Color val
836
837void
838i_box(im,x1,y1,x2,y2,val)
839 Imager::ImgRaw im
840 int x1
841 int y1
842 int x2
843 int y2
844 Imager::Color val
845
846void
847i_box_filled(im,x1,y1,x2,y2,val)
848 Imager::ImgRaw im
849 int x1
850 int y1
851 int x2
852 int y2
853 Imager::Color val
854
f1ac5027
TC		 855void
856i_box_cfill(im,x1,y1,x2,y2,fill)
857 Imager::ImgRaw im
858 int x1
859 int y1
860 int x2
861 int y2
862 Imager::FillHandle fill
863
02d1d628
AMH		 864void
865i_arc(im,x,y,rad,d1,d2,val)
866 Imager::ImgRaw im
867 int x
868 int y
869 float rad
870 float d1
871 float d2
872 Imager::Color val
873
f1ac5027
TC		 874void
875i_arc_cfill(im,x,y,rad,d1,d2,fill)
876 Imager::ImgRaw im
877 int x
878 int y
879 float rad
880 float d1
881 float d2
882 Imager::FillHandle fill
883
02d1d628
AMH		 884
885
6af18d2b
AMH		 886void
887i_circle_aa(im,x,y,rad,val)
888 Imager::ImgRaw im
889 float x
890 float y
891 float rad
892 Imager::Color val
893
894
895
02d1d628
AMH		 896void
897i_bezier_multi(im,xc,yc,val)
898 Imager::ImgRaw im
899 Imager::Color val
900 PREINIT:
901 double *x,*y;
902 int len;
903 AV *av1;
904 AV *av2;
905 SV *sv1;
906 SV *sv2;
907 int i;
908 PPCODE:
909 ICL_info(val);
910 if (!SvROK(ST(1))) croak("Imager: Parameter 1 to i_bezier_multi must be a reference to an array\n");
911 if (SvTYPE(SvRV(ST(1))) != SVt_PVAV) croak("Imager: Parameter 1 to i_bezier_multi must be a reference to an array\n");
912 if (!SvROK(ST(2))) croak("Imager: Parameter 2 to i_bezier_multi must be a reference to an array\n");
913 if (SvTYPE(SvRV(ST(2))) != SVt_PVAV) croak("Imager: Parameter 2 to i_bezier_multi must be a reference to an array\n");
914 av1=(AV*)SvRV(ST(1));
915 av2=(AV*)SvRV(ST(2));
916 if (av_len(av1) != av_len(av2)) croak("Imager: x and y arrays to i_bezier_multi must be equal length\n");
917 len=av_len(av1)+1;
918 x=mymalloc( len*sizeof(double) );
919 y=mymalloc( len*sizeof(double) );
920 for(i=0;i<len;i++) {
921 sv1=(*(av_fetch(av1,i,0)));
922 sv2=(*(av_fetch(av2,i,0)));
923 x[i]=(double)SvNV(sv1);
924 y[i]=(double)SvNV(sv2);
925 }
926 i_bezier_multi(im,len,x,y,val);
927 myfree(x);
928 myfree(y);
929
930
931void
932i_poly_aa(im,xc,yc,val)
933 Imager::ImgRaw im
934 Imager::Color val
935 PREINIT:
936 double *x,*y;
937 int len;
938 AV *av1;
939 AV *av2;
940 SV *sv1;
941 SV *sv2;
942 int i;
943 PPCODE:
944 ICL_info(val);
945 if (!SvROK(ST(1))) croak("Imager: Parameter 1 to i_poly_aa must be a reference to an array\n");
946 if (SvTYPE(SvRV(ST(1))) != SVt_PVAV) croak("Imager: Parameter 1 to i_poly_aa must be a reference to an array\n");
947 if (!SvROK(ST(2))) croak("Imager: Parameter 1 to i_poly_aa must be a reference to an array\n");
948 if (SvTYPE(SvRV(ST(2))) != SVt_PVAV) croak("Imager: Parameter 1 to i_poly_aa must be a reference to an array\n");
949 av1=(AV*)SvRV(ST(1));
950 av2=(AV*)SvRV(ST(2));
951 if (av_len(av1) != av_len(av2)) croak("Imager: x and y arrays to i_poly_aa must be equal length\n");
952 len=av_len(av1)+1;
953 x=mymalloc( len*sizeof(double) );
954 y=mymalloc( len*sizeof(double) );
955 for(i=0;i<len;i++) {
956 sv1=(*(av_fetch(av1,i,0)));
957 sv2=(*(av_fetch(av2,i,0)));
958 x[i]=(double)SvNV(sv1);
959 y[i]=(double)SvNV(sv2);
960 }
961 i_poly_aa(im,len,x,y,val);
962 myfree(x);
963 myfree(y);
964
965
966
967void
968i_flood_fill(im,seedx,seedy,dcol)
969 Imager::ImgRaw im
970 int seedx
971 int seedy
972 Imager::Color dcol
973
cc6483e0
TC		 974void
975i_flood_cfill(im,seedx,seedy,fill)
976 Imager::ImgRaw im
977 int seedx
978 int seedy
979 Imager::FillHandle fill
980
02d1d628
AMH		 981
982void
983i_copyto(im,src,x1,y1,x2,y2,tx,ty)
984 Imager::ImgRaw im
985 Imager::ImgRaw src
986 int x1
987 int y1
988 int x2
989 int y2
990 int tx
991 int ty
992
993
994void
995i_copyto_trans(im,src,x1,y1,x2,y2,tx,ty,trans)
996 Imager::ImgRaw im
997 Imager::ImgRaw src
998 int x1
999 int y1
1000 int x2
1001 int y2
1002 int tx
1003 int ty
1004 Imager::Color trans
1005
1006void
1007i_copy(im,src)
1008 Imager::ImgRaw im
1009 Imager::ImgRaw src
1010
1011
faa9b3e7 1012undef_int
02d1d628
AMH		 1013i_rubthru(im,src,tx,ty)
1014 Imager::ImgRaw im
1015 Imager::ImgRaw src
1016 int tx
1017 int ty
1018
142c26ff
AMH		 1019undef_int
1020i_flipxy(im, direction)
1021 Imager::ImgRaw im
1022 int direction
1023
faa9b3e7
TC		 1024Imager::ImgRaw
1025i_rotate90(im, degrees)
1026 Imager::ImgRaw im
1027 int degrees
1028
1029Imager::ImgRaw
1030i_rotate_exact(im, amount)
1031 Imager::ImgRaw im
1032 double amount
1033
1034Imager::ImgRaw
1035i_matrix_transform(im, xsize, ysize, matrix)
1036 Imager::ImgRaw im
1037 int xsize
1038 int ysize
1039 PREINIT:
1040 double matrix[9];
1041 AV *av;
1042 IV len;
1043 SV *sv1;
1044 int i;
1045 CODE:
1046 if (!SvROK(ST(3)) || SvTYPE(SvRV(ST(3))) != SVt_PVAV)
1047 croak("i_matrix_transform: parameter 4 must be an array ref\n");
1048 av=(AV*)SvRV(ST(3));
1049 len=av_len(av)+1;
1050 if (len > 9)
1051 len = 9;
1052 for (i = 0; i < len; ++i) {
1053 sv1=(*(av_fetch(av,i,0)));
1054 matrix[i] = SvNV(sv1);
1055 }
1056 for (; i < 9; ++i)
1057 matrix[i] = 0;
1058 RETVAL = i_matrix_transform(im, xsize, ysize, matrix);
1059 OUTPUT:
1060 RETVAL
02d1d628
AMH		 1061
1062void
1063i_gaussian(im,stdev)
1064 Imager::ImgRaw im
1065 float stdev
1066
b6381851
TC		 1067void
1068i_unsharp_mask(im,stdev,scale)
1069 Imager::ImgRaw im
1070 float stdev
1071 double scale
1072
02d1d628
AMH		 1073void
1074i_conv(im,pcoef)
1075 Imager::ImgRaw im
1076 PREINIT:
1077 float* coeff;
1078 int len;
1079 AV* av;
1080 SV* sv1;
1081 int i;
1082 PPCODE:
1083 if (!SvROK(ST(1))) croak("Imager: Parameter 1 must be a reference to an array\n");
1084 if (SvTYPE(SvRV(ST(1))) != SVt_PVAV) croak("Imager: Parameter 1 must be a reference to an array\n");
1085 av=(AV*)SvRV(ST(1));
1086 len=av_len(av)+1;
1087 coeff=mymalloc( len*sizeof(float) );
1088 for(i=0;i<len;i++) {
1089 sv1=(*(av_fetch(av,i,0)));
1090 coeff[i]=(float)SvNV(sv1);
1091 }
1092 i_conv(im,coeff,len);
1093 myfree(coeff);
1094
f5991c03
TC		 1095undef_int
1096i_convert(im, src, coeff)
1097 Imager::ImgRaw im
1098 Imager::ImgRaw src
1099 PREINIT:
1100 float *coeff;
1101 int outchan;
1102 int inchan;
1103 AV *avmain;
1104 SV **temp;
1105 SV *svsub;
1106 AV *avsub;
1107 int len;
1108 int i, j;
1109 CODE:
f5991c03
TC		 1110 if (!SvROK(ST(2)) || SvTYPE(SvRV(ST(2))) != SVt_PVAV)
1111 croak("i_convert: parameter 3 must be an arrayref\n");
1112 avmain = (AV*)SvRV(ST(2));
1113 outchan = av_len(avmain)+1;
1114 /* find the biggest */
1115 inchan = 0;
1116 for (j=0; j < outchan; ++j) {
1117 temp = av_fetch(avmain, j, 0);
1118 if (temp && SvROK(*temp) && SvTYPE(SvRV(*temp)) == SVt_PVAV) {
1119 avsub = (AV*)SvRV(*temp);
1120 len = av_len(avsub)+1;
1121 if (len > inchan)
1122 inchan = len;
1123 }
1124 }
1125 coeff = mymalloc(sizeof(float) * outchan * inchan);
1126 for (j = 0; j < outchan; ++j) {
1127 avsub = (AV*)SvRV(*av_fetch(avmain, j, 0));
1128 len = av_len(avsub)+1;
1129 for (i = 0; i < len; ++i) {
1130 temp = av_fetch(avsub, i, 0);
1131 if (temp)
1132 coeff[i+j*inchan] = SvNV(*temp);
1133 else
1134 coeff[i+j*inchan] = 0;
1135 }
1136 while (i < inchan)
1137 coeff[i++ + j*inchan] = 0;
1138 }
1139 RETVAL = i_convert(im, src, coeff, outchan, inchan);
1140 myfree(coeff);
f5991c03
TC		 1141 OUTPUT:
1142 RETVAL
40eba1ea
AMH		 1143
1144
1145void
1146i_map(im, pmaps)
1147 Imager::ImgRaw im
1148 PREINIT:
1149 unsigned int mask = 0;
1150 AV *avmain;
1151 AV *avsub;
1152 SV **temp;
1153 int len;
1154 int i, j;
1155 unsigned char (*maps)[256];
1156 CODE:
1157 if (!SvROK(ST(1)) || SvTYPE(SvRV(ST(1))) != SVt_PVAV)
1158 croak("i_map: parameter 2 must be an arrayref\n");
1159 avmain = (AV*)SvRV(ST(1));
1160 len = av_len(avmain)+1;
1161 if (im->channels < len) len = im->channels;
1162
1163 maps = mymalloc( len * sizeof(unsigned char [256]) );
1164
1165 for (j=0; j<len ; j++) {
1166 temp = av_fetch(avmain, j, 0);
1167 if (temp && SvROK(*temp) && (SvTYPE(SvRV(*temp)) == SVt_PVAV) ) {
1168 avsub = (AV*)SvRV(*temp);
1169 if(av_len(avsub) != 255) continue;
1170 mask |= 1<<j;
1171 for (i=0; i<256 ; i++) {
9495ee93 1172 int val;
40eba1ea 1173 temp = av_fetch(avsub, i, 0);
9495ee93
AMH		 1174 val = temp ? SvIV(*temp) : 0;
1175 if (val<0) val = 0;
1176 if (val>255) val = 255;
1177 maps[j][i] = val;
40eba1ea
AMH		 1178 }
1179 }
1180 }
1181 i_map(im, maps, mask);
1182 myfree(maps);
1183
1184
1185
02d1d628
AMH		 1186float
1187i_img_diff(im1,im2)
1188 Imager::ImgRaw im1
1189 Imager::ImgRaw im2
1190
1191
1192
1193undef_int
1194i_init_fonts()
1195
1196#ifdef HAVE_LIBT1
1197
1198void
1199i_t1_set_aa(st)
1200 int st
1201
1202int
1203i_t1_new(pfb,afm=NULL)
1204 char* pfb
1205 char* afm
1206
1207int
1208i_t1_destroy(font_id)
1209 int font_id
1210
1211
1212undef_int
1213i_t1_cp(im,xb,yb,channel,fontnum,points,str,len,align)
1214 Imager::ImgRaw im
1215 int xb
1216 int yb
1217 int channel
1218 int fontnum
1219 float points
1220 char* str
1221 int len
1222 int align
1223
1224void
1225i_t1_bbox(fontnum,point,str,len)
1226 int fontnum
1227 float point
1228 char* str
1229 int len
1230 PREINIT:
1231 int cords[6];
1232 PPCODE:
1233 i_t1_bbox(fontnum,point,str,len,cords);
1234 EXTEND(SP, 4);
1235 PUSHs(sv_2mortal(newSViv(cords[0])));
1236 PUSHs(sv_2mortal(newSViv(cords[1])));
1237 PUSHs(sv_2mortal(newSViv(cords[2])));
1238 PUSHs(sv_2mortal(newSViv(cords[3])));
1239 PUSHs(sv_2mortal(newSViv(cords[4])));
1240 PUSHs(sv_2mortal(newSViv(cords[5])));
1241
1242
1243
1244undef_int
1245i_t1_text(im,xb,yb,cl,fontnum,points,str,len,align)
1246 Imager::ImgRaw im
1247 int xb
1248 int yb
1249 Imager::Color cl
1250 int fontnum
1251 float points
1252 char* str
1253 int len
1254 int align
1255
1256#endif
1257
1258#ifdef HAVE_LIBTT
1259
1260
1261Imager::TTHandle
1262i_tt_new(fontname)
1263 char* fontname
1264
1265void
1266i_tt_destroy(handle)
1267 Imager::TTHandle handle
1268
1269
1270
1271undef_int
1272i_tt_text(handle,im,xb,yb,cl,points,str,len,smooth)
1273 Imager::TTHandle handle
1274 Imager::ImgRaw im
1275 int xb
1276 int yb
1277 Imager::Color cl
1278 float points
1279 char* str
1280 int len
1281 int smooth
1282
1283
1284undef_int
1285i_tt_cp(handle,im,xb,yb,channel,points,str,len,smooth)
1286 Imager::TTHandle handle
1287 Imager::ImgRaw im
1288 int xb
1289 int yb
1290 int channel
1291 float points
1292 char* str
1293 int len
1294 int smooth
1295
1296
1297
1298undef_int
1299i_tt_bbox(handle,point,str,len)
1300 Imager::TTHandle handle
1301 float point
1302 char* str
1303 int len
1304 PREINIT:
1305 int cords[6],rc;
1306 PPCODE:
1307 if ((rc=i_tt_bbox(handle,point,str,len,cords))) {
1308 EXTEND(SP, 4);
1309 PUSHs(sv_2mortal(newSViv(cords[0])));
1310 PUSHs(sv_2mortal(newSViv(cords[1])));
1311 PUSHs(sv_2mortal(newSViv(cords[2])));
1312 PUSHs(sv_2mortal(newSViv(cords[3])));
1313 PUSHs(sv_2mortal(newSViv(cords[4])));
1314 PUSHs(sv_2mortal(newSViv(cords[5])));
1315 }
1316
1317
1318#endif
1319
1320
1321
1322
1323#ifdef HAVE_LIBJPEG
1324undef_int
dd55acc8 1325i_writejpeg_wiol(im, ig, qfactor)
02d1d628 1326 Imager::ImgRaw im
dd55acc8 1327 Imager::IO ig
02d1d628
AMH		 1328 int qfactor
1329
02d1d628
AMH		 1330
1331void
1332i_readjpeg_wiol(ig)
1333 Imager::IO ig
1334 PREINIT:
1335 char* iptc_itext;
1336 int tlength;
1337 i_img* rimg;
1338 SV* r;
1339 PPCODE:
1340 iptc_itext = NULL;
1341 rimg = i_readjpeg_wiol(ig,-1,&iptc_itext,&tlength);
1342 if (iptc_itext == NULL) {
1343 r = sv_newmortal();
1344 EXTEND(SP,1);
1345 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1346 PUSHs(r);
1347 } else {
1348 r = sv_newmortal();
1349 EXTEND(SP,2);
1350 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1351 PUSHs(r);
1352 PUSHs(sv_2mortal(newSVpv(iptc_itext,tlength)));
1353 myfree(iptc_itext);
1354 }
1355
1356
1357#endif
1358
1359
1360
1361
1362#ifdef HAVE_LIBTIFF
1363
1364Imager::ImgRaw
1365i_readtiff_wiol(ig, length)
1366 Imager::IO ig
1367 int length
1368
1369
1370undef_int
1371i_writetiff_wiol(im, ig)
1372 Imager::ImgRaw im
1373 Imager::IO ig
1374
d2dfdcc9 1375undef_int
4c2d6970 1376i_writetiff_wiol_faxable(im, ig, fine)
d2dfdcc9
TC		 1377 Imager::ImgRaw im
1378 Imager::IO ig
4c2d6970 1379 int fine
d2dfdcc9 1380
02d1d628
AMH		 1381
1382#endif /* HAVE_LIBTIFF */
1383
1384
1385
1386
1387
1388#ifdef HAVE_LIBPNG
1389
1390Imager::ImgRaw
790923a4
AMH		 1391i_readpng_wiol(ig, length)
1392 Imager::IO ig
1393 int length
02d1d628
AMH		 1394
1395
1396undef_int
790923a4 1397i_writepng_wiol(im, ig)
02d1d628 1398 Imager::ImgRaw im
790923a4 1399 Imager::IO ig
02d1d628
AMH		 1400
1401
1402#endif
1403
1404
1405#ifdef HAVE_LIBGIF
1406
03bd24d4
TC		 1407void
1408i_giflib_version()
1409 PPCODE:
1410 PUSHs(sv_2mortal(newSVnv(IM_GIFMAJOR+IM_GIFMINOR*0.1)));
1411
02d1d628
AMH		 1412undef_int
1413i_writegif(im,fd,colors,pixdev,fixed)
1414 Imager::ImgRaw im
1415 int fd
1416 int colors
1417 int pixdev
1418 PREINIT:
1419 int fixedlen;
1420 Imager__Color fixed;
1421 Imager__Color tmp;
1422 AV* av;
1423 SV* sv1;
1424 IV Itmp;
1425 int i;
1426 CODE:
1427 if (!SvROK(ST(4))) croak("Imager: Parameter 4 must be a reference to an array\n");
1428 if (SvTYPE(SvRV(ST(4))) != SVt_PVAV) croak("Imager: Parameter 4 must be a reference to an array\n");
1429 av=(AV*)SvRV(ST(4));
1430 fixedlen=av_len(av)+1;
1431 fixed=mymalloc( fixedlen*sizeof(i_color) );
1432 for(i=0;i<fixedlen;i++) {
1433 sv1=(*(av_fetch(av,i,0)));
1434 if (sv_derived_from(sv1, "Imager::Color")) {
1435 Itmp = SvIV((SV*)SvRV(sv1));
1436 tmp = (i_color*) Itmp;
1437 } else croak("Imager: one of the elements of array ref is not of Imager::Color type\n");
1438 fixed[i]=*tmp;
1439 }
1440 RETVAL=i_writegif(im,fd,colors,pixdev,fixedlen,fixed);
1441 myfree(fixed);
1442 ST(0) = sv_newmortal();
1443 if (RETVAL == 0) ST(0)=&PL_sv_undef;
1444 else sv_setiv(ST(0), (IV)RETVAL);
1445
1446
1447
1448
1449undef_int
1450i_writegifmc(im,fd,colors)
067d6bdc 1451 Imager::ImgRaw im
02d1d628
AMH		 1452 int fd
1453 int colors
1454
02d1d628
AMH		 1455
1456undef_int
1457i_writegif_gen(fd, ...)
1458 int fd
1459 PROTOTYPE: $$@
1460 PREINIT:
1461 i_quantize quant;
1462 i_gif_opts opts;
1463 i_img **imgs = NULL;
1464 int img_count;
1465 int i;
1466 HV *hv;
1467 CODE:
1468 if (items < 3)
1469 croak("Usage: i_writegif_gen(fd,hashref, images...)");
1470 if (!SvROK(ST(1)) || ! SvTYPE(SvRV(ST(1))))
1471 croak("i_writegif_gen: Second argument must be a hash ref");
1472 hv = (HV *)SvRV(ST(1));
1473 memset(&quant, 0, sizeof(quant));
1474 quant.mc_size = 256;
1475 quant.mc_colors = mymalloc(quant.mc_size * sizeof(i_color));
1476 memset(&opts, 0, sizeof(opts));
1477 handle_quant_opts(&quant, hv);
1478 handle_gif_opts(&opts, hv);
1479 img_count = items - 2;
1480 RETVAL = 1;
1481 if (img_count < 1) {
1482 RETVAL = 0;
95b44a76
TC		 1483 i_clear_error();
1484 i_push_error(0, "You need to specify images to save");
02d1d628
AMH		 1485 }
1486 else {
1487 imgs = mymalloc(sizeof(i_img *) * img_count);
1488 for (i = 0; i < img_count; ++i) {
1489 SV *sv = ST(2+i);
1490 imgs[i] = NULL;
1491 if (SvROK(sv) && sv_derived_from(sv, "Imager::ImgRaw")) {
1492 imgs[i] = (i_img *)SvIV((SV*)SvRV(sv));
1493 }
1494 else {
95b44a76
TC		 1495 i_clear_error();
1496 i_push_error(0, "Only images can be saved");
02d1d628
AMH		 1497 RETVAL = 0;
1498 break;
1499 }
1500 }
1501 if (RETVAL) {
1502 RETVAL = i_writegif_gen(&quant, fd, imgs, img_count, &opts);
1503 }
1504 myfree(imgs);
1505 if (RETVAL) {
1506 copy_colors_back(hv, &quant);
1507 }
1508 }
1509 ST(0) = sv_newmortal();
1510 if (RETVAL == 0) ST(0)=&PL_sv_undef;
1511 else sv_setiv(ST(0), (IV)RETVAL);
1512
1513undef_int
1514i_writegif_callback(cb, maxbuffer,...)
1515 int maxbuffer;
1516 PREINIT:
1517 i_quantize quant;
1518 i_gif_opts opts;
1519 i_img **imgs = NULL;
1520 int img_count;
1521 int i;
1522 HV *hv;
1523 i_writer_data wd;
1524 CODE:
1525 if (items < 4)
1526 croak("Usage: i_writegif_callback(\\&callback,maxbuffer,hashref, images...)");
1527 if (!SvROK(ST(2)) || ! SvTYPE(SvRV(ST(2))))
1528 croak("i_writegif_callback: Second argument must be a hash ref");
1529 hv = (HV *)SvRV(ST(2));
1530 memset(&quant, 0, sizeof(quant));
1531 quant.mc_size = 256;
1532 quant.mc_colors = mymalloc(quant.mc_size * sizeof(i_color));
1533 memset(&opts, 0, sizeof(opts));
1534 handle_quant_opts(&quant, hv);
1535 handle_gif_opts(&opts, hv);
1536 img_count = items - 3;
1537 RETVAL = 1;
1538 if (img_count < 1) {
1539 RETVAL = 0;
1540 }
1541 else {
1542 imgs = mymalloc(sizeof(i_img *) * img_count);
1543 for (i = 0; i < img_count; ++i) {
1544 SV *sv = ST(3+i);
1545 imgs[i] = NULL;
1546 if (SvROK(sv) && sv_derived_from(sv, "Imager::ImgRaw")) {
1547 imgs[i] = (i_img *)SvIV((SV*)SvRV(sv));
1548 }
1549 else {
1550 RETVAL = 0;
1551 break;
1552 }
1553 }
1554 if (RETVAL) {
1555 wd.sv = ST(0);
1556 RETVAL = i_writegif_callback(&quant, write_callback, (char *)&wd, maxbuffer, imgs, img_count, &opts);
1557 }
1558 myfree(imgs);
1559 if (RETVAL) {
1560 copy_colors_back(hv, &quant);
1561 }
1562 }
1563 ST(0) = sv_newmortal();
1564 if (RETVAL == 0) ST(0)=&PL_sv_undef;
1565 else sv_setiv(ST(0), (IV)RETVAL);
1566
1567void
1568i_readgif(fd)
1569 int fd
1570 PREINIT:
1571 int* colour_table;
1572 int colours, q, w;
1573 i_img* rimg;
1574 SV* temp[3];
1575 AV* ct;
1576 SV* r;
1577 PPCODE:
1578 colour_table = NULL;
1579 colours = 0;
1580
895dbd34 1581 if(GIMME_V == G_ARRAY) {
02d1d628
AMH		 1582 rimg = i_readgif(fd,&colour_table,&colours);
1583 } else {
1584 /* don't waste time with colours if they aren't wanted */
1585 rimg = i_readgif(fd,NULL,NULL);
1586 }
895dbd34 1587
02d1d628
AMH		 1588 if (colour_table == NULL) {
1589 EXTEND(SP,1);
1590 r=sv_newmortal();
1591 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1592 PUSHs(r);
1593 } else {
1594 /* the following creates an [[r,g,b], [r, g, b], [r, g, b]...] */
1595 /* I don't know if I have the reference counts right or not :( */
1596 /* Neither do I :-) */
1597 /* No Idea here either */
1598
1599 ct=newAV();
1600 av_extend(ct, colours);
1601 for(q=0; q<colours; q++) {
1602 for(w=0; w<3; w++)
1603 temp[w]=sv_2mortal(newSViv(colour_table[q*3 + w]));
1604 av_store(ct, q, (SV*)newRV_noinc((SV*)av_make(3, temp)));
1605 }
1606 myfree(colour_table);
895dbd34 1607
02d1d628 1608 EXTEND(SP,2);
895dbd34 1609 r = sv_newmortal();
02d1d628
AMH		 1610 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1611 PUSHs(r);
1612 PUSHs(newRV_noinc((SV*)ct));
1613 }
1614
1615
1616
1617
1618
1619void
1620i_readgif_scalar(...)
1621 PROTOTYPE: $
1622 PREINIT:
1623 char* data;
1624 unsigned int length;
1625 int* colour_table;
1626 int colours, q, w;
1627 i_img* rimg;
1628 SV* temp[3];
1629 AV* ct;
1630 SV* r;
1631 PPCODE:
1632 data = (char *)SvPV(ST(0), length);
1633 colour_table=NULL;
1634 colours=0;
1635
1636 if(GIMME_V == G_ARRAY) {
1637 rimg=i_readgif_scalar(data,length,&colour_table,&colours);
1638 } else {
1639 /* don't waste time with colours if they aren't wanted */
1640 rimg=i_readgif_scalar(data,length,NULL,NULL);
1641 }
1642
1643 if (colour_table == NULL) {
1644 EXTEND(SP,1);
1645 r=sv_newmortal();
1646 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1647 PUSHs(r);
1648 } else {
1649 /* the following creates an [[r,g,b], [r, g, b], [r, g, b]...] */
1650 /* I don't know if I have the reference counts right or not :( */
1651 /* Neither do I :-) */
1652 ct=newAV();
1653 av_extend(ct, colours);
1654 for(q=0; q<colours; q++) {
1655 for(w=0; w<3; w++)
1656 temp[w]=sv_2mortal(newSViv(colour_table[q*3 + w]));
1657 av_store(ct, q, (SV*)newRV_noinc((SV*)av_make(3, temp)));
1658 }
1659 myfree(colour_table);
1660
1661 EXTEND(SP,2);
1662 r=sv_newmortal();
1663 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1664 PUSHs(r);
1665 PUSHs(newRV_noinc((SV*)ct));
1666 }
1667
1668void
1669i_readgif_callback(...)
1670 PROTOTYPE: &
1671 PREINIT:
1672 char* data;
1673 int length;
1674 int* colour_table;
1675 int colours, q, w;
1676 i_img* rimg;
1677 SV* temp[3];
1678 AV* ct;
1679 SV* r;
1680 i_reader_data rd;
1681 PPCODE:
1682 rd.sv = ST(0);
1683 colour_table=NULL;
1684 colours=0;
1685
1686 if(GIMME_V == G_ARRAY) {
1687 rimg=i_readgif_callback(read_callback, (char *)&rd,&colour_table,&colours);
1688 } else {
1689 /* don't waste time with colours if they aren't wanted */
1690 rimg=i_readgif_callback(read_callback, (char *)&rd,NULL,NULL);
1691 }
1692
1693 if (colour_table == NULL) {
1694 EXTEND(SP,1);
1695 r=sv_newmortal();
1696 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1697 PUSHs(r);
1698 } else {
1699 /* the following creates an [[r,g,b], [r, g, b], [r, g, b]...] */
1700 /* I don't know if I have the reference counts right or not :( */
1701 /* Neither do I :-) */
1702 /* Neither do I - maybe I'll move this somewhere */
1703 ct=newAV();
1704 av_extend(ct, colours);
1705 for(q=0; q<colours; q++) {
1706 for(w=0; w<3; w++)
1707 temp[w]=sv_2mortal(newSViv(colour_table[q*3 + w]));
1708 av_store(ct, q, (SV*)newRV_noinc((SV*)av_make(3, temp)));
1709 }
1710 myfree(colour_table);
1711
1712 EXTEND(SP,2);
1713 r=sv_newmortal();
1714 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1715 PUSHs(r);
1716 PUSHs(newRV_noinc((SV*)ct));
1717 }
1718
faa9b3e7
TC		 1719void
1720i_readgif_multi(fd)
1721 int fd
1722 PREINIT:
1723 i_img **imgs;
1724 int count;
1725 int i;
1726 PPCODE:
1727 imgs = i_readgif_multi(fd, &count);
1728 if (imgs) {
1729 EXTEND(SP, count);
1730 for (i = 0; i < count; ++i) {
1731 SV *sv = sv_newmortal();
1732 sv_setref_pv(sv, "Imager::ImgRaw", (void *)imgs[i]);
1733 PUSHs(sv);
1734 }
1735 myfree(imgs);
1736 }
02d1d628 1737
faa9b3e7
TC		 1738void
1739i_readgif_multi_scalar(data)
1740 PREINIT:
1741 i_img **imgs;
1742 int count;
1743 char *data;
1744 unsigned int length;
1745 int i;
1746 PPCODE:
1747 data = (char *)SvPV(ST(0), length);
1748 imgs = i_readgif_multi_scalar(data, length, &count);
1749 if (imgs) {
1750 EXTEND(SP, count);
1751 for (i = 0; i < count; ++i) {
1752 SV *sv = sv_newmortal();
1753 sv_setref_pv(sv, "Imager::ImgRaw", (void *)imgs[i]);
1754 PUSHs(sv);
1755 }
1756 myfree(imgs);
1757 }
02d1d628 1758
faa9b3e7
TC		 1759void
1760i_readgif_multi_callback(cb)
1761 PREINIT:
1762 i_reader_data rd;
1763 i_img **imgs;
1764 int count;
1765 int i;
1766 PPCODE:
1767 rd.sv = ST(0);
1768 imgs = i_readgif_multi_callback(read_callback, (char *)&rd, &count);
1769 if (imgs) {
1770 EXTEND(SP, count);
1771 for (i = 0; i < count; ++i) {
1772 SV *sv = sv_newmortal();
1773 sv_setref_pv(sv, "Imager::ImgRaw", (void *)imgs[i]);
1774 PUSHs(sv);
1775 }
1776 myfree(imgs);
1777 }
02d1d628
AMH		 1778
1779#endif
1780
1781
1782
1783Imager::ImgRaw
1784i_readpnm_wiol(ig, length)
1785 Imager::IO ig
1786 int length
1787
1788
067d6bdc
AMH		 1789undef_int
1790i_writeppm_wiol(im, ig)
1791 Imager::ImgRaw im
1792 Imager::IO ig
1793
1794
02d1d628 1795Imager::ImgRaw
895dbd34
AMH		 1796i_readraw_wiol(ig,x,y,datachannels,storechannels,intrl)
1797 Imager::IO ig
02d1d628
AMH		 1798 int x
1799 int y
1800 int datachannels
1801 int storechannels
1802 int intrl
1803
1804undef_int
895dbd34 1805i_writeraw_wiol(im,ig)
02d1d628 1806 Imager::ImgRaw im
895dbd34
AMH		 1807 Imager::IO ig
1808
261f91c5
TC		 1809undef_int
1810i_writebmp_wiol(im,ig)
1811 Imager::ImgRaw im
1812 Imager::IO ig
02d1d628 1813
705fd961
TC		 1814Imager::ImgRaw
1815i_readbmp_wiol(ig)
1816 Imager::IO ig
1817
1ec86afa
AMH		 1818
1819undef_int
febba01f 1820i_writetga_wiol(im,ig, wierdpack, compress, idstring)
1ec86afa
AMH		 1821 Imager::ImgRaw im
1822 Imager::IO ig
febba01f
AMH		 1823 int wierdpack
1824 int compress
1825 char* idstring
1826 PREINIT:
1827 SV* sv1;
1828 int rc;
1829 int idlen;
1830 CODE:
1831 idlen = SvCUR(ST(4));
1832 RETVAL = i_writetga_wiol(im, ig, wierdpack, compress, idstring, idlen);
1833 OUTPUT:
1834 RETVAL
1835
1ec86afa
AMH		 1836
1837Imager::ImgRaw
1838i_readtga_wiol(ig, length)
1839 Imager::IO ig
1840 int length
1841
1842
02d1d628
AMH		 1843Imager::ImgRaw
1844i_scaleaxis(im,Value,Axis)
1845 Imager::ImgRaw im
1846 float Value
1847 int Axis
1848
1849Imager::ImgRaw
1850i_scale_nn(im,scx,scy)
1851 Imager::ImgRaw im
1852 float scx
1853 float scy
1854
1855Imager::ImgRaw
1856i_haar(im)
1857 Imager::ImgRaw im
1858
1859int
1860i_count_colors(im,maxc)
1861 Imager::ImgRaw im
1862 int maxc
1863
1864
1865Imager::ImgRaw
1866i_transform(im,opx,opy,parm)
1867 Imager::ImgRaw im
1868 PREINIT:
1869 double* parm;
1870 int* opx;
1871 int* opy;
1872 int opxl;
1873 int opyl;
1874 int parmlen;
1875 AV* av;
1876 SV* sv1;
1877 int i;
1878 CODE:
1879 if (!SvROK(ST(1))) croak("Imager: Parameter 1 must be a reference to an array\n");
1880 if (!SvROK(ST(2))) croak("Imager: Parameter 2 must be a reference to an array\n");
1881 if (!SvROK(ST(3))) croak("Imager: Parameter 3 must be a reference to an array\n");
1882 if (SvTYPE(SvRV(ST(1))) != SVt_PVAV) croak("Imager: Parameter 1 must be a reference to an array\n");
1883 if (SvTYPE(SvRV(ST(2))) != SVt_PVAV) croak("Imager: Parameter 2 must be a reference to an array\n");
1884 if (SvTYPE(SvRV(ST(3))) != SVt_PVAV) croak("Imager: Parameter 3 must be a reference to an array\n");
1885 av=(AV*)SvRV(ST(1));
1886 opxl=av_len(av)+1;
1887 opx=mymalloc( opxl*sizeof(int) );
1888 for(i=0;i<opxl;i++) {
1889 sv1=(*(av_fetch(av,i,0)));
1890 opx[i]=(int)SvIV(sv1);
1891 }
1892 av=(AV*)SvRV(ST(2));
1893 opyl=av_len(av)+1;
1894 opy=mymalloc( opyl*sizeof(int) );
1895 for(i=0;i<opyl;i++) {
1896 sv1=(*(av_fetch(av,i,0)));
1897 opy[i]=(int)SvIV(sv1);
1898 }
1899 av=(AV*)SvRV(ST(3));
1900 parmlen=av_len(av)+1;
1901 parm=mymalloc( parmlen*sizeof(double) );
1902 for(i=0;i<parmlen;i++) { /* FIXME: Bug? */
1903 sv1=(*(av_fetch(av,i,0)));
1904 parm[i]=(double)SvNV(sv1);
1905 }
1906 RETVAL=i_transform(im,opx,opxl,opy,opyl,parm,parmlen);
1907 myfree(parm);
1908 myfree(opy);
1909 myfree(opx);
1910 ST(0) = sv_newmortal();
1911 if (RETVAL == 0) ST(0)=&PL_sv_undef;
1912 else sv_setref_pv(ST(0), "Imager::ImgRaw", (void*)RETVAL);
1913
1914Imager::ImgRaw
1915i_transform2(width,height,ops,n_regs,c_regs,in_imgs)
1916 PREINIT:
1917 int width;
1918 int height;
1919 double* parm;
1920 struct rm_op *ops;
953209f8 1921 STRLEN ops_len;
02d1d628
AMH		 1922 int ops_count;
1923 double *n_regs;
1924 int n_regs_count;
1925 i_color *c_regs;
1926 int c_regs_count;
1927 int in_imgs_count;
1928 i_img **in_imgs;
1929 AV* av;
1930 SV* sv1;
1931 IV tmp;
1932 int i;
1933 CODE:
1934 if (!SvROK(ST(3))) croak("Imager: Parameter 4 must be a reference to an array\n");
1935 if (!SvROK(ST(4))) croak("Imager: Parameter 5 must be a reference to an array\n");
1936 if (!SvROK(ST(5))) croak("Imager: Parameter 6 must be a reference to an array of images\n");
1937 if (SvTYPE(SvRV(ST(3))) != SVt_PVAV) croak("Imager: Parameter 4 must be a reference to an array\n");
1938 if (SvTYPE(SvRV(ST(4))) != SVt_PVAV) croak("Imager: Parameter 5 must be a reference to an array\n");
1939
1940 /*if (SvTYPE(SvRV(ST(5))) != SVt_PVAV) croak("Imager: Parameter 6 must be a reference to an array\n");*/
1941
1942 if (SvTYPE(SvRV(ST(5))) == SVt_PVAV) {
1943 av = (AV*)SvRV(ST(5));
1944 in_imgs_count = av_len(av)+1;
1945 for (i = 0; i < in_imgs_count; ++i) {
1946 sv1 = *av_fetch(av, i, 0);
1947 if (!sv_derived_from(sv1, "Imager::ImgRaw")) {
1948 croak("Parameter 5 must contain only images");
1949 }
1950 }
1951 }
1952 else {
1953 in_imgs_count = 0;
1954 }
b8c2033e 1955 if (in_imgs_count > 0) {
02d1d628
AMH		 1956 av = (AV*)SvRV(ST(5));
1957 in_imgs = mymalloc(in_imgs_count*sizeof(i_img*));
1958 for (i = 0; i < in_imgs_count; ++i) {
1959 sv1 = *av_fetch(av,i,0);
1960 if (!sv_derived_from(sv1, "Imager::ImgRaw")) {
1961 croak("Parameter 5 must contain only images");
1962 }
1963 tmp = SvIV((SV*)SvRV(sv1));
1964 in_imgs[i] = (i_img*)tmp;
1965 }
1966 }
1967 else {
1968 /* no input images */
1969 in_imgs = NULL;
1970 }
1971 /* default the output size from the first input if possible */
1972 if (SvOK(ST(0)))
1973 width = SvIV(ST(0));
1974 else if (in_imgs_count)
1975 width = in_imgs[0]->xsize;
1976 else
1977 croak("No output image width supplied");
1978
1979 if (SvOK(ST(1)))
1980 height = SvIV(ST(1));
1981 else if (in_imgs_count)
1982 height = in_imgs[0]->ysize;
1983 else
1984 croak("No output image height supplied");
1985
1986 ops = (struct rm_op *)SvPV(ST(2), ops_len);
1987 if (ops_len % sizeof(struct rm_op))
1988 croak("Imager: Parameter 3 must be a bitmap of regops\n");
1989 ops_count = ops_len / sizeof(struct rm_op);
1990 av = (AV*)SvRV(ST(3));
1991 n_regs_count = av_len(av)+1;
1992 n_regs = mymalloc(n_regs_count * sizeof(double));
1993 for (i = 0; i < n_regs_count; ++i) {
1994 sv1 = *av_fetch(av,i,0);
1995 if (SvOK(sv1))
1996 n_regs[i] = SvNV(sv1);
1997 }
1998 av = (AV*)SvRV(ST(4));
1999 c_regs_count = av_len(av)+1;
2000 c_regs = mymalloc(c_regs_count * sizeof(i_color));
2001 /* I don't bother initializing the colou?r registers */
2002
2003 RETVAL=i_transform2(width, height, 3, ops, ops_count,
2004 n_regs, n_regs_count,
2005 c_regs, c_regs_count, in_imgs, in_imgs_count);
2006 if (in_imgs)
2007 myfree(in_imgs);
2008 myfree(n_regs);
2009 myfree(c_regs);
2010 ST(0) = sv_newmortal();
2011 if (RETVAL == 0) ST(0)=&PL_sv_undef;
2012 else sv_setref_pv(ST(0), "Imager::ImgRaw", (void*)RETVAL);
2013
2014
2015void
2016i_contrast(im,intensity)
2017 Imager::ImgRaw im
2018 float intensity
2019
2020void
2021i_hardinvert(im)
2022 Imager::ImgRaw im
2023
2024void
2025i_noise(im,amount,type)
2026 Imager::ImgRaw im
2027 float amount
2028 unsigned char type
2029
2030void
2031i_bumpmap(im,bump,channel,light_x,light_y,strength)
2032 Imager::ImgRaw im
2033 Imager::ImgRaw bump
2034 int channel
2035 int light_x
2036 int light_y
2037 int strength
2038
b2778574
AMH		 2039
2040void
2041i_bumpmap_complex(im,bump,channel,tx,ty,Lx,Ly,Lz,cd,cs,n,Ia,Il,Is)
2042 Imager::ImgRaw im
2043 Imager::ImgRaw bump
2044 int channel
2045 int tx
2046 int ty
2047 float Lx
2048 float Ly
2049 float Lz
2050 float cd
2051 float cs
2052 float n
2053 Imager::Color Ia
2054 Imager::Color Il
2055 Imager::Color Is
2056
2057
2058
02d1d628
AMH		 2059void
2060i_postlevels(im,levels)
2061 Imager::ImgRaw im
2062 int levels
2063
2064void
2065i_mosaic(im,size)
2066 Imager::ImgRaw im
2067 int size
2068
2069void
2070i_watermark(im,wmark,tx,ty,pixdiff)
2071 Imager::ImgRaw im
2072 Imager::ImgRaw wmark
2073 int tx
2074 int ty
2075 int pixdiff
2076
2077
2078void
2079i_autolevels(im,lsat,usat,skew)
2080 Imager::ImgRaw im
2081 float lsat
2082 float usat
2083 float skew
2084
2085void
2086i_radnoise(im,xo,yo,rscale,ascale)
2087 Imager::ImgRaw im
2088 float xo
2089 float yo
2090 float rscale
2091 float ascale
2092
2093void
2094i_turbnoise(im, xo, yo, scale)
2095 Imager::ImgRaw im
2096 float xo
2097 float yo
2098 float scale
2099
2100
2101void
2102i_gradgen(im, ...)
2103 Imager::ImgRaw im
2104 PREINIT:
2105 int num;
2106 int *xo;
2107 int *yo;
2108 i_color *ival;
2109 int dmeasure;
2110 int i;
2111 SV *sv;
2112 AV *axx;
2113 AV *ayy;
2114 AV *ac;
2115 CODE:
2116 if (items != 5)
2117 croak("Usage: i_gradgen(im, xo, yo, ival, dmeasure)");
2118 if (!SvROK(ST(1)) || ! SvTYPE(SvRV(ST(1))))
2119 croak("i_gradgen: Second argument must be an array ref");
2120 if (!SvROK(ST(2)) || ! SvTYPE(SvRV(ST(2))))
2121 croak("i_gradgen: Third argument must be an array ref");
2122 if (!SvROK(ST(3)) || ! SvTYPE(SvRV(ST(3))))
2123 croak("i_gradgen: Fourth argument must be an array ref");
2124 axx = (AV *)SvRV(ST(1));
2125 ayy = (AV *)SvRV(ST(2));
2126 ac = (AV *)SvRV(ST(3));
2127 dmeasure = (int)SvIV(ST(4));
2128
2129 num = av_len(axx) < av_len(ayy) ? av_len(axx) : av_len(ayy);
2130 num = num <= av_len(ac) ? num : av_len(ac);
2131 num++;
2132 if (num < 2) croak("Usage: i_gradgen array refs must have more than 1 entry each");
2133 xo = mymalloc( sizeof(int) * num );
2134 yo = mymalloc( sizeof(int) * num );
2135 ival = mymalloc( sizeof(i_color) * num );
2136 for(i = 0; i<num; i++) {
2137 xo[i] = (int)SvIV(* av_fetch(axx, i, 0));
2138 yo[i] = (int)SvIV(* av_fetch(ayy, i, 0));
2139 sv = *av_fetch(ac, i, 0);
2140 if ( !sv_derived_from(sv, "Imager::Color") ) {
2141 free(axx); free(ayy); free(ac);
2142 croak("i_gradgen: Element of fourth argument is not derived from Imager::Color");
2143 }
2144 ival[i] = *(i_color *)SvIV((SV *)SvRV(sv));
2145 }
2146 i_gradgen(im, num, xo, yo, ival, dmeasure);
2147
6607600c
TC		 2148void
2149i_fountain(im, xa, ya, xb, yb, type, repeat, combine, super_sample, ssample_param, segs)
2150 Imager::ImgRaw im
2151 double xa
2152 double ya
2153 double xb
2154 double yb
2155 int type
2156 int repeat
2157 int combine
2158 int super_sample
2159 double ssample_param
2160 PREINIT:
6607600c 2161 AV *asegs;
6607600c
TC		 2162 int count;
2163 i_fountain_seg *segs;
6607600c 2164 CODE:
6607600c
TC		 2165 if (!SvROK(ST(10)) || ! SvTYPE(SvRV(ST(10))))
2166 croak("i_fountain: argument 11 must be an array ref");
2167
2168 asegs = (AV *)SvRV(ST(10));
f1ac5027 2169 segs = load_fount_segs(asegs, &count);
6607600c
TC		 2170 i_fountain(im, xa, ya, xb, yb, type, repeat, combine, super_sample,
2171 ssample_param, count, segs);
2172 myfree(segs);
02d1d628 2173
f1ac5027
TC		 2174Imager::FillHandle
2175i_new_fill_fount(xa, ya, xb, yb, type, repeat, combine, super_sample, ssample_param, segs)
2176 double xa
2177 double ya
2178 double xb
2179 double yb
2180 int type
2181 int repeat
2182 int combine
2183 int super_sample
2184 double ssample_param
2185 PREINIT:
2186 AV *asegs;
2187 int count;
2188 i_fountain_seg *segs;
2189 CODE:
2190 if (!SvROK(ST(9)) || ! SvTYPE(SvRV(ST(9))))
2191 croak("i_fountain: argument 11 must be an array ref");
2192
2193 asegs = (AV *)SvRV(ST(9));
2194 segs = load_fount_segs(asegs, &count);
2195 RETVAL = i_new_fill_fount(xa, ya, xb, yb, type, repeat, combine,
2196 super_sample, ssample_param, count, segs);
2197 myfree(segs);
2198 OUTPUT:
2199 RETVAL
2200
4f4f776a
TC		 2201void
2202i_errors()
2203 PREINIT:
2204 i_errmsg *errors;
2205 int i;
4f4f776a
TC		 2206 AV *av;
2207 SV *ref;
2208 SV *sv;
2209 PPCODE:
2210 errors = i_errors();
2211 i = 0;
2212 while (errors[i].msg) {
2213 av = newAV();
2214 sv = newSVpv(errors[i].msg, strlen(errors[i].msg));
2215 if (!av_store(av, 0, sv)) {
2216 SvREFCNT_dec(sv);
2217 }
2218 sv = newSViv(errors[i].code);
2219 if (!av_store(av, 1, sv)) {
2220 SvREFCNT_dec(sv);
2221 }
2222 PUSHs(sv_2mortal(newRV_noinc((SV*)av)));
2223 ++i;
2224 }
02d1d628
AMH		 2225
2226void
2227i_nearest_color(im, ...)
2228 Imager::ImgRaw im
2229 PREINIT:
2230 int num;
2231 int *xo;
2232 int *yo;
2233 i_color *ival;
2234 int dmeasure;
2235 int i;
2236 SV *sv;
2237 AV *axx;
2238 AV *ayy;
2239 AV *ac;
2240 CODE:
2241 if (items != 5)
2242 croak("Usage: i_nearest_color(im, xo, yo, ival, dmeasure)");
2243 if (!SvROK(ST(1)) || ! SvTYPE(SvRV(ST(1))))
2244 croak("i_nearest_color: Second argument must be an array ref");
2245 if (!SvROK(ST(2)) || ! SvTYPE(SvRV(ST(2))))
2246 croak("i_nearest_color: Third argument must be an array ref");
2247 if (!SvROK(ST(3)) || ! SvTYPE(SvRV(ST(3))))
2248 croak("i_nearest_color: Fourth argument must be an array ref");
2249 axx = (AV *)SvRV(ST(1));
2250 ayy = (AV *)SvRV(ST(2));
2251 ac = (AV *)SvRV(ST(3));
2252 dmeasure = (int)SvIV(ST(4));
2253
2254 num = av_len(axx) < av_len(ayy) ? av_len(axx) : av_len(ayy);
2255 num = num <= av_len(ac) ? num : av_len(ac);
2256 num++;
2257 if (num < 2) croak("Usage: i_nearest_color array refs must have more than 1 entry each");
2258 xo = mymalloc( sizeof(int) * num );
2259 yo = mymalloc( sizeof(int) * num );
2260 ival = mymalloc( sizeof(i_color) * num );
2261 for(i = 0; i<num; i++) {
2262 xo[i] = (int)SvIV(* av_fetch(axx, i, 0));
2263 yo[i] = (int)SvIV(* av_fetch(ayy, i, 0));
2264 sv = *av_fetch(ac, i, 0);
2265 if ( !sv_derived_from(sv, "Imager::Color") ) {
2266 free(axx); free(ayy); free(ac);
2267 croak("i_nearest_color: Element of fourth argument is not derived from Imager::Color");
2268 }
2269 ival[i] = *(i_color *)SvIV((SV *)SvRV(sv));
2270 }
2271 i_nearest_color(im, num, xo, yo, ival, dmeasure);
2272
2273
2274
2275
2276void
2277malloc_state()
2278
2279void
2280hashinfo(hv)
2281 PREINIT:
2282 HV* hv;
2283 int stuff;
2284 PPCODE:
2285 if (!SvROK(ST(0))) croak("Imager: Parameter 0 must be a reference to a hash\n");
2286 hv=(HV*)SvRV(ST(0));
2287 if (SvTYPE(hv)!=SVt_PVHV) croak("Imager: Parameter 0 must be a reference to a hash\n");
2288 if (getint(hv,"stuff",&stuff)) printf("ok: %d\n",stuff); else printf("key doesn't exist\n");
2289 if (getint(hv,"stuff2",&stuff)) printf("ok: %d\n",stuff); else printf("key doesn't exist\n");
2290
2291void
2292DSO_open(filename)
2293 char* filename
2294 PREINIT:
2295 void *rc;
2296 char *evstr;
2297 PPCODE:
2298 rc=DSO_open(filename,&evstr);
2299 if (rc!=NULL) {
2300 if (evstr!=NULL) {
2301 EXTEND(SP,2);
2302 PUSHs(sv_2mortal(newSViv((IV)rc)));
2303 PUSHs(sv_2mortal(newSVpvn(evstr, strlen(evstr))));
2304 } else {
2305 EXTEND(SP,1);
2306 PUSHs(sv_2mortal(newSViv((IV)rc)));
2307 }
2308 }
2309
2310
2311undef_int
2312DSO_close(dso_handle)
2313 void* dso_handle
2314
2315void
2316DSO_funclist(dso_handle_v)
2317 void* dso_handle_v
2318 PREINIT:
2319 int i;
2320 DSO_handle *dso_handle;
2321 PPCODE:
2322 dso_handle=(DSO_handle*)dso_handle_v;
2323 i=0;
2324 while( dso_handle->function_list[i].name != NULL) {
2325 EXTEND(SP,1);
2326 PUSHs(sv_2mortal(newSVpv(dso_handle->function_list[i].name,0)));
2327 EXTEND(SP,1);
2328 PUSHs(sv_2mortal(newSVpv(dso_handle->function_list[i++].pcode,0)));
2329 }
2330
2331
2332void
2333DSO_call(handle,func_index,hv)
2334 void* handle
2335 int func_index
2336 PREINIT:
2337 HV* hv;
2338 PPCODE:
2339 if (!SvROK(ST(2))) croak("Imager: Parameter 2 must be a reference to a hash\n");
2340 hv=(HV*)SvRV(ST(2));
2341 if (SvTYPE(hv)!=SVt_PVHV) croak("Imager: Parameter 2 must be a reference to a hash\n");
2342 DSO_call( (DSO_handle *)handle,func_index,hv);
2343
2344
2345
f5991c03 2346# this is mostly for testing...
faa9b3e7 2347SV *
f5991c03
TC		 2348i_get_pixel(im, x, y)
2349 Imager::ImgRaw im
2350 int x
2351 int y;
faa9b3e7
TC		 2352 PREINIT:
2353 i_color *color;
2354 CODE:
2355 color = (i_color *)mymalloc(sizeof(i_color));
2356 if (i_gpix(im, x, y, color) == 0) {
2357 ST(0) = sv_newmortal();
2358 sv_setref_pv(ST(0), "Imager::Color", (void *)color);
2359 }
2360 else {
2361 myfree(color);
2362 ST(0) = &PL_sv_undef;
2363 }
2364
2365
2366int
2367i_ppix(im, x, y, cl)
2368 Imager::ImgRaw im
2369 int x
2370 int y
2371 Imager::Color cl
2372
2373Imager::ImgRaw
2374i_img_pal_new(x, y, channels, maxpal)
2375 int x
2376 int y
2377 int channels
2378 int maxpal
2379
2380Imager::ImgRaw
2381i_img_to_pal(src, quant)
2382 Imager::ImgRaw src
2383 PREINIT:
2384 HV *hv;
2385 i_quantize quant;
2386 CODE:
2387 if (!SvROK(ST(1)) || ! SvTYPE(SvRV(ST(1))))
2388 croak("i_img_to_pal: second argument must be a hash ref");
2389 hv = (HV *)SvRV(ST(1));
2390 memset(&quant, 0, sizeof(quant));
2391 quant.mc_size = 256;
2392 quant.mc_colors = mymalloc(quant.mc_size * sizeof(i_color));
2393 handle_quant_opts(&quant, hv);
2394 RETVAL = i_img_to_pal(src, &quant);
2395 if (RETVAL) {
2396 copy_colors_back(hv, &quant);
2397 }
2398 myfree(quant.mc_colors);
2399 OUTPUT:
2400 RETVAL
2401
2402Imager::ImgRaw
2403i_img_to_rgb(src)
2404 Imager::ImgRaw src
2405
2406void
2407i_gpal(im, l, r, y)
2408 Imager::ImgRaw im
2409 int l
2410 int r
2411 int y
2412 PREINIT:
2413 i_palidx *work;
2414 int count, i;
2415 PPCODE:
2416 if (l < r) {
2417 work = mymalloc((r-l) * sizeof(i_palidx));
2418 count = i_gpal(im, l, r, y, work);
2419 if (GIMME_V == G_ARRAY) {
2420 EXTEND(SP, count);
2421 for (i = 0; i < count; ++i) {
2422 PUSHs(sv_2mortal(newSViv(work[i])));
2423 }
2424 }
2425 else {
2426 EXTEND(SP, 1);
2427 PUSHs(sv_2mortal(newSVpv(work, count * sizeof(i_palidx))));
2428 }
2429 myfree(work);
2430 }
2431 else {
2432 if (GIMME_V != G_ARRAY) {
2433 EXTEND(SP, 1);
2434 PUSHs(&PL_sv_undef);
2435 }
2436 }
2437
2438int
2439i_ppal(im, l, y, ...)
2440 Imager::ImgRaw im
2441 int l
2442 int y
2443 PREINIT:
2444 i_palidx *work;
2445 int count, i;
2446 CODE:
2447 if (items > 3) {
2448 work = mymalloc(sizeof(i_palidx) * (items-3));
2449 for (i=0; i < items-3; ++i) {
2450 work[i] = SvIV(ST(i+3));
2451 }
2452 RETVAL = i_ppal(im, l, l+items-3, y, work);
2453 myfree(work);
2454 }
2455 else {
2456 RETVAL = 0;
2457 }
2458 OUTPUT:
2459 RETVAL
2460
2461SV *
2462i_addcolors(im, ...)
2463 Imager::ImgRaw im
2464 PREINIT:
2465 int index;
2466 i_color *colors;
2467 int i;
2468 CODE:
2469 if (items < 2)
2470 croak("i_addcolors: no colors to add");
2471 colors = mymalloc((items-1) * sizeof(i_color));
2472 for (i=0; i < items-1; ++i) {
2473 if (sv_isobject(ST(i+1))
2474 && sv_derived_from(ST(i+1), "Imager::Color")) {
2475 IV tmp = SvIV((SV *)SvRV(ST(i+1)));
2476 colors[i] = *(i_color *)tmp;
2477 }
2478 else {
2479 myfree(colors);
2480 croak("i_plin: pixels must be Imager::Color objects");
2481 }
2482 }
2483 index = i_addcolors(im, colors, items-1);
2484 myfree(colors);
2485 if (index == 0) {
2486 ST(0) = sv_2mortal(newSVpv("0 but true", 0));
2487 }
2488 else if (index == -1) {
2489 ST(0) = &PL_sv_undef;
2490 }
2491 else {
2492 ST(0) = sv_2mortal(newSViv(index));
2493 }
2494
2495int
2496i_setcolors(im, index, ...)
2497 Imager::ImgRaw im
2498 int index
2499 PREINIT:
2500 i_color *colors;
2501 int i;
2502 CODE:
2503 if (items < 3)
2504 croak("i_setcolors: no colors to add");
2505 colors = mymalloc((items-2) * sizeof(i_color));
2506 for (i=0; i < items-2; ++i) {
2507 if (sv_isobject(ST(i+2))
2508 && sv_derived_from(ST(i+2), "Imager::Color")) {
2509 IV tmp = SvIV((SV *)SvRV(ST(i+2)));
2510 colors[i] = *(i_color *)tmp;
2511 }
2512 else {
2513 myfree(colors);
2514 croak("i_setcolors: pixels must be Imager::Color objects");
2515 }
2516 }
2517 RETVAL = i_setcolors(im, index, colors, items-2);
2518 myfree(colors);
2519
2520void
2521i_getcolors(im, index, ...)
2522 Imager::ImgRaw im
2523 int index
2524 PREINIT:
2525 i_color *colors;
2526 int count = 1;
2527 int i;
2528 PPCODE:
2529 if (items > 3)
2530 croak("i_getcolors: too many arguments");
2531 if (items == 3)
2532 count = SvIV(ST(2));
2533 if (count < 1)
2534 croak("i_getcolors: count must be positive");
2535 colors = mymalloc(sizeof(i_color) * count);
2536 if (i_getcolors(im, index, colors, count)) {
2537 for (i = 0; i < count; ++i) {
2538 i_color *pv;
2539 SV *sv = sv_newmortal();
2540 pv = mymalloc(sizeof(i_color));
2541 *pv = colors[i];
2542 sv_setref_pv(sv, "Imager::Color", (void *)pv);
2543 PUSHs(sv);
2544 }
2545 }
2546 myfree(colors);
2547
2548
2549SV *
2550i_colorcount(im)
2551 Imager::ImgRaw im
2552 PREINIT:
2553 int count;
2554 CODE:
2555 count = i_colorcount(im);
2556 if (count >= 0) {
2557 ST(0) = sv_2mortal(newSViv(count));
2558 }
2559 else {
2560 ST(0) = &PL_sv_undef;
2561 }
2562
2563SV *
2564i_maxcolors(im)
2565 Imager::ImgRaw im
2566 PREINIT:
2567 int count;
2568 CODE:
2569 count = i_maxcolors(im);
2570 if (count >= 0) {
2571 ST(0) = sv_2mortal(newSViv(count));
2572 }
2573 else {
2574 ST(0) = &PL_sv_undef;
2575 }
2576
2577SV *
2578i_findcolor(im, color)
2579 Imager::ImgRaw im
2580 Imager::Color color
2581 PREINIT:
2582 i_palidx index;
2583 CODE:
2584 if (i_findcolor(im, color, &index)) {
2585 ST(0) = sv_2mortal(newSViv(index));
2586 }
2587 else {
2588 ST(0) = &PL_sv_undef;
2589 }
2590
2591int
2592i_img_bits(im)
2593 Imager::ImgRaw im
2594
2595int
2596i_img_type(im)
2597 Imager::ImgRaw im
2598
2599int
2600i_img_virtual(im)
2601 Imager::ImgRaw im
2602
2603void
2604i_gsamp(im, l, r, y, ...)
2605 Imager::ImgRaw im
2606 int l
2607 int r
2608 int y
2609 PREINIT:
2610 int *chans;
2611 int chan_count;
2612 i_sample_t *data;
2613 int count, i;
2614 PPCODE:
2615 if (items < 5)
2616 croak("No channel numbers supplied to g_samp()");
2617 if (l < r) {
2618 chan_count = items - 4;
2619 chans = mymalloc(sizeof(int) * chan_count);
2620 for (i = 0; i < chan_count; ++i)
2621 chans[i] = SvIV(ST(i+4));
4dfa5522 2622 data = mymalloc(sizeof(i_sample_t) * (r-l) * chan_count); /* XXX: memleak? */
faa9b3e7 2623 count = i_gsamp(im, l, r, y, data, chans, chan_count);
4dfa5522 2624 myfree(chans);
faa9b3e7
TC		 2625 if (GIMME_V == G_ARRAY) {
2626 EXTEND(SP, count);
2627 for (i = 0; i < count; ++i)
2628 PUSHs(sv_2mortal(newSViv(data[i])));
2629 }
2630 else {
2631 EXTEND(SP, 1);
2632 PUSHs(sv_2mortal(newSVpv(data, count * sizeof(i_sample_t))));
2633 }
2634 }
2635 else {
2636 if (GIMME_V != G_ARRAY) {
2637 EXTEND(SP, 1);
2638 PUSHs(&PL_sv_undef);
2639 }
2640 }
2641
2642Imager::ImgRaw
2643i_img_masked_new(targ, mask, x, y, w, h)
2644 Imager::ImgRaw targ
2645 int x
2646 int y
2647 int w
2648 int h
2649 PREINIT:
2650 i_img *mask;
2651 CODE:
2652 if (SvOK(ST(1))) {
2653 if (!sv_isobject(ST(1))
2654 || !sv_derived_from(ST(1), "Imager::ImgRaw")) {
2655 croak("i_img_masked_new: parameter 2 must undef or an image");
2656 }
2657 mask = (i_img *)SvIV((SV *)SvRV(ST(1)));
2658 }
2659 else
2660 mask = NULL;
2661 RETVAL = i_img_masked_new(targ, mask, x, y, w, h);
2662 OUTPUT:
2663 RETVAL
2664
2665int
2666i_plin(im, l, y, ...)
2667 Imager::ImgRaw im
2668 int l
2669 int y
2670 PREINIT:
2671 i_color *work;
2672 int count, i;
2673 CODE:
2674 if (items > 3) {
2675 work = mymalloc(sizeof(i_color) * (items-3));
2676 for (i=0; i < items-3; ++i) {
2677 if (sv_isobject(ST(i+3))
2678 && sv_derived_from(ST(i+3), "Imager::Color")) {
2679 IV tmp = SvIV((SV *)SvRV(ST(i+3)));
2680 work[i] = *(i_color *)tmp;
2681 }
2682 else {
2683 myfree(work);
2684 croak("i_plin: pixels must be Imager::Color objects");
2685 }
2686 }
2687 /**(char *)0 = 1;*/
2688 RETVAL = i_plin(im, l, l+items-3, y, work);
2689 myfree(work);
2690 }
2691 else {
2692 RETVAL = 0;
2693 }
2694 OUTPUT:
2695 RETVAL
2696
2697int
2698i_ppixf(im, x, y, cl)
2699 Imager::ImgRaw im
2700 int x
2701 int y
2702 Imager::Color::Float cl
2703
2704void
2705i_gsampf(im, l, r, y, ...)
2706 Imager::ImgRaw im
2707 int l
2708 int r
2709 int y
2710 PREINIT:
2711 int *chans;
2712 int chan_count;
2713 i_fsample_t *data;
2714 int count, i;
2715 PPCODE:
2716 if (items < 5)
2717 croak("No channel numbers supplied to g_sampf()");
2718 if (l < r) {
2719 chan_count = items - 4;
2720 chans = mymalloc(sizeof(int) * chan_count);
2721 for (i = 0; i < chan_count; ++i)
2722 chans[i] = SvIV(ST(i+4));
2723 data = mymalloc(sizeof(i_fsample_t) * (r-l) * chan_count);
2724 count = i_gsampf(im, l, r, y, data, chans, chan_count);
2725 if (GIMME_V == G_ARRAY) {
2726 EXTEND(SP, count);
2727 for (i = 0; i < count; ++i)
2728 PUSHs(sv_2mortal(newSVnv(data[i])));
2729 }
2730 else {
2731 EXTEND(SP, 1);
2732 PUSHs(sv_2mortal(newSVpv((void *)data, count * sizeof(i_fsample_t))));
2733 }
2734 }
2735 else {
2736 if (GIMME_V != G_ARRAY) {
2737 EXTEND(SP, 1);
2738 PUSHs(&PL_sv_undef);
2739 }
2740 }
2741
2742int
2743i_plinf(im, l, y, ...)
2744 Imager::ImgRaw im
2745 int l
2746 int y
2747 PREINIT:
2748 i_fcolor *work;
2749 int count, i;
2750 CODE:
2751 if (items > 3) {
2752 work = mymalloc(sizeof(i_fcolor) * (items-3));
2753 for (i=0; i < items-3; ++i) {
2754 if (sv_isobject(ST(i+3))
2755 && sv_derived_from(ST(i+3), "Imager::Color::Float")) {
2756 IV tmp = SvIV((SV *)SvRV(ST(i+3)));
2757 work[i] = *(i_fcolor *)tmp;
2758 }
2759 else {
2760 myfree(work);
2761 croak("i_plin: pixels must be Imager::Color::Float objects");
2762 }
2763 }
2764 /**(char *)0 = 1;*/
2765 RETVAL = i_plinf(im, l, l+items-3, y, work);
2766 myfree(work);
2767 }
2768 else {
2769 RETVAL = 0;
2770 }
2771 OUTPUT:
2772 RETVAL
2773
2774SV *
2775i_gpixf(im, x, y)
2776 Imager::ImgRaw im
2777 int x
2778 int y;
2779 PREINIT:
2780 i_fcolor *color;
2781 CODE:
2782 color = (i_fcolor *)mymalloc(sizeof(i_fcolor));
2783 if (i_gpixf(im, x, y, color) == 0) {
2784 ST(0) = sv_newmortal();
2785 sv_setref_pv(ST(0), "Imager::Color::Float", (void *)color);
2786 }
2787 else {
2788 myfree(color);
2789 ST(0) = &PL_sv_undef;
2790 }
2791
2792void
2793i_glin(im, l, r, y)
2794 Imager::ImgRaw im
2795 int l
2796 int r
2797 int y
2798 PREINIT:
2799 i_color *vals;
2800 int count, i;
2801 PPCODE:
2802 if (l < r) {
2803 vals = mymalloc((r-l) * sizeof(i_color));
2804 count = i_glin(im, l, r, y, vals);
2805 EXTEND(SP, count);
2806 for (i = 0; i < count; ++i) {
2807 SV *sv;
2808 i_color *col = mymalloc(sizeof(i_color));
2809 sv = sv_newmortal();
2810 sv_setref_pv(sv, "Imager::Color", (void *)col);
2811 PUSHs(sv);
2812 }
2813 myfree(vals);
2814 }
2815
2816void
2817i_glinf(im, l, r, y)
2818 Imager::ImgRaw im
2819 int l
2820 int r
2821 int y
2822 PREINIT:
2823 i_fcolor *vals;
2824 int count, i;
2825 PPCODE:
2826 if (l < r) {
2827 vals = mymalloc((r-l) * sizeof(i_fcolor));
2828 count = i_glinf(im, l, r, y, vals);
2829 EXTEND(SP, count);
2830 for (i = 0; i < count; ++i) {
2831 SV *sv;
2832 i_fcolor *col = mymalloc(sizeof(i_fcolor));
2833 *col = vals[i];
2834 sv = sv_newmortal();
2835 sv_setref_pv(sv, "Imager::Color::Float", (void *)col);
2836 PUSHs(sv);
2837 }
2838 myfree(vals);
2839 }
2840
2841Imager::ImgRaw
2842i_img_16_new(x, y, ch)
2843 int x
2844 int y
2845 int ch
2846
365ea842
TC		 2847Imager::ImgRaw
2848i_img_double_new(x, y, ch)
2849 int x
2850 int y
2851 int ch
2852
faa9b3e7
TC		 2853undef_int
2854i_tags_addn(im, name, code, idata)
2855 Imager::ImgRaw im
2856 int code
2857 int idata
2858 PREINIT:
2859 char *name;
2860 STRLEN len;
2861 CODE:
2862 if (SvOK(ST(1)))
2863 name = SvPV(ST(1), len);
2864 else
2865 name = NULL;
2866 RETVAL = i_tags_addn(&im->tags, name, code, idata);
2867 OUTPUT:
2868 RETVAL
2869
2870undef_int
2871i_tags_add(im, name, code, data, idata)
2872 Imager::ImgRaw im
2873 int code
2874 int idata
2875 PREINIT:
2876 char *name;
2877 char *data;
2878 STRLEN len;
2879 CODE:
2880 if (SvOK(ST(1)))
2881 name = SvPV(ST(1), len);
2882 else
2883 name = NULL;
2884 if (SvOK(ST(3)))
2885 data = SvPV(ST(3), len);
2886 else {
2887 data = NULL;
2888 len = 0;
2889 }
2890 RETVAL = i_tags_add(&im->tags, name, code, data, len, idata);
2891 OUTPUT:
2892 RETVAL
2893
2894SV *
2895i_tags_find(im, name, start)
2896 Imager::ImgRaw im
2897 char *name
2898 int start
2899 PREINIT:
2900 int entry;
2901 CODE:
2902 if (i_tags_find(&im->tags, name, start, &entry)) {
2903 if (entry == 0)
2904 ST(0) = sv_2mortal(newSVpv("0 but true", 0));
2905 else
2906 ST(0) = sv_2mortal(newSViv(entry));
2907 } else {
2908 ST(0) = &PL_sv_undef;
2909 }
2910
2911SV *
2912i_tags_findn(im, code, start)
2913 Imager::ImgRaw im
2914 int code
2915 int start
2916 PREINIT:
2917 int entry;
2918 CODE:
2919 if (i_tags_findn(&im->tags, code, start, &entry)) {
2920 if (entry == 0)
2921 ST(0) = sv_2mortal(newSVpv("0 but true", 0));
2922 else
2923 ST(0) = sv_2mortal(newSViv(entry));
2924 }
2925 else
2926 ST(0) = &PL_sv_undef;
2927
2928int
2929i_tags_delete(im, entry)
2930 Imager::ImgRaw im
2931 int entry
2932 CODE:
2933 RETVAL = i_tags_delete(&im->tags, entry);
2934 OUTPUT:
2935 RETVAL
2936
2937int
2938i_tags_delbyname(im, name)
2939 Imager::ImgRaw im
2940 char * name
2941 CODE:
2942 RETVAL = i_tags_delbyname(&im->tags, name);
2943 OUTPUT:
2944 RETVAL
2945
2946int
2947i_tags_delbycode(im, code)
2948 Imager::ImgRaw im
2949 int code
2950 CODE:
2951 RETVAL = i_tags_delbycode(&im->tags, code);
2952 OUTPUT:
2953 RETVAL
2954
2955void
2956i_tags_get(im, index)
2957 Imager::ImgRaw im
2958 int index
2959 PPCODE:
2960 if (index >= 0 && index < im->tags.count) {
2961 i_img_tag *entry = im->tags.tags + index;
2962 EXTEND(SP, 5);
2963
2964 if (entry->name) {
2965 PUSHs(sv_2mortal(newSVpv(entry->name, 0)));
2966 }
2967 else {
2968 PUSHs(sv_2mortal(newSViv(entry->code)));
2969 }
2970 if (entry->data) {
2971 PUSHs(sv_2mortal(newSVpvn(entry->data, entry->size)));
2972 }
2973 else {
2974 PUSHs(sv_2mortal(newSViv(entry->idata)));
2975 }
2976 }
2977
2978int
2979i_tags_count(im)
2980 Imager::ImgRaw im
2981 CODE:
2982 RETVAL = im->tags.count;
2983 OUTPUT:
2984 RETVAL
2985
2986#ifdef HAVE_WIN32
2987
2988void
2989i_wf_bbox(face, size, text)
2990 char *face
2991 int size
2992 char *text
2993 PREINIT:
2994 int cords[6];
2995 PPCODE:
2996 if (i_wf_bbox(face, size, text, strlen(text), cords)) {
2997 EXTEND(SP, 6);
2998 PUSHs(sv_2mortal(newSViv(cords[0])));
2999 PUSHs(sv_2mortal(newSViv(cords[1])));
3000 PUSHs(sv_2mortal(newSViv(cords[2])));
3001 PUSHs(sv_2mortal(newSViv(cords[3])));
3002 PUSHs(sv_2mortal(newSViv(cords[4])));
3003 PUSHs(sv_2mortal(newSViv(cords[5])));
3004 }
3005
3006undef_int
3007i_wf_text(face, im, tx, ty, cl, size, text, align, aa)
3008 char *face
3009 Imager::ImgRaw im
3010 int tx
3011 int ty
3012 Imager::Color cl
3013 int size
3014 char *text
3015 int align
3016 int aa
3017 CODE:
3018 RETVAL = i_wf_text(face, im, tx, ty, cl, size, text, strlen(text),
3019 align, aa);
3020 OUTPUT:
3021 RETVAL
3022
3023undef_int
3024i_wf_cp(face, im, tx, ty, channel, size, text, align, aa)
3025 char *face
3026 Imager::ImgRaw im
3027 int tx
3028 int ty
3029 int channel
3030 int size
3031 char *text
3032 int align
3033 int aa
f5991c03 3034 CODE:
faa9b3e7
TC		 3035 RETVAL = i_wf_cp(face, im, tx, ty, channel, size, text, strlen(text),
3036 align, aa);
f5991c03
TC		 3037 OUTPUT:
3038 RETVAL
02d1d628 3039
faa9b3e7
TC		 3040
3041#endif
3042
3043#ifdef HAVE_FT2
3044
3045MODULE = Imager PACKAGE = Imager::Font::FT2 PREFIX=FT2_
3046
3047#define FT2_DESTROY(font) i_ft2_destroy(font)
3048
3049void
3050FT2_DESTROY(font)
3051 Imager::Font::FT2 font
3052
3053MODULE = Imager PACKAGE = Imager::Font::FreeType2
3054
3055Imager::Font::FT2
3056i_ft2_new(name, index)
3057 char *name
3058 int index
3059
3060undef_int
3061i_ft2_setdpi(font, xdpi, ydpi)
3062 Imager::Font::FT2 font
3063 int xdpi
3064 int ydpi
3065
3066void
3067i_ft2_getdpi(font)
3068 Imager::Font::FT2 font
3069 PREINIT:
3070 int xdpi, ydpi;
3071 CODE:
3072 if (i_ft2_getdpi(font, &xdpi, &ydpi)) {
3073 EXTEND(SP, 2);
3074 PUSHs(sv_2mortal(newSViv(xdpi)));
3075 PUSHs(sv_2mortal(newSViv(ydpi)));
3076 }
3077
3078undef_int
3079i_ft2_sethinting(font, hinting)
3080 Imager::Font::FT2 font
3081 int hinting
3082
3083undef_int
3084i_ft2_settransform(font, matrix)
3085 Imager::Font::FT2 font
3086 PREINIT:
3087 double matrix[6];
3088 int len;
3089 AV *av;
3090 SV *sv1;
3091 int i;
3092 CODE:
3093 if (!SvROK(ST(1)) || SvTYPE(SvRV(ST(1))) != SVt_PVAV)
3094 croak("i_ft2_settransform: parameter 2 must be an array ref\n");
3095 av=(AV*)SvRV(ST(1));
3096 len=av_len(av)+1;
3097 if (len > 6)
3098 len = 6;
3099 for (i = 0; i < len; ++i) {
3100 sv1=(*(av_fetch(av,i,0)));
3101 matrix[i] = SvNV(sv1);
3102 }
3103 for (; i < 6; ++i)
3104 matrix[i] = 0;
3105 RETVAL = i_ft2_settransform(font, matrix);
3106 OUTPUT:
3107 RETVAL
3108
3109void
3110i_ft2_bbox(font, cheight, cwidth, text)
3111 Imager::Font::FT2 font
3112 double cheight
3113 double cwidth
3114 char *text
3115 PREINIT:
3116 int bbox[6];
3117 int i;
3118 PPCODE:
3119 if (i_ft2_bbox(font, cheight, cwidth, text, strlen(text), bbox)) {
3120 EXTEND(SP, 6);
3121 for (i = 0; i < 6; ++i)
3122 PUSHs(sv_2mortal(newSViv(bbox[i])));
3123 }
3124
3125void
3126i_ft2_bbox_r(font, cheight, cwidth, text, vlayout, utf8)
3127 Imager::Font::FT2 font
3128 double cheight
3129 double cwidth
3130 char *text
3131 int vlayout
3132 int utf8
3133 PREINIT:
3134 int bbox[8];
3135 int i;
3136 PPCODE:
3137#ifdef SvUTF8
3138 if (SvUTF8(ST(3)))
3139 utf8 = 1;
3140#endif
3141 if (i_ft2_bbox_r(font, cheight, cwidth, text, strlen(text), vlayout,
3142 utf8, bbox)) {
3143 EXTEND(SP, 8);
3144 for (i = 0; i < 8; ++i)
3145 PUSHs(sv_2mortal(newSViv(bbox[i])));
3146 }
3147
3148undef_int
3149i_ft2_text(font, im, tx, ty, cl, cheight, cwidth, text, align, aa, vlayout, utf8)
3150 Imager::Font::FT2 font
3151 Imager::ImgRaw im
3152 int tx
3153 int ty
3154 Imager::Color cl
3155 double cheight
3156 double cwidth
3157 int align
3158 int aa
3159 int vlayout
3160 int utf8
3161 PREINIT:
3162 char *text;
3163 STRLEN len;
3164 CODE:
3165#ifdef SvUTF8
3166 if (SvUTF8(ST(7))) {
3167 utf8 = 1;
3168 }
3169#endif
3170 text = SvPV(ST(7), len);
3171 RETVAL = i_ft2_text(font, im, tx, ty, cl, cheight, cwidth, text,
3172 len, align, aa, vlayout, utf8);
3173 OUTPUT:
3174 RETVAL
3175
3176undef_int
3177i_ft2_cp(font, im, tx, ty, channel, cheight, cwidth, text, align, aa, vlayout, utf8)
3178 Imager::Font::FT2 font
3179 Imager::ImgRaw im
3180 int tx
3181 int ty
3182 int channel
3183 double cheight
3184 double cwidth
3185 char *text
3186 int align
3187 int aa
3188 int vlayout
3189 int utf8
3190 CODE:
3191#ifdef SvUTF8
3192 if (SvUTF8(ST(7)))
3193 utf8 = 1;
3194#endif
3195 RETVAL = i_ft2_cp(font, im, tx, ty, channel, cheight, cwidth, text,
3196 strlen(text), align, aa, vlayout, 1);
3197 OUTPUT:
3198 RETVAL
3199
3200void
3201ft2_transform_box(font, x0, x1, x2, x3)
3202 Imager::Font::FT2 font
3203 int x0
3204 int x1
3205 int x2
3206 int x3
3207 PREINIT:
3208 int box[4];
3209 PPCODE:
3210 box[0] = x0; box[1] = x1; box[2] = x2; box[3] = x3;
3211 ft2_transform_box(font, box);
3212 EXTEND(SP, 4);
3213 PUSHs(sv_2mortal(newSViv(box[0])));
3214 PUSHs(sv_2mortal(newSViv(box[1])));
3215 PUSHs(sv_2mortal(newSViv(box[2])));
3216 PUSHs(sv_2mortal(newSViv(box[3])));
3217
3218#endif
3219
f1ac5027
TC		 3220MODULE = Imager PACKAGE = Imager::FillHandle PREFIX=IFILL_
3221
3222void
3223IFILL_DESTROY(fill)
3224 Imager::FillHandle fill
3225
3226MODULE = Imager PACKAGE = Imager
3227
3228Imager::FillHandle
3229i_new_fill_solid(cl, combine)
3230 Imager::Color cl
3231 int combine
3232
3233Imager::FillHandle
3234i_new_fill_solidf(cl, combine)
3235 Imager::Color::Float cl
3236 int combine
3237
3238Imager::FillHandle
3239i_new_fill_hatch(fg, bg, combine, hatch, cust_hatch, dx, dy)
3240 Imager::Color fg
3241 Imager::Color bg
3242 int combine
3243 int hatch
3244 int dx
3245 int dy
3246 PREINIT:
3247 unsigned char *cust_hatch;
3248 STRLEN len;
3249 CODE:
3250 if (SvOK(ST(4))) {
3251 cust_hatch = SvPV(ST(4), len);
3252 }
3253 else
3254 cust_hatch = NULL;
3255 RETVAL = i_new_fill_hatch(fg, bg, combine, hatch, cust_hatch, dx, dy);
3256 OUTPUT:
3257 RETVAL
3258
efdc2568
TC		 3259Imager::FillHandle
3260i_new_fill_hatchf(fg, bg, combine, hatch, cust_hatch, dx, dy)
3261 Imager::Color::Float fg
3262 Imager::Color::Float bg
3263 int combine
3264 int hatch
3265 int dx
3266 int dy
3267 PREINIT:
3268 unsigned char *cust_hatch;
3269 STRLEN len;
3270 CODE:
3271 if (SvOK(ST(4))) {
3272 cust_hatch = SvPV(ST(4), len);
3273 }
3274 else
3275 cust_hatch = NULL;
3276 RETVAL = i_new_fill_hatchf(fg, bg, combine, hatch, cust_hatch, dx, dy);
3277 OUTPUT:
3278 RETVAL
3279
f576ce7e
TC		 3280Imager::FillHandle
3281i_new_fill_image(src, matrix, xoff, yoff, combine)
3282 Imager::ImgRaw src
3283 int xoff
3284 int yoff
3285 int combine
3286 PREINIT:
3287 double matrix[9];
3288 double *matrixp;
3289 AV *av;
3290 IV len;
3291 SV *sv1;
3292 int i;
3293 CODE:
3294 if (!SvOK(ST(1))) {
3295 matrixp = NULL;
3296 }
3297 else {
3298 if (!SvROK(ST(1)) || SvTYPE(SvRV(ST(1))) != SVt_PVAV)
3299 croak("i_new_fill_image: parameter must be an arrayref");
3300 av=(AV*)SvRV(ST(1));
3301 len=av_len(av)+1;
3302 if (len > 9)
3303 len = 9;
3304 for (i = 0; i < len; ++i) {
3305 sv1=(*(av_fetch(av,i,0)));
3306 matrix[i] = SvNV(sv1);
3307 }
3308 for (; i < 9; ++i)
3309 matrix[i] = 0;
3310 matrixp = matrix;
3311 }
3312 RETVAL = i_new_fill_image(src, matrixp, xoff, yoff, combine);
3313 OUTPUT:
3314 RETVAL
Image manipulation for perl