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fix errors and some warnings on Win32
[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 }
a73aeb5f
AMH		 1509 ST(0) = sv_newmortal();
1510 if (RETVAL == 0) ST(0)=&PL_sv_undef;
1511 else sv_setiv(ST(0), (IV)RETVAL);
1512 myfree(quant.mc_colors);
1513
02d1d628
AMH		 1514
1515undef_int
1516i_writegif_callback(cb, maxbuffer,...)
1517 int maxbuffer;
1518 PREINIT:
1519 i_quantize quant;
1520 i_gif_opts opts;
1521 i_img **imgs = NULL;
1522 int img_count;
1523 int i;
1524 HV *hv;
1525 i_writer_data wd;
1526 CODE:
1527 if (items < 4)
1528 croak("Usage: i_writegif_callback(\\&callback,maxbuffer,hashref, images...)");
1529 if (!SvROK(ST(2)) || ! SvTYPE(SvRV(ST(2))))
1530 croak("i_writegif_callback: Second argument must be a hash ref");
1531 hv = (HV *)SvRV(ST(2));
1532 memset(&quant, 0, sizeof(quant));
1533 quant.mc_size = 256;
1534 quant.mc_colors = mymalloc(quant.mc_size * sizeof(i_color));
1535 memset(&opts, 0, sizeof(opts));
1536 handle_quant_opts(&quant, hv);
1537 handle_gif_opts(&opts, hv);
1538 img_count = items - 3;
1539 RETVAL = 1;
1540 if (img_count < 1) {
1541 RETVAL = 0;
1542 }
1543 else {
1544 imgs = mymalloc(sizeof(i_img *) * img_count);
1545 for (i = 0; i < img_count; ++i) {
1546 SV *sv = ST(3+i);
1547 imgs[i] = NULL;
1548 if (SvROK(sv) && sv_derived_from(sv, "Imager::ImgRaw")) {
1549 imgs[i] = (i_img *)SvIV((SV*)SvRV(sv));
1550 }
1551 else {
1552 RETVAL = 0;
1553 break;
1554 }
1555 }
1556 if (RETVAL) {
1557 wd.sv = ST(0);
1558 RETVAL = i_writegif_callback(&quant, write_callback, (char *)&wd, maxbuffer, imgs, img_count, &opts);
1559 }
1560 myfree(imgs);
1561 if (RETVAL) {
1562 copy_colors_back(hv, &quant);
1563 }
1564 }
1565 ST(0) = sv_newmortal();
1566 if (RETVAL == 0) ST(0)=&PL_sv_undef;
1567 else sv_setiv(ST(0), (IV)RETVAL);
1568
1569void
1570i_readgif(fd)
1571 int fd
1572 PREINIT:
1573 int* colour_table;
1574 int colours, q, w;
1575 i_img* rimg;
1576 SV* temp[3];
1577 AV* ct;
1578 SV* r;
1579 PPCODE:
1580 colour_table = NULL;
1581 colours = 0;
1582
895dbd34 1583 if(GIMME_V == G_ARRAY) {
02d1d628
AMH		 1584 rimg = i_readgif(fd,&colour_table,&colours);
1585 } else {
1586 /* don't waste time with colours if they aren't wanted */
1587 rimg = i_readgif(fd,NULL,NULL);
1588 }
895dbd34 1589
02d1d628
AMH		 1590 if (colour_table == NULL) {
1591 EXTEND(SP,1);
1592 r=sv_newmortal();
1593 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1594 PUSHs(r);
1595 } else {
1596 /* the following creates an [[r,g,b], [r, g, b], [r, g, b]...] */
1597 /* I don't know if I have the reference counts right or not :( */
1598 /* Neither do I :-) */
1599 /* No Idea here either */
1600
1601 ct=newAV();
1602 av_extend(ct, colours);
1603 for(q=0; q<colours; q++) {
1604 for(w=0; w<3; w++)
1605 temp[w]=sv_2mortal(newSViv(colour_table[q*3 + w]));
1606 av_store(ct, q, (SV*)newRV_noinc((SV*)av_make(3, temp)));
1607 }
1608 myfree(colour_table);
895dbd34 1609
02d1d628 1610 EXTEND(SP,2);
895dbd34 1611 r = sv_newmortal();
02d1d628
AMH		 1612 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1613 PUSHs(r);
1614 PUSHs(newRV_noinc((SV*)ct));
1615 }
1616
1617
1618
1619
1620
1621void
1622i_readgif_scalar(...)
1623 PROTOTYPE: $
1624 PREINIT:
1625 char* data;
1626 unsigned int length;
1627 int* colour_table;
1628 int colours, q, w;
1629 i_img* rimg;
1630 SV* temp[3];
1631 AV* ct;
1632 SV* r;
1633 PPCODE:
1634 data = (char *)SvPV(ST(0), length);
1635 colour_table=NULL;
1636 colours=0;
1637
1638 if(GIMME_V == G_ARRAY) {
1639 rimg=i_readgif_scalar(data,length,&colour_table,&colours);
1640 } else {
1641 /* don't waste time with colours if they aren't wanted */
1642 rimg=i_readgif_scalar(data,length,NULL,NULL);
1643 }
1644
1645 if (colour_table == NULL) {
1646 EXTEND(SP,1);
1647 r=sv_newmortal();
1648 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1649 PUSHs(r);
1650 } else {
1651 /* the following creates an [[r,g,b], [r, g, b], [r, g, b]...] */
1652 /* I don't know if I have the reference counts right or not :( */
1653 /* Neither do I :-) */
1654 ct=newAV();
1655 av_extend(ct, colours);
1656 for(q=0; q<colours; q++) {
1657 for(w=0; w<3; w++)
1658 temp[w]=sv_2mortal(newSViv(colour_table[q*3 + w]));
1659 av_store(ct, q, (SV*)newRV_noinc((SV*)av_make(3, temp)));
1660 }
1661 myfree(colour_table);
1662
1663 EXTEND(SP,2);
1664 r=sv_newmortal();
1665 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1666 PUSHs(r);
1667 PUSHs(newRV_noinc((SV*)ct));
1668 }
1669
1670void
1671i_readgif_callback(...)
1672 PROTOTYPE: &
1673 PREINIT:
1674 char* data;
1675 int length;
1676 int* colour_table;
1677 int colours, q, w;
1678 i_img* rimg;
1679 SV* temp[3];
1680 AV* ct;
1681 SV* r;
1682 i_reader_data rd;
1683 PPCODE:
1684 rd.sv = ST(0);
1685 colour_table=NULL;
1686 colours=0;
1687
1688 if(GIMME_V == G_ARRAY) {
1689 rimg=i_readgif_callback(read_callback, (char *)&rd,&colour_table,&colours);
1690 } else {
1691 /* don't waste time with colours if they aren't wanted */
1692 rimg=i_readgif_callback(read_callback, (char *)&rd,NULL,NULL);
1693 }
1694
1695 if (colour_table == NULL) {
1696 EXTEND(SP,1);
1697 r=sv_newmortal();
1698 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1699 PUSHs(r);
1700 } else {
1701 /* the following creates an [[r,g,b], [r, g, b], [r, g, b]...] */
1702 /* I don't know if I have the reference counts right or not :( */
1703 /* Neither do I :-) */
1704 /* Neither do I - maybe I'll move this somewhere */
1705 ct=newAV();
1706 av_extend(ct, colours);
1707 for(q=0; q<colours; q++) {
1708 for(w=0; w<3; w++)
1709 temp[w]=sv_2mortal(newSViv(colour_table[q*3 + w]));
1710 av_store(ct, q, (SV*)newRV_noinc((SV*)av_make(3, temp)));
1711 }
1712 myfree(colour_table);
1713
1714 EXTEND(SP,2);
1715 r=sv_newmortal();
1716 sv_setref_pv(r, "Imager::ImgRaw", (void*)rimg);
1717 PUSHs(r);
1718 PUSHs(newRV_noinc((SV*)ct));
1719 }
1720
faa9b3e7
TC		 1721void
1722i_readgif_multi(fd)
1723 int fd
1724 PREINIT:
1725 i_img **imgs;
1726 int count;
1727 int i;
1728 PPCODE:
1729 imgs = i_readgif_multi(fd, &count);
1730 if (imgs) {
1731 EXTEND(SP, count);
1732 for (i = 0; i < count; ++i) {
1733 SV *sv = sv_newmortal();
1734 sv_setref_pv(sv, "Imager::ImgRaw", (void *)imgs[i]);
1735 PUSHs(sv);
1736 }
1737 myfree(imgs);
1738 }
02d1d628 1739
faa9b3e7
TC		 1740void
1741i_readgif_multi_scalar(data)
1742 PREINIT:
1743 i_img **imgs;
1744 int count;
1745 char *data;
1746 unsigned int length;
1747 int i;
1748 PPCODE:
1749 data = (char *)SvPV(ST(0), length);
1750 imgs = i_readgif_multi_scalar(data, length, &count);
1751 if (imgs) {
1752 EXTEND(SP, count);
1753 for (i = 0; i < count; ++i) {
1754 SV *sv = sv_newmortal();
1755 sv_setref_pv(sv, "Imager::ImgRaw", (void *)imgs[i]);
1756 PUSHs(sv);
1757 }
1758 myfree(imgs);
1759 }
02d1d628 1760
faa9b3e7
TC		 1761void
1762i_readgif_multi_callback(cb)
1763 PREINIT:
1764 i_reader_data rd;
1765 i_img **imgs;
1766 int count;
1767 int i;
1768 PPCODE:
1769 rd.sv = ST(0);
1770 imgs = i_readgif_multi_callback(read_callback, (char *)&rd, &count);
1771 if (imgs) {
1772 EXTEND(SP, count);
1773 for (i = 0; i < count; ++i) {
1774 SV *sv = sv_newmortal();
1775 sv_setref_pv(sv, "Imager::ImgRaw", (void *)imgs[i]);
1776 PUSHs(sv);
1777 }
1778 myfree(imgs);
1779 }
02d1d628
AMH		 1780
1781#endif
1782
1783
1784
1785Imager::ImgRaw
1786i_readpnm_wiol(ig, length)
1787 Imager::IO ig
1788 int length
1789
1790
067d6bdc
AMH		 1791undef_int
1792i_writeppm_wiol(im, ig)
1793 Imager::ImgRaw im
1794 Imager::IO ig
1795
1796
02d1d628 1797Imager::ImgRaw
895dbd34
AMH		 1798i_readraw_wiol(ig,x,y,datachannels,storechannels,intrl)
1799 Imager::IO ig
02d1d628
AMH		 1800 int x
1801 int y
1802 int datachannels
1803 int storechannels
1804 int intrl
1805
1806undef_int
895dbd34 1807i_writeraw_wiol(im,ig)
02d1d628 1808 Imager::ImgRaw im
895dbd34
AMH		 1809 Imager::IO ig
1810
261f91c5
TC		 1811undef_int
1812i_writebmp_wiol(im,ig)
1813 Imager::ImgRaw im
1814 Imager::IO ig
02d1d628 1815
705fd961
TC		 1816Imager::ImgRaw
1817i_readbmp_wiol(ig)
1818 Imager::IO ig
1819
1ec86afa
AMH		 1820
1821undef_int
febba01f 1822i_writetga_wiol(im,ig, wierdpack, compress, idstring)
1ec86afa
AMH		 1823 Imager::ImgRaw im
1824 Imager::IO ig
febba01f
AMH		 1825 int wierdpack
1826 int compress
1827 char* idstring
1828 PREINIT:
1829 SV* sv1;
1830 int rc;
1831 int idlen;
1832 CODE:
1833 idlen = SvCUR(ST(4));
1834 RETVAL = i_writetga_wiol(im, ig, wierdpack, compress, idstring, idlen);
1835 OUTPUT:
1836 RETVAL
1837
1ec86afa
AMH		 1838
1839Imager::ImgRaw
1840i_readtga_wiol(ig, length)
1841 Imager::IO ig
1842 int length
1843
1844
02d1d628
AMH		 1845Imager::ImgRaw
1846i_scaleaxis(im,Value,Axis)
1847 Imager::ImgRaw im
1848 float Value
1849 int Axis
1850
1851Imager::ImgRaw
1852i_scale_nn(im,scx,scy)
1853 Imager::ImgRaw im
1854 float scx
1855 float scy
1856
1857Imager::ImgRaw
1858i_haar(im)
1859 Imager::ImgRaw im
1860
1861int
1862i_count_colors(im,maxc)
1863 Imager::ImgRaw im
1864 int maxc
1865
1866
1867Imager::ImgRaw
1868i_transform(im,opx,opy,parm)
1869 Imager::ImgRaw im
1870 PREINIT:
1871 double* parm;
1872 int* opx;
1873 int* opy;
1874 int opxl;
1875 int opyl;
1876 int parmlen;
1877 AV* av;
1878 SV* sv1;
1879 int i;
1880 CODE:
1881 if (!SvROK(ST(1))) croak("Imager: Parameter 1 must be a reference to an array\n");
1882 if (!SvROK(ST(2))) croak("Imager: Parameter 2 must be a reference to an array\n");
1883 if (!SvROK(ST(3))) croak("Imager: Parameter 3 must be a reference to an array\n");
1884 if (SvTYPE(SvRV(ST(1))) != SVt_PVAV) croak("Imager: Parameter 1 must be a reference to an array\n");
1885 if (SvTYPE(SvRV(ST(2))) != SVt_PVAV) croak("Imager: Parameter 2 must be a reference to an array\n");
1886 if (SvTYPE(SvRV(ST(3))) != SVt_PVAV) croak("Imager: Parameter 3 must be a reference to an array\n");
1887 av=(AV*)SvRV(ST(1));
1888 opxl=av_len(av)+1;
1889 opx=mymalloc( opxl*sizeof(int) );
1890 for(i=0;i<opxl;i++) {
1891 sv1=(*(av_fetch(av,i,0)));
1892 opx[i]=(int)SvIV(sv1);
1893 }
1894 av=(AV*)SvRV(ST(2));
1895 opyl=av_len(av)+1;
1896 opy=mymalloc( opyl*sizeof(int) );
1897 for(i=0;i<opyl;i++) {
1898 sv1=(*(av_fetch(av,i,0)));
1899 opy[i]=(int)SvIV(sv1);
1900 }
1901 av=(AV*)SvRV(ST(3));
1902 parmlen=av_len(av)+1;
1903 parm=mymalloc( parmlen*sizeof(double) );
1904 for(i=0;i<parmlen;i++) { /* FIXME: Bug? */
1905 sv1=(*(av_fetch(av,i,0)));
1906 parm[i]=(double)SvNV(sv1);
1907 }
1908 RETVAL=i_transform(im,opx,opxl,opy,opyl,parm,parmlen);
1909 myfree(parm);
1910 myfree(opy);
1911 myfree(opx);
1912 ST(0) = sv_newmortal();
1913 if (RETVAL == 0) ST(0)=&PL_sv_undef;
1914 else sv_setref_pv(ST(0), "Imager::ImgRaw", (void*)RETVAL);
1915
1916Imager::ImgRaw
1917i_transform2(width,height,ops,n_regs,c_regs,in_imgs)
1918 PREINIT:
1919 int width;
1920 int height;
1921 double* parm;
1922 struct rm_op *ops;
953209f8 1923 STRLEN ops_len;
02d1d628
AMH		 1924 int ops_count;
1925 double *n_regs;
1926 int n_regs_count;
1927 i_color *c_regs;
1928 int c_regs_count;
1929 int in_imgs_count;
1930 i_img **in_imgs;
1931 AV* av;
1932 SV* sv1;
1933 IV tmp;
1934 int i;
1935 CODE:
1936 if (!SvROK(ST(3))) croak("Imager: Parameter 4 must be a reference to an array\n");
1937 if (!SvROK(ST(4))) croak("Imager: Parameter 5 must be a reference to an array\n");
1938 if (!SvROK(ST(5))) croak("Imager: Parameter 6 must be a reference to an array of images\n");
1939 if (SvTYPE(SvRV(ST(3))) != SVt_PVAV) croak("Imager: Parameter 4 must be a reference to an array\n");
1940 if (SvTYPE(SvRV(ST(4))) != SVt_PVAV) croak("Imager: Parameter 5 must be a reference to an array\n");
1941
1942 /*if (SvTYPE(SvRV(ST(5))) != SVt_PVAV) croak("Imager: Parameter 6 must be a reference to an array\n");*/
1943
1944 if (SvTYPE(SvRV(ST(5))) == SVt_PVAV) {
1945 av = (AV*)SvRV(ST(5));
1946 in_imgs_count = av_len(av)+1;
1947 for (i = 0; i < in_imgs_count; ++i) {
1948 sv1 = *av_fetch(av, i, 0);
1949 if (!sv_derived_from(sv1, "Imager::ImgRaw")) {
1950 croak("Parameter 5 must contain only images");
1951 }
1952 }
1953 }
1954 else {
1955 in_imgs_count = 0;
1956 }
b8c2033e 1957 if (in_imgs_count > 0) {
02d1d628
AMH		 1958 av = (AV*)SvRV(ST(5));
1959 in_imgs = mymalloc(in_imgs_count*sizeof(i_img*));
1960 for (i = 0; i < in_imgs_count; ++i) {
1961 sv1 = *av_fetch(av,i,0);
1962 if (!sv_derived_from(sv1, "Imager::ImgRaw")) {
1963 croak("Parameter 5 must contain only images");
1964 }
1965 tmp = SvIV((SV*)SvRV(sv1));
1966 in_imgs[i] = (i_img*)tmp;
1967 }
1968 }
1969 else {
1970 /* no input images */
1971 in_imgs = NULL;
1972 }
1973 /* default the output size from the first input if possible */
1974 if (SvOK(ST(0)))
1975 width = SvIV(ST(0));
1976 else if (in_imgs_count)
1977 width = in_imgs[0]->xsize;
1978 else
1979 croak("No output image width supplied");
1980
1981 if (SvOK(ST(1)))
1982 height = SvIV(ST(1));
1983 else if (in_imgs_count)
1984 height = in_imgs[0]->ysize;
1985 else
1986 croak("No output image height supplied");
1987
1988 ops = (struct rm_op *)SvPV(ST(2), ops_len);
1989 if (ops_len % sizeof(struct rm_op))
1990 croak("Imager: Parameter 3 must be a bitmap of regops\n");
1991 ops_count = ops_len / sizeof(struct rm_op);
1992 av = (AV*)SvRV(ST(3));
1993 n_regs_count = av_len(av)+1;
1994 n_regs = mymalloc(n_regs_count * sizeof(double));
1995 for (i = 0; i < n_regs_count; ++i) {
1996 sv1 = *av_fetch(av,i,0);
1997 if (SvOK(sv1))
1998 n_regs[i] = SvNV(sv1);
1999 }
2000 av = (AV*)SvRV(ST(4));
2001 c_regs_count = av_len(av)+1;
2002 c_regs = mymalloc(c_regs_count * sizeof(i_color));
2003 /* I don't bother initializing the colou?r registers */
2004
2005 RETVAL=i_transform2(width, height, 3, ops, ops_count,
2006 n_regs, n_regs_count,
2007 c_regs, c_regs_count, in_imgs, in_imgs_count);
2008 if (in_imgs)
2009 myfree(in_imgs);
2010 myfree(n_regs);
2011 myfree(c_regs);
2012 ST(0) = sv_newmortal();
2013 if (RETVAL == 0) ST(0)=&PL_sv_undef;
2014 else sv_setref_pv(ST(0), "Imager::ImgRaw", (void*)RETVAL);
2015
2016
2017void
2018i_contrast(im,intensity)
2019 Imager::ImgRaw im
2020 float intensity
2021
2022void
2023i_hardinvert(im)
2024 Imager::ImgRaw im
2025
2026void
2027i_noise(im,amount,type)
2028 Imager::ImgRaw im
2029 float amount
2030 unsigned char type
2031
2032void
2033i_bumpmap(im,bump,channel,light_x,light_y,strength)
2034 Imager::ImgRaw im
2035 Imager::ImgRaw bump
2036 int channel
2037 int light_x
2038 int light_y
2039 int strength
2040
b2778574
AMH		 2041
2042void
2043i_bumpmap_complex(im,bump,channel,tx,ty,Lx,Ly,Lz,cd,cs,n,Ia,Il,Is)
2044 Imager::ImgRaw im
2045 Imager::ImgRaw bump
2046 int channel
2047 int tx
2048 int ty
2049 float Lx
2050 float Ly
2051 float Lz
2052 float cd
2053 float cs
2054 float n
2055 Imager::Color Ia
2056 Imager::Color Il
2057 Imager::Color Is
2058
2059
2060
02d1d628
AMH		 2061void
2062i_postlevels(im,levels)
2063 Imager::ImgRaw im
2064 int levels
2065
2066void
2067i_mosaic(im,size)
2068 Imager::ImgRaw im
2069 int size
2070
2071void
2072i_watermark(im,wmark,tx,ty,pixdiff)
2073 Imager::ImgRaw im
2074 Imager::ImgRaw wmark
2075 int tx
2076 int ty
2077 int pixdiff
2078
2079
2080void
2081i_autolevels(im,lsat,usat,skew)
2082 Imager::ImgRaw im
2083 float lsat
2084 float usat
2085 float skew
2086
2087void
2088i_radnoise(im,xo,yo,rscale,ascale)
2089 Imager::ImgRaw im
2090 float xo
2091 float yo
2092 float rscale
2093 float ascale
2094
2095void
2096i_turbnoise(im, xo, yo, scale)
2097 Imager::ImgRaw im
2098 float xo
2099 float yo
2100 float scale
2101
2102
2103void
2104i_gradgen(im, ...)
2105 Imager::ImgRaw im
2106 PREINIT:
2107 int num;
2108 int *xo;
2109 int *yo;
2110 i_color *ival;
2111 int dmeasure;
2112 int i;
2113 SV *sv;
2114 AV *axx;
2115 AV *ayy;
2116 AV *ac;
2117 CODE:
2118 if (items != 5)
2119 croak("Usage: i_gradgen(im, xo, yo, ival, dmeasure)");
2120 if (!SvROK(ST(1)) || ! SvTYPE(SvRV(ST(1))))
2121 croak("i_gradgen: Second argument must be an array ref");
2122 if (!SvROK(ST(2)) || ! SvTYPE(SvRV(ST(2))))
2123 croak("i_gradgen: Third argument must be an array ref");
2124 if (!SvROK(ST(3)) || ! SvTYPE(SvRV(ST(3))))
2125 croak("i_gradgen: Fourth argument must be an array ref");
2126 axx = (AV *)SvRV(ST(1));
2127 ayy = (AV *)SvRV(ST(2));
2128 ac = (AV *)SvRV(ST(3));
2129 dmeasure = (int)SvIV(ST(4));
2130
2131 num = av_len(axx) < av_len(ayy) ? av_len(axx) : av_len(ayy);
2132 num = num <= av_len(ac) ? num : av_len(ac);
2133 num++;
2134 if (num < 2) croak("Usage: i_gradgen array refs must have more than 1 entry each");
2135 xo = mymalloc( sizeof(int) * num );
2136 yo = mymalloc( sizeof(int) * num );
2137 ival = mymalloc( sizeof(i_color) * num );
2138 for(i = 0; i<num; i++) {
2139 xo[i] = (int)SvIV(* av_fetch(axx, i, 0));
2140 yo[i] = (int)SvIV(* av_fetch(ayy, i, 0));
2141 sv = *av_fetch(ac, i, 0);
2142 if ( !sv_derived_from(sv, "Imager::Color") ) {
2143 free(axx); free(ayy); free(ac);
2144 croak("i_gradgen: Element of fourth argument is not derived from Imager::Color");
2145 }
2146 ival[i] = *(i_color *)SvIV((SV *)SvRV(sv));
2147 }
2148 i_gradgen(im, num, xo, yo, ival, dmeasure);
a73aeb5f
AMH		 2149 myfree(xo);
2150 myfree(yo);
2151 myfree(ival);
2152
02d1d628 2153
6607600c
TC		 2154void
2155i_fountain(im, xa, ya, xb, yb, type, repeat, combine, super_sample, ssample_param, segs)
2156 Imager::ImgRaw im
2157 double xa
2158 double ya
2159 double xb
2160 double yb
2161 int type
2162 int repeat
2163 int combine
2164 int super_sample
2165 double ssample_param
2166 PREINIT:
6607600c 2167 AV *asegs;
6607600c
TC		 2168 int count;
2169 i_fountain_seg *segs;
6607600c 2170 CODE:
6607600c
TC		 2171 if (!SvROK(ST(10)) || ! SvTYPE(SvRV(ST(10))))
2172 croak("i_fountain: argument 11 must be an array ref");
2173
2174 asegs = (AV *)SvRV(ST(10));
f1ac5027 2175 segs = load_fount_segs(asegs, &count);
6607600c
TC		 2176 i_fountain(im, xa, ya, xb, yb, type, repeat, combine, super_sample,
2177 ssample_param, count, segs);
2178 myfree(segs);
02d1d628 2179
f1ac5027
TC		 2180Imager::FillHandle
2181i_new_fill_fount(xa, ya, xb, yb, type, repeat, combine, super_sample, ssample_param, segs)
2182 double xa
2183 double ya
2184 double xb
2185 double yb
2186 int type
2187 int repeat
2188 int combine
2189 int super_sample
2190 double ssample_param
2191 PREINIT:
2192 AV *asegs;
2193 int count;
2194 i_fountain_seg *segs;
2195 CODE:
2196 if (!SvROK(ST(9)) || ! SvTYPE(SvRV(ST(9))))
2197 croak("i_fountain: argument 11 must be an array ref");
2198
2199 asegs = (AV *)SvRV(ST(9));
2200 segs = load_fount_segs(asegs, &count);
2201 RETVAL = i_new_fill_fount(xa, ya, xb, yb, type, repeat, combine,
2202 super_sample, ssample_param, count, segs);
2203 myfree(segs);
2204 OUTPUT:
2205 RETVAL
2206
4f4f776a
TC		 2207void
2208i_errors()
2209 PREINIT:
2210 i_errmsg *errors;
2211 int i;
4f4f776a
TC		 2212 AV *av;
2213 SV *ref;
2214 SV *sv;
2215 PPCODE:
2216 errors = i_errors();
2217 i = 0;
2218 while (errors[i].msg) {
2219 av = newAV();
2220 sv = newSVpv(errors[i].msg, strlen(errors[i].msg));
2221 if (!av_store(av, 0, sv)) {
2222 SvREFCNT_dec(sv);
2223 }
2224 sv = newSViv(errors[i].code);
2225 if (!av_store(av, 1, sv)) {
2226 SvREFCNT_dec(sv);
2227 }
2228 PUSHs(sv_2mortal(newRV_noinc((SV*)av)));
2229 ++i;
2230 }
02d1d628
AMH		 2231
2232void
2233i_nearest_color(im, ...)
2234 Imager::ImgRaw im
2235 PREINIT:
2236 int num;
2237 int *xo;
2238 int *yo;
2239 i_color *ival;
2240 int dmeasure;
2241 int i;
2242 SV *sv;
2243 AV *axx;
2244 AV *ayy;
2245 AV *ac;
2246 CODE:
2247 if (items != 5)
2248 croak("Usage: i_nearest_color(im, xo, yo, ival, dmeasure)");
2249 if (!SvROK(ST(1)) || ! SvTYPE(SvRV(ST(1))))
2250 croak("i_nearest_color: Second argument must be an array ref");
2251 if (!SvROK(ST(2)) || ! SvTYPE(SvRV(ST(2))))
2252 croak("i_nearest_color: Third argument must be an array ref");
2253 if (!SvROK(ST(3)) || ! SvTYPE(SvRV(ST(3))))
2254 croak("i_nearest_color: Fourth argument must be an array ref");
2255 axx = (AV *)SvRV(ST(1));
2256 ayy = (AV *)SvRV(ST(2));
2257 ac = (AV *)SvRV(ST(3));
2258 dmeasure = (int)SvIV(ST(4));
2259
2260 num = av_len(axx) < av_len(ayy) ? av_len(axx) : av_len(ayy);
2261 num = num <= av_len(ac) ? num : av_len(ac);
2262 num++;
2263 if (num < 2) croak("Usage: i_nearest_color array refs must have more than 1 entry each");
2264 xo = mymalloc( sizeof(int) * num );
2265 yo = mymalloc( sizeof(int) * num );
2266 ival = mymalloc( sizeof(i_color) * num );
2267 for(i = 0; i<num; i++) {
2268 xo[i] = (int)SvIV(* av_fetch(axx, i, 0));
2269 yo[i] = (int)SvIV(* av_fetch(ayy, i, 0));
2270 sv = *av_fetch(ac, i, 0);
2271 if ( !sv_derived_from(sv, "Imager::Color") ) {
2272 free(axx); free(ayy); free(ac);
2273 croak("i_nearest_color: Element of fourth argument is not derived from Imager::Color");
2274 }
2275 ival[i] = *(i_color *)SvIV((SV *)SvRV(sv));
2276 }
2277 i_nearest_color(im, num, xo, yo, ival, dmeasure);
2278
2279
2280
2281
2282void
2283malloc_state()
2284
2285void
2286hashinfo(hv)
2287 PREINIT:
2288 HV* hv;
2289 int stuff;
2290 PPCODE:
2291 if (!SvROK(ST(0))) croak("Imager: Parameter 0 must be a reference to a hash\n");
2292 hv=(HV*)SvRV(ST(0));
2293 if (SvTYPE(hv)!=SVt_PVHV) croak("Imager: Parameter 0 must be a reference to a hash\n");
2294 if (getint(hv,"stuff",&stuff)) printf("ok: %d\n",stuff); else printf("key doesn't exist\n");
2295 if (getint(hv,"stuff2",&stuff)) printf("ok: %d\n",stuff); else printf("key doesn't exist\n");
2296
2297void
2298DSO_open(filename)
2299 char* filename
2300 PREINIT:
2301 void *rc;
2302 char *evstr;
2303 PPCODE:
2304 rc=DSO_open(filename,&evstr);
2305 if (rc!=NULL) {
2306 if (evstr!=NULL) {
2307 EXTEND(SP,2);
2308 PUSHs(sv_2mortal(newSViv((IV)rc)));
2309 PUSHs(sv_2mortal(newSVpvn(evstr, strlen(evstr))));
2310 } else {
2311 EXTEND(SP,1);
2312 PUSHs(sv_2mortal(newSViv((IV)rc)));
2313 }
2314 }
2315
2316
2317undef_int
2318DSO_close(dso_handle)
2319 void* dso_handle
2320
2321void
2322DSO_funclist(dso_handle_v)
2323 void* dso_handle_v
2324 PREINIT:
2325 int i;
2326 DSO_handle *dso_handle;
2327 PPCODE:
2328 dso_handle=(DSO_handle*)dso_handle_v;
2329 i=0;
2330 while( dso_handle->function_list[i].name != NULL) {
2331 EXTEND(SP,1);
2332 PUSHs(sv_2mortal(newSVpv(dso_handle->function_list[i].name,0)));
2333 EXTEND(SP,1);
2334 PUSHs(sv_2mortal(newSVpv(dso_handle->function_list[i++].pcode,0)));
2335 }
2336
2337
2338void
2339DSO_call(handle,func_index,hv)
2340 void* handle
2341 int func_index
2342 PREINIT:
2343 HV* hv;
2344 PPCODE:
2345 if (!SvROK(ST(2))) croak("Imager: Parameter 2 must be a reference to a hash\n");
2346 hv=(HV*)SvRV(ST(2));
2347 if (SvTYPE(hv)!=SVt_PVHV) croak("Imager: Parameter 2 must be a reference to a hash\n");
2348 DSO_call( (DSO_handle *)handle,func_index,hv);
2349
2350
2351
f5991c03 2352# this is mostly for testing...
faa9b3e7 2353SV *
f5991c03
TC		 2354i_get_pixel(im, x, y)
2355 Imager::ImgRaw im
2356 int x
2357 int y;
faa9b3e7
TC		 2358 PREINIT:
2359 i_color *color;
2360 CODE:
2361 color = (i_color *)mymalloc(sizeof(i_color));
2362 if (i_gpix(im, x, y, color) == 0) {
2363 ST(0) = sv_newmortal();
2364 sv_setref_pv(ST(0), "Imager::Color", (void *)color);
2365 }
2366 else {
2367 myfree(color);
2368 ST(0) = &PL_sv_undef;
2369 }
2370
2371
2372int
2373i_ppix(im, x, y, cl)
2374 Imager::ImgRaw im
2375 int x
2376 int y
2377 Imager::Color cl
2378
2379Imager::ImgRaw
2380i_img_pal_new(x, y, channels, maxpal)
2381 int x
2382 int y
2383 int channels
2384 int maxpal
2385
2386Imager::ImgRaw
2387i_img_to_pal(src, quant)
2388 Imager::ImgRaw src
2389 PREINIT:
2390 HV *hv;
2391 i_quantize quant;
2392 CODE:
2393 if (!SvROK(ST(1)) || ! SvTYPE(SvRV(ST(1))))
2394 croak("i_img_to_pal: second argument must be a hash ref");
2395 hv = (HV *)SvRV(ST(1));
2396 memset(&quant, 0, sizeof(quant));
2397 quant.mc_size = 256;
2398 quant.mc_colors = mymalloc(quant.mc_size * sizeof(i_color));
2399 handle_quant_opts(&quant, hv);
2400 RETVAL = i_img_to_pal(src, &quant);
2401 if (RETVAL) {
2402 copy_colors_back(hv, &quant);
2403 }
2404 myfree(quant.mc_colors);
2405 OUTPUT:
2406 RETVAL
2407
2408Imager::ImgRaw
2409i_img_to_rgb(src)
2410 Imager::ImgRaw src
2411
2412void
2413i_gpal(im, l, r, y)
2414 Imager::ImgRaw im
2415 int l
2416 int r
2417 int y
2418 PREINIT:
2419 i_palidx *work;
2420 int count, i;
2421 PPCODE:
2422 if (l < r) {
2423 work = mymalloc((r-l) * sizeof(i_palidx));
2424 count = i_gpal(im, l, r, y, work);
2425 if (GIMME_V == G_ARRAY) {
2426 EXTEND(SP, count);
2427 for (i = 0; i < count; ++i) {
2428 PUSHs(sv_2mortal(newSViv(work[i])));
2429 }
2430 }
2431 else {
2432 EXTEND(SP, 1);
2433 PUSHs(sv_2mortal(newSVpv(work, count * sizeof(i_palidx))));
2434 }
2435 myfree(work);
2436 }
2437 else {
2438 if (GIMME_V != G_ARRAY) {
2439 EXTEND(SP, 1);
2440 PUSHs(&PL_sv_undef);
2441 }
2442 }
2443
2444int
2445i_ppal(im, l, y, ...)
2446 Imager::ImgRaw im
2447 int l
2448 int y
2449 PREINIT:
2450 i_palidx *work;
2451 int count, i;
2452 CODE:
2453 if (items > 3) {
2454 work = mymalloc(sizeof(i_palidx) * (items-3));
2455 for (i=0; i < items-3; ++i) {
2456 work[i] = SvIV(ST(i+3));
2457 }
2458 RETVAL = i_ppal(im, l, l+items-3, y, work);
2459 myfree(work);
2460 }
2461 else {
2462 RETVAL = 0;
2463 }
2464 OUTPUT:
2465 RETVAL
2466
2467SV *
2468i_addcolors(im, ...)
2469 Imager::ImgRaw im
2470 PREINIT:
2471 int index;
2472 i_color *colors;
2473 int i;
2474 CODE:
2475 if (items < 2)
2476 croak("i_addcolors: no colors to add");
2477 colors = mymalloc((items-1) * sizeof(i_color));
2478 for (i=0; i < items-1; ++i) {
2479 if (sv_isobject(ST(i+1))
2480 && sv_derived_from(ST(i+1), "Imager::Color")) {
2481 IV tmp = SvIV((SV *)SvRV(ST(i+1)));
2482 colors[i] = *(i_color *)tmp;
2483 }
2484 else {
2485 myfree(colors);
2486 croak("i_plin: pixels must be Imager::Color objects");
2487 }
2488 }
2489 index = i_addcolors(im, colors, items-1);
2490 myfree(colors);
2491 if (index == 0) {
2492 ST(0) = sv_2mortal(newSVpv("0 but true", 0));
2493 }
2494 else if (index == -1) {
2495 ST(0) = &PL_sv_undef;
2496 }
2497 else {
2498 ST(0) = sv_2mortal(newSViv(index));
2499 }
2500
2501int
2502i_setcolors(im, index, ...)
2503 Imager::ImgRaw im
2504 int index
2505 PREINIT:
2506 i_color *colors;
2507 int i;
2508 CODE:
2509 if (items < 3)
2510 croak("i_setcolors: no colors to add");
2511 colors = mymalloc((items-2) * sizeof(i_color));
2512 for (i=0; i < items-2; ++i) {
2513 if (sv_isobject(ST(i+2))
2514 && sv_derived_from(ST(i+2), "Imager::Color")) {
2515 IV tmp = SvIV((SV *)SvRV(ST(i+2)));
2516 colors[i] = *(i_color *)tmp;
2517 }
2518 else {
2519 myfree(colors);
2520 croak("i_setcolors: pixels must be Imager::Color objects");
2521 }
2522 }
2523 RETVAL = i_setcolors(im, index, colors, items-2);
2524 myfree(colors);
2525
2526void
2527i_getcolors(im, index, ...)
2528 Imager::ImgRaw im
2529 int index
2530 PREINIT:
2531 i_color *colors;
2532 int count = 1;
2533 int i;
2534 PPCODE:
2535 if (items > 3)
2536 croak("i_getcolors: too many arguments");
2537 if (items == 3)
2538 count = SvIV(ST(2));
2539 if (count < 1)
2540 croak("i_getcolors: count must be positive");
2541 colors = mymalloc(sizeof(i_color) * count);
2542 if (i_getcolors(im, index, colors, count)) {
2543 for (i = 0; i < count; ++i) {
2544 i_color *pv;
2545 SV *sv = sv_newmortal();
2546 pv = mymalloc(sizeof(i_color));
2547 *pv = colors[i];
2548 sv_setref_pv(sv, "Imager::Color", (void *)pv);
2549 PUSHs(sv);
2550 }
2551 }
2552 myfree(colors);
2553
2554
2555SV *
2556i_colorcount(im)
2557 Imager::ImgRaw im
2558 PREINIT:
2559 int count;
2560 CODE:
2561 count = i_colorcount(im);
2562 if (count >= 0) {
2563 ST(0) = sv_2mortal(newSViv(count));
2564 }
2565 else {
2566 ST(0) = &PL_sv_undef;
2567 }
2568
2569SV *
2570i_maxcolors(im)
2571 Imager::ImgRaw im
2572 PREINIT:
2573 int count;
2574 CODE:
2575 count = i_maxcolors(im);
2576 if (count >= 0) {
2577 ST(0) = sv_2mortal(newSViv(count));
2578 }
2579 else {
2580 ST(0) = &PL_sv_undef;
2581 }
2582
2583SV *
2584i_findcolor(im, color)
2585 Imager::ImgRaw im
2586 Imager::Color color
2587 PREINIT:
2588 i_palidx index;
2589 CODE:
2590 if (i_findcolor(im, color, &index)) {
2591 ST(0) = sv_2mortal(newSViv(index));
2592 }
2593 else {
2594 ST(0) = &PL_sv_undef;
2595 }
2596
2597int
2598i_img_bits(im)
2599 Imager::ImgRaw im
2600
2601int
2602i_img_type(im)
2603 Imager::ImgRaw im
2604
2605int
2606i_img_virtual(im)
2607 Imager::ImgRaw im
2608
2609void
2610i_gsamp(im, l, r, y, ...)
2611 Imager::ImgRaw im
2612 int l
2613 int r
2614 int y
2615 PREINIT:
2616 int *chans;
2617 int chan_count;
2618 i_sample_t *data;
2619 int count, i;
2620 PPCODE:
2621 if (items < 5)
2622 croak("No channel numbers supplied to g_samp()");
2623 if (l < r) {
2624 chan_count = items - 4;
2625 chans = mymalloc(sizeof(int) * chan_count);
2626 for (i = 0; i < chan_count; ++i)
2627 chans[i] = SvIV(ST(i+4));
4dfa5522 2628 data = mymalloc(sizeof(i_sample_t) * (r-l) * chan_count); /* XXX: memleak? */
faa9b3e7 2629 count = i_gsamp(im, l, r, y, data, chans, chan_count);
4dfa5522 2630 myfree(chans);
faa9b3e7
TC		 2631 if (GIMME_V == G_ARRAY) {
2632 EXTEND(SP, count);
2633 for (i = 0; i < count; ++i)
2634 PUSHs(sv_2mortal(newSViv(data[i])));
2635 }
2636 else {
2637 EXTEND(SP, 1);
2638 PUSHs(sv_2mortal(newSVpv(data, count * sizeof(i_sample_t))));
2639 }
a73aeb5f 2640 myfree(data);
faa9b3e7
TC		 2641 }
2642 else {
2643 if (GIMME_V != G_ARRAY) {
2644 EXTEND(SP, 1);
2645 PUSHs(&PL_sv_undef);
2646 }
2647 }
2648
a73aeb5f 2649
faa9b3e7
TC		 2650Imager::ImgRaw
2651i_img_masked_new(targ, mask, x, y, w, h)
2652 Imager::ImgRaw targ
2653 int x
2654 int y
2655 int w
2656 int h
2657 PREINIT:
2658 i_img *mask;
2659 CODE:
2660 if (SvOK(ST(1))) {
2661 if (!sv_isobject(ST(1))
2662 || !sv_derived_from(ST(1), "Imager::ImgRaw")) {
2663 croak("i_img_masked_new: parameter 2 must undef or an image");
2664 }
2665 mask = (i_img *)SvIV((SV *)SvRV(ST(1)));
2666 }
2667 else
2668 mask = NULL;
2669 RETVAL = i_img_masked_new(targ, mask, x, y, w, h);
2670 OUTPUT:
2671 RETVAL
2672
2673int
2674i_plin(im, l, y, ...)
2675 Imager::ImgRaw im
2676 int l
2677 int y
2678 PREINIT:
2679 i_color *work;
2680 int count, i;
2681 CODE:
2682 if (items > 3) {
2683 work = mymalloc(sizeof(i_color) * (items-3));
2684 for (i=0; i < items-3; ++i) {
2685 if (sv_isobject(ST(i+3))
2686 && sv_derived_from(ST(i+3), "Imager::Color")) {
2687 IV tmp = SvIV((SV *)SvRV(ST(i+3)));
2688 work[i] = *(i_color *)tmp;
2689 }
2690 else {
2691 myfree(work);
2692 croak("i_plin: pixels must be Imager::Color objects");
2693 }
2694 }
2695 /**(char *)0 = 1;*/
2696 RETVAL = i_plin(im, l, l+items-3, y, work);
2697 myfree(work);
2698 }
2699 else {
2700 RETVAL = 0;
2701 }
2702 OUTPUT:
2703 RETVAL
2704
2705int
2706i_ppixf(im, x, y, cl)
2707 Imager::ImgRaw im
2708 int x
2709 int y
2710 Imager::Color::Float cl
2711
2712void
2713i_gsampf(im, l, r, y, ...)
2714 Imager::ImgRaw im
2715 int l
2716 int r
2717 int y
2718 PREINIT:
2719 int *chans;
2720 int chan_count;
2721 i_fsample_t *data;
2722 int count, i;
2723 PPCODE:
2724 if (items < 5)
2725 croak("No channel numbers supplied to g_sampf()");
2726 if (l < r) {
2727 chan_count = items - 4;
2728 chans = mymalloc(sizeof(int) * chan_count);
2729 for (i = 0; i < chan_count; ++i)
2730 chans[i] = SvIV(ST(i+4));
2731 data = mymalloc(sizeof(i_fsample_t) * (r-l) * chan_count);
2732 count = i_gsampf(im, l, r, y, data, chans, chan_count);
2733 if (GIMME_V == G_ARRAY) {
2734 EXTEND(SP, count);
2735 for (i = 0; i < count; ++i)
2736 PUSHs(sv_2mortal(newSVnv(data[i])));
2737 }
2738 else {
2739 EXTEND(SP, 1);
2740 PUSHs(sv_2mortal(newSVpv((void *)data, count * sizeof(i_fsample_t))));
2741 }
2742 }
2743 else {
2744 if (GIMME_V != G_ARRAY) {
2745 EXTEND(SP, 1);
2746 PUSHs(&PL_sv_undef);
2747 }
2748 }
2749
2750int
2751i_plinf(im, l, y, ...)
2752 Imager::ImgRaw im
2753 int l
2754 int y
2755 PREINIT:
2756 i_fcolor *work;
2757 int count, i;
2758 CODE:
2759 if (items > 3) {
2760 work = mymalloc(sizeof(i_fcolor) * (items-3));
2761 for (i=0; i < items-3; ++i) {
2762 if (sv_isobject(ST(i+3))
2763 && sv_derived_from(ST(i+3), "Imager::Color::Float")) {
2764 IV tmp = SvIV((SV *)SvRV(ST(i+3)));
2765 work[i] = *(i_fcolor *)tmp;
2766 }
2767 else {
2768 myfree(work);
2769 croak("i_plin: pixels must be Imager::Color::Float objects");
2770 }
2771 }
2772 /**(char *)0 = 1;*/
2773 RETVAL = i_plinf(im, l, l+items-3, y, work);
2774 myfree(work);
2775 }
2776 else {
2777 RETVAL = 0;
2778 }
2779 OUTPUT:
2780 RETVAL
2781
2782SV *
2783i_gpixf(im, x, y)
2784 Imager::ImgRaw im
2785 int x
2786 int y;
2787 PREINIT:
2788 i_fcolor *color;
2789 CODE:
2790 color = (i_fcolor *)mymalloc(sizeof(i_fcolor));
2791 if (i_gpixf(im, x, y, color) == 0) {
2792 ST(0) = sv_newmortal();
2793 sv_setref_pv(ST(0), "Imager::Color::Float", (void *)color);
2794 }
2795 else {
2796 myfree(color);
2797 ST(0) = &PL_sv_undef;
2798 }
2799
2800void
2801i_glin(im, l, r, y)
2802 Imager::ImgRaw im
2803 int l
2804 int r
2805 int y
2806 PREINIT:
2807 i_color *vals;
2808 int count, i;
2809 PPCODE:
2810 if (l < r) {
2811 vals = mymalloc((r-l) * sizeof(i_color));
2812 count = i_glin(im, l, r, y, vals);
2813 EXTEND(SP, count);
2814 for (i = 0; i < count; ++i) {
2815 SV *sv;
2816 i_color *col = mymalloc(sizeof(i_color));
2817 sv = sv_newmortal();
2818 sv_setref_pv(sv, "Imager::Color", (void *)col);
2819 PUSHs(sv);
2820 }
2821 myfree(vals);
2822 }
2823
2824void
2825i_glinf(im, l, r, y)
2826 Imager::ImgRaw im
2827 int l
2828 int r
2829 int y
2830 PREINIT:
2831 i_fcolor *vals;
2832 int count, i;
2833 PPCODE:
2834 if (l < r) {
2835 vals = mymalloc((r-l) * sizeof(i_fcolor));
2836 count = i_glinf(im, l, r, y, vals);
2837 EXTEND(SP, count);
2838 for (i = 0; i < count; ++i) {
2839 SV *sv;
2840 i_fcolor *col = mymalloc(sizeof(i_fcolor));
2841 *col = vals[i];
2842 sv = sv_newmortal();
2843 sv_setref_pv(sv, "Imager::Color::Float", (void *)col);
2844 PUSHs(sv);
2845 }
2846 myfree(vals);
2847 }
2848
2849Imager::ImgRaw
2850i_img_16_new(x, y, ch)
2851 int x
2852 int y
2853 int ch
2854
365ea842
TC		 2855Imager::ImgRaw
2856i_img_double_new(x, y, ch)
2857 int x
2858 int y
2859 int ch
2860
faa9b3e7
TC		 2861undef_int
2862i_tags_addn(im, name, code, idata)
2863 Imager::ImgRaw im
2864 int code
2865 int idata
2866 PREINIT:
2867 char *name;
2868 STRLEN len;
2869 CODE:
2870 if (SvOK(ST(1)))
2871 name = SvPV(ST(1), len);
2872 else
2873 name = NULL;
2874 RETVAL = i_tags_addn(&im->tags, name, code, idata);
2875 OUTPUT:
2876 RETVAL
2877
2878undef_int
2879i_tags_add(im, name, code, data, idata)
2880 Imager::ImgRaw im
2881 int code
2882 int idata
2883 PREINIT:
2884 char *name;
2885 char *data;
2886 STRLEN len;
2887 CODE:
2888 if (SvOK(ST(1)))
2889 name = SvPV(ST(1), len);
2890 else
2891 name = NULL;
2892 if (SvOK(ST(3)))
2893 data = SvPV(ST(3), len);
2894 else {
2895 data = NULL;
2896 len = 0;
2897 }
2898 RETVAL = i_tags_add(&im->tags, name, code, data, len, idata);
2899 OUTPUT:
2900 RETVAL
2901
2902SV *
2903i_tags_find(im, name, start)
2904 Imager::ImgRaw im
2905 char *name
2906 int start
2907 PREINIT:
2908 int entry;
2909 CODE:
2910 if (i_tags_find(&im->tags, name, start, &entry)) {
2911 if (entry == 0)
2912 ST(0) = sv_2mortal(newSVpv("0 but true", 0));
2913 else
2914 ST(0) = sv_2mortal(newSViv(entry));
2915 } else {
2916 ST(0) = &PL_sv_undef;
2917 }
2918
2919SV *
2920i_tags_findn(im, code, start)
2921 Imager::ImgRaw im
2922 int code
2923 int start
2924 PREINIT:
2925 int entry;
2926 CODE:
2927 if (i_tags_findn(&im->tags, code, start, &entry)) {
2928 if (entry == 0)
2929 ST(0) = sv_2mortal(newSVpv("0 but true", 0));
2930 else
2931 ST(0) = sv_2mortal(newSViv(entry));
2932 }
2933 else
2934 ST(0) = &PL_sv_undef;
2935
2936int
2937i_tags_delete(im, entry)
2938 Imager::ImgRaw im
2939 int entry
2940 CODE:
2941 RETVAL = i_tags_delete(&im->tags, entry);
2942 OUTPUT:
2943 RETVAL
2944
2945int
2946i_tags_delbyname(im, name)
2947 Imager::ImgRaw im
2948 char * name
2949 CODE:
2950 RETVAL = i_tags_delbyname(&im->tags, name);
2951 OUTPUT:
2952 RETVAL
2953
2954int
2955i_tags_delbycode(im, code)
2956 Imager::ImgRaw im
2957 int code
2958 CODE:
2959 RETVAL = i_tags_delbycode(&im->tags, code);
2960 OUTPUT:
2961 RETVAL
2962
2963void
2964i_tags_get(im, index)
2965 Imager::ImgRaw im
2966 int index
2967 PPCODE:
2968 if (index >= 0 && index < im->tags.count) {
2969 i_img_tag *entry = im->tags.tags + index;
2970 EXTEND(SP, 5);
2971
2972 if (entry->name) {
2973 PUSHs(sv_2mortal(newSVpv(entry->name, 0)));
2974 }
2975 else {
2976 PUSHs(sv_2mortal(newSViv(entry->code)));
2977 }
2978 if (entry->data) {
2979 PUSHs(sv_2mortal(newSVpvn(entry->data, entry->size)));
2980 }
2981 else {
2982 PUSHs(sv_2mortal(newSViv(entry->idata)));
2983 }
2984 }
2985
2986int
2987i_tags_count(im)
2988 Imager::ImgRaw im
2989 CODE:
2990 RETVAL = im->tags.count;
2991 OUTPUT:
2992 RETVAL
2993
2994#ifdef HAVE_WIN32
2995
2996void
2997i_wf_bbox(face, size, text)
2998 char *face
2999 int size
3000 char *text
3001 PREINIT:
3002 int cords[6];
3003 PPCODE:
3004 if (i_wf_bbox(face, size, text, strlen(text), cords)) {
3005 EXTEND(SP, 6);
3006 PUSHs(sv_2mortal(newSViv(cords[0])));
3007 PUSHs(sv_2mortal(newSViv(cords[1])));
3008 PUSHs(sv_2mortal(newSViv(cords[2])));
3009 PUSHs(sv_2mortal(newSViv(cords[3])));
3010 PUSHs(sv_2mortal(newSViv(cords[4])));
3011 PUSHs(sv_2mortal(newSViv(cords[5])));
3012 }
3013
3014undef_int
3015i_wf_text(face, im, tx, ty, cl, size, text, align, aa)
3016 char *face
3017 Imager::ImgRaw im
3018 int tx
3019 int ty
3020 Imager::Color cl
3021 int size
3022 char *text
3023 int align
3024 int aa
3025 CODE:
3026 RETVAL = i_wf_text(face, im, tx, ty, cl, size, text, strlen(text),
3027 align, aa);
3028 OUTPUT:
3029 RETVAL
3030
3031undef_int
3032i_wf_cp(face, im, tx, ty, channel, size, text, align, aa)
3033 char *face
3034 Imager::ImgRaw im
3035 int tx
3036 int ty
3037 int channel
3038 int size
3039 char *text
3040 int align
3041 int aa
f5991c03 3042 CODE:
faa9b3e7
TC		 3043 RETVAL = i_wf_cp(face, im, tx, ty, channel, size, text, strlen(text),
3044 align, aa);
f5991c03
TC		 3045 OUTPUT:
3046 RETVAL
02d1d628 3047
faa9b3e7
TC		 3048
3049#endif
3050
3051#ifdef HAVE_FT2
3052
3053MODULE = Imager PACKAGE = Imager::Font::FT2 PREFIX=FT2_
3054
3055#define FT2_DESTROY(font) i_ft2_destroy(font)
3056
3057void
3058FT2_DESTROY(font)
3059 Imager::Font::FT2 font
3060
3061MODULE = Imager PACKAGE = Imager::Font::FreeType2
3062
3063Imager::Font::FT2
3064i_ft2_new(name, index)
3065 char *name
3066 int index
3067
3068undef_int
3069i_ft2_setdpi(font, xdpi, ydpi)
3070 Imager::Font::FT2 font
3071 int xdpi
3072 int ydpi
3073
3074void
3075i_ft2_getdpi(font)
3076 Imager::Font::FT2 font
3077 PREINIT:
3078 int xdpi, ydpi;
3079 CODE:
3080 if (i_ft2_getdpi(font, &xdpi, &ydpi)) {
3081 EXTEND(SP, 2);
3082 PUSHs(sv_2mortal(newSViv(xdpi)));
3083 PUSHs(sv_2mortal(newSViv(ydpi)));
3084 }
3085
3086undef_int
3087i_ft2_sethinting(font, hinting)
3088 Imager::Font::FT2 font
3089 int hinting
3090
3091undef_int
3092i_ft2_settransform(font, matrix)
3093 Imager::Font::FT2 font
3094 PREINIT:
3095 double matrix[6];
3096 int len;
3097 AV *av;
3098 SV *sv1;
3099 int i;
3100 CODE:
3101 if (!SvROK(ST(1)) || SvTYPE(SvRV(ST(1))) != SVt_PVAV)
3102 croak("i_ft2_settransform: parameter 2 must be an array ref\n");
3103 av=(AV*)SvRV(ST(1));
3104 len=av_len(av)+1;
3105 if (len > 6)
3106 len = 6;
3107 for (i = 0; i < len; ++i) {
3108 sv1=(*(av_fetch(av,i,0)));
3109 matrix[i] = SvNV(sv1);
3110 }
3111 for (; i < 6; ++i)
3112 matrix[i] = 0;
3113 RETVAL = i_ft2_settransform(font, matrix);
3114 OUTPUT:
3115 RETVAL
3116
3117void
3118i_ft2_bbox(font, cheight, cwidth, text)
3119 Imager::Font::FT2 font
3120 double cheight
3121 double cwidth
3122 char *text
3123 PREINIT:
3124 int bbox[6];
3125 int i;
3126 PPCODE:
3127 if (i_ft2_bbox(font, cheight, cwidth, text, strlen(text), bbox)) {
3128 EXTEND(SP, 6);
3129 for (i = 0; i < 6; ++i)
3130 PUSHs(sv_2mortal(newSViv(bbox[i])));
3131 }
3132
3133void
3134i_ft2_bbox_r(font, cheight, cwidth, text, vlayout, utf8)
3135 Imager::Font::FT2 font
3136 double cheight
3137 double cwidth
3138 char *text
3139 int vlayout
3140 int utf8
3141 PREINIT:
3142 int bbox[8];
3143 int i;
3144 PPCODE:
3145#ifdef SvUTF8
3146 if (SvUTF8(ST(3)))
3147 utf8 = 1;
3148#endif
3149 if (i_ft2_bbox_r(font, cheight, cwidth, text, strlen(text), vlayout,
3150 utf8, bbox)) {
3151 EXTEND(SP, 8);
3152 for (i = 0; i < 8; ++i)
3153 PUSHs(sv_2mortal(newSViv(bbox[i])));
3154 }
3155
3156undef_int
3157i_ft2_text(font, im, tx, ty, cl, cheight, cwidth, text, align, aa, vlayout, utf8)
3158 Imager::Font::FT2 font
3159 Imager::ImgRaw im
3160 int tx
3161 int ty
3162 Imager::Color cl
3163 double cheight
3164 double cwidth
3165 int align
3166 int aa
3167 int vlayout
3168 int utf8
3169 PREINIT:
3170 char *text;
3171 STRLEN len;
3172 CODE:
3173#ifdef SvUTF8
3174 if (SvUTF8(ST(7))) {
3175 utf8 = 1;
3176 }
3177#endif
3178 text = SvPV(ST(7), len);
3179 RETVAL = i_ft2_text(font, im, tx, ty, cl, cheight, cwidth, text,
3180 len, align, aa, vlayout, utf8);
3181 OUTPUT:
3182 RETVAL
3183
3184undef_int
3185i_ft2_cp(font, im, tx, ty, channel, cheight, cwidth, text, align, aa, vlayout, utf8)
3186 Imager::Font::FT2 font
3187 Imager::ImgRaw im
3188 int tx
3189 int ty
3190 int channel
3191 double cheight
3192 double cwidth
3193 char *text
3194 int align
3195 int aa
3196 int vlayout
3197 int utf8
3198 CODE:
3199#ifdef SvUTF8
3200 if (SvUTF8(ST(7)))
3201 utf8 = 1;
3202#endif
3203 RETVAL = i_ft2_cp(font, im, tx, ty, channel, cheight, cwidth, text,
3204 strlen(text), align, aa, vlayout, 1);
3205 OUTPUT:
3206 RETVAL
3207
3208void
3209ft2_transform_box(font, x0, x1, x2, x3)
3210 Imager::Font::FT2 font
3211 int x0
3212 int x1
3213 int x2
3214 int x3
3215 PREINIT:
3216 int box[4];
3217 PPCODE:
3218 box[0] = x0; box[1] = x1; box[2] = x2; box[3] = x3;
3219 ft2_transform_box(font, box);
3220 EXTEND(SP, 4);
3221 PUSHs(sv_2mortal(newSViv(box[0])));
3222 PUSHs(sv_2mortal(newSViv(box[1])));
3223 PUSHs(sv_2mortal(newSViv(box[2])));
3224 PUSHs(sv_2mortal(newSViv(box[3])));
3225
3226#endif
3227
f1ac5027
TC		 3228MODULE = Imager PACKAGE = Imager::FillHandle PREFIX=IFILL_
3229
3230void
3231IFILL_DESTROY(fill)
3232 Imager::FillHandle fill
3233
3234MODULE = Imager PACKAGE = Imager
3235
3236Imager::FillHandle
3237i_new_fill_solid(cl, combine)
3238 Imager::Color cl
3239 int combine
3240
3241Imager::FillHandle
3242i_new_fill_solidf(cl, combine)
3243 Imager::Color::Float cl
3244 int combine
3245
3246Imager::FillHandle
3247i_new_fill_hatch(fg, bg, combine, hatch, cust_hatch, dx, dy)
3248 Imager::Color fg
3249 Imager::Color bg
3250 int combine
3251 int hatch
3252 int dx
3253 int dy
3254 PREINIT:
3255 unsigned char *cust_hatch;
3256 STRLEN len;
3257 CODE:
3258 if (SvOK(ST(4))) {
3259 cust_hatch = SvPV(ST(4), len);
3260 }
3261 else
3262 cust_hatch = NULL;
3263 RETVAL = i_new_fill_hatch(fg, bg, combine, hatch, cust_hatch, dx, dy);
3264 OUTPUT:
3265 RETVAL
3266
efdc2568
TC		 3267Imager::FillHandle
3268i_new_fill_hatchf(fg, bg, combine, hatch, cust_hatch, dx, dy)
3269 Imager::Color::Float fg
3270 Imager::Color::Float bg
3271 int combine
3272 int hatch
3273 int dx
3274 int dy
3275 PREINIT:
3276 unsigned char *cust_hatch;
3277 STRLEN len;
3278 CODE:
3279 if (SvOK(ST(4))) {
3280 cust_hatch = SvPV(ST(4), len);
3281 }
3282 else
3283 cust_hatch = NULL;
3284 RETVAL = i_new_fill_hatchf(fg, bg, combine, hatch, cust_hatch, dx, dy);
3285 OUTPUT:
3286 RETVAL
3287
f576ce7e
TC		 3288Imager::FillHandle
3289i_new_fill_image(src, matrix, xoff, yoff, combine)
3290 Imager::ImgRaw src
3291 int xoff
3292 int yoff
3293 int combine
3294 PREINIT:
3295 double matrix[9];
3296 double *matrixp;
3297 AV *av;
3298 IV len;
3299 SV *sv1;
3300 int i;
3301 CODE:
3302 if (!SvOK(ST(1))) {
3303 matrixp = NULL;
3304 }
3305 else {
3306 if (!SvROK(ST(1)) || SvTYPE(SvRV(ST(1))) != SVt_PVAV)
3307 croak("i_new_fill_image: parameter must be an arrayref");
3308 av=(AV*)SvRV(ST(1));
3309 len=av_len(av)+1;
3310 if (len > 9)
3311 len = 9;
3312 for (i = 0; i < len; ++i) {
3313 sv1=(*(av_fetch(av,i,0)));
3314 matrix[i] = SvNV(sv1);
3315 }
3316 for (; i < 9; ++i)
3317 matrix[i] = 0;
3318 matrixp = matrix;
3319 }
3320 RETVAL = i_new_fill_image(src, matrixp, xoff, yoff, combine);
3321 OUTPUT:
3322 RETVAL
Image manipulation for perl