| 1 | #include "EXTERN.h" |
1 | #include "EXTERN.h" |
| 2 | #include "perl.h" |
2 | #include "perl.h" |
| 3 | #include "XSUB.h" |
3 | #include "XSUB.h" |
| 4 | |
4 | |
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5 | #include <string.h> |
| 5 | #include <setjmp.h> |
6 | #include <setjmp.h> |
| 6 | |
7 | |
| 7 | #include <jpeglib.h> |
8 | #include <jpeglib.h> |
| 8 | #include <gdk-pixbuf/gdk-pixbuf.h> |
9 | #include <gdk-pixbuf/gdk-pixbuf.h> |
| 9 | |
10 | |
| … | |
… | |
| 268 | |
269 | |
| 269 | ############################################################################# |
270 | ############################################################################# |
| 270 | |
271 | |
| 271 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::Schnauzer |
272 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::Schnauzer |
| 272 | |
273 | |
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274 | SV * |
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275 | foldcase (SV *pathsv) |
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276 | PROTOTYPE: $ |
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277 | CODE: |
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278 | { |
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279 | STRLEN plen; |
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280 | U8 *path = SvPVutf8 (pathsv, plen); |
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281 | U8 *pend = path + plen; |
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282 | U8 dst [plen * 6 * 3], *dstp = dst; |
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283 | |
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284 | while (path < pend) |
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285 | { |
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286 | U8 ch = *path; |
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287 | |
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288 | if (ch >= 'a' && ch <= 'z') |
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289 | *dstp++ = *path++; |
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290 | else if (ch >= '0' && ch <= '9') |
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291 | { |
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292 | STRLEN el, nl = 0; |
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293 | while (*path >= '0' && *path <= '9' && path < pend) |
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294 | path++, nl++; |
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295 | |
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296 | for (el = nl; el < 6; el++) |
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297 | *dstp++ = '0'; |
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298 | |
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299 | memcpy (dstp, path - nl, nl); |
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300 | dstp += nl; |
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301 | } |
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302 | else |
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303 | { |
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304 | STRLEN cl; |
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305 | to_utf8_fold (path, dstp, &cl); |
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306 | dstp += cl; |
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307 | path += is_utf8_char (path); |
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308 | } |
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309 | } |
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310 | |
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311 | RETVAL = newSVpvn (dst, dstp - dst); |
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312 | } |
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313 | OUTPUT: |
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314 | RETVAL |
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315 | |
| 273 | GdkPixbuf_noinc * |
316 | GdkPixbuf_noinc * |
| 274 | p7_to_pb (int w, int h, guchar *src) |
317 | p7_to_pb (int w, int h, guchar *src) |
| 275 | CODE: |
318 | CODE: |
| 276 | { |
319 | { |
| 277 | int x, y; |
320 | int x, y; |
| … | |
… | |
| 351 | } |
394 | } |
| 352 | } |
395 | } |
| 353 | OUTPUT: |
396 | OUTPUT: |
| 354 | RETVAL |
397 | RETVAL |
| 355 | |
398 | |
| 356 | SV * |
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| 357 | make_histogram (SV *ar) |
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| 358 | CODE: |
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| 359 | { |
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| 360 | int i; |
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| 361 | AV *av, *result; |
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| 362 | |
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| 363 | if (!SvROK (ar) || SvTYPE (SvRV (ar)) != SVt_PVAV) |
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| 364 | croak ("Not an array ref as first argument to make_histogram"); |
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| 365 | |
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| 366 | av = (AV *) SvRV (ar); |
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| 367 | result = newAV (); |
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| 368 | |
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| 369 | for (i = 0; i <= av_len (av); ++i) |
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| 370 | { |
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| 371 | const int HISTSIZE = 64; |
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| 372 | |
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| 373 | int j; |
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| 374 | SV *sv = *av_fetch (av, i, 1); |
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| 375 | STRLEN len; |
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| 376 | char *buf = SvPVbyte (sv, len); |
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| 377 | |
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| 378 | int tmphist[HISTSIZE]; |
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| 379 | float *hist; |
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| 380 | |
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| 381 | SV *histsv = newSV (HISTSIZE * sizeof (float) + 1); |
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| 382 | SvPOK_on (histsv); |
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| 383 | SvCUR_set (histsv, HISTSIZE * sizeof (float)); |
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| 384 | hist = (float *)SvPVX (histsv); |
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| 385 | |
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| 386 | Zero (tmphist, sizeof (tmphist), char); |
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| 387 | |
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| 388 | for (j = len; j--; ) |
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| 389 | { |
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| 390 | unsigned int idx |
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| 391 | = ((*buf & 0xc0) >> 2) |
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| 392 | | ((*buf & 0x18) >> 1) |
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| 393 | | (*buf & 0x03); |
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| 394 | |
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| 395 | ++tmphist[idx]; |
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| 396 | ++buf; |
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| 397 | } |
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| 398 | |
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| 399 | for (j = 0; j < HISTSIZE; ++j) |
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| 400 | hist[j] = (float)tmphist[j] / (len + 1e-30); |
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| 401 | |
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| 402 | av_push (result, histsv); |
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| 403 | } |
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| 404 | |
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| 405 | RETVAL = newRV_noinc ((SV *)result); |
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| 406 | } |
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| 407 | OUTPUT: |
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| 408 | RETVAL |
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| 409 | |
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| 410 | ############################################################################# |
399 | ############################################################################# |
| 411 | |
400 | |
| 412 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
401 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::PostScript |
| 413 | |
402 | |
| 414 | void |
403 | void |
| … | |
… | |
| 537 | } |
526 | } |
| 538 | } |
527 | } |
| 539 | OUTPUT: |
528 | OUTPUT: |
| 540 | RETVAL |
529 | RETVAL |
| 541 | |
530 | |
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531 | ############################################################################# |
| 542 | |
532 | |
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533 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV::Plugin::RCluster |
| 543 | |
534 | |
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535 | SV * |
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536 | make_histograms (SV *ar) |
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537 | CODE: |
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538 | { |
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539 | int i; |
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540 | AV *av, *result; |
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541 | |
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542 | if (!SvROK (ar) || SvTYPE (SvRV (ar)) != SVt_PVAV) |
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543 | croak ("Not an array ref as first argument to make_histogram"); |
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544 | |
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545 | av = (AV *) SvRV (ar); |
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546 | result = newAV (); |
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547 | |
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548 | for (i = 0; i <= av_len (av); ++i) |
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549 | { |
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550 | const int HISTSIZE = 64; |
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551 | |
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552 | int j; |
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553 | SV *sv = *av_fetch (av, i, 1); |
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554 | STRLEN len; |
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555 | char *buf = SvPVbyte (sv, len); |
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556 | |
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557 | int tmphist[HISTSIZE]; |
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558 | float *hist; |
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559 | |
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560 | SV *histsv = newSV (HISTSIZE * sizeof (float) + 1); |
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561 | SvPOK_on (histsv); |
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562 | SvCUR_set (histsv, HISTSIZE * sizeof (float)); |
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563 | hist = (float *)SvPVX (histsv); |
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564 | |
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565 | Zero (tmphist, sizeof (tmphist), char); |
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566 | |
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567 | for (j = len; j--; ) |
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568 | { |
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569 | unsigned int idx |
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570 | = ((*buf & 0xc0) >> 2) |
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571 | | ((*buf & 0x18) >> 1) |
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572 | | (*buf & 0x03); |
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573 | |
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574 | ++tmphist[idx]; |
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575 | ++buf; |
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576 | } |
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577 | |
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578 | for (j = 0; j < HISTSIZE; ++j) |
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579 | hist[j] = (float)tmphist[j] / (len + 1e-30); |
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580 | |
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581 | av_push (result, histsv); |
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582 | } |
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583 | |
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584 | RETVAL = newRV_noinc ((SV *)result); |
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585 | } |
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586 | OUTPUT: |
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587 | RETVAL |
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588 | |
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589 | |
