… | |
… | |
24 | #if WEBP |
24 | #if WEBP |
25 | #include <webp/demux.h> |
25 | #include <webp/demux.h> |
26 | #include <webp/decode.h> |
26 | #include <webp/decode.h> |
27 | #endif |
27 | #endif |
28 | |
28 | |
|
|
29 | #if JXL |
|
|
30 | #include <jxl/decode.h> |
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|
31 | #include "jxl/thread_parallel_runner.h" |
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|
32 | #endif |
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|
33 | |
29 | #include "perlmulticore.h" |
34 | #include "perlmulticore.h" |
30 | |
35 | |
31 | #define IW 80 /* MUST match Schnauzer.pm! */ |
36 | #define IW 80 /* MUST match Schnauzer.pm! */ |
32 | #define IH 60 /* MUST match Schnauzer.pm! */ |
37 | #define IH 60 /* MUST match Schnauzer.pm! */ |
33 | |
|
|
34 | #define RAND (seed = (seed + 7141) * 54773 % 134456) |
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|
35 | |
38 | |
36 | #define LINELENGTH 240 |
39 | #define LINELENGTH 240 |
37 | |
40 | |
38 | #define ELLIPSIS "\xe2\x80\xa6" |
41 | #define ELLIPSIS "\xe2\x80\xa6" |
39 | |
42 | |
… | |
… | |
213 | { |
216 | { |
214 | } |
217 | } |
215 | |
218 | |
216 | static boolean cv_ms_fill (j_decompress_ptr cinfo) |
219 | static boolean cv_ms_fill (j_decompress_ptr cinfo) |
217 | { |
220 | { |
218 | ERREXIT (cinfo, JERR_INPUT_EMPTY); |
221 | // unexpected EOF, warn and generate fake EOI marker |
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222 | |
|
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223 | WARNMS (cinfo, JWRN_JPEG_EOF); |
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224 | |
|
|
225 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *)cinfo->src; |
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226 | |
|
|
227 | static const JOCTET eoi[] = { 0xFF, JPEG_EOI }; |
|
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228 | |
|
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229 | src->next_input_byte = eoi; |
|
|
230 | src->bytes_in_buffer = sizeof (eoi); |
219 | |
231 | |
220 | return TRUE; |
232 | return TRUE; |
221 | } |
233 | } |
222 | |
234 | |
223 | static void cv_ms_skip (j_decompress_ptr cinfo, long num_bytes) |
235 | static void cv_ms_skip (j_decompress_ptr cinfo, long num_bytes) |
224 | { |
236 | { |
225 | if (num_bytes > 0) |
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226 | { |
|
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227 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *)cinfo->src; |
237 | struct jpeg_source_mgr *src = (struct jpeg_source_mgr *)cinfo->src; |
228 | |
238 | |
229 | src->next_input_byte += num_bytes; |
239 | src->next_input_byte += num_bytes; |
230 | src->bytes_in_buffer -= num_bytes; |
240 | src->bytes_in_buffer -= num_bytes; |
231 | } |
|
|
232 | } |
241 | } |
233 | |
242 | |
234 | static void cv_jpeg_mem_src (j_decompress_ptr cinfo, void *buf, size_t buflen) |
243 | static void cv_jpeg_mem_src (j_decompress_ptr cinfo, void *buf, size_t buflen) |
235 | { |
244 | { |
236 | struct jpeg_source_mgr *src; |
245 | struct jpeg_source_mgr *src; |
… | |
… | |
247 | src->skip_input_data = cv_ms_skip; |
256 | src->skip_input_data = cv_ms_skip; |
248 | src->resync_to_restart = jpeg_resync_to_restart; |
257 | src->resync_to_restart = jpeg_resync_to_restart; |
249 | src->term_source = cv_ms_term; |
258 | src->term_source = cv_ms_term; |
250 | src->next_input_byte = (JOCTET *)buf; |
259 | src->next_input_byte = (JOCTET *)buf; |
251 | src->bytes_in_buffer = buflen; |
260 | src->bytes_in_buffer = buflen; |
|
|
261 | } |
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262 | |
|
|
263 | ///////////////////////////////////////////////////////////////////////////// |
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264 | |
|
|
265 | /* great, the jpeg-xl reference implementaton requires us to parse bmff files */ |
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266 | |
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|
267 | struct bmff_box |
|
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268 | { |
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269 | char type[4]; |
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|
270 | const uint8_t *ptr; |
|
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271 | size_t size; |
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|
272 | }; |
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273 | |
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|
274 | static int |
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275 | bmff_parse_box (struct bmff_box *box, const uint8_t **next_in, size_t *avail_in) |
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276 | { |
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277 | if (*avail_in < 8) |
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278 | return 0; |
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279 | |
|
|
280 | box->size = ((*next_in)[0] << 24) |
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281 | | ((*next_in)[1] << 16) |
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282 | | ((*next_in)[2] << 8) |
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283 | | ((*next_in)[3] ); |
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284 | |
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285 | if (box->size < 8) |
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286 | return 0; |
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287 | |
|
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288 | if (*avail_in < box->size) |
|
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289 | return 0; |
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290 | |
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291 | memcpy (box->type, *next_in + 4, 4); |
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292 | box->ptr = *next_in + 8; |
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293 | |
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294 | *next_in += box->size; |
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295 | *avail_in -= box->size; |
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296 | |
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297 | box->size -= 8; |
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298 | |
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299 | return 1; |
252 | } |
300 | } |
253 | |
301 | |
254 | ///////////////////////////////////////////////////////////////////////////// |
302 | ///////////////////////////////////////////////////////////////////////////// |
255 | |
303 | |
256 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
304 | MODULE = Gtk2::CV PACKAGE = Gtk2::CV |
… | |
… | |
369 | filetype (SV *image_data) |
417 | filetype (SV *image_data) |
370 | CODE: |
418 | CODE: |
371 | { |
419 | { |
372 | STRLEN data_len; |
420 | STRLEN data_len; |
373 | U8 *data = SvPVbyte (image_data, data_len); |
421 | U8 *data = SvPVbyte (image_data, data_len); |
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|
422 | static const unsigned char jxl_header[] = { |
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423 | 0, 0, 0, 0x0c, 0x4a, 0x58, 0x4c, 0x20, |
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424 | 0x0d, 0xa, 0x87, 0x0a, 0, 0, 0, 0x14, |
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|
425 | 0x66, 0x74, 0x79, 0x70, 0x6a, 0x78, 0x6c, 0x20, |
|
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426 | 0, 0, 0, 0, 0x6a, 0x78, 0x6c, 0x20, |
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427 | }; |
374 | |
428 | |
375 | if (data_len >= 20 |
429 | if (data_len >= 20 |
376 | && data[0] == 0xff |
430 | && data[0] == 0xff |
377 | && data[1] == 0xd8 |
431 | && data[1] == 0xd8 |
378 | && data[2] == 0xff) |
432 | && data[2] == 0xff) |
379 | RETVAL = "jpg"; |
433 | RETVAL = "image/jpeg"; |
380 | else if (data_len >= 12 |
434 | else if (data_len >= 12 |
381 | && data[ 0] == (U8)'R' |
435 | && data[ 0] == (U8)'R' |
382 | && data[ 1] == (U8)'I' |
436 | && data[ 1] == (U8)'I' |
383 | && data[ 2] == (U8)'F' |
437 | && data[ 2] == (U8)'F' |
384 | && data[ 3] == (U8)'F' |
438 | && data[ 3] == (U8)'F' |
385 | && data[ 8] == (U8)'W' |
439 | && data[ 8] == (U8)'W' |
386 | && data[ 9] == (U8)'E' |
440 | && data[ 9] == (U8)'E' |
387 | && data[10] == (U8)'B' |
441 | && data[10] == (U8)'B' |
388 | && data[11] == (U8)'P') |
442 | && data[11] == (U8)'P') |
389 | RETVAL = "webp"; |
443 | RETVAL = "image/webp"; |
390 | else if (data_len >= 16 |
444 | else if (data_len >= 16 |
391 | && data[ 0] == 0x89 |
445 | && data[ 0] == 0x89 |
392 | && data[ 1] == (U8)'P' |
446 | && data[ 1] == (U8)'P' |
393 | && data[ 2] == (U8)'N' |
447 | && data[ 2] == (U8)'N' |
394 | && data[ 3] == (U8)'G' |
448 | && data[ 3] == (U8)'G' |
395 | && data[ 4] == 0x0d |
449 | && data[ 4] == 0x0d |
396 | && data[ 5] == 0x0a |
450 | && data[ 5] == 0x0a |
397 | && data[ 6] == 0x1a |
451 | && data[ 6] == 0x1a |
398 | && data[ 7] == 0x0a) |
452 | && data[ 7] == 0x0a) |
399 | RETVAL = "png"; |
453 | RETVAL = "image/png"; |
|
|
454 | else if (data_len >= sizeof (jxl_header) && memcmp (data, jxl_header, sizeof (jxl_header)) == 0) |
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|
455 | RETVAL = "image/jxl"; |
400 | else |
456 | else |
401 | RETVAL = "other"; |
457 | XSRETURN_UNDEF; |
402 | } |
458 | } |
403 | OUTPUT: |
459 | OUTPUT: |
404 | RETVAL |
460 | RETVAL |
405 | |
461 | |
406 | GdkPixbuf_noinc * |
462 | GdkPixbuf_noinc * |
… | |
… | |
491 | } |
547 | } |
492 | OUTPUT: |
548 | OUTPUT: |
493 | RETVAL |
549 | RETVAL |
494 | |
550 | |
495 | GdkPixbuf_noinc * |
551 | GdkPixbuf_noinc * |
|
|
552 | decode_jxl (SV *image_data, int thumbnail = 0, int iw = 0, int ih = 0) |
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553 | CODE: |
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554 | { |
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555 | #if JXL |
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556 | JxlDecoder *dec = JxlDecoderCreate (0); |
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557 | JxlBasicInfo info; |
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558 | const uint8_t *next_in = (uint8_t *)SvPVbyte_nolen (image_data); |
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559 | size_t avail_in = SvCUR (image_data); |
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560 | const char *error = 0; |
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561 | void *runner = 0; |
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562 | struct bmff_box box; |
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563 | |
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564 | perlinterp_release (); |
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565 | |
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|
566 | RETVAL = 0; |
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567 | |
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|
568 | error = "JxlDecoderCreate failed"; |
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569 | if (!dec) |
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570 | goto done; |
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571 | |
|
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572 | runner = JxlThreadParallelRunnerCreate (0, JxlThreadParallelRunnerDefaultNumWorkerThreads ()); |
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573 | |
|
|
574 | error = "JxlDecoderSetParallelRunner failed"; |
|
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575 | if (JxlDecoderSetParallelRunner (dec, JxlThreadParallelRunner, runner) != JXL_DEC_SUCCESS) |
|
|
576 | goto done; |
|
|
577 | |
|
|
578 | error = "JxlDecoderSubscribeEvents failed"; |
|
|
579 | if (JxlDecoderSubscribeEvents (dec, JXL_DEC_FULL_IMAGE | JXL_DEC_BASIC_INFO) != JXL_DEC_SUCCESS) |
|
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580 | goto done; |
|
|
581 | |
|
|
582 | error = "JxlDecoderSetInput failed"; |
|
|
583 | if (JxlDecoderSetInput (dec, next_in, avail_in) != JXL_DEC_SUCCESS) |
|
|
584 | goto done; |
|
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585 | |
|
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586 | for (;;) |
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587 | { |
|
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588 | JxlDecoderStatus status = JxlDecoderProcessInput (dec); |
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589 | |
|
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590 | printf ("status %d\n",status); |
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591 | |
|
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592 | switch (status) |
|
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593 | { |
|
|
594 | case JXL_DEC_ERROR: |
|
|
595 | error = "JxlDecoderProcessInput failed"; |
|
|
596 | goto done; |
|
|
597 | |
|
|
598 | case JXL_DEC_NEED_MORE_INPUT: |
|
|
599 | error = "incomplete file"; |
|
|
600 | goto done; |
|
|
601 | |
|
|
602 | case JXL_DEC_SUCCESS: |
|
|
603 | goto done; |
|
|
604 | |
|
|
605 | case JXL_DEC_NEED_IMAGE_OUT_BUFFER: |
|
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606 | { |
|
|
607 | error = "JxlDecoderGetBasicInfo failed"; |
|
|
608 | if (JxlDecoderGetBasicInfo (dec, &info) != JXL_DEC_SUCCESS) |
|
|
609 | goto done; |
|
|
610 | |
|
|
611 | RETVAL = gdk_pixbuf_new (GDK_COLORSPACE_RGB, !!info.alpha_bits, 8, info.xsize, info.ysize); |
|
|
612 | error = "unable to allocate pixbuf"; |
|
|
613 | if (!RETVAL) |
|
|
614 | goto done; |
|
|
615 | |
|
|
616 | JxlPixelFormat format = { |
|
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617 | info.alpha_bits ? 4 : 3, |
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618 | JXL_TYPE_UINT8, |
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619 | JXL_NATIVE_ENDIAN, |
|
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620 | gdk_pixbuf_get_rowstride (RETVAL) |
|
|
621 | }; |
|
|
622 | |
|
|
623 | error = "JxlDecoderSetImageOutBuffer failed"; |
|
|
624 | if (JxlDecoderSetImageOutBuffer ( |
|
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625 | dec, |
|
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626 | &format, |
|
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627 | gdk_pixbuf_get_pixels (RETVAL), |
|
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628 | gdk_pixbuf_get_byte_length (RETVAL) |
|
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629 | ) != JXL_DEC_SUCCESS) |
|
|
630 | goto done; |
|
|
631 | } |
|
|
632 | break; |
|
|
633 | |
|
|
634 | default: |
|
|
635 | error = "unexpected event"; |
|
|
636 | goto done; |
|
|
637 | } |
|
|
638 | } |
|
|
639 | |
|
|
640 | done: |
|
|
641 | if (dec) |
|
|
642 | JxlDecoderDestroy (dec); |
|
|
643 | |
|
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644 | if (runner) |
|
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645 | JxlThreadParallelRunnerDestroy (runner); |
|
|
646 | |
|
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647 | perlinterp_acquire (); |
|
|
648 | |
|
|
649 | if (error) |
|
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650 | { |
|
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651 | if (RETVAL) |
|
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652 | g_object_unref (RETVAL); |
|
|
653 | |
|
|
654 | croak ("load_jxl: %s", error); |
|
|
655 | } |
|
|
656 | #else |
|
|
657 | croak ("load_jxl: jpeg-xl not enabled at compile time"); |
|
|
658 | #endif |
|
|
659 | } |
|
|
660 | OUTPUT: |
|
|
661 | RETVAL |
|
|
662 | |
|
|
663 | GdkPixbuf_noinc * |
496 | decode_jpeg (SV *image_data, int thumbnail = 0, int iw = 0, int ih = 0) |
664 | decode_jpeg (SV *image_data, int thumbnail = 0, int iw = 0, int ih = 0) |
497 | CODE: |
665 | CODE: |
498 | { |
666 | { |
499 | struct jpeg_decompress_struct cinfo; |
667 | struct jpeg_decompress_struct cinfo; |
500 | struct jpg_err_mgr jerr; |
668 | struct jpg_err_mgr jerr; |
… | |
… | |
520 | g_object_unref ((gpointer)pb); |
688 | g_object_unref ((gpointer)pb); |
521 | |
689 | |
522 | perlinterp_acquire (); |
690 | perlinterp_acquire (); |
523 | XSRETURN_UNDEF; |
691 | XSRETURN_UNDEF; |
524 | } |
692 | } |
|
|
693 | |
|
|
694 | if (!data_len) |
|
|
695 | longjmp (jerr.setjmp_buffer, 4); |
525 | |
696 | |
526 | jpeg_create_decompress (&cinfo); |
697 | jpeg_create_decompress (&cinfo); |
527 | cv_jpeg_mem_src (&cinfo, data, data_len); |
698 | cv_jpeg_mem_src (&cinfo, data, data_len); |
528 | |
699 | |
529 | jpeg_read_header (&cinfo, TRUE); |
700 | jpeg_read_header (&cinfo, TRUE); |