My Project: jpc_cs.h Source File

My Project 2.0.16 |

jpc_cs.h
1 /*
2 * Copyright (c) 1999-2000 Image Power, Inc. and the University of
3 * British Columbia.
4 * Copyright (c) 2001-2002 Michael David Adams.
5 * All rights reserved.
6 */
7
8 /* __START_OF_JASPER_LICENSE__
9 *
10 * JasPer License Version 2.0
11 *
12 * Copyright (c) 2001-2006 Michael David Adams
13 * Copyright (c) 1999-2000 Image Power, Inc.
14 * Copyright (c) 1999-2000 The University of British Columbia
15 *
16 * All rights reserved.
17 *
18 * Permission is hereby granted, free of charge, to any person (the
19 * "User") obtaining a copy of this software and associated documentation
20 * files (the "Software"), to deal in the Software without restriction,
21 * including without limitation the rights to use, copy, modify, merge,
22 * publish, distribute, and/or sell copies of the Software, and to permit
23 * persons to whom the Software is furnished to do so, subject to the
24 * following conditions:
25 *
26 * 1. The above copyright notices and this permission notice (which
27 * includes the disclaimer below) shall be included in all copies or
28 * substantial portions of the Software.
29 *
30 * 2. The name of a copyright holder shall not be used to endorse or
31 * promote products derived from the Software without specific prior
32 * written permission.
33 *
34 * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
35 * LICENSE. NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
36 * THIS DISCLAIMER. THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
37 * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
38 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
39 * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS. IN NO
40 * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
41 * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
42 * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
43 * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
44 * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. NO ASSURANCES ARE
45 * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
46 * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
47 * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
48 * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
49 * PROPERTY RIGHTS OR OTHERWISE. AS A CONDITION TO EXERCISING THE RIGHTS
50 * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
51 * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY. THE SOFTWARE
52 * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
53 * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
54 * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
55 * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
56 * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
57 * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
58 * RISK ACTIVITIES"). THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
59 * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
60 *
61 * __END_OF_JASPER_LICENSE__
62 */
63
64 /*
65 * JPEG-2000 Code Stream Library
66 *
67 * $Id$
68 */
69
70 #ifndef JPC_CS_H
71 #define JPC_CS_H
72
73 /******************************************************************************\
74 * Includes.
75 \******************************************************************************/
76
77 #include "jasper/jas_image.h"
78 #include "jasper/jas_stream.h"
79
80 #include "jpc_cod.h"
81
82 /******************************************************************************\
83 * Constants and Types.
84 \******************************************************************************/
85
86 /* The maximum number of resolution levels. */
87 #define JPC_MAXRLVLS 33
88
89 /* The maximum number of bands. */
90 #define JPC_MAXBANDS (3 * JPC_MAXRLVLS + 1)
91
92 /* The maximum number of layers. */
93 #define JPC_MAXLYRS 16384
94
95 /**************************************\
96 * Code stream.
97 \**************************************/
98
99 /*
100 * Code stream states.
101 */
102
103 /* Initial. */
104 #define JPC_CS_INIT 0
105 /* Main header. */
106 #define JPC_CS_MHDR 1
107 /* Tile-part header. */
108 #define JPC_CS_THDR 2
109 /* Main trailer. */
110 #define JPC_CS_MTLR 3
111 /* Tile-part data. */
112 #define JPC_CS_TDATA 4
113
114 /*
115 * Unfortunately, the code stream syntax was not designed in such a way that
116 * any given marker segment can be correctly decoded without additional state
117 * derived from previously decoded marker segments.
118 * For example, a RGN/COC/QCC marker segment cannot be decoded unless the
119 * number of components is known.
120 */
121
122 /*
123 * Code stream state information.
124 */
125
126 typedef struct {
127
128 /* The number of components. */
129 uint_fast16_t numcomps;
130
131 } jpc_cstate_t;
132
133 /**************************************\
134 * SOT marker segment parameters.
135 \**************************************/
136
137 typedef struct {
138
139 /* The tile number. */
140 uint_fast16_t tileno;
141
142 /* The combined length of the marker segment and its auxilary data
143 (i.e., packet data). */
144 uint_fast32_t len;
145
146 /* The tile-part instance. */
147 uint_fast8_t partno;
148
149 /* The number of tile-parts. */
150 uint_fast8_t numparts;
151
152 } jpc_sot_t;
153
154 /**************************************\
155 * SIZ marker segment parameters.
156 \**************************************/
157
158 /* Per component information. */
159
160 typedef struct {
161
162 /* The precision of the samples. */
163 uint_fast8_t prec;
164
165 /* The signedness of the samples. */
166 uint_fast8_t sgnd;
167
168 /* The horizontal separation of samples with respect to the reference
169 grid. */
170 uint_fast8_t hsamp;
171
172 /* The vertical separation of samples with respect to the reference
173 grid. */
174 uint_fast8_t vsamp;
175
176 } jpc_sizcomp_t;
177
178 /* SIZ marker segment parameters. */
179
180 typedef struct {
181
182 /* The code stream capabilities. */
183 uint_fast16_t caps;
184
185 /* The width of the image in units of the reference grid. */
186 uint_fast32_t width;
187
188 /* The height of the image in units of the reference grid. */
189 uint_fast32_t height;
190
191 /* The horizontal offset from the origin of the reference grid to the
192 left side of the image area. */
193 uint_fast32_t xoff;
194
195 /* The vertical offset from the origin of the reference grid to the
196 top side of the image area. */
197 uint_fast32_t yoff;
198
199 /* The nominal width of a tile in units of the reference grid. */
200 uint_fast32_t tilewidth;
201
202 /* The nominal height of a tile in units of the reference grid. */
203 uint_fast32_t tileheight;
204
205 /* The horizontal offset from the origin of the reference grid to the
206 left side of the first tile. */
207 uint_fast32_t tilexoff;
208
209 /* The vertical offset from the origin of the reference grid to the
210 top side of the first tile. */
211 uint_fast32_t tileyoff;
212
213 /* The number of components. */
214 uint_fast16_t numcomps;
215
216 /* The per-component information. */
217 jpc_sizcomp_t *comps;
218
219 } jpc_siz_t;
220
221 /**************************************\
222 * COD marker segment parameters.
223 \**************************************/
224
225 /*
226 * Coding style constants.
227 */
228
229 /* Precincts may be used. */
230 #define JPC_COX_PRT 0x01
231 /* SOP marker segments may be used. */
232 #define JPC_COD_SOP 0x02
233 /* EPH marker segments may be used. */
234 #define JPC_COD_EPH 0x04
235
236 /*
237 * Progression order constants.
238 */
239
240 /* Layer-resolution-component-precinct progressive
241 (i.e., progressive by fidelity). */
242 #define JPC_COD_LRCPPRG 0
243 /* Resolution-layer-component-precinct progressive
244 (i.e., progressive by resolution). */
245 #define JPC_COD_RLCPPRG 1
246 /* Resolution-precinct-component-layer progressive. */
247 #define JPC_COD_RPCLPRG 2
248 /* Precinct-component-resolution-layer progressive. */
249 #define JPC_COD_PCRLPRG 3
250 /* Component-position-resolution-layer progressive. */
251 #define JPC_COD_CPRLPRG 4
252
253 /*
254 * Code block style constants.
255 */
256
257 #define JPC_COX_LAZY 0x01 /* Selective arithmetic coding bypass. */
258 #define JPC_COX_RESET 0x02 /* Reset context probabilities. */
259 #define JPC_COX_TERMALL 0x04 /* Terminate all coding passes. */
260 #define JPC_COX_VSC 0x08 /* Vertical stripe causal context formation. */
261 #define JPC_COX_PTERM 0x10 /* Predictable termination. */
262 #define JPC_COX_SEGSYM 0x20 /* Use segmentation symbols. */
263
264 /* Transform constants. */
265 #define JPC_COX_INS 0x00 /* Irreversible 9/7. */
266 #define JPC_COX_RFT 0x01 /* Reversible 5/3. */
267
268 /* Multicomponent transform constants. */
269 #define JPC_COD_NOMCT 0x00 /* No multicomponent transform. */
270 #define JPC_COD_MCT 0x01 /* Multicomponent transform. */
271
272 /* Get the code block size value from the code block size exponent. */
273 #define JPC_COX_CBLKSIZEEXPN(x) ((x) - 2)
274 /* Get the code block size exponent from the code block size value. */
275 #define JPC_COX_GETCBLKSIZEEXPN(x) ((x) + 2)
276
277 /* Per resolution-level information. */
278
279 typedef struct {
280
281 /* The packet partition width. */
282 uint_fast8_t parwidthval;
283
284 /* The packet partition height. */
285 uint_fast8_t parheightval;
286
287 } jpc_coxrlvl_t;
288
289 /* Per component information. */
290
291 typedef struct {
292
293 /* The coding style. */
294 uint_fast8_t csty;
295
296 /* The number of decomposition levels. */
297 uint_fast8_t numdlvls;
298
299 /* The nominal code block width specifier. */
300 uint_fast8_t cblkwidthval;
301
302 /* The nominal code block height specifier. */
303 uint_fast8_t cblkheightval;
304
305 /* The style of coding passes. */
306 uint_fast8_t cblksty;
307
308 /* The QMFB employed. */
309 uint_fast8_t qmfbid;
310
311 /* The number of resolution levels. */
312 int numrlvls;
313
314 /* The per-resolution-level information. */
315 jpc_coxrlvl_t rlvls[JPC_MAXRLVLS];
316
317 } jpc_coxcp_t;
318
319 /* COD marker segment parameters. */
320
321 typedef struct {
322
323 /* The general coding style. */
324 uint_fast8_t csty;
325
326 /* The progression order. */
327 uint_fast8_t prg;
328
329 /* The number of layers. */
330 uint_fast16_t numlyrs;
331
332 /* The multicomponent transform. */
333 uint_fast8_t mctrans;
334
335 /* Component-related parameters. */
336 jpc_coxcp_t compparms;
337
338 } jpc_cod_t;
339
340 /* COC marker segment parameters. */
341
342 typedef struct {
343
344 /* The component number. */
345 uint_fast16_t compno;
346
347 /* Component-related parameters. */
348 jpc_coxcp_t compparms;
349
350 } jpc_coc_t;
351
352 /**************************************\
353 * RGN marker segment parameters.
354 \**************************************/
355
356 /* The maxshift ROI style. */
357 #define JPC_RGN_MAXSHIFT 0x00
358
359 typedef struct {
360
361 /* The component to which the marker applies. */
362 uint_fast16_t compno;
363
364 /* The ROI style. */
365 uint_fast8_t roisty;
366
367 /* The ROI shift value. */
368 uint_fast8_t roishift;
369
370 } jpc_rgn_t;
371
372 /**************************************\
373 * QCD/QCC marker segment parameters.
374 \**************************************/
375
376 /*
377 * Quantization style constants.
378 */
379
380 #define JPC_QCX_NOQNT 0 /* No quantization. */
381 #define JPC_QCX_SIQNT 1 /* Scalar quantization, implicit. */
382 #define JPC_QCX_SEQNT 2 /* Scalar quantization, explicit. */
383
384 /*
385 * Stepsize manipulation macros.
386 */
387
388 #define JPC_QCX_GETEXPN(x) ((x) >> 11)
389 #define JPC_QCX_GETMANT(x) ((x) & 0x07ff)
390 #define JPC_QCX_EXPN(x) (assert(!((x) & (~0x1f))), (((x) & 0x1f) << 11))
391 #define JPC_QCX_MANT(x) (assert(!((x) & (~0x7ff))), ((x) & 0x7ff))
392
393 /* Per component information. */
394
395 typedef struct {
396
397 /* The quantization style. */
398 uint_fast8_t qntsty;
399
400 /* The number of step sizes. */
401 int numstepsizes;
402
403 /* The step sizes. */
404 uint_fast16_t *stepsizes;
405
406 /* The number of guard bits. */
407 uint_fast8_t numguard;
408
409 } jpc_qcxcp_t;
410
411 /* QCC marker segment parameters. */
412
413 typedef struct {
414
415 /* The component associated with this marker segment. */
416 uint_fast16_t compno;
417
418 /* The parameters. */
419 jpc_qcxcp_t compparms;
420
421 } jpc_qcc_t;
422
423 /* QCD marker segment parameters. */
424
425 typedef struct {
426
427 /* The parameters. */
428 jpc_qcxcp_t compparms;
429
430 } jpc_qcd_t;
431
432 /**************************************\
433 * POD marker segment parameters.
434 \**************************************/
435
436 typedef struct {
437
438 /* The progression order. */
439 uint_fast8_t prgord;
440
441 /* The lower bound (inclusive) on the resolution level for the
442 progression order volume. */
443 uint_fast8_t rlvlnostart;
444
445 /* The upper bound (exclusive) on the resolution level for the
446 progression order volume. */
447 uint_fast8_t rlvlnoend;
448
449 /* The lower bound (inclusive) on the component for the progression
450 order volume. */
451 uint_fast16_t compnostart;
452
453 /* The upper bound (exclusive) on the component for the progression
454 order volume. */
455 uint_fast16_t compnoend;
456
457 /* The upper bound (exclusive) on the layer for the progression
458 order volume. */
459 uint_fast16_t lyrnoend;
460
461 } jpc_pocpchg_t;
462
463 /* An alias for the above type. */
464 typedef jpc_pocpchg_t jpc_pchg_t;
465
466 /* POC marker segment parameters. */
467
468 typedef struct {
469
470 /* The number of progression order changes. */
471 int numpchgs;
472
473 /* The per-progression-order-change information. */
474 jpc_pocpchg_t *pchgs;
475
476 } jpc_poc_t;
477
478 /**************************************\
479 * PPM/PPT marker segment parameters.
480 \**************************************/
481
482 /* PPM marker segment parameters. */
483
484 typedef struct {
485
486 /* The index. */
487 uint_fast8_t ind;
488
489 /* The length. */
490 uint_fast16_t len;
491
492 /* The data. */
493 jas_uchar *data;
494
495 } jpc_ppm_t;
496
497 /* PPT marker segment parameters. */
498
499 typedef struct {
500
501 /* The index. */
502 uint_fast8_t ind;
503
504 /* The length. */
505 uint_fast32_t len;
506
507 /* The data. */
508 unsigned char *data;
509
510 } jpc_ppt_t;
511
512 /**************************************\
513 * COM marker segment parameters.
514 \**************************************/
515
516 /*
517 * Registration IDs.
518 */
519
520 #define JPC_COM_BIN 0x00
521 #define JPC_COM_LATIN 0x01
522
523 typedef struct {
524
525 /* The registration ID. */
526 uint_fast16_t regid;
527
528 /* The length of the data in bytes. */
529 uint_fast16_t len;
530
531 /* The data. */
532 jas_uchar *data;
533
534 } jpc_com_t;
535
536 /**************************************\
537 * SOP marker segment parameters.
538 \**************************************/
539
540 typedef struct {
541
542 /* The sequence number. */
543 uint_fast16_t seqno;
544
545 } jpc_sop_t;
546
547 /**************************************\
548 * CRG marker segment parameters.
549 \**************************************/
550
551 /* Per component information. */
552
553 typedef struct {
554
555 /* The horizontal offset. */
556 uint_fast16_t hoff;
557
558 /* The vertical offset. */
559 uint_fast16_t voff;
560
561 } jpc_crgcomp_t;
562
563 typedef struct {
564
565 /* The number of components. */
566 int numcomps;
567
568 /* Per component information. */
569 jpc_crgcomp_t *comps;
570
571 } jpc_crg_t;
572
573 /**************************************\
574 * Marker segment parameters for unknown marker type.
575 \**************************************/
576
577 typedef struct {
578
579 /* The data. */
580 jas_uchar *data;
581
582 /* The length. */
583 uint_fast16_t len;
584
585 } jpc_unk_t;
586
587 /**************************************\
588 * Generic marker segment parameters.
589 \**************************************/
590
591 typedef union {
592 int soc; /* unused */
593 jpc_sot_t sot;
594 int sod; /* unused */
595 int eoc; /* unused */
596 jpc_siz_t siz;
597 jpc_cod_t cod;
598 jpc_coc_t coc;
599 jpc_rgn_t rgn;
600 jpc_qcd_t qcd;
601 jpc_qcc_t qcc;
602 jpc_poc_t poc;
603 /* jpc_plm_t plm; */
604 /* jpc_plt_t plt; */
605 jpc_ppm_t ppm;
606 jpc_ppt_t ppt;
607 jpc_sop_t sop;
608 int eph; /* unused */
609 jpc_com_t com;
610 jpc_crg_t crg;
611 jpc_unk_t unk;
612 } jpc_msparms_t;
613
614 /**************************************\
615 * Marker segment.
616 \**************************************/
617
618 /* Marker segment IDs. */
619
620 /* The smallest valid marker value. */
621 #define JPC_MS_MIN 0xff00
622
623 /* The largest valid marker value. */
624 #define JPC_MS_MAX 0xffff
625
626 /* The minimum marker value that cannot occur within packet data. */
627 #define JPC_MS_INMIN 0xff80
628 /* The maximum marker value that cannot occur within packet data. */
629 #define JPC_MS_INMAX 0xffff
630
631 /* Delimiting marker segments. */
632 #define JPC_MS_SOC 0xff4f /* Start of code stream (SOC). */
633 #define JPC_MS_SOT 0xff90 /* Start of tile-part (SOT). */
634 #define JPC_MS_SOD 0xff93 /* Start of data (SOD). */
635 #define JPC_MS_EOC 0xffd9 /* End of code stream (EOC). */
636
637 /* Fixed information marker segments. */
638 #define JPC_MS_SIZ 0xff51 /* Image and tile size (SIZ). */
639
640 /* Functional marker segments. */
641 #define JPC_MS_COD 0xff52 /* Coding style default (COD). */
642 #define JPC_MS_COC 0xff53 /* Coding style component (COC). */
643 #define JPC_MS_RGN 0xff5e /* Region of interest (RGN). */
644 #define JPC_MS_QCD 0xff5c /* Quantization default (QCD). */
645 #define JPC_MS_QCC 0xff5d /* Quantization component (QCC). */
646 #define JPC_MS_POC 0xff5f /* Progression order default (POC). */
647
648 /* Pointer marker segments. */
649 #define JPC_MS_TLM 0xff55 /* Tile-part lengths, main header (TLM). */
650 #define JPC_MS_PLM 0xff57 /* Packet length, main header (PLM). */
651 #define JPC_MS_PLT 0xff58 /* Packet length, tile-part header (PLT). */
652 #define JPC_MS_PPM 0xff60 /* Packed packet headers, main header (PPM). */
653 #define JPC_MS_PPT 0xff61 /* Packet packet headers, tile-part header (PPT). */
654
655 /* In bit stream marker segments. */
656 #define JPC_MS_SOP 0xff91 /* Start of packet (SOP). */
657 #define JPC_MS_EPH 0xff92 /* End of packet header (EPH). */
658
659 /* Informational marker segments. */
660 #define JPC_MS_CRG 0xff63 /* Component registration (CRG). */
661 #define JPC_MS_COM 0xff64 /* Comment (COM). */
662
663 /* Forward declaration. */
664 struct jpc_msops_s;
665
666 /* Generic marker segment class. */
667
668 typedef struct {
669
670 /* The type of marker segment. */
671 uint_fast16_t id;
672
673 /* The length of the marker segment. */
674 uint_fast16_t len;
675
676 /* The starting offset within the stream. */
677 uint_fast32_t off;
678
679 /* The parameters of the marker segment. */
680 jpc_msparms_t parms;
681
682 /* The marker segment operations. */
683 struct jpc_msops_s *ops;
684
685 } jpc_ms_t;
686
687 /* Marker segment operations (which depend on the marker segment type). */
688
689 typedef struct jpc_msops_s {
690
691 /* Destroy the marker segment parameters. */
692 void (*destroyparms)(jpc_ms_t *ms);
693
694 /* Get the marker segment parameters from a stream. */
695 int (*getparms)(jpc_ms_t *ms, jpc_cstate_t *cstate, jas_stream_t *in);
696
697 /* Put the marker segment parameters to a stream. */
698 int (*putparms)(jpc_ms_t *ms, jpc_cstate_t *cstate, jas_stream_t *out);
699
700 /* Dump the marker segment parameters (for debugging). */
701 int (*dumpparms)(jpc_ms_t *ms, FILE *out);
702
703 } jpc_msops_t;
704
705 /******************************************************************************\
706 * Macros/Functions.
707 \******************************************************************************/
708
709 /* Create a code-stream state object. */
710 jpc_cstate_t *jpc_cstate_create(void);
711
712 /* Destroy a code-stream state object. */
713 void jpc_cstate_destroy(jpc_cstate_t *cstate);
714
715 /* Create a marker segment. */
716 jpc_ms_t *jpc_ms_create(int type);
717
718 /* Destroy a marker segment. */
719 void jpc_ms_destroy(jpc_ms_t *ms);
720
721 /* Does a marker segment have parameters? */
722 #define JPC_MS_HASPARMS(x) \
723 (!((x) == JPC_MS_SOC || (x) == JPC_MS_SOD || (x) == JPC_MS_EOC || \
724 (x) == JPC_MS_EPH || ((x) >= 0xff30 && (x) <= 0xff3f)))
725
726 /* Get the marker segment type. */
727 #define jpc_ms_gettype(ms) \
728 ((ms)->id)
729
730 /* Read a marker segment from a stream. */
731 jpc_ms_t *jpc_getms(jas_stream_t *in, jpc_cstate_t *cstate);
732
733 /* Write a marker segment to a stream. */
734 int jpc_putms(jas_stream_t *out, jpc_cstate_t *cstate, jpc_ms_t *ms);
735
736 /* Copy code stream data from one stream to another. */
737 int jpc_getdata(jas_stream_t *in, jas_stream_t *out, long n);
738
739 /* Copy code stream data from one stream to another. */
740 int jpc_putdata(jas_stream_t *out, jas_stream_t *in, long n);
741
742 /* Dump a marker segment (for debugging). */
743 void jpc_ms_dump(jpc_ms_t *ms, FILE *out);
744
745 /* Read a 8-bit unsigned integer from a stream. */
746 int jpc_getuint8(jas_stream_t *in, uint_fast8_t *val);
747
748 /* Read a 16-bit unsigned integer from a stream. */
749 int jpc_getuint16(jas_stream_t *in, uint_fast16_t *val);
750
751 /* Read a 32-bit unsigned integer from a stream. */
752 int jpc_getuint32(jas_stream_t *in, uint_fast32_t *val);
753
754 /* Write a 8-bit unsigned integer to a stream. */
755 int jpc_putuint8(jas_stream_t *out, uint_fast8_t val);
756
757 /* Write a 16-bit unsigned integer to a stream. */
758 int jpc_putuint16(jas_stream_t *out, uint_fast16_t val);
759
760 /* Write a 32-bit unsigned integer to a stream. */
761 int jpc_putuint32(jas_stream_t *out, uint_fast32_t val);
762
763 #endif