317 lines
		
	
	
		
			9.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			317 lines
		
	
	
		
			9.1 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /*
 | |
|  * Copyright (c) 1999-2000 Image Power, Inc. and the University of
 | |
|  *   British Columbia.
 | |
|  * Copyright (c) 2001-2002 Michael David Adams.
 | |
|  * All rights reserved.
 | |
|  */
 | |
| 
 | |
| /*
 | |
|  * Modified by Andrey Kiselev <dron@remotesensing.org> to handle UUID
 | |
|  * box properly.
 | |
|  */
 | |
| 
 | |
| /* __START_OF_JASPER_LICENSE__
 | |
|  *
 | |
|  * JasPer License Version 2.0
 | |
|  *
 | |
|  * Copyright (c) 2001-2006 Michael David Adams
 | |
|  * Copyright (c) 1999-2000 Image Power, Inc.
 | |
|  * Copyright (c) 1999-2000 The University of British Columbia
 | |
|  *
 | |
|  * All rights reserved.
 | |
|  *
 | |
|  * Permission is hereby granted, free of charge, to any person (the
 | |
|  * "User") obtaining a copy of this software and associated documentation
 | |
|  * files (the "Software"), to deal in the Software without restriction,
 | |
|  * including without limitation the rights to use, copy, modify, merge,
 | |
|  * publish, distribute, and/or sell copies of the Software, and to permit
 | |
|  * persons to whom the Software is furnished to do so, subject to the
 | |
|  * following conditions:
 | |
|  *
 | |
|  * 1.  The above copyright notices and this permission notice (which
 | |
|  * includes the disclaimer below) shall be included in all copies or
 | |
|  * substantial portions of the Software.
 | |
|  *
 | |
|  * 2.  The name of a copyright holder shall not be used to endorse or
 | |
|  * promote products derived from the Software without specific prior
 | |
|  * written permission.
 | |
|  *
 | |
|  * THIS DISCLAIMER OF WARRANTY CONSTITUTES AN ESSENTIAL PART OF THIS
 | |
|  * LICENSE.  NO USE OF THE SOFTWARE IS AUTHORIZED HEREUNDER EXCEPT UNDER
 | |
|  * THIS DISCLAIMER.  THE SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS
 | |
|  * "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
 | |
|  * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
 | |
|  * PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY RIGHTS.  IN NO
 | |
|  * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL
 | |
|  * INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING
 | |
|  * FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
 | |
|  * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
 | |
|  * WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.  NO ASSURANCES ARE
 | |
|  * PROVIDED BY THE COPYRIGHT HOLDERS THAT THE SOFTWARE DOES NOT INFRINGE
 | |
|  * THE PATENT OR OTHER INTELLECTUAL PROPERTY RIGHTS OF ANY OTHER ENTITY.
 | |
|  * EACH COPYRIGHT HOLDER DISCLAIMS ANY LIABILITY TO THE USER FOR CLAIMS
 | |
|  * BROUGHT BY ANY OTHER ENTITY BASED ON INFRINGEMENT OF INTELLECTUAL
 | |
|  * PROPERTY RIGHTS OR OTHERWISE.  AS A CONDITION TO EXERCISING THE RIGHTS
 | |
|  * GRANTED HEREUNDER, EACH USER HEREBY ASSUMES SOLE RESPONSIBILITY TO SECURE
 | |
|  * ANY OTHER INTELLECTUAL PROPERTY RIGHTS NEEDED, IF ANY.  THE SOFTWARE
 | |
|  * IS NOT FAULT-TOLERANT AND IS NOT INTENDED FOR USE IN MISSION-CRITICAL
 | |
|  * SYSTEMS, SUCH AS THOSE USED IN THE OPERATION OF NUCLEAR FACILITIES,
 | |
|  * AIRCRAFT NAVIGATION OR COMMUNICATION SYSTEMS, AIR TRAFFIC CONTROL
 | |
|  * SYSTEMS, DIRECT LIFE SUPPORT MACHINES, OR WEAPONS SYSTEMS, IN WHICH
 | |
|  * THE FAILURE OF THE SOFTWARE OR SYSTEM COULD LEAD DIRECTLY TO DEATH,
 | |
|  * PERSONAL INJURY, OR SEVERE PHYSICAL OR ENVIRONMENTAL DAMAGE ("HIGH
 | |
|  * RISK ACTIVITIES").  THE COPYRIGHT HOLDERS SPECIFICALLY DISCLAIM ANY
 | |
|  * EXPRESS OR IMPLIED WARRANTY OF FITNESS FOR HIGH RISK ACTIVITIES.
 | |
|  *
 | |
|  * __END_OF_JASPER_LICENSE__
 | |
|  */
 | |
| 
 | |
| /*
 | |
|  * JP2 Library
 | |
|  *
 | |
|  * $Id: jp2_cod.h,v 1.2 2008-05-26 09:40:52 vp153 Exp $
 | |
|  */
 | |
| 
 | |
| #ifndef JP2_COD_H
 | |
| #define JP2_COD_H
 | |
| 
 | |
| /******************************************************************************\
 | |
| * Includes.
 | |
| \******************************************************************************/
 | |
| 
 | |
| #include "jasper/jas_types.h"
 | |
| 
 | |
| /******************************************************************************\
 | |
| * Macros.
 | |
| \******************************************************************************/
 | |
| 
 | |
| #define	JP2_SPTOBPC(s, p) \
 | |
|     ((((p) - 1) & 0x7f) | (((s) & 1) << 7))
 | |
| 
 | |
| /******************************************************************************\
 | |
| * Box class.
 | |
| \******************************************************************************/
 | |
| 
 | |
| #define	JP2_BOX_HDRLEN(ext) ((ext) ? 16 : 8)
 | |
| 
 | |
| /* Box types. */
 | |
| #define	JP2_BOX_JP		0x6a502020	/* Signature */
 | |
| #define JP2_BOX_FTYP	0x66747970	/* File Type */
 | |
| #define	JP2_BOX_JP2H	0x6a703268	/* JP2 Header */
 | |
| #define	JP2_BOX_IHDR	0x69686472	/* Image Header */
 | |
| #define	JP2_BOX_BPCC	0x62706363	/* Bits Per Component */
 | |
| #define	JP2_BOX_COLR	0x636f6c72	/* Color Specification */
 | |
| #define	JP2_BOX_PCLR	0x70636c72	/* Palette */
 | |
| #define	JP2_BOX_CMAP	0x636d6170	/* Component Mapping */
 | |
| #define	JP2_BOX_CDEF	0x63646566	/* Channel Definition */
 | |
| #define	JP2_BOX_RES		0x72657320	/* Resolution */
 | |
| #define	JP2_BOX_RESC	0x72657363	/* Capture Resolution */
 | |
| #define	JP2_BOX_RESD	0x72657364	/* Default Display Resolution */
 | |
| #define	JP2_BOX_JP2C	0x6a703263	/* Contiguous Code Stream */
 | |
| #define	JP2_BOX_JP2I	0x6a703269	/* Intellectual Property */
 | |
| #define	JP2_BOX_XML		0x786d6c20	/* XML */
 | |
| #define	JP2_BOX_UUID	0x75756964	/* UUID */
 | |
| #define	JP2_BOX_UINF	0x75696e66	/* UUID Info */
 | |
| #define	JP2_BOX_ULST	0x75637374	/* UUID List */
 | |
| #define	JP2_BOX_URL		0x75726c20	/* URL */
 | |
| 
 | |
| #define	JP2_BOX_SUPER	0x01
 | |
| #define	JP2_BOX_NODATA	0x02
 | |
| 
 | |
| /* JP box data. */
 | |
| 
 | |
| #define	JP2_JP_MAGIC	0x0d0a870a
 | |
| #define	JP2_JP_LEN		12
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast32_t magic;
 | |
| } jp2_jp_t;
 | |
| 
 | |
| /* FTYP box data. */
 | |
| 
 | |
| #define	JP2_FTYP_MAXCOMPATCODES	32
 | |
| #define	JP2_FTYP_MAJVER		0x6a703220
 | |
| #define	JP2_FTYP_MINVER		0
 | |
| #define	JP2_FTYP_COMPATCODE		JP2_FTYP_MAJVER
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast32_t majver;
 | |
|     uint_fast32_t minver;
 | |
|     uint_fast32_t numcompatcodes;
 | |
|     uint_fast32_t compatcodes[JP2_FTYP_MAXCOMPATCODES];
 | |
| } jp2_ftyp_t;
 | |
| 
 | |
| /* IHDR box data. */
 | |
| 
 | |
| #define	JP2_IHDR_COMPTYPE	7
 | |
| #define	JP2_IHDR_BPCNULL	255
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast32_t width;
 | |
|     uint_fast32_t height;
 | |
|     uint_fast16_t numcmpts;
 | |
|     uint_fast8_t bpc;
 | |
|     uint_fast8_t comptype;
 | |
|     uint_fast8_t csunk;
 | |
|     uint_fast8_t ipr;
 | |
| } jp2_ihdr_t;
 | |
| 
 | |
| /* BPCC box data. */
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast16_t numcmpts;
 | |
|     uint_fast8_t *bpcs;
 | |
| } jp2_bpcc_t;
 | |
| 
 | |
| /* COLR box data. */
 | |
| 
 | |
| #define	JP2_COLR_ENUM	1
 | |
| #define	JP2_COLR_ICC	2
 | |
| #define	JP2_COLR_PRI	0
 | |
| 
 | |
| #define	JP2_COLR_SRGB	16
 | |
| #define	JP2_COLR_SGRAY	17
 | |
| #define	JP2_COLR_SYCC	18
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast8_t method;
 | |
|     uint_fast8_t pri;
 | |
|     uint_fast8_t approx;
 | |
|     uint_fast32_t csid;
 | |
|     uint_fast8_t *iccp;
 | |
|     int iccplen;
 | |
|     /* XXX - Someday we ought to add ICC profile data here. */
 | |
| } jp2_colr_t;
 | |
| 
 | |
| /* PCLR box data. */
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast16_t numlutents;
 | |
|     uint_fast8_t numchans;
 | |
|     int_fast32_t *lutdata;
 | |
|     uint_fast8_t *bpc;
 | |
| } jp2_pclr_t;
 | |
| 
 | |
| /* CDEF box per-channel data. */
 | |
| 
 | |
| #define JP2_CDEF_RGB_R	1
 | |
| #define JP2_CDEF_RGB_G	2
 | |
| #define JP2_CDEF_RGB_B	3
 | |
| 
 | |
| #define JP2_CDEF_YCBCR_Y	1
 | |
| #define JP2_CDEF_YCBCR_CB	2
 | |
| #define JP2_CDEF_YCBCR_CR	3
 | |
| 
 | |
| #define	JP2_CDEF_GRAY_Y	1
 | |
| 
 | |
| #define	JP2_CDEF_TYPE_COLOR	0
 | |
| #define	JP2_CDEF_TYPE_OPACITY	1
 | |
| #define	JP2_CDEF_TYPE_UNSPEC	65535
 | |
| #define	JP2_CDEF_ASOC_ALL	0
 | |
| #define	JP2_CDEF_ASOC_NONE	65535
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast16_t channo;
 | |
|     uint_fast16_t type;
 | |
|     uint_fast16_t assoc;
 | |
| } jp2_cdefchan_t;
 | |
| 
 | |
| /* CDEF box data. */
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast16_t numchans;
 | |
|     jp2_cdefchan_t *ents;
 | |
| } jp2_cdef_t;
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast16_t cmptno;
 | |
|     uint_fast8_t map;
 | |
|     uint_fast8_t pcol;
 | |
| } jp2_cmapent_t;
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast16_t numchans;
 | |
|     jp2_cmapent_t *ents;
 | |
| } jp2_cmap_t;
 | |
| 
 | |
| typedef struct {
 | |
|     uint_fast32_t datalen;
 | |
|     uint_fast8_t uuid[16];
 | |
|     uint_fast8_t *data;
 | |
| } jp2_uuid_t;
 | |
| 
 | |
| #define	JP2_CMAP_DIRECT		0
 | |
| #define	JP2_CMAP_PALETTE	1
 | |
| 
 | |
| /* Generic box. */
 | |
| 
 | |
| struct jp2_boxops_s;
 | |
| typedef struct {
 | |
| 
 | |
|     struct jp2_boxops_s *ops;
 | |
|     struct jp2_boxinfo_s *info;
 | |
| 
 | |
|     uint_fast32_t type;
 | |
| 
 | |
|     /* The length of the box including the (variable-length) header. */
 | |
|     uint_fast32_t len;
 | |
| 
 | |
|     /* The length of the box data. */
 | |
|     uint_fast32_t datalen;
 | |
| 
 | |
|     union {
 | |
|         jp2_jp_t jp;
 | |
|         jp2_ftyp_t ftyp;
 | |
|         jp2_ihdr_t ihdr;
 | |
|         jp2_bpcc_t bpcc;
 | |
|         jp2_colr_t colr;
 | |
|         jp2_pclr_t pclr;
 | |
|         jp2_cdef_t cdef;
 | |
|         jp2_cmap_t cmap;
 | |
|         jp2_uuid_t uuid;
 | |
|     } data;
 | |
| 
 | |
| } jp2_box_t;
 | |
| 
 | |
| typedef struct jp2_boxops_s {
 | |
|     void (*init)(jp2_box_t *box);
 | |
|     void (*destroy)(jp2_box_t *box);
 | |
|     int (*getdata)(jp2_box_t *box, jas_stream_t *in);
 | |
|     int (*putdata)(jp2_box_t *box, jas_stream_t *out);
 | |
|     void (*dumpdata)(jp2_box_t *box, FILE *out);
 | |
| } jp2_boxops_t;
 | |
| 
 | |
| /******************************************************************************\
 | |
| *
 | |
| \******************************************************************************/
 | |
| 
 | |
| typedef struct jp2_boxinfo_s {
 | |
|     int type;
 | |
|     char *name;
 | |
|     int flags;
 | |
|     jp2_boxops_t ops;
 | |
| } jp2_boxinfo_t;
 | |
| 
 | |
| /******************************************************************************\
 | |
| * Box class.
 | |
| \******************************************************************************/
 | |
| 
 | |
| jp2_box_t *jp2_box_create(int type);
 | |
| void jp2_box_destroy(jp2_box_t *box);
 | |
| jp2_box_t *jp2_box_get(jas_stream_t *in);
 | |
| int jp2_box_put(jp2_box_t *box, jas_stream_t *out);
 | |
| 
 | |
| #define JP2_DTYPETOBPC(dtype) \
 | |
|   ((JAS_IMAGE_CDT_GETSGND(dtype) << 7) | (JAS_IMAGE_CDT_GETPREC(dtype) - 1))
 | |
| #define	JP2_BPCTODTYPE(bpc) \
 | |
|   (JAS_IMAGE_CDT_SETSGND(bpc >> 7) | JAS_IMAGE_CDT_SETPREC((bpc & 0x7f) + 1))
 | |
| 
 | |
| #define ICC_CS_RGB	0x52474220
 | |
| #define ICC_CS_YCBCR	0x59436272
 | |
| #define ICC_CS_GRAY	0x47524159
 | |
| 
 | |
| jp2_cdefchan_t *jp2_cdef_lookup(jp2_cdef_t *cdef, int channo);
 | |
| 
 | |
| 
 | |
| #endif
 | 
