/*
 * 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
 *
 * $Id$
 */

#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
