jp2.h

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/*
 * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
 * Copyright (c) 2002-2007, Professor Benoit Macq
 * Copyright (c) 2002-2003, Yannick Verschueren
 * Copyright (c) 2005, Herve Drolon, FreeImage Team
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
#ifndef __JP2_H
#define __JP2_H


#define JPIP_JPIP 0x6a706970

#define JP2_JP   0x6a502020             
#define JP2_FTYP 0x66747970             
#define JP2_JP2H 0x6a703268             
#define JP2_IHDR 0x69686472             
#define JP2_COLR 0x636f6c72             
#define JP2_JP2C 0x6a703263             
#define JP2_URL  0x75726c20             
#define JP2_DTBL 0x6474626c             
#define JP2_BPCC 0x62706363             
#define JP2_JP2  0x6a703220             
#define JP2_PCLR 0x70636c72             
#define JP2_CMAP 0x636d6170             
#define JP2_CDEF 0x63646566             
/* ----------------------------------------------------------------------- */

typedef struct opj_jp2_cdef_info
{
    unsigned short cn, typ, asoc;
} opj_jp2_cdef_info_t;

typedef struct opj_jp2_cdef
{
    opj_jp2_cdef_info_t *info;
    unsigned short n;
} opj_jp2_cdef_t;

typedef struct opj_jp2_cmap_comp
{
    unsigned short cmp;
    unsigned char mtyp, pcol;
} opj_jp2_cmap_comp_t;

typedef struct opj_jp2_pclr
{
    unsigned int *entries;
    unsigned char *channel_sign;
    unsigned char *channel_size;
    opj_jp2_cmap_comp_t *cmap;
    unsigned short nr_entries, nr_channels;
} opj_jp2_pclr_t;

typedef struct opj_jp2_color
{
    unsigned char *icc_profile_buf;
    int icc_profile_len;

    opj_jp2_cdef_t *jp2_cdef;
    opj_jp2_pclr_t *jp2_pclr;
    unsigned char jp2_has_colr;
} opj_jp2_color_t;

typedef struct opj_jp2_comps {
  int depth;              
  int sgnd;                
  int bpcc;
} opj_jp2_comps_t;

typedef struct opj_jp2 {
        opj_common_ptr cinfo;
        opj_j2k_t *j2k;
        unsigned int w;
        unsigned int h;
        unsigned int numcomps;
        unsigned int bpc;
        unsigned int C;
        unsigned int UnkC;
        unsigned int IPR;
        unsigned int meth;
        unsigned int approx;
        unsigned int enumcs;
        unsigned int precedence;
        unsigned int brand;
        unsigned int minversion;
        unsigned int numcl;
        unsigned int *cl;
        opj_jp2_comps_t *comps;
        unsigned int j2k_codestream_offset;
        unsigned int j2k_codestream_length;
        opj_bool jpip_on;
        opj_bool ignore_pclr_cmap_cdef;
} opj_jp2_t;

typedef struct opj_jp2_box {
  int length;
  int type;
  int init_pos;
} opj_jp2_box_t;

/* ----------------------------------------------------------------------- */
void jp2_write_jp2h(opj_jp2_t *jp2, opj_cio_t *cio);
opj_bool jp2_read_jp2h(opj_jp2_t *jp2, opj_cio_t *cio, opj_jp2_color_t *color);
opj_jp2_t* jp2_create_decompress(opj_common_ptr cinfo);
void jp2_destroy_decompress(opj_jp2_t *jp2);
void jp2_setup_decoder(opj_jp2_t *jp2, opj_dparameters_t *parameters);
opj_image_t* opj_jp2_decode(opj_jp2_t *jp2, opj_cio_t *cio, opj_codestream_info_t *cstr_info);
opj_jp2_t* jp2_create_compress(opj_common_ptr cinfo);
void jp2_destroy_compress(opj_jp2_t *jp2);
void jp2_setup_encoder(opj_jp2_t *jp2, opj_cparameters_t *parameters, opj_image_t *image);
opj_bool opj_jp2_encode(opj_jp2_t *jp2, opj_cio_t *cio, opj_image_t *image, opj_codestream_info_t *cstr_info);

/* ----------------------------------------------------------------------- */

#endif /* __JP2_H */