openjpeg/src/lib/openjp2/jp2.h

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/*
* The copyright in this software is being made available under the 2-clauses
* BSD License, included below. This software may be subject to other third
* party and contributor rights, including patent rights, and no such rights
* are granted under this license.
*
* Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
* Copyright (c) 2002-2014, Professor Benoit Macq
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* Copyright (c) 2002-2003, Yannick Verschueren
* Copyright (c) 2005, Herve Drolon, FreeImage Team
* Copyright (c) 2008, 2011-2012, Centre National d'Etudes Spatiales (CNES), FR
* Copyright (c) 2012, CS Systemes d'Information, France
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* 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 OPJ_JP2_H
#define OPJ_JP2_H
/**
@file jp2.h
@brief The JPEG-2000 file format Reader/Writer (JP2)
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*/
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/** @defgroup JP2 JP2 - JPEG-2000 file format reader/writer */
/*@{*/
/*#define JPIP_JPIP 0x6a706970*/
#define JP2_JP 0x6a502020 /**< JPEG 2000 signature box */
#define JP2_FTYP 0x66747970 /**< File type box */
#define JP2_JP2H 0x6a703268 /**< JP2 header box (super-box) */
#define JP2_IHDR 0x69686472 /**< Image header box */
#define JP2_COLR 0x636f6c72 /**< Colour specification box */
#define JP2_JP2C 0x6a703263 /**< Contiguous codestream box */
#define JP2_URL 0x75726c20 /**< Data entry URL box */
#define JP2_PCLR 0x70636c72 /**< Palette box */
#define JP2_CMAP 0x636d6170 /**< Component Mapping box */
#define JP2_CDEF 0x63646566 /**< Channel Definition box */
#define JP2_DTBL 0x6474626c /**< Data Reference box */
#define JP2_BPCC 0x62706363 /**< Bits per component box */
#define JP2_JP2 0x6a703220 /**< File type fields */
/* For the future */
/* #define JP2_RES 0x72657320 */ /**< Resolution box (super-box) */
/* #define JP2_JP2I 0x6a703269 */ /**< Intellectual property box */
/* #define JP2_XML 0x786d6c20 */ /**< XML box */
/* #define JP2_UUID 0x75756994 */ /**< UUID box */
/* #define JP2_UINF 0x75696e66 */ /**< UUID info box (super-box) */
/* #define JP2_ULST 0x756c7374 */ /**< UUID list box */
/* ----------------------------------------------------------------------- */
typedef enum {
JP2_STATE_NONE = 0x0,
JP2_STATE_SIGNATURE = 0x1,
JP2_STATE_FILE_TYPE = 0x2,
JP2_STATE_HEADER = 0x4,
JP2_STATE_CODESTREAM = 0x8,
JP2_STATE_END_CODESTREAM = 0x10,
JP2_STATE_UNKNOWN = 0x7fffffff /* ISO C restricts enumerator values to range of 'int' */
}
JP2_STATE;
typedef enum {
JP2_IMG_STATE_NONE = 0x0,
JP2_IMG_STATE_UNKNOWN = 0x7fffffff
}
JP2_IMG_STATE;
/**
Channel description: channel index, type, association
*/
typedef struct opj_jp2_cdef_info {
OPJ_UINT16 cn, typ, asoc;
} opj_jp2_cdef_info_t;
/**
Channel descriptions and number of descriptions
*/
typedef struct opj_jp2_cdef {
opj_jp2_cdef_info_t *info;
OPJ_UINT16 n;
} opj_jp2_cdef_t;
/**
Component mappings: channel index, mapping type, palette index
*/
typedef struct opj_jp2_cmap_comp {
OPJ_UINT16 cmp;
OPJ_BYTE mtyp, pcol;
} opj_jp2_cmap_comp_t;
/**
Palette data: table entries, palette columns
*/
typedef struct opj_jp2_pclr {
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OPJ_UINT32 *entries;
OPJ_BYTE *channel_sign;
OPJ_BYTE *channel_size;
opj_jp2_cmap_comp_t *cmap;
OPJ_UINT16 nr_entries;
OPJ_BYTE nr_channels;
} opj_jp2_pclr_t;
/**
Collector for ICC profile, palette, component mapping, channel description
*/
typedef struct opj_jp2_color {
OPJ_BYTE *icc_profile_buf;
OPJ_UINT32 icc_profile_len;
opj_jp2_cdef_t *jp2_cdef;
opj_jp2_pclr_t *jp2_pclr;
OPJ_BYTE jp2_has_colr;
} opj_jp2_color_t;
/**
JP2 component
*/
typedef struct opj_jp2_comps {
OPJ_UINT32 depth;
OPJ_UINT32 sgnd;
OPJ_UINT32 bpcc;
} opj_jp2_comps_t;
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/**
JPEG-2000 file format reader/writer
*/
typedef struct opj_jp2 {
/** handle to the J2K codec */
opj_j2k_t *j2k;
/** list of validation procedures */
struct opj_procedure_list * m_validation_list;
/** list of execution procedures */
struct opj_procedure_list * m_procedure_list;
/* width of image */
OPJ_UINT32 w;
/* height of image */
OPJ_UINT32 h;
/* number of components in the image */
OPJ_UINT32 numcomps;
OPJ_UINT32 bpc;
OPJ_UINT32 C;
OPJ_UINT32 UnkC;
OPJ_UINT32 IPR;
OPJ_UINT32 meth;
OPJ_UINT32 approx;
OPJ_UINT32 enumcs;
OPJ_UINT32 precedence;
OPJ_UINT32 brand;
OPJ_UINT32 minversion;
OPJ_UINT32 numcl;
OPJ_UINT32 *cl;
opj_jp2_comps_t *comps;
/* FIXME: The following two variables are used to save offset
as we write out a JP2 file to disk. This mechanism is not flexible
as codec writers will need to extand those fields as new part
of the standard are implemented.
*/
OPJ_OFF_T j2k_codestream_offset;
OPJ_OFF_T jpip_iptr_offset;
OPJ_BOOL jpip_on;
OPJ_UINT32 jp2_state;
OPJ_UINT32 jp2_img_state;
opj_jp2_color_t color;
OPJ_BOOL ignore_pclr_cmap_cdef;
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OPJ_BYTE has_jp2h;
OPJ_BYTE has_ihdr;
}
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opj_jp2_t;
/**
JP2 Box
*/
typedef struct opj_jp2_box {
OPJ_UINT32 length;
OPJ_UINT32 type;
OPJ_INT32 init_pos;
} opj_jp2_box_t;
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typedef struct opj_jp2_header_handler {
/* marker value */
OPJ_UINT32 id;
/* action linked to the marker */
OPJ_BOOL(*handler)(opj_jp2_t *jp2,
OPJ_BYTE *p_header_data,
OPJ_UINT32 p_header_size,
opj_event_mgr_t * p_manager);
}
opj_jp2_header_handler_t;
typedef struct opj_jp2_img_header_writer_handler {
/* action to perform */
OPJ_BYTE* (*handler)(opj_jp2_t *jp2, OPJ_UINT32 * p_data_size);
/* result of the action : data */
OPJ_BYTE* m_data;
/* size of data */
OPJ_UINT32 m_size;
}
opj_jp2_img_header_writer_handler_t;
/** @name Exported functions */
/*@{*/
/* ----------------------------------------------------------------------- */
/**
Setup the decoder decoding parameters using user parameters.
Decoding parameters are returned in jp2->j2k->cp.
@param jp2 JP2 decompressor handle
@param parameters decompression parameters
*/
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void opj_jp2_setup_decoder(opj_jp2_t *jp2, opj_dparameters_t *parameters);
/** Allocates worker threads for the compressor/decompressor.
*
* @param jp2 JP2 decompressor handle
* @param num_threads Number of threads.
* @return OPJ_TRUE in case of success.
*/
OPJ_BOOL opj_jp2_set_threads(opj_jp2_t *jp2, OPJ_UINT32 num_threads);
/**
* Decode an image from a JPEG-2000 file stream
* @param jp2 JP2 decompressor handle
* @param p_stream FIXME DOC
* @param p_image FIXME DOC
* @param p_manager FIXME DOC
*
* @return Returns a decoded image if successful, returns NULL otherwise
*/
OPJ_BOOL opj_jp2_decode(opj_jp2_t *jp2,
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opj_stream_private_t *p_stream,
opj_image_t* p_image,
opj_event_mgr_t * p_manager);
/**
* Setup the encoder parameters using the current image and using user parameters.
* Coding parameters are returned in jp2->j2k->cp.
*
* @param jp2 JP2 compressor handle
* @param parameters compression parameters
* @param image input filled image
* @param p_manager FIXME DOC
* @return OPJ_TRUE if successful, OPJ_FALSE otherwise
*/
OPJ_BOOL opj_jp2_setup_encoder(opj_jp2_t *jp2,
opj_cparameters_t *parameters,
opj_image_t *image,
opj_event_mgr_t * p_manager);
/**
Encode an image into a JPEG-2000 file stream
@param jp2 JP2 compressor handle
@param stream Output buffer stream
@param p_manager event manager
@return Returns true if successful, returns false otherwise
*/
OPJ_BOOL opj_jp2_encode(opj_jp2_t *jp2,
opj_stream_private_t *stream,
opj_event_mgr_t * p_manager);
/**
* Starts a compression scheme, i.e. validates the codec parameters, writes the header.
*
* @param jp2 the jpeg2000 file codec.
* @param stream the stream object.
* @param p_image FIXME DOC
* @param p_manager FIXME DOC
*
* @return true if the codec is valid.
*/
OPJ_BOOL opj_jp2_start_compress(opj_jp2_t *jp2,
opj_stream_private_t *stream,
opj_image_t * p_image,
opj_event_mgr_t * p_manager);
/**
* Ends the compression procedures and possibiliy add data to be read after the
* codestream.
*/
OPJ_BOOL opj_jp2_end_compress(opj_jp2_t *jp2,
opj_stream_private_t *cio,
opj_event_mgr_t * p_manager);
/* ----------------------------------------------------------------------- */
/**
* Ends the decompression procedures and possibiliy add data to be read after the
* codestream.
*/
OPJ_BOOL opj_jp2_end_decompress(opj_jp2_t *jp2,
opj_stream_private_t *cio,
opj_event_mgr_t * p_manager);
/**
* Reads a jpeg2000 file header structure.
*
* @param p_stream the stream to read data from.
* @param jp2 the jpeg2000 file header structure.
* @param p_image FIXME DOC
* @param p_manager the user event manager.
*
* @return true if the box is valid.
*/
OPJ_BOOL opj_jp2_read_header(opj_stream_private_t *p_stream,
opj_jp2_t *jp2,
opj_image_t ** p_image,
opj_event_mgr_t * p_manager);
/** Sets the indices of the components to decode.
*
* @param jp2 JP2 decompressor handle
* @param numcomps Number of components to decode.
* @param comps_indices Array of num_compts indices (numbering starting at 0)
* corresponding to the components to decode.
* @param p_manager Event manager;
*
* @return OPJ_TRUE in case of success.
*/
OPJ_BOOL opj_jp2_set_decoded_components(opj_jp2_t *jp2,
OPJ_UINT32 numcomps,
const OPJ_UINT32* comps_indices,
opj_event_mgr_t * p_manager);
/**
* Reads a tile header.
* @param p_jp2 the jpeg2000 codec.
* @param p_tile_index FIXME DOC
* @param p_data_size FIXME DOC
* @param p_tile_x0 FIXME DOC
* @param p_tile_y0 FIXME DOC
* @param p_tile_x1 FIXME DOC
* @param p_tile_y1 FIXME DOC
* @param p_nb_comps FIXME DOC
* @param p_go_on FIXME DOC
* @param p_stream the stream to write data to.
* @param p_manager the user event manager.
*/
OPJ_BOOL opj_jp2_read_tile_header(opj_jp2_t * p_jp2,
OPJ_UINT32 * p_tile_index,
OPJ_UINT32 * p_data_size,
OPJ_INT32 * p_tile_x0,
OPJ_INT32 * p_tile_y0,
OPJ_INT32 * p_tile_x1,
OPJ_INT32 * p_tile_y1,
OPJ_UINT32 * p_nb_comps,
OPJ_BOOL * p_go_on,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
/**
* Writes a tile.
*
* @param p_jp2 the jpeg2000 codec.
* @param p_tile_index FIXME DOC
* @param p_data FIXME DOC
* @param p_data_size FIXME DOC
* @param p_stream the stream to write data to.
* @param p_manager the user event manager.
*/
OPJ_BOOL opj_jp2_write_tile(opj_jp2_t *p_jp2,
OPJ_UINT32 p_tile_index,
OPJ_BYTE * p_data,
OPJ_UINT32 p_data_size,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
/**
* Decode tile data.
* @param p_jp2 the jpeg2000 codec.
* @param p_tile_index FIXME DOC
* @param p_data FIXME DOC
* @param p_data_size FIXME DOC
* @param p_stream the stream to write data to.
* @param p_manager the user event manager.
*
* @return FIXME DOC
*/
OPJ_BOOL opj_jp2_decode_tile(opj_jp2_t * p_jp2,
OPJ_UINT32 p_tile_index,
OPJ_BYTE * p_data,
OPJ_UINT32 p_data_size,
opj_stream_private_t *p_stream,
opj_event_mgr_t * p_manager);
/**
* Creates a jpeg2000 file decompressor.
*
* @return an empty jpeg2000 file codec.
*/
opj_jp2_t* opj_jp2_create(OPJ_BOOL p_is_decoder);
/**
Destroy a JP2 decompressor handle
@param jp2 JP2 decompressor handle to destroy
*/
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void opj_jp2_destroy(opj_jp2_t *jp2);
/**
* Sets the given area to be decoded. This function should be called right after opj_read_header and before any tile header reading.
*
* @param p_jp2 the jpeg2000 codec.
* @param p_image FIXME DOC
* @param p_start_x the left position of the rectangle to decode (in image coordinates).
* @param p_start_y the up position of the rectangle to decode (in image coordinates).
* @param p_end_x the right position of the rectangle to decode (in image coordinates).
* @param p_end_y the bottom position of the rectangle to decode (in image coordinates).
* @param p_manager the user event manager
*
* @return true if the area could be set.
*/
OPJ_BOOL opj_jp2_set_decode_area(opj_jp2_t *p_jp2,
opj_image_t* p_image,
OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
opj_event_mgr_t * p_manager);
/**
*
*/
OPJ_BOOL opj_jp2_get_tile(opj_jp2_t *p_jp2,
opj_stream_private_t *p_stream,
opj_image_t* p_image,
opj_event_mgr_t * p_manager,
OPJ_UINT32 tile_index);
/**
*
*/
OPJ_BOOL opj_jp2_set_decoded_resolution_factor(opj_jp2_t *p_jp2,
OPJ_UINT32 res_factor,
opj_event_mgr_t * p_manager);
/* TODO MSD: clean these 3 functions */
/**
* Dump some elements from the JP2 decompression structure .
*
*@param p_jp2 the jp2 codec.
*@param flag flag to describe what elements are dump.
*@param out_stream output stream where dump the elements.
*
*/
void jp2_dump(opj_jp2_t* p_jp2, OPJ_INT32 flag, FILE* out_stream);
/**
* Get the codestream info from a JPEG2000 codec.
*
*@param p_jp2 jp2 codec.
*
*@return the codestream information extract from the jpg2000 codec
*/
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opj_codestream_info_v2_t* jp2_get_cstr_info(opj_jp2_t* p_jp2);
/**
* Get the codestream index from a JPEG2000 codec.
*
*@param p_jp2 jp2 codec.
*
*@return the codestream index extract from the jpg2000 codec
*/
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opj_codestream_index_t* jp2_get_cstr_index(opj_jp2_t* p_jp2);
/*@}*/
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/*@}*/
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#endif /* OPJ_JP2_H */
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