2 * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
3 * Copyright (c) 2002-2007, Professor Benoit Macq
4 * Copyright (c) 2002-2003, Yannick Verschueren
5 * Copyright (c) 2005, Herve Drolon, FreeImage Team
6 * Copyright (c) 2008;2011-2012, Centre National d'Etudes Spatiales (CNES), France
7 * Copyright (c) 2012, CS Systemes d'Information, France
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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35 @brief The JPEG-2000 file format Reader/Writer (JP2)
39 /** @defgroup JP2 JP2 - JPEG-2000 file format reader/writer */
42 /*#define JPIP_JPIP 0x6a706970*/
44 #define JP2_JP 0x6a502020 /**< JPEG 2000 signature box */
45 #define JP2_FTYP 0x66747970 /**< File type box */
46 #define JP2_JP2H 0x6a703268 /**< JP2 header box (super-box) */
47 #define JP2_IHDR 0x69686472 /**< Image header box */
48 #define JP2_COLR 0x636f6c72 /**< Colour specification box */
49 #define JP2_JP2C 0x6a703263 /**< Contiguous codestream box */
50 #define JP2_URL 0x75726c20 /**< Data entry URL box */
51 #define JP2_PCLR 0x70636c72 /**< Palette box */
52 #define JP2_CMAP 0x636d6170 /**< Component Mapping box */
53 #define JP2_CDEF 0x63646566 /**< Channel Definition box */
54 #define JP2_DTBL 0x6474626c /**< Data Reference box */
55 #define JP2_BPCC 0x62706363 /**< Bits per component box */
56 #define JP2_JP2 0x6a703220 /**< File type fields */
59 /* #define JP2_RES 0x72657320 */ /**< Resolution box (super-box) */
60 /* #define JP2_JP2I 0x6a703269 */ /**< Intellectual property box */
61 /* #define JP2_XML 0x786d6c20 */ /**< XML box */
62 /* #define JP2_UUID 0x75756994 */ /**< UUID box */
63 /* #define JP2_UINF 0x75696e66 */ /**< UUID info box (super-box) */
64 /* #define JP2_ULST 0x756c7374 */ /**< UUID list box */
66 /* ----------------------------------------------------------------------- */
71 JP2_STATE_SIGNATURE = 0x1,
72 JP2_STATE_FILE_TYPE = 0x2,
73 JP2_STATE_HEADER = 0x4,
74 JP2_STATE_CODESTREAM = 0x8,
75 JP2_STATE_END_CODESTREAM = 0x10,
76 JP2_STATE_UNKNOWN = 0x7fffffff /* ISO C restricts enumerator values to range of 'int' */
82 JP2_IMG_STATE_NONE = 0x0,
83 JP2_IMG_STATE_UNKNOWN = 0x7fffffff
88 Channel description: channel index, type, assocation
90 typedef struct opj_jp2_cdef_info
92 OPJ_UINT16 cn, typ, asoc;
93 } opj_jp2_cdef_info_t;
96 Channel descriptions and number of descriptions
98 typedef struct opj_jp2_cdef
100 opj_jp2_cdef_info_t *info;
105 Component mappings: channel index, mapping type, palette index
107 typedef struct opj_jp2_cmap_comp
111 } opj_jp2_cmap_comp_t;
114 Palette data: table entries, palette columns
116 typedef struct opj_jp2_pclr
119 OPJ_BYTE *channel_sign;
120 OPJ_BYTE *channel_size;
121 opj_jp2_cmap_comp_t *cmap;
122 OPJ_UINT16 nr_entries;
123 OPJ_BYTE nr_channels;
127 Collector for ICC profile, palette, component mapping, channel description
129 typedef struct opj_jp2_color
131 OPJ_BYTE *icc_profile_buf;
132 OPJ_UINT32 icc_profile_len;
134 opj_jp2_cdef_t *jp2_cdef;
135 opj_jp2_pclr_t *jp2_pclr;
136 OPJ_BYTE jp2_has_colr;
142 typedef struct opj_jp2_comps {
149 JPEG-2000 file format reader/writer
151 typedef struct opj_jp2
153 /** handle to the J2K codec */
155 /** list of validation procedures */
156 struct opj_procedure_list * m_validation_list;
157 /** list of execution procedures */
158 struct opj_procedure_list * m_procedure_list;
162 /* height of image */
164 /* number of components in the image */
173 OPJ_UINT32 precedence;
175 OPJ_UINT32 minversion;
178 opj_jp2_comps_t *comps;
179 /* FIXME: The following two variables are used to save offset
180 as we write out a JP2 file to disk. This mecanism is not flexible
181 as codec writers will need to extand those fields as new part
182 of the standard are implemented.
184 OPJ_OFF_T j2k_codestream_offset;
185 OPJ_OFF_T jpip_iptr_offset;
187 OPJ_UINT32 jp2_state;
188 OPJ_UINT32 jp2_img_state;
190 opj_jp2_color_t color;
192 OPJ_BOOL ignore_pclr_cmap_cdef;
199 typedef struct opj_jp2_box {
205 typedef struct opj_jp2_header_handler
209 /* action linked to the marker */
210 OPJ_BOOL (*handler) ( opj_jp2_t *jp2,
211 OPJ_BYTE *p_header_data,
212 OPJ_UINT32 p_header_size,
213 opj_event_mgr_t * p_manager);
215 opj_jp2_header_handler_t;
218 typedef struct opj_jp2_img_header_writer_handler
220 /* action to perform */
221 OPJ_BYTE* (*handler) (opj_jp2_t *jp2, OPJ_UINT32 * p_data_size);
222 /* result of the action : data */
227 opj_jp2_img_header_writer_handler_t;
229 /** @name Exported functions */
231 /* ----------------------------------------------------------------------- */
234 * Writes the Jpeg2000 file Header box - JP2 Header box (warning, this is a super box).
236 * @param jp2 the jpeg2000 file codec.
237 * @param stream the stream to write data to.
238 * @param p_manager user event manager.
240 * @return true if writing was successful.
242 OPJ_BOOL opj_jp2_write_jp2h(opj_jp2_t *jp2,
243 opj_stream_private_t *stream,
244 opj_event_mgr_t * p_manager );
247 Setup the decoder decoding parameters using user parameters.
248 Decoding parameters are returned in jp2->j2k->cp.
249 @param jp2 JP2 decompressor handle
250 @param parameters decompression parameters
252 void opj_jp2_setup_decoder(opj_jp2_t *jp2, opj_dparameters_t *parameters);
255 * Decode an image from a JPEG-2000 file stream
256 * @param jp2 JP2 decompressor handle
257 * @param p_stream FIXME DOC
258 * @param p_image FIXME DOC
259 * @param p_manager FIXME DOC
261 * @return Returns a decoded image if successful, returns NULL otherwise
263 OPJ_BOOL opj_jp2_decode(opj_jp2_t *jp2,
264 opj_stream_private_t *p_stream,
265 opj_image_t* p_image,
266 opj_event_mgr_t * p_manager);
269 * Setup the encoder parameters using the current image and using user parameters.
270 * Coding parameters are returned in jp2->j2k->cp.
272 * @param jp2 JP2 compressor handle
273 * @param parameters compression parameters
274 * @param image input filled image
275 * @param p_manager FIXME DOC
277 void opj_jp2_setup_encoder( opj_jp2_t *jp2,
278 opj_cparameters_t *parameters,
280 opj_event_mgr_t * p_manager);
283 Encode an image into a JPEG-2000 file stream
284 @param jp2 JP2 compressor handle
285 @param stream Output buffer stream
286 @param p_manager event manager
287 @return Returns true if successful, returns false otherwise
289 OPJ_BOOL opj_jp2_encode( opj_jp2_t *jp2,
290 opj_stream_private_t *stream,
291 opj_event_mgr_t * p_manager);
295 * Starts a compression scheme, i.e. validates the codec parameters, writes the header.
297 * @param jp2 the jpeg2000 file codec.
298 * @param stream the stream object.
299 * @param p_image FIXME DOC
300 * @param p_manager FIXME DOC
302 * @return true if the codec is valid.
304 OPJ_BOOL opj_jp2_start_compress(opj_jp2_t *jp2,
305 opj_stream_private_t *stream,
306 opj_image_t * p_image,
307 opj_event_mgr_t * p_manager);
311 * Ends the compression procedures and possibiliy add data to be read after the
314 OPJ_BOOL opj_jp2_end_compress( opj_jp2_t *jp2,
315 opj_stream_private_t *cio,
316 opj_event_mgr_t * p_manager);
318 /* ----------------------------------------------------------------------- */
321 * Ends the decompression procedures and possibiliy add data to be read after the
324 OPJ_BOOL opj_jp2_end_decompress(opj_jp2_t *jp2,
325 opj_stream_private_t *cio,
326 opj_event_mgr_t * p_manager);
329 * Reads a jpeg2000 file header structure.
331 * @param p_stream the stream to read data from.
332 * @param jp2 the jpeg2000 file header structure.
333 * @param p_image FIXME DOC
334 * @param p_manager the user event manager.
336 * @return true if the box is valid.
338 OPJ_BOOL opj_jp2_read_header( opj_stream_private_t *p_stream,
340 opj_image_t ** p_image,
341 opj_event_mgr_t * p_manager );
344 * Reads a tile header.
345 * @param p_jp2 the jpeg2000 codec.
346 * @param p_tile_index FIXME DOC
347 * @param p_data_size FIXME DOC
348 * @param p_tile_x0 FIXME DOC
349 * @param p_tile_y0 FIXME DOC
350 * @param p_tile_x1 FIXME DOC
351 * @param p_tile_y1 FIXME DOC
352 * @param p_nb_comps FIXME DOC
353 * @param p_go_on FIXME DOC
354 * @param p_stream the stream to write data to.
355 * @param p_manager the user event manager.
357 OPJ_BOOL opj_jp2_read_tile_header ( opj_jp2_t * p_jp2,
358 OPJ_UINT32 * p_tile_index,
359 OPJ_UINT32 * p_data_size,
360 OPJ_INT32 * p_tile_x0,
361 OPJ_INT32 * p_tile_y0,
362 OPJ_INT32 * p_tile_x1,
363 OPJ_INT32 * p_tile_y1,
364 OPJ_UINT32 * p_nb_comps,
366 opj_stream_private_t *p_stream,
367 opj_event_mgr_t * p_manager );
372 * @param p_jp2 the jpeg2000 codec.
373 * @param p_tile_index FIXME DOC
374 * @param p_data FIXME DOC
375 * @param p_data_size FIXME DOC
376 * @param p_stream the stream to write data to.
377 * @param p_manager the user event manager.
379 OPJ_BOOL opj_jp2_write_tile ( opj_jp2_t *p_jp2,
380 OPJ_UINT32 p_tile_index,
382 OPJ_UINT32 p_data_size,
383 opj_stream_private_t *p_stream,
384 opj_event_mgr_t * p_manager );
388 * @param p_jp2 the jpeg2000 codec.
389 * @param p_tile_index FIXME DOC
390 * @param p_data FIXME DOC
391 * @param p_data_size FIXME DOC
392 * @param p_stream the stream to write data to.
393 * @param p_manager the user event manager.
397 OPJ_BOOL opj_jp2_decode_tile ( opj_jp2_t * p_jp2,
398 OPJ_UINT32 p_tile_index,
400 OPJ_UINT32 p_data_size,
401 opj_stream_private_t *p_stream,
402 opj_event_mgr_t * p_manager );
405 * Creates a jpeg2000 file decompressor.
407 * @return an empty jpeg2000 file codec.
409 opj_jp2_t* opj_jp2_create (OPJ_BOOL p_is_decoder);
412 Destroy a JP2 decompressor handle
413 @param jp2 JP2 decompressor handle to destroy
415 void opj_jp2_destroy(opj_jp2_t *jp2);
419 * Sets the given area to be decoded. This function should be called right after opj_read_header and before any tile header reading.
421 * @param p_jp2 the jpeg2000 codec.
422 * @param p_image FIXME DOC
423 * @param p_start_x the left position of the rectangle to decode (in image coordinates).
424 * @param p_start_y the up position of the rectangle to decode (in image coordinates).
425 * @param p_end_x the right position of the rectangle to decode (in image coordinates).
426 * @param p_end_y the bottom position of the rectangle to decode (in image coordinates).
427 * @param p_manager the user event manager
429 * @return true if the area could be set.
431 OPJ_BOOL opj_jp2_set_decode_area( opj_jp2_t *p_jp2,
432 opj_image_t* p_image,
433 OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
434 OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
435 opj_event_mgr_t * p_manager );
440 OPJ_BOOL opj_jp2_get_tile( opj_jp2_t *p_jp2,
441 opj_stream_private_t *p_stream,
442 opj_image_t* p_image,
443 opj_event_mgr_t * p_manager,
444 OPJ_UINT32 tile_index );
450 OPJ_BOOL opj_jp2_set_decoded_resolution_factor(opj_jp2_t *p_jp2,
451 OPJ_UINT32 res_factor,
452 opj_event_mgr_t * p_manager);
455 /* TODO MSD: clean these 3 functions */
457 * Dump some elements from the JP2 decompression structure .
459 *@param p_jp2 the jp2 codec.
460 *@param flag flag to describe what elments are dump.
461 *@param out_stream output stream where dump the elements.
464 void jp2_dump (opj_jp2_t* p_jp2, OPJ_INT32 flag, FILE* out_stream);
467 * Get the codestream info from a JPEG2000 codec.
469 *@param p_jp2 jp2 codec.
471 *@return the codestream information extract from the jpg2000 codec
473 opj_codestream_info_v2_t* jp2_get_cstr_info(opj_jp2_t* p_jp2);
476 * Get the codestream index from a JPEG2000 codec.
478 *@param p_jp2 jp2 codec.
480 *@return the codestream index extract from the jpg2000 codec
482 opj_codestream_index_t* jp2_get_cstr_index(opj_jp2_t* p_jp2);