OpenJPEG  2.4.0
j2k.h
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1 /*
2  * The copyright in this software is being made available under the 2-clauses
3  * BSD License, included below. This software may be subject to other third
4  * party and contributor rights, including patent rights, and no such rights
5  * are granted under this license.
6  *
7  * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium
8  * Copyright (c) 2002-2014, Professor Benoit Macq
9  * Copyright (c) 2001-2003, David Janssens
10  * Copyright (c) 2002-2003, Yannick Verschueren
11  * Copyright (c) 2003-2007, Francois-Olivier Devaux
12  * Copyright (c) 2003-2014, Antonin Descampe
13  * Copyright (c) 2005, Herve Drolon, FreeImage Team
14  * Copyright (c) 2006-2007, Parvatha Elangovan
15  * Copyright (c) 2008, Jerome Fimes, Communications & Systemes <jerome.fimes@c-s.fr>
16  * Copyright (c) 2011-2012, Centre National d'Etudes Spatiales (CNES), France
17  * Copyright (c) 2012, CS Systemes d'Information, France
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22  * modification, are permitted provided that the following conditions
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25  * notice, this list of conditions and the following disclaimer.
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30  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
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32  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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41  */
42 #ifndef OPJ_J2K_H
43 #define OPJ_J2K_H
44 
53 
54 #define J2K_CP_CSTY_PRT 0x01
55 #define J2K_CP_CSTY_SOP 0x02
56 #define J2K_CP_CSTY_EPH 0x04
57 #define J2K_CCP_CSTY_PRT 0x01
58 #define J2K_CCP_CBLKSTY_LAZY 0x01
59 #define J2K_CCP_CBLKSTY_RESET 0x02
60 #define J2K_CCP_CBLKSTY_TERMALL 0x04
61 #define J2K_CCP_CBLKSTY_VSC 0x08
62 #define J2K_CCP_CBLKSTY_PTERM 0x10
63 #define J2K_CCP_CBLKSTY_SEGSYM 0x20
64 #define J2K_CCP_QNTSTY_NOQNT 0
65 #define J2K_CCP_QNTSTY_SIQNT 1
66 #define J2K_CCP_QNTSTY_SEQNT 2
67 
68 /* ----------------------------------------------------------------------- */
69 
70 #define J2K_MS_SOC 0xff4f
71 #define J2K_MS_SOT 0xff90
72 #define J2K_MS_SOD 0xff93
73 #define J2K_MS_EOC 0xffd9
74 #define J2K_MS_SIZ 0xff51
75 #define J2K_MS_COD 0xff52
76 #define J2K_MS_COC 0xff53
77 #define J2K_MS_RGN 0xff5e
78 #define J2K_MS_QCD 0xff5c
79 #define J2K_MS_QCC 0xff5d
80 #define J2K_MS_POC 0xff5f
81 #define J2K_MS_TLM 0xff55
82 #define J2K_MS_PLM 0xff57
83 #define J2K_MS_PLT 0xff58
84 #define J2K_MS_PPM 0xff60
85 #define J2K_MS_PPT 0xff61
86 #define J2K_MS_SOP 0xff91
87 #define J2K_MS_EPH 0xff92
88 #define J2K_MS_CRG 0xff63
89 #define J2K_MS_COM 0xff64
90 #define J2K_MS_CBD 0xff78
91 #define J2K_MS_MCC 0xff75
92 #define J2K_MS_MCT 0xff74
93 #define J2K_MS_MCO 0xff77
95 #define J2K_MS_UNK 0
97 /* UniPG>> */
98 #ifdef USE_JPWL
99 #define J2K_MS_EPC 0xff68
100 #define J2K_MS_EPB 0xff66
101 #define J2K_MS_ESD 0xff67
102 #define J2K_MS_RED 0xff69
103 #endif /* USE_JPWL */
104 #ifdef USE_JPSEC
105 #define J2K_MS_SEC 0xff65
106 #define J2K_MS_INSEC 0xff94
107 #endif /* USE_JPSEC */
108 /* <<UniPG */
109 
110 #define J2K_MAX_POCS 32
112 /* ----------------------------------------------------------------------- */
113 
118 typedef enum J2K_STATUS {
119  J2K_STATE_NONE = 0x0000,
120  J2K_STATE_MHSOC = 0x0001,
121  J2K_STATE_MHSIZ = 0x0002,
122  J2K_STATE_MH = 0x0004,
123  J2K_STATE_TPHSOT = 0x0008,
124  J2K_STATE_TPH = 0x0010,
125  J2K_STATE_MT = 0x0020,
126  J2K_STATE_NEOC = 0x0040,
127  J2K_STATE_DATA = 0x0080,
129  J2K_STATE_EOC = 0x0100,
130  J2K_STATE_ERR = 0x8000
131 } J2K_STATUS;
132 
136 typedef enum MCT_ELEMENT_TYPE {
142 
146 typedef enum MCT_ARRAY_TYPE {
151 
152 /* ----------------------------------------------------------------------- */
153 
157 typedef enum T2_MODE {
160 } J2K_T2_MODE;
161 
165 typedef struct opj_stepsize {
171 
175 typedef struct opj_tccp {
202 }
203 opj_tccp_t;
204 
205 
206 
210 typedef struct opj_mct_data {
216 }
218 
227  OPJ_BITFIELD m_is_irreversible : 1;
228 }
230 
231 typedef struct opj_ppx_struct {
232  OPJ_BYTE* m_data; /* m_data == NULL => Zppx not read yet */
234 } opj_ppx;
235 
241 typedef struct opj_tcp {
252  OPJ_FLOAT32 rates[100];
257 
262 
272  OPJ_FLOAT32 distoratio[100];
301 
302 
303  /***** FLAGS *******/
305  OPJ_BITFIELD cod : 1;
307  OPJ_BITFIELD ppt : 1;
309  OPJ_BITFIELD POC : 1;
310 } opj_tcp_t;
311 
312 
313 
314 
315 typedef struct opj_encoding_param {
325  OPJ_BITFIELD m_disto_alloc : 1;
327  OPJ_BITFIELD m_fixed_alloc : 1;
329  OPJ_BITFIELD m_fixed_quality : 1;
331  OPJ_BITFIELD m_tp_on : 1;
332 }
334 
335 typedef struct opj_decoding_param {
340 }
342 
343 
347 typedef struct opj_cp {
349  /*int img_size;*/
353  OPJ_UINT32 tx0; /* MSD see norm */
355  OPJ_UINT32 ty0; /* MSD see norm */
366 
371 
378 
380 
391 
394 
395  union {
398  }
399  m_specific_param;
400 
401 
402  /* UniPG>> */
403 #ifdef USE_JPWL
404 
415  int hprot_MH;
417  int hprot_TPH_tileno[JPWL_MAX_NO_TILESPECS];
419  int hprot_TPH[JPWL_MAX_NO_TILESPECS];
421  int pprot_tileno[JPWL_MAX_NO_PACKSPECS];
423  int pprot_packno[JPWL_MAX_NO_PACKSPECS];
433  int sens_MH;
435  int sens_TPH_tileno[JPWL_MAX_NO_TILESPECS];
437  int sens_TPH[JPWL_MAX_NO_TILESPECS];
444 #endif /* USE_JPWL */
445 
446  /******** FLAGS *********/
448  OPJ_BITFIELD ppm : 1;
450  OPJ_BITFIELD m_is_decoder : 1;
452  OPJ_BITFIELD allow_different_bit_depth_sign : 1;
453  /* <<UniPG */
454 } opj_cp_t;
455 
456 
457 typedef struct opj_j2k_dec {
473 
478 
485 
488 
490  OPJ_BITFIELD m_can_decode : 1;
491  OPJ_BITFIELD m_discard_tiles : 1;
492  OPJ_BITFIELD m_skip_data : 1;
494  OPJ_BITFIELD m_nb_tile_parts_correction_checked : 1;
495  OPJ_BITFIELD m_nb_tile_parts_correction : 1;
496 
497 } opj_j2k_dec_t;
498 
499 typedef struct opj_j2k_enc {
502 
505 
519 
523 
524  /* encoded data for a tile */
526 
527  /* size of the encoded_data */
529 
530  /* encoded data for a tile */
532 
533  /* size of the encoded_data */
534 
536 
537  /* whether to generate PLT markers */
539 
540  /* reserved bytes in m_encoded_tile_size for PLT markers */
542 
543 } opj_j2k_enc_t;
544 
545 
546 
547 struct opj_tcd;
551 typedef struct opj_j2k {
552  /* J2K codestream is decoded*/
554 
555  /* FIXME DOC*/
556  union {
559  }
560  m_specific_param;
561 
564 
565  /* pointer to the output image (decoded)*/
567 
570 
573 
576 
579 
582 
584  struct opj_tcd * m_tcd;
585 
588 
591 
594 
596  unsigned int dump_state;
597 }
598 opj_j2k_t;
599 
600 
601 
602 
605 /* ----------------------------------------------------------------------- */
606 
613 void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters);
614 
616 
623 
624 
626  opj_cparameters_t *parameters,
628  opj_event_mgr_t * p_manager);
629 
634 
635 /* ----------------------------------------------------------------------- */
639 
645  opj_stream_private_t *p_stream,
646  opj_event_mgr_t * p_manager);
647 
659  opj_j2k_t* p_j2k,
660  opj_image_t** p_image,
661  opj_event_mgr_t* p_manager);
662 
663 
669 void opj_j2k_destroy(opj_j2k_t *p_j2k);
670 
677 
688  OPJ_UINT32 p_tile_index,
689  OPJ_BYTE * p_data,
690  OPJ_UINT32 p_data_size,
691  opj_stream_private_t *p_stream,
692  opj_event_mgr_t * p_manager);
693 
709  OPJ_UINT32 * p_tile_index,
710  OPJ_UINT32 * p_data_size,
711  OPJ_INT32 * p_tile_x0,
712  OPJ_INT32 * p_tile_y0,
713  OPJ_INT32 * p_tile_x1,
714  OPJ_INT32 * p_tile_y1,
715  OPJ_UINT32 * p_nb_comps,
716  OPJ_BOOL * p_go_on,
717  opj_stream_private_t *p_stream,
718  opj_event_mgr_t * p_manager);
719 
720 
732  OPJ_UINT32 numcomps,
733  const OPJ_UINT32* comps_indices,
734  opj_event_mgr_t * p_manager);
735 
750  opj_image_t* p_image,
751  OPJ_INT32 p_start_x, OPJ_INT32 p_start_y,
752  OPJ_INT32 p_end_x, OPJ_INT32 p_end_y,
753  opj_event_mgr_t * p_manager);
754 
761 
762 
771 void j2k_dump(opj_j2k_t* p_j2k, OPJ_INT32 flag, FILE* out_stream);
772 
773 
774 
782 void j2k_dump_image_header(opj_image_t* image, OPJ_BOOL dev_dump_flag,
783  FILE* out_stream);
784 
792 void j2k_dump_image_comp_header(opj_image_comp_t* comp, OPJ_BOOL dev_dump_flag,
793  FILE* out_stream);
794 
803 
812 
822  opj_stream_private_t *p_stream,
823  opj_image_t *p_image,
824  opj_event_mgr_t *p_manager);
825 
826 
828  opj_stream_private_t *p_stream,
829  opj_image_t* p_image,
830  opj_event_mgr_t * p_manager,
831  OPJ_UINT32 tile_index);
832 
834  OPJ_UINT32 res_factor,
835  opj_event_mgr_t * p_manager);
836 
847  opj_j2k_t *p_j2k,
848  const char* const* p_options,
849  opj_event_mgr_t * p_manager);
850 
861  OPJ_UINT32 p_tile_index,
862  OPJ_BYTE * p_data,
863  OPJ_UINT32 p_data_size,
864  opj_stream_private_t *p_stream,
865  opj_event_mgr_t * p_manager);
866 
872  opj_event_mgr_t * p_manager);
873 
885  opj_stream_private_t *p_stream,
886  opj_image_t * p_image,
887  opj_event_mgr_t * p_manager);
888 
895  opj_event_mgr_t * p_manager);
896 
898 
899 
900 #endif /* OPJ_J2K_H */
OPJ_BOOL opj_j2k_end_decompress(opj_j2k_t *j2k, opj_stream_private_t *p_stream, opj_event_mgr_t *p_manager)
Ends the decompression procedures and possibiliy add data to be read after the codestream.
Definition: j2k.c:8244
MCT data is stored as floats.
Definition: j2k.h:140
the decoding process has encountered the EOC marker
Definition: j2k.h:129
OPJ_BOOL opj_j2k_setup_mct_encoding(opj_tcp_t *p_tcp, opj_image_t *p_image)
Definition: j2k.c:8394
struct opj_cp opj_cp_t
Coding parameters.
OPJ_INT32 m_dc_level_shift
the dc_level_shift
Definition: j2k.h:201
OPJ_BOOL esd_on
enables writing of ESD, in case of activated JPWL
Definition: j2k.h:409
OPJ_BOOL red_on
enables writing of RED, in case of activated JPWL
Definition: j2k.h:413
int64_t OPJ_OFF_T
Definition: openjpeg.h:130
enum T2_MODE J2K_T2_MODE
T2 encoding mode.
#define JPWL_MAX_NO_TILESPECS
Maximum number of tile parts expected by JPWL: increase at your will.
Definition: openjpeg.h:156
#define OPJ_J2K_MAXRLVLS
Number of maximum resolution level authorized.
Definition: openjpeg.h:146
double OPJ_FLOAT64
Definition: openjpeg.h:116
OPJ_UINT32 m_numcomps_to_decode
Definition: j2k.h:486
T2_MODE
T2 encoding mode.
Definition: j2k.h:157
OPJ_INT32 roishift
Region Of Interest shift.
Definition: j2k.h:195
enum MCT_ARRAY_TYPE J2K_MCT_ARRAY_TYPE
Type of MCT array.
OPJ_UINT32 max_tiles
maximum number of tiles at the decoder
Definition: j2k.h:443
struct opj_tcd * m_tcd
the current tile coder/decoder
Definition: j2k.h:584
OPJ_UINT32 ppt_data_size
Number of bytes stored inside ppt_data.
Definition: j2k.h:268
OPJ_BOOL opj_j2k_read_header(opj_stream_private_t *p_stream, opj_j2k_t *p_j2k, opj_image_t **p_image, opj_event_mgr_t *p_manager)
Reads a jpeg2000 codestream header structure.
Definition: j2k.c:8255
Definition: j2k.h:499
OPJ_UINT32 tdy
YTsiz.
Definition: j2k.h:359
struct opj_j2k_enc opj_j2k_enc_t
Message handler object used for.
Definition: event.h:50
OPJ_BOOL opj_j2k_end_compress(opj_j2k_t *p_j2k, opj_stream_private_t *cio, opj_event_mgr_t *p_manager)
Ends the compression procedures and possibiliy add data to be read after the codestream.
Definition: j2k.c:12171
OPJ_BYTE * ppm_data_current
Definition: j2k.h:379
OPJ_BOOL opj_j2k_set_threads(opj_j2k_t *j2k, OPJ_UINT32 num_threads)
Definition: j2k.c:6586
Progression order changes.
Definition: openjpeg.h:359
OPJ_UINT32 ihdr_w
Image width coming from JP2 IHDR box.
Definition: j2k.h:590
opj_tcp_t * m_default_tcp
store decoding parameters common to all tiles (information like COD, COC in main header) ...
Definition: j2k.h:463
Tile coder/decoder.
Definition: tcd.h:251
OPJ_BOOL epc_on
enables writing of EPC in MH, thus activating JPWL
Definition: j2k.h:405
int OPJ_BOOL
Definition: openjpeg.h:110
OPJ_BOOL info_on
enables writing of informative techniques of ESD, in case of activated JPWL
Definition: j2k.h:411
opj_j2k_enc_t m_encoder
Definition: j2k.h:558
OPJ_UINT32 numpocs
number of progression order changes
Definition: j2k.h:254
OPJ_UINT32 mct
multi-component transform identifier
Definition: j2k.h:250
OPJ_UINT32 numresolutions
number of resolutions
Definition: j2k.h:179
void j2k_dump_image_header(opj_image_t *image, OPJ_BOOL dev_dump_flag, FILE *out_stream)
Dump an image header structure.
Definition: j2k.c:11187
JPEG-2000 codestream reader/writer.
Definition: j2k.h:551
OPJ_UINT32 m_nb_mcc_records
the number of mct records.
Definition: j2k.h:298
OPJ_UINT16 rsiz
Size of the image in bits.
Definition: j2k.h:351
opj_procedure_list_t * m_procedure_list
the list of procedures to exec
Definition: j2k.h:572
OPJ_BOOL epb_on
enables writing of EPB, in case of activated JPWL
Definition: j2k.h:407
OPJ_OFF_T m_tlm_start
locate the start position of the TLM marker after encoding the tilepart, a jump (in j2k_write_sod) is...
Definition: j2k.h:510
Byte input-output stream.
Definition: cio.h:81
OPJ_UINT32 m_encoded_tile_size
Definition: j2k.h:528
opj_j2k_t * opj_j2k_create_compress(void)
Creates a J2K compression structure.
Definition: j2k.c:6634
OPJ_UINT32 m_end_tile_y
Definition: j2k.h:472
opj_tccp_t * tccps
tile-component coding parameters
Definition: j2k.h:274
unsigned char OPJ_BYTE
Definition: openjpeg.h:117
opj_image_t * image
image header
Definition: tcd.h:265
OPJ_BYTE * m_data
data for the tile
Definition: j2k.h:280
J2K_MCT_ELEMENT_TYPE m_element_type
Definition: j2k.h:211
const char * opj_j2k_convert_progression_order(OPJ_PROG_ORDER prg_order)
Converts an enum type progression order to string type.
Definition: j2k.c:1617
Tile-component coding parameters.
Definition: j2k.h:175
OPJ_BOOL opj_j2k_read_tile_header(opj_j2k_t *p_j2k, 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)
Reads a tile header.
Definition: j2k.c:9383
OPJ_UINT32 m_nb_max_mct_records
the max number of mct records.
Definition: j2k.h:294
struct opj_j2k opj_j2k_t
JPEG-2000 codestream reader/writer.
struct opj_tccp opj_tccp_t
Tile-component coding parameters.
opj_mct_data_t * m_offset_array
Definition: j2k.h:226
OPJ_BOOL opj_j2k_encode(opj_j2k_t *p_j2k, opj_stream_private_t *cio, opj_event_mgr_t *p_manager)
Encodes an image into a JPEG-2000 codestream.
Definition: j2k.c:12063
OPJ_UINT32 m_nb_max_mcc_records
the max number of mct records.
Definition: j2k.h:300
the EOC marker has just been read
Definition: j2k.h:125
uint16_t OPJ_UINT16
Definition: openjpeg.h:124
the decoding process is in the main header
Definition: j2k.h:122
OPJ_UINT32 m_reduce
if != 0, then original dimension divided by 2^(reduce); if == 0 or not used, image is decoded to the ...
Definition: j2k.h:337
OPJ_BOOL opj_j2k_write_tile(opj_j2k_t *p_j2k, 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)
Writes a tile.
Definition: j2k.c:12977
OPJ_BYTE * m_tlm_sot_offsets_current
The current offset of the tlm buffer.
Definition: j2k.h:518
int32_t OPJ_INT32
Definition: openjpeg.h:125
OPJ_CHAR * comment
comment
Definition: j2k.h:361
Information structure about the codestream (FIXME should be expand and enhance)
Definition: openjpeg.h:956
the decoding process must not expect a EOC marker because the codestream is truncated ...
Definition: j2k.h:126
OPJ_UINT32 ty0
YTOsiz.
Definition: j2k.h:355
OPJ_UINT32 m_nb_tile_parts
number of tile parts for the tile.
Definition: j2k.h:278
Definition: j2k.h:148
OPJ_BOOL m_PLT
Definition: j2k.h:538
Definition: j2k.h:149
struct opj_mct_data opj_mct_data_t
FIXME DOC.
OPJ_BOOL m_last_tile_part
Indicate that the current tile-part is assume as the last tile part of the codestream.
Definition: j2k.h:484
OPJ_INT32 ppm_previous
use in case of multiple marker PPM (case on non-finished previous info)
Definition: j2k.h:390
OPJ_UINT32 m_index
Definition: j2k.h:223
Definition: j2k.h:147
MCT_ELEMENT_TYPE
Type of elements storing in the MCT data.
Definition: j2k.h:136
OPJ_INT32 m_tp_pos
Position of tile part flag in progression order.
Definition: j2k.h:319
OPJ_BOOL opj_j2k_set_decoded_components(opj_j2k_t *p_j2k, OPJ_UINT32 numcomps, const OPJ_UINT32 *comps_indices, opj_event_mgr_t *p_manager)
Sets the indices of the components to decode.
Definition: j2k.c:10061
OPJ_BOOL opj_j2k_decode(opj_j2k_t *j2k, opj_stream_private_t *p_stream, opj_image_t *p_image, opj_event_mgr_t *p_manager)
Decode an image from a JPEG-2000 codestream.
Definition: j2k.c:11823
OPJ_UINT32 m_layer
if != 0, then only the first "layer" layers are decoded; if == 0 or not used, all the quality layers ...
Definition: j2k.h:339
the decoding process has encountered an error (FIXME warning V1 = 0x0080)
Definition: j2k.h:130
OPJ_UINT32 tx0
XTOsiz.
Definition: j2k.h:353
opj_codestream_index_t * cstr_index
helper used to write the index file
Definition: j2k.h:578
a SOC marker is expected
Definition: j2k.h:120
OPJ_BYTE * ppm_data_first
pointer remaining on the first byte of the first header if ppm is used
Definition: j2k.h:384
void opj_j2k_setup_decoder(opj_j2k_t *j2k, opj_dparameters_t *parameters)
Setup the decoder decoding parameters using user parameters.
Definition: j2k.c:6571
OPJ_FLOAT32 * m_mct_coding_matrix
the mct coding matrix
Definition: j2k.h:288
Defines image data and characteristics.
Definition: openjpeg.h:703
float OPJ_FLOAT32
Definition: openjpeg.h:115
void opj_j2k_destroy(opj_j2k_t *p_j2k)
Destroys a jpeg2000 codec.
Definition: j2k.c:9043
the decoding process is in a tile part header
Definition: j2k.h:124
opj_codestream_index_t * j2k_get_cstr_index(opj_j2k_t *p_j2k)
Get the codestream index from a JPEG2000 codec.
Definition: j2k.c:11318
Definition: j2k.h:137
opj_codestream_info_v2_t * j2k_get_cstr_info(opj_j2k_t *p_j2k)
Get the codestream info from a JPEG2000 codec.
Definition: j2k.c:11242
struct opj_j2k_dec opj_j2k_dec_t
Definition: j2k.h:335
OPJ_UINT32 m_index
Definition: j2k.h:213
opj_image_t * m_private_image
pointer to the internal/private encoded / decoded image
Definition: j2k.h:563
struct opj_encoding_param opj_encoding_param_t
struct opj_decoding_param opj_decoding_param_t
int exp_comps
expected number of components at the decoder
Definition: j2k.h:441
OPJ_UINT32 m_start_tile_x
Only tiles index in the correct range will be decoded.
Definition: j2k.h:469
OPJ_BOOL m_is_decoder
Definition: j2k.h:553
Decompression parameters.
Definition: openjpeg.h:546
OPJ_UINT32 csty
coding style
Definition: j2k.h:243
opj_procedure_list_t * m_validation_list
the list of validation procedures to follow to make sure the code is valid
Definition: j2k.h:575
OPJ_BOOL opj_j2k_set_decoded_resolution_factor(opj_j2k_t *p_j2k, OPJ_UINT32 res_factor, opj_event_mgr_t *p_manager)
Definition: j2k.c:11996
a tile header has been successfully read and codestream is expected
Definition: j2k.h:127
OPJ_UINT32 m_reserved_bytes_for_PLT
Definition: j2k.h:541
OPJ_UINT32 m_nb_mct_records
the number of mct records.
Definition: j2k.h:292
struct opj_stepsize opj_stepsize_t
Quantization stepsize.
A list of procedures.
Definition: function_list.h:57
OPJ_UINT32 m_nb_comps
Definition: j2k.h:224
Definition: j2k.h:315
Definition: j2k.h:158
OPJ_BOOL opj_j2k_start_compress(opj_j2k_t *p_j2k, opj_stream_private_t *p_stream, opj_image_t *p_image, opj_event_mgr_t *p_manager)
Starts a compression scheme, i.e.
Definition: j2k.c:12187
OPJ_UINT32 m_current_tile_number
number of the tile currently concern by coding/decoding
Definition: j2k.h:581
OPJ_UINT32 m_current_poc_tile_part_number
Tile part number, regardless of poc, for each new poc, tp is reset to 1.
Definition: j2k.h:501
OPJ_UINT32 m_sot_length
to tell the tile part length
Definition: j2k.h:467
opj_j2k_t * opj_j2k_create_decompress(void)
Creates a J2K decompression structure.
Definition: j2k.c:10276
OPJ_BOOL opj_j2k_decode_tile(opj_j2k_t *p_j2k, 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.
Definition: j2k.c:9692
void j2k_destroy_cstr_index(opj_codestream_index_t *p_cstr_ind)
Destroys a codestream index structure.
Definition: j2k.c:9113
enum PROG_ORDER OPJ_PROG_ORDER
Progression order.
OPJ_UINT32 cblkw
code-blocks width
Definition: j2k.h:181
OPJ_BYTE * ppt_buffer
used to keep a track of the allocated memory
Definition: j2k.h:266
OPJ_BOOL opj_j2k_encoder_set_extra_options(opj_j2k_t *p_j2k, const char *const *p_options, opj_event_mgr_t *p_manager)
Specify extra options for the encoder.
Definition: j2k.c:12029
MCT_ARRAY_TYPE
Type of MCT array.
Definition: j2k.h:146
OPJ_UINT32 numgbits
number of guard bits
Definition: j2k.h:193
unsigned int dump_state
Set to 1 by the decoder initialization if OPJ_DPARAMETERS_DUMP_FLAG is set.
Definition: j2k.h:596
OPJ_UINT32 * m_comps_indices_to_decode
Definition: j2k.h:487
OPJ_FLOAT64 * mct_norms
encoding norms
Definition: j2k.h:284
OPJ_UINT32 ppt_len
size of ppt_data
Definition: j2k.h:270
OPJ_UINT32 ppt_markers_count
number of ppt markers (reserved size)
Definition: j2k.h:259
OPJ_UINT32 m_max_comp_size
Maximum rate for each component.
Definition: j2k.h:317
#define J2K_MAX_POCS
Maximum number of POCs.
Definition: j2k.h:110
opj_simple_mcc_decorrelation_data_t * m_mcc_records
mcc records
Definition: j2k.h:296
OPJ_BOOL opj_j2k_set_decode_area(opj_j2k_t *p_j2k, 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)
Sets the given area to be decoded.
Definition: j2k.c:10121
opj_ppx * ppt_markers
ppt markers data (table indexed by Zppt)
Definition: j2k.h:261
J2K_MCT_ARRAY_TYPE m_array_type
Definition: j2k.h:212
OPJ_INT32 * m_matrice
fixed layer
Definition: j2k.h:321
OPJ_UINT32 m_data_size
Definition: j2k.h:233
OPJ_UINT32 qntsty
quantisation style
Definition: j2k.h:189
OPJ_PROG_ORDER prg
progression order
Definition: j2k.h:245
Coding parameters.
Definition: j2k.h:347
struct opj_simple_mcc_decorrelation_data opj_simple_mcc_decorrelation_data_t
FIXME DOC.
Definition: j2k.h:231
Defines a single image component.
Definition: openjpeg.h:671
OPJ_UINT32 ppm_markers_count
number of ppm markers (reserved size)
Definition: j2k.h:368
opj_mct_data_t * m_decorrelation_array
Definition: j2k.h:225
enum MCT_ELEMENT_TYPE J2K_MCT_ELEMENT_TYPE
Type of elements storing in the MCT data.
OPJ_UINT32 m_header_tile_data_size
Definition: j2k.h:535
struct opj_ppx_struct opj_ppx
Quantization stepsize.
Definition: j2k.h:165
OPJ_UINT32 tdx
XTsiz.
Definition: j2k.h:357
OPJ_UINT32 cblkh
code-blocks height
Definition: j2k.h:183
FIXME DOC.
Definition: j2k.h:222
Definition: j2k.h:457
OPJ_INT32 m_current_tile_part_number
current tile part number or -1 if first time into this tile
Definition: j2k.h:276
FIXME DOC.
Definition: j2k.h:210
MCT data is stored as signed shorts.
Definition: j2k.h:138
OPJ_UINT32 num_layers_to_decode
Definition: j2k.h:248
OPJ_BOOL correct
enables JPWL correction at the decoder
Definition: j2k.h:439
OPJ_UINT32 th
number of tiles in height
Definition: j2k.h:365
OPJ_BYTE * m_header_data
Definition: j2k.h:464
J2K_STATUS
Values that specify the status of the decoding process when decoding the main header.
Definition: j2k.h:118
int sens_MH
sensitivity method for MH (-1,0-7)
Definition: j2k.h:433
MCT data is stored as signed integers.
Definition: j2k.h:139
opj_mct_data_t * m_mct_records
mct records
Definition: j2k.h:290
OPJ_BYTE * m_header_tile_data
Definition: j2k.h:531
unsigned int OPJ_BITFIELD
Definition: opj_includes.h:217
OPJ_BOOL opj_j2k_get_tile(opj_j2k_t *p_j2k, opj_stream_private_t *p_stream, opj_image_t *p_image, opj_event_mgr_t *p_manager, OPJ_UINT32 tile_index)
Definition: j2k.c:11881
OPJ_UINT32 qmfbid
discrete wavelet transform identifier
Definition: j2k.h:187
OPJ_OFF_T m_last_sot_read_pos
Position of the last SOT marker read.
Definition: j2k.h:477
OPJ_UINT32 m_end_tile_x
Definition: j2k.h:471
OPJ_UINT32 ppm_len
size of the ppm_data
Definition: j2k.h:375
int sens_addr
sensitivity addressing size (0=auto/2/4 bytes)
Definition: j2k.h:429
OPJ_BOOL opj_j2k_setup_encoder(opj_j2k_t *p_j2k, opj_cparameters_t *parameters, opj_image_t *image, opj_event_mgr_t *p_manager)
Definition: j2k.c:7494
OPJ_BYTE * m_tlm_sot_offsets_buffer
Stores the sizes of the tlm.
Definition: j2k.h:514
int sens_size
enables writing of ESD, (0/2/4 bytes)
Definition: j2k.h:427
Function called in Rate allocation process.
Definition: j2k.h:159
OPJ_BYTE * ppm_data
packet header store there for future use in t2_decode_packet
Definition: j2k.h:373
Index structure of the codestream (FIXME should be expand and enhance)
Definition: openjpeg.h:1031
Definition: thread.c:605
OPJ_FLOAT32 * m_mct_decoding_matrix
the mct decoding matrix
Definition: j2k.h:286
OPJ_UINT32 m_data_size
size of data
Definition: j2k.h:282
int sens_range
sensitivity range (0-3)
Definition: j2k.h:431
uint32_t OPJ_UINT32
Definition: openjpeg.h:126
OPJ_UINT32 m_start_tile_y
Definition: j2k.h:470
OPJ_INT32 expn
exponent
Definition: j2k.h:167
opj_ppx * ppm_markers
ppm markers data (table indexed by Zppm)
Definition: j2k.h:370
OPJ_UINT32 ihdr_h
Image height coming from JP2 IHDR box.
Definition: j2k.h:593
char OPJ_CHAR
Definition: openjpeg.h:114
opj_thread_pool_t * m_tp
Thread pool.
Definition: j2k.h:587
OPJ_UINT32 m_header_data_size
Definition: j2k.h:465
OPJ_BYTE * ppt_data
packet header store there for future use in t2_decode_packet
Definition: j2k.h:264
struct opj_tcp opj_tcp_t
Tile coding parameters : this structure is used to store coding/decoding parameters common to all til...
OPJ_BYTE m_tp_flag
Flag determining tile part generation.
Definition: j2k.h:323
Tile coding parameters : this structure is used to store coding/decoding parameters common to all til...
Definition: j2k.h:241
OPJ_INT32 m_tile_ind_to_dec
Index of the tile to decode (used in get_tile)
Definition: j2k.h:475
Compression parameters.
Definition: openjpeg.h:387
int hprot_MH
error protection method for MH (0,1,16,32,37-128)
Definition: j2k.h:415
OPJ_BYTE * ppm_buffer
packet header storage original buffer
Definition: j2k.h:382
OPJ_UINT32 tw
number of tiles in width
Definition: j2k.h:363
OPJ_UINT32 m_current_tile_part_number
Tile part number currently coding, taking into account POC.
Definition: j2k.h:504
OPJ_BYTE * m_data
Definition: j2k.h:214
#define OPJ_J2K_MAXBANDS
Number of maximum sub-band linked to number of resolution level.
Definition: openjpeg.h:147
OPJ_BYTE * m_encoded_tile_data
Definition: j2k.h:525
opj_encoding_param_t m_enc
Definition: j2k.h:397
opj_decoding_param_t m_dec
Definition: j2k.h:396
OPJ_BYTE * m_data
Definition: j2k.h:232
OPJ_UINT32 m_state
locate in which part of the codestream the decoder is (main header, tile header, end) ...
Definition: j2k.h:459
OPJ_UINT32 csty
coding style
Definition: j2k.h:177
#define JPWL_MAX_NO_PACKSPECS
Maximum number of packet parts expected by JPWL: increase at your will.
Definition: openjpeg.h:157
a SOC marker is expected
Definition: j2k.h:119
a SIZ marker is expected
Definition: j2k.h:121
the decoding process is in a tile part header and expects a SOT marker
Definition: j2k.h:123
OPJ_INT32 ppm_store
use in case of multiple marker PPM (number of info already store)
Definition: j2k.h:388
opj_cp_t m_cp
Coding parameters.
Definition: j2k.h:569
OPJ_INT32 mant
mantissa
Definition: j2k.h:169
OPJ_UINT32 m_data_size
Definition: j2k.h:215
OPJ_UINT32 m_total_tile_parts
Total num of tile parts in whole image = num tiles* num tileparts in each tile.
Definition: j2k.h:522
OPJ_UINT32 cblksty
code-block coding style
Definition: j2k.h:185
OPJ_UINT32 ppm_data_size
Number of bytes actually stored inside the ppm_data.
Definition: j2k.h:386
opj_tcp_t * tcps
tile coding parameters
Definition: j2k.h:393
opj_image_t * m_output_image
Definition: j2k.h:566
void j2k_dump(opj_j2k_t *p_j2k, OPJ_INT32 flag, FILE *out_stream)
Dump some elements from the J2K decompression structure .
Definition: j2k.c:11051
OPJ_UINT32 numlayers
number of layers
Definition: j2k.h:247
OPJ_UINT32 ppm_data_read
size of the ppm_data
Definition: j2k.h:377
opj_j2k_dec_t m_decoder
Definition: j2k.h:557
void j2k_dump_image_comp_header(opj_image_comp_t *comp, OPJ_BOOL dev_dump_flag, FILE *out_stream)
Dump a component image header structure.
Definition: j2k.c:11219