OpenJPEG
2.2.0
|
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <assert.h>
#include "j2kheader_manager.h"
Macros | |
#define | FCGI_stdout stdout |
#define | FCGI_stderr stderr |
#define | logstream stderr |
Functions | |
SIZmarker_param_t | get_SIZmkrdata_from_j2kstream (Byte_t *SIZstream) |
CODmarker_param_t | get_CODmkrdata_from_j2kstream (Byte_t *CODstream) |
OPJ_BOOL | get_mainheader_from_j2kstream (Byte_t *j2kstream, SIZmarker_param_t *SIZ, CODmarker_param_t *COD) |
get main header information from j2k codestream More... | |
OPJ_BOOL | modify_SIZmkrstream (SIZmarker_param_t SIZ, int difOfdecomplev, Byte_t *SIZstream) |
Byte2_t | modify_CODmkrstream (CODmarker_param_t COD, int numOfdecomp, Byte_t *CODstream) |
OPJ_BOOL | modify_mainheader (Byte_t *j2kstream, int numOfdecomp, SIZmarker_param_t SIZ, CODmarker_param_t COD, Byte8_t *j2klen) |
modify main header in j2k codestream to fit with the new number of decompositions More... | |
OPJ_BOOL | modify_COCmkrstream (int numOfdecomp, Byte_t *COCstream, Byte2_t Csiz, Byte2_t *oldLcoc, Byte2_t *newLcoc) |
OPJ_BOOL | modify_tileheader (Byte_t *j2kstream, Byte8_t SOToffset, int numOfdecomp, Byte2_t Csiz, Byte8_t *j2klen) |
modify tile header in j2k codestream to fit with the tile part length, and new number of decompositions for multi-componet images More... | |
#define FCGI_stderr stderr |
#define FCGI_stdout stdout |
#define logstream stderr |
CODmarker_param_t get_CODmkrdata_from_j2kstream | ( | Byte_t * | CODstream | ) |
OPJ_BOOL get_mainheader_from_j2kstream | ( | Byte_t * | j2kstream, |
SIZmarker_param_t * | SIZ, | ||
CODmarker_param_t * | COD | ||
) |
get main header information from j2k codestream
[in] | j2kstream | j2k codestream |
[out] | SIZ | SIZ marker pointer |
[out] | COD | COD marker pointer |
References big2(), FCGI_stderr, get_CODmkrdata_from_j2kstream(), get_SIZmkrdata_from_j2kstream(), CODmarker_param::Lcod, SIZmarker_param::Lsiz, OPJ_FALSE, and OPJ_TRUE.
Referenced by get_SIZ_from_jpipstream(), recons_codestream_from_JPPstream(), and recons_codestream_from_JPTstream().
SIZmarker_param_t get_SIZmkrdata_from_j2kstream | ( | Byte_t * | SIZstream | ) |
References big2(), big4(), SIZmarker_param::Csiz, FCGI_stderr, SIZmarker_param::Lsiz, SIZmarker_param::Rsiz, SIZmarker_param::Ssiz, SIZmarker_param::XOsiz, SIZmarker_param::XRsiz, SIZmarker_param::Xsiz, SIZmarker_param::XTnum, SIZmarker_param::XTOsiz, SIZmarker_param::XTsiz, SIZmarker_param::YOsiz, SIZmarker_param::YRsiz, SIZmarker_param::Ysiz, SIZmarker_param::YTnum, SIZmarker_param::YTOsiz, and SIZmarker_param::YTsiz.
Referenced by get_mainheader_from_j2kstream().
OPJ_BOOL modify_COCmkrstream | ( | int | numOfdecomp, |
Byte_t * | COCstream, | ||
Byte2_t | Csiz, | ||
Byte2_t * | oldLcoc, | ||
Byte2_t * | newLcoc | ||
) |
References big2(), FCGI_stderr, OPJ_FALSE, and OPJ_TRUE.
Referenced by modify_tileheader().
Byte2_t modify_CODmkrstream | ( | CODmarker_param_t | COD, |
int | numOfdecomp, | ||
Byte_t * | CODstream | ||
) |
References FCGI_stderr, CODmarker_param::Lcod, and CODmarker_param::Scod.
Referenced by modify_mainheader().
OPJ_BOOL modify_mainheader | ( | Byte_t * | j2kstream, |
int | numOfdecomp, | ||
SIZmarker_param_t | SIZ, | ||
CODmarker_param_t | COD, | ||
Byte8_t * | j2klen | ||
) |
modify main header in j2k codestream to fit with the new number of decompositions
[in] | j2kstream | j2k codestream |
[in] | numOfdecomp | the New number of decompositions |
[in] | SIZ | original SIZ marker information |
[in] | COD | original COD marker information |
[out] | j2klen | pointer to the length of j2k code stream |
References FCGI_stderr, CODmarker_param::Lcod, SIZmarker_param::Lsiz, modify_CODmkrstream(), modify_SIZmkrstream(), CODmarker_param::numOfdecomp, OPJ_FALSE, and OPJ_TRUE.
Referenced by recons_codestream_from_JPPstream().
OPJ_BOOL modify_SIZmkrstream | ( | SIZmarker_param_t | SIZ, |
int | difOfdecomplev, | ||
Byte_t * | SIZstream | ||
) |
OPJ_BOOL modify_tileheader | ( | Byte_t * | j2kstream, |
Byte8_t | SOToffset, | ||
int | numOfdecomp, | ||
Byte2_t | Csiz, | ||
Byte8_t * | j2klen | ||
) |
modify tile header in j2k codestream to fit with the tile part length, and new number of decompositions for multi-componet images
[in] | j2kstream | j2k codestream |
[in] | SOToffset | offset of SOT marker from the beginning of j2kstream |
[in] | numOfdecomp | the New number of decompositions, -1 if the same as original |
[in] | Csiz | number of components |
[out] | j2klen | pointer to the length of j2k code stream |
References FCGI_stderr, modify_4Bytecode(), modify_COCmkrstream(), OPJ_FALSE, and OPJ_TRUE.
Referenced by recons_codestream_from_JPPstream().