77#include <jasper/jas_config.h> 
  103#define JAS_IMAGE_KIBI                  (JAS_CAST(size_t, 1024)) 
  104#define JAS_IMAGE_MEBI                  (JAS_IMAGE_KIBI * JAS_IMAGE_KIBI) 
  107#define JAS_IMAGE_INMEMTHRESH   (256 * JAS_IMAGE_MEBI) 
  113#define JAS_IMAGE_CT_UNKNOWN    0x10000 
  114#define JAS_IMAGE_CT_COLOR(n)   ((n) & 0x7fff) 
  115#define JAS_IMAGE_CT_OPACITY    0x08000 
  117#define JAS_IMAGE_CT_RGB_R      0 
  118#define JAS_IMAGE_CT_RGB_G      1 
  119#define JAS_IMAGE_CT_RGB_B      2 
  121#define JAS_IMAGE_CT_YCBCR_Y    0 
  122#define JAS_IMAGE_CT_YCBCR_CB   1 
  123#define JAS_IMAGE_CT_YCBCR_CR   2 
  125#define JAS_IMAGE_CT_GRAY_Y     0 
  135#define JAS_IMAGE_COORD_MAX INT_FAST32_MAX 
  136#define JAS_IMAGE_COORD_MIN INT_FAST32_MIN 
  293#define JAS_IMAGE_MAXFMTS       32 
  374#define jas_image_width(image) \ 
  375        ((image)->brx_ - (image)->tlx_) 
 
  380#define jas_image_height(image) \ 
  381        ((image)->bry_ - (image)->tly_) 
 
  387#define jas_image_tlx(image) \ 
 
  394#define jas_image_tly(image) \ 
 
  401#define jas_image_brx(image) \ 
 
  408#define jas_image_bry(image) \ 
 
  414#define jas_image_numcmpts(image) \ 
 
  420#define jas_image_clrspc(image) \ 
 
  426#define jas_image_setclrspc(image, clrspc) \ 
  427        ((image)->clrspc_ = (clrspc)) 
 
  429#define jas_image_cmpttype(image, cmptno) \ 
  430        ((image)->cmpts_[(cmptno)]->type_) 
  431#define jas_image_setcmpttype(image, cmptno, type) \ 
  432        ((image)->cmpts_[(cmptno)]->type_ = (type)) 
  437#define jas_image_cmptwidth(image, cmptno) \ 
  438        ((image)->cmpts_[cmptno]->width_) 
 
  443#define jas_image_cmptheight(image, cmptno) \ 
  444        ((image)->cmpts_[cmptno]->height_) 
 
  449#define jas_image_cmptsgnd(image, cmptno) \ 
  450        ((image)->cmpts_[cmptno]->sgnd_) 
 
  455#define jas_image_cmptprec(image, cmptno) \ 
  456        ((image)->cmpts_[cmptno]->prec_) 
 
  461#define jas_image_cmpthstep(image, cmptno) \ 
  462        ((image)->cmpts_[cmptno]->hstep_) 
 
  467#define jas_image_cmptvstep(image, cmptno) \ 
  468        ((image)->cmpts_[cmptno]->vstep_) 
 
  473#define jas_image_cmpttlx(image, cmptno) \ 
  474        ((image)->cmpts_[cmptno]->tlx_) 
 
  479#define jas_image_cmpttly(image, cmptno) \ 
  480        ((image)->cmpts_[cmptno]->tly_) 
 
  486#define jas_image_cmptbrx(image, cmptno) \ 
  487        ((image)->cmpts_[cmptno]->tlx_ + (image)->cmpts_[cmptno]->width_ * \ 
  488          (image)->cmpts_[cmptno]->hstep_) 
 
  494#define jas_image_cmptbry(image, cmptno) \ 
  495        ((image)->cmpts_[cmptno]->tly_ + (image)->cmpts_[cmptno]->height_ * \ 
  496          (image)->cmpts_[cmptno]->vstep_) 
 
  567static inline bool JAS_IMAGE_CDT_GETSGND(uint_least8_t dtype)
 
  569        return (dtype >> 7) & 1;
 
  573static inline uint_least8_t JAS_IMAGE_CDT_SETSGND(
bool sgnd)
 
  575        return (uint_least8_t)sgnd << 7;
 
  579static inline uint_least8_t JAS_IMAGE_CDT_GETPREC(uint_least8_t dtype)
 
  585static inline uint_least8_t JAS_IMAGE_CDT_SETPREC(uint_least8_t dtype)
 
  591static inline uint_least8_t jas_image_cmptdtype(
const jas_image_t *image,
 
  594        return JAS_IMAGE_CDT_SETSGND(image->cmpts_[cmptno]->sgnd_) |
 
  595                JAS_IMAGE_CDT_SETPREC(image->cmpts_[cmptno]->prec_);
 
  603  unsigned numlutents, 
const int_fast32_t *lutents, 
unsigned dtype,
 
  618  unsigned x, 
unsigned y, int_fast32_t v);
 
  637#if defined(JAS_FOR_INTERNAL_USE_ONLY) 
  639  size_t *image_numfmts);
 
  656int jas_image_delfmtbyid(
int id);
 
  672int jas_image_getfmtindbyname(
const char* name);
 
  682#if defined(JAS_FOR_INTERNAL_USE_ONLY) 
  684  size_t *image_numfmts, 
int id, 
const char *name, 
const char *ext,
 
  736#define jas_image_cmprof(image) ((image)->cmprof_) 
  773#define jas_image_setcmprof(image, cmprof) ((image)->cmprof_ = cmprof) 
  792#if defined(JAS_INCLUDE_JPG_CODEC) 
  802#if defined(JAS_INCLUDE_HEIC_CODEC) 
  812#if defined(JAS_INCLUDE_MIF_CODEC) 
  822#if defined(JAS_INCLUDE_PNM_CODEC) 
  832#if defined(JAS_INCLUDE_RAS_CODEC) 
  842#if defined(JAS_INCLUDE_BMP_CODEC) 
  852#if defined(JAS_INCLUDE_JP2_CODEC) 
  862#if defined(JAS_INCLUDE_JPC_CODEC) 
  872#if defined(JAS_INCLUDE_PGX_CODEC) 
unsigned jas_clrspc_t
Color space.
Definition jas_cm.h:97
jas_cmxform_intent_t
Rendering intents.
Definition jas_cm.h:114
JAS_EXPORT int jas_image_copycmpt(jas_image_t *dstimage, unsigned dstcmptno, jas_image_t *srcimage, unsigned srccmptno)
Copy a component from one image to another.
Definition jas_image.c:1081
JAS_EXPORT int jas_image_depalettize(jas_image_t *image, unsigned cmptno, unsigned numlutents, const int_fast32_t *lutents, unsigned dtype, unsigned newcmptno)
Depalettize an image.
Definition jas_image.c:1134
JAS_EXPORT int jas_image_readcmpt(jas_image_t *image, unsigned cmptno, jas_image_coord_t x, jas_image_coord_t y, jas_image_coord_t width, jas_image_coord_t height, jas_matrix_t *data)
Read a rectangular region of an image component.
Definition jas_image.c:485
JAS_EXPORT void jas_image_destroy(jas_image_t *image)
Deallocate any resources associated with an image.
Definition jas_image.c:304
int_fast32_t jas_image_coord_t
Image coordinate.
Definition jas_image.h:134
JAS_EXPORT void jas_image_delcmpt(jas_image_t *image, unsigned cmptno)
Delete a component from an image.
Definition jas_image.c:932
JAS_ATTRIBUTE_PURE JAS_EXPORT int jas_image_strtofmt(const char *s)
Get the ID for the image format with the specified name.
Definition jas_image.c:835
JAS_EXPORT int jas_image_addcmpt(jas_image_t *image, int cmptno, const jas_image_cmptparm_t *cmptparm)
Add a component to an image.
Definition jas_image.c:947
JAS_EXPORT jas_image_t * jas_image_copy(jas_image_t *image)
Clone an image.
Definition jas_image.c:223
JAS_ATTRIBUTE_CONST JAS_EXPORT const jas_image_fmtinfo_t * jas_image_lookupfmtbyid(int id)
Lookup image format information by the format ID.
Definition jas_image.c:978
JAS_EXPORT int jas_image_readcmptsample(jas_image_t *image, unsigned cmptno, unsigned x, unsigned y)
Read a component sample for an image.
Definition jas_image.c:1177
JAS_ATTRIBUTE_PURE JAS_EXPORT int jas_image_getfmt(jas_stream_t *in)
Get the format of image data in a stream.
Definition jas_image.c:853
JAS_EXPORT int jas_image_dump(jas_image_t *image, FILE *out)
Dump the information for an image (for debugging).
Definition jas_image.c:1104
JAS_ATTRIBUTE_PURE JAS_EXPORT uint_fast32_t jas_image_rawsize(const jas_image_t *image)
Get the raw size of an image (i.e., the nominal size of the image without any compression.
Definition jas_image.c:918
JAS_EXPORT jas_image_t * jas_image_chclrspc(jas_image_t *image, const jas_cmprof_t *outprof, jas_cmxform_intent_t intent)
Change the color space for an image.
Definition jas_image.c:1576
JAS_EXPORT void jas_image_writecmptsample(jas_image_t *image, unsigned cmptno, unsigned x, unsigned y, int_fast32_t v)
Write a component sample for an image.
Definition jas_image.c:1199
JAS_EXPORT int jas_image_addfmt(int id, const char *name, const char *ext, const char *desc, const jas_image_fmtops_t *ops)
Add entry to table of image formats.
Definition jas_image.c:806
JAS_ATTRIBUTE_CONST JAS_EXPORT const char * jas_image_fmttostr(int fmt)
Get the name of the image format with the specified ID.
Definition jas_image.c:844
JAS_ATTRIBUTE_PURE JAS_EXPORT int jas_image_getcmptbytype(const jas_image_t *image, jas_image_cmpttype_t ctype)
Get an image component by its type.
Definition jas_image.c:1222
JAS_EXPORT const jas_image_fmtinfo_t * jas_image_getfmtbyind(int index)
Get a image format entry by its table index.
Definition jas_image.c:722
JAS_ATTRIBUTE_PURE JAS_EXPORT bool jas_image_cmpt_domains_same(const jas_image_t *image)
Test if all components are specified at the same positions in space.
Definition jas_image.c:901
JAS_ATTRIBUTE_PURE JAS_EXPORT int jas_image_fmtfromname(const char *filename)
Guess the format of an image file based on its name.
Definition jas_image.c:875
JAS_EXPORT int jas_image_encode(jas_image_t *image, jas_stream_t *out, int fmt, const char *optstr)
Write an image to a stream in a specified format.
Definition jas_image.c:469
JAS_ATTRIBUTE_PURE JAS_EXPORT const jas_image_fmtinfo_t * jas_image_lookupfmtbyname(const char *name)
Lookup image format information by the format name.
Definition jas_image.c:993
int_fast32_t jas_image_cmpttype_t
Component type (e.g., color, opacity).
Definition jas_image.h:146
JAS_EXPORT int jas_image_sampcmpt(jas_image_t *image, unsigned cmptno, unsigned newcmptno, jas_image_coord_t ho, jas_image_coord_t vo, jas_image_coord_t hs, jas_image_coord_t vs, int sgnd, unsigned prec)
???
Definition jas_image.c:1315
JAS_EXPORT void jas_image_clearfmts(void)
Clear the table of image formats.
Definition jas_image.c:755
JAS_EXPORT int jas_image_writecmpt(jas_image_t *image, unsigned cmptno, jas_image_coord_t x, jas_image_coord_t y, jas_image_coord_t width, jas_image_coord_t height, const jas_matrix_t *data)
Write a rectangular region of an image component.
Definition jas_image.c:588
int_fast16_t jas_image_smpltype_t
Component sample data format (e.g., real/integer, signedness, precision).
Definition jas_image.h:152
JAS_EXPORT int jas_image_readcmpt2(jas_image_t *image, unsigned cmptno, jas_image_coord_t x, jas_image_coord_t y, jas_image_coord_t width, jas_image_coord_t height, long *buf)
Read sample data in a component of an image.
Definition jas_image.c:1238
JAS_EXPORT int jas_image_getnumfmts(void)
Get the number of image format table entries.
Definition jas_image.c:730
JAS_EXPORT jas_image_t * jas_image_create(unsigned numcmpts, const jas_image_cmptparm_t *cmptparms, jas_clrspc_t clrspc)
Create an image.
Definition jas_image.c:126
int_fast16_t jas_image_colorspc_t
Color space (e.g., RGB, YCbCr).
Definition jas_image.h:141
JAS_EXPORT int jas_image_writecmpt2(jas_image_t *image, unsigned cmptno, jas_image_coord_t x, jas_image_coord_t y, jas_image_coord_t width, jas_image_coord_t height, const long *buf)
Write sample data in a component of an image.
Definition jas_image.c:1277
JAS_EXPORT jas_image_t * jas_image_decode(jas_stream_t *in, int fmt, const char *optstr)
Create an image from a stream in some specified format.
Definition jas_image.c:420
JAS_EXPORT jas_image_t * jas_image_create0(void)
Create an "empty" image.
Definition jas_image.c:201
JAS_EXPORT int jas_image_setfmtenable(int index, int enabled)
Get the number of image format table entries.
Definition jas_image.c:737
JAS_ATTRIBUTE_PURE JAS_EXPORT int jas_image_ishomosamp(const jas_image_t *image)
Test if the sampling of the image is homogeneous.
Definition jas_image.c:1418
Image component class.
Definition jas_image.h:168
Component parameters class.
Definition jas_image.h:258
Image format information.
Definition jas_image.h:314
char * desc
Definition jas_image.h:335
int id
Definition jas_image.h:317
jas_image_fmtops_t ops
Definition jas_image.h:338
char * name
Definition jas_image.h:320
char ** exts
Definition jas_image.h:327
int enabled
Definition jas_image.h:332
Image format-dependent operations.
Definition jas_image.h:298
int(* encode)(jas_image_t *image, jas_stream_t *out, const char *opts)
Definition jas_image.h:304
int(* validate)(jas_stream_t *in)
Definition jas_image.h:307
Image class.
Definition jas_image.h:215
Matrix type.
Definition jas_seq.h:117
I/O stream object.
Definition jas_stream.h:206