-/*\r
- * Copyright (c) 2001-2003, David Janssens\r
- * Copyright (c) 2002-2003, Yannick Verschueren\r
- * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe\r
- * Copyright (c) 2005, Hervé Drolon, FreeImage Team\r
- * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium\r
- * All rights reserved.\r
- *\r
- * Redistribution and use in source and binary forms, with or without\r
- * modification, are permitted provided that the following conditions\r
- * are met:\r
- * 1. Redistributions of source code must retain the above copyright\r
- * notice, this list of conditions and the following disclaimer.\r
- * 2. Redistributions in binary form must reproduce the above copyright\r
- * notice, this list of conditions and the following disclaimer in the\r
- * documentation and/or other materials provided with the distribution.\r
- *\r
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'\r
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE\r
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE\r
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE\r
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR\r
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF\r
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS\r
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN\r
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)\r
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE\r
- * POSSIBILITY OF SUCH DAMAGE.\r
- */\r
-#ifndef OPENJPEG_H\r
-#define OPENJPEG_H\r
-\r
-#define OPENJPEG_VERSION "1.0.0"\r
-\r
-/* \r
-==========================================================\r
- Compiler directives\r
-==========================================================\r
-*/\r
-#ifndef __cplusplus\r
-#if defined(HAVE_STDBOOL_H)\r
-/*\r
-The C language implementation does correctly provide the standard header\r
-file "stdbool.h".\r
- */\r
-#include <stdbool.h>\r
-#else\r
-/*\r
-The C language implementation does not provide the standard header file\r
-"stdbool.h" as required by ISO/IEC 9899:1999. Try to compensate for this\r
-braindamage below.\r
-*/\r
-#if !defined(bool)\r
-#define bool int\r
-#endif\r
-#if !defined(true)\r
-#define true 1\r
-#endif\r
-#if !defined(false)\r
-#define false 0\r
-#endif\r
-#endif\r
-#endif /* __cplusplus */\r
-\r
-/* \r
-==========================================================\r
- Useful constant definitions\r
-==========================================================\r
-*/\r
-\r
-#ifndef MAX_PATH\r
-#define MAX_PATH 260 /**< Maximum allowed size for filenames */\r
-#endif /* MAX_PATH */\r
-\r
-#define J2K_MAXRLVLS 33 /**< Number of maximum resolution level authorized */\r
-#define J2K_MAXBANDS (3*J2K_MAXRLVLS-2) /**< Number of maximum sub-band linked to number of resolution level */\r
-\r
-/* \r
-==========================================================\r
- enum definitions\r
-==========================================================\r
-*/\r
-\r
-/** Progression order */\r
-typedef enum PROG_ORDER {\r
- PROG_UNKNOWN = -1, /**< place-holder */\r
- LRCP = 0, /**< layer-resolution-component-precinct order */\r
- RLCP = 1, /**< resolution-layer-component-precinct order */\r
- RPCL = 2, /**< resolution-precinct-component-layer order */\r
- PCRL = 3, /**< precinct-component-resolution-layer order */\r
- CPRL = 4 /**< component-precinct-resolution-layer order */\r
-} OPJ_PROG_ORDER;\r
-\r
-/**\r
-Supported image color spaces\r
-*/\r
-typedef enum COLOR_SPACE {\r
- CLRSPC_UNKNOWN = -1, /**< place-holder */\r
- CLRSPC_SRGB = 1, /**< sRGB */\r
- CLRSPC_GRAY = 2, /**< grayscale */\r
- CLRSPC_SYCC = 3 /**< YUV */\r
-} OPJ_COLOR_SPACE;\r
-\r
-/**\r
-Supported codec\r
-*/\r
-typedef enum CODEC_FORMAT {\r
- CODEC_UNKNOWN = -1, /**< place-holder */\r
- CODEC_J2K = 0, /**< JPEG-2000 codestream : read/write */\r
- CODEC_JPT = 1, /**< JPT-stream (JPEG 2000, JPIP) : read only */\r
- CODEC_JP2 = 2 /**< JPEG-2000 file format : read/write */\r
-} OPJ_CODEC_FORMAT;\r
-\r
-/* \r
-==========================================================\r
- event manager typedef definitions\r
-==========================================================\r
-*/\r
-\r
-/**\r
-Callback function prototype for events\r
-@param msg Event message\r
-@param client_data \r
-*/\r
-typedef void (*opj_msg_callback) (const char *msg, void *client_data);\r
-\r
-/**\r
-Message handler object\r
-used for \r
-<ul>\r
-<li>Error messages\r
-<li>Warning messages\r
-<li>Debugging messages\r
-</ul>\r
-*/\r
-typedef struct opj_event_mgr {\r
- /** Error message callback if available, NULL otherwise */\r
- opj_msg_callback error_handler;\r
- /** Warning message callback if available, NULL otherwise */\r
- opj_msg_callback warning_handler;\r
- /** Debug message callback if available, NULL otherwise */\r
- opj_msg_callback info_handler;\r
-} opj_event_mgr_t;\r
-\r
-\r
-/* \r
-==========================================================\r
- codec typedef definitions\r
-==========================================================\r
-*/\r
-\r
-/**\r
-Progression order changes\r
-*/\r
-typedef struct opj_poc {\r
- int resno0, compno0;\r
- int layno1, resno1, compno1;\r
- OPJ_PROG_ORDER prg;\r
- int tile;\r
- char progorder[4];\r
-} opj_poc_t;\r
-\r
-/**\r
-Compression parameters\r
-*/\r
-typedef struct opj_cparameters {\r
- /** size of tile: tile_size_on = false (not in argument) or = true (in argument) */\r
- bool tile_size_on;\r
- /** XTOsiz */\r
- int cp_tx0;\r
- /** YTOsiz */\r
- int cp_ty0;\r
- /** XTsiz */\r
- int cp_tdx;\r
- /** YTsiz */\r
- int cp_tdy;\r
- /** allocation by rate/distortion */\r
- int cp_disto_alloc;\r
- /** allocation by fixed layer */\r
- int cp_fixed_alloc;\r
- /** add fixed_quality */\r
- int cp_fixed_quality;\r
- /** fixed layer */\r
- int *cp_matrice;\r
- /** comment for coding */\r
- char *cp_comment;\r
- /** csty : coding style */\r
- int csty;\r
- /** progression order (default LRCP) */\r
- OPJ_PROG_ORDER prog_order;\r
- /** progression order changes */\r
- opj_poc_t POC[32];\r
- /** number of progression order changes (POC), default to 0 */\r
- int numpocs;\r
- /** number of layers */\r
- int tcp_numlayers;\r
- /** rates of layers */\r
- int tcp_rates[100];\r
- /** different psnr for successive layers */\r
- float tcp_distoratio[100];\r
- /** number of resolutions */\r
- int numresolution;\r
- /** initial code block width, default to 64 */\r
- int cblockw_init;\r
- /** initial code block height, default to 64 */\r
- int cblockh_init;\r
- /** mode switch (cblk_style) */\r
- int mode;\r
- /** 1 : use the irreversible DWT 9-7, 0 : use lossless compression (default) */\r
- int irreversible;\r
- /** region of interest: affected component in [0..3], -1 means no ROI */\r
- int roi_compno;\r
- /** region of interest: upshift value */\r
- int roi_shift;\r
- /* number of precinct size specifications */\r
- int res_spec;\r
- /** initial precinct width */\r
- int prcw_init[J2K_MAXRLVLS];\r
- /** initial precinct height */\r
- int prch_init[J2K_MAXRLVLS];\r
-\r
- /**@name command line encoder parameters (not used inside the library) */\r
- /*@{*/\r
- /** input file name */\r
- char infile[MAX_PATH];\r
- /** output file name */\r
- char outfile[MAX_PATH];\r
- /** creation of an index file, default to 0 (false) */\r
- int index_on;\r
- /** index file name */\r
- char index[MAX_PATH];\r
- /** subimage encoding: origin image offset in x direction */\r
- int image_offset_x0;\r
- /** subimage encoding: origin image offset in y direction */\r
- int image_offset_y0;\r
- /** subsampling value for dx */\r
- int subsampling_dx;\r
- /** subsampling value for dy */\r
- int subsampling_dy;\r
- /** input file format 0: PGX, 1: PxM, 2: BMP */\r
- int decod_format;\r
- /** output file format 0: J2K, 1: JP2, 2: JPT */\r
- int cod_format;\r
- /*@}*/\r
-} opj_cparameters_t;\r
-\r
-/**\r
-Decompression parameters\r
-*/\r
-typedef struct opj_dparameters {\r
- /** \r
- Set the number of highest resolution levels to be discarded. \r
- The image resolution is effectively divided by 2 to the power of the number of discarded levels. \r
- The reduce factor is limited by the smallest total number of decomposition levels among tiles.\r
- if != 0, then original dimension divided by 2^(reduce); \r
- if == 0 or not used, image is decoded to the full resolution \r
- */\r
- int cp_reduce;\r
- /** \r
- Set the maximum number of quality layers to decode. \r
- If there are less quality layers than the specified number, all the quality layers are decoded.\r
- if != 0, then only the first "layer" layers are decoded; \r
- if == 0 or not used, all the quality layers are decoded \r
- */\r
- int cp_layer;\r
-\r
- /**@name command line encoder parameters (not used inside the library) */\r
- /*@{*/\r
- /** input file name */\r
- char infile[MAX_PATH];\r
- /** output file name */\r
- char outfile[MAX_PATH];\r
- /** input file format 0: J2K, 1: JP2, 2: JPT */\r
- int decod_format;\r
- /** output file format 0: PGX, 1: PxM, 2: BMP */\r
- int cod_format;\r
- /*@}*/\r
-} opj_dparameters_t;\r
-\r
-/** Common fields between JPEG-2000 compression and decompression master structs. */\r
-\r
-#define opj_common_fields \\r
- opj_event_mgr_t *event_mgr; /**< pointer to the event manager */\\r
- void * client_data; /**< Available for use by application */\\r
- bool is_decompressor; /**< So common code can tell which is which */\\r
- OPJ_CODEC_FORMAT codec_format; /**< selected codec */\\r
- void *j2k_handle; /**< pointer to the J2K codec */\\r
- void *jp2_handle /**< pointer to the JP2 codec */\r
- \r
-/* Routines that are to be used by both halves of the library are declared\r
- * to receive a pointer to this structure. There are no actual instances of\r
- * opj_common_struct_t, only of opj_cinfo_t and opj_dinfo_t.\r
- */\r
-typedef struct opj_common_struct {\r
- opj_common_fields; /* Fields common to both master struct types */\r
- /* Additional fields follow in an actual opj_cinfo_t or\r
- * opj_dinfo_t. All three structs must agree on these\r
- * initial fields! (This would be a lot cleaner in C++.)\r
- */\r
-} opj_common_struct_t;\r
-\r
-typedef opj_common_struct_t * opj_common_ptr;\r
-\r
-/**\r
-Compression context info\r
-*/\r
-typedef struct opj_cinfo {\r
- /** Fields shared with opj_dinfo_t */\r
- opj_common_fields; \r
- /* other specific fields go here */\r
-} opj_cinfo_t;\r
-\r
-/**\r
-Decompression context info\r
-*/\r
-typedef struct opj_dinfo {\r
- /** Fields shared with opj_cinfo_t */\r
- opj_common_fields; \r
- /* other specific fields go here */\r
-} opj_dinfo_t;\r
-\r
-/* \r
-==========================================================\r
- I/O stream typedef definitions\r
-==========================================================\r
-*/\r
-\r
-/*\r
- * Stream open flags.\r
- */\r
-/** The stream was opened for reading. */\r
-#define OPJ_STREAM_READ 0x0001\r
-/** The stream was opened for writing. */\r
-#define OPJ_STREAM_WRITE 0x0002\r
-\r
-/**\r
-Byte input-output stream (CIO)\r
-*/\r
-typedef struct opj_cio {\r
- /** codec context */\r
- opj_common_ptr cinfo;\r
-\r
- /** open mode (read/write) either OPJ_STREAM_READ or OPJ_STREAM_WRITE */\r
- int openmode;\r
- /** pointer to the start of the buffer */\r
- unsigned char *buffer;\r
- /** buffer size in bytes */\r
- int length;\r
-\r
- /** pointer to the start of the stream */\r
- unsigned char *start;\r
- /** pointer to the end of the stream */\r
- unsigned char *end;\r
- /** pointer to the current position */\r
- unsigned char *bp;\r
-} opj_cio_t;\r
-\r
-/* \r
-==========================================================\r
- image typedef definitions\r
-==========================================================\r
-*/\r
-\r
-/**\r
-Defines a single image component\r
-*/\r
-typedef struct opj_image_comp {\r
- /** XRsiz: horizontal separation of a sample of ith component with respect to the reference grid */\r
- int dx;\r
- /** YRsiz: vertical separation of a sample of ith component with respect to the reference grid */\r
- int dy;\r
- /** data width */\r
- int w;\r
- /** data height */\r
- int h;\r
- /** x component offset compared to the whole image */\r
- int x0;\r
- /** y component offset compared to the whole image */\r
- int y0;\r
- /** precision */\r
- int prec;\r
- /** image depth in bits */\r
- int bpp;\r
- /** signed (1) / unsigned (0) */\r
- int sgnd;\r
- /** number of decoded resolution */\r
- int resno_decoded;\r
- /** number of division by 2 of the out image compared to the original size of image */\r
- int factor;\r
- /** image component data */\r
- int *data;\r
-} opj_image_comp_t;\r
-\r
-/** \r
-Defines image data and characteristics\r
-*/\r
-typedef struct opj_image {\r
- /** XOsiz: horizontal offset from the origin of the reference grid to the left side of the image area */\r
- int x0;\r
- /** YOsiz: vertical offset from the origin of the reference grid to the top side of the image area */\r
- int y0;\r
- /** Xsiz: width of the reference grid */\r
- int x1;\r
- /** Ysiz: height of the reference grid */\r
- int y1;\r
- /** number of components in the image */\r
- int numcomps;\r
- /** color space: sRGB, Greyscale or YUV */\r
- OPJ_COLOR_SPACE color_space;\r
- /** image components */\r
- opj_image_comp_t *comps;\r
-} opj_image_t;\r
-\r
-/**\r
-Component parameters structure used by the opj_image_create function\r
-*/\r
-typedef struct opj_image_comptparm {\r
- /** XRsiz: horizontal separation of a sample of ith component with respect to the reference grid */\r
- int dx;\r
- /** YRsiz: vertical separation of a sample of ith component with respect to the reference grid */\r
- int dy;\r
- /** data width */\r
- int w;\r
- /** data height */\r
- int h;\r
- /** x component offset compared to the whole image */\r
- int x0;\r
- /** y component offset compared to the whole image */\r
- int y0;\r
- /** precision */\r
- int prec;\r
- /** image depth in bits */\r
- int bpp;\r
- /** signed (1) / unsigned (0) */\r
- int sgnd;\r
-} opj_image_cmptparm_t;\r
-\r
-#ifdef __cplusplus\r
-extern "C" {\r
-#endif\r
-\r
-\r
-/* \r
-==========================================================\r
- openjpeg version\r
-==========================================================\r
-*/\r
-\r
-const char * opj_version();\r
-\r
-/* \r
-==========================================================\r
- image functions definitions\r
-==========================================================\r
-*/\r
-\r
-/**\r
-Create an image\r
-@param numcmpts number of components\r
-@param cmptparms components parameters\r
-@param clrspc image color space\r
-@return returns a new image structure if successful, returns NULL otherwise\r
-*/\r
-opj_image_t *opj_image_create(int numcmpts, opj_image_cmptparm_t *cmptparms, OPJ_COLOR_SPACE clrspc);\r
-\r
-/**\r
-Deallocate any resources associated with an image\r
-@param image image to be destroyed\r
-*/\r
-void opj_image_destroy(opj_image_t *image);\r
-\r
-/* \r
-==========================================================\r
- stream functions definitions\r
-==========================================================\r
-*/\r
-\r
-/**\r
-Open and allocate a memory stream for read / write. \r
-On reading, the user must provide a buffer containing encoded data. The buffer will be \r
-wrapped by the returned CIO handle. \r
-On writing, buffer parameters must be set to 0: a buffer will be allocated by the library \r
-to contain encoded data. \r
-@param cinfo Codec context info\r
-@param buffer Reading: buffer address. Writing: NULL\r
-@param length Reading: buffer length. Writing: 0\r
-@return Returns a CIO handle if successful, returns NULL otherwise\r
-*/\r
-opj_cio_t* opj_cio_open(opj_common_ptr cinfo, unsigned char *buffer, int length);\r
-\r
-/**\r
-Close and free a CIO handle\r
-@param cio CIO handle to free\r
-*/\r
-void opj_cio_close(opj_cio_t *cio);\r
-\r
-/**\r
-Get position in byte stream\r
-@param cio CIO handle\r
-@return Returns the position in bytes\r
-*/\r
-int cio_tell(opj_cio_t *cio);\r
-/**\r
-Set position in byte stream\r
-@param cio CIO handle\r
-@param pos Position, in number of bytes, from the beginning of the stream\r
-*/\r
-void cio_seek(opj_cio_t *cio, int pos);\r
-\r
-/* \r
-==========================================================\r
- event manager functions definitions\r
-==========================================================\r
-*/\r
-\r
-opj_event_mgr_t* opj_set_event_mgr(opj_common_ptr cinfo, opj_event_mgr_t *event_mgr, void *context);\r
-\r
-/* \r
-==========================================================\r
- codec functions definitions\r
-==========================================================\r
-*/\r
-/**\r
-Creates a J2K/JPT/JP2 decompression structure\r
-@param format Decoder to select\r
-@return Returns a handle to a decompressor if successful, returns NULL otherwise\r
-*/\r
-opj_dinfo_t* opj_create_decompress(OPJ_CODEC_FORMAT format);\r
-/**\r
-Destroy a decompressor handle\r
-@param dinfo decompressor handle to destroy\r
-*/\r
-void opj_destroy_decompress(opj_dinfo_t *dinfo);\r
-/**\r
-Set decoding parameters to default values\r
-@param parameters Decompression parameters\r
-*/\r
-void opj_set_default_decoder_parameters(opj_dparameters_t *parameters);\r
-/**\r
-Setup the decoder decoding parameters using user parameters.\r
-Decoding parameters are returned in j2k->cp. \r
-@param dinfo decompressor handle\r
-@param parameters decompression parameters\r
-*/\r
-void opj_setup_decoder(opj_dinfo_t *dinfo, opj_dparameters_t *parameters);\r
-/**\r
-Decode an image from a JPEG-2000 codestream\r
-@param dinfo decompressor handle\r
-@param cio Input buffer stream\r
-@return Returns a decoded image if successful, returns NULL otherwise\r
-*/\r
-opj_image_t* opj_decode(opj_dinfo_t *dinfo, opj_cio_t *cio);\r
-/**\r
-Creates a J2K/JP2 compression structure\r
-@param format Coder to select\r
-@return Returns a handle to a compressor if successful, returns NULL otherwise\r
-*/\r
-opj_cinfo_t* opj_create_compress(OPJ_CODEC_FORMAT format);\r
-/**\r
-Destroy a compressor handle\r
-@param cinfo compressor handle to destroy\r
-*/\r
-void opj_destroy_compress(opj_cinfo_t *cinfo);\r
-/**\r
-Set encoding parameters to default values, that means : \r
-<ul>\r
-<li>Lossless\r
-<li>1 tile\r
-<li>Size of precinct : 2^15 x 2^15 (means 1 precinct)\r
-<li>Size of code-block : 64 x 64\r
-<li>Number of resolutions: 6\r
-<li>No SOP marker in the codestream\r
-<li>No EPH marker in the codestream\r
-<li>No sub-sampling in x or y direction\r
-<li>No mode switch activated\r
-<li>Progression order: LRCP\r
-<li>No index file\r
-<li>No ROI upshifted\r
-<li>No offset of the origin of the image\r
-<li>No offset of the origin of the tiles\r
-<li>Reversible DWT 5-3\r
-</ul>\r
-@param parameters Compression parameters\r
-*/\r
-void opj_set_default_encoder_parameters(opj_cparameters_t *parameters);\r
-/**\r
-Setup the encoder parameters using the current image and using user parameters. \r
-@param cinfo compressor handle\r
-@param parameters compression parameters\r
-@param image input filled image\r
-*/\r
-void opj_setup_encoder(opj_cinfo_t *cinfo, opj_cparameters_t *parameters, opj_image_t *image);\r
-/**\r
-Encode an image into a JPEG-2000 codestream\r
-@param cinfo compressor handle\r
-@param cio Output buffer stream\r
-@param image Image to encode\r
-@param index Name of the index file if required, NULL otherwise\r
-@return Returns true if successful, returns false otherwise\r
-*/\r
-bool opj_encode(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_image_t *image, char *index);\r
-\r
-#ifdef __cplusplus\r
-}\r
-#endif\r
-\r
-#endif /* OPENJPEG_H */\r
+/*
+ * Copyright (c) 2001-2003, David Janssens
+ * Copyright (c) 2002-2003, Yannick Verschueren
+ * Copyright (c) 2003-2005, Francois Devaux and Antonin Descampe
+ * Copyright (c) 2005, Hervé Drolon, FreeImage Team
+ * Copyright (c) 2002-2005, Communications and remote sensing Laboratory, Universite catholique de Louvain, Belgium
+ * 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 OPENJPEG_H
+#define OPENJPEG_H
+
+#define OPENJPEG_VERSION "1.0.0"
+
+/*
+==========================================================
+ Compiler directives
+==========================================================
+*/
+
+#if defined(OPJ_STATIC) || !(defined(WIN32) || defined(__WIN32__))
+#define OPJ_API
+#define OPJ_CALLCONV
+#else
+#define OPJ_CALLCONV __stdcall
+/*
+The following ifdef block is the standard way of creating macros which make exporting
+from a DLL simpler. All files within this DLL are compiled with the OPJ_EXPORTS
+symbol defined on the command line. this symbol should not be defined on any project
+that uses this DLL. This way any other project whose source files include this file see
+OPJ_API functions as being imported from a DLL, wheras this DLL sees symbols
+defined with this macro as being exported.
+*/
+#ifdef OPJ_EXPORTS
+#define OPJ_API __declspec(dllexport)
+#else
+#define OPJ_API __declspec(dllimport)
+#endif /* OPJ_EXPORTS */
+#endif /* !OPJ_STATIC || !WIN32 */
+
+#ifndef __cplusplus
+#if defined(HAVE_STDBOOL_H)
+/*
+The C language implementation does correctly provide the standard header
+file "stdbool.h".
+ */
+#include <stdbool.h>
+#else
+/*
+The C language implementation does not provide the standard header file
+"stdbool.h" as required by ISO/IEC 9899:1999. Try to compensate for this
+braindamage below.
+*/
+#if !defined(bool)
+#define bool int
+#endif
+#if !defined(true)
+#define true 1
+#endif
+#if !defined(false)
+#define false 0
+#endif
+#endif
+#endif /* __cplusplus */
+
+/*
+==========================================================
+ Useful constant definitions
+==========================================================
+*/
+
+#ifndef MAX_PATH
+#define MAX_PATH 260 /**< Maximum allowed size for filenames */
+#endif /* MAX_PATH */
+
+#define J2K_MAXRLVLS 33 /**< Number of maximum resolution level authorized */
+#define J2K_MAXBANDS (3*J2K_MAXRLVLS-2) /**< Number of maximum sub-band linked to number of resolution level */
+
+/*
+==========================================================
+ enum definitions
+==========================================================
+*/
+
+/** Progression order */
+typedef enum PROG_ORDER {
+ PROG_UNKNOWN = -1, /**< place-holder */
+ LRCP = 0, /**< layer-resolution-component-precinct order */
+ RLCP = 1, /**< resolution-layer-component-precinct order */
+ RPCL = 2, /**< resolution-precinct-component-layer order */
+ PCRL = 3, /**< precinct-component-resolution-layer order */
+ CPRL = 4 /**< component-precinct-resolution-layer order */
+} OPJ_PROG_ORDER;
+
+/**
+Supported image color spaces
+*/
+typedef enum COLOR_SPACE {
+ CLRSPC_UNKNOWN = -1, /**< place-holder */
+ CLRSPC_SRGB = 1, /**< sRGB */
+ CLRSPC_GRAY = 2, /**< grayscale */
+ CLRSPC_SYCC = 3 /**< YUV */
+} OPJ_COLOR_SPACE;
+
+/**
+Supported codec
+*/
+typedef enum CODEC_FORMAT {
+ CODEC_UNKNOWN = -1, /**< place-holder */
+ CODEC_J2K = 0, /**< JPEG-2000 codestream : read/write */
+ CODEC_JPT = 1, /**< JPT-stream (JPEG 2000, JPIP) : read only */
+ CODEC_JP2 = 2 /**< JPEG-2000 file format : read/write */
+} OPJ_CODEC_FORMAT;
+
+/*
+==========================================================
+ event manager typedef definitions
+==========================================================
+*/
+
+/**
+Callback function prototype for events
+@param msg Event message
+@param client_data
+*/
+typedef void (*opj_msg_callback) (const char *msg, void *client_data);
+
+/**
+Message handler object
+used for
+<ul>
+<li>Error messages
+<li>Warning messages
+<li>Debugging messages
+</ul>
+*/
+typedef struct opj_event_mgr {
+ /** Error message callback if available, NULL otherwise */
+ opj_msg_callback error_handler;
+ /** Warning message callback if available, NULL otherwise */
+ opj_msg_callback warning_handler;
+ /** Debug message callback if available, NULL otherwise */
+ opj_msg_callback info_handler;
+} opj_event_mgr_t;
+
+
+/*
+==========================================================
+ codec typedef definitions
+==========================================================
+*/
+
+/**
+Progression order changes
+*/
+typedef struct opj_poc {
+ int resno0, compno0;
+ int layno1, resno1, compno1;
+ OPJ_PROG_ORDER prg;
+ int tile;
+ char progorder[4];
+} opj_poc_t;
+
+/**
+Compression parameters
+*/
+typedef struct opj_cparameters {
+ /** size of tile: tile_size_on = false (not in argument) or = true (in argument) */
+ bool tile_size_on;
+ /** XTOsiz */
+ int cp_tx0;
+ /** YTOsiz */
+ int cp_ty0;
+ /** XTsiz */
+ int cp_tdx;
+ /** YTsiz */
+ int cp_tdy;
+ /** allocation by rate/distortion */
+ int cp_disto_alloc;
+ /** allocation by fixed layer */
+ int cp_fixed_alloc;
+ /** add fixed_quality */
+ int cp_fixed_quality;
+ /** fixed layer */
+ int *cp_matrice;
+ /** comment for coding */
+ char *cp_comment;
+ /** csty : coding style */
+ int csty;
+ /** progression order (default LRCP) */
+ OPJ_PROG_ORDER prog_order;
+ /** progression order changes */
+ opj_poc_t POC[32];
+ /** number of progression order changes (POC), default to 0 */
+ int numpocs;
+ /** number of layers */
+ int tcp_numlayers;
+ /** rates of layers */
+ int tcp_rates[100];
+ /** different psnr for successive layers */
+ float tcp_distoratio[100];
+ /** number of resolutions */
+ int numresolution;
+ /** initial code block width, default to 64 */
+ int cblockw_init;
+ /** initial code block height, default to 64 */
+ int cblockh_init;
+ /** mode switch (cblk_style) */
+ int mode;
+ /** 1 : use the irreversible DWT 9-7, 0 : use lossless compression (default) */
+ int irreversible;
+ /** region of interest: affected component in [0..3], -1 means no ROI */
+ int roi_compno;
+ /** region of interest: upshift value */
+ int roi_shift;
+ /* number of precinct size specifications */
+ int res_spec;
+ /** initial precinct width */
+ int prcw_init[J2K_MAXRLVLS];
+ /** initial precinct height */
+ int prch_init[J2K_MAXRLVLS];
+
+ /**@name command line encoder parameters (not used inside the library) */
+ /*@{*/
+ /** input file name */
+ char infile[MAX_PATH];
+ /** output file name */
+ char outfile[MAX_PATH];
+ /** creation of an index file, default to 0 (false) */
+ int index_on;
+ /** index file name */
+ char index[MAX_PATH];
+ /** subimage encoding: origin image offset in x direction */
+ int image_offset_x0;
+ /** subimage encoding: origin image offset in y direction */
+ int image_offset_y0;
+ /** subsampling value for dx */
+ int subsampling_dx;
+ /** subsampling value for dy */
+ int subsampling_dy;
+ /** input file format 0: PGX, 1: PxM, 2: BMP */
+ int decod_format;
+ /** output file format 0: J2K, 1: JP2, 2: JPT */
+ int cod_format;
+ /*@}*/
+} opj_cparameters_t;
+
+/**
+Decompression parameters
+*/
+typedef struct opj_dparameters {
+ /**
+ Set the number of highest resolution levels to be discarded.
+ The image resolution is effectively divided by 2 to the power of the number of discarded levels.
+ The reduce factor is limited by the smallest total number of decomposition levels among tiles.
+ if != 0, then original dimension divided by 2^(reduce);
+ if == 0 or not used, image is decoded to the full resolution
+ */
+ int cp_reduce;
+ /**
+ Set the maximum number of quality layers to decode.
+ If there are less quality layers than the specified number, all the quality layers are decoded.
+ if != 0, then only the first "layer" layers are decoded;
+ if == 0 or not used, all the quality layers are decoded
+ */
+ int cp_layer;
+
+ /**@name command line encoder parameters (not used inside the library) */
+ /*@{*/
+ /** input file name */
+ char infile[MAX_PATH];
+ /** output file name */
+ char outfile[MAX_PATH];
+ /** input file format 0: J2K, 1: JP2, 2: JPT */
+ int decod_format;
+ /** output file format 0: PGX, 1: PxM, 2: BMP */
+ int cod_format;
+ /*@}*/
+} opj_dparameters_t;
+
+/** Common fields between JPEG-2000 compression and decompression master structs. */
+
+#define opj_common_fields \
+ opj_event_mgr_t *event_mgr; /**< pointer to the event manager */\
+ void * client_data; /**< Available for use by application */\
+ bool is_decompressor; /**< So common code can tell which is which */\
+ OPJ_CODEC_FORMAT codec_format; /**< selected codec */\
+ void *j2k_handle; /**< pointer to the J2K codec */\
+ void *jp2_handle /**< pointer to the JP2 codec */
+
+/* Routines that are to be used by both halves of the library are declared
+ * to receive a pointer to this structure. There are no actual instances of
+ * opj_common_struct_t, only of opj_cinfo_t and opj_dinfo_t.
+ */
+typedef struct opj_common_struct {
+ opj_common_fields; /* Fields common to both master struct types */
+ /* Additional fields follow in an actual opj_cinfo_t or
+ * opj_dinfo_t. All three structs must agree on these
+ * initial fields! (This would be a lot cleaner in C++.)
+ */
+} opj_common_struct_t;
+
+typedef opj_common_struct_t * opj_common_ptr;
+
+/**
+Compression context info
+*/
+typedef struct opj_cinfo {
+ /** Fields shared with opj_dinfo_t */
+ opj_common_fields;
+ /* other specific fields go here */
+} opj_cinfo_t;
+
+/**
+Decompression context info
+*/
+typedef struct opj_dinfo {
+ /** Fields shared with opj_cinfo_t */
+ opj_common_fields;
+ /* other specific fields go here */
+} opj_dinfo_t;
+
+/*
+==========================================================
+ I/O stream typedef definitions
+==========================================================
+*/
+
+/*
+ * Stream open flags.
+ */
+/** The stream was opened for reading. */
+#define OPJ_STREAM_READ 0x0001
+/** The stream was opened for writing. */
+#define OPJ_STREAM_WRITE 0x0002
+
+/**
+Byte input-output stream (CIO)
+*/
+typedef struct opj_cio {
+ /** codec context */
+ opj_common_ptr cinfo;
+
+ /** open mode (read/write) either OPJ_STREAM_READ or OPJ_STREAM_WRITE */
+ int openmode;
+ /** pointer to the start of the buffer */
+ unsigned char *buffer;
+ /** buffer size in bytes */
+ int length;
+
+ /** pointer to the start of the stream */
+ unsigned char *start;
+ /** pointer to the end of the stream */
+ unsigned char *end;
+ /** pointer to the current position */
+ unsigned char *bp;
+} opj_cio_t;
+
+/*
+==========================================================
+ image typedef definitions
+==========================================================
+*/
+
+/**
+Defines a single image component
+*/
+typedef struct opj_image_comp {
+ /** XRsiz: horizontal separation of a sample of ith component with respect to the reference grid */
+ int dx;
+ /** YRsiz: vertical separation of a sample of ith component with respect to the reference grid */
+ int dy;
+ /** data width */
+ int w;
+ /** data height */
+ int h;
+ /** x component offset compared to the whole image */
+ int x0;
+ /** y component offset compared to the whole image */
+ int y0;
+ /** precision */
+ int prec;
+ /** image depth in bits */
+ int bpp;
+ /** signed (1) / unsigned (0) */
+ int sgnd;
+ /** number of decoded resolution */
+ int resno_decoded;
+ /** number of division by 2 of the out image compared to the original size of image */
+ int factor;
+ /** image component data */
+ int *data;
+} opj_image_comp_t;
+
+/**
+Defines image data and characteristics
+*/
+typedef struct opj_image {
+ /** XOsiz: horizontal offset from the origin of the reference grid to the left side of the image area */
+ int x0;
+ /** YOsiz: vertical offset from the origin of the reference grid to the top side of the image area */
+ int y0;
+ /** Xsiz: width of the reference grid */
+ int x1;
+ /** Ysiz: height of the reference grid */
+ int y1;
+ /** number of components in the image */
+ int numcomps;
+ /** color space: sRGB, Greyscale or YUV */
+ OPJ_COLOR_SPACE color_space;
+ /** image components */
+ opj_image_comp_t *comps;
+} opj_image_t;
+
+/**
+Component parameters structure used by the opj_image_create function
+*/
+typedef struct opj_image_comptparm {
+ /** XRsiz: horizontal separation of a sample of ith component with respect to the reference grid */
+ int dx;
+ /** YRsiz: vertical separation of a sample of ith component with respect to the reference grid */
+ int dy;
+ /** data width */
+ int w;
+ /** data height */
+ int h;
+ /** x component offset compared to the whole image */
+ int x0;
+ /** y component offset compared to the whole image */
+ int y0;
+ /** precision */
+ int prec;
+ /** image depth in bits */
+ int bpp;
+ /** signed (1) / unsigned (0) */
+ int sgnd;
+} opj_image_cmptparm_t;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/*
+==========================================================
+ openjpeg version
+==========================================================
+*/
+
+OPJ_API const char * OPJ_CALLCONV opj_version();
+
+/*
+==========================================================
+ image functions definitions
+==========================================================
+*/
+
+/**
+Create an image
+@param numcmpts number of components
+@param cmptparms components parameters
+@param clrspc image color space
+@return returns a new image structure if successful, returns NULL otherwise
+*/
+OPJ_API opj_image_t* OPJ_CALLCONV opj_image_create(int numcmpts, opj_image_cmptparm_t *cmptparms, OPJ_COLOR_SPACE clrspc);
+
+/**
+Deallocate any resources associated with an image
+@param image image to be destroyed
+*/
+OPJ_API void OPJ_CALLCONV opj_image_destroy(opj_image_t *image);
+
+/*
+==========================================================
+ stream functions definitions
+==========================================================
+*/
+
+/**
+Open and allocate a memory stream for read / write.
+On reading, the user must provide a buffer containing encoded data. The buffer will be
+wrapped by the returned CIO handle.
+On writing, buffer parameters must be set to 0: a buffer will be allocated by the library
+to contain encoded data.
+@param cinfo Codec context info
+@param buffer Reading: buffer address. Writing: NULL
+@param length Reading: buffer length. Writing: 0
+@return Returns a CIO handle if successful, returns NULL otherwise
+*/
+OPJ_API opj_cio_t* OPJ_CALLCONV opj_cio_open(opj_common_ptr cinfo, unsigned char *buffer, int length);
+
+/**
+Close and free a CIO handle
+@param cio CIO handle to free
+*/
+OPJ_API void OPJ_CALLCONV opj_cio_close(opj_cio_t *cio);
+
+/**
+Get position in byte stream
+@param cio CIO handle
+@return Returns the position in bytes
+*/
+OPJ_API int OPJ_CALLCONV cio_tell(opj_cio_t *cio);
+/**
+Set position in byte stream
+@param cio CIO handle
+@param pos Position, in number of bytes, from the beginning of the stream
+*/
+OPJ_API void OPJ_CALLCONV cio_seek(opj_cio_t *cio, int pos);
+
+/*
+==========================================================
+ event manager functions definitions
+==========================================================
+*/
+
+OPJ_API opj_event_mgr_t* OPJ_CALLCONV opj_set_event_mgr(opj_common_ptr cinfo, opj_event_mgr_t *event_mgr, void *context);
+
+/*
+==========================================================
+ codec functions definitions
+==========================================================
+*/
+/**
+Creates a J2K/JPT/JP2 decompression structure
+@param format Decoder to select
+@return Returns a handle to a decompressor if successful, returns NULL otherwise
+*/
+OPJ_API opj_dinfo_t* OPJ_CALLCONV opj_create_decompress(OPJ_CODEC_FORMAT format);
+/**
+Destroy a decompressor handle
+@param dinfo decompressor handle to destroy
+*/
+OPJ_API void OPJ_CALLCONV opj_destroy_decompress(opj_dinfo_t *dinfo);
+/**
+Set decoding parameters to default values
+@param parameters Decompression parameters
+*/
+OPJ_API void OPJ_CALLCONV opj_set_default_decoder_parameters(opj_dparameters_t *parameters);
+/**
+Setup the decoder decoding parameters using user parameters.
+Decoding parameters are returned in j2k->cp.
+@param dinfo decompressor handle
+@param parameters decompression parameters
+*/
+OPJ_API void OPJ_CALLCONV opj_setup_decoder(opj_dinfo_t *dinfo, opj_dparameters_t *parameters);
+/**
+Decode an image from a JPEG-2000 codestream
+@param dinfo decompressor handle
+@param cio Input buffer stream
+@return Returns a decoded image if successful, returns NULL otherwise
+*/
+OPJ_API opj_image_t* OPJ_CALLCONV opj_decode(opj_dinfo_t *dinfo, opj_cio_t *cio);
+/**
+Creates a J2K/JP2 compression structure
+@param format Coder to select
+@return Returns a handle to a compressor if successful, returns NULL otherwise
+*/
+OPJ_API opj_cinfo_t* OPJ_CALLCONV opj_create_compress(OPJ_CODEC_FORMAT format);
+/**
+Destroy a compressor handle
+@param cinfo compressor handle to destroy
+*/
+OPJ_API void OPJ_CALLCONV opj_destroy_compress(opj_cinfo_t *cinfo);
+/**
+Set encoding parameters to default values, that means :
+<ul>
+<li>Lossless
+<li>1 tile
+<li>Size of precinct : 2^15 x 2^15 (means 1 precinct)
+<li>Size of code-block : 64 x 64
+<li>Number of resolutions: 6
+<li>No SOP marker in the codestream
+<li>No EPH marker in the codestream
+<li>No sub-sampling in x or y direction
+<li>No mode switch activated
+<li>Progression order: LRCP
+<li>No index file
+<li>No ROI upshifted
+<li>No offset of the origin of the image
+<li>No offset of the origin of the tiles
+<li>Reversible DWT 5-3
+</ul>
+@param parameters Compression parameters
+*/
+OPJ_API void OPJ_CALLCONV opj_set_default_encoder_parameters(opj_cparameters_t *parameters);
+/**
+Setup the encoder parameters using the current image and using user parameters.
+@param cinfo compressor handle
+@param parameters compression parameters
+@param image input filled image
+*/
+OPJ_API void OPJ_CALLCONV opj_setup_encoder(opj_cinfo_t *cinfo, opj_cparameters_t *parameters, opj_image_t *image);
+/**
+Encode an image into a JPEG-2000 codestream
+@param cinfo compressor handle
+@param cio Output buffer stream
+@param image Image to encode
+@param index Name of the index file if required, NULL otherwise
+@return Returns true if successful, returns false otherwise
+*/
+OPJ_API bool OPJ_CALLCONV opj_encode(opj_cinfo_t *cinfo, opj_cio_t *cio, opj_image_t *image, char *index);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* OPENJPEG_H */
git://git.creatis.insa-lyon.fr / gdcm.git / blobdiff