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/* ************************************************************************** */
/* * For conditions of distribution and use, * */
/* * see copyright notice in libmng.h * */
/* ************************************************************************** */
/* * * */
/* * project : libmng * */
/* * file : libmng_types.h copyright (c) 2000 G.Juyn * */
/* * version : 1.0.3 * */
/* * * */
/* * purpose : type specifications * */
/* * * */
/* * author : G.Juyn * */
/* * web : http://www.3-t.com * */
/* * email : mailto:info@3-t.com * */
/* * * */
/* * comment : Specification of the types used by the library * */
/* * Creates platform-independant structure * */
/* * * */
/* * changes : 0.5.1 - 05/06/2000 - G.Juyn * */
/* * - added iteratechunk callback definition * */
/* * 0.5.1 - 05/08/2000 - G.Juyn * */
/* * - improved definitions for DLL support * */
/* * - added 8-bit palette definition * */
/* * - added general array definitions * */
/* * - added MNG_NULL definition * */
/* * - changed strict-ANSI stuff * */
/* * 0.5.1 - 05/11/2000 - G.Juyn * */
/* * - changed most callback prototypes to allow the app * */
/* * to report errors during callback processing * */
/* * 0.5.1 - 05/16/2000 - G.Juyn * */
/* * - moved standard header includes into this file * */
/* * (stdlib/mem for mem-mngmt & math for fp gamma-calc) * */
/* * * */
/* * 0.5.2 - 05/18/2000 - G.Juyn * */
/* * - B003 - fixed problem with <mem.h> being proprietary * */
/* * to Borland platform * */
/* * - added helper definitions for JNG (IJG-based) * */
/* * - fixed support for IJGSRC6B * */
/* * 0.5.2 - 05/24/2000 - G.Juyn * */
/* * - added default IJG compression parameters and such * */
/* * 0.5.2 - 05/31/2000 - G.Juyn * */
/* * - fixed inclusion for memcpy (contributed by Tim Rowley) * */
/* * - added mng_int32p (contributed by Tim Rowley) * */
/* * 0.5.2 - 06/02/2000 - G.Juyn * */
/* * - removed SWAP_ENDIAN reference (contributed by Tim Rowley)* */
/* * - added getalphaline callback for RGB8_A8 canvasstyle * */
/* * * */
/* * 0.5.3 - 06/21/2000 - G.Juyn * */
/* * - added speedtype to facilitate testing * */
/* * 0.5.3 - 06/27/2000 - G.Juyn * */
/* * - added typedef for mng_size_t * */
/* * - changed size parameter for memory callbacks to * */
/* * mng_size_t * */
/* * 0.5.3 - 06/28/2000 - G.Juyn * */
/* * - changed definition of 32-bit ints (64-bit platforms) * */
/* * - changed definition of mng_handle (64-bit platforms) * */
/* * 0.5.3 - 06/29/2000 - G.Juyn * */
/* * - changed definition of mng_handle (again) * */
/* * - swapped refresh parameters * */
/* * - added inclusion of stdlib.h for abs() * */
/* * * */
/* * 0.9.0 - 06/30/2000 - G.Juyn * */
/* * - changed refresh parameters to 'x,y,width,height' * */
/* * 0.9.1 - 07/10/2000 - G.Juyn * */
/* * - added suspendbuffer constants * */
/* * 0.9.1 - 07/15/2000 - G.Juyn * */
/* * - added callbacks for SAVE/SEEK processing * */
/* * * */
/* * 0.9.2 - 08/05/2000 - G.Juyn * */
/* * - changed file-prefixes * */
/* * * */
/* * 0.9.3 - 08/07/2000 - G.Juyn * */
/* * - B111300 - fixup for improved portability * */
/* * 0.9.3 - 08/12/2000 - G.Juyn * */
/* * - added workaround for faulty PhotoShop iCCP chunk * */
/* * 0.9.3 - 09/11/2000 - G.Juyn * */
/* * - added export of zlib functions from windows dll * */
/* * - fixed inclusion parameters once again to make those * */
/* * external libs work together * */
/* * - re-fixed fixed inclusion parameters * */
/* * (these freeking libraries make me mad) * */
/* * 0.9.3 - 10/11/2000 - G.Juyn * */
/* * - added support for nEED * */
/* * 0.9.3 - 10/17/2000 - G.Juyn * */
/* * - added callback to process non-critical unknown chunks * */
/* * * */
/* * 0.9.4 - 11/20/2000 - R.Giles * */
/* * - fixed inclusion of lcms header for non-windows platforms * */
/* * 0.9.4 - 12/12/2000 - G.Juyn * */
/* * - changed callback convention for MSVC (Thanks Chad) * */
/* * 0.9.4 - 12/16/2000 - G.Juyn * */
/* * - fixed mixup of data- & function-pointers (thanks Dimitri)* */
/* * * */
/* * 1.0.1 - 02/08/2001 - G.Juyn * */
/* * - added MEND processing callback * */
/* * * */
/* * 1.0.2 - 06/23/2001 - G.Juyn * */
/* * - added processterm callback * */
/* * * */
/* * 1.0.3 - 08/06/2001 - G.Juyn * */
/* * - changed inclusion of lcms.h for Linux platforms * */
/* * * */
/* ************************************************************************** */
#ifndef _libmng_types_h_
#define _libmng_types_h_
/* ************************************************************************** */
#ifdef __BORLANDC__
#pragma option -AT /* turn off strict ANSI-C for the moment */
#endif
#ifndef WIN32
#if defined(_WIN32) || defined(__WIN32__) || defined(_Windows) || defined(_WINDOWS)
#define WIN32 /* gather them into a single define */
#endif
#endif
/* ************************************************************************** */
/* * * */
/* * Here's where the external & standard libs are embedded * */
/* * * */
/* * (it can be a bit of a pain in the lower-back to get them to work * */
/* * together) * */
/* * * */
/* ************************************************************************** */
#ifdef WIN32 /* only include needed stuff */
#ifndef WIN32_LEAN_AND_MEAN
#define WIN32_LEAN_AND_MEAN
#endif
#endif
#ifdef MNG_USE_DLL
#ifdef MNG_SKIP_ZLIB
#undef MNG_INCLUDE_ZLIB
#endif
#ifdef MNG_SKIP_LCMS
#undef MNG_INCLUDE_LCMS
#endif
#ifdef MNG_SKIP_IJG6B
#undef MNG_INCLUDE_IJG6B
#endif
#endif
#ifdef MNG_INCLUDE_ZLIB /* zlib by Mark Adler & Jean-loup Gailly */
#include "zlib.h"
#endif
#ifdef MNG_INCLUDE_LCMS /* little cms by Marti Maria Saguer */
#ifndef ZLIB_DLL
#undef FAR
#endif
#if defined(WIN32) || defined(linux) /* different header locations */
#include "lcms.h"
#else
#include "lcms/lcms.h"
#endif
#endif /* MNG_INCLUDE_LCMS */
#ifdef MNG_INCLUDE_IJG6B /* IJG's jpgsrc6b */
#include <stdio.h>
#ifdef MNG_USE_SETJMP
#include <setjmp.h> /* needed for error-recovery (blergh) */
#else
#ifdef WIN32
#define USE_WINDOWS_MESSAGEBOX /* display a messagebox under Windoze */
#endif
#endif /* MNG_USE_SETJMP */
#ifdef FAR
#undef FAR /* possibly defined by zlib or lcms */
#endif
#include "jpeglib.h" /* all that for JPEG support :-) */
#endif /* MNG_INCLUDE_IJG6B */
#if defined(MNG_INTERNAL_MEMMNGMT) || defined(MNG_INCLUDE_FILTERS)
#include <stdlib.h> /* "calloc" & "free" & "abs" */
#endif
#include <limits.h> /* get proper integer widths */
#ifdef WIN32
/* B003 */
#if defined __BORLANDC__
#include <mem.h> /* defines "memcpy" for BCB */
#else
#include <memory.h> /* defines "memcpy" for other win32 platforms */
#endif
/* B003 */
#ifdef MNG_CHECK_BAD_ICCP
#include <string.h> /* strncmp() */
#endif
#else
#ifdef BSD
#include <strings.h> /* defines "memcpy" for BSD (?) */
#else
#include <string.h> /* defines "memcpy" for all others (???) */
#endif
#endif
#if defined(MNG_FULL_CMS) || defined(MNG_GAMMA_ONLY)
#include <math.h> /* fp gamma-calculation */
#endif
/* ************************************************************************** */
/* * * */
/* * Platform-dependant stuff * */
/* * * */
/* ************************************************************************** */
/* TODO: this may require some elaboration for other platforms;
only works with BCB for now */
#ifndef MNG_DLL
#if defined(MNG_BUILD_DLL) || defined(MNG_USE_DLL)
#define MNG_DLL
#endif
#endif
#if defined(MNG_DLL) && defined(WIN32) /* setup DLL calling conventions */
#define MNG_DECL __stdcall
#if defined(MNG_BUILD_DLL)
#define MNG_EXT __declspec(dllexport)
#elif defined(MNG_USE_DLL)
#define MNG_EXT __declspec(dllimport)
#else
#define MNG_EXT
#endif
#ifdef MNG_STRICT_ANSI
#undef MNG_STRICT_ANSI /* can't do strict-ANSI with this DLL-stuff */
#endif
#else
#define MNG_DECL /* dummies for non-DLL */
#define MNG_EXT
#endif /* MNG_DLL && WIN32 */
#if defined(__BORLANDC__) && defined(MNG_STRICT_ANSI)
#pragma option -A /* now force ANSI-C from here on */
#endif
/* ************************************************************************** */
#if USHRT_MAX == 0xffffffffU /* get the proper 32-bit width !!! */
typedef unsigned short mng_uint32;
typedef signed short mng_int32;
#elif UINT_MAX == 0xffffffffU
typedef unsigned int mng_uint32;
typedef signed int mng_int32;
#elif ULONG_MAX == 0xffffffffU
typedef unsigned long mng_uint32;
typedef signed long mng_int32;
#else
#error "Sorry, I can't find any 32-bit integers on this platform."
#endif
typedef signed short mng_int16; /* other basic integers */
typedef unsigned short mng_uint16;
typedef signed char mng_int8;
typedef unsigned char mng_uint8;
typedef double mng_float; /* basic float */
typedef size_t mng_size_t; /* size field for memory allocation */
typedef char * mng_pchar; /* string */
typedef void * mng_ptr; /* generic pointer */
typedef void (*mng_fptr) (void); /* generic function pointer */
/* ************************************************************************** */
/* * * */
/* * Platform-independant from here * */
/* * * */
/* ************************************************************************** */
typedef mng_uint32 * mng_uint32p; /* pointer to unsigned longs */
typedef mng_int32 * mng_int32p; /* pointer to longs */
typedef mng_uint16 * mng_uint16p; /* pointer to unsigned words */
typedef mng_uint8 * mng_uint8p; /* pointer to unsigned bytes */
typedef mng_int8 mng_bool; /* booleans */
struct mng_data_struct;
typedef struct mng_data_struct * mng_handle; /* generic handle */
typedef mng_int32 mng_retcode; /* generic return code */
typedef mng_int32 mng_chunkid; /* 4-byte chunkname identifier */
typedef mng_ptr mng_chunkp; /* pointer to a chunk-structure */
typedef mng_ptr mng_objectp; /* pointer to an object-structure */
typedef mng_chunkid * mng_chunkidp; /* pointer to chunkid */
typedef struct { /* 8-bit palette element */
mng_uint8 iRed;
mng_uint8 iGreen;
mng_uint8 iBlue;
} mng_palette8e;
typedef mng_palette8e mng_palette8[256]; /* 8-bit palette */
typedef mng_palette8e * mng_palette8ep;
typedef mng_uint8 mng_uint8arr[256]; /* generic arrays */
typedef mng_uint8 mng_uint8arr4[4];
typedef mng_uint16 mng_uint16arr[256];
typedef mng_uint32 mng_uint32arr2[2];
/* ************************************************************************** */
#define MNG_FALSE 0
#define MNG_TRUE 1
#define MNG_NULL 0
#define MNG_SUSPENDBUFFERSIZE 32768
#define MNG_SUSPENDREQUESTSIZE 1024
/* ************************************************************************** */
#ifdef MNG_INCLUDE_ZLIB
/* size of temporary zlib buffer for deflate processing */
#define MNG_ZLIB_MAXBUF 8192
/* default zlib compression parameters for deflateinit2 */
#define MNG_ZLIB_LEVEL 9 /* level */
#define MNG_ZLIB_METHOD Z_DEFLATED /* method */
#define MNG_ZLIB_WINDOWBITS 15 /* window size */
#define MNG_ZLIB_MEMLEVEL 9 /* memory level */
#define MNG_ZLIB_STRATEGY Z_DEFAULT_STRATEGY /* strategy */
#define MNG_MAX_IDAT_SIZE 4096 /* maximum size of IDAT data */
#endif /* MNG_INCLUDE_ZLIB */
/* ************************************************************************** */
#ifdef MNG_INCLUDE_JNG
#ifdef MNG_INCLUDE_IJG6B /* IJG helper defs */
typedef struct jpeg_compress_struct mngjpeg_comp;
typedef struct jpeg_decompress_struct mngjpeg_decomp;
typedef struct jpeg_error_mgr mngjpeg_error;
typedef struct jpeg_source_mgr mngjpeg_source;
typedef mngjpeg_comp * mngjpeg_compp;
typedef mngjpeg_decomp * mngjpeg_decompp;
typedef mngjpeg_error * mngjpeg_errorp;
typedef mngjpeg_source * mngjpeg_sourcep;
typedef J_DCT_METHOD mngjpeg_dctmethod;
/* default IJG parameters for compression */
#define MNG_JPEG_DCT JDCT_DEFAULT /* DCT algorithm (JDCT_ISLOW) */
#define MNG_JPEG_QUALITY 100 /* quality 0..100; 100=best */
#define MNG_JPEG_SMOOTHING 0 /* default no smoothing */
#define MNG_JPEG_PROGRESSIVE MNG_FALSE /* default is just baseline */
#define MNG_JPEG_OPTIMIZED MNG_FALSE /* default is not optimized */
#endif /* MNG_INCLUDE_IJG6B */
#define MNG_JPEG_MAXBUF 65500 /* max size of temp JPEG buffer */
#define MNG_MAX_JDAT_SIZE 4096 /* maximum size of JDAT data */
#endif /* MNG_INCLUDE_JNG */
/* ************************************************************************** */
#ifdef MNG_INCLUDE_LCMS
typedef cmsHPROFILE mng_cmsprof; /* little CMS helper defs */
typedef cmsHTRANSFORM mng_cmstrans;
typedef cmsCIExyY mng_CIExyY;
typedef cmsCIExyYTRIPLE mng_CIExyYTRIPLE;
typedef LPGAMMATABLE mng_gammatabp;
#endif /* MNG_INCLUDE_LCMS */
/* ************************************************************************** */
/* enumeration of known graphics types */
enum mng_imgtypes {mng_it_unknown, mng_it_png, mng_it_mng, mng_it_jng};
typedef enum mng_imgtypes mng_imgtype;
/* enumeration of animation speed-types */
enum mng_speedtypes {mng_st_normal, mng_st_fast, mng_st_slow, mng_st_slowest};
typedef enum mng_speedtypes mng_speedtype;
/* ************************************************************************** */
/* memory management callbacks */
typedef mng_ptr (MNG_DECL *mng_memalloc) (mng_size_t iLen);
typedef void (MNG_DECL *mng_memfree) (mng_ptr iPtr,
mng_size_t iLen);
/* I/O management callbacks */
typedef mng_bool (MNG_DECL *mng_openstream) (mng_handle hHandle);
typedef mng_bool (MNG_DECL *mng_closestream) (mng_handle hHandle);
typedef mng_bool (MNG_DECL *mng_readdata) (mng_handle hHandle,
mng_ptr pBuf,
mng_uint32 iBuflen,
mng_uint32p pRead);
typedef mng_bool (MNG_DECL *mng_writedata) (mng_handle hHandle,
mng_ptr pBuf,
mng_uint32 iBuflen,
mng_uint32p pWritten);
/* error & trace processing callbacks */
typedef mng_bool (MNG_DECL *mng_errorproc) (mng_handle hHandle,
mng_int32 iErrorcode,
mng_int8 iSeverity,
mng_chunkid iChunkname,
mng_uint32 iChunkseq,
mng_int32 iExtra1,
mng_int32 iExtra2,
mng_pchar zErrortext);
typedef mng_bool (MNG_DECL *mng_traceproc) (mng_handle hHandle,
mng_int32 iFuncnr,
mng_int32 iFuncseq,
mng_pchar zFuncname);
/* read processing callbacks */
typedef mng_bool (MNG_DECL *mng_processheader) (mng_handle hHandle,
mng_uint32 iWidth,
mng_uint32 iHeight);
typedef mng_bool (MNG_DECL *mng_processtext) (mng_handle hHandle,
mng_uint8 iType,
mng_pchar zKeyword,
mng_pchar zText,
mng_pchar zLanguage,
mng_pchar zTranslation);
typedef mng_bool (MNG_DECL *mng_processsave) (mng_handle hHandle);
typedef mng_bool (MNG_DECL *mng_processseek) (mng_handle hHandle,
mng_pchar zName);
typedef mng_bool (MNG_DECL *mng_processneed) (mng_handle hHandle,
mng_pchar zKeyword);
typedef mng_bool (MNG_DECL *mng_processmend) (mng_handle hHandle,
mng_uint32 iIterationsdone,
mng_uint32 iIterationsleft);
typedef mng_bool (MNG_DECL *mng_processunknown) (mng_handle hHandle,
mng_chunkid iChunkid,
mng_uint32 iRawlen,
mng_ptr pRawdata);
typedef mng_bool (MNG_DECL *mng_processterm) (mng_handle hHandle,
mng_uint8 iTermaction,
mng_uint8 iIteraction,
mng_uint32 iDelay,
mng_uint32 iItermax);
/* display processing callbacks */
typedef mng_ptr (MNG_DECL *mng_getcanvasline) (mng_handle hHandle,
mng_uint32 iLinenr);
typedef mng_ptr (MNG_DECL *mng_getbkgdline) (mng_handle hHandle,
mng_uint32 iLinenr);
typedef mng_ptr (MNG_DECL *mng_getalphaline) (mng_handle hHandle,
mng_uint32 iLinenr);
typedef mng_bool (MNG_DECL *mng_refresh) (mng_handle hHandle,
mng_uint32 iX,
mng_uint32 iY,
mng_uint32 iWidth,
mng_uint32 iHeight);
/* timer management callbacks */
typedef mng_uint32 (MNG_DECL *mng_gettickcount) (mng_handle hHandle);
typedef mng_bool (MNG_DECL *mng_settimer) (mng_handle hHandle,
mng_uint32 iMsecs);
/* color management callbacks */
typedef mng_bool (MNG_DECL *mng_processgamma) (mng_handle hHandle,
mng_uint32 iGamma);
typedef mng_bool (MNG_DECL *mng_processchroma) (mng_handle hHandle,
mng_uint32 iWhitepointx,
mng_uint32 iWhitepointy,
mng_uint32 iRedx,
mng_uint32 iRedy,
mng_uint32 iGreenx,
mng_uint32 iGreeny,
mng_uint32 iBluex,
mng_uint32 iBluey);
typedef mng_bool (MNG_DECL *mng_processsrgb) (mng_handle hHandle,
mng_uint8 iRenderingintent);
typedef mng_bool (MNG_DECL *mng_processiccp) (mng_handle hHandle,
mng_uint32 iProfilesize,
mng_ptr pProfile);
typedef mng_bool (MNG_DECL *mng_processarow) (mng_handle hHandle,
mng_uint32 iRowsamples,
mng_bool bIsRGBA16,
mng_ptr pRow);
/* chunk access callback(s) */
typedef mng_bool (MNG_DECL *mng_iteratechunk) (mng_handle hHandle,
mng_handle hChunk,
mng_chunkid iChunkid,
mng_uint32 iChunkseq);
/* ************************************************************************** */
#endif /* _libmng_types_h_ */
/* ************************************************************************** */
/* * end of file * */
/* ************************************************************************** */
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