tiffio.h
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上传日期:2021-10-17
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2D图形编程
开发平台:
Visual C++
- /* $Header: /usr/people/sam/tiff/libtiff/RCS/tiffio.h,v 1.93 1996/03/07 17:00:14 sam Rel $ */
- /*
- * Copyright (c) 1988-1996 Sam Leffler
- * Copyright (c) 1991-1996 Silicon Graphics, Inc.
- *
- * Permission to use, copy, modify, distribute, and sell this software and
- * its documentation for any purpose is hereby granted without fee, provided
- * that (i) the above copyright notices and this permission notice appear in
- * all copies of the software and related documentation, and (ii) the names of
- * Sam Leffler and Silicon Graphics may not be used in any advertising or
- * publicity relating to the software without the specific, prior written
- * permission of Sam Leffler and Silicon Graphics.
- *
- * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
- * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
- *
- * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
- * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
- * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
- * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
- * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
- #ifndef _TIFFIO_
- #define _TIFFIO_
- /*
- * TIFF I/O Library Definitions.
- */
- #include "tiff.h"
- /*
- * This define can be used in code that requires
- * compilation-related definitions specific to a
- * version or versions of the library. Runtime
- * version checking should be done based on the
- * string returned by TIFFGetVersion.
- */
- #define TIFFLIB_VERSION 19960307 /* March 7, 1996 */
- /*
- * TIFF is defined as an incomplete type to hide the
- * library's internal data structures from clients.
- */
- typedef struct tiff TIFF;
- /*
- * The following typedefs define the intrinsic size of
- * data types used in the *exported* interfaces. These
- * definitions depend on the proper definition of types
- * in tiff.h. Note also that the varargs interface used
- * pass tag types and values uses the types defined in
- * tiff.h directly.
- *
- * NB: ttag_t is unsigned int and not unsigned short because
- * ANSI C requires that the type before the ellipsis be a
- * promoted type (i.e. one of int, unsigned int, pointer,
- * or double) and because we defined pseudo-tags that are
- * outside the range of legal Aldus-assigned tags.
- * NB: tsize_t is int32 and not uint32 because some functions
- * return -1.
- * NB: toff_t is not off_t for many reasons; TIFFs max out at
- * 32-bit file offsets being the most important
- */
- typedef unsigned int ttag_t; /* directory tag */
- typedef uint16 tdir_t; /* directory index */
- typedef uint16 tsample_t; /* sample number */
- typedef uint32 tstrip_t; /* strip number */
- typedef uint32 ttile_t; /* tile number */
- typedef int32 tsize_t; /* i/o size in bytes */
- #if defined(_WINDOWS) || defined(__WIN32__) || defined(_Windows)
- #include <windows.h>
- #ifdef __WIN32__
- DECLARE_HANDLE(thandle_t); /* Win32 file handle */
- #else
- typedef HFILE thandle_t; /* client data handle */
- #endif
- #else
- typedef void* thandle_t; /* client data handle */
- #endif
- typedef void* tdata_t; /* image data ref */
- typedef int32 toff_t; /* file offset */
- #ifndef NULL
- #define NULL 0
- #endif
- /*
- * Flags to pass to TIFFPrintDirectory to control
- * printing of data structures that are potentially
- * very large. Bit-or these flags to enable printing
- * multiple items.
- */
- #define TIFFPRINT_NONE 0x0 /* no extra info */
- #define TIFFPRINT_STRIPS 0x1 /* strips/tiles info */
- #define TIFFPRINT_CURVES 0x2 /* color/gray response curves */
- #define TIFFPRINT_COLORMAP 0x4 /* colormap */
- #define TIFFPRINT_JPEGQTABLES 0x100 /* JPEG Q matrices */
- #define TIFFPRINT_JPEGACTABLES 0x200 /* JPEG AC tables */
- #define TIFFPRINT_JPEGDCTABLES 0x200 /* JPEG DC tables */
- /*
- * RGBA-style image support.
- */
- typedef unsigned char TIFFRGBValue; /* 8-bit samples */
- typedef struct _TIFFRGBAImage TIFFRGBAImage;
- /*
- * The image reading and conversion routines invoke
- * ``put routines'' to copy/image/whatever tiles of
- * raw image data. A default set of routines are
- * provided to convert/copy raw image data to 8-bit
- * packed ABGR format rasters. Applications can supply
- * alternate routines that unpack the data into a
- * different format or, for example, unpack the data
- * and draw the unpacked raster on the display.
- */
- typedef void (*tileContigRoutine)
- (TIFFRGBAImage*, uint32*, uint32, uint32, uint32, uint32, int32, int32,
- unsigned char*);
- typedef void (*tileSeparateRoutine)
- (TIFFRGBAImage*, uint32*, uint32, uint32, uint32, uint32, int32, int32,
- unsigned char*, unsigned char*, unsigned char*, unsigned char*);
- /*
- * RGBA-reader state.
- */
- typedef struct { /* YCbCr->RGB support */
- TIFFRGBValue* clamptab; /* range clamping table */
- int* Cr_r_tab;
- int* Cb_b_tab;
- int32* Cr_g_tab;
- int32* Cb_g_tab;
- float coeffs[3]; /* cached for repeated use */
- } TIFFYCbCrToRGB;
- struct _TIFFRGBAImage {
- TIFF* tif; /* image handle */
- int stoponerr; /* stop on read error */
- int isContig; /* data is packed/separate */
- int alpha; /* type of alpha data present */
- uint32 width; /* image width */
- uint32 height; /* image height */
- uint16 bitspersample; /* image bits/sample */
- uint16 samplesperpixel; /* image samples/pixel */
- uint16 orientation; /* image orientation */
- uint16 photometric; /* image photometric interp */
- uint16* redcmap; /* colormap pallete */
- uint16* greencmap;
- uint16* bluecmap;
- /* get image data routine */
- int (*get)(TIFFRGBAImage*, uint32*, uint32, uint32);
- union {
- void (*any)(TIFFRGBAImage*);
- tileContigRoutine contig;
- tileSeparateRoutine separate;
- } put; /* put decoded strip/tile */
- TIFFRGBValue* Map; /* sample mapping array */
- uint32** BWmap; /* black&white map */
- uint32** PALmap; /* palette image map */
- TIFFYCbCrToRGB* ycbcr; /* YCbCr conversion state */
- };
- /*
- * Macros for extracting components from the
- * packed ABGR form returned by TIFFReadRGBAImage.
- */
- #define TIFFGetR(abgr) ((abgr) & 0xff)
- #define TIFFGetG(abgr) (((abgr) >> 8) & 0xff)
- #define TIFFGetB(abgr) (((abgr) >> 16) & 0xff)
- #define TIFFGetA(abgr) (((abgr) >> 24) & 0xff)
- /*
- * A CODEC is a software package that implements decoding,
- * encoding, or decoding+encoding of a compression algorithm.
- * The library provides a collection of builtin codecs.
- * More codecs may be registered through calls to the library
- * and/or the builtin implementations may be overridden.
- */
- typedef int (*TIFFInitMethod)(TIFF*, int);
- typedef struct {
- char* name;
- uint16 scheme;
- TIFFInitMethod init;
- } TIFFCodec;
- #include <stdio.h>
- #include <stdarg.h>
- #if defined(__cplusplus)
- extern "C" {
- #endif
- typedef void (*TIFFErrorHandler)(const char*, const char*, va_list);
- typedef tsize_t (*TIFFReadWriteProc)(thandle_t, tdata_t, tsize_t);
- typedef toff_t (*TIFFSeekProc)(thandle_t, toff_t, int);
- typedef int (*TIFFCloseProc)(thandle_t);
- typedef toff_t (*TIFFSizeProc)(thandle_t);
- typedef int (*TIFFMapFileProc)(thandle_t, tdata_t*, toff_t*);
- typedef void (*TIFFUnmapFileProc)(thandle_t, tdata_t, toff_t);
- typedef void (*TIFFExtendProc)(TIFF*);
- extern const char* TIFFGetVersion(void);
- extern const TIFFCodec* TIFFFindCODEC(uint16);
- extern TIFFCodec* TIFFRegisterCODEC(uint16, const char*, TIFFInitMethod);
- extern void TIFFUnRegisterCODEC(TIFFCodec*);
- extern tdata_t _TIFFmalloc(tsize_t);
- extern tdata_t _TIFFrealloc(tdata_t, tsize_t);
- extern void _TIFFmemset(tdata_t, int, tsize_t);
- extern void _TIFFmemcpy(tdata_t, const tdata_t, tsize_t);
- extern int _TIFFmemcmp(const tdata_t, const tdata_t, tsize_t);
- extern void _TIFFfree(tdata_t);
- extern void TIFFClose(TIFF*);
- extern int TIFFFlush(TIFF*);
- extern int TIFFFlushData(TIFF*);
- extern int TIFFGetField(TIFF*, ttag_t, ...);
- extern int TIFFVGetField(TIFF*, ttag_t, va_list);
- extern int TIFFGetFieldDefaulted(TIFF*, ttag_t, ...);
- extern int TIFFVGetFieldDefaulted(TIFF*, ttag_t, va_list);
- extern int TIFFReadDirectory(TIFF*);
- extern tsize_t TIFFScanlineSize(TIFF*);
- extern tsize_t TIFFRasterScanlineSize(TIFF*);
- extern tsize_t TIFFStripSize(TIFF*);
- extern tsize_t TIFFVStripSize(TIFF*, uint32);
- extern tsize_t TIFFTileRowSize(TIFF*);
- extern tsize_t TIFFTileSize(TIFF*);
- extern tsize_t TIFFVTileSize(TIFF*, uint32);
- extern uint32 TIFFDefaultStripSize(TIFF*, uint32);
- extern void TIFFDefaultTileSize(TIFF*, uint32*, uint32*);
- extern int TIFFFileno(TIFF*);
- extern int TIFFGetMode(TIFF*);
- extern int TIFFIsTiled(TIFF*);
- extern int TIFFIsByteSwapped(TIFF*);
- extern int TIFFIsUpSampled(TIFF*);
- extern int TIFFIsMSB2LSB(TIFF*);
- extern uint32 TIFFCurrentRow(TIFF*);
- extern tdir_t TIFFCurrentDirectory(TIFF*);
- extern uint32 TIFFCurrentDirOffset(TIFF*);
- extern tstrip_t TIFFCurrentStrip(TIFF*);
- extern ttile_t TIFFCurrentTile(TIFF*);
- extern int TIFFReadBufferSetup(TIFF*, tdata_t, tsize_t);
- extern int TIFFWriteBufferSetup(TIFF*, tdata_t, tsize_t);
- extern int TIFFLastDirectory(TIFF*);
- extern int TIFFSetDirectory(TIFF*, tdir_t);
- extern int TIFFSetSubDirectory(TIFF*, uint32);
- extern int TIFFUnlinkDirectory(TIFF*, tdir_t);
- extern int TIFFSetField(TIFF*, ttag_t, ...);
- extern int TIFFVSetField(TIFF*, ttag_t, va_list);
- extern int TIFFWriteDirectory(TIFF *);
- #if defined(c_plusplus) || defined(__cplusplus)
- extern void TIFFPrintDirectory(TIFF*, FILE*, long = 0);
- extern int TIFFReadScanline(TIFF*, tdata_t, uint32, tsample_t = 0);
- extern int TIFFWriteScanline(TIFF*, tdata_t, uint32, tsample_t = 0);
- extern int TIFFReadRGBAImage(TIFF*, uint32, uint32, uint32*, int = 0);
- #else
- extern void TIFFPrintDirectory(TIFF*, FILE*, long);
- extern int TIFFReadScanline(TIFF*, tdata_t, uint32, tsample_t);
- extern int TIFFWriteScanline(TIFF*, tdata_t, uint32, tsample_t);
- extern int TIFFReadRGBAImage(TIFF*, uint32, uint32, uint32*, int);
- #endif
- extern int TIFFRGBAImageOK(TIFF*, char [1024]);
- extern int TIFFRGBAImageBegin(TIFFRGBAImage*, TIFF*, int, char [1024]);
- extern int TIFFRGBAImageGet(TIFFRGBAImage*, uint32*, uint32, uint32);
- extern void TIFFRGBAImageEnd(TIFFRGBAImage*);
- extern TIFF* TIFFOpen(const char*, const char*);
- extern TIFF* TIFFFdOpen(int, const char*, const char*);
- extern TIFF* TIFFClientOpen(const char*, const char*,
- thandle_t,
- TIFFReadWriteProc, TIFFReadWriteProc,
- TIFFSeekProc, TIFFCloseProc,
- TIFFSizeProc,
- TIFFMapFileProc, TIFFUnmapFileProc);
- extern const char* TIFFFileName(TIFF*);
- extern void TIFFError(const char*, const char*, ...);
- extern void TIFFWarning(const char*, const char*, ...);
- extern TIFFErrorHandler TIFFSetErrorHandler(TIFFErrorHandler);
- extern TIFFErrorHandler TIFFSetWarningHandler(TIFFErrorHandler);
- extern TIFFExtendProc TIFFSetTagExtender(TIFFExtendProc);
- extern ttile_t TIFFComputeTile(TIFF*, uint32, uint32, uint32, tsample_t);
- extern int TIFFCheckTile(TIFF*, uint32, uint32, uint32, tsample_t);
- extern ttile_t TIFFNumberOfTiles(TIFF*);
- extern tsize_t TIFFReadTile(TIFF*,
- tdata_t, uint32, uint32, uint32, tsample_t);
- extern tsize_t TIFFWriteTile(TIFF*,
- tdata_t, uint32, uint32, uint32, tsample_t);
- extern tstrip_t TIFFComputeStrip(TIFF*, uint32, tsample_t);
- extern tstrip_t TIFFNumberOfStrips(TIFF*);
- extern tsize_t TIFFReadEncodedStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
- extern tsize_t TIFFReadRawStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
- extern tsize_t TIFFReadEncodedTile(TIFF*, ttile_t, tdata_t, tsize_t);
- extern tsize_t TIFFReadRawTile(TIFF*, ttile_t, tdata_t, tsize_t);
- extern tsize_t TIFFWriteEncodedStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
- extern tsize_t TIFFWriteRawStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
- extern tsize_t TIFFWriteEncodedTile(TIFF*, ttile_t, tdata_t, tsize_t);
- extern tsize_t TIFFWriteRawTile(TIFF*, ttile_t, tdata_t, tsize_t);
- extern void TIFFSetWriteOffset(TIFF*, toff_t);
- extern void TIFFSwabShort(uint16*);
- extern void TIFFSwabLong(uint32*);
- extern void TIFFSwabDouble(double*);
- extern void TIFFSwabArrayOfShort(uint16*, unsigned long);
- extern void TIFFSwabArrayOfLong(uint32*, unsigned long);
- extern void TIFFSwabArrayOfDouble(double*, unsigned long);
- extern void TIFFReverseBits(unsigned char *, unsigned long);
- extern const unsigned char* TIFFGetBitRevTable(int);
- #if defined(__cplusplus)
- }
- #endif
- #endif /* _TIFFIO_ */