--- /dev/null
+/* $Id: tiffiop.h,v 1.1 2005-06-17 13:54:52 vp153 Exp $ */
+
+/*
+ * Copyright (c) 1988-1997 Sam Leffler
+ * Copyright (c) 1991-1997 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 _TIFFIOP_
+#define _TIFFIOP_
+/*
+ * ``Library-private'' definitions.
+ */
+
+#include "tif_config.h"
+
+#if HAVE_FCNTL_H
+# include <fcntl.h>
+#endif
+
+#if HAVE_SYS_TYPES_H
+# include <sys/types.h>
+#endif
+
+#if HAVE_STRING_H
+# include <string.h>
+#endif
+
+#if HAVE_ASSERT_H
+# include <assert.h>
+#else
+# define assert(x)
+#endif
+
+#include "tiffio.h"
+#include "tif_dir.h"
+
+typedef double dblparam_t;
+
+#define GLOBALDATA(TYPE,NAME) extern TYPE NAME
+
+#define streq(a,b) (strcmp(a,b) == 0)
+
+#ifndef TRUE
+#define TRUE 1
+#define FALSE 0
+#endif
+
+typedef struct client_info {
+ struct client_info *next;
+ void *data;
+ char *name;
+} TIFFClientInfoLink;
+
+/*
+ * Typedefs for ``method pointers'' used internally.
+ */
+typedef unsigned char tidataval_t; /* internal image data value type */
+typedef tidataval_t* tidata_t; /* reference to internal image data */
+
+typedef void (*TIFFVoidMethod)(TIFF*);
+typedef int (*TIFFBoolMethod)(TIFF*);
+typedef int (*TIFFPreMethod)(TIFF*, tsample_t);
+typedef int (*TIFFCodeMethod)(TIFF*, tidata_t, tsize_t, tsample_t);
+typedef int (*TIFFSeekMethod)(TIFF*, uint32);
+typedef void (*TIFFPostMethod)(TIFF*, tidata_t, tsize_t);
+typedef uint32 (*TIFFStripMethod)(TIFF*, uint32);
+typedef void (*TIFFTileMethod)(TIFF*, uint32*, uint32*);
+
+struct tiff {
+ char* tif_name; /* name of open file */
+ int tif_fd; /* open file descriptor */
+ int tif_mode; /* open mode (O_*) */
+ uint32 tif_flags;
+#define TIFF_FILLORDER 0x0003 /* natural bit fill order for machine */
+#define TIFF_DIRTYHEADER 0x0004 /* header must be written on close */
+#define TIFF_DIRTYDIRECT 0x0008 /* current directory must be written */
+#define TIFF_BUFFERSETUP 0x0010 /* data buffers setup */
+#define TIFF_CODERSETUP 0x0020 /* encoder/decoder setup done */
+#define TIFF_BEENWRITING 0x0040 /* written 1+ scanlines to file */
+#define TIFF_SWAB 0x0080 /* byte swap file information */
+#define TIFF_NOBITREV 0x0100 /* inhibit bit reversal logic */
+#define TIFF_MYBUFFER 0x0200 /* my raw data buffer; free on close */
+#define TIFF_ISTILED 0x0400 /* file is tile, not strip- based */
+#define TIFF_MAPPED 0x0800 /* file is mapped into memory */
+#define TIFF_POSTENCODE 0x1000 /* need call to postencode routine */
+#define TIFF_INSUBIFD 0x2000 /* currently writing a subifd */
+#define TIFF_UPSAMPLED 0x4000 /* library is doing data up-sampling */
+#define TIFF_STRIPCHOP 0x8000 /* enable strip chopping support */
+ toff_t tif_diroff; /* file offset of current directory */
+ toff_t tif_nextdiroff; /* file offset of following directory */
+ toff_t* tif_dirlist; /* list of offsets to already seen */
+ /* directories to prevent IFD looping */
+ uint16 tif_dirnumber; /* number of already seen directories */
+ TIFFDirectory tif_dir; /* internal rep of current directory */
+ TIFFHeader tif_header; /* file's header block */
+ const int* tif_typeshift; /* data type shift counts */
+ const long* tif_typemask; /* data type masks */
+ uint32 tif_row; /* current scanline */
+ tdir_t tif_curdir; /* current directory (index) */
+ tstrip_t tif_curstrip; /* current strip for read/write */
+ toff_t tif_curoff; /* current offset for read/write */
+ toff_t tif_dataoff; /* current offset for writing dir */
+/* SubIFD support */
+ uint16 tif_nsubifd; /* remaining subifds to write */
+ toff_t tif_subifdoff; /* offset for patching SubIFD link */
+/* tiling support */
+ uint32 tif_col; /* current column (offset by row too) */
+ ttile_t tif_curtile; /* current tile for read/write */
+ tsize_t tif_tilesize; /* # of bytes in a tile */
+/* compression scheme hooks */
+ int tif_decodestatus;
+ TIFFBoolMethod tif_setupdecode;/* called once before predecode */
+ TIFFPreMethod tif_predecode; /* pre- row/strip/tile decoding */
+ TIFFBoolMethod tif_setupencode;/* called once before preencode */
+ int tif_encodestatus;
+ TIFFPreMethod tif_preencode; /* pre- row/strip/tile encoding */
+ TIFFBoolMethod tif_postencode; /* post- row/strip/tile encoding */
+ TIFFCodeMethod tif_decoderow; /* scanline decoding routine */
+ TIFFCodeMethod tif_encoderow; /* scanline encoding routine */
+ TIFFCodeMethod tif_decodestrip;/* strip decoding routine */
+ TIFFCodeMethod tif_encodestrip;/* strip encoding routine */
+ TIFFCodeMethod tif_decodetile; /* tile decoding routine */
+ TIFFCodeMethod tif_encodetile; /* tile encoding routine */
+ TIFFVoidMethod tif_close; /* cleanup-on-close routine */
+ TIFFSeekMethod tif_seek; /* position within a strip routine */
+ TIFFVoidMethod tif_cleanup; /* cleanup state routine */
+ TIFFStripMethod tif_defstripsize;/* calculate/constrain strip size */
+ TIFFTileMethod tif_deftilesize;/* calculate/constrain tile size */
+ tidata_t tif_data; /* compression scheme private data */
+/* input/output buffering */
+ tsize_t tif_scanlinesize;/* # of bytes in a scanline */
+ tsize_t tif_scanlineskew;/* scanline skew for reading strips */
+ tidata_t tif_rawdata; /* raw data buffer */
+ tsize_t tif_rawdatasize;/* # of bytes in raw data buffer */
+ tidata_t tif_rawcp; /* current spot in raw buffer */
+ tsize_t tif_rawcc; /* bytes unread from raw buffer */
+/* memory-mapped file support */
+ tidata_t tif_base; /* base of mapped file */
+ toff_t tif_size; /* size of mapped file region (bytes) */
+ TIFFMapFileProc tif_mapproc; /* map file method */
+ TIFFUnmapFileProc tif_unmapproc;/* unmap file method */
+/* input/output callback methods */
+ thandle_t tif_clientdata; /* callback parameter */
+ TIFFReadWriteProc tif_readproc; /* read method */
+ TIFFReadWriteProc tif_writeproc;/* write method */
+ TIFFSeekProc tif_seekproc; /* lseek method */
+ TIFFCloseProc tif_closeproc; /* close method */
+ TIFFSizeProc tif_sizeproc; /* filesize method */
+/* post-decoding support */
+ TIFFPostMethod tif_postdecode; /* post decoding routine */
+/* tag support */
+ TIFFFieldInfo** tif_fieldinfo; /* sorted table of registered tags */
+ int tif_nfields; /* # entries in registered tag table */
+ const TIFFFieldInfo *tif_foundfield;/* cached pointer to already found tag */
+ TIFFTagMethods tif_tagmethods; /* tag get/set/print routines */
+ TIFFClientInfoLink *tif_clientinfo; /* extra client information. */
+};
+
+#define isPseudoTag(t) (t > 0xffff) /* is tag value normal or pseudo */
+
+#define isTiled(tif) (((tif)->tif_flags & TIFF_ISTILED) != 0)
+#define isMapped(tif) (((tif)->tif_flags & TIFF_MAPPED) != 0)
+#define isFillOrder(tif, o) (((tif)->tif_flags & (o)) != 0)
+#define isUpSampled(tif) (((tif)->tif_flags & TIFF_UPSAMPLED) != 0)
+#define TIFFReadFile(tif, buf, size) \
+ ((*(tif)->tif_readproc)((tif)->tif_clientdata,buf,size))
+#define TIFFWriteFile(tif, buf, size) \
+ ((*(tif)->tif_writeproc)((tif)->tif_clientdata,buf,size))
+#define TIFFSeekFile(tif, off, whence) \
+ ((*(tif)->tif_seekproc)((tif)->tif_clientdata,(toff_t)(off),whence))
+#define TIFFCloseFile(tif) \
+ ((*(tif)->tif_closeproc)((tif)->tif_clientdata))
+#define TIFFGetFileSize(tif) \
+ ((*(tif)->tif_sizeproc)((tif)->tif_clientdata))
+#define TIFFMapFileContents(tif, paddr, psize) \
+ ((*(tif)->tif_mapproc)((tif)->tif_clientdata,paddr,psize))
+#define TIFFUnmapFileContents(tif, addr, size) \
+ ((*(tif)->tif_unmapproc)((tif)->tif_clientdata,addr,size))
+
+/*
+ * Default Read/Seek/Write definitions.
+ */
+#ifndef ReadOK
+#define ReadOK(tif, buf, size) \
+ (TIFFReadFile(tif, (tdata_t) buf, (tsize_t)(size)) == (tsize_t)(size))
+#endif
+#ifndef SeekOK
+#define SeekOK(tif, off) \
+ (TIFFSeekFile(tif, (toff_t) off, SEEK_SET) == (toff_t) off)
+#endif
+#ifndef WriteOK
+#define WriteOK(tif, buf, size) \
+ (TIFFWriteFile(tif, (tdata_t) buf, (tsize_t) size) == (tsize_t) size)
+#endif
+
+/* NB: the uint32 casts are to silence certain ANSI-C compilers */
+#define TIFFhowmany(x, y) ((((uint32)(x))+(((uint32)(y))-1))/((uint32)(y)))
+#define TIFFhowmany8(x) (((x)&0x07)?((uint32)(x)>>3)+1:(uint32)(x)>>3)
+#define TIFFroundup(x, y) (TIFFhowmany(x,y)*(y))
+
+#define TIFFmax(A,B) ((A)>(B)?(A):(B))
+#define TIFFmin(A,B) ((A)<(B)?(A):(B))
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+extern int _TIFFgetMode(const char*, const char*);
+extern int _TIFFNoRowEncode(TIFF*, tidata_t, tsize_t, tsample_t);
+extern int _TIFFNoStripEncode(TIFF*, tidata_t, tsize_t, tsample_t);
+extern int _TIFFNoTileEncode(TIFF*, tidata_t, tsize_t, tsample_t);
+extern int _TIFFNoRowDecode(TIFF*, tidata_t, tsize_t, tsample_t);
+extern int _TIFFNoStripDecode(TIFF*, tidata_t, tsize_t, tsample_t);
+extern int _TIFFNoTileDecode(TIFF*, tidata_t, tsize_t, tsample_t);
+extern void _TIFFNoPostDecode(TIFF*, tidata_t, tsize_t);
+extern int _TIFFNoPreCode (TIFF*, tsample_t);
+extern int _TIFFNoSeek(TIFF*, uint32);
+extern void _TIFFSwab16BitData(TIFF*, tidata_t, tsize_t);
+extern void _TIFFSwab32BitData(TIFF*, tidata_t, tsize_t);
+extern void _TIFFSwab64BitData(TIFF*, tidata_t, tsize_t);
+extern int TIFFFlushData1(TIFF*);
+extern void TIFFFreeDirectory(TIFF*);
+extern int TIFFDefaultDirectory(TIFF*);
+extern int TIFFSetCompressionScheme(TIFF*, int);
+extern int TIFFSetDefaultCompressionState(TIFF*);
+extern uint32 _TIFFDefaultStripSize(TIFF*, uint32);
+extern void _TIFFDefaultTileSize(TIFF*, uint32*, uint32*);
+
+extern void _TIFFsetByteArray(void**, void*, long);
+extern void _TIFFsetString(char**, char*);
+extern void _TIFFsetShortArray(uint16**, uint16*, long);
+extern void _TIFFsetLongArray(uint32**, uint32*, long);
+extern void _TIFFsetFloatArray(float**, float*, long);
+extern void _TIFFsetDoubleArray(double**, double*, long);
+
+extern void _TIFFprintAscii(FILE*, const char*);
+extern void _TIFFprintAsciiTag(FILE*, const char*, const char*);
+
+GLOBALDATA(TIFFErrorHandler,_TIFFwarningHandler);
+GLOBALDATA(TIFFErrorHandler,_TIFFerrorHandler);
+
+extern int TIFFInitDumpMode(TIFF*, int);
+#ifdef PACKBITS_SUPPORT
+extern int TIFFInitPackBits(TIFF*, int);
+#endif
+#ifdef CCITT_SUPPORT
+extern int TIFFInitCCITTRLE(TIFF*, int), TIFFInitCCITTRLEW(TIFF*, int);
+extern int TIFFInitCCITTFax3(TIFF*, int), TIFFInitCCITTFax4(TIFF*, int);
+#endif
+#ifdef THUNDER_SUPPORT
+extern int TIFFInitThunderScan(TIFF*, int);
+#endif
+#ifdef NEXT_SUPPORT
+extern int TIFFInitNeXT(TIFF*, int);
+#endif
+#ifdef LZW_SUPPORT
+extern int TIFFInitLZW(TIFF*, int);
+#endif
+#ifdef OJPEG_SUPPORT
+extern int TIFFInitOJPEG(TIFF*, int);
+#endif
+#ifdef JPEG_SUPPORT
+extern int TIFFInitJPEG(TIFF*, int);
+#endif
+#ifdef JBIG_SUPPORT
+extern int TIFFInitJBIG(TIFF*, int);
+#endif
+#ifdef ZIP_SUPPORT
+extern int TIFFInitZIP(TIFF*, int);
+#endif
+#ifdef PIXARLOG_SUPPORT
+extern int TIFFInitPixarLog(TIFF*, int);
+#endif
+#ifdef LOGLUV_SUPPORT
+extern int TIFFInitSGILog(TIFF*, int);
+#endif
+#ifdef VMS
+extern const TIFFCodec _TIFFBuiltinCODECS[];
+#else
+extern TIFFCodec _TIFFBuiltinCODECS[];
+#endif
+
+#if defined(__cplusplus)
+}
+#endif
+#endif /* _TIFFIOP_ */
+
+/* vim: set ts=8 sts=8 sw=8 noet: */
projects / opencv / blobdiff