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LibTiffDelphi.pas
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LibTiffDelphi.pas
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unit LibTiffDelphi;
{$IFOPT D+}
{$DEFINE LIBTIFF_DEBUG}
{$ENDIF}
interface
uses
Windows, SysUtils, Classes;
const
LibTiffDelphiVersionString = 'LibTiffDelphi 3.7.0.00'#13#10'Pre-compiled LibTiff for Delphi'#13#10'http://www.awaresystems.be/'#13#10;
TIFF_NOTYPE = 0;
TIFF_BYTE = 1; { 8-bit unsigned integer }
TIFF_ASCII = 2; { 8-bit bytes w/ last byte null }
TIFF_SHORT = 3; { 16-bit unsigned integer }
TIFF_LONG = 4; { 32-bit unsigned integer }
TIFF_RATIONAL = 5; { 64-bit unsigned fraction }
TIFF_SBYTE = 6; { !8-bit signed integer }
TIFF_UNDEFINED = 7; { !8-bit untyped data }
TIFF_SSHORT = 8; { !16-bit signed integer }
TIFF_SLONG = 9; { !32-bit signed integer }
TIFF_SRATIONAL = 10; { !64-bit signed fraction }
TIFF_FLOAT = 11; { !32-bit IEEE floating point }
TIFF_DOUBLE = 12; { !64-bit IEEE floating point }
TIFF_IFD = 13; { %32-bit unsigned integer (offset) }
TIFF_UNICODE = 14;
TIFF_COMPLEX = 15;
TIFF_LONG8 = 16;
TIFF_SLONG8 = 17;
TIFF_IFD8 = 18;
TIFFTAG_SUBFILETYPE = 254; { subfile data descriptor }
FILETYPE_REDUCEDIMAGE = $1; { reduced resolution version }
FILETYPE_PAGE = $2; { one page of many }
FILETYPE_MASK = $4; { transparency mask }
TIFFTAG_OSUBFILETYPE = 255; { kind of data in subfile }
OFILETYPE_IMAGE = 1; { full resolution image data }
OFILETYPE_REDUCEDIMAGE = 2; { reduced size image data }
OFILETYPE_PAGE = 3; { one page of many }
TIFFTAG_IMAGEWIDTH = 256; { image width in pixels }
TIFFTAG_IMAGELENGTH = 257; { image height in pixels }
TIFFTAG_BITSPERSAMPLE = 258; { bits per channel (sample) }
TIFFTAG_COMPRESSION = 259; { data compression technique }
COMPRESSION_NONE = 1; { dump mode }
COMPRESSION_CCITTRLE = 2; { CCITT modified Huffman RLE }
COMPRESSION_CCITTFAX3 = 3; { CCITT Group 3 fax encoding }
COMPRESSION_CCITT_T4 = 3; { CCITT T.4 (TIFF 6 name) }
COMPRESSION_CCITTFAX4 = 4; { CCITT Group 4 fax encoding }
COMPRESSION_CCITT_T6 = 4; { CCITT T.6 (TIFF 6 name) }
COMPRESSION_LZW = 5; { Lempel-Ziv & Welch }
COMPRESSION_OJPEG = 6; { !6.0 JPEG }
COMPRESSION_JPEG = 7; { %JPEG DCT compression }
COMPRESSION_NEXT = 32766; { NeXT 2-bit RLE }
COMPRESSION_CCITTRLEW = 32771; { #1 w/ word alignment }
COMPRESSION_PACKBITS = 32773; { Macintosh RLE }
COMPRESSION_THUNDERSCAN = 32809; { ThunderScan RLE }
{ codes 32895-32898 are reserved for ANSI IT8 TIFF/IT <[email protected]) }
COMPRESSION_IT8CTPAD = 32895; { IT8 CT w/padding }
COMPRESSION_IT8LW = 32896; { IT8 Linework RLE }
COMPRESSION_IT8MP = 32897; { IT8 Monochrome picture }
COMPRESSION_IT8BL = 32898; { IT8 Binary line art }
{ compression codes 32908-32911 are reserved for Pixar }
COMPRESSION_PIXARFILM = 32908; { Pixar companded 10bit LZW }
COMPRESSION_PIXARLOG = 32909; { Pixar companded 11bit ZIP }
COMPRESSION_DEFLATE = 32946; { Deflate compression }
COMPRESSION_ADOBE_DEFLATE = 8; { Deflate compression, as recognized by Adobe }
{ compression code 32947 is reserved for Oceana Matrix <[email protected]> }
COMPRESSION_DCS = 32947; { Kodak DCS encoding }
COMPRESSION_JBIG = 34661; { ISO JBIG }
COMPRESSION_SGILOG = 34676; { SGI Log Luminance RLE }
COMPRESSION_SGILOG24 = 34677; { SGI Log 24-bit packed }
COMPRESSION_JP2000 = 34712; { Leadtools JPEG2000 }
TIFFTAG_PHOTOMETRIC = 262; { photometric interpretation }
PHOTOMETRIC_MINISWHITE = 0; { min value is white }
PHOTOMETRIC_MINISBLACK = 1; { min value is black }
PHOTOMETRIC_RGB = 2; { RGB color model }
PHOTOMETRIC_PALETTE = 3; { color map indexed }
PHOTOMETRIC_MASK = 4; { $holdout mask }
PHOTOMETRIC_SEPARATED = 5; { !color separations }
PHOTOMETRIC_YCBCR = 6; { !CCIR 601 }
PHOTOMETRIC_CIELAB = 8; { !1976 CIE L*a*b* }
PHOTOMETRIC_ICCLAB = 9; { ICC L*a*b* [Adobe TIFF Technote 4] }
PHOTOMETRIC_ITULAB = 10; { ITU L*a*b* }
PHOTOMETRIC_LOGL = 32844; { CIE Log2(L) }
PHOTOMETRIC_LOGLUV = 32845; { CIE Log2(L) (u',v') }
TIFFTAG_THRESHHOLDING = 263; { thresholding used on data }
THRESHHOLD_BILEVEL = 1; { b&w art scan }
THRESHHOLD_HALFTONE = 2; { or dithered scan }
THRESHHOLD_ERRORDIFFUSE = 3; { usually floyd-steinberg }
TIFFTAG_CELLWIDTH = 264; { +dithering matrix width }
TIFFTAG_CELLLENGTH = 265; { +dithering matrix height }
TIFFTAG_FILLORDER = 266; { data order within a byte }
FILLORDER_MSB2LSB = 1; { most significant -> least }
FILLORDER_LSB2MSB = 2; { least significant -> most }
TIFFTAG_DOCUMENTNAME = 269; { name of doc. image is from }
TIFFTAG_IMAGEDESCRIPTION = 270; { info about image }
TIFFTAG_MAKE = 271; { scanner manufacturer name }
TIFFTAG_MODEL = 272; { scanner model name/number }
TIFFTAG_STRIPOFFSETS = 273; { offsets to data strips }
TIFFTAG_ORIENTATION = 274; { +image orientation }
ORIENTATION_TOPLEFT = 1; { row 0 top, col 0 lhs }
ORIENTATION_TOPRIGHT = 2; { row 0 top, col 0 rhs }
ORIENTATION_BOTRIGHT = 3; { row 0 bottom, col 0 rhs }
ORIENTATION_BOTLEFT = 4; { row 0 bottom, col 0 lhs }
ORIENTATION_LEFTTOP = 5; { row 0 lhs, col 0 top }
ORIENTATION_RIGHTTOP = 6; { row 0 rhs, col 0 top }
ORIENTATION_RIGHTBOT = 7; { row 0 rhs, col 0 bottom }
ORIENTATION_LEFTBOT = 8; { row 0 lhs, col 0 bottom }
TIFFTAG_SAMPLESPERPIXEL = 277; { samples per pixel }
TIFFTAG_ROWSPERSTRIP = 278; { rows per strip of data }
TIFFTAG_STRIPBYTECOUNTS = 279; { bytes counts for strips }
TIFFTAG_MINSAMPLEVALUE = 280; { +minimum sample value }
TIFFTAG_MAXSAMPLEVALUE = 281; { +maximum sample value }
TIFFTAG_XRESOLUTION = 282; { pixels/resolution in x }
TIFFTAG_YRESOLUTION = 283; { pixels/resolution in y }
TIFFTAG_PLANARCONFIG = 284; { storage organization }
PLANARCONFIG_CONTIG = 1; { single image plane }
PLANARCONFIG_SEPARATE = 2; { separate planes of data }
TIFFTAG_PAGENAME = 285; { page name image is from }
TIFFTAG_XPOSITION = 286; { x page offset of image lhs }
TIFFTAG_YPOSITION = 287; { y page offset of image lhs }
TIFFTAG_FREEOFFSETS = 288; { +byte offset to free block }
TIFFTAG_FREEBYTECOUNTS = 289; { +sizes of free blocks }
{matched with tag reference up to this point}
TIFFTAG_GRAYRESPONSEUNIT = 290; { $gray scale curve accuracy }
GRAYRESPONSEUNIT_10S = 1; { tenths of a unit }
GRAYRESPONSEUNIT_100S = 2; { hundredths of a unit }
GRAYRESPONSEUNIT_1000S = 3; { thousandths of a unit }
GRAYRESPONSEUNIT_10000S = 4; { ten-thousandths of a unit }
GRAYRESPONSEUNIT_100000S = 5; { hundred-thousandths }
TIFFTAG_GRAYRESPONSECURVE = 291; { $gray scale response curve }
TIFFTAG_GROUP3OPTIONS = 292; { 32 flag bits }
TIFFTAG_T4OPTIONS = 292; { TIFF 6.0 proper name alias }
GROUP3OPT_2DENCODING = $1; { 2-dimensional coding }
GROUP3OPT_UNCOMPRESSED = $2; { data not compressed }
GROUP3OPT_FILLBITS = $4; { fill to byte boundary }
TIFFTAG_GROUP4OPTIONS = 293; { 32 flag bits }
TIFFTAG_T6OPTIONS = 293; { TIFF 6.0 proper name }
GROUP4OPT_UNCOMPRESSED = $2; { data not compressed }
TIFFTAG_RESOLUTIONUNIT = 296; { units of resolutions }
RESUNIT_NONE = 1; { no meaningful units }
RESUNIT_INCH = 2; { english }
RESUNIT_CENTIMETER = 3; { metric }
TIFFTAG_PAGENUMBER = 297; { page numbers of multi-page }
TIFFTAG_COLORRESPONSEUNIT = 300; { $color curve accuracy }
COLORRESPONSEUNIT_10S = 1; { tenths of a unit }
COLORRESPONSEUNIT_100S = 2; { hundredths of a unit }
COLORRESPONSEUNIT_1000S = 3; { thousandths of a unit }
COLORRESPONSEUNIT_10000S = 4; { ten-thousandths of a unit }
COLORRESPONSEUNIT_100000S = 5; { hundred-thousandths }
TIFFTAG_TRANSFERFUNCTION = 301; { !colorimetry info }
TIFFTAG_SOFTWARE = 305; { name & release }
TIFFTAG_DATETIME = 306; { creation date and time }
TIFFTAG_ARTIST = 315; { creator of image }
TIFFTAG_HOSTCOMPUTER = 316; { machine where created }
TIFFTAG_PREDICTOR = 317; { prediction scheme w/ LZW }
TIFFTAG_WHITEPOINT = 318; { image white point }
TIFFTAG_PRIMARYCHROMATICITIES = 319; { !primary chromaticities }
TIFFTAG_COLORMAP = 320; { RGB map for pallette image }
TIFFTAG_HALFTONEHINTS = 321; { !highlight+shadow info }
TIFFTAG_TILEWIDTH = 322; { !rows/data tile }
TIFFTAG_TILELENGTH = 323; { !cols/data tile }
TIFFTAG_TILEOFFSETS = 324; { !offsets to data tiles }
TIFFTAG_TILEBYTECOUNTS = 325; { !byte counts for tiles }
TIFFTAG_BADFAXLINES = 326; { lines w/ wrong pixel count }
TIFFTAG_CLEANFAXDATA = 327; { regenerated line info }
CLEANFAXDATA_CLEAN = 0; { no errors detected }
CLEANFAXDATA_REGENERATED = 1; { receiver regenerated lines }
CLEANFAXDATA_UNCLEAN = 2; { uncorrected errors exist }
TIFFTAG_CONSECUTIVEBADFAXLINES = 328; { max consecutive bad lines }
TIFFTAG_SUBIFD = 330; { subimage descriptors }
TIFFTAG_INKSET = 332; { !inks in separated image }
INKSET_CMYK = 1; { !cyan-magenta-yellow-black color }
INKSET_MULTIINK = 2; { !multi-ink or hi-fi color }
TIFFTAG_INKNAMES = 333; { !ascii names of inks }
TIFFTAG_NUMBEROFINKS = 334; { !number of inks }
TIFFTAG_DOTRANGE = 336; { !0% and 100% dot codes }
TIFFTAG_TARGETPRINTER = 337; { !separation target }
TIFFTAG_EXTRASAMPLES = 338; { !info about extra samples }
EXTRASAMPLE_UNSPECIFIED = 0; { !unspecified data }
EXTRASAMPLE_ASSOCALPHA = 1; { !associated alpha data }
EXTRASAMPLE_UNASSALPHA = 2; { !unassociated alpha data }
TIFFTAG_SAMPLEFORMAT = 339; { !data sample format }
SAMPLEFORMAT_UINT = 1; { !unsigned integer data }
SAMPLEFORMAT_INT = 2; { !signed integer data }
SAMPLEFORMAT_IEEEFP = 3; { !IEEE floating point data }
SAMPLEFORMAT_VOID = 4; { !untyped data }
SAMPLEFORMAT_COMPLEXINT = 5; { !complex signed int }
SAMPLEFORMAT_COMPLEXIEEEFP = 6; { !complex ieee floating }
TIFFTAG_SMINSAMPLEVALUE = 340; { !variable MinSampleValue }
TIFFTAG_SMAXSAMPLEVALUE = 341; { !variable MaxSampleValue }
TIFFTAG_CLIPPATH = 343; { %ClipPath [Adobe TIFF technote 2] }
TIFFTAG_XCLIPPATHUNITS = 344; { %XClipPathUnits [Adobe TIFF technote 2] }
TIFFTAG_YCLIPPATHUNITS = 345; { %YClipPathUnits [Adobe TIFF technote 2] }
TIFFTAG_INDEXED = 346; { %Indexed [Adobe TIFF Technote 3] }
TIFFTAG_JPEGTABLES = 347; { %JPEG table stream }
TIFFTAG_OPIPROXY = 351; { %OPI Proxy [Adobe TIFF technote] }
{ Tags 512-521 are obsoleted by Technical Note #2
which specifies a revised JPEG-in-TIFF scheme. }
TIFFTAG_JPEGPROC = 512; { !JPEG processing algorithm }
JPEGPROC_BASELINE = 1; { !baseline sequential }
JPEGPROC_LOSSLESS = 14; { !Huffman coded lossless }
TIFFTAG_JPEGIFOFFSET = 513; { !pointer to SOI marker }
TIFFTAG_JPEGIFBYTECOUNT = 514; { !JFIF stream length }
TIFFTAG_JPEGRESTARTINTERVAL = 515; { !restart interval length }
TIFFTAG_JPEGLOSSLESSPREDICTORS = 517; { !lossless proc predictor }
TIFFTAG_JPEGPOINTTRANSFORM = 518; { !lossless point transform }
TIFFTAG_JPEGQTABLES = 519; { !Q matrice offsets }
TIFFTAG_JPEGDCTABLES = 520; { !DCT table offsets }
TIFFTAG_JPEGACTABLES = 521; { !AC coefficient offsets }
TIFFTAG_YCBCRCOEFFICIENTS = 529; { !RGB -> YCbCr transform }
TIFFTAG_YCBCRSUBSAMPLING = 530; { !YCbCr subsampling factors }
TIFFTAG_YCBCRPOSITIONING = 531; { !subsample positioning }
YCBCRPOSITION_CENTERED = 1; { !as in PostScript Level 2 }
YCBCRPOSITION_COSITED = 2; { !as in CCIR 601-1 }
TIFFTAG_REFERENCEBLACKWHITE = 532; { !colorimetry info }
TIFFTAG_XMLPACKET = 700; { %XML packet [Adobe XMP technote 9-14-02] ([email protected]) }
TIFFTAG_OPIIMAGEID = 32781; { %OPI ImageID [Adobe TIFF technote] }
{ tags 32952-32956 are private tags registered to Island Graphics }
TIFFTAG_REFPTS = 32953; { image reference points }
TIFFTAG_REGIONTACKPOINT = 32954; { region-xform tack point }
TIFFTAG_REGIONWARPCORNERS = 32955; { warp quadrilateral }
TIFFTAG_REGIONAFFINE = 32956; { affine transformation mat }
{ tags 32995-32999 are private tags registered to SGI }
TIFFTAG_MATTEING = 32995; { $use ExtraSamples }
TIFFTAG_DATATYPE = 32996; { $use SampleFormat }
TIFFTAG_IMAGEDEPTH = 32997; { z depth of image }
TIFFTAG_TILEDEPTH = 32998; { z depth/data tile }
{ tags 33300-33309 are private tags registered to Pixar }
{ TIFFTAG_PIXAR_IMAGEFULLWIDTH and TIFFTAG_PIXAR_IMAGEFULLLENGTH are set when an image has been cropped out of a larger image.
They reflect the size of the original uncropped image. The TIFFTAG_XPOSITION and TIFFTAG_YPOSITION can be used to determine the
position of the smaller image in the larger one. }
TIFFTAG_PIXAR_IMAGEFULLWIDTH = 33300; { full image size in x }
TIFFTAG_PIXAR_IMAGEFULLLENGTH = 33301; { full image size in y }
{ Tags 33302-33306 are used to identify special image modes and data used by Pixar's texture formats. }
TIFFTAG_PIXAR_TEXTUREFORMAT = 33302; { texture map format }
TIFFTAG_PIXAR_WRAPMODES = 33303; { s & t wrap modes }
TIFFTAG_PIXAR_FOVCOT = 33304; { cotan(fov) for env. maps }
TIFFTAG_PIXAR_MATRIX_WORLDTOSCREEN = 33305;
TIFFTAG_PIXAR_MATRIX_WORLDTOCAMERA = 33306;
{ tag 33405 is a private tag registered to Eastman Kodak }
TIFFTAG_WRITERSERIALNUMBER = 33405; { device serial number }
{ tag 33432 is listed in the 6.0 spec w/ unknown ownership }
TIFFTAG_COPYRIGHT = 33432; { copyright string }
{ IPTC TAG from RichTIFF specifications }
TIFFTAG_RICHTIFFIPTC = 33723;
{ 34016-34029 are reserved for ANSI IT8 TIFF/IT <[email protected]) }
TIFFTAG_IT8SITE = 34016; { site name }
TIFFTAG_IT8COLORSEQUENCE = 34017; { color seq. [RGB,CMYK,etc] }
TIFFTAG_IT8HEADER = 34018; { DDES Header }
TIFFTAG_IT8RASTERPADDING = 34019; { raster scanline padding }
TIFFTAG_IT8BITSPERRUNLENGTH = 34020; { # of bits in short run }
TIFFTAG_IT8BITSPEREXTENDEDRUNLENGTH = 34021; { # of bits in long run }
TIFFTAG_IT8COLORTABLE = 34022; { LW colortable }
TIFFTAG_IT8IMAGECOLORINDICATOR = 34023; { BP/BL image color switch }
TIFFTAG_IT8BKGCOLORINDICATOR = 34024; { BP/BL bg color switch }
TIFFTAG_IT8IMAGECOLORVALUE = 34025; { BP/BL image color value }
TIFFTAG_IT8BKGCOLORVALUE = 34026; { BP/BL bg color value }
TIFFTAG_IT8PIXELINTENSITYRANGE = 34027; { MP pixel intensity value }
TIFFTAG_IT8TRANSPARENCYINDICATOR = 34028; { HC transparency switch }
TIFFTAG_IT8COLORCHARACTERIZATION = 34029; { color character. table }
TIFFTAG_IT8HCUSAGE = 34030; { HC usage indicator }
TIFFTAG_IT8TRAPINDICATOR = 34031; { Trapping indicator (untrapped=0, trapped=1) }
TIFFTAG_IT8CMYKEQUIVALENT = 34032; { CMYK color equivalents }
{ tags 34232-34236 are private tags registered to Texas Instruments }
TIFFTAG_FRAMECOUNT = 34232; { Sequence Frame Count }
{ tag 34750 is a private tag registered to Adobe? }
TIFFTAG_ICCPROFILE = 34675; { ICC profile data }
{ tag 34377 is private tag registered to Adobe for PhotoShop }
TIFFTAG_PHOTOSHOP = 34377;
{ tag 34750 is a private tag registered to Pixel Magic }
TIFFTAG_JBIGOPTIONS = 34750; { JBIG options }
{ tags 34908-34914 are private tags registered to SGI }
TIFFTAG_FAXRECVPARAMS = 34908; { encoded Class 2 ses. parms }
TIFFTAG_FAXSUBADDRESS = 34909; { received SubAddr string }
TIFFTAG_FAXRECVTIME = 34910; { receive time (secs) }
{ tags 37439-37443 are registered to SGI <[email protected]> }
TIFFTAG_STONITS = 37439; { Sample value to Nits }
{ tag 34929 is a private tag registered to FedEx }
TIFFTAG_FEDEX_EDR = 34929; { unknown use }
{ tag 65535 is an undefined tag used by Eastman Kodak }
TIFFTAG_DCSHUESHIFTVALUES = 65535; { hue shift correction data }
{ The following are ``pseudo tags'' that can be used to control codec-specific functionality. These tags are not written to file.
Note that these values start at 0xffff+1 so that they'll never collide with Aldus-assigned tags. }
TIFFTAG_FAXMODE = 65536; { Group 3/4 format control }
FAXMODE_CLASSIC = $0; { default, include RTC }
FAXMODE_NORTC = $1; { no RTC at end of data }
FAXMODE_NOEOL = $2; { no EOL code at end of row }
FAXMODE_BYTEALIGN = $4; { byte align row }
FAXMODE_WORDALIGN = $8; { word align row }
FAXMODE_CLASSF = FAXMODE_NORTC; { TIFF Class F }
TIFFTAG_JPEGQUALITY = 65537; { Compression quality level }
{ Note: quality level is on the IJG 0-100 scale. Default value is 75 }
TIFFTAG_JPEGCOLORMODE = 65538; { Auto RGB<=>YCbCr convert? }
JPEGCOLORMODE_RAW = $0; { no conversion (default) }
JPEGCOLORMODE_RGB = $1; { do auto conversion }
TIFFTAG_JPEGTABLESMODE = 65539; { What to put in JPEGTables }
JPEGTABLESMODE_QUANT = $1; { include quantization tbls }
JPEGTABLESMODE_HUFF = $2; { include Huffman tbls }
{ Note: default is JPEGTABLESMODE_QUANT | JPEGTABLESMODE_HUFF }
TIFFTAG_FAXFILLFUNC = 65540; { G3/G4 fill function }
TIFFTAG_PIXARLOGDATAFMT = 65549; { PixarLogCodec I/O data sz }
PIXARLOGDATAFMT_8BIT = 0; { regular u_char samples }
PIXARLOGDATAFMT_8BITABGR = 1; { ABGR-order u_chars }
PIXARLOGDATAFMT_11BITLOG = 2; { 11-bit log-encoded (raw) }
PIXARLOGDATAFMT_12BITPICIO = 3; { as per PICIO (1.0==2048) }
PIXARLOGDATAFMT_16BIT = 4; { signed short samples }
PIXARLOGDATAFMT_FLOAT = 5; { IEEE float samples }
{ 65550-65556 are allocated to Oceana Matrix <[email protected]> }
TIFFTAG_DCSIMAGERTYPE = 65550; { imager model & filter }
DCSIMAGERMODEL_M3 = 0; { M3 chip (1280 x 1024) }
DCSIMAGERMODEL_M5 = 1; { M5 chip (1536 x 1024) }
DCSIMAGERMODEL_M6 = 2; { M6 chip (3072 x 2048) }
DCSIMAGERFILTER_IR = 0; { infrared filter }
DCSIMAGERFILTER_MONO = 1; { monochrome filter }
DCSIMAGERFILTER_CFA = 2; { color filter array }
DCSIMAGERFILTER_OTHER = 3; { other filter }
TIFFTAG_DCSINTERPMODE = 65551; { interpolation mode }
DCSINTERPMODE_NORMAL = 0; { whole image, default }
DCSINTERPMODE_PREVIEW = 1; { preview of image (384x256) }
TIFFTAG_DCSBALANCEARRAY = 65552; { color balance values }
TIFFTAG_DCSCORRECTMATRIX = 65553; { color correction values }
TIFFTAG_DCSGAMMA = 65554; { gamma value }
TIFFTAG_DCSTOESHOULDERPTS = 65555; { toe & shoulder points }
TIFFTAG_DCSCALIBRATIONFD = 65556; { calibration file desc }
{ Note: quality level is on the ZLIB 1-9 scale. Default value is -1 }
TIFFTAG_ZIPQUALITY = 65557; { compression quality level }
TIFFTAG_PIXARLOGQUALITY = 65558; { PixarLog uses same scale }
{ 65559 is allocated to Oceana Matrix <[email protected]> }
TIFFTAG_DCSCLIPRECTANGLE = 65559; { area of image to acquire }
TIFFTAG_SGILOGDATAFMT = 65560; { SGILog user data format }
SGILOGDATAFMT_FLOAT = 0; { IEEE float samples }
SGILOGDATAFMT_16BIT = 1; { 16-bit samples }
SGILOGDATAFMT_RAW = 2; { uninterpreted data }
SGILOGDATAFMT_8BIT = 3; { 8-bit RGB monitor values }
TIFFTAG_SGILOGENCODE = 65561; { SGILog data encoding control }
SGILOGENCODE_NODITHER = 0; { do not dither encoded values }
SGILOGENCODE_RANDITHER = 1; { randomly dither encd values }
{ 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. }
TIFFPRINT_NONE = $0; { no extra info }
TIFFPRINT_STRIPS = $1; { strips/tiles info }
TIFFPRINT_CURVES = $2; { color/gray response curves }
TIFFPRINT_COLORMAP = $4; { colormap }
TIFFPRINT_JPEGQTABLES = $100; { JPEG Q matrices }
TIFFPRINT_JPEGACTABLES = $200; { JPEG AC tables }
TIFFPRINT_JPEGDCTABLES = $200; { JPEG DC tables }
TIFF_ANY = TIFF_NOTYPE; { for field descriptor searching }
TIFF_VARIABLE = -1; { marker for variable length tags }
TIFF_SPP = -2; { marker for SamplesPerPixel tags }
TIFF_VARIABLE2 = -3; { marker for uint32 var-length tags }
FIELD_CUSTOM = 65;
type
PTIFF = Pointer;
PTIFFRGBAImage = Pointer;
TIFFErrorHandler = procedure(a: Pointer; b: Pointer; c: Pointer); cdecl;
LibTiffDelphiErrorHandler = procedure(const a,b: String);
TIFFReadWriteProc = function(Fd: Cardinal; Buffer: Pointer; Size: Integer): Integer; cdecl;
TIFFSeekProc = function(Fd: Cardinal; Off: Cardinal; Whence: Integer): Cardinal; cdecl;
TIFFCloseProc = function(Fd: Cardinal): Integer; cdecl;
TIFFSizeProc = function(Fd: Cardinal): Cardinal; cdecl;
TIFFMapFileProc = function(Fd: Cardinal; PBase: PPointer; PSize: PCardinal): Integer; cdecl;
TIFFUnmapFileProc = procedure(Fd: Cardinal; Base: Pointer; Size: Cardinal); cdecl;
TIFFExtendProc = procedure(Handle: PTIFF); cdecl;
TIFFInitMethod = function(Handle: PTIFF; Scheme: Integer): Integer; cdecl;
PTIFFCodec = ^TIFFCodec;
TIFFCodec = record
Name: PChar;
Scheme: Word;
Init: TIFFInitMethod;
end;
PTIFFFieldInfo = ^TIFFFieldInfo;
TIFFFieldInfo = record
FieldTag: Cardinal; { field's tag }
FieldReadCount: Smallint; { read count/TIFF_VARIABLE/TIFF_SPP }
FieldWriteCount: Smallint; { write count/TIFF_VARIABLE }
FieldType: Integer; { type of associated data }
FieldBit: Word; { bit in fieldsset bit vector }
FieldOkToChange: Byte; { if true, can change while writing }
FieldPassCount: Byte; { if true, pass dir count on set }
FieldName: PChar; { ASCII name }
end;
PTIFFTagValue = ^TIFFTagValue;
TIFFTagValue = record
Info: PTIFFFieldInfo;
Count: Integer;
Value: Pointer;
end;
function LibTiffDelphiVersion: String;
function TIFFGetVersion: PChar; cdecl; external;
function TIFFFindCODEC(Scheme: Word): PTIFFCodec; cdecl; external;
function TIFFRegisterCODEC(Scheme: Word; Name: PChar; InitMethod: TIFFInitMethod): PTIFFCodec; cdecl; external;
procedure TIFFUnRegisterCODEC(c: PTIFFCodec); cdecl; external;
function TIFFIsCODECConfigured(Scheme: Word): Integer; cdecl; external;
function TIFFGetConfiguredCODECs: PTIFFCodec; cdecl; external;
function TIFFOpen(const Name: String; const Mode: String): PTIFF;
function TIFFOpenStream(const Stream: TStream; const Mode: String): PTIFF;
function TIFFClientOpen(Name: PChar; Mode: PChar; ClientData: Cardinal;
ReadProc: TIFFReadWriteProc;
WriteProc: TIFFReadWriteProc;
SeekProc: TIFFSeekProc;
CloseProc: TIFFCloseProc;
SizeProc: TIFFSizeProc;
MapProc: TIFFMapFileProc;
UnmapProc: TIFFUnmapFileProc): PTIFF; cdecl; external;
procedure TIFFCleanup(Handle: PTIFF); cdecl; external;
procedure TIFFClose(Handle: PTIFF); cdecl; external;
function TIFFFileno(Handle: PTIFF): Integer; cdecl; external;
function TIFFSetFileno(Handle: PTIFF; Newvalue: Integer): Integer; cdecl; external;
function TIFFClientdata(Handle: PTIFF): Cardinal; cdecl; external;
function TIFFSetClientdata(Handle: PTIFF; Newvalue: Cardinal): Cardinal; cdecl; external;
function TIFFGetMode(Handle: PTIFF): Integer; cdecl; external;
function TIFFSetMode(Handle: PTIFF; Mode: Integer): Integer; cdecl; external;
function TIFFFileName(Handle: PTIFF): Pointer; cdecl; external;
function TIFFSetFileName(Handle: PTIFF; Name: PChar): PChar; cdecl; external;
function TIFFGetReadProc(Handle: PTIFF): TIFFReadWriteProc; cdecl; external;
function TIFFGetWriteProc(Handle: PTIFF): TIFFReadWriteProc; cdecl; external;
function TIFFGetSeekProc(Handle: PTIFF): TIFFSeekProc; cdecl; external;
function TIFFGetCloseProc(Handle: PTIFF): TIFFCloseProc; cdecl; external;
function TIFFGetSizeProc(Handle: PTIFF): TIFFSizeProc; cdecl; external;
procedure TIFFError(Module: Pointer; Fmt: Pointer); cdecl; external; varargs;
function TIFFSetErrorHandler(Handler: TIFFErrorHandler): TIFFErrorHandler; cdecl; external;
function LibTiffDelphiGetErrorHandler: LibTiffDelphiErrorHandler;
function LibTiffDelphiSetErrorHandler(Handler: LibTiffDelphiErrorHandler): LibTiffDelphiErrorHandler;
procedure TIFFWarning(Module: Pointer; Fmt: Pointer); cdecl; external; varargs;
function TIFFSetWarningHandler(Handler: TIFFErrorHandler): TIFFErrorHandler; cdecl; external;
function LibTiffDelphiGetWarningHandler: LibTiffDelphiErrorHandler;
function LibTiffDelphiSetWarningHandler(Handler: LibTiffDelphiErrorHandler): LibTiffDelphiErrorHandler;
function TIFFSetTagExtender(Extender: TIFFExtendProc): TIFFExtendProc; cdecl; external;
function TIFFFlush(Handle: PTIFF): Integer; cdecl; external;
function TIFFFlushData(Handle: PTIFF): Integer; cdecl; external;
function TIFFReadDirectory(Handle: PTIFF): Integer; cdecl; external;
function TIFFCurrentDirectory(Handle: PTIFF): Word; cdecl; external;
function TIFFCurrentDirOffset(Handle: PTIFF): Cardinal; cdecl; external;
function TIFFLastDirectory(Handle: PTIFF): Integer; cdecl; external;
function TIFFNumberOfDirectories(Handle: PTIFF): Word; cdecl; external;
function TIFFSetDirectory(Handle: PTIFF; Dirn: Word): Integer; cdecl; external;
function TIFFSetSubDirectory(Handle: PTIFF; Diroff: Cardinal): Integer; cdecl; external;
function TIFFCreateDirectory(Handle: PTIFF): Integer; cdecl; external;
function TIFFWriteDirectory(Handle: PTIFF): Integer; cdecl; external;
function TIFFUnlinkDirectory(handle: PTIFF; Dirn: Word): Integer; cdecl; external;
procedure TIFFPrintDirectory(Handle: PTIFF; Fd: Pointer; Flags: Integer); cdecl; external;
function TIFFGetField(Handle: PTIFF; Tag: Cardinal): Integer; cdecl; external; varargs;
function TIFFGetFieldDefaulted(Handle: PTIFF; Tag: Cardinal): Integer; cdecl; external; varargs;
function TIFFVGetField(Handle: PTIFF; Tag: Cardinal; Ap: Pointer): Integer; cdecl; external;
function TIFFSetField(Handle: PTIFF; Tag: Cardinal): Integer; cdecl; external; varargs;
function TIFFVSetField(Handle: PTIFF; Tag: Cardinal; Ap: Pointer): Integer; cdecl; external;
function TIFFIsBigEndian(Handle: PTIFF): Integer; cdecl; external;
function TIFFIsTiled(Handle: PTIFF): Integer; cdecl; external;
function TIFFIsByteSwapped(Handle: PTIFF): Integer; cdecl; external;
function TIFFIsUpSampled(Handle: PTIFF): Integer; cdecl; external;
function TIFFIsMSB2LSB(Handle: PTIFF): Integer; cdecl; external;
function TIFFGetTagListCount(Handle: PTIFF): Integer; cdecl; external;
function TIFFGetTagListEntry(Handle: PTIFF; TagIndex: Integer): Cardinal; cdecl; external;
procedure TIFFMergeFieldInfo(Handle: PTIFF; Info: PTIFFFieldInfo; N: Integer); cdecl; external;
function TIFFFindFieldInfo(Handle: PTIFF; Tag: Cardinal; Dt: Integer): PTIFFFieldInfo; cdecl; external;
function TIFFFindFieldInfoByName(Handle: PTIFF; FIeldName: PChar; Dt: Integer): PTIFFFieldInfo; cdecl; external;
function TIFFFieldWithTag(Handle: PTIFF; Tag: Cardinal): PTIFFFieldInfo; cdecl; external;
function TIFFFieldWithName(Handle: PTIFF; FieldName: PChar): PTIFFFieldInfo; cdecl; external;
function TIFFDataWidth(DataType: Integer): Integer; cdecl; external;
function TIFFReadRGBAImage(Handle: PTIFF; RWidth,RHeight: Cardinal; Raster: Pointer; Stop: Integer): Integer; cdecl; external;
function TIFFReadRGBAImageOriented(Handle: PTIFF; RWidth,RHeight: Cardinal; Raster: Pointer; Orientation: Integer; Stop: Integer): Integer; cdecl; external;
function TIFFReadRGBAStrip(Handle: PTIFF; Row: Cardinal; Raster: Pointer): Integer; cdecl; external;
function TIFFReadRGBATile(Handle: PTIFF; Col,Row: Cardinal; Raster: Pointer): Integer; cdecl; external;
function TIFFRGBAImageOk(Handle: PTIFF; Emsg: PChar): Integer; cdecl; external;
function TIFFRGBAImageBegin(Img: PTIFFRGBAImage; Handle: PTIFF; Stop: Integer; Emsg: PChar): Integer; cdecl; external;
function TIFFRGBAImageGet(Img: PTIFFRGBAImage; Raster: Pointer; W,H: Cardinal): Integer; cdecl; external;
procedure TIFFRGBAImageEnd(Img: PTIFFRGBAImage); cdecl; external;
function TIFFCurrentRow(Handle: PTIFF): Cardinal; cdecl; external;
function TIFFStripSize(Handle: PTIFF): Integer; cdecl; external;
function TIFFRawStripSize(Handle: PTIFF; Strip: Cardinal): Integer; cdecl; external;
function TIFFVStripSize(Handle: PTIFF; NRows: Cardinal): Integer; cdecl; external;
function TIFFDefaultStripSize(Handle: PTIFF; Request: Cardinal): Cardinal; cdecl; external;
function TIFFNumberOfStrips(Handle: PTIFF): Cardinal; cdecl; external;
function TIFFComputeStrip(Handle: PTIFF; Row: Cardinal; Sample: Word): Cardinal; cdecl; external;
function TIFFReadRawStrip(Handle: PTIFF; Strip: Cardinal; Buf: Pointer; Size: Integer): Integer; cdecl; external;
function TIFFReadEncodedStrip(Handle: PTIFF; Strip: Cardinal; Buf: Pointer; Size: Integer): Integer; cdecl; external;
function TIFFWriteRawStrip(Handle: PTIFF; Strip: Cardinal; Data: Pointer; Cc: Integer): Integer; cdecl; external;
function TIFFWriteEncodedStrip(Handle: PTIFF; Strip: Cardinal; Data: Pointer; Cc: Integer): Integer; cdecl; external;
function TIFFCurrentStrip(Handle: PTIFF): Cardinal; cdecl; external;
function TIFFTileSize(Handle: PTIFF): Integer; cdecl; external;
function TIFFTileRowSize(Handle: PTIFF): Integer; cdecl; external;
function TIFFVTileSize(Handle: PTIFF; NRows: Cardinal): Integer; cdecl; external;
procedure TIFFDefaultTileSize(Handle: PTIFF; Tw: PCardinal; Th: PCardinal); cdecl; external;
function TIFFNumberOfTiles(Handle: PTIFF): Cardinal; cdecl; external;
function TIFFComputeTile(Handle: PTIFF; X,Y,Z: Cardinal; S: Word): Cardinal; cdecl; external;
function TIFFReadRawTile(Handle: PTIFF; Tile: Cardinal; Buf: Pointer; Size: Integer): Integer; cdecl; external;
function TIFFReadEncodedTile(Handle: PTIFF; Tile: Cardinal; Buf: Pointer; Size: Integer): Integer; cdecl; external;
function TIFFWriteRawTile(Handle: PTIFF; Tile: Cardinal; Data: Pointer; Cc: Integer): Integer; cdecl; external;
function TIFFWriteEncodedTile(Handle: PTIFF; Tile: Cardinal; Data: Pointer; Cc: Integer): Integer; cdecl; external;
function TIFFCurrentTile(Handle: PTIFF): Cardinal; cdecl; external;
function TIFFScanlineSize(Handle: PTIFF): Integer; cdecl; external;
function TIFFRasterScanlineSize(Handle: PTIFF): Integer; cdecl; external;
function TIFFReadScanline(Handle: PTIFF; Buf: Pointer; Row: Cardinal; Sample: Word): Integer; cdecl; external;
function TIFFWriteScanline(Handle: PTIFF; Buf: Pointer; Row: Cardinal; Sample: Word): Integer; cdecl; external;
procedure TIFFSetWriteOffset(Handle: PTIFF; Off: Cardinal); cdecl; external;
procedure TIFFSwabShort(Wp: PWord); cdecl; external;
procedure TIFFSwabLong(Lp: PCardinal); cdecl; external;
procedure TIFFSwabDouble(Dp: PDouble); cdecl; external;
procedure TIFFSwabArrayOfShort(Wp: PWord; N: Cardinal); cdecl; external;
procedure TIFFSwabArrayOfLong(Lp: PCardinal; N: Cardinal); cdecl; external;
procedure TIFFSwabArrayOfDouble(Dp: PDouble; N: Cardinal); cdecl; external;
procedure TIFFReverseBits(Cp: Pointer; N: Cardinal); cdecl; external;
function TIFFGetBitRevTable(Reversed: Integer): Pointer; cdecl; external;
function _TIFFmalloc(s: Longint): Pointer; cdecl;
function _TIFFrealloc(p: Pointer; s: Longint): Pointer; cdecl;
procedure _TIFFfree(p: Pointer); cdecl;
implementation
uses
Math, LibDelphi, LibJpegDelphi, ZLibDelphi;
type
TQsortCompare = function(a,b: Pointer): Integer; cdecl;
TBsearchFcmp = function(a: Pointer; b: Pointer): Integer; cdecl;
function floor(x: Double): Double; cdecl; forward;
function pow(x: Double; y: Double): Double; cdecl; forward;
function sqrt(x: Double): Double; cdecl; forward;
function atan2(y: Double; x: Double): Double; cdecl; forward;
function exp(x: Double): Double; cdecl; forward;
function log(x: Double): Double; cdecl; forward;
function fabs(x: Double): Double; cdecl; forward;
function rand: Integer; cdecl; forward;
function strlen(s: Pointer): Cardinal; cdecl; forward;
function strcmp(a: Pointer; b: Pointer): Integer; cdecl; forward;
function strncmp(a: Pointer; b: Pointer; c: Longint): Integer; cdecl; forward;
procedure qsort(base: Pointer; num: Cardinal; width: Cardinal; compare: TQSortCompare); cdecl; forward;
function bsearch(key: Pointer; base: Pointer; nelem: Cardinal; width: Cardinal; fcmp: TBsearchFcmp): Pointer; cdecl; forward;
function memmove(dest: Pointer; src: Pointer; n: Cardinal): Pointer; cdecl; forward;
function strchr(s: Pointer; c: Integer): Pointer; cdecl; forward;
procedure _TIFFmemcpy(d: Pointer; s: Pointer; c: Longint); cdecl; forward;
procedure _TIFFmemset(p: Pointer; v: Integer; c: Longint); cdecl; forward;
function _TIFFmemcmp(buf1: Pointer; buf2: Pointer; count: Cardinal): Integer; cdecl; forward;
var
_TIFFwarningHandler: TIFFErrorHandler;
_TIFFerrorHandler: TIFFErrorHandler;
FLibTiffDelphiWarningHandler: LibTiffDelphiErrorHandler;
FLibTiffDelphiErrorHandler: LibTiffDelphiErrorHandler;
function fabs(x: Double): Double;
begin
if x<0 then
Result:=-x
else
Result:=x;
end;
function atan2(y: Double; x: Double): Double;
begin
Result:=ArcTan2(y,x);
end;
function rand: Integer; cdecl;
begin
Result:=Trunc(Random*($7FFF+1));
end;
function sqrt(x: Double): Double; cdecl;
begin
Result:=System.Sqrt(x);
end;
function log(x: Double): Double; cdecl;
begin
Result:=Ln(x);
end;
function exp(x: Double): Double; cdecl;
begin
Result:=System.Exp(x);
end;
function strchr(s: Pointer; c: Integer): Pointer; cdecl;
begin
Result:=s;
while True do
begin
if PByte(Result)^=c then exit;
if PByte(Result)^=0 then
begin
Result:=nil;
exit;
end;
Inc(PByte(Result));
end;
end;
function memmove(dest: Pointer; src: Pointer; n: Cardinal): Pointer; cdecl;
begin
MoveMemory(dest,src,n);
Result:=dest;
end;
function _TIFFmemcmp(buf1: Pointer; buf2: Pointer; count: Cardinal): Integer; cdecl;
var
ma,mb: PByte;
n: Integer;
begin
ma:=buf1;
mb:=buf2;
n:=0;
while Cardinal(n)<Count do
begin
if ma^<>mb^ then
begin
if ma^<mb^ then
Result:=-1
else
Result:=1;
exit;
end;
Inc(ma);
Inc(mb);
Inc(n);
end;
Result:=0;
end;
procedure _TIFFmemset(p: Pointer; v: Integer; c: Longint); cdecl;
begin
FillMemory(p,c,v);
end;
function bsearch(key: Pointer; base: Pointer; nelem: Cardinal; width: Cardinal; fcmp: TBsearchFcmp): Pointer; cdecl;
begin
raise Exception.Create('LibTiffDelphi - call to bsearch - should presumably not occur');
end;
procedure qsort(base: Pointer; num: Cardinal; width: Cardinal; compare: TQSortCompare); cdecl;
var
m: Pointer;
n: Integer;
o: Pointer;
oa,ob,oc: Integer;
p: Integer;
begin
if num<2 then exit;
GetMem(m,num*width);
if compare(base,Pointer(Cardinal(base)+width))<=0 then
CopyMemory(m,base,(width shl 1))
else
begin
CopyMemory(m,Pointer(Cardinal(base)+width),width);
CopyMemory(Pointer(Cardinal(m)+width),base,width);
end;
n:=2;
while Cardinal(n)<num do
begin
o:=Pointer(Cardinal(base)+Cardinal(n)*width);
if compare(m,o)>=0 then
ob:=0
else
begin
oa:=0;
ob:=n;
while oa+1<ob do
begin
oc:=((oa+ob) shr 1);
p:=compare(Pointer(Cardinal(m)+Cardinal(oc)*width),o);
if p<0 then
oa:=oc
else if p=0 then
begin
ob:=oc;
break;
end
else
ob:=oc;
end;
end;
if ob=0 then
begin
MoveMemory(Pointer(Cardinal(m)+width),m,Cardinal(n)*width);
CopyMemory(m,o,width);
end
else if ob=n then
CopyMemory(Pointer(Cardinal(m)+Cardinal(n)*width),o,width)
else
begin
MoveMemory(Pointer(Cardinal(m)+Cardinal(ob+1)*width),Pointer(Cardinal(m)+Cardinal(ob)*width),Cardinal(n-ob)*width);
CopyMemory(Pointer(Cardinal(m)+Cardinal(ob)*width),o,width);
end;
Inc(n);
end;
CopyMemory(base,m,num*width);
FreeMem(m,num*width);
end;
function _TIFFrealloc(p: Pointer; s: Longint): Pointer; cdecl;
var
m: TMemoryManager;
begin
GetMemoryManager(m);
if p=nil then
Result:=m.GetMem(s)
else
Result:=m.ReallocMem(p,s);
end;
function strncmp(a: Pointer; b: Pointer; c: Longint): Integer; cdecl;
var
ma,mb: PByte;
n: Integer;
begin
ma:=a;
mb:=b;
n:=0;
while n<c do
begin
if ma^<>mb^ then
begin
if ma^<mb^ then
Result:=-1
else
Result:=1;
exit;
end;
if ma^=0 then
begin
Result:=0;
exit;
end;
Inc(ma);
Inc(mb);
Inc(n);
end;
Result:=0;
end;
function strcmp(a: Pointer; b: Pointer): Integer; cdecl;
var
ma,mb: PByte;
begin
ma:=a;
mb:=b;
while True do
begin
if ma^<>mb^ then
begin
if ma^<mb^ then
Result:=-1
else
Result:=1;
exit;
end;
if ma^=0 then
begin
Result:=0;
exit;
end;
Inc(ma);
Inc(mb);
end;
Result:=0;
end;
function strlen(s: Pointer): Cardinal; cdecl;
var
m: PByte;
begin
Result:=0;
m:=s;
while m^<>0 do
begin
Inc(Result);
Inc(m);
end;
end;
procedure _TIFFfree(p: Pointer); cdecl;
var
m: TMemoryManager;
begin
GetMemoryManager(m);
m.FreeMem(p);
end;
procedure _TIFFmemcpy(d: Pointer; s: Pointer; c: Longint); cdecl;
begin
CopyMemory(d,s,c);
end;
function pow(x: Double; y: Double): Double; cdecl;
begin
Result:=Power(x,y);
end;
function floor(x: Double): Double; cdecl;
begin
Result:=Trunc(x);
end;
function _TIFFmalloc(s: Longint): Pointer; cdecl;
var
m: TMemoryManager;
begin
GetMemoryManager(m);
Result:=m.GetMem(s);
end;
{LibTiffDelphi}
function LibTiffDelphiVersion: String;
var
m: String;
na,nb: Integer;
begin
Result:='';
m:=TIFFGetVersion;
na:=1;
while True do
begin
nb:=na;
while nb<=Length(m) do
begin
if m[nb]=#10 then break;
Inc(nb);
end;
Result:=Result+Copy(m,na,nb-na);
if nb>Length(m) then break;
Result:=Result+#13#10;
na:=nb+1;
end;
Result:=Result+#13#10+LibTiffDelphiVersionString;
end;
procedure LibTiffDelphiWarningThrp(a: Pointer; b: Pointer; c: Pointer); cdecl;
var
m: Integer;
n: String;
begin
if @FLibTiffDelphiWarningHandler<>nil then
begin
m:=sprintfsec(nil,b,@c);
SetLength(n,m);
sprintfsec(Pointer(n),b,@c);
FLibTiffDelphiWarningHandler(PChar(a),n);
end;
end;
procedure LibTiffDelphiErrorThrp(a: Pointer; b: Pointer; c: Pointer); cdecl;
var
m: Integer;
n: String;
begin
if @FLibTiffDelphiErrorHandler<>nil then
begin
m:=sprintfsec(nil,b,@c);
SetLength(n,m);
sprintfsec(Pointer(n),b,@c);
FLibTiffDelphiErrorHandler(PChar(a),n);
end;
end;
function LibTiffDelphiGetWarningHandler: LibTiffDelphiErrorHandler;
begin
Result:=FLibTiffDelphiWarningHandler;
end;
function LibTiffDelphiSetWarningHandler(Handler: LibTiffDelphiErrorHandler): LibTiffDelphiErrorHandler;
begin
Result:=FLibTiffDelphiWarningHandler;
FLibTiffDelphiWarningHandler:=Handler;
end;
function LibTiffDelphiGetErrorHandler: LibTiffDelphiErrorHandler;
begin
Result:=FLibTiffDelphiErrorHandler;
end;
function LibTiffDelphiSetErrorHandler(Handler: LibTiffDelphiErrorHandler): LibTiffDelphiErrorHandler;
begin
Result:=FLibTiffDelphiErrorHandler;
FLibTiffDelphiErrorHandler:=Handler;
end;
{tif_read}
procedure _TIFFSwab16BitData(tif: Pointer; buf: Pointer; cc: Integer); cdecl; external;
procedure _TIFFSwab32BitData(tif: Pointer; buf: Pointer; cc: Integer); cdecl; external;
procedure _TIFFSwab64BitData(tif: Pointer; buf: Pointer; cc: Integer); cdecl; external;
procedure _TIFFNoPostDecode(tif: Pointer; buf: Pointer; cc: Integer); cdecl; external;
function TIFFReadTile(tif: Pointer; buf: Pointer; x: Cardinal; y: Cardinal; z: Cardinal; s: Word): Integer; cdecl; external;
{$IFDEF LIBTIFF_DEBUG}
{$L LibTiffDelphi\debug\tif_read.obj}
{$ELSE}
{$L LibTiffDelphi\release\tif_read.obj}
{$ENDIF}
{tif_dirinfo}
function _TIFFSampleToTagType(tif: Pointer): Integer; cdecl; external;
procedure _TIFFSetupFieldInfo(tif: Pointer); cdecl; external;
function _TIFFCreateAnonFieldInfo(tif: Pointer; tag: Cardinal; field_type: Integer): Pointer; cdecl; external;
{$IFDEF LIBTIFF_DEBUG}
{$L LibTiffDelphi\debug\tif_dirinfo.obj}
{$ELSE}
{$L LibTiffDelphi\release\tif_dirinfo.obj}
{$ENDIF}
{tif_dirwrite}
{$IFDEF LIBTIFF_DEBUG}
{$L LibTiffDelphi\debug\tif_dirwrite.obj}
{$ELSE}
{$L LibTiffDelphi\release\tif_dirwrite.obj}
{$ENDIF}
{tif_flush}
{$IFDEF LIBTIFF_DEBUG}
{$L LibTiffDelphi\debug\tif_flush.obj}
{$ELSE}
{$L LibTiffDelphi\release\tif_flush.obj}
{$ENDIF}
{tif_write}
function TIFFFlushData1(tif: Pointer): Integer; cdecl; external;
function TIFFSetupStrips(tif: Pointer): Integer; cdecl; external;
{$IFDEF LIBTIFF_DEBUG}
{$L LibTiffDelphi\debug\tif_write.obj}
{$ELSE}
{$L LibTiffDelphi\release\tif_write.obj}
{$ENDIF}
{tif_dumpmode}
function TIFFInitDumpMode(tif: Pointer; scheme: Integer): Integer; cdecl; external;
{$IFDEF LIBTIFF_DEBUG}
{$L LibTiffDelphi\debug\tif_dumpmode.obj}
{$ELSE}
{$L LibTiffDelphi\release\tif_dumpmode.obj}
{$ENDIF}
{tif_compress}
function TIFFSetCompressionScheme(tif: Pointer; scheme: Integer): Integer; cdecl; external;
procedure _TIFFSetDefaultCompressionState(tif: Pointer); cdecl; external;
{$IFDEF LIBTIFF_DEBUG}
{$L LibTiffDelphi\debug\tif_compress.obj}
{$ELSE}
{$L LibTiffDelphi\release\tif_compress.obj}
{$ENDIF}
{tif_dirread}
{$IFDEF LIBTIFF_DEBUG}
{$L LibTiffDelphi\debug\tif_dirread.obj}
{$ELSE}
{$L LibTiffDelphi\release\tif_dirread.obj}
{$ENDIF}