#define	TIFFTAG_CELLLENGTH		265	/* +dithering matrix height */#define	TIFFTAG_FILLORDER		266	/* data order within a byte */#define	    FILLORDER_MSB2LSB		1	/* most significant -> least */#define	    FILLORDER_LSB2MSB		2	/* least significant -> most */#define	TIFFTAG_DOCUMENTNAME		269	/* name of doc. image is from */#define	TIFFTAG_IMAGEDESCRIPTION	270	/* info about image */#define	TIFFTAG_MAKE			271	/* scanner manufacturer name */#define	TIFFTAG_MODEL			272	/* scanner model name/number */#define	TIFFTAG_STRIPOFFSETS		273	/* offsets to data strips */#define	TIFFTAG_ORIENTATION		274	/* +image orientation */#define	    ORIENTATION_TOPLEFT		1	/* row 0 top, col 0 lhs */#define	    ORIENTATION_TOPRIGHT	2	/* row 0 top, col 0 rhs */#define	    ORIENTATION_BOTRIGHT	3	/* row 0 bottom, col 0 rhs */#define	    ORIENTATION_BOTLEFT		4	/* row 0 bottom, col 0 lhs */#define	    ORIENTATION_LEFTTOP		5	/* row 0 lhs, col 0 top */#define	    ORIENTATION_RIGHTTOP	6	/* row 0 rhs, col 0 top */#define	    ORIENTATION_RIGHTBOT	7	/* row 0 rhs, col 0 bottom */#define	    ORIENTATION_LEFTBOT		8	/* row 0 lhs, col 0 bottom */#define	TIFFTAG_SAMPLESPERPIXEL		277	/* samples per pixel */#define	TIFFTAG_ROWSPERSTRIP		278	/* rows per strip of data */#define	TIFFTAG_STRIPBYTECOUNTS		279	/* bytes counts for strips */#define	TIFFTAG_MINSAMPLEVALUE		280	/* +minimum sample value */#define	TIFFTAG_MAXSAMPLEVALUE		281	/* +maximum sample value */#define	TIFFTAG_XRESOLUTION		282	/* pixels/resolution in x */#define	TIFFTAG_YRESOLUTION		283	/* pixels/resolution in y */#define	TIFFTAG_PLANARCONFIG		284	/* storage organization */#define	    PLANARCONFIG_CONTIG		1	/* single image plane */#define	    PLANARCONFIG_SEPARATE	2	/* separate planes of data */#define	TIFFTAG_PAGENAME		285	/* page name image is from */#define	TIFFTAG_XPOSITION		286	/* x page offset of image lhs */#define	TIFFTAG_YPOSITION		287	/* y page offset of image lhs */#define	TIFFTAG_FREEOFFSETS		288	/* +byte offset to free block */#define	TIFFTAG_FREEBYTECOUNTS		289	/* +sizes of free blocks */#define	TIFFTAG_GRAYRESPONSEUNIT	290	/* $gray scale curve accuracy */#define	    GRAYRESPONSEUNIT_10S	1	/* tenths of a unit */#define	    GRAYRESPONSEUNIT_100S	2	/* hundredths of a unit */#define	    GRAYRESPONSEUNIT_1000S	3	/* thousandths of a unit */#define	    GRAYRESPONSEUNIT_10000S	4	/* ten-thousandths of a unit */#define	    GRAYRESPONSEUNIT_100000S	5	/* hundred-thousandths */#define	TIFFTAG_GRAYRESPONSECURVE	291	/* $gray scale response curve */#define	TIFFTAG_GROUP3OPTIONS		292	/* 32 flag bits */#define	TIFFTAG_T4OPTIONS		292	/* TIFF 6.0 proper name alias */#define	    GROUP3OPT_2DENCODING	0x1	/* 2-dimensional coding */#define	    GROUP3OPT_UNCOMPRESSED	0x2	/* data not compressed */#define	    GROUP3OPT_FILLBITS		0x4	/* fill to byte boundary */#define	TIFFTAG_GROUP4OPTIONS		293	/* 32 flag bits */#define TIFFTAG_T6OPTIONS               293     /* TIFF 6.0 proper name */#define	    GROUP4OPT_UNCOMPRESSED	0x2	/* data not compressed */#define	TIFFTAG_RESOLUTIONUNIT		296	/* units of resolutions */#define	    RESUNIT_NONE		1	/* no meaningful units */#define	    RESUNIT_INCH		2	/* english */#define	    RESUNIT_CENTIMETER		3	/* metric */#define	TIFFTAG_PAGENUMBER		297	/* page numbers of multi-page */#define	TIFFTAG_COLORRESPONSEUNIT	300	/* $color curve accuracy */#define	    COLORRESPONSEUNIT_10S	1	/* tenths of a unit */#define	    COLORRESPONSEUNIT_100S	2	/* hundredths of a unit */#define	    COLORRESPONSEUNIT_1000S	3	/* thousandths of a unit */#define	    COLORRESPONSEUNIT_10000S	4	/* ten-thousandths of a unit */#define	    COLORRESPONSEUNIT_100000S	5	/* hundred-thousandths */#define	TIFFTAG_TRANSFERFUNCTION	301	/* !colorimetry info */#define	TIFFTAG_SOFTWARE		305	/* name & release */#define	TIFFTAG_DATETIME		306	/* creation date and time */#define	TIFFTAG_ARTIST			315	/* creator of image */#define	TIFFTAG_HOSTCOMPUTER		316	/* machine where created */#define	TIFFTAG_PREDICTOR		317	/* prediction scheme w/ LZW */#define     PREDICTOR_NONE		1	/* no prediction scheme used */#define     PREDICTOR_HORIZONTAL	2	/* horizontal differencing */#define     PREDICTOR_FLOATINGPOINT	3	/* floating point predictor */#define	TIFFTAG_WHITEPOINT		318	/* image white point */#define	TIFFTAG_PRIMARYCHROMATICITIES	319	/* !primary chromaticities */#define	TIFFTAG_COLORMAP		320	/* RGB map for pallette image */#define	TIFFTAG_HALFTONEHINTS		321	/* !highlight+shadow info */#define	TIFFTAG_TILEWIDTH		322	/* !tile width in pixels */#define	TIFFTAG_TILELENGTH		323	/* !tile height in pixels */#define TIFFTAG_TILEOFFSETS		324	/* !offsets to data tiles */#define TIFFTAG_TILEBYTECOUNTS		325	/* !byte counts for tiles */#define	TIFFTAG_BADFAXLINES		326	/* lines w/ wrong pixel count */#define	TIFFTAG_CLEANFAXDATA		327	/* regenerated line info */#define	    CLEANFAXDATA_CLEAN		0	/* no errors detected */#define	    CLEANFAXDATA_REGENERATED	1	/* receiver regenerated lines */#define	    CLEANFAXDATA_UNCLEAN	2	/* uncorrected errors exist */#define	TIFFTAG_CONSECUTIVEBADFAXLINES	328	/* max consecutive bad lines */#define	TIFFTAG_SUBIFD			330	/* subimage descriptors */#define	TIFFTAG_INKSET			332	/* !inks in separated image */#define	    INKSET_CMYK			1	/* !cyan-magenta-yellow-black color */#define	    INKSET_MULTIINK		2	/* !multi-ink or hi-fi color */#define	TIFFTAG_INKNAMES		333	/* !ascii names of inks */#define	TIFFTAG_NUMBEROFINKS		334	/* !number of inks */#define	TIFFTAG_DOTRANGE		336	/* !0% and 100% dot codes */#define	TIFFTAG_TARGETPRINTER		337	/* !separation target */#define	TIFFTAG_EXTRASAMPLES		338	/* !info about extra samples */#define	    EXTRASAMPLE_UNSPECIFIED	0	/* !unspecified data */#define	    EXTRASAMPLE_ASSOCALPHA	1	/* !associated alpha data */#define	    EXTRASAMPLE_UNASSALPHA	2	/* !unassociated alpha data */#define	TIFFTAG_SAMPLEFORMAT		339	/* !data sample format */#define	    SAMPLEFORMAT_UINT		1	/* !unsigned integer data */#define	    SAMPLEFORMAT_INT		2	/* !signed integer data */#define	    SAMPLEFORMAT_IEEEFP		3	/* !IEEE floating point data */#define	    SAMPLEFORMAT_VOID		4	/* !untyped data */#define	    SAMPLEFORMAT_COMPLEXINT	5	/* !complex signed int */#define	    SAMPLEFORMAT_COMPLEXIEEEFP	6	/* !complex ieee floating */#define	TIFFTAG_SMINSAMPLEVALUE		340	/* !variable MinSampleValue */#define	TIFFTAG_SMAXSAMPLEVALUE		341	/* !variable MaxSampleValue */#define	TIFFTAG_CLIPPATH		343	/* %ClipPath						   [Adobe TIFF technote 2] */#define	TIFFTAG_XCLIPPATHUNITS		344	/* %XClipPathUnits						   [Adobe TIFF technote 2] */#define	TIFFTAG_YCLIPPATHUNITS		345	/* %YClipPathUnits						   [Adobe TIFF technote 2] */#define	TIFFTAG_INDEXED			346	/* %Indexed						   [Adobe TIFF Technote 3] */#define	TIFFTAG_JPEGTABLES		347	/* %JPEG table stream */#define	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. */#define	TIFFTAG_JPEGPROC		512	/* !JPEG processing algorithm */#define	    JPEGPROC_BASELINE		1	/* !baseline sequential */#define	    JPEGPROC_LOSSLESS		14	/* !Huffman coded lossless */#define	TIFFTAG_JPEGIFOFFSET		513	/* !pointer to SOI marker */#define	TIFFTAG_JPEGIFBYTECOUNT		514	/* !JFIF stream length */#define	TIFFTAG_JPEGRESTARTINTERVAL	515	/* !restart interval length */#define	TIFFTAG_JPEGLOSSLESSPREDICTORS	517	/* !lossless proc predictor */#define	TIFFTAG_JPEGPOINTTRANSFORM	518	/* !lossless point transform */#define	TIFFTAG_JPEGQTABLES		519	/* !Q matrice offsets */#define	TIFFTAG_JPEGDCTABLES		520	/* !DCT table offsets */#define	TIFFTAG_JPEGACTABLES		521	/* !AC coefficient offsets */#define	TIFFTAG_YCBCRCOEFFICIENTS	529	/* !RGB -> YCbCr transform */#define	TIFFTAG_YCBCRSUBSAMPLING	530	/* !YCbCr subsampling factors */#define	TIFFTAG_YCBCRPOSITIONING	531	/* !subsample positioning */#define	    YCBCRPOSITION_CENTERED	1	/* !as in PostScript Level 2 */#define	    YCBCRPOSITION_COSITED	2	/* !as in CCIR 601-1 */#define	TIFFTAG_REFERENCEBLACKWHITE	532	/* !colorimetry info */#define	TIFFTAG_XMLPACKET		700	/* %XML packet						   [Adobe XMP Specification,						   January 2004 */#define TIFFTAG_OPIIMAGEID		32781	/* %OPI ImageID						   [Adobe TIFF technote] *//* tags 32952-32956 are private tags registered to Island Graphics */#define TIFFTAG_REFPTS			32953	/* image reference points */#define TIFFTAG_REGIONTACKPOINT		32954	/* region-xform tack point */#define TIFFTAG_REGIONWARPCORNERS	32955	/* warp quadrilateral */#define TIFFTAG_REGIONAFFINE		32956	/* affine transformation mat *//* tags 32995-32999 are private tags registered to SGI */#define	TIFFTAG_MATTEING		32995	/* $use ExtraSamples */#define	TIFFTAG_DATATYPE		32996	/* $use SampleFormat */#define	TIFFTAG_IMAGEDEPTH		32997	/* z depth of image */#define	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. */#define TIFFTAG_PIXAR_IMAGEFULLWIDTH    33300   /* full image size in x */#define 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.  */#define TIFFTAG_PIXAR_TEXTUREFORMAT	33302	/* texture map format */#define TIFFTAG_PIXAR_WRAPMODES		33303	/* s & t wrap modes */#define TIFFTAG_PIXAR_FOVCOT		33304	/* cotan(fov) for env. maps */#define TIFFTAG_PIXAR_MATRIX_WORLDTOSCREEN 33305#define TIFFTAG_PIXAR_MATRIX_WORLDTOCAMERA 33306/* tag 33405 is a private tag registered to Eastman Kodak */#define TIFFTAG_WRITERSERIALNUMBER      33405   /* device serial number *//* tag 33432 is listed in the 6.0 spec w/ unknown ownership */#define	TIFFTAG_COPYRIGHT		33432	/* copyright string *//* IPTC TAG from RichTIFF specifications */#define TIFFTAG_RICHTIFFIPTC		33723/* 34016-34029 are reserved for ANSI IT8 TIFF/IT <dkelly@apago.com) */#define TIFFTAG_IT8SITE			34016	/* site name */#define TIFFTAG_IT8COLORSEQUENCE	34017	/* color seq. [RGB,CMYK,etc] */#define TIFFTAG_IT8HEADER		34018	/* DDES Header */#define TIFFTAG_IT8RASTERPADDING	34019	/* raster scanline padding */#define TIFFTAG_IT8BITSPERRUNLENGTH	34020	/* # of bits in short run */#define TIFFTAG_IT8BITSPEREXTENDEDRUNLENGTH 34021/* # of bits in long run */#define TIFFTAG_IT8COLORTABLE		34022	/* LW colortable */#define TIFFTAG_IT8IMAGECOLORINDICATOR	34023	/* BP/BL image color switch */#define TIFFTAG_IT8BKGCOLORINDICATOR	34024	/* BP/BL bg color switch */#define TIFFTAG_IT8IMAGECOLORVALUE	34025	/* BP/BL image color value */#define TIFFTAG_IT8BKGCOLORVALUE	34026	/* BP/BL bg color value */#define TIFFTAG_IT8PIXELINTENSITYRANGE	34027	/* MP pixel intensity value */#define TIFFTAG_IT8TRANSPARENCYINDICATOR 34028	/* HC transparency switch */#define TIFFTAG_IT8COLORCHARACTERIZATION 34029	/* color character. table */#define TIFFTAG_IT8HCUSAGE		34030	/* HC usage indicator */#define TIFFTAG_IT8TRAPINDICATOR	34031	/* Trapping indicator						   (untrapped=0, trapped=1) */#define TIFFTAG_IT8CMYKEQUIVALENT	34032	/* CMYK color equivalents *//* tags 34232-34236 are private tags registered to Texas Instruments */#define TIFFTAG_FRAMECOUNT              34232   /* Sequence Frame Count *//* tag 34377 is private tag registered to Adobe for PhotoShop */#define TIFFTAG_PHOTOSHOP		34377 /* tags 34665, 34853 and 40965 are documented in EXIF specification */#define TIFFTAG_EXIFIFD			34665	/* Pointer to EXIF private directory *//* tag 34750 is a private tag registered to Adobe? */#define TIFFTAG_ICCPROFILE		34675	/* ICC profile data *//* tag 34750 is a private tag registered to Pixel Magic */#define	TIFFTAG_JBIGOPTIONS		34750	/* JBIG options */#define TIFFTAG_GPSIFD			34853	/* Pointer to GPS private directory *//* tags 34908-34914 are private tags registered to SGI */#define	TIFFTAG_FAXRECVPARAMS		34908	/* encoded Class 2 ses. parms */#define	TIFFTAG_FAXSUBADDRESS		34909	/* received SubAddr string */#define	TIFFTAG_FAXRECVTIME		34910	/* receive time (secs) */#define	TIFFTAG_FAXDCS			34911	/* encoded fax ses. params, Table 2/T.30 *//* tags 37439-37443 are registered to SGI <gregl@sgi.com> */#define TIFFTAG_STONITS			37439	/* Sample value to Nits *//* tag 34929 is a private tag registered to FedEx */#define	TIFFTAG_FEDEX_EDR		34929	/* unknown use */#define TIFFTAG_INTEROPERABILITYIFD	40965	/* Pointer to Interoperability private directory *//* Adobe Digital Negative (DNG) format tags */#define TIFFTAG_DNGVERSION		50706	/* &DNG version number */#define TIFFTAG_DNGBACKWARDVERSION	50707	/* &DNG compatibility version */