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diff --git a/tiff/html/man/libtiff.3tiff.html b/tiff/html/man/libtiff.3tiff.html new file mode 100644 index 0000000..bea73f7 --- /dev/null +++ b/tiff/html/man/libtiff.3tiff.html @@ -0,0 +1,3137 @@ +<!-- Creator : groff version 1.18.1 --> +<!-- CreationDate: Fri Jul 13 17:43:14 2007 --> +<html> +<head> +<meta name="generator" content="groff -Thtml, see www.gnu.org"> +<meta name="Content-Style" content="text/css"> +<title>INTRO</title> +</head> +<body> + +<h1 align=center>INTRO</h1> +<a href="#NAME">NAME</a><br> +<a href="#SYNOPSIS">SYNOPSIS</a><br> +<a href="#DESCRIPTION">DESCRIPTION</a><br> +<a href="#DATA TYPES">DATA TYPES</a><br> +<a href="#LIST OF ROUTINES">LIST OF ROUTINES</a><br> +<a href="#TAG USAGE">TAG USAGE</a><br> +<a href="#PSEUDO TAGS">PSEUDO TAGS</a><br> +<a href="#DIAGNOSTICS">DIAGNOSTICS</a><br> +<a href="#SEE ALSO">SEE ALSO</a><br> +<a href="#BUGS">BUGS</a><br> + +<hr> +<a name="NAME"></a> +<h2>NAME</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>libtiff − introduction to <i>libtiff</i>, a +library for reading and writing</big> TIFF +<big>files</big></p> +</td> +</table> +<a name="SYNOPSIS"></a> +<h2>SYNOPSIS</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>#include <tiffio.h></b></big></p> +<!-- INDENTATION --> +<p><big>cc file.c <b>-ltiff</b></big></p> +</td> +</table> +<a name="DESCRIPTION"></a> +<h2>DESCRIPTION</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><i>libtiff</i> is a library for reading and writing +data files encoded with the <i>Tag Image File</i> format, +Revision 6.0 (or revision 5.0 or revision 4.0). This file +format is suitable for archiving multi-color and +monochromatic image data.</big></p> +<!-- INDENTATION --> +<p><big>The library supports several compression algorithms, +as indicated by the <i>Compression</i> field, including: no +compression (1),</big> CCITT <big>1D Huffman compression +(2),</big> CCITT <big>Group 3 Facsimile compression +(3),</big> CCITT <big>Group 4 Facsimile compression (4), +Lempel-Ziv & Welch compression (5), baseline JPEG +compression (7), word-aligned 1D Huffman compression +(32771), and PackBits compression (32773). In addition, +several nonstandard compression algorithms are supported: +the 4-bit compression algorithm used by the +<i>ThunderScan</i> program (32809) (decompression only), +NeXT’s 2-bit compression algorithm (32766) +(decompression only), an experimental LZ-style algorithm +known as Deflate (32946), and an experimental CIE LogLuv +compression scheme designed for images with high dynamic +range (32845 for LogL and 32845 for LogLuv). Directory +information may be in either little- or big-endian byte +order−byte swapping is automatically done by the +library. Data bit ordering may be either Most Significant +Bit (</big> MSB <big>) to Least Significant Bit (</big> LSB +<big>) or</big> LSB <big>to</big> MSB. <big>Finally, the +library does not support files in which the +<i>BitsPerSample</i>, <i>Compression</i>, +<i>MinSampleValue</i>, or <i>MaxSampleValue</i> fields are +defined differently on a per-sample basis (in Rev. 6.0 the +<i>Compression</i> tag is not defined on a per-sample basis, +so this is immaterial).</big></p> +</td> +</table> +<a name="DATA TYPES"></a> +<h2>DATA TYPES</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>The library makes extensive use of C typedefs to +promote portability. Two sets of typedefs are used, one for +communication with clients of the library and one for +internal data structures and parsing of the</big> TIFF +<big>format. The following typedefs are exposed to users +either through function definitions or through parameters +passed through the varargs interfaces.</big></p></td> +</table> +<!-- TABS --> +<table width="100%" border=0 rules="none" frame="void" + cols="3" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef unsigned short uint16;</big></p> +</td> +<td width="38%"> + +<p><big>16-bit unsigned integer</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef unsigned <<i>thing</i>> +uint32;</big></p> +</td> +<td width="38%"> + +<p><big>32-bit unsigned integer</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef unsigned int ttag_t;</big></p> +</td> +<td width="38%"> + +<p><big>directory tag</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef uint16 tdir_t;</big></p> +</td> +<td width="38%"> + +<p><big>directory index</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef uint16 tsample_t;</big></p> +</td> +<td width="38%"> + +<p><big>sample number</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef uint32 tstrip_t;</big></p> +</td> +<td width="38%"> + +<p><big>strip number</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef uint32 ttile_t;</big></p> +</td> +<td width="38%"> + +<p><big>tile number</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef int32 tsize_t;</big></p> +</td> +<td width="38%"> + +<p><big>i/o size in bytes</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef void* tdata_t;</big></p> +</td> +<td width="38%"> + +<p><big>image data ref</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef void* thandle_t;</big></p> +</td> +<td width="38%"> + +<p><big>client data handle</big></p> +</td> +<tr valign="top" align="left"> +<td width="15%"></td> +<td width="46%"> + +<p><big>typedef int32 toff_t;</big></p> +</td> +<td width="38%"> + +<p><big>file offset</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>Note that <i>tstrip_t</i>, <i>ttile_t</i>, and +<i>tsize_t</i> are constrained to be no more than 32-bit +quantities by 32-bit fields they are stored in in the</big> +TIFF <big>image. Likewise <i>tsample_t</i> is limited by the +16-bit field used to store the <i>SamplesPerPixel</i> tag. +<i>tdir_t</i> constrains the maximum number of</big> IFDs +<big>that may appear in an image and may be an arbitrary +size (w/o penalty). <i>ttag_t</i> must be either int, +unsigned int, pointer, or double because the library uses a +varargs interface and</big> ANSI C <big>restricts the type +of the parameter before an ellipsis to be a promoted type. +<i>toff_t</i> is defined as int32 because TIFF file offsets +are (unsigned) 32-bit quantities. A signed value is used +because some interfaces return −1 on error. Finally, +note that user-specified data references are passed as +opaque handles and only cast at the lowest layers where +their type is presumed.</big></p> +</td> +</table> +<a name="LIST OF ROUTINES"></a> +<h2>LIST OF ROUTINES</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>The following routines are part of the library. +Consult specific manual pages for details on their +operation; on most systems doing ‘‘man +function-name’’ will work.</big></p></td> +</table> +<!-- TABS --> + +<p><big><i>Name Description</i></big></p> +<!-- TABS --> +<table width="100%" border=0 rules="none" frame="void" + cols="3" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFCheckpointDirectory</big></p> +</td> +<td width="67%"> + +<p><big>writes the current state of the directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFCheckTile</big></p> +</td> +<td width="67%"> + +<p><big>very x,y,z,sample is within image</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFCIELabToRGBInit</big></p> +</td> +<td width="67%"> + +<p><big>initialize CIE L*a*b* 1976 to RGB conversion +state</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFCIELabToXYZ</big></p> +</td> +<td width="67%"> + +<p><big>perform CIE L*a*b* 1976 to CIE XYZ +conversion</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFClientOpen</big></p> +</td> +<td width="67%"> + +<p><big>open a file for reading or writing</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFClose</big></p> +</td> +<td width="67%"> + +<p><big>close an open file</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFComputeStrip</big></p> +</td> +<td width="67%"> + +<p><big>return strip containing y,sample</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFComputeTile</big></p> +</td> +<td width="67%"> + +<p><big>return tile containing x,y,z,sample</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFCurrentDirectory</big></p> +</td> +<td width="67%"> + +<p><big>return index of current directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFCurrentRow</big></p> +</td> +<td width="67%"> + +<p><big>return index of current scanline</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFCurrentStrip</big></p> +</td> +<td width="67%"> + +<p><big>return index of current strip</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFCurrentTile</big></p> +</td> +<td width="67%"> + +<p><big>return index of current tile</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFDataWidth</big></p> +</td> +<td width="67%"> + +<p><big>return the size of TIFF data types</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFError</big></p> +</td> +<td width="67%"> + +<p><big>library error handler</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFFdOpen</big></p> +</td> +<td width="67%"> + +<p><big>open a file for reading or writing</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFFileName</big></p> +</td> +<td width="67%"> + +<p><big>return name of open file</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFFileno</big></p> +</td> +<td width="67%"> + +<p><big>return open file descriptor</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFFindCODEC</big></p> +</td> +<td width="67%"> + +<p><big>find standard codec for the specific +scheme</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFFlush</big></p> +</td> +<td width="67%"> + +<p><big>flush all pending writes</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFFlushData</big></p> +</td> +<td width="67%"> + +<p><big>flush pending data writes</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFGetBitRevTable</big></p> +</td> +<td width="67%"> + +<p><big>return bit reversal table</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFGetField</big></p> +</td> +<td width="67%"> + +<p><big>return tag value in current directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFGetFieldDefaulted</big></p> +</td> +<td width="67%"> + +<p><big>return tag value in current directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFGetMode</big></p> +</td> +<td width="67%"> + +<p><big>return open file mode</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFGetVersion</big></p> +</td> +<td width="67%"> + +<p><big>return library version string</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFIsCODECConfigured</big></p> +</td> +<td width="67%"> + +<p><big>check, whether we have working codec</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFIsMSB2LSB</big></p> +</td> +<td width="67%"> + +<p><big>return true if image data is being +returned</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"></td> +<td width="67%"> + +<p><big>with bit 0 as the most significant bit</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFIsTiled</big></p> +</td> +<td width="67%"> + +<p><big>return true if image data is tiled</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFIsByteSwapped</big></p> +</td> +<td width="67%"> + +<p><big>return true if image data is byte-swapped</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFNumberOfStrips</big></p> +</td> +<td width="67%"> + +<p><big>return number of strips in an image</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFNumberOfTiles</big></p> +</td> +<td width="67%"> + +<p><big>return number of tiles in an image</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFOpen</big></p> +</td> +<td width="67%"> + +<p><big>open a file for reading or writing</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFPrintDirectory</big></p> +</td> +<td width="67%"> + +<p><big>print description of the current +directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReadBufferSetup</big></p> +</td> +<td width="67%"> + +<p><big>specify i/o buffer for reading</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReadDirectory</big></p> +</td> +<td width="67%"> + +<p><big>read the next directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReadEncodedStrip</big></p> +</td> +<td width="67%"> + +<p><big>read and decode a strip of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReadEncodedTile</big></p> +</td> +<td width="67%"> + +<p><big>read and decode a tile of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReadRawStrip</big></p> +</td> +<td width="67%"> + +<p><big>read a raw strip of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReadRawTile</big></p> +</td> +<td width="67%"> + +<p><big>read a raw tile of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReadRGBAImage</big></p> +</td> +<td width="67%"> + +<p><big>read an image into a fixed format raster</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReadScanline</big></p> +</td> +<td width="67%"> + +<p><big>read and decode a row of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReadTile</big></p> +</td> +<td width="67%"> + +<p><big>read and decode a tile of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFRegisterCODEC</big></p> +</td> +<td width="67%"> + +<p><big>override standard codec for the specific +scheme</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFReverseBits</big></p> +</td> +<td width="67%"> + +<p><big>reverse bits in an array of bytes</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFRGBAImageBegin</big></p> +</td> +<td width="67%"> + +<p><big>setup decoder state for TIFFRGBAImageGet</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFRGBAImageEnd</big></p> +</td> +<td width="67%"> + +<p><big>release TIFFRGBAImage decoder state</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFRGBAImageGet</big></p> +</td> +<td width="67%"> + +<p><big>read and decode an image</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFRGBAImageOK</big></p> +</td> +<td width="67%"> + +<p><big>is image readable by TIFFRGBAImageGet</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFScanlineSize</big></p> +</td> +<td width="67%"> + +<p><big>return size of a scanline</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFSetDirectory</big></p> +</td> +<td width="67%"> + +<p><big>set the current directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFSetSubDirectory</big></p> +</td> +<td width="67%"> + +<p><big>set the current directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFSetErrorHandler</big></p> +</td> +<td width="67%"> + +<p><big>set error handler function</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFSetField</big></p> +</td> +<td width="67%"> + +<p><big>set a tag’s value in the current +directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFSetWarningHandler</big></p> +</td> +<td width="67%"> + +<p><big>set warning handler function</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFStripSize</big></p> +</td> +<td width="67%"> + +<p><big>returns size of a strip</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFRawStripSize</big></p> +</td> +<td width="67%"> + +<p><big>returns the number of bytes in a raw +strip</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFSwabShort</big></p> +</td> +<td width="67%"> + +<p><big>swap bytes of short</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFSwabLong</big></p> +</td> +<td width="67%"> + +<p><big>swap bytes of long</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFSwabArrayOfShort</big></p> +</td> +<td width="67%"> + +<p><big>swap bytes of an array of shorts</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFSwabArrayOfLong</big></p> +</td> +<td width="67%"> + +<p><big>swap bytes of an array of longs</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFTileRowSize</big></p> +</td> +<td width="67%"> + +<p><big>return size of a row in a tile</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFTileSize</big></p> +</td> +<td width="67%"> + +<p><big>return size of a tile</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFUnRegisterCODEC</big></p> +</td> +<td width="67%"> + +<p><big>unregisters the codec</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFVGetField</big></p> +</td> +<td width="67%"> + +<p><big>return tag value in current directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFVGetFieldDefaulted</big></p> +</td> +<td width="67%"> + +<p><big>return tag value in current directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFVSetField</big></p> +</td> +<td width="67%"> + +<p><big>set a tag’s value in the current +directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFVStripSize</big></p> +</td> +<td width="67%"> + +<p><big>returns the number of bytes in a strip</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFWarning</big></p> +</td> +<td width="67%"> + +<p><big>library warning handler</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFWriteDirectory</big></p> +</td> +<td width="67%"> + +<p><big>write the current directory</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFWriteEncodedStrip</big></p> +</td> +<td width="67%"> + +<p><big>compress and write a strip of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFWriteEncodedTile</big></p> +</td> +<td width="67%"> + +<p><big>compress and write a tile of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFWriteRawStrip</big></p> +</td> +<td width="67%"> + +<p><big>write a raw strip of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFWriteRawTile</big></p> +</td> +<td width="67%"> + +<p><big>write a raw tile of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFWriteScanline</big></p> +</td> +<td width="67%"> + +<p><big>write a scanline of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFWriteTile</big></p> +</td> +<td width="67%"> + +<p><big>compress and write a tile of data</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFXYZToRGB</big></p> +</td> +<td width="67%"> + +<p><big>perform CIE XYZ to RGB conversion</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFYCbCrToRGBInit</big></p> +</td> +<td width="67%"> + +<p><big>initialize YCbCr to RGB conversion state</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>TIFFYCbCrtoRGB</big></p> +</td> +<td width="67%"> + +<p><big>perform YCbCr to RGB conversion</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>Auxiliary functions:</big></p></td> +</table> +<!-- TABS --> +<table width="100%" border=0 rules="none" frame="void" + cols="3" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>_TIFFfree</big></p> +</td> +<td width="67%"> + +<p><big>free memory buffer</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>_TIFFmalloc</big></p> +</td> +<td width="67%"> + +<p><big>dynamically allocate memory buffer</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>_TIFFmemcmp</big></p> +</td> +<td width="67%"> + +<p><big>compare contents of the memory buffers</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>_TIFFmemcpy</big></p> +</td> +<td width="67%"> + +<p><big>copy contents of the one buffer to +another</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>_TIFFmemset</big></p> +</td> +<td width="67%"> + +<p><big>fill memory buffer with a constant byte</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="23%"> + +<p><big>_TIFFrealloc</big></p> +</td> +<td width="67%"> + +<p><big>dynamically reallocate memory buffer</big></p> +</td> +</table> +<a name="TAG USAGE"></a> +<h2>TAG USAGE</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>The table below lists the</big> TIFF <big>tags that +are recognized and handled by the library. If no use is +indicated in the table, then the library reads and writes +the tag, but does not use it internally. Note that some tags +are meaningful only when a particular compression scheme is +being used; e.g. <i>Group3Options</i> is only useful if +<i>Compression</i> is set to</big> CCITT <big>Group 3 +encoding. Tags of this sort are considered +<i>codec-specific</i> tags and the library does not +recognize them except when the <i>Compression</i> tag has +been previously set to the relevant compression +scheme.</big></p> +<!-- INDENTATION --> +<pre><big><i>Tag Name Value R/W Library Use/Notes +</i></big></pre> +</td> +</table> +<!-- TABS --> + +<table width="100%" border=0 rules="none" frame="void" + cols="5" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Artist</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>315</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>BadFaxLines</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>326</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>BitsPerSample</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>258</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>lots</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>CellLength</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>265</big></p> +</td> +<td width="53%"> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>parsed but ignored</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>CellWidth</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>264</big></p> +</td> +<td width="53%"> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>parsed but ignored</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>CleanFaxData</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>327</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ColorMap</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>320</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ColorResponseUnit</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>300</big></p> +</td> +<td width="53%"> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>parsed but ignored</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Compression</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>259</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>choosing codec</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ConsecutiveBadFaxLines</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>328</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>Copyright 33432 R/W</big></p></td> +</table> +<!-- TABS --> +<table width="100%" border=0 rules="none" frame="void" + cols="5" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>DataType</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>32996</big></p> +</td> +<td width="53%"> + +<p><big>R</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>obsoleted by SampleFormat tag</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>DateTime</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>306</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>DocumentName</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>269</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>DotRange</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>336</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ExtraSamples</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>338</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>lots</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>FaxRecvParams</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>34908</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>FaxSubAddress</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>34909</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>FaxRecvTime</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>34910</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>FillOrder</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>266</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>control bit order</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>FreeByteCounts</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>289</big></p> +</td> +<td width="53%"> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>parsed but ignored</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>FreeOffsets</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>288</big></p> +</td> +<td width="53%"> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>parsed but ignored</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>GrayResponseCurve</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>291</big></p> +</td> +<td width="53%"> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>parsed but ignored</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>GrayResponseUnit</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>290</big></p> +</td> +<td width="53%"> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>parsed but ignored</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Group3Options</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>292</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>used by Group 3 codec</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Group4Options</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>293</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>HostComputer</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>316</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ImageDepth</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>32997</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>tile/strip calculations</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ImageDescription</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>270</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ImageLength</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>257</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>lots</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ImageWidth</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>256</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>lots</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>InkNames</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>333</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>InkSet</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>332</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>JPEGTables</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>347</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>used by JPEG codec</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Make</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>271</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Matteing</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>32995</big></p> +</td> +<td width="53%"> + +<p><big>R</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>obsoleted by ExtraSamples tag</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>MaxSampleValue</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>281</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>MinSampleValue</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>280</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Model</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>272</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>NewSubFileType</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>254</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>called SubFileType in spec</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>NumberOfInks</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>334</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Orientation</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>274</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>PageName</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>285</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>PageNumber</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>297</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>PhotometricInterpretation</big></p> +</td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>262</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>R/Wused by Group 3 and JPEG codecs</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>PlanarConfiguration</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>284</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>data i/o</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Predictor</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>317</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>used by LZW and Deflate codecs</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>PrimaryChromacities</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>319</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ReferenceBlackWhite</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>532</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>ResolutionUnit</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>296</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>used by Group 3 codec</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>RowsPerStrip</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>278</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>data i/o</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>SampleFormat</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>339</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>SamplesPerPixel</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>277</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>lots</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>SMinSampleValue</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>340</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>SMaxSampleValue</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>341</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Software</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>305</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>StoNits</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>37439</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>StripByteCounts</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>279</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>data i/o</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>StripOffsets</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>273</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>data i/o</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>SubFileType</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>255</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>called OSubFileType in spec</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TargetPrinter</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>337</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>Thresholding</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>263</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TileByteCounts</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>324</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>data i/o</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TileDepth</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>32998</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>tile/strip calculations</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TileLength</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>323</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>data i/o</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TileOffsets</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>324</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>data i/o</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TileWidth</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>322</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>data i/o</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TransferFunction</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>301</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>WhitePoint</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>318</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>XPosition</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>286</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>XResolution</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>282</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>YCbCrCoefficients</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>529</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>used by TIFFRGBAImage support</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>YCbCrPositioning</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>531</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>tile/strip size calulcations</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>YCbCrSubsampling</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>530</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>YPosition</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>286</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>YResolution</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>283</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>used by Group 3 codec</big></p> +</td> +</table> +<a name="PSEUDO TAGS"></a> +<h2>PSEUDO TAGS</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>In addition to the normal</big> TIFF <big>tags the +library supports a collection of tags whose values lie in a +range outside the valid range of</big> TIFF <big>tags. These +tags are termed <i>pseud-tags</i> and are used to control +various codec-specific functions within the library. The +table below summarizes the defined pseudo-tags.</big></p> +<!-- INDENTATION --> +<pre><big><i>Tag Name Codec R/W Library Use/Notes +</i></big></pre> +</td> +</table> +<!-- TABS --> + +<table width="100%" border=0 rules="none" frame="void" + cols="5" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TIFFTAG_FAXMODE</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>G3</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>general codec operation</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TIFFTAG_FAXFILLFUNC</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>G3/G4</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>bitmap fill function</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TIFFTAG_JPEGQUALITY</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>JPEG</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>compression quality control</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TIFFTAG_JPEGCOLORMODE</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>JPEG</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>control colorspace conversions</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TIFFTAG_JPEGTABLESMODE</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>JPEG</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>control contents of <i>JPEGTables</i> tag</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TIFFTAG_ZIPQUALITY</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>Deflate</big></p> +</td> +<td width="53%"> + +<p><big>R/Wcompression quality level</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TIFFTAG_PIXARLOGDATAFMT</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>PixarLog</big></p> +</td> +<td width="53%"> + +<p><big>R/Wuser data format</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TIFFTAG_PIXARLOGQUALITY</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>PixarLog</big></p> +</td> +<td width="53%"> + +<p><big>R/Wcompression quality level</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"> + +<p><big>TIFFTAG_SGILOGDATAFMT</big></p> +</td> +<td width="8%"></td> +<td width="6%"> + +<p><big>SGILog</big></p> +</td> +<td width="53%"> + +<p><big>R/W</big></p> +</td> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="21%"></td> +<td width="8%"></td> +<td width="6%"></td> +<td width="53%"> + +<p><big>user data format</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_FAXMODE</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Control the operation of the Group 3 codec. Possible +values (independent bits that can be combined by +or’ing them together) are: FAXMODE_CLASSIC (enable +old-style format in which the</big> RTC <big>is written at +the end of the last strip), FAXMODE_NORTC (opposite of +FAXMODE_CLASSIC; also called FAXMODE_CLASSF), FAXMODE_NOEOL +(do not write</big> EOL <big>codes at the start of each row +of data), FAXMODE_BYTEALIGN (align each encoded row to an +8-bit boundary), FAXMODE_WORDALIGN (align each encoded row +to an 16-bit boundary), The default value is dependent on +the compression scheme; this pseudo-tag is used by the +various G3 and G4 codecs to share code.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_FAXFILLFUNC</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Control the function used to convert arrays of black +and white runs to packed bit arrays. This hook can be used +to image decoded scanlines in multi-bit depth rasters (e.g. +for display in colormap mode) or for other purposes. The +default value is a pointer to a builtin function that images +packed bilevel data.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_IPTCNEWSPHOTO</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Tag contaings image metadata per the IPTC newsphoto +spec: Headline, captioning, credit, etc... Used by most wire +services.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_PHOTOSHOP</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Tag contains Photoshop captioning information and +metadata. Photoshop uses in parallel and redundantly +alongside IPTCNEWSPHOTO information.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_JPEGQUALITY</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Control the compression quality level used in the +baseline algorithm. Note that quality levels are in the +range 0-100 with a default value of 75.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_JPEGCOLORMODE</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Control whether or not conversion is done between +RGB and YCbCr colorspaces. Possible values are: +JPEGCOLORMODE_RAW (do not convert), and JPEGCOLORMODE_RGB +(convert to/from RGB) The default value is +JPEGCOLORMODE_RAW.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_JPEGTABLESMODE</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Control the information written in the +<i>JPEGTables</i> tag. Possible values (independent bits +that can be combined by or’ing them together) are: +JPEGTABLESMODE_QUANT (include quantization tables), and +JPEGTABLESMODE_HUFF (include Huffman encoding tables). The +default value is +JPEGTABLESMODE_QUANT|JPEGTABLESMODE_HUFF.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_ZIPQUALITY</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Control the compression technique used by the +Deflate codec. Quality levels are in the range 1-9 with +larger numbers yielding better compression at the cost of +more computation. The default quality level is 6 which +yields a good time-space tradeoff.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_PIXARLOGDATAFMT</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Control the format of user data passed <i>in</i> to +the PixarLog codec when encoding and passed <i>out</i> from +when decoding. Possible values are: PIXARLOGDATAFMT_8BIT for +8-bit unsigned pixels, PIXARLOGDATAFMT_8BITABGR for 8-bit +unsigned ABGR-ordered pixels, PIXARLOGDATAFMT_11BITLOG for +11-bit log-encoded raw data, PIXARLOGDATAFMT_12BITPICIO for +12-bit PICIO-compatible data, PIXARLOGDATAFMT_16BIT for +16-bit signed samples, and PIXARLOGDATAFMT_FLOAT for 32-bit +IEEE floating point samples.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_PIXARLOGQUALITY</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Control the compression technique used by the +PixarLog codec. This value is treated identically to +TIFFTAG_ZIPQUALITY; see the above description.</big></p> +</td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>TIFFTAG_SGILOGDATAFMT</b></big></p></td> +</table> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="19%"></td> +<td width="80%"> +<p><big>Control the format of client data passed <i>in</i> +to the SGILog codec when encoding and passed <i>out</i> from +when decoding. Possible values are: SGILOGDATAFMT_FLTXYZ for +converting between LogLuv and 32-bit IEEE floating valued +XYZ pixels, SGILOGDATAFMT_16BITLUV for 16-bit encoded Luv +pixels, SGILOGDATAFMT_32BITRAW and SGILOGDATAFMT_24BITRAW +for no conversion of data, SGILOGDATAFMT_8BITRGB for +returning 8-bit RGB data (valid only when decoding +LogLuv-encoded data), SGILOGDATAFMT_FLTY for converting +between LogL and 32-bit IEEE floating valued Y pixels, +SGILOGDATAFMT_16BITL for 16-bit encoded L pixels, and +SGILOGDATAFMT_8BITGRY for returning 8-bit greyscale data +(valid only when decoding LogL-encoded data).</big></p> +</td> +</table> +<a name="DIAGNOSTICS"></a> +<h2>DIAGNOSTICS</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>All error messages are directed through the +<i>TIFFError</i> routine. By default messages are directed +to <b>stderr</b> in the form: <i>module: message\n.</i> +Warning messages are likewise directed through the +<i>TIFFWarning</i> routine.</big></p> +</td> +</table> +<a name="SEE ALSO"></a> +<h2>SEE ALSO</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big><b>fax2tiff</b>(1), <b>gif2tiff</b>(1), +<b>pal2rgb</b>(1), <b>ppm2tiff</b>(1), <b>rgb2ycbcr</b>(1), +<b>ras2tiff</b>(1), <b>raw2tiff</b>(1), <b>sgi2tiff</b>(1), +<b>tiff2bw</b>(1), <b>tiffdither</b>(1), <b>tiffdump</b>(1), +<b>tiffcp</b>(1), <b>tiffcmp</b>(1), <b>tiffgt</b>(1), +<b>tiffinfo</b>(1), <b>tiffmedian</b>(1), +<b>tiffsplit</b>(1), <b>tiffsv</b>(1).</big></p> +<!-- INDENTATION --> +<p><big><b>Tag Image File Format Specification — +Revision 6.0</b>, an Aldus Technical Memorandum.</big></p> +<!-- INDENTATION --> +<p><big><b>The Spirit of TIFF Class F</b>, an appendix to +the TIFF 5.0 specification prepared by Cygnet +Technologies.</big></p> +<!-- INDENTATION --> +<p><big>Libtiff library home page: +<b>http://www.remotesensing.org/libtiff/</b></big></p> +</td> +</table> +<a name="BUGS"></a> +<h2>BUGS</h2> +<!-- INDENTATION --> +<table width="100%" border=0 rules="none" frame="void" + cols="2" cellspacing="0" cellpadding="0"> +<tr valign="top" align="left"> +<td width="8%"></td> +<td width="91%"> +<p><big>The library does not support multi-sample images +where some samples have different bits/sample.</big></p> +<!-- INDENTATION --> +<p><big>The library does not support random access to +compressed data that is organized with more than one row per +tile or strip.</big></p> +</td> +</table> +<hr> +</body> +</html> |