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1 | <!-- Creator : groff version 1.21 --> |
2 | <!-- CreationDate: Sun Jul 29 12:12:01 2012 --> | |
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13 | table { margin-top: 0; margin-bottom: 0; vertical-align: top } | |
14 | h1 { text-align: center } | |
15 | </style> | |
16 | <title>TIFFFieldWriteCount</title> | |
17 | ||
18 | </head> | |
19 | <body> | |
20 | ||
21 | <h1 align="center">TIFFFieldWriteCount</h1> | |
22 | ||
23 | <a href="#NAME">NAME</a><br> | |
24 | <a href="#SYNOPSIS">SYNOPSIS</a><br> | |
25 | <a href="#DESCRIPTION">DESCRIPTION</a><br> | |
26 | <a href="#RETURN VALUES">RETURN VALUES</a><br> | |
27 | <a href="#SEE ALSO">SEE ALSO</a><br> | |
28 | ||
29 | <hr> | |
30 | ||
31 | ||
32 | <h2>NAME | |
33 | <a name="NAME"></a> | |
34 | </h2> | |
35 | ||
36 | ||
37 | ||
38 | <p style="margin-left:11%; margin-top: 1em">TIFFFieldWriteCount | |
39 | − Get number of values to be written to field</p> | |
40 | ||
41 | <h2>SYNOPSIS | |
42 | <a name="SYNOPSIS"></a> | |
43 | </h2> | |
44 | ||
45 | ||
46 | <p style="margin-left:11%; margin-top: 1em"><b>#include | |
47 | <tiffio.h></b></p> | |
48 | ||
49 | <p style="margin-left:11%; margin-top: 1em"><b>int | |
50 | TIFFFieldWriteCount(const TIFFField*</b> | |
51 | <i>fip</i><b>)</b></p> | |
52 | ||
53 | <h2>DESCRIPTION | |
54 | <a name="DESCRIPTION"></a> | |
55 | </h2> | |
56 | ||
57 | ||
58 | ||
59 | <p style="margin-left:11%; margin-top: 1em"><b>TIFFFieldWriteCount</b> | |
60 | returns the number of values to be written into the | |
61 | specified TIFF field; that is, the number of arguments that | |
62 | should be supplied to <b>TIFFSetField</b>. For most field | |
63 | types this is a small positive integer, typically 1 or 2, | |
64 | but there are some special values: <b><br> | |
65 | TIFF_VARIABLE</b> indicates that a variable number of values | |
66 | is possible; then, a <b>uint16</b> <i>count</i> argument and | |
67 | a pointer <i>data</i> argument must be supplied to | |
68 | <b>TIFFSetField</b>. <b><br> | |
69 | TIFF_VARIABLE2</b> is the same as <b>TIFF_VARIABLE</b> | |
70 | except that the <i>count</i> argument must have type | |
71 | <b>uint32</b>. (On most modern machines, this makes no | |
72 | practical difference, and the <i>count</i> argument can | |
73 | simply be an <b>int</b> in either case.) <b><br> | |
74 | TIFF_SPP</b> indicates that the number of arguments must be | |
75 | equal to the image’s number of samples per pixel.</p> | |
76 | ||
77 | <p style="margin-left:11%; margin-top: 1em"><i>fip</i> is a | |
78 | field information pointer previously returned by | |
79 | <b>TIFFFindField</b>, <b>TIFFFieldWithTag</b>, or | |
80 | <b>TIFFFieldWithName</b>.</p> | |
81 | ||
82 | <p style="margin-left:11%; margin-top: 1em">For most field | |
83 | types, <b>TIFFFieldWriteCount</b> returns the same value as | |
84 | <b>TIFFFieldReadCount</b>, but there are some | |
85 | exceptions.</p> | |
86 | ||
87 | <h2>RETURN VALUES | |
88 | <a name="RETURN VALUES"></a> | |
89 | </h2> | |
90 | ||
91 | ||
92 | ||
93 | <p style="margin-left:11%; margin-top: 1em"><b>TIFFFieldWriteCount</b> | |
94 | returns an integer.</p> | |
95 | ||
96 | <h2>SEE ALSO | |
97 | <a name="SEE ALSO"></a> | |
98 | </h2> | |
99 | ||
100 | ||
101 | ||
102 | <p style="margin-left:11%; margin-top: 1em"><b>libtiff</b>(3TIFF),</p> | |
103 | ||
104 | <p style="margin-left:11%; margin-top: 1em">Libtiff library | |
105 | home page: <b>http://www.remotesensing.org/libtiff/</b></p> | |
106 | <hr> | |
107 | </body> | |
108 | </html> |