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diff --git a/doc/static/man/TIFFReadRGBATile.3tiff.html b/doc/static/man/TIFFReadRGBATile.3tiff.html deleted file mode 100644 index b5b7f43a..00000000 --- a/doc/static/man/TIFFReadRGBATile.3tiff.html +++ /dev/null @@ -1,263 +0,0 @@ -<!-- Creator : groff version 1.22.4 --> -<!-- CreationDate: Sat Jun 4 16:23:27 2022 --> -<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" -"http://www.w3.org/TR/html4/loose.dtd"> -<html> -<head> -<meta name="generator" content="groff -Thtml, see www.gnu.org"> -<meta http-equiv="Content-Type" content="text/html; charset=US-ASCII"> -<meta name="Content-Style" content="text/css"> -<style type="text/css"> - p { margin-top: 0; margin-bottom: 0; vertical-align: top } - pre { margin-top: 0; margin-bottom: 0; vertical-align: top } - table { margin-top: 0; margin-bottom: 0; vertical-align: top } - h1 { text-align: center } -</style> -<title>TIFFReadRGBATile</title> - -</head> -<body> - -<h1 align="center">TIFFReadRGBATile</h1> - -<a href="#NAME">NAME</a><br> -<a href="#SYNOPSIS">SYNOPSIS</a><br> -<a href="#DESCRIPTION">DESCRIPTION</a><br> -<a href="#NOTES">NOTES</a><br> -<a href="#RETURN VALUES">RETURN VALUES</a><br> -<a href="#DIAGNOSTICS">DIAGNOSTICS</a><br> -<a href="#SEE ALSO">SEE ALSO</a><br> - -<hr> - - -<h2>NAME -<a name="NAME"></a> -</h2> - - - -<p style="margin-left:11%; margin-top: 1em">TIFFReadRGBATile -− read and decode an image tile into a fixed-format -raster</p> - -<h2>SYNOPSIS -<a name="SYNOPSIS"></a> -</h2> - - -<p style="margin-left:11%; margin-top: 1em"><b>#include -<tiffio.h></b></p> - -<table width="100%" border="0" rules="none" frame="void" - cellspacing="0" cellpadding="0"> -<tr valign="top" align="left"> -<td width="11%"></td> -<td width="-3%"> - - -<p><b>#define TIFFGetR(abgr)</b></p></td> -<td width="30%"></td> -<td width="8%"></td> -<td width="54%"> - - -<p><b>((abgr) & 0xff)</b></p></td></tr> -<tr valign="top" align="left"> -<td width="11%"></td> -<td width="-3%"> - - -<p><b>#define TIFFGetG(abgr)</b></p></td> -<td width="30%"></td> -<td width="8%"></td> -<td width="54%"> - - -<p><b>(((abgr) >> 8) & 0xff)</b></p></td></tr> -<tr valign="top" align="left"> -<td width="11%"></td> -<td width="-3%"> - - -<p><b>#define TIFFGetB(abgr)</b></p></td> -<td width="30%"></td> -<td width="8%"></td> -<td width="54%"> - - -<p><b>(((abgr) >> 16) & 0xff)</b></p></td></tr> -<tr valign="top" align="left"> -<td width="11%"></td> -<td width="-3%"> - - -<p><b>#define TIFFGetA(abgr)</b></p></td> -<td width="30%"></td> -<td width="8%"></td> -<td width="54%"> - - -<p><b>(((abgr) >> 24) & 0xff)</b></p></td></tr> -</table> - -<p style="margin-left:11%; margin-top: 1em"><b>int -TIFFReadRGBATile(TIFF *</b><i>tif</i><b>, uint32_t</b> -<i>x</i><b>, uint32_t</b> <i>y</i><b>, uint32_t -*</b><i>raster</i><b>)</b></p> - -<h2>DESCRIPTION -<a name="DESCRIPTION"></a> -</h2> - - - -<p style="margin-left:11%; margin-top: 1em"><b><i>TIFFReadRGBATile</i></b> -reads a single tile of a tile-based image into memory, -storing the result in the user supplied RGBA <i>raster</i>. -The raster is assumed to be an array of width times length -32-bit entries, where width is the width of a tile -(TIFFTAG_TILEWIDTH) and length is the height of a tile -(TIFFTAG_TILELENGTH).</p> - -<p style="margin-left:11%; margin-top: 1em">The <i>x</i> -and <i>y</i> values are the offsets from the top left corner -to the top left corner of the tile to be read. They must be -an exact multiple of the tile width and length.</p> - -<p style="margin-left:11%; margin-top: 1em">Note that the -raster is assume to be organized such that the pixel at -location (<i>x</i>,<i>y</i>) is -<i>raster</i>[<i>y</i>*<i>width</i>+<i>x</i>]; with the -raster origin in the <i>lower-left hand corner</i> of the -tile. That is bottom to top organization. Edge tiles which -partly fall off the image will be filled out with -appropriate zeroed areas.</p> - -<p style="margin-left:11%; margin-top: 1em">Raster pixels -are 8-bit packed red, green, blue, alpha samples. The macros -<i>TIFFGetR</i>, <i>TIFFGetG</i>, <i>TIFFGetB</i>, and -<i>TIFFGetA</i> should be used to access individual samples. -Images without Associated Alpha matting information have a -constant Alpha of 1.0 (255).</p> - -<p style="margin-left:11%; margin-top: 1em">See the -<i>TIFFRGBAImage</i>(3TIFF) page for more details on how -various image types are converted to RGBA values.</p> - -<h2>NOTES -<a name="NOTES"></a> -</h2> - - -<p style="margin-left:11%; margin-top: 1em">Samples must be -either 1, 2, 4, 8, or 16 bits. Colorimetric samples/pixel -must be either 1, 3, or 4 (i.e. <i>SamplesPerPixel</i> minus -<i>ExtraSamples</i>).</p> - -<p style="margin-left:11%; margin-top: 1em">Palette image -colormaps that appear to be incorrectly written as 8-bit -values are automatically scaled to 16-bits.</p> - - -<p style="margin-left:11%; margin-top: 1em"><i>TIFFReadRGBATile</i> -is just a wrapper around the more general -<i>TIFFRGBAImage</i>(3TIFF) facilities. It’s main -advantage over the similar <i>TIFFReadRGBAImage()</i> -function is that for large images a single buffer capable of -holding the whole image doesn’t need to be allocated, -only enough for one tile. The <i>TIFFReadRGBAStrip()</i> -function does a similar operation for stripped images.</p> - -<h2>RETURN VALUES -<a name="RETURN VALUES"></a> -</h2> - - -<p style="margin-left:11%; margin-top: 1em">1 is returned -if the image was successfully read and converted. Otherwise, -0 is returned if an error was encountered.</p> - -<h2>DIAGNOSTICS -<a name="DIAGNOSTICS"></a> -</h2> - - -<p style="margin-left:11%; margin-top: 1em">All error -messages are directed to the <i>TIFFError</i>(3TIFF) -routine.</p> - -<p style="margin-left:11%; margin-top: 1em"><b>Sorry, can -not handle %d-bit pictures</b>. The image had -<i>BitsPerSample</i> other than 1, 2, 4, 8, or 16.</p> - -<p style="margin-left:11%; margin-top: 1em"><b>Sorry, can -not handle %d-channel images</b>. The image had -<i>SamplesPerPixel</i> other than 1, 3, or 4.</p> - -<p style="margin-left:11%; margin-top: 1em"><b>Missing -needed "PhotometricInterpretation" tag</b>. The -image did not have a tag that describes how to display the -data.</p> - -<p style="margin-left:11%; margin-top: 1em"><b>No -"PhotometricInterpretation" tag, assuming RGB</b>. -The image was missing a tag that describes how to display -it, but because it has 3 or 4 samples/pixel, it is assumed -to be <small>RGB.</small></p> - -<p style="margin-left:11%; margin-top: 1em"><b>No -"PhotometricInterpretation" tag, assuming -min-is-black</b>. The image was missing a tag that describes -how to display it, but because it has 1 sample/pixel, it is -assumed to be a grayscale or bilevel image.</p> - -<p style="margin-left:11%; margin-top: 1em"><b>No space for -photometric conversion table</b>. There was insufficient -memory for a table used to convert image samples to 8-bit -<small>RGB.</small></p> - -<p style="margin-left:11%; margin-top: 1em"><b>Missing -required "Colormap" tag</b>. A Palette image did -not have a required <i>Colormap</i> tag.</p> - -<p style="margin-left:11%; margin-top: 1em"><b>No space for -tile buffer</b>. There was insufficient memory to allocate -an i/o buffer.</p> - -<p style="margin-left:11%; margin-top: 1em"><b>No space for -strip buffer</b>. There was insufficient memory to allocate -an i/o buffer.</p> - -<p style="margin-left:11%; margin-top: 1em"><b>Can not -handle format</b>. The image has a format (combination of -<i>BitsPerSample</i>, <i>SamplesPerPixel</i>, and -<i>PhotometricInterpretation</i>) that -<i>TIFFReadRGBAImage</i> can not handle.</p> - -<p style="margin-left:11%; margin-top: 1em"><b>No space for -B&W mapping table</b>. There was insufficient memory to -allocate a table used to map grayscale data to -<small>RGB.</small></p> - -<p style="margin-left:11%; margin-top: 1em"><b>No space for -Palette mapping table</b>. There was insufficient memory to -allocate a table used to map data to 8-bit -<small>RGB.</small></p> - -<h2>SEE ALSO -<a name="SEE ALSO"></a> -</h2> - - - -<p style="margin-left:11%; margin-top: 1em"><b>TIFFOpen</b>(3TIFF), -<b>TIFFRGBAImage</b>(3TIFF), -<b>TIFFReadRGBAImage</b>(3TIFF), -<b>TIFFReadRGBAStrip</b>(3TIFF), <b>libtiff</b>(3TIFF)</p> - -<p style="margin-left:11%; margin-top: 1em">Libtiff library -home page: <b>http://www.simplesystems.org/libtiff/</b></p> -<hr> -</body> -</html> |