| Index: java/doc/org/libjpegturbo/turbojpeg/TJ.html
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| diff --git a/java/doc/org/libjpegturbo/turbojpeg/TJ.html b/java/doc/org/libjpegturbo/turbojpeg/TJ.html
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| @@ -0,0 +1,1254 @@
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| +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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| +<!-- NewPage -->
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| +<html lang="en">
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| +<head>
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| +<title>TJ</title>
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| +<link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style">
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| +</head>
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| +<body>
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| +<script type="text/javascript"><!--
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| + if (location.href.indexOf('is-external=true') == -1) {
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| + parent.document.title="TJ";
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| +<li><a href="../../../org/libjpegturbo/turbojpeg/package-summary.html">Package</a></li>
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| +<li class="navBarCell1Rev">Class</li>
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| +<li><a href="package-tree.html">Tree</a></li>
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| +<li><a href="../../../deprecated-list.html">Deprecated</a></li>
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| +<li><a href="../../../index-all.html">Index</a></li>
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| +<li><a href="../../../help-doc.html">Help</a></li>
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| +</div>
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| +<div class="subNav">
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| +<ul class="navList">
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| +<li>Prev Class</li>
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| +<li><a href="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><span class="strong">Next Class</span></a></li>
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| +<li><a href="../../../index.html?org/libjpegturbo/turbojpeg/TJ.html" target="_top">Frames</a></li>
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| +<ul class="navList" id="allclasses_navbar_top">
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| +<li><a href="../../../allclasses-noframe.html">All Classes</a></li>
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| +</div>
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| +<div>
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| +<ul class="subNavList">
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| +<li>Summary: </li>
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| +<li>Nested | </li>
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| +<li><a href="#field_summary">Field</a> | </li>
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| +<li><a href="#constructor_summary">Constr</a> | </li>
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| +<li><a href="#method_summary">Method</a></li>
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| +</ul>
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| +<ul class="subNavList">
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| +<li>Detail: </li>
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| +<li><a href="#field_detail">Field</a> | </li>
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| +<li><a href="#constructor_detail">Constr</a> | </li>
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| +<li><a href="#method_detail">Method</a></li>
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| +<a name="skip-navbar_top">
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| +</a></div>
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| +<!-- ========= END OF TOP NAVBAR ========= -->
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| +<!-- ======== START OF CLASS DATA ======== -->
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| +<div class="header">
|
| +<div class="subTitle">org.libjpegturbo.turbojpeg</div>
|
| +<h2 title="Class TJ" class="title">Class TJ</h2>
|
| +</div>
|
| +<div class="contentContainer">
|
| +<ul class="inheritance">
|
| +<li>java.lang.Object</li>
|
| +<li>
|
| +<ul class="inheritance">
|
| +<li>org.libjpegturbo.turbojpeg.TJ</li>
|
| +</ul>
|
| +</li>
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| +</ul>
|
| +<div class="description">
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| +<ul class="blockList">
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| +<li class="blockList">
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| +<hr>
|
| +<br>
|
| +<pre>public final class <span class="strong">TJ</span>
|
| +extends java.lang.Object</pre>
|
| +<div class="block">TurboJPEG utility class (cannot be instantiated)</div>
|
| +</li>
|
| +</ul>
|
| +</div>
|
| +<div class="summary">
|
| +<ul class="blockList">
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| +<li class="blockList">
|
| +<!-- =========== FIELD SUMMARY =========== -->
|
| +<ul class="blockList">
|
| +<li class="blockList"><a name="field_summary">
|
| +<!-- -->
|
| +</a>
|
| +<h3>Field Summary</h3>
|
| +<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation">
|
| +<caption><span>Fields</span><span class="tabEnd"> </span></caption>
|
| +<tr>
|
| +<th class="colFirst" scope="col">Modifier and Type</th>
|
| +<th class="colLast" scope="col">Field and Description</th>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#CS_CMYK">CS_CMYK</a></strong></code>
|
| +<div class="block">CMYK colorspace.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#CS_GRAY">CS_GRAY</a></strong></code>
|
| +<div class="block">Grayscale colorspace.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#CS_RGB">CS_RGB</a></strong></code>
|
| +<div class="block">RGB colorspace.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#CS_YCbCr">CS_YCbCr</a></strong></code>
|
| +<div class="block">YCbCr colorspace.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#CS_YCCK">CS_YCCK</a></strong></code>
|
| +<div class="block">YCCK colorspace.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_ACCURATEDCT">FLAG_ACCURATEDCT</a></strong></code>
|
| +<div class="block">Use the most accurate DCT/IDCT algorithm available in the underlying
|
| + codec.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_BOTTOMUP">FLAG_BOTTOMUP</a></strong></code>
|
| +<div class="block">The uncompressed source/destination image is stored in bottom-up (Windows,
|
| + OpenGL) order, not top-down (X11) order.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_FASTDCT">FLAG_FASTDCT</a></strong></code>
|
| +<div class="block">Use the fastest DCT/IDCT algorithm available in the underlying codec.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_FASTUPSAMPLE">FLAG_FASTUPSAMPLE</a></strong></code>
|
| +<div class="block">When decompressing an image that was compressed using chrominance
|
| + subsampling, use the fastest chrominance upsampling algorithm available in
|
| + the underlying codec.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_FORCEMMX">FLAG_FORCEMMX</a></strong></code>
|
| +<div class="block"><strong>Deprecated.</strong> </div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_FORCESSE">FLAG_FORCESSE</a></strong></code>
|
| +<div class="block"><strong>Deprecated.</strong> </div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_FORCESSE2">FLAG_FORCESSE2</a></strong></code>
|
| +<div class="block"><strong>Deprecated.</strong> </div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_FORCESSE3">FLAG_FORCESSE3</a></strong></code>
|
| +<div class="block"><strong>Deprecated.</strong> </div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#NUMCS">NUMCS</a></strong></code>
|
| +<div class="block">The number of JPEG colorspaces</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#NUMPF">NUMPF</a></strong></code>
|
| +<div class="block">The number of pixel formats</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#NUMSAMP">NUMSAMP</a></strong></code>
|
| +<div class="block">The number of chrominance subsampling options</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_ABGR">PF_ABGR</a></strong></code>
|
| +<div class="block">ABGR pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_ARGB">PF_ARGB</a></strong></code>
|
| +<div class="block">ARGB pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_BGR">PF_BGR</a></strong></code>
|
| +<div class="block">BGR pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_BGRA">PF_BGRA</a></strong></code>
|
| +<div class="block">BGRA pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_BGRX">PF_BGRX</a></strong></code>
|
| +<div class="block">BGRX pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_CMYK">PF_CMYK</a></strong></code>
|
| +<div class="block">CMYK pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_GRAY">PF_GRAY</a></strong></code>
|
| +<div class="block">Grayscale pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_RGB">PF_RGB</a></strong></code>
|
| +<div class="block">RGB pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_RGBA">PF_RGBA</a></strong></code>
|
| +<div class="block">RGBA pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_RGBX">PF_RGBX</a></strong></code>
|
| +<div class="block">RGBX pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_XBGR">PF_XBGR</a></strong></code>
|
| +<div class="block">XBGR pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_XRGB">PF_XRGB</a></strong></code>
|
| +<div class="block">XRGB pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#SAMP_411">SAMP_411</a></strong></code>
|
| +<div class="block">4:1:1 chrominance subsampling.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#SAMP_420">SAMP_420</a></strong></code>
|
| +<div class="block">4:2:0 chrominance subsampling.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#SAMP_422">SAMP_422</a></strong></code>
|
| +<div class="block">4:2:2 chrominance subsampling.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#SAMP_440">SAMP_440</a></strong></code>
|
| +<div class="block">4:4:0 chrominance subsampling.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#SAMP_444">SAMP_444</a></strong></code>
|
| +<div class="block">4:4:4 chrominance subsampling (no chrominance subsampling).</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#SAMP_GRAY">SAMP_GRAY</a></strong></code>
|
| +<div class="block">Grayscale.</div>
|
| +</td>
|
| +</tr>
|
| +</table>
|
| +</li>
|
| +</ul>
|
| +<!-- ======== CONSTRUCTOR SUMMARY ======== -->
|
| +<ul class="blockList">
|
| +<li class="blockList"><a name="constructor_summary">
|
| +<!-- -->
|
| +</a>
|
| +<h3>Constructor Summary</h3>
|
| +<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation">
|
| +<caption><span>Constructors</span><span class="tabEnd"> </span></caption>
|
| +<tr>
|
| +<th class="colOne" scope="col">Constructor and Description</th>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#TJ()">TJ</a></strong>()</code> </td>
|
| +</tr>
|
| +</table>
|
| +</li>
|
| +</ul>
|
| +<!-- ========== METHOD SUMMARY =========== -->
|
| +<ul class="blockList">
|
| +<li class="blockList"><a name="method_summary">
|
| +<!-- -->
|
| +</a>
|
| +<h3>Method Summary</h3>
|
| +<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation">
|
| +<caption><span>Methods</span><span class="tabEnd"> </span></caption>
|
| +<tr>
|
| +<th class="colFirst" scope="col">Modifier and Type</th>
|
| +<th class="colLast" scope="col">Method and Description</th>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSize(int,%20int,%20int)">bufSize</a></strong>(int width,
|
| + int height,
|
| + int jpegSubsamp)</code>
|
| +<div class="block">Returns the maximum size of the buffer (in bytes) required to hold a JPEG
|
| + image with the given width, height, and level of chrominance subsampling.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int,%20int,%20int)">bufSizeYUV</a></strong>(int width,
|
| + int height,
|
| + int subsamp)</code>
|
| +<div class="block"><strong>Deprecated.</strong>
|
| +<div class="block"><i>Use <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int,%20int,%20int,%20int)"><code>bufSizeYUV(int, int, int, int)</code></a> instead.</i></div>
|
| +</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int,%20int,%20int,%20int)">bufSizeYUV</a></strong>(int width,
|
| + int pad,
|
| + int height,
|
| + int subsamp)</code>
|
| +<div class="block">Returns the size of the buffer (in bytes) required to hold a YUV planar
|
| + image with the given width, height, and level of chrominance subsampling.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getBlueOffset(int)">getBlueOffset</a></strong>(int pixelFormat)</code>
|
| +<div class="block">For the given pixel format, returns the number of bytes that the blue
|
| + component is offset from the start of the pixel.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getGreenOffset(int)">getGreenOffset</a></strong>(int pixelFormat)</code>
|
| +<div class="block">For the given pixel format, returns the number of bytes that the green
|
| + component is offset from the start of the pixel.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getMCUHeight(int)">getMCUHeight</a></strong>(int subsamp)</code>
|
| +<div class="block">Returns the MCU block height for the given level of chrominance
|
| + subsampling.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getMCUWidth(int)">getMCUWidth</a></strong>(int subsamp)</code>
|
| +<div class="block">Returns the MCU block width for the given level of chrominance
|
| + subsampling.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getPixelSize(int)">getPixelSize</a></strong>(int pixelFormat)</code>
|
| +<div class="block">Returns the pixel size (in bytes) for the given pixel format.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getRedOffset(int)">getRedOffset</a></strong>(int pixelFormat)</code>
|
| +<div class="block">For the given pixel format, returns the number of bytes that the red
|
| + component is offset from the start of the pixel.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static <a href="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</a>[]</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getScalingFactors()">getScalingFactors</a></strong>()</code>
|
| +<div class="block">Returns a list of fractional scaling factors that the JPEG decompressor in
|
| + this implementation of TurboJPEG supports.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#planeHeight(int,%20int,%20int)">planeHeight</a></strong>(int componentID,
|
| + int height,
|
| + int subsamp)</code>
|
| +<div class="block">Returns the plane height of a YUV image plane with the given parameters.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="rowColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#planeSizeYUV(int,%20int,%20int,%20int,%20int)">planeSizeYUV</a></strong>(int componentID,
|
| + int width,
|
| + int stride,
|
| + int height,
|
| + int subsamp)</code>
|
| +<div class="block">Returns the size of the buffer (in bytes) required to hold a YUV image
|
| + plane with the given parameters.</div>
|
| +</td>
|
| +</tr>
|
| +<tr class="altColor">
|
| +<td class="colFirst"><code>static int</code></td>
|
| +<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ.html#planeWidth(int,%20int,%20int)">planeWidth</a></strong>(int componentID,
|
| + int width,
|
| + int subsamp)</code>
|
| +<div class="block">Returns the plane width of a YUV image plane with the given parameters.</div>
|
| +</td>
|
| +</tr>
|
| +</table>
|
| +<ul class="blockList">
|
| +<li class="blockList"><a name="methods_inherited_from_class_java.lang.Object">
|
| +<!-- -->
|
| +</a>
|
| +<h3>Methods inherited from class java.lang.Object</h3>
|
| +<code>clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait</code></li>
|
| +</ul>
|
| +</li>
|
| +</ul>
|
| +</li>
|
| +</ul>
|
| +</div>
|
| +<div class="details">
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| +<ul class="blockList">
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| +<li class="blockList">
|
| +<!-- ============ FIELD DETAIL =========== -->
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| +<ul class="blockList">
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| +<li class="blockList"><a name="field_detail">
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| +<!-- -->
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| +</a>
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| +<h3>Field Detail</h3>
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| +<a name="NUMSAMP">
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| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>NUMSAMP</h4>
|
| +<pre>public static final int NUMSAMP</pre>
|
| +<div class="block">The number of chrominance subsampling options</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.NUMSAMP">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="SAMP_444">
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| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>SAMP_444</h4>
|
| +<pre>public static final int SAMP_444</pre>
|
| +<div class="block">4:4:4 chrominance subsampling (no chrominance subsampling). The JPEG
|
| + or YUV image will contain one chrominance component for every pixel in the
|
| + source image.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.SAMP_444">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="SAMP_422">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>SAMP_422</h4>
|
| +<pre>public static final int SAMP_422</pre>
|
| +<div class="block">4:2:2 chrominance subsampling. The JPEG or YUV image will contain one
|
| + chrominance component for every 2x1 block of pixels in the source image.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.SAMP_422">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="SAMP_420">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>SAMP_420</h4>
|
| +<pre>public static final int SAMP_420</pre>
|
| +<div class="block">4:2:0 chrominance subsampling. The JPEG or YUV image will contain one
|
| + chrominance component for every 2x2 block of pixels in the source image.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.SAMP_420">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="SAMP_GRAY">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>SAMP_GRAY</h4>
|
| +<pre>public static final int SAMP_GRAY</pre>
|
| +<div class="block">Grayscale. The JPEG or YUV image will contain no chrominance components.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.SAMP_GRAY">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="SAMP_440">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>SAMP_440</h4>
|
| +<pre>public static final int SAMP_440</pre>
|
| +<div class="block">4:4:0 chrominance subsampling. The JPEG or YUV image will contain one
|
| + chrominance component for every 1x2 block of pixels in the source image.
|
| + Note that 4:4:0 subsampling is not fully accelerated in libjpeg-turbo.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.SAMP_440">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="SAMP_411">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>SAMP_411</h4>
|
| +<pre>public static final int SAMP_411</pre>
|
| +<div class="block">4:1:1 chrominance subsampling. The JPEG or YUV image will contain one
|
| + chrominance component for every 4x1 block of pixels in the source image.
|
| + JPEG images compressed with 4:1:1 subsampling will be almost exactly the
|
| + same size as those compressed with 4:2:0 subsampling, and in the
|
| + aggregate, both subsampling methods produce approximately the same
|
| + perceptual quality. However, 4:1:1 is better able to reproduce sharp
|
| + horizontal features. Note that 4:1:1 subsampling is not fully accelerated
|
| + in libjpeg-turbo.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.SAMP_411">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="NUMPF">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>NUMPF</h4>
|
| +<pre>public static final int NUMPF</pre>
|
| +<div class="block">The number of pixel formats</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.NUMPF">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_RGB">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>PF_RGB</h4>
|
| +<pre>public static final int PF_RGB</pre>
|
| +<div class="block">RGB pixel format. The red, green, and blue components in the image are
|
| + stored in 3-byte pixels in the order R, G, B from lowest to highest byte
|
| + address within each pixel.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_RGB">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_BGR">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>PF_BGR</h4>
|
| +<pre>public static final int PF_BGR</pre>
|
| +<div class="block">BGR pixel format. The red, green, and blue components in the image are
|
| + stored in 3-byte pixels in the order B, G, R from lowest to highest byte
|
| + address within each pixel.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_BGR">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_RGBX">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>PF_RGBX</h4>
|
| +<pre>public static final int PF_RGBX</pre>
|
| +<div class="block">RGBX pixel format. The red, green, and blue components in the image are
|
| + stored in 4-byte pixels in the order R, G, B from lowest to highest byte
|
| + address within each pixel. The X component is ignored when compressing
|
| + and undefined when decompressing.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_RGBX">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_BGRX">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>PF_BGRX</h4>
|
| +<pre>public static final int PF_BGRX</pre>
|
| +<div class="block">BGRX pixel format. The red, green, and blue components in the image are
|
| + stored in 4-byte pixels in the order B, G, R from lowest to highest byte
|
| + address within each pixel. The X component is ignored when compressing
|
| + and undefined when decompressing.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_BGRX">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_XBGR">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>PF_XBGR</h4>
|
| +<pre>public static final int PF_XBGR</pre>
|
| +<div class="block">XBGR pixel format. The red, green, and blue components in the image are
|
| + stored in 4-byte pixels in the order R, G, B from highest to lowest byte
|
| + address within each pixel. The X component is ignored when compressing
|
| + and undefined when decompressing.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_XBGR">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_XRGB">
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| +<!-- -->
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| +</a>
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| +<ul class="blockList">
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| +<li class="blockList">
|
| +<h4>PF_XRGB</h4>
|
| +<pre>public static final int PF_XRGB</pre>
|
| +<div class="block">XRGB pixel format. The red, green, and blue components in the image are
|
| + stored in 4-byte pixels in the order B, G, R from highest to lowest byte
|
| + address within each pixel. The X component is ignored when compressing
|
| + and undefined when decompressing.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_XRGB">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_GRAY">
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| +<!-- -->
|
| +</a>
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| +<ul class="blockList">
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| +<li class="blockList">
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| +<h4>PF_GRAY</h4>
|
| +<pre>public static final int PF_GRAY</pre>
|
| +<div class="block">Grayscale pixel format. Each 1-byte pixel represents a luminance
|
| + (brightness) level from 0 to 255.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_GRAY">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_RGBA">
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| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
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| +<li class="blockList">
|
| +<h4>PF_RGBA</h4>
|
| +<pre>public static final int PF_RGBA</pre>
|
| +<div class="block">RGBA pixel format. This is the same as <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_RGBX"><code>PF_RGBX</code></a>, except that when
|
| + decompressing, the X byte is guaranteed to be 0xFF, which can be
|
| + interpreted as an opaque alpha channel.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_RGBA">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_BGRA">
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| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>PF_BGRA</h4>
|
| +<pre>public static final int PF_BGRA</pre>
|
| +<div class="block">BGRA pixel format. This is the same as <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_BGRX"><code>PF_BGRX</code></a>, except that when
|
| + decompressing, the X byte is guaranteed to be 0xFF, which can be
|
| + interpreted as an opaque alpha channel.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_BGRA">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_ABGR">
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| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>PF_ABGR</h4>
|
| +<pre>public static final int PF_ABGR</pre>
|
| +<div class="block">ABGR pixel format. This is the same as <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_XBGR"><code>PF_XBGR</code></a>, except that when
|
| + decompressing, the X byte is guaranteed to be 0xFF, which can be
|
| + interpreted as an opaque alpha channel.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_ABGR">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_ARGB">
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| +<!-- -->
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| +</a>
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| +<ul class="blockList">
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| +<li class="blockList">
|
| +<h4>PF_ARGB</h4>
|
| +<pre>public static final int PF_ARGB</pre>
|
| +<div class="block">ARGB pixel format. This is the same as <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#PF_XRGB"><code>PF_XRGB</code></a>, except that when
|
| + decompressing, the X byte is guaranteed to be 0xFF, which can be
|
| + interpreted as an opaque alpha channel.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_ARGB">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="PF_CMYK">
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| +<!-- -->
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| +</a>
|
| +<ul class="blockList">
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| +<li class="blockList">
|
| +<h4>PF_CMYK</h4>
|
| +<pre>public static final int PF_CMYK</pre>
|
| +<div class="block">CMYK pixel format. Unlike RGB, which is an additive color model used
|
| + primarily for display, CMYK (Cyan/Magenta/Yellow/Key) is a subtractive
|
| + color model used primarily for printing. In the CMYK color model, the
|
| + value of each color component typically corresponds to an amount of cyan,
|
| + magenta, yellow, or black ink that is applied to a white background. In
|
| + order to convert between CMYK and RGB, it is necessary to use a color
|
| + management system (CMS.) A CMS will attempt to map colors within the
|
| + printer's gamut to perceptually similar colors in the display's gamut and
|
| + vice versa, but the mapping is typically not 1:1 or reversible, nor can it
|
| + be defined with a simple formula. Thus, such a conversion is out of scope
|
| + for a codec library. However, the TurboJPEG API allows for compressing
|
| + CMYK pixels into a YCCK JPEG image (see <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#CS_YCCK"><code>CS_YCCK</code></a>) and
|
| + decompressing YCCK JPEG images into CMYK pixels.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.PF_CMYK">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="NUMCS">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>NUMCS</h4>
|
| +<pre>public static final int NUMCS</pre>
|
| +<div class="block">The number of JPEG colorspaces</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.NUMCS">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="CS_RGB">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>CS_RGB</h4>
|
| +<pre>public static final int CS_RGB</pre>
|
| +<div class="block">RGB colorspace. When compressing the JPEG image, the R, G, and B
|
| + components in the source image are reordered into image planes, but no
|
| + colorspace conversion or subsampling is performed. RGB JPEG images can be
|
| + decompressed to any of the extended RGB pixel formats or grayscale, but
|
| + they cannot be decompressed to YUV images.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.CS_RGB">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="CS_YCbCr">
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| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>CS_YCbCr</h4>
|
| +<pre>public static final int CS_YCbCr</pre>
|
| +<div class="block">YCbCr colorspace. YCbCr is not an absolute colorspace but rather a
|
| + mathematical transformation of RGB designed solely for storage and
|
| + transmission. YCbCr images must be converted to RGB before they can
|
| + actually be displayed. In the YCbCr colorspace, the Y (luminance)
|
| + component represents the black & white portion of the original image, and
|
| + the Cb and Cr (chrominance) components represent the color portion of the
|
| + original image. Originally, the analog equivalent of this transformation
|
| + allowed the same signal to drive both black & white and color televisions,
|
| + but JPEG images use YCbCr primarily because it allows the color data to be
|
| + optionally subsampled for the purposes of reducing bandwidth or disk
|
| + space. YCbCr is the most common JPEG colorspace, and YCbCr JPEG images
|
| + can be compressed from and decompressed to any of the extended RGB pixel
|
| + formats or grayscale, or they can be decompressed to YUV planar images.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.CS_YCbCr">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="CS_GRAY">
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| +<!-- -->
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| +</a>
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| +<ul class="blockList">
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| +<li class="blockList">
|
| +<h4>CS_GRAY</h4>
|
| +<pre>public static final int CS_GRAY</pre>
|
| +<div class="block">Grayscale colorspace. The JPEG image retains only the luminance data (Y
|
| + component), and any color data from the source image is discarded.
|
| + Grayscale JPEG images can be compressed from and decompressed to any of
|
| + the extended RGB pixel formats or grayscale, or they can be decompressed
|
| + to YUV planar images.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.CS_GRAY">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="CS_CMYK">
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| +<!-- -->
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| +</a>
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| +<ul class="blockList">
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| +<li class="blockList">
|
| +<h4>CS_CMYK</h4>
|
| +<pre>public static final int CS_CMYK</pre>
|
| +<div class="block">CMYK colorspace. When compressing the JPEG image, the C, M, Y, and K
|
| + components in the source image are reordered into image planes, but no
|
| + colorspace conversion or subsampling is performed. CMYK JPEG images can
|
| + only be decompressed to CMYK pixels.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.CS_CMYK">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="CS_YCCK">
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| +<!-- -->
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| +</a>
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| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>CS_YCCK</h4>
|
| +<pre>public static final int CS_YCCK</pre>
|
| +<div class="block">YCCK colorspace. YCCK (AKA "YCbCrK") is not an absolute colorspace but
|
| + rather a mathematical transformation of CMYK designed solely for storage
|
| + and transmission. It is to CMYK as YCbCr is to RGB. CMYK pixels can be
|
| + reversibly transformed into YCCK, and as with YCbCr, the chrominance
|
| + components in the YCCK pixels can be subsampled without incurring major
|
| + perceptual loss. YCCK JPEG images can only be compressed from and
|
| + decompressed to CMYK pixels.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.CS_YCCK">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="FLAG_BOTTOMUP">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>FLAG_BOTTOMUP</h4>
|
| +<pre>public static final int FLAG_BOTTOMUP</pre>
|
| +<div class="block">The uncompressed source/destination image is stored in bottom-up (Windows,
|
| + OpenGL) order, not top-down (X11) order.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.FLAG_BOTTOMUP">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="FLAG_FORCEMMX">
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| +<!-- -->
|
| +</a>
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| +<ul class="blockList">
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| +<li class="blockList">
|
| +<h4>FLAG_FORCEMMX</h4>
|
| +<pre>@Deprecated
|
| +public static final int FLAG_FORCEMMX</pre>
|
| +<div class="block"><span class="strong">Deprecated.</span> </div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.FLAG_FORCEMMX">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="FLAG_FORCESSE">
|
| +<!-- -->
|
| +</a>
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| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>FLAG_FORCESSE</h4>
|
| +<pre>@Deprecated
|
| +public static final int FLAG_FORCESSE</pre>
|
| +<div class="block"><span class="strong">Deprecated.</span> </div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.FLAG_FORCESSE">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="FLAG_FORCESSE2">
|
| +<!-- -->
|
| +</a>
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| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>FLAG_FORCESSE2</h4>
|
| +<pre>@Deprecated
|
| +public static final int FLAG_FORCESSE2</pre>
|
| +<div class="block"><span class="strong">Deprecated.</span> </div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.FLAG_FORCESSE2">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="FLAG_FORCESSE3">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>FLAG_FORCESSE3</h4>
|
| +<pre>@Deprecated
|
| +public static final int FLAG_FORCESSE3</pre>
|
| +<div class="block"><span class="strong">Deprecated.</span> </div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.FLAG_FORCESSE3">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="FLAG_FASTUPSAMPLE">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>FLAG_FASTUPSAMPLE</h4>
|
| +<pre>public static final int FLAG_FASTUPSAMPLE</pre>
|
| +<div class="block">When decompressing an image that was compressed using chrominance
|
| + subsampling, use the fastest chrominance upsampling algorithm available in
|
| + the underlying codec. The default is to use smooth upsampling, which
|
| + creates a smooth transition between neighboring chrominance components in
|
| + order to reduce upsampling artifacts in the decompressed image.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.FLAG_FASTUPSAMPLE">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="FLAG_FASTDCT">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>FLAG_FASTDCT</h4>
|
| +<pre>public static final int FLAG_FASTDCT</pre>
|
| +<div class="block">Use the fastest DCT/IDCT algorithm available in the underlying codec. The
|
| + default if this flag is not specified is implementation-specific. For
|
| + example, the implementation of TurboJPEG for libjpeg[-turbo] uses the fast
|
| + algorithm by default when compressing, because this has been shown to have
|
| + only a very slight effect on accuracy, but it uses the accurate algorithm
|
| + when decompressing, because this has been shown to have a larger effect.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.FLAG_FASTDCT">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="FLAG_ACCURATEDCT">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockListLast">
|
| +<li class="blockList">
|
| +<h4>FLAG_ACCURATEDCT</h4>
|
| +<pre>public static final int FLAG_ACCURATEDCT</pre>
|
| +<div class="block">Use the most accurate DCT/IDCT algorithm available in the underlying
|
| + codec. The default if this flag is not specified is
|
| + implementation-specific. For example, the implementation of TurboJPEG for
|
| + libjpeg[-turbo] uses the fast algorithm by default when compressing,
|
| + because this has been shown to have only a very slight effect on accuracy,
|
| + but it uses the accurate algorithm when decompressing, because this has
|
| + been shown to have a larger effect.</div>
|
| +<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJ.FLAG_ACCURATEDCT">Constant Field Values</a></dd></dl>
|
| +</li>
|
| +</ul>
|
| +</li>
|
| +</ul>
|
| +<!-- ========= CONSTRUCTOR DETAIL ======== -->
|
| +<ul class="blockList">
|
| +<li class="blockList"><a name="constructor_detail">
|
| +<!-- -->
|
| +</a>
|
| +<h3>Constructor Detail</h3>
|
| +<a name="TJ()">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockListLast">
|
| +<li class="blockList">
|
| +<h4>TJ</h4>
|
| +<pre>public TJ()</pre>
|
| +</li>
|
| +</ul>
|
| +</li>
|
| +</ul>
|
| +<!-- ============ METHOD DETAIL ========== -->
|
| +<ul class="blockList">
|
| +<li class="blockList"><a name="method_detail">
|
| +<!-- -->
|
| +</a>
|
| +<h3>Method Detail</h3>
|
| +<a name="getMCUWidth(int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>getMCUWidth</h4>
|
| +<pre>public static int getMCUWidth(int subsamp)</pre>
|
| +<div class="block">Returns the MCU block width for the given level of chrominance
|
| + subsampling.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>subsamp</code> - the level of chrominance subsampling (one of
|
| + <code>SAMP_*</code>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the MCU block width for the given level of chrominance
|
| + subsampling.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="getMCUHeight(int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>getMCUHeight</h4>
|
| +<pre>public static int getMCUHeight(int subsamp)</pre>
|
| +<div class="block">Returns the MCU block height for the given level of chrominance
|
| + subsampling.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>subsamp</code> - the level of chrominance subsampling (one of
|
| + <code>SAMP_*</code>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the MCU block height for the given level of chrominance
|
| + subsampling.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="getPixelSize(int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>getPixelSize</h4>
|
| +<pre>public static int getPixelSize(int pixelFormat)</pre>
|
| +<div class="block">Returns the pixel size (in bytes) for the given pixel format.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>pixelFormat</code> - the pixel format (one of <code>PF_*</code>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the pixel size (in bytes) for the given pixel format.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="getRedOffset(int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>getRedOffset</h4>
|
| +<pre>public static int getRedOffset(int pixelFormat)</pre>
|
| +<div class="block">For the given pixel format, returns the number of bytes that the red
|
| + component is offset from the start of the pixel. For instance, if a pixel
|
| + of format <code>TJ.PF_BGRX</code> is stored in <code>char pixel[]</code>,
|
| + then the red component will be
|
| + <code>pixel[TJ.getRedOffset(TJ.PF_BGRX)]</code>.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>pixelFormat</code> - the pixel format (one of <code>PF_*</code>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the red offset for the given pixel format.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="getGreenOffset(int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>getGreenOffset</h4>
|
| +<pre>public static int getGreenOffset(int pixelFormat)</pre>
|
| +<div class="block">For the given pixel format, returns the number of bytes that the green
|
| + component is offset from the start of the pixel. For instance, if a pixel
|
| + of format <code>TJ.PF_BGRX</code> is stored in <code>char pixel[]</code>,
|
| + then the green component will be
|
| + <code>pixel[TJ.getGreenOffset(TJ.PF_BGRX)]</code>.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>pixelFormat</code> - the pixel format (one of <code>PF_*</code>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the green offset for the given pixel format.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="getBlueOffset(int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>getBlueOffset</h4>
|
| +<pre>public static int getBlueOffset(int pixelFormat)</pre>
|
| +<div class="block">For the given pixel format, returns the number of bytes that the blue
|
| + component is offset from the start of the pixel. For instance, if a pixel
|
| + of format <code>TJ.PF_BGRX</code> is stored in <code>char pixel[]</code>,
|
| + then the blue component will be
|
| + <code>pixel[TJ.getBlueOffset(TJ.PF_BGRX)]</code>.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>pixelFormat</code> - the pixel format (one of <code>PF_*</code>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the blue offset for the given pixel format.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="bufSize(int, int, int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>bufSize</h4>
|
| +<pre>public static int bufSize(int width,
|
| + int height,
|
| + int jpegSubsamp)</pre>
|
| +<div class="block">Returns the maximum size of the buffer (in bytes) required to hold a JPEG
|
| + image with the given width, height, and level of chrominance subsampling.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>width</code> - the width (in pixels) of the JPEG image</dd><dd><code>height</code> - the height (in pixels) of the JPEG image</dd><dd><code>jpegSubsamp</code> - the level of chrominance subsampling to be used when
|
| + generating the JPEG image (one of <a href="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><code>TJ.SAMP_*</code></a>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the maximum size of the buffer (in bytes) required to hold a JPEG
|
| + image with the given width, height, and level of chrominance subsampling.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="bufSizeYUV(int, int, int, int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>bufSizeYUV</h4>
|
| +<pre>public static int bufSizeYUV(int width,
|
| + int pad,
|
| + int height,
|
| + int subsamp)</pre>
|
| +<div class="block">Returns the size of the buffer (in bytes) required to hold a YUV planar
|
| + image with the given width, height, and level of chrominance subsampling.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>width</code> - the width (in pixels) of the YUV image</dd><dd><code>pad</code> - the width of each line in each plane of the image is padded to
|
| + the nearest multiple of this number of bytes (must be a power of 2.)</dd><dd><code>height</code> - the height (in pixels) of the YUV image</dd><dd><code>subsamp</code> - the level of chrominance subsampling used in the YUV
|
| + image (one of <a href="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><code>TJ.SAMP_*</code></a>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the size of the buffer (in bytes) required to hold a YUV planar
|
| + image with the given width, height, and level of chrominance subsampling.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="bufSizeYUV(int, int, int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>bufSizeYUV</h4>
|
| +<pre>@Deprecated
|
| +public static int bufSizeYUV(int width,
|
| + int height,
|
| + int subsamp)</pre>
|
| +<div class="block"><span class="strong">Deprecated.</span> <i>Use <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#bufSizeYUV(int,%20int,%20int,%20int)"><code>bufSizeYUV(int, int, int, int)</code></a> instead.</i></div>
|
| +</li>
|
| +</ul>
|
| +<a name="planeSizeYUV(int, int, int, int, int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>planeSizeYUV</h4>
|
| +<pre>public static int planeSizeYUV(int componentID,
|
| + int width,
|
| + int stride,
|
| + int height,
|
| + int subsamp)</pre>
|
| +<div class="block">Returns the size of the buffer (in bytes) required to hold a YUV image
|
| + plane with the given parameters.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>componentID</code> - ID number of the image plane (0 = Y, 1 = U/Cb,
|
| + 2 = V/Cr)</dd><dd><code>width</code> - width (in pixels) of the YUV image. NOTE: this is the width
|
| + of the whole image, not the plane width.</dd><dd><code>stride</code> - bytes per line in the image plane.</dd><dd><code>height</code> - height (in pixels) of the YUV image. NOTE: this is the
|
| + height of the whole image, not the plane height.</dd><dd><code>subsamp</code> - the level of chrominance subsampling used in the YUV
|
| + image (one of <a href="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><code>TJ.SAMP_*</code></a>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the size of the buffer (in bytes) required to hold a YUV planar
|
| + image with the given parameters.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="planeWidth(int, int, int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>planeWidth</h4>
|
| +<pre>public static int planeWidth(int componentID,
|
| + int width,
|
| + int subsamp)</pre>
|
| +<div class="block">Returns the plane width of a YUV image plane with the given parameters.
|
| + Refer to <a href="../../../org/libjpegturbo/turbojpeg/YUVImage.html" title="class in org.libjpegturbo.turbojpeg"><code>YUVImage</code></a> for a description of plane width.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>componentID</code> - ID number of the image plane (0 = Y, 1 = U/Cb,
|
| + 2 = V/Cr)</dd><dd><code>width</code> - width (in pixels) of the YUV image</dd><dd><code>subsamp</code> - the level of chrominance subsampling used in the YUV image
|
| + (one of <a href="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><code>TJ.SAMP_*</code></a>)</dd>
|
| +<dt><span class="strong">Returns:</span></dt><dd>the plane width of a YUV image plane with the given parameters.</dd></dl>
|
| +</li>
|
| +</ul>
|
| +<a name="planeHeight(int, int, int)">
|
| +<!-- -->
|
| +</a>
|
| +<ul class="blockList">
|
| +<li class="blockList">
|
| +<h4>planeHeight</h4>
|
| +<pre>public static int planeHeight(int componentID,
|
| + int height,
|
| + int subsamp)</pre>
|
| +<div class="block">Returns the plane height of a YUV image plane with the given parameters.
|
| + Refer to <a href="../../../org/libjpegturbo/turbojpeg/YUVImage.html" title="class in org.libjpegturbo.turbojpeg"><code>YUVImage</code></a> for a description of plane height.</div>
|
| +<dl><dt><span class="strong">Parameters:</span></dt><dd><code>componentID</code> - ID number of the image plane (0 = Y, 1 = U/Cb,
|
| + 2 = V/Cr)</dd><dd><code>height</code> - height (in pixels) of the YUV image</dd><dd><code>subsamp</code> - the level of chrominance subsampling used in the YUV image
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| + (one of <a href="../../../org/libjpegturbo/turbojpeg/TJ.html" title="class in org.libjpegturbo.turbojpeg"><code>TJ.SAMP_*</code></a>)</dd>
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| +<dt><span class="strong">Returns:</span></dt><dd>the plane height of a YUV image plane with the given parameters.</dd></dl>
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| +</li>
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| +</ul>
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| +<a name="getScalingFactors()">
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| +<h4>getScalingFactors</h4>
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| +<pre>public static <a href="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</a>[] getScalingFactors()</pre>
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| +<div class="block">Returns a list of fractional scaling factors that the JPEG decompressor in
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| + this implementation of TurboJPEG supports.</div>
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| +<dl><dt><span class="strong">Returns:</span></dt><dd>a list of fractional scaling factors that the JPEG decompressor in
|
| + this implementation of TurboJPEG supports.</dd></dl>
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