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+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> |
+<!-- NewPage --> |
+<html lang="en"> |
+<head> |
+<title>TJ</title> |
+<link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Style"> |
+</head> |
+<body> |
+<script type="text/javascript"><!-- |
+ if (location.href.indexOf('is-external=true') == -1) { |
+ parent.document.title="TJ"; |
+ } |
+//--> |
+</script> |
+<noscript> |
+<div>JavaScript is disabled on your browser.</div> |
+</noscript> |
+<!-- ========= START OF TOP NAVBAR ======= --> |
+<div class="topNav"><a name="navbar_top"> |
+<!-- --> |
+</a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow"> |
+<!-- --> |
+</a> |
+<ul class="navList" title="Navigation"> |
+<li><a href="../../../org/libjpegturbo/turbojpeg/package-summary.html">Package</a></li> |
+<li class="navBarCell1Rev">Class</li> |
+<li><a href="package-tree.html">Tree</a></li> |
+<li><a href="../../../deprecated-list.html">Deprecated</a></li> |
+<li><a href="../../../index-all.html">Index</a></li> |
+<li><a href="../../../help-doc.html">Help</a></li> |
+</ul> |
+</div> |
+<div class="subNav"> |
+<ul class="navList"> |
+<li>Prev Class</li> |
+<li><a href="../../../org/libjpegturbo/turbojpeg/TJCompressor.html" title="class in org.libjpegturbo.turbojpeg"><span class="strong">Next Class</span></a></li> |
+</ul> |
+<ul class="navList"> |
+<li><a href="../../../index.html?org/libjpegturbo/turbojpeg/TJ.html" target="_top">Frames</a></li> |
+<li><a href="TJ.html" target="_top">No Frames</a></li> |
+</ul> |
+<ul class="navList" id="allclasses_navbar_top"> |
+<li><a href="../../../allclasses-noframe.html">All Classes</a></li> |
+</ul> |
+<div> |
+<script type="text/javascript"><!-- |
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+</script> |
+</div> |
+<div> |
+<ul class="subNavList"> |
+<li>Summary: </li> |
+<li>Nested | </li> |
+<li><a href="#field_summary">Field</a> | </li> |
+<li><a href="#constructor_summary">Constr</a> | </li> |
+<li><a href="#method_summary">Method</a></li> |
+</ul> |
+<ul class="subNavList"> |
+<li>Detail: </li> |
+<li><a href="#field_detail">Field</a> | </li> |
+<li><a href="#constructor_detail">Constr</a> | </li> |
+<li><a href="#method_detail">Method</a></li> |
+</ul> |
+</div> |
+<a name="skip-navbar_top"> |
+<!-- --> |
+</a></div> |
+<!-- ========= END OF TOP NAVBAR ========= --> |
+<!-- ======== START OF CLASS DATA ======== --> |
+<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> |
+</ul> |
+<div class="description"> |
+<ul class="blockList"> |
+<li class="blockList"> |
+<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"> |
+<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"> |
+<ul class="blockList"> |
+<li class="blockList"> |
+<!-- ============ FIELD DETAIL =========== --> |
+<ul class="blockList"> |
+<li class="blockList"><a name="field_detail"> |
+<!-- --> |
+</a> |
+<h3>Field Detail</h3> |
+<a name="NUMSAMP"> |
+<!-- --> |
+</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"> |
+<!-- --> |
+</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"> |
+<!-- --> |
+</a> |
+<ul class="blockList"> |
+<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"> |
+<!-- --> |
+</a> |
+<ul class="blockList"> |
+<li class="blockList"> |
+<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"> |
+<!-- --> |
+</a> |
+<ul class="blockList"> |
+<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"> |
+<!-- --> |
+</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"> |
+<!-- --> |
+</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"> |
+<!-- --> |
+</a> |
+<ul class="blockList"> |
+<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"> |
+<!-- --> |
+</a> |
+<ul class="blockList"> |
+<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"> |
+<!-- --> |
+</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"> |
+<!-- --> |
+</a> |
+<ul class="blockList"> |
+<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"> |
+<!-- --> |
+</a> |
+<ul class="blockList"> |
+<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"> |
+<!-- --> |
+</a> |
+<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"> |
+<!-- --> |
+</a> |
+<ul class="blockList"> |
+<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> |
+<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> |
+<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 |
+ (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 height of a YUV image plane with the given parameters.</dd></dl> |
+</li> |
+</ul> |
+<a name="getScalingFactors()"> |
+<!-- --> |
+</a> |
+<ul class="blockListLast"> |
+<li class="blockList"> |
+<h4>getScalingFactors</h4> |
+<pre>public static <a href="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg">TJScalingFactor</a>[] getScalingFactors()</pre> |
+<div class="block">Returns a list of fractional scaling factors that the JPEG decompressor in |
+ this implementation of TurboJPEG supports.</div> |
+<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> |
+</li> |
+</ul> |
+</li> |
+</ul> |
+</li> |
+</ul> |
+</div> |
+</div> |
+<!-- ========= END OF CLASS DATA ========= --> |
+<!-- ======= START OF BOTTOM NAVBAR ====== --> |
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