mirror of
https://github.com/fofolee/uTools-Manuals.git
synced 2025-07-08 02:32:46 +08:00
304 lines
13 KiB
HTML
304 lines
13 KiB
HTML
<div class="header">
|
||
<div class="subTitle">
|
||
javax.imageio.plugins.jpeg
|
||
</div>
|
||
<h2 class="title" title="Class JPEGHuffmanTable">Class JPEGHuffmanTable</h2>
|
||
</div><div class="contentContainer">
|
||
<ul class="inheritance">
|
||
<li><a href="../../../../java/lang/Object.html" title="class in java.lang">java.lang.Object</a></li>
|
||
<li>
|
||
<ul class="inheritance">
|
||
<li>javax.imageio.plugins.jpeg.JPEGHuffmanTable</li>
|
||
</ul> </li>
|
||
</ul>
|
||
<div class="description">
|
||
<ul class="blockList">
|
||
<li class="blockList">
|
||
<hr/> <br/> <pre>public class <span class="typeNameLabel">JPEGHuffmanTable</span>
|
||
extends <a href="../../../../java/lang/Object.html" title="class in java.lang">Object</a></pre>
|
||
<div class="block">
|
||
<span>一个封装单个JPEG霍夫曼表的类。</span>
|
||
<span>为从JPEG规范的附录K获取的“标准”表提供了字段。</span>
|
||
<span>这些是用作默认值的表。</span>
|
||
<p> <span>有关标准JPEG插件的操作的更多信息，请参阅<a href="../../metadata/doc-files/jpeg_metadata.html">JPEG metadata format specification and usage notes</a></span> </p>
|
||
</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 border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Field Summary table, listing fields, and an explanation">
|
||
<caption>
|
||
<span>Fields</span>
|
||
<span class="tabEnd"> </span>
|
||
</caption>
|
||
<tbody>
|
||
<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 <a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html" title="class in javax.imageio.plugins.jpeg">JPEGHuffmanTable</a></code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#StdACChrominance">StdACChrominance</a></span></code>
|
||
<div class="block">
|
||
标准AC色度霍夫曼表。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="rowColor">
|
||
<td class="colFirst"><code>static <a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html" title="class in javax.imageio.plugins.jpeg">JPEGHuffmanTable</a></code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#StdACLuminance">StdACLuminance</a></span></code>
|
||
<div class="block">
|
||
标准AC亮度霍夫曼表。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="altColor">
|
||
<td class="colFirst"><code>static <a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html" title="class in javax.imageio.plugins.jpeg">JPEGHuffmanTable</a></code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#StdDCChrominance">StdDCChrominance</a></span></code>
|
||
<div class="block">
|
||
标准直流色度霍夫曼表。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="rowColor">
|
||
<td class="colFirst"><code>static <a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html" title="class in javax.imageio.plugins.jpeg">JPEGHuffmanTable</a></code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#StdDCLuminance">StdDCLuminance</a></span></code>
|
||
<div class="block">
|
||
标准直流亮度霍夫曼表。
|
||
</div> </td>
|
||
</tr>
|
||
</tbody>
|
||
</table> </li>
|
||
</ul>
|
||
<!-- ======== CONSTRUCTOR SUMMARY ======== -->
|
||
<ul class="blockList">
|
||
<li class="blockList"><a name="constructor.summary">
|
||
<!-- --> </a> <h3>构造方法摘要</h3>
|
||
<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Constructor Summary table, listing constructors, and an explanation">
|
||
<caption>
|
||
<span>构造方法</span>
|
||
<span class="tabEnd"> </span>
|
||
</caption>
|
||
<tbody>
|
||
<tr>
|
||
<th class="colOne" scope="col">Constructor and Description</th>
|
||
</tr>
|
||
<tr class="altColor">
|
||
<td class="colOne"><code><span class="memberNameLink"><a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#JPEGHuffmanTable-short:A-short:A-">JPEGHuffmanTable</a></span>(short[] lengths, short[] values)</code>
|
||
<div class="block">
|
||
创建一个霍夫曼表并进行初始化。
|
||
</div> </td>
|
||
</tr>
|
||
</tbody>
|
||
</table> </li>
|
||
</ul>
|
||
<!-- ========== METHOD SUMMARY =========== -->
|
||
<ul class="blockList">
|
||
<li class="blockList"><a name="method.summary">
|
||
<!-- --> </a> <h3>方法摘要</h3>
|
||
<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Method Summary table, listing methods, and an explanation">
|
||
<caption>
|
||
<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
|
||
<span class="tableTab" id="t2"><span><a href="javascript:show(2);">接口方法</a></span><span class="tabEnd"> </span></span>
|
||
<span class="tableTab" id="t4"><span><a href="javascript:show(8);">具体的方法</a></span><span class="tabEnd"> </span></span>
|
||
</caption>
|
||
<tbody>
|
||
<tr>
|
||
<th class="colFirst" scope="col">Modifier and Type</th>
|
||
<th class="colLast" scope="col">Method and Description</th>
|
||
</tr>
|
||
<tr class="altColor" id="i0">
|
||
<td class="colFirst"><code>short[]</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#getLengths--">getLengths</a></span>()</code>
|
||
<div class="block">
|
||
返回的数组
|
||
<code>short</code>含有值在霍夫曼表的每个长度的数量s。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="rowColor" id="i1">
|
||
<td class="colFirst"><code>short[]</code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#getValues--">getValues</a></span>()</code>
|
||
<div class="block">
|
||
返回一个
|
||
<code>short</code>的数组，
|
||
<code>short</code>包含通过增加相应代码的长度来排列的值。
|
||
</div> </td>
|
||
</tr>
|
||
<tr class="altColor" id="i2">
|
||
<td class="colFirst"><code><a href="../../../../java/lang/String.html" title="class in java.lang">String</a></code></td>
|
||
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#toString--">toString</a></span>()</code>
|
||
<div class="block">
|
||
返回代表这个霍夫曼表的
|
||
<code>String</code> 。
|
||
</div> </td>
|
||
</tr>
|
||
</tbody>
|
||
</table>
|
||
<ul class="blockList">
|
||
<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
|
||
<!-- --> </a> <h3>Methods inherited from class java.lang.<a href="../../../../java/lang/Object.html" title="class in java.lang">Object</a></h3> <code><a href="../../../../java/lang/Object.html#clone--">clone</a>, <a href="../../../../java/lang/Object.html#equals-java.lang.Object-">equals</a>, <a href="../../../../java/lang/Object.html#finalize--">finalize</a>, <a href="../../../../java/lang/Object.html#getClass--">getClass</a>, <a href="../../../../java/lang/Object.html#hashCode--">hashCode</a>, <a href="../../../../java/lang/Object.html#notify--">notify</a>, <a href="../../../../java/lang/Object.html#notifyAll--">notifyAll</a>, <a href="../../../../java/lang/Object.html#wait--">wait</a>, <a href="../../../../java/lang/Object.html#wait-long-">wait</a>, <a href="../../../../java/lang/Object.html#wait-long-int-">wait</a></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>字段详细信息</h3> <a name="StdDCLuminance">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>StdDCLuminance</h4> <pre>public static final <a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html" title="class in javax.imageio.plugins.jpeg">JPEGHuffmanTable</a> StdDCLuminance</pre>
|
||
<div class="block">
|
||
标准直流亮度霍夫曼表。
|
||
</div> </li>
|
||
</ul> <a name="StdDCChrominance">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>StdDCChrominance</h4> <pre>public static final <a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html" title="class in javax.imageio.plugins.jpeg">JPEGHuffmanTable</a> StdDCChrominance</pre>
|
||
<div class="block">
|
||
标准直流色度霍夫曼表。
|
||
</div> </li>
|
||
</ul> <a name="StdACLuminance">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>StdACLuminance</h4> <pre>public static final <a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html" title="class in javax.imageio.plugins.jpeg">JPEGHuffmanTable</a> StdACLuminance</pre>
|
||
<div class="block">
|
||
标准AC亮度霍夫曼表。
|
||
</div> </li>
|
||
</ul> <a name="StdACChrominance">
|
||
<!-- --> </a>
|
||
<ul class="blockListLast">
|
||
<li class="blockList"> <h4>StdACChrominance</h4> <pre>public static final <a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html" title="class in javax.imageio.plugins.jpeg">JPEGHuffmanTable</a> StdACChrominance</pre>
|
||
<div class="block">
|
||
标准AC色度霍夫曼表。
|
||
</div> </li>
|
||
</ul> </li>
|
||
</ul>
|
||
<!-- ========= CONSTRUCTOR DETAIL ======== -->
|
||
<ul class="blockList">
|
||
<li class="blockList"><a name="constructor.detail">
|
||
<!-- --> </a> <h3>构造方法详细信息</h3> <a name="JPEGHuffmanTable-short:A-short:A-">
|
||
<!-- --> </a>
|
||
<ul class="blockListLast">
|
||
<li class="blockList"> <h4>JPEGHuffmanTable</h4> <pre>public JPEGHuffmanTable(short[] lengths,
|
||
short[] values)</pre>
|
||
<div class="block">
|
||
<span>创建一个霍夫曼表并进行初始化。</span>
|
||
<span>复制输入数组。</span>
|
||
<span>数组必须描述可能的霍夫曼表。</span>
|
||
<span>例如，3个代码不能用单个位表示。</span>
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="paramLabel">参数</span>
|
||
</dt>
|
||
<dd>
|
||
<code>lengths</code> -的阵列
|
||
<code>short</code> S其中
|
||
<code>lengths[k]</code>等于值的数目与对应长度的码
|
||
<code>k + 1</code>比特。
|
||
</dd>
|
||
<dd>
|
||
<code>values</code> - 一个包含值增加代码长度的数组。
|
||
</dd>
|
||
<dt>
|
||
<span class="throwsLabel">异常</span>
|
||
</dt>
|
||
<dd>
|
||
<code><a href="../../../../java/lang/IllegalArgumentException.html" title="class in java.lang">IllegalArgumentException</a></code> -如果
|
||
<code>lengths</code>或
|
||
<code>values</code>为空，长度
|
||
<code>lengths</code>大于16的长度，
|
||
<code>values</code>是大于256，如果在任何值
|
||
<code>lengths</code>或
|
||
<code>values</code>小于零，或者如果阵列不描述有效的霍夫曼表。
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> </li>
|
||
</ul>
|
||
<!-- ============ METHOD DETAIL ========== -->
|
||
<ul class="blockList">
|
||
<li class="blockList"><a name="method.detail">
|
||
<!-- --> </a> <h3>方法详细信息</h3> <a name="getLengths--">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>getLengths</h4> <pre>public short[] getLengths()</pre>
|
||
<div class="block">
|
||
<span>返回的数组<code>short</code>含有值在霍夫曼表的每个长度的数量s。</span>
|
||
<span>返回的数组是一个副本。</span>
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
一个
|
||
<code>short</code>数组，其中
|
||
<code>array[k-1]</code>等于长度为
|
||
<code>k</code>的表中的值数。
|
||
</dd>
|
||
<dt>
|
||
<span class="seeLabel">另请参见：</span>
|
||
</dt>
|
||
<dd>
|
||
<a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#getValues--"><code>getValues()</code></a>
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="getValues--">
|
||
<!-- --> </a>
|
||
<ul class="blockList">
|
||
<li class="blockList"> <h4>getValues</h4> <pre>public short[] getValues()</pre>
|
||
<div class="block">
|
||
<span>返回一个<code>short</code> s的数组， <code>short</code>包含通过增加相应代码的长度而排列的值。</span>
|
||
<span>数组的解释取决于从<code>getLengths</code>返回的值。</span>
|
||
<span>返回的数组是一个副本。</span>
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
一个
|
||
<code>short</code>数组。
|
||
</dd>
|
||
<dt>
|
||
<span class="seeLabel">另请参见：</span>
|
||
</dt>
|
||
<dd>
|
||
<a href="../../../../javax/imageio/plugins/jpeg/JPEGHuffmanTable.html#getLengths--"><code>getLengths()</code></a>
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="toString--">
|
||
<!-- --> </a>
|
||
<ul class="blockListLast">
|
||
<li class="blockList"> <h4>toString</h4> <pre>public <a href="../../../../java/lang/String.html" title="class in java.lang">String</a> toString()</pre>
|
||
<div class="block">
|
||
返回代表这个霍夫曼表的
|
||
<code>String</code> 。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="overrideSpecifyLabel">重写：</span>
|
||
</dt>
|
||
<dd>
|
||
<code><a href="../../../../java/lang/Object.html#toString--">toString</a></code>在
|
||
<code><a href="../../../../java/lang/Object.html" title="class in java.lang">Object</a></code>类
|
||
</dd>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
一个
|
||
<code>String</code>代表这个霍夫曼表。
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> </li>
|
||
</ul> </li>
|
||
</ul>
|
||
</div>
|
||
</div> |