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<div class="header">
<div class="subTitle">
javax.imageio
</div>
<h2 class="title" title="Class IIOImage">Class IIOImage</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.IIOImage</li>
</ul> </li>
</ul>
<div class="description">
<ul class="blockList">
<li class="blockList">
<hr/> <br/> <pre>public class <span class="typeNameLabel">IIOImage</span>
extends <a href="../../java/lang/Object.html" title="class in java.lang">Object</a></pre>
<div class="block">
<span>用于聚合图像的简单容器类,一组缩略图(预览)图像,以及表示与该图像相关联的元数据的对象。</span>
<p> <span>图像数据可以采用<code>RenderedImage</code><code>Raster</code></span> <span>读取方法返回<code>IIOImage</code>将始终返回<code>BufferedImage</code>使用<code>RenderedImage</code>参考。</span> <span>接受<code>IIOImage</code>作者方法将始终接受<code>RenderedImage</code> ,并且可以选择接受<code>Raster</code></span> </p>
<p> <span><code>getRenderedImage</code><code>getRaster</code>中的一个将返回非<code>null</code>值。</span> <span>子类负责确保此行为。</span> </p>
</div>
<dl>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/ImageReader.html#readAll-int-javax.imageio.ImageReadParam-"><code>ImageReader.readAll(int, ImageReadParam)</code></a>
<a href="../../javax/imageio/ImageReader.html#readAll-java.util.Iterator-"><code>ImageReader.readAll(java.util.Iterator)</code></a>
<a href="../../javax/imageio/ImageWriter.html#write-javax.imageio.metadata.IIOMetadata-javax.imageio.IIOImage-javax.imageio.ImageWriteParam-"><code>ImageWriter.write(javax.imageio.metadata.IIOMetadata, IIOImage, ImageWriteParam)</code></a>
<a href="../../javax/imageio/ImageWriter.html#write-javax.imageio.IIOImage-"><code>ImageWriter.write(IIOImage)</code></a>
<a href="../../javax/imageio/ImageWriter.html#writeToSequence-javax.imageio.IIOImage-javax.imageio.ImageWriteParam-"><code>ImageWriter.writeToSequence(IIOImage, ImageWriteParam)</code></a>
<a href="../../javax/imageio/ImageWriter.html#writeInsert-int-javax.imageio.IIOImage-javax.imageio.ImageWriteParam-"><code>ImageWriter.writeInsert(int, IIOImage, ImageWriteParam)</code></a>
</dd>
</dl> </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>protected <a href="../../java/awt/image/RenderedImage.html" title="interface in java.awt.image">RenderedImage</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#image">image</a></span></code>
<div class="block">
<code>RenderedImage</code>被引用。
</div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#metadata">metadata</a></span></code>
<div class="block">
包含与图像相关联的元数据的
<code>IIOMetadata</code>对象。
</div> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected <a href="../../java/awt/image/Raster.html" title="class in java.awt.image">Raster</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#raster">raster</a></span></code>
<div class="block">
<code>Raster</code>被引用。
</div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected <a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#thumbnails">thumbnails</a></span></code>
<div class="block">
A
<code>List</code>
<code>BufferedImage</code>缩略图,或
<code>null</code>
</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/IIOImage.html#IIOImage-java.awt.image.Raster-java.util.List-javax.imageio.metadata.IIOMetadata-">IIOImage</a></span>(<a href="../../java/awt/image/Raster.html" title="class in java.awt.image">Raster</a> raster, <a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt; thumbnails, <a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a> metadata)</code>
<div class="block">
构造一个
<code>IIOImage</code> Raster的
<code>Raster</code>以及与之相关联的缩略图和元数据。
</div> </td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#IIOImage-java.awt.image.RenderedImage-java.util.List-javax.imageio.metadata.IIOMetadata-">IIOImage</a></span>(<a href="../../java/awt/image/RenderedImage.html" title="interface in java.awt.image">RenderedImage</a> image, <a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt; thumbnails, <a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a> metadata)</code>
<div class="block">
构造一个
<code>IIOImage</code> RenderedImage的
<code>RenderedImage</code>以及与之关联的缩略图和元数据。
</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><a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#getMetadata--">getMetadata</a></span>()</code>
<div class="block">
返回对当前
<code>IIOMetadata</code>对象的引用,否则为
<code>null</code>未设置。
</div> </td>
</tr>
<tr class="rowColor" id="i1">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#getNumThumbnails--">getNumThumbnails</a></span>()</code>
<div class="block">
返回此IIOImage中存储的
<code>IIOImage</code>
</div> </td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code><a href="../../java/awt/image/Raster.html" title="class in java.awt.image">Raster</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#getRaster--">getRaster</a></span>()</code>
<div class="block">
返回当前设置
<code>Raster</code> ,或
<code>null</code>如果只有一个
<code>RenderedImage</code>可用。
</div> </td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code><a href="../../java/awt/image/RenderedImage.html" title="interface in java.awt.image">RenderedImage</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#getRenderedImage--">getRenderedImage</a></span>()</code>
<div class="block">
返回当前设置
<code>RenderedImage</code> ,或
<code>null</code>如果只有一个
<code>Raster</code>可用。
</div> </td>
</tr>
<tr class="altColor" id="i4">
<td class="colFirst"><code><a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#getThumbnail-int-">getThumbnail</a></span>(int index)</code>
<div class="block">
返回与主图像相关联的缩略图。
</div> </td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code><a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#getThumbnails--">getThumbnails</a></span>()</code>
<div class="block">
返回当前
<code>List</code>缩略图
<code>BufferedImage</code> S
<code>null</code> ,如果没有设置。
</div> </td>
</tr>
<tr class="altColor" id="i6">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#hasRaster--">hasRaster</a></span>()</code>
<div class="block">
返回
<code>true</code>如果这
<code>IIOImage</code>存储一个
<code>Raster</code>而不是一个
<code>RenderedImage</code>
</div> </td>
</tr>
<tr class="rowColor" id="i7">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#setMetadata-javax.imageio.metadata.IIOMetadata-">setMetadata</a></span>(<a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a> metadata)</code>
<div class="block">
<code>IIOMetadata</code>设置为新对象,或
<code>null</code>
</div> </td>
</tr>
<tr class="altColor" id="i8">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#setRaster-java.awt.image.Raster-">setRaster</a></span>(<a href="../../java/awt/image/Raster.html" title="class in java.awt.image">Raster</a> raster)</code>
<div class="block">
设置当前的
<code>Raster</code>
</div> </td>
</tr>
<tr class="rowColor" id="i9">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#setRenderedImage-java.awt.image.RenderedImage-">setRenderedImage</a></span>(<a href="../../java/awt/image/RenderedImage.html" title="interface in java.awt.image">RenderedImage</a> image)</code>
<div class="block">
设置当前
<code>RenderedImage</code>
</div> </td>
</tr>
<tr class="altColor" id="i10">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/imageio/IIOImage.html#setThumbnails-java.util.List-">setThumbnails</a></span>(<a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt; thumbnails)</code>
<div class="block">
将缩略图到一个新的列表
<code>List</code>
<code>BufferedImage</code> S或到
<code>null</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#toString--">toString</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 =========== -->
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<li class="blockList"><a name="field.detail">
<!-- --> </a> <h3>字段详细信息</h3> <a name="image">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>image</h4> <pre>protected <a href="../../java/awt/image/RenderedImage.html" title="interface in java.awt.image">RenderedImage</a> image</pre>
<div class="block">
<code>RenderedImage</code>被引用。
</div> </li>
</ul> <a name="raster">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>raster</h4> <pre>protected <a href="../../java/awt/image/Raster.html" title="class in java.awt.image">Raster</a> raster</pre>
<div class="block">
<code>Raster</code>被引用。
</div> </li>
</ul> <a name="thumbnails">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>thumbnails</h4> <pre>protected <a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt; thumbnails</pre>
<div class="block">
<span><code>List</code><code>BufferedImage</code>缩略图,或<code>null</code></span>
<span><code>BufferedImage</code>对象不能存储在此<code>List</code></span>
</div> </li>
</ul> <a name="metadata">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>metadata</h4> <pre>protected <a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a> metadata</pre>
<div class="block">
包含与图像相关联的元数据的
<code>IIOMetadata</code>对象。
</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="IIOImage-java.awt.image.RenderedImage-java.util.List-javax.imageio.metadata.IIOMetadata-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>IIOImage</h4> <pre>public IIOImage(<a href="../../java/awt/image/RenderedImage.html" title="interface in java.awt.image">RenderedImage</a> image,
<a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt; thumbnails,
<a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a> metadata)</pre>
<div class="block">
<span>构造一个<code>IIOImage</code> RenderedImage的<code>RenderedImage</code>以及与之关联的缩略图和元数据。</span>
<p> <span>所有参数通过参考存储。</span> </p>
<p> <span><code>thumbnails</code>参数必须为<code>null</code>或仅包含<code>BufferedImage</code>对象。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>image</code> - a
<code>RenderedImage</code>
</dd>
<dd>
<code>thumbnails</code> -
<code>List</code>
<code>BufferedImage</code>
<code>null</code>
</dd>
<dd>
<code>metadata</code> - 一个
<code>IIOMetadata</code>对象,或
<code>null</code>
</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>image</code>
<code>null</code>
</dd>
</dl> </li>
</ul> <a name="IIOImage-java.awt.image.Raster-java.util.List-javax.imageio.metadata.IIOMetadata-">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>IIOImage</h4> <pre>public IIOImage(<a href="../../java/awt/image/Raster.html" title="class in java.awt.image">Raster</a> raster,
<a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt; thumbnails,
<a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a> metadata)</pre>
<div class="block">
<span>构造一个<code>IIOImage</code> Raster的<code>Raster</code>以及与之关联的缩略图和元数据。</span>
<p> <span>所有参数通过参考存储。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>raster</code> - a
<code>Raster</code>
</dd>
<dd>
<code>thumbnails</code> -
<code>List</code>
<code>BufferedImage</code>
<code>null</code>
</dd>
<dd>
<code>metadata</code> - 一个
<code>IIOMetadata</code>对象,或
<code>null</code>
</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>raster</code>
<code>null</code>
</dd>
</dl> </li>
</ul> </li>
</ul>
<!-- ============ METHOD DETAIL ========== -->
<ul class="blockList">
<li class="blockList"><a name="method.detail">
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<ul class="blockList">
<li class="blockList"> <h4>getRenderedImage</h4> <pre>public <a href="../../java/awt/image/RenderedImage.html" title="interface in java.awt.image">RenderedImage</a> getRenderedImage()</pre>
<div class="block">
返回当前设置
<code>RenderedImage</code> ,或
<code>null</code>如果只有一个
<code>Raster</code>可用。
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
一个
<code>RenderedImage</code>
<code>null</code>
</dd>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/IIOImage.html#setRenderedImage-java.awt.image.RenderedImage-"><code>setRenderedImage(java.awt.image.RenderedImage)</code></a>
</dd>
</dl> </li>
</ul> <a name="setRenderedImage-java.awt.image.RenderedImage-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>setRenderedImage</h4> <pre>public void setRenderedImage(<a href="../../java/awt/image/RenderedImage.html" title="interface in java.awt.image">RenderedImage</a> image)</pre>
<div class="block">
<span>设置当前<code>RenderedImage</code></span>
<span>该值通过引用存储。</span>
<span>任何现有的<code>Raster</code>被丢弃。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>image</code> - a
<code>RenderedImage</code>
</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>image</code>
<code>null</code>
</dd>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/IIOImage.html#getRenderedImage--"><code>getRenderedImage()</code></a>
</dd>
</dl> </li>
</ul> <a name="hasRaster--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>hasRaster</h4> <pre>public boolean hasRaster()</pre>
<div class="block">
退货
<code>true</code>如果这
<code>IIOImage</code>存储一个
<code>Raster</code>而不是一个
<code>RenderedImage</code>
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<code>true</code>如果有
<code>Raster</code>可用。
</dd>
</dl> </li>
</ul> <a name="getRaster--">
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<ul class="blockList">
<li class="blockList"> <h4>getRaster</h4> <pre>public <a href="../../java/awt/image/Raster.html" title="class in java.awt.image">Raster</a> getRaster()</pre>
<div class="block">
返回当前设置
<code>Raster</code> ,或
<code>null</code>如果只有一个
<code>RenderedImage</code>可用。
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
一个
<code>Raster</code>
<code>null</code>
</dd>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/IIOImage.html#setRaster-java.awt.image.Raster-"><code>setRaster(java.awt.image.Raster)</code></a>
</dd>
</dl> </li>
</ul> <a name="setRaster-java.awt.image.Raster-">
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<ul class="blockList">
<li class="blockList"> <h4>setRaster</h4> <pre>public void setRaster(<a href="../../java/awt/image/Raster.html" title="class in java.awt.image">Raster</a> raster)</pre>
<div class="block">
<span>设置当前的<code>Raster</code></span>
<span>该值通过引用存储。</span>
<span>任何现有的<code>RenderedImage</code>被丢弃。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>raster</code> - a
<code>Raster</code>
</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>raster</code>
<code>null</code>
</dd>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/IIOImage.html#getRaster--"><code>getRaster()</code></a>
</dd>
</dl> </li>
</ul> <a name="getNumThumbnails--">
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<ul class="blockList">
<li class="blockList"> <h4>getNumThumbnails</h4> <pre>public int getNumThumbnails()</pre>
<div class="block">
返回此IIOImage中存储的
<code>IIOImage</code>
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
缩略图的数量,作为
<code>int</code>
</dd>
</dl> </li>
</ul> <a name="getThumbnail-int-">
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<ul class="blockList">
<li class="blockList"> <h4>getThumbnail</h4> <pre>public <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a> getThumbnail(int index)</pre>
<div class="block">
返回与主图像相关联的缩略图。
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>index</code> - 所需缩略图的索引。
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
缩略图,作为
<code>BufferedImage</code>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../java/lang/IndexOutOfBoundsException.html" title="class in java.lang">IndexOutOfBoundsException</a></code> - 如果提供的索引为负或大于最大有效索引。
</dd>
<dd>
<code><a href="../../java/lang/ClassCastException.html" title="class in java.lang">ClassCastException</a></code> - 如果在给定索引的缩略图列表中遇到非
<code>BufferedImage</code>对象。
</dd>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/IIOImage.html#getThumbnails--"><code>getThumbnails()</code></a>
<a href="../../javax/imageio/IIOImage.html#setThumbnails-java.util.List-"><code>setThumbnails(java.util.List&lt;? extends java.awt.image.BufferedImage&gt;)</code></a>
</dd>
</dl> </li>
</ul> <a name="getThumbnails--">
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<ul class="blockList">
<li class="blockList"> <h4>getThumbnails</h4> <pre>public <a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt; getThumbnails()</pre>
<div class="block">
<span>返回当前<code>List</code>缩略图<code>BufferedImage</code> S<code>null</code> ,如果没有设置。</span>
<span>返回实时参考。</span>
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
目前
<code>List</code>
<code>BufferedImage</code>缩略图,或
<code>null</code>
</dd>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/IIOImage.html#getThumbnail-int-"><code>getThumbnail(int)</code></a>
<a href="../../javax/imageio/IIOImage.html#setThumbnails-java.util.List-"><code>setThumbnails(java.util.List&lt;? extends java.awt.image.BufferedImage&gt;)</code></a>
</dd>
</dl> </li>
</ul> <a name="setThumbnails-java.util.List-">
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<ul class="blockList">
<li class="blockList"> <h4>setThumbnails</h4> <pre>public void setThumbnails(<a href="../../java/util/List.html" title="interface in java.util">List</a>&lt;? extends <a href="../../java/awt/image/BufferedImage.html" title="class in java.awt.image">BufferedImage</a>&gt; thumbnails)</pre>
<div class="block">
<span>将缩略图到一个新的列表<code>List</code><code>BufferedImage</code> S或到<code>null</code></span>
<span>对前面<code>List</code>被丢弃。</span>
<p> <span><code>thumbnails</code>参数必须为<code>null</code>或仅包含<code>BufferedImage</code>对象。</span> </p>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>thumbnails</code> - a
<code>List</code>
<code>BufferedImage</code>缩略图,或
<code>null</code>
</dd>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/IIOImage.html#getThumbnail-int-"><code>getThumbnail(int)</code></a>
<a href="../../javax/imageio/IIOImage.html#getThumbnails--"><code>getThumbnails()</code></a>
</dd>
</dl> </li>
</ul> <a name="getMetadata--">
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<ul class="blockList">
<li class="blockList"> <h4>getMetadata</h4> <pre>public <a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a> getMetadata()</pre>
<div class="block">
返回对当前
<code>IIOMetadata</code>对象的引用,或者
<code>null</code>是无设置的。
</div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
一个
<code>IIOMetadata</code>对象,或
<code>null</code>
</dd>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/IIOImage.html#setMetadata-javax.imageio.metadata.IIOMetadata-"><code>setMetadata(javax.imageio.metadata.IIOMetadata)</code></a>
</dd>
</dl> </li>
</ul> <a name="setMetadata-javax.imageio.metadata.IIOMetadata-">
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<ul class="blockListLast">
<li class="blockList"> <h4>setMetadata</h4> <pre>public void setMetadata(<a href="../../javax/imageio/metadata/IIOMetadata.html" title="class in javax.imageio.metadata">IIOMetadata</a> metadata)</pre>
<div class="block">
<code>IIOMetadata</code>设置为新对象,或
<code>null</code>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>metadata</code> - 一个
<code>IIOMetadata</code>对象,或
<code>null</code>
</dd>
<dt>
<span class="seeLabel">另请参见:</span>
</dt>
<dd>
<a href="../../javax/imageio/IIOImage.html#getMetadata--"><code>getMetadata()</code></a>
</dd>
</dl> </li>
</ul> </li>
</ul> </li>
</ul>
</div>
</div>