uTools-Manuals/docs/java/javax/sound/sampled/AudioInputStream.html

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     javax.sound.sampled 
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<h2 class="title" title="Class AudioInputStream">Class AudioInputStream</h2>
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<li><a href="../../../java/io/InputStream.html" title="class in java.io">java.io.InputStream</a></li>
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<li>javax.sound.sampled.AudioInputStream</li>
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<dt>
         All Implemented Interfaces: 
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<span><a href="../../../java/io/Closeable.html" title="java.io中的接口">Closeable</a> ， <a href="../../../java/lang/AutoCloseable.html" title="java.lang中的接口">AutoCloseable</a></span>
</dd>
</dl>
<hr/> <br/> <pre>public class <span class="typeNameLabel">AudioInputStream</span>
extends <a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></pre>
<div class="block">
<span>音频输入流是具有指定音频格式和长度的输入流。</span>
<span>长度以采样帧而不是字节表示。</span>
<span>提供了几种从流中读取一定数量的字节的方法，或者是未指定的字节数。</span>
<span>音频输入流跟踪读取的最后一个字节。</span>
<span>您可以跳过任意数量的字节以获得稍后的位置进行阅读。</span>
<span>音频输入流可以支持标记。</span>
<span>设置标记时，会记住当前的位置，以便以后可以返回。</span>
<p> <span><code>AudioSystem</code>类包含许多操纵<code>AudioInputStream</code>对象的方法。</span> <span>例如，方法让你：</span> </p>
<ul>
<li> <span>从外部音频文件，流或URL获取音频输入流</span> </li>
<li> <span>从音频输入流写入一个外部文件</span> </li>
<li> <span>将音频输入流转换为不同的音频格式</span> </li>
</ul>
</div>
<dl>
<dt>
<span class="simpleTagLabel">从以下版本开始：</span>
</dt>
<dd>
         1.3 
       </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../../javax/sound/sampled/AudioSystem.html" title="javax.sound.sampled中的类"><code>AudioSystem</code></a> ， <a href="../../../javax/sound/sampled/Clip.html#open-javax.sound.sampled.AudioInputStream-"><code>Clip.open(AudioInputStream)</code></a></span>
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<!-- =========== FIELD SUMMARY =========== -->
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<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>
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<tbody>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Field and Description</th>
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<td class="colFirst"><code>protected <a href="../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#format">format</a></span></code>
<div class="block">
              流中包含的音频数据的格式。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#frameLength">frameLength</a></span></code>
<div class="block">
              这个流的长度，采样帧。 
            </div> </td>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#framePos">framePos</a></span></code>
<div class="block">
              这个流中的当前位置，在采样帧中（从零开始）。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colFirst"><code>protected int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#frameSize">frameSize</a></span></code>
<div class="block">
              每个帧的大小，以字节为单位。 
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<span>构造方法</span>
<span class="tabEnd"> </span>
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<tbody>
<tr>
<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#AudioInputStream-java.io.InputStream-javax.sound.sampled.AudioFormat-long-">AudioInputStream</a></span>(<a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a> stream, <a href="../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> format, long length)</code>
<div class="block">
              使用来自指定输入流的音频数据构建音频输入流，该音频输入流在采样帧中具有请求的格式和长度。 
            </div> </td>
</tr>
<tr class="rowColor">
<td class="colOne"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#AudioInputStream-javax.sound.sampled.TargetDataLine-">AudioInputStream</a></span>(<a href="../../../javax/sound/sampled/TargetDataLine.html" title="interface in javax.sound.sampled">TargetDataLine</a> line)</code>
<div class="block">
              构建从所指示的目标数据线读取其数据的音频输入流。 
            </div> </td>
</tr>
</tbody>
</table> </li>
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<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>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colLast" scope="col">Method and Description</th>
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<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#available--">available</a></span>()</code>
<div class="block">
              返回从该音频输入流中可以读取（或跳过）的最大字节数，而不会阻塞。 
            </div> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#close--">close</a></span>()</code>
<div class="block">
              关闭此音频输入流并释放与流相关联的任何系统资源。 
            </div> </td>
</tr>
<tr class="altColor" id="i2">
<td class="colFirst"><code><a href="../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#getFormat--">getFormat</a></span>()</code>
<div class="block">
              获取此音频输入流中声音数据的音频格式。 
            </div> </td>
</tr>
<tr class="rowColor" id="i3">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#getFrameLength--">getFrameLength</a></span>()</code>
<div class="block">
              获取流的长度，以采样帧而不是字节表示。 
            </div> </td>
</tr>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#mark-int-">mark</a></span>(int readlimit)</code>
<div class="block">
              标记此音频输入流中的当前位置。 
            </div> </td>
</tr>
<tr class="rowColor" id="i5">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#markSupported--">markSupported</a></span>()</code>
<div class="block">
              测试此音频输入流是否支持 
             <code>mark</code>和 
             <code>reset</code>方法。 
            </div> </td>
</tr>
<tr class="altColor" id="i6">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#read--">read</a></span>()</code>
<div class="block">
              从音频输入流读取数据的下一个字节。 
            </div> </td>
</tr>
<tr class="rowColor" id="i7">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#read-byte:A-">read</a></span>(byte[] b)</code>
<div class="block">
              从音频输入流读取一些字节数，并将它们存储到缓冲器阵列 
             <code>b</code> 。 
            </div> </td>
</tr>
<tr class="altColor" id="i8">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#read-byte:A-int-int-">read</a></span>(byte[] b, int off, int len)</code>
<div class="block">
              从音频流读取指定的最大数据字节数，将它们放入给定的字节数组。 
            </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/sound/sampled/AudioInputStream.html#reset--">reset</a></span>()</code>
<div class="block">
              将此音频输入流重新定位到上次调用其 
             <code>mark</code>方法时的位置。 
            </div> </td>
</tr>
<tr class="altColor" id="i10">
<td class="colFirst"><code>long</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../javax/sound/sampled/AudioInputStream.html#skip-long-">skip</a></span>(long n)</code>
<div class="block">
              跳过并丢弃该音频输入流中指定数量的字节。 
            </div> </td>
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<li class="blockList"> <h4>format</h4> <pre>protected <a href="../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> format</pre>
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            流中包含的音频数据的格式。 
          </div> </li>
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<li class="blockList"> <h4>frameLength</h4> <pre>protected long frameLength</pre>
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            这个流的长度，采样帧。 
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            每个帧的大小，以字节为单位。 
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<li class="blockList"> <h4>framePos</h4> <pre>protected long framePos</pre>
<div class="block">
            这个流中的当前位置，在采样帧中（从零开始）。 
          </div> </li>
</ul> </li>
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<li class="blockList"><a name="constructor.detail">
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<ul class="blockList">
<li class="blockList"> <h4>AudioInputStream</h4> <pre>public AudioInputStream(<a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a> stream,
                        <a href="../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> format,
                        long length)</pre>
<div class="block">
            使用来自指定输入流的音频数据构建音频输入流，该音频输入流在采样帧中具有请求的格式和长度。 
          </div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>stream</code> - 此 
            <code>AudioInputStream</code>对象所基于的流 
           </dd>
<dd>
<code>format</code> - 此流的音频数据的格式 
           </dd>
<dd>
<code>length</code> - 此流中数据的样本帧中的长度 
           </dd>
</dl> </li>
</ul> <a name="AudioInputStream-javax.sound.sampled.TargetDataLine-">
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<ul class="blockListLast">
<li class="blockList"> <h4>AudioInputStream</h4> <pre>public AudioInputStream(<a href="../../../javax/sound/sampled/TargetDataLine.html" title="interface in javax.sound.sampled">TargetDataLine</a> line)</pre>
<div class="block">
<span>构建从所指示的目标数据线读取其数据的音频输入流。</span>
<span>流的格式与目标数据行的格式相同，长度为AudioSystem＃NOT_SPECIFIED。</span>
</div>
<dl>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>line</code> - 此流获取其数据的目标数据行。 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/sound/sampled/AudioSystem.html#NOT_SPECIFIED"><code>AudioSystem.NOT_SPECIFIED</code></a>
</dd>
</dl> </li>
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<li class="blockList"> <h4>getFormat</h4> <pre>public <a href="../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> getFormat()</pre>
<div class="block">
            获取此音频输入流中声音数据的音频格式。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             描述此流格式的音频格式对象 
           </dd>
</dl> </li>
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<li class="blockList"> <h4>getFrameLength</h4> <pre>public long getFrameLength()</pre>
<div class="block">
            获取流的长度，以采样帧而不是字节表示。 
          </div>
<dl>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             样品框架中的长度 
           </dd>
</dl> </li>
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<ul class="blockList">
<li class="blockList"> <h4>read</h4> <pre>public int read()
         throws <a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></pre>
<div class="block">
<span>从音频输入流读取数据的下一个字节。</span>
<span>音频输入流的帧大小必须是一个字节，否则将抛出<code>IOException</code> 。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../java/io/InputStream.html#read--">read</a></code>在类别 
            <code><a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             数据的下一个字节，如果达到流的结尾，则为-1 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></code> - 如果发生输入或输出错误 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<span><a href="../../../javax/sound/sampled/AudioInputStream.html#read-byte:A-int-int-"><code>read(byte[], int, int)</code></a> ， <a href="../../../javax/sound/sampled/AudioInputStream.html#read-byte:A-"><code>read(byte[])</code></a> ， <a href="../../../javax/sound/sampled/AudioInputStream.html#available--"><code></code></a></span>
<p> <span><a href="../../../javax/sound/sampled/AudioInputStream.html#available--"><code></code></a></span> </p>
</dd>
</dl> </li>
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<ul class="blockList">
<li class="blockList"> <h4>read</h4> <pre>public int read(byte[] b)
         throws <a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></pre>
<div class="block">
<span>从音频输入流读取一些字节数，并将它们存储到缓冲器阵列<code>b</code> 。</span>
<span>实际读取的字节数作为整数返回。</span>
<span>该方法阻塞直到输入数据可用，检测到流的结尾，或抛出异常。</span>
<p> <span>该方法将始终读取整数个帧。</span> <span>如果阵列的长度不是整数帧，则最多可读取<code>b.length - (b.length % frameSize)</code>字节。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../java/io/InputStream.html#read-byte:A-">read</a></code>在类别 
            <code><a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>b</code> - 读取数据的缓冲区 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             读取到缓冲区中的总字节数，如果没有更多的数据，因为已经到达流的末尾，则为-1 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></code> - 如果输入或输出错误发生 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/sound/sampled/AudioInputStream.html#read-byte:A-int-int-"><code>read(byte[], int, int)</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#read--"><code>read()</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#available--"><code>available()</code></a>
</dd>
</dl> </li>
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<ul class="blockList">
<li class="blockList"> <h4>read</h4> <pre>public int read(byte[] b,
                int off,
                int len)
         throws <a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></pre>
<div class="block">
<span>从音频流读取指定的最大数据字节数，将它们放入给定的字节数组。</span>
<p> <span>该方法将始终读取整数个帧。</span> <span>如果<code>len</code>未指定整数帧，则最多可读取<code>len - (len % frameSize)</code>字节。</span> </p>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../java/io/InputStream.html#read-byte:A-int-int-">read</a></code>在类别 
            <code><a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>b</code> - 读取数据的缓冲区 
           </dd>
<dd>
<code>off</code> - 从数组 
            <code>b</code>的偏移量，数据将写入数组 
            <code>b</code>
</dd>
<dd>
<code>len</code> - 要读取的最大字节数 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             读取到缓冲区中的总字节数，如果没有更多的数据，因为已经到达流的末尾，则为-1 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></code> - 如果发生输入或输出错误 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/sound/sampled/AudioInputStream.html#read-byte:A-"><code>read(byte[])</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#read--"><code>read()</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#skip-long-"><code>skip(long)</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#available--"><code>available()</code></a>
</dd>
</dl> </li>
</ul> <a name="skip-long-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>skip</h4> <pre>public long skip(long n)
          throws <a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></pre>
<div class="block">
            跳过并丢弃该音频输入流中指定数量的字节。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../java/io/InputStream.html#skip-long-">skip</a></code>在类别 
            <code><a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>n</code> - 要跳过的请求的字节数 
           </dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             实际跳过的字节数 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></code> - 如果发生输入或输出错误 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/sound/sampled/AudioInputStream.html#read--"><code>read()</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#available--"><code>available()</code></a>
</dd>
</dl> </li>
</ul> <a name="available--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>available</h4> <pre>public int available()
              throws <a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></pre>
<div class="block">
<span>返回从该音频输入流中可以读取（或跳过）的最大字节数，而不会阻塞。</span>
<span>此限制仅适用于下一次调用此音频输入流的<code>read</code>或<code>skip</code>方法;</span>
<span>每次调用这些方法时，限制可能会有所不同。</span>
<span>根据底层流，如果此流已关闭，则可能会抛出IOException。</span>
</div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../java/io/InputStream.html#available--">available</a></code>在类别 
            <code><a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
             可以从该音频输入流中读取而不阻塞的字节数 
           </dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></code> - 如果发生输入或输出错误 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/sound/sampled/AudioInputStream.html#read-byte:A-int-int-"><code>read(byte[], int, int)</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#read-byte:A-"><code>read(byte[])</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#read--"><code>read()</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#skip-long-"><code>skip(long)</code></a>
</dd>
</dl> </li>
</ul> <a name="close--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>close</h4> <pre>public void close()
           throws <a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></pre>
<div class="block">
            关闭此音频输入流并释放与流相关联的任何系统资源。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../java/io/Closeable.html#close--">close</a></code>在界面 
            <code><a href="../../../java/io/Closeable.html" title="interface in java.io">Closeable</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">Specified by:</span>
</dt>
<dd>
<code><a href="../../../java/lang/AutoCloseable.html#close--">close</a></code>在界面 
            <code><a href="../../../java/lang/AutoCloseable.html" title="interface in java.lang">AutoCloseable</a></code>
</dd>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../java/io/InputStream.html#close--">close</a></code>在类 
            <code><a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></code>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></code> - 如果发生输入或输出错误 
           </dd>
</dl> </li>
</ul> <a name="mark-int-">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>mark</h4> <pre>public void mark(int readlimit)</pre>
<div class="block">
            标记此音频输入流中的当前位置。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../java/io/InputStream.html#mark-int-">mark</a></code>在类别 
            <code><a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></code>
</dd>
<dt>
<span class="paramLabel">参数</span>
</dt>
<dd>
<code>readlimit</code> - 标记位置无效之前可以读取的最大字节数。 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/sound/sampled/AudioInputStream.html#reset--"><code>reset()</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#markSupported--"><code>markSupported()</code></a>
</dd>
</dl> </li>
</ul> <a name="reset--">
<!-- --> </a>
<ul class="blockList">
<li class="blockList"> <h4>reset</h4> <pre>public void reset()
           throws <a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></pre>
<div class="block">
            将此音频输入流重新定位到上次调用其 
           <code>mark</code>方法时的位置。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../java/io/InputStream.html#reset--">reset</a></code>在类别 
            <code><a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></code>
</dd>
<dt>
<span class="throwsLabel">异常</span>
</dt>
<dd>
<code><a href="../../../java/io/IOException.html" title="class in java.io">IOException</a></code> - 如果发生输入或输出错误。 
           </dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/sound/sampled/AudioInputStream.html#mark-int-"><code>mark(int)</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#markSupported--"><code>markSupported()</code></a>
</dd>
</dl> </li>
</ul> <a name="markSupported--">
<!-- --> </a>
<ul class="blockListLast">
<li class="blockList"> <h4>markSupported</h4> <pre>public boolean markSupported()</pre>
<div class="block">
            测试此音频输入流是否支持 
           <code>mark</code>和 
           <code>reset</code>方法。 
          </div>
<dl>
<dt>
<span class="overrideSpecifyLabel">重写：</span>
</dt>
<dd>
<code><a href="../../../java/io/InputStream.html#markSupported--">markSupported</a></code>在类别 
            <code><a href="../../../java/io/InputStream.html" title="class in java.io">InputStream</a></code>
</dd>
<dt>
<span class="returnLabel">结果</span>
</dt>
<dd>
<span><code>true</code>如果这个流支持<code>mark</code>和<code>reset</code>方法;</span>
<span><code>false</code>否则</span>
</dd>
<dt>
<span class="seeLabel">另请参见：</span>
</dt>
<dd>
<a href="../../../javax/sound/sampled/AudioInputStream.html#mark-int-"><code>mark(int)</code></a> ， 
            <a href="../../../javax/sound/sampled/AudioInputStream.html#reset--"><code>reset()</code></a>
</dd>
</dl> </li>
</ul> </li>
</ul> </li>
</ul>
</div>
</div>