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408 lines
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408 lines
22 KiB
HTML
<div class="header">
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<div class="subTitle">
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javax.sound.sampled.spi
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</div>
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<h2 class="title" title="Class FormatConversionProvider">Class FormatConversionProvider</h2>
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</div><div class="contentContainer">
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<ul class="inheritance">
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<li><a href="../../../../java/lang/Object.html" title="class in java.lang">java.lang.Object</a></li>
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<li>
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<ul class="inheritance">
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<li>javax.sound.sampled.spi.FormatConversionProvider</li>
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</ul> </li>
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</ul>
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<div class="description">
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<hr/> <br/> <pre>public abstract class <span class="typeNameLabel">FormatConversionProvider</span>
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extends <a href="../../../../java/lang/Object.html" title="class in java.lang">Object</a></pre>
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<div class="block">
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<span>格式转换提供者将一种或多种输入格式的格式转换服务提供给一种或多种输出格式。</span>
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<span>转换器包括对音频数据进行编码和/或解码的编解码器以及代码转换器等。格式转换器提供用于确定支持哪些转换的方法以及用于获得可读取转换数据的音频流。</span>
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<p> <span>源格式表示将被转换的传入音频数据的格式。</span> </p>
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<p> <span>目标格式表示已处理转换的音频数据的格式。</span> <span>这是可以从<code>getAudioInputStream</code>之一返回的流中读取的数据格式。</span> </p>
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</div>
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<dl>
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<dt>
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<span class="simpleTagLabel">从以下版本开始：</span>
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</dt>
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<dd>
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1.3
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</dd>
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</dl> </li>
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</ul>
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</div>
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<div class="summary">
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<li class="blockList"><a name="constructor.summary">
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<!-- --> </a> <h3>构造方法摘要</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Constructor Summary table, listing constructors, and an explanation">
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<caption>
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<span>构造方法</span>
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<span class="tabEnd"> </span>
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</caption>
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<tbody>
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<tr>
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<th class="colOne" scope="col">Constructor and Description</th>
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</tr>
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<tr class="altColor">
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<td class="colOne"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#FormatConversionProvider--">FormatConversionProvider</a></span>()</code> </td>
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</tr>
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</tbody>
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</table> </li>
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</ul>
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<!-- ========== METHOD SUMMARY =========== -->
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<ul class="blockList">
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<li class="blockList"><a name="method.summary">
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<!-- --> </a> <h3>方法摘要</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Method Summary table, listing methods, and an explanation">
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<caption>
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<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t2"><span><a href="javascript:show(2);">接口方法</a></span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t3"><span><a href="javascript:show(4);">抽象方法</a></span><span class="tabEnd"> </span></span>
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<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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</caption>
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<tbody>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Method and Description</th>
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</tr>
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<tr class="altColor" id="i0">
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<td class="colFirst"><code>abstract <a href="../../../../javax/sound/sampled/AudioInputStream.html" title="class in javax.sound.sampled">AudioInputStream</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#getAudioInputStream-javax.sound.sampled.AudioFormat.Encoding-javax.sound.sampled.AudioInputStream-">getAudioInputStream</a></span>(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> targetEncoding, <a href="../../../../javax/sound/sampled/AudioInputStream.html" title="class in javax.sound.sampled">AudioInputStream</a> sourceStream)</code>
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<div class="block">
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从给定的音频输入流中获取具有指定编码的音频输入流。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i1">
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<td class="colFirst"><code>abstract <a href="../../../../javax/sound/sampled/AudioInputStream.html" title="class in javax.sound.sampled">AudioInputStream</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#getAudioInputStream-javax.sound.sampled.AudioFormat-javax.sound.sampled.AudioInputStream-">getAudioInputStream</a></span>(<a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> targetFormat, <a href="../../../../javax/sound/sampled/AudioInputStream.html" title="class in javax.sound.sampled">AudioInputStream</a> sourceStream)</code>
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从给定的音频输入流中获取具有指定格式的音频输入流。
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</div> </td>
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</tr>
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<tr class="altColor" id="i2">
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<td class="colFirst"><code>abstract <a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a>[]</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#getSourceEncodings--">getSourceEncodings</a></span>()</code>
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<div class="block">
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获取由该提供商提供格式转换服务的源格式编码集合。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i3">
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<td class="colFirst"><code>abstract <a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a>[]</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#getTargetEncodings--">getTargetEncodings</a></span>()</code>
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<div class="block">
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获取此提供商提供格式转换服务的一组目标格式编码。
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</div> </td>
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</tr>
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<tr class="altColor" id="i4">
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<td class="colFirst"><code>abstract <a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a>[]</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#getTargetEncodings-javax.sound.sampled.AudioFormat-">getTargetEncodings</a></span>(<a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> sourceFormat)</code>
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<div class="block">
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获取格式转换器支持的一组目标格式编码，给定特定的源格式。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i5">
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<td class="colFirst"><code>abstract <a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a>[]</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#getTargetFormats-javax.sound.sampled.AudioFormat.Encoding-javax.sound.sampled.AudioFormat-">getTargetFormats</a></span>(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> targetEncoding, <a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> sourceFormat)</code>
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<div class="block">
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使用格式转换器支持的编码获取目标格式集合如果此源格式不支持具有指定编码的目标格式，则返回长度为0的数组。
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</div> </td>
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</tr>
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<tr class="altColor" id="i6">
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<td class="colFirst"><code>boolean</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#isConversionSupported-javax.sound.sampled.AudioFormat.Encoding-javax.sound.sampled.AudioFormat-">isConversionSupported</a></span>(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> targetEncoding, <a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> sourceFormat)</code>
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<div class="block">
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指示格式转换器是否支持从特定格式转换为特定编码。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i7">
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<td class="colFirst"><code>boolean</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#isConversionSupported-javax.sound.sampled.AudioFormat-javax.sound.sampled.AudioFormat-">isConversionSupported</a></span>(<a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> targetFormat, <a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> sourceFormat)</code>
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<div class="block">
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指示格式转换器是否支持从另一种格式转换为一种特定格式。
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</div> </td>
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</tr>
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<tr class="altColor" id="i8">
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<td class="colFirst"><code>boolean</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#isSourceEncodingSupported-javax.sound.sampled.AudioFormat.Encoding-">isSourceEncodingSupported</a></span>(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> sourceEncoding)</code>
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<div class="block">
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指示格式转换器是否支持从指定的源格式编码转换。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i9">
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<td class="colFirst"><code>boolean</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../../../javax/sound/sampled/spi/FormatConversionProvider.html#isTargetEncodingSupported-javax.sound.sampled.AudioFormat.Encoding-">isTargetEncodingSupported</a></span>(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> targetEncoding)</code>
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<div class="block">
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指示格式转换器是否支持转换为指定的目标格式编码。
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</div> </td>
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</tr>
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</tbody>
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</table>
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<ul class="blockList">
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<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
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<!-- --> </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>
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</ul> </li>
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</ul> </li>
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</ul>
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</div>
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<div class="details">
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<ul class="blockList">
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<li class="blockList">
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<ul class="blockList">
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<li class="blockList"><a name="constructor.detail">
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<!-- --> </a> <h3>构造方法详细信息</h3> <a name="FormatConversionProvider--">
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<!-- --> </a>
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<ul class="blockListLast">
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<li class="blockList"> <h4>FormatConversionProvider</h4> <pre>public FormatConversionProvider()</pre> </li>
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</ul> </li>
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</ul>
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<!-- ============ METHOD DETAIL ========== -->
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<ul class="blockList">
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<li class="blockList"><a name="method.detail">
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<!-- --> </a> <h3>方法详细信息</h3> <a name="getSourceEncodings--">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>getSourceEncodings</h4> <pre>public abstract <a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a>[] getSourceEncodings()</pre>
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<div class="block">
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获取由该提供商提供格式转换服务的源格式编码集合。
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</div>
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<dl>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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<span>数组源码格式编码。</span>
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<span>如果由于某种原因提供者不提供任何转换服务，则返回长度为0的数组。</span>
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</dd>
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</dl> </li>
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</ul> <a name="getTargetEncodings--">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>getTargetEncodings</h4> <pre>public abstract <a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a>[] getTargetEncodings()</pre>
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<div class="block">
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获取此提供商提供格式转换服务的一组目标格式编码。
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</div>
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<dl>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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<span>数组目标格式编码。</span>
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<span>如果由于某种原因提供者不提供任何转换服务，则返回长度为0的数组。</span>
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</dd>
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</dl> </li>
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</ul> <a name="isSourceEncodingSupported-javax.sound.sampled.AudioFormat.Encoding-">
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<ul class="blockList">
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<li class="blockList"> <h4>isSourceEncodingSupported</h4> <pre>public boolean isSourceEncodingSupported(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> sourceEncoding)</pre>
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<div class="block">
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指示格式转换器是否支持从指定的源格式编码转换。
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</div>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>sourceEncoding</code> - 查询支持的源格式编码
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</dd>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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<code>true</code>如果支持编码，否则
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<code>false</code>
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</dd>
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</dl> </li>
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</ul> <a name="isTargetEncodingSupported-javax.sound.sampled.AudioFormat.Encoding-">
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<ul class="blockList">
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<li class="blockList"> <h4>isTargetEncodingSupported</h4> <pre>public boolean isTargetEncodingSupported(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> targetEncoding)</pre>
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<div class="block">
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指示格式转换器是否支持转换为指定的目标格式编码。
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</div>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>targetEncoding</code> - 查询支持的目标格式编码
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</dd>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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<code>true</code>如果支持编码，否则
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<code>false</code>
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</dd>
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</dl> </li>
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</ul> <a name="getTargetEncodings-javax.sound.sampled.AudioFormat-">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>getTargetEncodings</h4> <pre>public abstract <a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a>[] getTargetEncodings(<a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> sourceFormat)</pre>
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<div class="block">
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<span>获取格式转换器支持的一组目标格式编码，给定特定的源格式。</span>
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<span>如果此源格式不支持目标格式编码，则返回长度为0的数组。</span>
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</div>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>sourceFormat</code> - 传入数据的格式
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</dd>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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支持的目标格式编码数组。
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</dd>
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</dl> </li>
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</ul> <a name="isConversionSupported-javax.sound.sampled.AudioFormat.Encoding-javax.sound.sampled.AudioFormat-">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>isConversionSupported</h4> <pre>public boolean isConversionSupported(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> targetEncoding,
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<a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> sourceFormat)</pre>
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<div class="block">
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指示格式转换器是否支持从特定格式转换为特定编码。
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</div>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>targetEncoding</code> - 输出数据的期望编码
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</dd>
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<dd>
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<code>sourceFormat</code> - 输入数据的格式
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</dd>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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<code>true</code>如果转换支持，否则
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<code>false</code>
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</dd>
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</dl> </li>
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</ul> <a name="getTargetFormats-javax.sound.sampled.AudioFormat.Encoding-javax.sound.sampled.AudioFormat-">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>getTargetFormats</h4> <pre>public abstract <a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a>[] getTargetFormats(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> targetEncoding,
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<a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> sourceFormat)</pre>
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<div class="block">
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使用格式转换器支持的编码获取目标格式集合如果此源格式不支持具有指定编码的目标格式，则返回长度为0的数组。
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</div>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>targetEncoding</code> - 处理后流的所需编码
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</dd>
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<dd>
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<code>sourceFormat</code> - 输入数据的格式
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</dd>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
|
||
支持的目标格式数组。
|
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</dd>
|
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</dl> </li>
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</ul> <a name="isConversionSupported-javax.sound.sampled.AudioFormat-javax.sound.sampled.AudioFormat-">
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<!-- --> </a>
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<ul class="blockList">
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<li class="blockList"> <h4>isConversionSupported</h4> <pre>public boolean isConversionSupported(<a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> targetFormat,
|
||
<a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> sourceFormat)</pre>
|
||
<div class="block">
|
||
指示格式转换器是否支持从另一种格式转换为一种特定格式。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="paramLabel">参数</span>
|
||
</dt>
|
||
<dd>
|
||
<code>targetFormat</code> - 输出数据的所需格式
|
||
</dd>
|
||
<dd>
|
||
<code>sourceFormat</code> - 输入数据的格式
|
||
</dd>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
<code>true</code>如果转换支持，否则
|
||
<code>false</code>
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="getAudioInputStream-javax.sound.sampled.AudioFormat.Encoding-javax.sound.sampled.AudioInputStream-">
|
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|
||
<ul class="blockList">
|
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<li class="blockList"> <h4>getAudioInputStream</h4> <pre>public abstract <a href="../../../../javax/sound/sampled/AudioInputStream.html" title="class in javax.sound.sampled">AudioInputStream</a> getAudioInputStream(<a href="../../../../javax/sound/sampled/AudioFormat.Encoding.html" title="class in javax.sound.sampled">AudioFormat.Encoding</a> targetEncoding,
|
||
<a href="../../../../javax/sound/sampled/AudioInputStream.html" title="class in javax.sound.sampled">AudioInputStream</a> sourceStream)</pre>
|
||
<div class="block">
|
||
从给定的音频输入流中获取具有指定编码的音频输入流。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="paramLabel">参数</span>
|
||
</dt>
|
||
<dd>
|
||
<code>targetEncoding</code> - 处理后流的所需编码
|
||
</dd>
|
||
<dd>
|
||
<code>sourceStream</code> - 应从中读取要处理的数据的流
|
||
</dd>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
可以读取具有指定目标编码的处理数据的流
|
||
</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> - 如果不支持提供的格式组合。
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> <a name="getAudioInputStream-javax.sound.sampled.AudioFormat-javax.sound.sampled.AudioInputStream-">
|
||
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|
||
<ul class="blockListLast">
|
||
<li class="blockList"> <h4>getAudioInputStream</h4> <pre>public abstract <a href="../../../../javax/sound/sampled/AudioInputStream.html" title="class in javax.sound.sampled">AudioInputStream</a> getAudioInputStream(<a href="../../../../javax/sound/sampled/AudioFormat.html" title="class in javax.sound.sampled">AudioFormat</a> targetFormat,
|
||
<a href="../../../../javax/sound/sampled/AudioInputStream.html" title="class in javax.sound.sampled">AudioInputStream</a> sourceStream)</pre>
|
||
<div class="block">
|
||
从给定的音频输入流中获取具有指定格式的音频输入流。
|
||
</div>
|
||
<dl>
|
||
<dt>
|
||
<span class="paramLabel">参数</span>
|
||
</dt>
|
||
<dd>
|
||
<code>targetFormat</code> - 处理后的流的期望数据格式
|
||
</dd>
|
||
<dd>
|
||
<code>sourceStream</code> - 应从中读取要处理的数据的流
|
||
</dd>
|
||
<dt>
|
||
<span class="returnLabel">结果</span>
|
||
</dt>
|
||
<dd>
|
||
可以读取具有指定格式的处理数据的流
|
||
</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> - 如果不支持格式组合。
|
||
</dd>
|
||
</dl> </li>
|
||
</ul> </li>
|
||
</ul> </li>
|
||
</ul>
|
||
</div>
|
||
</div> |