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<div class="subTitle">com.google.android.exoplayer</div>
<h2 title="Class MediaCodecUtil" class="title">Class MediaCodecUtil</h2>
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<pre>public final class <span class="typeNameLabel">MediaCodecUtil</span>
extends <a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
<div class="block">A utility class for querying the available codecs.</div>
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<td class="colFirst"><code>static class&nbsp;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></span></code>
<div class="block">Thrown when an error occurs querying the device for its underlying media capabilities.</div>
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<td class="colFirst"><code>static <a href="../../../../com/google/android/exoplayer/DecoderInfo.html" title="class in com.google.android.exoplayer">DecoderInfo</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#getDecoderInfo-java.lang.String-boolean-">getDecoderInfo</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure)</code>
<div class="block">Get information about the preferred decoder for a given mime type.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>static <a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../com/google/android/exoplayer/DecoderInfo.html" title="class in com.google.android.exoplayer">DecoderInfo</a>&gt;</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#getDecoderInfos-java.lang.String-boolean-">getDecoderInfos</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure)</code>
<div class="block">Returns all @{link DecoderInfo}s for a given mime type, in the order given by
<a href="https://developer.android.com/reference/android/media/MediaCodecList.html?is-external=true" title="class or interface in android.media"><code>MediaCodecList</code></a>.</div>
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</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>static <a href="../../../../com/google/android/exoplayer/DecoderInfo.html" title="class in com.google.android.exoplayer">DecoderInfo</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#getPassthroughDecoderInfo--">getPassthroughDecoderInfo</a></span>()</code>
<div class="block">Gets information about a decoder suitable for audio passthrough.</div>
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<tr id="i3" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#isH264ProfileSupported-int-int-">isH264ProfileSupported</a></span>(int&nbsp;profile,
int&nbsp;level)</code>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;
<div class="block"><span class="deprecationComment">Prefer <a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#getDecoderInfos-java.lang.String-boolean-"><code>getDecoderInfos(String, boolean)</code></a> for new code.</span></div>
</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#isSizeAndRateSupportedV21-java.lang.String-boolean-int-int-double-">isSizeAndRateSupportedV21</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure,
int&nbsp;width,
int&nbsp;height,
double&nbsp;frameRate)</code>
<div class="block">Tests whether the device advertises it can decode video of a given type at a specified
width, height, and frame rate.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#isSizeSupportedV21-java.lang.String-boolean-int-int-">isSizeSupportedV21</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure,
int&nbsp;width,
int&nbsp;height)</code>
<div class="block">Tests whether the device advertises it can decode video of a given type at a specified width
and height.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#maxH264DecodableFrameSize--">maxH264DecodableFrameSize</a></span>()</code>&nbsp;</td>
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<tr id="i7" class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#warmCodec-java.lang.String-boolean-">warmCodec</a></span>(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure)</code>
<div class="block">Optional call to warm the codec cache for a given mime type.</div>
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<h4>warmCodec</h4>
<pre>public static&nbsp;void&nbsp;warmCodec(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure)</pre>
<div class="block">Optional call to warm the codec cache for a given mime type.
<p>
Calling this method may speed up subsequent calls to <a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#getDecoderInfo-java.lang.String-boolean-"><code>getDecoderInfo(String, boolean)</code></a>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mimeType</code> - The mime type.</dd>
<dd><code>secure</code> - Whether the decoder is required to support secure decryption. Always pass false
unless secure decryption really is required.</dd>
</dl>
</li>
</ul>
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<h4>getPassthroughDecoderInfo</h4>
<pre>public static&nbsp;<a href="../../../../com/google/android/exoplayer/DecoderInfo.html" title="class in com.google.android.exoplayer">DecoderInfo</a>&nbsp;getPassthroughDecoderInfo()</pre>
<div class="block">Gets information about a decoder suitable for audio passthrough.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A <a href="../../../../com/google/android/exoplayer/DecoderInfo.html" title="class in com.google.android.exoplayer"><code>DecoderInfo</code></a> describing the decoder, or null if no suitable decoder exists.</dd>
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<h4>getDecoderInfo</h4>
<pre>public static&nbsp;<a href="../../../../com/google/android/exoplayer/DecoderInfo.html" title="class in com.google.android.exoplayer">DecoderInfo</a>&nbsp;getDecoderInfo(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure)
throws <a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></pre>
<div class="block">Get information about the preferred decoder for a given mime type.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mimeType</code> - The mime type.</dd>
<dd><code>secure</code> - Whether the decoder is required to support secure decryption. Always pass false
unless secure decryption really is required.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A <a href="../../../../com/google/android/exoplayer/DecoderInfo.html" title="class in com.google.android.exoplayer"><code>DecoderInfo</code></a> describing the decoder, or null if no suitable decoder exists.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></code></dd>
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<h4>getDecoderInfos</h4>
<pre>public static&nbsp;<a href="http://docs.oracle.com/javase/7/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a>&lt;<a href="../../../../com/google/android/exoplayer/DecoderInfo.html" title="class in com.google.android.exoplayer">DecoderInfo</a>&gt;&nbsp;getDecoderInfos(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure)
throws <a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></pre>
<div class="block">Returns all @{link DecoderInfo}s for a given mime type, in the order given by
<a href="https://developer.android.com/reference/android/media/MediaCodecList.html?is-external=true" title="class or interface in android.media"><code>MediaCodecList</code></a>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mimeType</code> - The mime type.</dd>
<dd><code>secure</code> - Whether the decoders are required to support secure decryption. Always pass false
unless secure decryption really is required.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>A list of all @{link DecoderInfo}s for the given mime type. May be empty if no suitable
decoders exist.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></code></dd>
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<h4>isSizeSupportedV21</h4>
<pre>public static&nbsp;boolean&nbsp;isSizeSupportedV21(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure,
int&nbsp;width,
int&nbsp;height)
throws <a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></pre>
<div class="block">Tests whether the device advertises it can decode video of a given type at a specified width
and height.
<p>
Must not be called if the device SDK version is less than 21.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mimeType</code> - The mime type.</dd>
<dd><code>secure</code> - Whether the decoder is required to support secure decryption. Always pass false
unless secure decryption really is required.</dd>
<dd><code>width</code> - Width in pixels.</dd>
<dd><code>height</code> - Height in pixels.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether the decoder advertises support of the given size.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></code></dd>
</dl>
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<h4>isSizeAndRateSupportedV21</h4>
<pre>public static&nbsp;boolean&nbsp;isSizeAndRateSupportedV21(<a href="http://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>&nbsp;mimeType,
boolean&nbsp;secure,
int&nbsp;width,
int&nbsp;height,
double&nbsp;frameRate)
throws <a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></pre>
<div class="block">Tests whether the device advertises it can decode video of a given type at a specified
width, height, and frame rate.
<p>
Must not be called if the device SDK version is less than 21.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>mimeType</code> - The mime type.</dd>
<dd><code>secure</code> - Whether the decoder is required to support secure decryption. Always pass false
unless secure decryption really is required.</dd>
<dd><code>width</code> - Width in pixels.</dd>
<dd><code>height</code> - Height in pixels.</dd>
<dd><code>frameRate</code> - Frame rate in frames per second.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether the decoder advertises support of the given size and frame rate.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></code></dd>
</dl>
</li>
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<h4>isH264ProfileSupported</h4>
<pre><a href="http://docs.oracle.com/javase/7/docs/api/java/lang/Deprecated.html?is-external=true" title="class or interface in java.lang">@Deprecated</a>
public static&nbsp;boolean&nbsp;isH264ProfileSupported(int&nbsp;profile,
int&nbsp;level)
throws <a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></pre>
<div class="block"><span class="deprecatedLabel">Deprecated.</span>&nbsp;<span class="deprecationComment">Prefer <a href="../../../../com/google/android/exoplayer/MediaCodecUtil.html#getDecoderInfos-java.lang.String-boolean-"><code>getDecoderInfos(String, boolean)</code></a> for new code.</span></div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>profile</code> - An AVC profile constant from <a href="https://developer.android.com/reference/android/media/MediaCodecInfo.CodecProfileLevel.html?is-external=true" title="class or interface in android.media"><code>MediaCodecInfo.CodecProfileLevel</code></a>.</dd>
<dd><code>level</code> - An AVC profile level from <a href="https://developer.android.com/reference/android/media/MediaCodecInfo.CodecProfileLevel.html?is-external=true" title="class or interface in android.media"><code>MediaCodecInfo.CodecProfileLevel</code></a>.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether the specified profile is supported at the specified level.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></code></dd>
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<h4>maxH264DecodableFrameSize</h4>
<pre>public static&nbsp;int&nbsp;maxH264DecodableFrameSize()
throws <a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></pre>
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<dt><span class="returnLabel">Returns:</span></dt>
<dd>the maximum frame size for an H264 stream that can be decoded on the device.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../../../../com/google/android/exoplayer/MediaCodecUtil.DecoderQueryException.html" title="class in com.google.android.exoplayer">MediaCodecUtil.DecoderQueryException</a></code></dd>
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