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media/docs/doc/reference/com/google/android/exoplayer2/video/DecoderVideoRenderer.html
christosts 067fcdb89d Update javadoc for 2.15.0 
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<title>DecoderVideoRenderer (ExoPlayer library)</title>
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<div class="subTitle"><span class="packageLabelInType">Package</span>&nbsp;<a href="package-summary.html">com.google.android.exoplayer2.video</a></div>
<h2 title="Class DecoderVideoRenderer" class="title">Class DecoderVideoRenderer</h2>
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<div class="contentContainer">
<ul class="inheritance">
<li><a href="https://developer.android.com/reference/java/lang/Object.html" title="class or interface in java.lang" class="externalLink" target="_top">java.lang.Object</a></li>
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<ul class="inheritance">
<li><a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">com.google.android.exoplayer2.BaseRenderer</a></li>
<li>
<ul class="inheritance">
<li>com.google.android.exoplayer2.video.DecoderVideoRenderer</li>
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<dt>All Implemented Interfaces:</dt>
<dd><code><a href="../PlayerMessage.Target.html" title="interface in com.google.android.exoplayer2">PlayerMessage.Target</a></code>, <code><a href="../Renderer.html" title="interface in com.google.android.exoplayer2">Renderer</a></code>, <code><a href="../RendererCapabilities.html" title="interface in com.google.android.exoplayer2">RendererCapabilities</a></code></dd>
</dl>
<dl>
<dt>Direct Known Subclasses:</dt>
<dd><code><a href="../ext/av1/Libgav1VideoRenderer.html" title="class in com.google.android.exoplayer2.ext.av1">Libgav1VideoRenderer</a></code>, <code><a href="../ext/vp9/LibvpxVideoRenderer.html" title="class in com.google.android.exoplayer2.ext.vp9">LibvpxVideoRenderer</a></code></dd>
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<pre>public abstract class <span class="typeNameLabel">DecoderVideoRenderer</span>
extends <a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">BaseRenderer</a></pre>
<div class="block">Decodes and renders video using a <a href="../decoder/Decoder.html" title="interface in com.google.android.exoplayer2.decoder"><code>Decoder</code></a>.
<p>This renderer accepts the following messages sent via <a href="../ExoPlayer.html#createMessage(com.google.android.exoplayer2.PlayerMessage.Target)"><code>ExoPlayer.createMessage(Target)</code></a>
on the playback thread:
<ul>
<li>Message with type <a href="../Renderer.html#MSG_SET_VIDEO_OUTPUT"><code>Renderer.MSG_SET_VIDEO_OUTPUT</code></a> to set the output surface. The message
payload should be the target <a href="https://developer.android.com/reference/android/view/Surface.html" title="class or interface in android.view" class="externalLink"><code>Surface</code></a> or <a href="VideoDecoderOutputBufferRenderer.html" title="interface in com.google.android.exoplayer2.video" target="_top"><code>VideoDecoderOutputBufferRenderer</code></a>,
or null. Other non-null payloads have the effect of clearing the output.
<li>Message with type <a href="../Renderer.html#MSG_SET_VIDEO_FRAME_METADATA_LISTENER"><code>Renderer.MSG_SET_VIDEO_FRAME_METADATA_LISTENER</code></a> to set a listener for
metadata associated with frames being rendered. The message payload should be the <a href="VideoFrameMetadataListener.html" title="interface in com.google.android.exoplayer2.video"><code>VideoFrameMetadataListener</code></a>, or null.
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<h3>Nested classes/interfaces inherited from interface&nbsp;com.google.android.exoplayer2.<a href="../Renderer.html" title="interface in com.google.android.exoplayer2">Renderer</a></h3>
<code><a href="../Renderer.State.html" title="annotation in com.google.android.exoplayer2">Renderer.State</a>, <a href="../Renderer.VideoScalingMode.html" title="annotation in com.google.android.exoplayer2">Renderer.VideoScalingMode</a>, <a href="../Renderer.WakeupListener.html" title="interface in com.google.android.exoplayer2">Renderer.WakeupListener</a></code></li>
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<h3>Nested classes/interfaces inherited from interface&nbsp;com.google.android.exoplayer2.<a href="../RendererCapabilities.html" title="interface in com.google.android.exoplayer2">RendererCapabilities</a></h3>
<code><a href="../RendererCapabilities.AdaptiveSupport.html" title="annotation in com.google.android.exoplayer2">RendererCapabilities.AdaptiveSupport</a>, <a href="../RendererCapabilities.Capabilities.html" title="annotation in com.google.android.exoplayer2">RendererCapabilities.Capabilities</a>, <a href="../RendererCapabilities.FormatSupport.html" title="annotation in com.google.android.exoplayer2">RendererCapabilities.FormatSupport</a>, <a href="../RendererCapabilities.TunnelingSupport.html" title="annotation in com.google.android.exoplayer2">RendererCapabilities.TunnelingSupport</a></code></li>
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<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Field</th>
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<td class="colFirst"><code>protected <a href="../decoder/DecoderCounters.html" title="class in com.google.android.exoplayer2.decoder">DecoderCounters</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#decoderCounters">decoderCounters</a></span></code></th>
<td class="colLast">
<div class="block">Decoder event counters used for debugging purposes.</div>
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<h3>Fields inherited from interface&nbsp;com.google.android.exoplayer2.<a href="../Renderer.html" title="interface in com.google.android.exoplayer2">Renderer</a></h3>
<code><a href="../Renderer.html#MSG_CUSTOM_BASE">MSG_CUSTOM_BASE</a>, <a href="../Renderer.html#MSG_SET_AUDIO_ATTRIBUTES">MSG_SET_AUDIO_ATTRIBUTES</a>, <a href="../Renderer.html#MSG_SET_AUDIO_SESSION_ID">MSG_SET_AUDIO_SESSION_ID</a>, <a href="../Renderer.html#MSG_SET_AUX_EFFECT_INFO">MSG_SET_AUX_EFFECT_INFO</a>, <a href="../Renderer.html#MSG_SET_CAMERA_MOTION_LISTENER">MSG_SET_CAMERA_MOTION_LISTENER</a>, <a href="../Renderer.html#MSG_SET_SCALING_MODE">MSG_SET_SCALING_MODE</a>, <a href="../Renderer.html#MSG_SET_SKIP_SILENCE_ENABLED">MSG_SET_SKIP_SILENCE_ENABLED</a>, <a href="../Renderer.html#MSG_SET_VIDEO_FRAME_METADATA_LISTENER">MSG_SET_VIDEO_FRAME_METADATA_LISTENER</a>, <a href="../Renderer.html#MSG_SET_VIDEO_OUTPUT">MSG_SET_VIDEO_OUTPUT</a>, <a href="../Renderer.html#MSG_SET_VOLUME">MSG_SET_VOLUME</a>, <a href="../Renderer.html#MSG_SET_WAKEUP_LISTENER">MSG_SET_WAKEUP_LISTENER</a>, <a href="../Renderer.html#STATE_DISABLED">STATE_DISABLED</a>, <a href="../Renderer.html#STATE_ENABLED">STATE_ENABLED</a>, <a href="../Renderer.html#STATE_STARTED">STATE_STARTED</a>, <a href="../Renderer.html#VIDEO_SCALING_MODE_DEFAULT">VIDEO_SCALING_MODE_DEFAULT</a>, <a href="../Renderer.html#VIDEO_SCALING_MODE_SCALE_TO_FIT">VIDEO_SCALING_MODE_SCALE_TO_FIT</a>, <a href="../Renderer.html#VIDEO_SCALING_MODE_SCALE_TO_FIT_WITH_CROPPING">VIDEO_SCALING_MODE_SCALE_TO_FIT_WITH_CROPPING</a></code></li>
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<h3>Fields inherited from interface&nbsp;com.google.android.exoplayer2.<a href="../RendererCapabilities.html" title="interface in com.google.android.exoplayer2">RendererCapabilities</a></h3>
<code><a href="../RendererCapabilities.html#ADAPTIVE_NOT_SEAMLESS">ADAPTIVE_NOT_SEAMLESS</a>, <a href="../RendererCapabilities.html#ADAPTIVE_NOT_SUPPORTED">ADAPTIVE_NOT_SUPPORTED</a>, <a href="../RendererCapabilities.html#ADAPTIVE_SEAMLESS">ADAPTIVE_SEAMLESS</a>, <a href="../RendererCapabilities.html#ADAPTIVE_SUPPORT_MASK">ADAPTIVE_SUPPORT_MASK</a>, <a href="../RendererCapabilities.html#FORMAT_EXCEEDS_CAPABILITIES">FORMAT_EXCEEDS_CAPABILITIES</a>, <a href="../RendererCapabilities.html#FORMAT_HANDLED">FORMAT_HANDLED</a>, <a href="../RendererCapabilities.html#FORMAT_SUPPORT_MASK">FORMAT_SUPPORT_MASK</a>, <a href="../RendererCapabilities.html#FORMAT_UNSUPPORTED_DRM">FORMAT_UNSUPPORTED_DRM</a>, <a href="../RendererCapabilities.html#FORMAT_UNSUPPORTED_SUBTYPE">FORMAT_UNSUPPORTED_SUBTYPE</a>, <a href="../RendererCapabilities.html#FORMAT_UNSUPPORTED_TYPE">FORMAT_UNSUPPORTED_TYPE</a>, <a href="../RendererCapabilities.html#TUNNELING_NOT_SUPPORTED">TUNNELING_NOT_SUPPORTED</a>, <a href="../RendererCapabilities.html#TUNNELING_SUPPORT_MASK">TUNNELING_SUPPORT_MASK</a>, <a href="../RendererCapabilities.html#TUNNELING_SUPPORTED">TUNNELING_SUPPORTED</a></code></li>
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<h3>Constructor Summary</h3>
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<th class="colFirst" scope="col">Modifier</th>
<th class="colSecond" scope="col">Constructor</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr class="altColor">
<td class="colFirst"><code>protected </code></td>
<th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E(long,android.os.Handler,com.google.android.exoplayer2.video.VideoRendererEventListener,int)">DecoderVideoRenderer</a></span>&#8203;(long&nbsp;allowedJoiningTimeMs,
<a href="https://developer.android.com/reference/android/os/Handler.html" title="class or interface in android.os" class="externalLink" target="_top">Handler</a>&nbsp;eventHandler,
<a href="VideoRendererEventListener.html" title="interface in com.google.android.exoplayer2.video">VideoRendererEventListener</a>&nbsp;eventListener,
int&nbsp;maxDroppedFramesToNotify)</code></th>
<td class="colLast">&nbsp;</td>
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<caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd">&nbsp;</span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd">&nbsp;</span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd">&nbsp;</span></span></caption>
<tr>
<th class="colFirst" scope="col">Modifier and Type</th>
<th class="colSecond" scope="col">Method</th>
<th class="colLast" scope="col">Description</th>
</tr>
<tr id="i0" class="altColor">
<td class="colFirst"><code>protected <a href="../decoder/DecoderReuseEvaluation.html" title="class in com.google.android.exoplayer2.decoder">DecoderReuseEvaluation</a></code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#canReuseDecoder(java.lang.String,com.google.android.exoplayer2.Format,com.google.android.exoplayer2.Format)">canReuseDecoder</a></span>&#8203;(<a href="https://developer.android.com/reference/java/lang/String.html" title="class or interface in java.lang" class="externalLink" target="_top">String</a>&nbsp;decoderName,
<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>&nbsp;oldFormat,
<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>&nbsp;newFormat)</code></th>
<td class="colLast">
<div class="block">Evaluates whether the existing decoder can be reused for a new <a href="../Format.html" title="class in com.google.android.exoplayer2"><code>Format</code></a>.</div>
</td>
</tr>
<tr id="i1" class="rowColor">
<td class="colFirst"><code>protected abstract <a href="../decoder/Decoder.html" title="interface in com.google.android.exoplayer2.decoder">Decoder</a>&lt;<a href="VideoDecoderInputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderInputBuffer</a>,&#8203;? extends <a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>,&#8203;? extends <a href="../decoder/DecoderException.html" title="class in com.google.android.exoplayer2.decoder">DecoderException</a>&gt;</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#createDecoder(com.google.android.exoplayer2.Format,com.google.android.exoplayer2.drm.ExoMediaCrypto)">createDecoder</a></span>&#8203;(<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>&nbsp;format,
<a href="../drm/ExoMediaCrypto.html" title="interface in com.google.android.exoplayer2.drm">ExoMediaCrypto</a>&nbsp;mediaCrypto)</code></th>
<td class="colLast">
<div class="block">Creates a decoder for the given format.</div>
</td>
</tr>
<tr id="i2" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#dropOutputBuffer(com.google.android.exoplayer2.video.VideoDecoderOutputBuffer)">dropOutputBuffer</a></span>&#8203;(<a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>&nbsp;outputBuffer)</code></th>
<td class="colLast">
<div class="block">Drops the specified output buffer and releases it.</div>
</td>
</tr>
<tr id="i3" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#flushDecoder()">flushDecoder</a></span>()</code></th>
<td class="colLast">
<div class="block">Flushes the decoder.</div>
</td>
</tr>
<tr id="i4" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#handleMessage(int,java.lang.Object)">handleMessage</a></span>&#8203;(int&nbsp;messageType,
<a href="https://developer.android.com/reference/java/lang/Object.html" title="class or interface in java.lang" class="externalLink" target="_top">Object</a>&nbsp;message)</code></th>
<td class="colLast">
<div class="block">Handles a message delivered to the target.</div>
</td>
</tr>
<tr id="i5" class="rowColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isEnded()">isEnded</a></span>()</code></th>
<td class="colLast">
<div class="block">Whether the renderer is ready for the <a href="../ExoPlayer.html" title="interface in com.google.android.exoplayer2"><code>ExoPlayer</code></a> instance to transition to <a href="../Player.html#STATE_ENDED"><code>Player.STATE_ENDED</code></a>.</div>
</td>
</tr>
<tr id="i6" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#isReady()">isReady</a></span>()</code></th>
<td class="colLast">
<div class="block">Whether the renderer is able to immediately render media from the current position.</div>
</td>
</tr>
<tr id="i7" class="rowColor">
<td class="colFirst"><code>protected boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#maybeDropBuffersToKeyframe(long)">maybeDropBuffersToKeyframe</a></span>&#8203;(long&nbsp;positionUs)</code></th>
<td class="colLast">
<div class="block">Drops frames from the current output buffer to the next keyframe at or before the playback
position.</div>
</td>
</tr>
<tr id="i8" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onDisabled()">onDisabled</a></span>()</code></th>
<td class="colLast">
<div class="block">Called when the renderer is disabled.</div>
</td>
</tr>
<tr id="i9" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onEnabled(boolean,boolean)">onEnabled</a></span>&#8203;(boolean&nbsp;joining,
boolean&nbsp;mayRenderStartOfStream)</code></th>
<td class="colLast">
<div class="block">Called when the renderer is enabled.</div>
</td>
</tr>
<tr id="i10" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onInputFormatChanged(com.google.android.exoplayer2.FormatHolder)">onInputFormatChanged</a></span>&#8203;(<a href="../FormatHolder.html" title="class in com.google.android.exoplayer2">FormatHolder</a>&nbsp;formatHolder)</code></th>
<td class="colLast">
<div class="block">Called when a new format is read from the upstream source.</div>
</td>
</tr>
<tr id="i11" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onPositionReset(long,boolean)">onPositionReset</a></span>&#8203;(long&nbsp;positionUs,
boolean&nbsp;joining)</code></th>
<td class="colLast">
<div class="block">Called when the position is reset.</div>
</td>
</tr>
<tr id="i12" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onProcessedOutputBuffer(long)">onProcessedOutputBuffer</a></span>&#8203;(long&nbsp;presentationTimeUs)</code></th>
<td class="colLast">
<div class="block">Called when an output buffer is successfully processed.</div>
</td>
</tr>
<tr id="i13" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onQueueInputBuffer(com.google.android.exoplayer2.video.VideoDecoderInputBuffer)">onQueueInputBuffer</a></span>&#8203;(<a href="VideoDecoderInputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderInputBuffer</a>&nbsp;buffer)</code></th>
<td class="colLast">
<div class="block">Called immediately before an input buffer is queued into the decoder.</div>
</td>
</tr>
<tr id="i14" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onStarted()">onStarted</a></span>()</code></th>
<td class="colLast">
<div class="block">Called when the renderer is started.</div>
</td>
</tr>
<tr id="i15" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onStopped()">onStopped</a></span>()</code></th>
<td class="colLast">
<div class="block">Called when the renderer is stopped.</div>
</td>
</tr>
<tr id="i16" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#onStreamChanged(com.google.android.exoplayer2.Format%5B%5D,long,long)">onStreamChanged</a></span>&#8203;(<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>[]&nbsp;formats,
long&nbsp;startPositionUs,
long&nbsp;offsetUs)</code></th>
<td class="colLast">
<div class="block">Called when the renderer's stream has changed.</div>
</td>
</tr>
<tr id="i17" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#releaseDecoder()">releaseDecoder</a></span>()</code></th>
<td class="colLast">
<div class="block">Releases the decoder.</div>
</td>
</tr>
<tr id="i18" class="altColor">
<td class="colFirst"><code>void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#render(long,long)">render</a></span>&#8203;(long&nbsp;positionUs,
long&nbsp;elapsedRealtimeUs)</code></th>
<td class="colLast">
<div class="block">Incrementally renders the <a href="../source/SampleStream.html" title="interface in com.google.android.exoplayer2.source"><code>SampleStream</code></a>.</div>
</td>
</tr>
<tr id="i19" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#renderOutputBuffer(com.google.android.exoplayer2.video.VideoDecoderOutputBuffer,long,com.google.android.exoplayer2.Format)">renderOutputBuffer</a></span>&#8203;(<a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>&nbsp;outputBuffer,
long&nbsp;presentationTimeUs,
<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>&nbsp;outputFormat)</code></th>
<td class="colLast">
<div class="block">Renders the specified output buffer.</div>
</td>
</tr>
<tr id="i20" class="altColor">
<td class="colFirst"><code>protected abstract void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#renderOutputBufferToSurface(com.google.android.exoplayer2.video.VideoDecoderOutputBuffer,android.view.Surface)">renderOutputBufferToSurface</a></span>&#8203;(<a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>&nbsp;outputBuffer,
<a href="https://developer.android.com/reference/android/view/Surface.html" title="class or interface in android.view" class="externalLink" target="_top">Surface</a>&nbsp;surface)</code></th>
<td class="colLast">
<div class="block">Renders the specified output buffer to the passed surface.</div>
</td>
</tr>
<tr id="i21" class="rowColor">
<td class="colFirst"><code>protected abstract void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setDecoderOutputMode(int)">setDecoderOutputMode</a></span>&#8203;(int&nbsp;outputMode)</code></th>
<td class="colLast">
<div class="block">Sets output mode of the decoder.</div>
</td>
</tr>
<tr id="i22" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#setOutput(java.lang.Object)">setOutput</a></span>&#8203;(<a href="https://developer.android.com/reference/java/lang/Object.html" title="class or interface in java.lang" class="externalLink" target="_top">Object</a>&nbsp;output)</code></th>
<td class="colLast">
<div class="block">Sets the video output.</div>
</td>
</tr>
<tr id="i23" class="rowColor">
<td class="colFirst"><code>protected boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#shouldDropBuffersToKeyframe(long,long)">shouldDropBuffersToKeyframe</a></span>&#8203;(long&nbsp;earlyUs,
long&nbsp;elapsedRealtimeUs)</code></th>
<td class="colLast">
<div class="block">Returns whether to drop all buffers from the buffer being processed to the keyframe at or after
the current playback position, if possible.</div>
</td>
</tr>
<tr id="i24" class="altColor">
<td class="colFirst"><code>protected boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#shouldDropOutputBuffer(long,long)">shouldDropOutputBuffer</a></span>&#8203;(long&nbsp;earlyUs,
long&nbsp;elapsedRealtimeUs)</code></th>
<td class="colLast">
<div class="block">Returns whether the buffer being processed should be dropped.</div>
</td>
</tr>
<tr id="i25" class="rowColor">
<td class="colFirst"><code>protected boolean</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#shouldForceRenderOutputBuffer(long,long)">shouldForceRenderOutputBuffer</a></span>&#8203;(long&nbsp;earlyUs,
long&nbsp;elapsedSinceLastRenderUs)</code></th>
<td class="colLast">
<div class="block">Returns whether to force rendering an output buffer.</div>
</td>
</tr>
<tr id="i26" class="altColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#skipOutputBuffer(com.google.android.exoplayer2.video.VideoDecoderOutputBuffer)">skipOutputBuffer</a></span>&#8203;(<a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>&nbsp;outputBuffer)</code></th>
<td class="colLast">
<div class="block">Skips the specified output buffer and releases it.</div>
</td>
</tr>
<tr id="i27" class="rowColor">
<td class="colFirst"><code>protected void</code></td>
<th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#updateDroppedBufferCounters(int)">updateDroppedBufferCounters</a></span>&#8203;(int&nbsp;droppedBufferCount)</code></th>
<td class="colLast">
<div class="block">Updates decoder counters to reflect that <code>droppedBufferCount</code> additional buffers were
dropped.</div>
</td>
</tr>
</table>
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<h3>Methods inherited from class&nbsp;com.google.android.exoplayer2.<a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">BaseRenderer</a></h3>
<code><a href="../BaseRenderer.html#createRendererException(java.lang.Throwable,com.google.android.exoplayer2.Format,boolean,int)">createRendererException</a>, <a href="../BaseRenderer.html#createRendererException(java.lang.Throwable,com.google.android.exoplayer2.Format,int)">createRendererException</a>, <a href="../BaseRenderer.html#disable()">disable</a>, <a href="../BaseRenderer.html#enable(com.google.android.exoplayer2.RendererConfiguration,com.google.android.exoplayer2.Format%5B%5D,com.google.android.exoplayer2.source.SampleStream,long,boolean,boolean,long,long)">enable</a>, <a href="../BaseRenderer.html#getCapabilities()">getCapabilities</a>, <a href="../BaseRenderer.html#getConfiguration()">getConfiguration</a>, <a href="../BaseRenderer.html#getFormatHolder()">getFormatHolder</a>, <a href="../BaseRenderer.html#getIndex()">getIndex</a>, <a href="../BaseRenderer.html#getLastResetPositionUs()">getLastResetPositionUs</a>, <a href="../BaseRenderer.html#getMediaClock()">getMediaClock</a>, <a href="../BaseRenderer.html#getReadingPositionUs()">getReadingPositionUs</a>, <a href="../BaseRenderer.html#getState()">getState</a>, <a href="../BaseRenderer.html#getStream()">getStream</a>, <a href="../BaseRenderer.html#getStreamFormats()">getStreamFormats</a>, <a href="../BaseRenderer.html#getTrackType()">getTrackType</a>, <a href="../BaseRenderer.html#hasReadStreamToEnd()">hasReadStreamToEnd</a>, <a href="../BaseRenderer.html#isCurrentStreamFinal()">isCurrentStreamFinal</a>, <a href="../BaseRenderer.html#isSourceReady()">isSourceReady</a>, <a href="../BaseRenderer.html#maybeThrowStreamError()">maybeThrowStreamError</a>, <a href="../BaseRenderer.html#onReset()">onReset</a>, <a href="../BaseRenderer.html#readSource(com.google.android.exoplayer2.FormatHolder,com.google.android.exoplayer2.decoder.DecoderInputBuffer,int)">readSource</a>, <a href="../BaseRenderer.html#replaceStream(com.google.android.exoplayer2.Format%5B%5D,com.google.android.exoplayer2.source.SampleStream,long,long)">replaceStream</a>, <a href="../BaseRenderer.html#reset()">reset</a>, <a href="../BaseRenderer.html#resetPosition(long)">resetPosition</a>, <a href="../BaseRenderer.html#setCurrentStreamFinal()">setCurrentStreamFinal</a>, <a href="../BaseRenderer.html#setIndex(int)">setIndex</a>, <a href="../BaseRenderer.html#skipSource(long)">skipSource</a>, <a href="../BaseRenderer.html#start()">start</a>, <a href="../BaseRenderer.html#stop()">stop</a>, <a href="../BaseRenderer.html#supportsMixedMimeTypeAdaptation()">supportsMixedMimeTypeAdaptation</a></code></li>
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<h3>Methods inherited from class&nbsp;java.lang.<a href="https://developer.android.com/reference/java/lang/Object.html" title="class or interface in java.lang" class="externalLink" target="_top">Object</a></h3>
<code><a href="https://developer.android.com/reference/java/lang/Object.html#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://developer.android.com/reference/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink" target="_top">wait</a></code></li>
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<h3>Methods inherited from interface&nbsp;com.google.android.exoplayer2.<a href="../Renderer.html" title="interface in com.google.android.exoplayer2">Renderer</a></h3>
<code><a href="../Renderer.html#getName()">getName</a>, <a href="../Renderer.html#setPlaybackSpeed(float,float)">setPlaybackSpeed</a></code></li>
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<h3>Methods inherited from interface&nbsp;com.google.android.exoplayer2.<a href="../RendererCapabilities.html" title="interface in com.google.android.exoplayer2">RendererCapabilities</a></h3>
<code><a href="../RendererCapabilities.html#getName()">getName</a>, <a href="../RendererCapabilities.html#supportsFormat(com.google.android.exoplayer2.Format)">supportsFormat</a></code></li>
</ul>
</li>
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</section>
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</ul>
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<!-- ============ FIELD DETAIL =========== -->
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<h3>Field Detail</h3>
<a id="decoderCounters">
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<h4>decoderCounters</h4>
<pre>protected&nbsp;<a href="../decoder/DecoderCounters.html" title="class in com.google.android.exoplayer2.decoder">DecoderCounters</a> decoderCounters</pre>
<div class="block">Decoder event counters used for debugging purposes.</div>
</li>
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<h3>Constructor Detail</h3>
<a id="&lt;init&gt;(long,android.os.Handler,com.google.android.exoplayer2.video.VideoRendererEventListener,int)">
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<h4>DecoderVideoRenderer</h4>
<pre>protected&nbsp;DecoderVideoRenderer&#8203;(long&nbsp;allowedJoiningTimeMs,
@Nullable
<a href="https://developer.android.com/reference/android/os/Handler.html" title="class or interface in android.os" class="externalLink" target="_top">Handler</a>&nbsp;eventHandler,
@Nullable
<a href="VideoRendererEventListener.html" title="interface in com.google.android.exoplayer2.video">VideoRendererEventListener</a>&nbsp;eventListener,
int&nbsp;maxDroppedFramesToNotify)</pre>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>allowedJoiningTimeMs</code> - The maximum duration in milliseconds for which this video renderer
can attempt to seamlessly join an ongoing playback.</dd>
<dd><code>eventHandler</code> - A handler to use when delivering events to <code>eventListener</code>. May be
null if delivery of events is not required.</dd>
<dd><code>eventListener</code> - A listener of events. May be null if delivery of events is not required.</dd>
<dd><code>maxDroppedFramesToNotify</code> - The maximum number of frames that can be dropped between
invocations of <a href="VideoRendererEventListener.html#onDroppedFrames(int,long)"><code>VideoRendererEventListener.onDroppedFrames(int, long)</code></a>.</dd>
</dl>
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<a id="render(long,long)">
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<h4>render</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;render&#8203;(long&nbsp;positionUs,
long&nbsp;elapsedRealtimeUs)
throws <a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../Renderer.html#render(long,long)">Renderer</a></code></span></div>
<div class="block">Incrementally renders the <a href="../source/SampleStream.html" title="interface in com.google.android.exoplayer2.source"><code>SampleStream</code></a>.
<p>If the renderer is in the <a href="../Renderer.html#STATE_ENABLED"><code>Renderer.STATE_ENABLED</code></a> state then each call to this method will do
work toward being ready to render the <a href="../source/SampleStream.html" title="interface in com.google.android.exoplayer2.source"><code>SampleStream</code></a> when the renderer is started. If the
renderer is in the <a href="../Renderer.html#STATE_STARTED"><code>Renderer.STATE_STARTED</code></a> state then calls to this method will render the
<a href="../source/SampleStream.html" title="interface in com.google.android.exoplayer2.source"><code>SampleStream</code></a> in sync with the specified media positions.
<p>The renderer may also render the very start of the media at the current position (e.g. the
first frame of a video stream) while still in the <a href="../Renderer.html#STATE_ENABLED"><code>Renderer.STATE_ENABLED</code></a> state, unless it's the
initial start of the media after calling <a href="../Renderer.html#enable(com.google.android.exoplayer2.RendererConfiguration,com.google.android.exoplayer2.Format%5B%5D,com.google.android.exoplayer2.source.SampleStream,long,boolean,boolean,long,long)"><code>Renderer.enable(RendererConfiguration, Format[],
SampleStream, long, boolean, boolean, long, long)</code></a> with <code>mayRenderStartOfStream</code> set to
<code>false</code>.
<p>This method should return quickly, and should not block if the renderer is unable to make
useful progress.
<p>This method may be called when the renderer is in the following states: <a href="../Renderer.html#STATE_ENABLED"><code>Renderer.STATE_ENABLED</code></a>, <a href="../Renderer.html#STATE_STARTED"><code>Renderer.STATE_STARTED</code></a>.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>positionUs</code> - The current media time in microseconds, measured at the start of the current
iteration of the rendering loop.</dd>
<dd><code>elapsedRealtimeUs</code> - <a href="https://developer.android.com/reference/android/os/SystemClock.html#elapsedRealtime()" title="class or interface in android.os" class="externalLink" target="_top"><code>SystemClock.elapsedRealtime()</code></a> in microseconds,
measured at the start of the current iteration of the rendering loop.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></code> - If an error occurs.</dd>
</dl>
</li>
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<h4>isEnded</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;isEnded()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../Renderer.html#isEnded()">Renderer</a></code></span></div>
<div class="block">Whether the renderer is ready for the <a href="../ExoPlayer.html" title="interface in com.google.android.exoplayer2"><code>ExoPlayer</code></a> instance to transition to <a href="../Player.html#STATE_ENDED"><code>Player.STATE_ENDED</code></a>. The player will make this transition as soon as <code>true</code> is returned
by all of its renderers.
<p>This method may be called when the renderer is in the following states: <a href="../Renderer.html#STATE_ENABLED"><code>Renderer.STATE_ENABLED</code></a>, <a href="../Renderer.html#STATE_STARTED"><code>Renderer.STATE_STARTED</code></a>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether the renderer is ready for the player to transition to the ended state.</dd>
</dl>
</li>
</ul>
<a id="isReady()">
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<h4>isReady</h4>
<pre class="methodSignature">public&nbsp;boolean&nbsp;isReady()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../Renderer.html#isReady()">Renderer</a></code></span></div>
<div class="block">Whether the renderer is able to immediately render media from the current position.
<p>If the renderer is in the <a href="../Renderer.html#STATE_STARTED"><code>Renderer.STATE_STARTED</code></a> state then returning true indicates that
the renderer has everything that it needs to continue playback. Returning false indicates that
the player should pause until the renderer is ready.
<p>If the renderer is in the <a href="../Renderer.html#STATE_ENABLED"><code>Renderer.STATE_ENABLED</code></a> state then returning true indicates that
the renderer is ready for playback to be started. Returning false indicates that it is not.
<p>This method may be called when the renderer is in the following states: <a href="../Renderer.html#STATE_ENABLED"><code>Renderer.STATE_ENABLED</code></a>, <a href="../Renderer.html#STATE_STARTED"><code>Renderer.STATE_STARTED</code></a>.</div>
<dl>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether the renderer is ready to render media.</dd>
</dl>
</li>
</ul>
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<h4>handleMessage</h4>
<pre class="methodSignature">public&nbsp;void&nbsp;handleMessage&#8203;(int&nbsp;messageType,
@Nullable
<a href="https://developer.android.com/reference/java/lang/Object.html" title="class or interface in java.lang" class="externalLink" target="_top">Object</a>&nbsp;message)
throws <a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from interface:&nbsp;<code><a href="../PlayerMessage.Target.html#handleMessage(int,java.lang.Object)">PlayerMessage.Target</a></code></span></div>
<div class="block">Handles a message delivered to the target.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Specified by:</span></dt>
<dd><code><a href="../PlayerMessage.Target.html#handleMessage(int,java.lang.Object)">handleMessage</a></code>&nbsp;in interface&nbsp;<code><a href="../PlayerMessage.Target.html" title="interface in com.google.android.exoplayer2">PlayerMessage.Target</a></code></dd>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../BaseRenderer.html#handleMessage(int,java.lang.Object)">handleMessage</a></code>&nbsp;in class&nbsp;<code><a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">BaseRenderer</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>messageType</code> - The message type.</dd>
<dd><code>message</code> - The message payload.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></code> - If an error occurred whilst handling the message. Should only be
thrown by targets that handle messages on the playback thread.</dd>
</dl>
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<h4>onEnabled</h4>
<pre class="methodSignature">protected&nbsp;void&nbsp;onEnabled&#8203;(boolean&nbsp;joining,
boolean&nbsp;mayRenderStartOfStream)
throws <a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../BaseRenderer.html#onEnabled(boolean,boolean)">BaseRenderer</a></code></span></div>
<div class="block">Called when the renderer is enabled.
<p>The default implementation is a no-op.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../BaseRenderer.html#onEnabled(boolean,boolean)">onEnabled</a></code>&nbsp;in class&nbsp;<code><a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">BaseRenderer</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>joining</code> - Whether this renderer is being enabled to join an ongoing playback.</dd>
<dd><code>mayRenderStartOfStream</code> - Whether this renderer is allowed to render the start of the
stream even if the state is not <a href="../Renderer.html#STATE_STARTED"><code>Renderer.STATE_STARTED</code></a> yet.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></code> - If an error occurs.</dd>
</dl>
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<h4>onPositionReset</h4>
<pre class="methodSignature">protected&nbsp;void&nbsp;onPositionReset&#8203;(long&nbsp;positionUs,
boolean&nbsp;joining)
throws <a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../BaseRenderer.html#onPositionReset(long,boolean)">BaseRenderer</a></code></span></div>
<div class="block">Called when the position is reset. This occurs when the renderer is enabled after <a href="../BaseRenderer.html#onStreamChanged(com.google.android.exoplayer2.Format%5B%5D,long,long)"><code>BaseRenderer.onStreamChanged(Format[], long, long)</code></a> has been called, and also when a position discontinuity
is encountered.
<p>After a position reset, the renderer's <a href="../source/SampleStream.html" title="interface in com.google.android.exoplayer2.source"><code>SampleStream</code></a> is guaranteed to provide samples
starting from a key frame.
<p>The default implementation is a no-op.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../BaseRenderer.html#onPositionReset(long,boolean)">onPositionReset</a></code>&nbsp;in class&nbsp;<code><a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">BaseRenderer</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>positionUs</code> - The new playback position in microseconds.</dd>
<dd><code>joining</code> - Whether this renderer is being enabled to join an ongoing playback.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></code> - If an error occurs.</dd>
</dl>
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<h4>onStarted</h4>
<pre class="methodSignature">protected&nbsp;void&nbsp;onStarted()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../BaseRenderer.html#onStarted()">BaseRenderer</a></code></span></div>
<div class="block">Called when the renderer is started.
<p>The default implementation is a no-op.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../BaseRenderer.html#onStarted()">onStarted</a></code>&nbsp;in class&nbsp;<code><a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">BaseRenderer</a></code></dd>
</dl>
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<pre class="methodSignature">protected&nbsp;void&nbsp;onStopped()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../BaseRenderer.html#onStopped()">BaseRenderer</a></code></span></div>
<div class="block">Called when the renderer is stopped.
<p>The default implementation is a no-op.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../BaseRenderer.html#onStopped()">onStopped</a></code>&nbsp;in class&nbsp;<code><a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">BaseRenderer</a></code></dd>
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<pre class="methodSignature">protected&nbsp;void&nbsp;onDisabled()</pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../BaseRenderer.html#onDisabled()">BaseRenderer</a></code></span></div>
<div class="block">Called when the renderer is disabled.
<p>The default implementation is a no-op.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../BaseRenderer.html#onDisabled()">onDisabled</a></code>&nbsp;in class&nbsp;<code><a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">BaseRenderer</a></code></dd>
</dl>
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<pre class="methodSignature">protected&nbsp;void&nbsp;onStreamChanged&#8203;(<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>[]&nbsp;formats,
long&nbsp;startPositionUs,
long&nbsp;offsetUs)
throws <a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></pre>
<div class="block"><span class="descfrmTypeLabel">Description copied from class:&nbsp;<code><a href="../BaseRenderer.html#onStreamChanged(com.google.android.exoplayer2.Format%5B%5D,long,long)">BaseRenderer</a></code></span></div>
<div class="block">Called when the renderer's stream has changed. This occurs when the renderer is enabled after
<a href="../BaseRenderer.html#onEnabled(boolean,boolean)"><code>BaseRenderer.onEnabled(boolean, boolean)</code></a> has been called, and also when the stream has been
replaced whilst the renderer is enabled or started.
<p>The default implementation is a no-op.</div>
<dl>
<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
<dd><code><a href="../BaseRenderer.html#onStreamChanged(com.google.android.exoplayer2.Format%5B%5D,long,long)">onStreamChanged</a></code>&nbsp;in class&nbsp;<code><a href="../BaseRenderer.html" title="class in com.google.android.exoplayer2">BaseRenderer</a></code></dd>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>formats</code> - The enabled formats.</dd>
<dd><code>startPositionUs</code> - The start position of the new stream in renderer time (microseconds).</dd>
<dd><code>offsetUs</code> - The offset that will be added to the timestamps of buffers read via <a href="../BaseRenderer.html#readSource(com.google.android.exoplayer2.FormatHolder,com.google.android.exoplayer2.decoder.DecoderInputBuffer,int)"><code>BaseRenderer.readSource(com.google.android.exoplayer2.FormatHolder, com.google.android.exoplayer2.decoder.DecoderInputBuffer, int)</code></a> so that decoder input buffers have monotonically increasing timestamps.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></code> - If an error occurs.</dd>
</dl>
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<h4>flushDecoder</h4>
<pre class="methodSignature">@CallSuper
protected&nbsp;void&nbsp;flushDecoder()
throws <a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></pre>
<div class="block">Flushes the decoder.</div>
<dl>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></code> - If an error occurs reinitializing a decoder.</dd>
</dl>
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<pre class="methodSignature">@CallSuper
protected&nbsp;void&nbsp;releaseDecoder()</pre>
<div class="block">Releases the decoder.</div>
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<pre class="methodSignature">@CallSuper
protected&nbsp;void&nbsp;onInputFormatChanged&#8203;(<a href="../FormatHolder.html" title="class in com.google.android.exoplayer2">FormatHolder</a>&nbsp;formatHolder)
throws <a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></pre>
<div class="block">Called when a new format is read from the upstream source.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>formatHolder</code> - A <a href="../FormatHolder.html" title="class in com.google.android.exoplayer2"><code>FormatHolder</code></a> that holds the new <a href="../Format.html" title="class in com.google.android.exoplayer2"><code>Format</code></a>.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></code> - If an error occurs (re-)initializing the decoder.</dd>
</dl>
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<pre class="methodSignature">protected&nbsp;void&nbsp;onQueueInputBuffer&#8203;(<a href="VideoDecoderInputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderInputBuffer</a>&nbsp;buffer)</pre>
<div class="block">Called immediately before an input buffer is queued into the decoder.
<p>The default implementation is a no-op.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>buffer</code> - The buffer that will be queued.</dd>
</dl>
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<pre class="methodSignature">@CallSuper
protected&nbsp;void&nbsp;onProcessedOutputBuffer&#8203;(long&nbsp;presentationTimeUs)</pre>
<div class="block">Called when an output buffer is successfully processed.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>presentationTimeUs</code> - The timestamp associated with the output buffer.</dd>
</dl>
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<pre class="methodSignature">protected&nbsp;boolean&nbsp;shouldDropOutputBuffer&#8203;(long&nbsp;earlyUs,
long&nbsp;elapsedRealtimeUs)</pre>
<div class="block">Returns whether the buffer being processed should be dropped.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>earlyUs</code> - The time until the buffer should be presented in microseconds. A negative value
indicates that the buffer is late.</dd>
<dd><code>elapsedRealtimeUs</code> - <a href="https://developer.android.com/reference/android/os/SystemClock.html#elapsedRealtime()" title="class or interface in android.os" class="externalLink" target="_top"><code>SystemClock.elapsedRealtime()</code></a> in microseconds,
measured at the start of the current iteration of the rendering loop.</dd>
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<pre class="methodSignature">protected&nbsp;boolean&nbsp;shouldDropBuffersToKeyframe&#8203;(long&nbsp;earlyUs,
long&nbsp;elapsedRealtimeUs)</pre>
<div class="block">Returns whether to drop all buffers from the buffer being processed to the keyframe at or after
the current playback position, if possible.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>earlyUs</code> - The time until the current buffer should be presented in microseconds. A
negative value indicates that the buffer is late.</dd>
<dd><code>elapsedRealtimeUs</code> - <a href="https://developer.android.com/reference/android/os/SystemClock.html#elapsedRealtime()" title="class or interface in android.os" class="externalLink" target="_top"><code>SystemClock.elapsedRealtime()</code></a> in microseconds,
measured at the start of the current iteration of the rendering loop.</dd>
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<pre class="methodSignature">protected&nbsp;boolean&nbsp;shouldForceRenderOutputBuffer&#8203;(long&nbsp;earlyUs,
long&nbsp;elapsedSinceLastRenderUs)</pre>
<div class="block">Returns whether to force rendering an output buffer.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>earlyUs</code> - The time until the current buffer should be presented in microseconds. A
negative value indicates that the buffer is late.</dd>
<dd><code>elapsedSinceLastRenderUs</code> - The elapsed time since the last output buffer was rendered, in
microseconds.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Returns whether to force rendering an output buffer.</dd>
</dl>
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</ul>
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<pre class="methodSignature">protected&nbsp;void&nbsp;skipOutputBuffer&#8203;(<a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>&nbsp;outputBuffer)</pre>
<div class="block">Skips the specified output buffer and releases it.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>outputBuffer</code> - The output buffer to skip.</dd>
</dl>
</li>
</ul>
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<pre class="methodSignature">protected&nbsp;void&nbsp;dropOutputBuffer&#8203;(<a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>&nbsp;outputBuffer)</pre>
<div class="block">Drops the specified output buffer and releases it.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>outputBuffer</code> - The output buffer to drop.</dd>
</dl>
</li>
</ul>
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<h4>maybeDropBuffersToKeyframe</h4>
<pre class="methodSignature">protected&nbsp;boolean&nbsp;maybeDropBuffersToKeyframe&#8203;(long&nbsp;positionUs)
throws <a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></pre>
<div class="block">Drops frames from the current output buffer to the next keyframe at or before the playback
position. If no such keyframe exists, as the playback position is inside the same group of
pictures as the buffer being processed, returns <code>false</code>. Returns <code>true</code> otherwise.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>positionUs</code> - The current playback position, in microseconds.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>Whether any buffers were dropped.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../ExoPlaybackException.html" title="class in com.google.android.exoplayer2">ExoPlaybackException</a></code> - If an error occurs flushing the decoder.</dd>
</dl>
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<pre class="methodSignature">protected&nbsp;void&nbsp;updateDroppedBufferCounters&#8203;(int&nbsp;droppedBufferCount)</pre>
<div class="block">Updates decoder counters to reflect that <code>droppedBufferCount</code> additional buffers were
dropped.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>droppedBufferCount</code> - The number of additional dropped buffers.</dd>
</dl>
</li>
</ul>
<a id="createDecoder(com.google.android.exoplayer2.Format,com.google.android.exoplayer2.drm.ExoMediaCrypto)">
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<h4>createDecoder</h4>
<pre class="methodSignature">protected abstract&nbsp;<a href="../decoder/Decoder.html" title="interface in com.google.android.exoplayer2.decoder">Decoder</a>&lt;<a href="VideoDecoderInputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderInputBuffer</a>,&#8203;? extends <a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>,&#8203;? extends <a href="../decoder/DecoderException.html" title="class in com.google.android.exoplayer2.decoder">DecoderException</a>&gt;&nbsp;createDecoder&#8203;(<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>&nbsp;format,
@Nullable
<a href="../drm/ExoMediaCrypto.html" title="interface in com.google.android.exoplayer2.drm">ExoMediaCrypto</a>&nbsp;mediaCrypto)
throws <a href="../decoder/DecoderException.html" title="class in com.google.android.exoplayer2.decoder">DecoderException</a></pre>
<div class="block">Creates a decoder for the given format.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>format</code> - The format for which a decoder is required.</dd>
<dd><code>mediaCrypto</code> - The <a href="../drm/ExoMediaCrypto.html" title="interface in com.google.android.exoplayer2.drm"><code>ExoMediaCrypto</code></a> object required for decoding encrypted content.
May be null and can be ignored if decoder does not handle encrypted content.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The decoder.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../decoder/DecoderException.html" title="class in com.google.android.exoplayer2.decoder">DecoderException</a></code> - If an error occurred creating a suitable decoder.</dd>
</dl>
</li>
</ul>
<a id="renderOutputBuffer(com.google.android.exoplayer2.video.VideoDecoderOutputBuffer,long,com.google.android.exoplayer2.Format)">
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<pre class="methodSignature">protected&nbsp;void&nbsp;renderOutputBuffer&#8203;(<a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>&nbsp;outputBuffer,
long&nbsp;presentationTimeUs,
<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>&nbsp;outputFormat)
throws <a href="../decoder/DecoderException.html" title="class in com.google.android.exoplayer2.decoder">DecoderException</a></pre>
<div class="block">Renders the specified output buffer.
<p>The implementation of this method takes ownership of the output buffer and is responsible
for calling <a href="VideoDecoderOutputBuffer.html#release()"><code>VideoDecoderOutputBuffer.release()</code></a> either immediately or in the future.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>outputBuffer</code> - <a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video"><code>VideoDecoderOutputBuffer</code></a> to render.</dd>
<dd><code>presentationTimeUs</code> - Presentation time in microseconds.</dd>
<dd><code>outputFormat</code> - Output <a href="../Format.html" title="class in com.google.android.exoplayer2"><code>Format</code></a>.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../decoder/DecoderException.html" title="class in com.google.android.exoplayer2.decoder">DecoderException</a></code> - If an error occurs when rendering the output buffer.</dd>
</dl>
</li>
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<pre class="methodSignature">protected abstract&nbsp;void&nbsp;renderOutputBufferToSurface&#8203;(<a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video">VideoDecoderOutputBuffer</a>&nbsp;outputBuffer,
<a href="https://developer.android.com/reference/android/view/Surface.html" title="class or interface in android.view" class="externalLink" target="_top">Surface</a>&nbsp;surface)
throws <a href="../decoder/DecoderException.html" title="class in com.google.android.exoplayer2.decoder">DecoderException</a></pre>
<div class="block">Renders the specified output buffer to the passed surface.
<p>The implementation of this method takes ownership of the output buffer and is responsible
for calling <a href="VideoDecoderOutputBuffer.html#release()"><code>VideoDecoderOutputBuffer.release()</code></a> either immediately or in the future.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>outputBuffer</code> - <a href="VideoDecoderOutputBuffer.html" title="class in com.google.android.exoplayer2.video"><code>VideoDecoderOutputBuffer</code></a> to render.</dd>
<dd><code>surface</code> - Output <a href="https://developer.android.com/reference/android/view/Surface.html" title="class or interface in android.view" class="externalLink" target="_top"><code>Surface</code></a>.</dd>
<dt><span class="throwsLabel">Throws:</span></dt>
<dd><code><a href="../decoder/DecoderException.html" title="class in com.google.android.exoplayer2.decoder">DecoderException</a></code> - If an error occurs when rendering the output buffer.</dd>
</dl>
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<h4>setOutput</h4>
<pre class="methodSignature">protected final&nbsp;void&nbsp;setOutput&#8203;(@Nullable
<a href="https://developer.android.com/reference/java/lang/Object.html" title="class or interface in java.lang" class="externalLink" target="_top">Object</a>&nbsp;output)</pre>
<div class="block">Sets the video output.</div>
</li>
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<h4>setDecoderOutputMode</h4>
<pre class="methodSignature">protected abstract&nbsp;void&nbsp;setDecoderOutputMode&#8203;(<a href="../C.VideoOutputMode.html" title="annotation in com.google.android.exoplayer2">@VideoOutputMode</a>
int&nbsp;outputMode)</pre>
<div class="block">Sets output mode of the decoder.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>outputMode</code> - Output mode.</dd>
</dl>
</li>
</ul>
<a id="canReuseDecoder(java.lang.String,com.google.android.exoplayer2.Format,com.google.android.exoplayer2.Format)">
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<h4>canReuseDecoder</h4>
<pre class="methodSignature">protected&nbsp;<a href="../decoder/DecoderReuseEvaluation.html" title="class in com.google.android.exoplayer2.decoder">DecoderReuseEvaluation</a>&nbsp;canReuseDecoder&#8203;(<a href="https://developer.android.com/reference/java/lang/String.html" title="class or interface in java.lang" class="externalLink" target="_top">String</a>&nbsp;decoderName,
<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>&nbsp;oldFormat,
<a href="../Format.html" title="class in com.google.android.exoplayer2">Format</a>&nbsp;newFormat)</pre>
<div class="block">Evaluates whether the existing decoder can be reused for a new <a href="../Format.html" title="class in com.google.android.exoplayer2"><code>Format</code></a>.
<p>The default implementation does not allow decoder reuse.</div>
<dl>
<dt><span class="paramLabel">Parameters:</span></dt>
<dd><code>oldFormat</code> - The previous format.</dd>
<dd><code>newFormat</code> - The new format.</dd>
<dt><span class="returnLabel">Returns:</span></dt>
<dd>The result of the evaluation.</dd>
</dl>
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