# AudioTrackAudioOutputProvider

Artifact: [androidx.media3:media3-exoplayer](https://developer.android.com/jetpack/androidx/releases/media3) [View Source](https://cs.android.com/search?q=file:androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider.java+class:androidx.media3.exoplayer.audio.AudioTrackAudioOutputProvider)

*** ** * ** ***


```
public final class AudioTrackAudioOutputProvider implements AudioOutputProvider
```

<br />

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A default implementation of `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider`.

## Summary

| ### Nested types |
|---|
| `public final class https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider.Builder` A builder to create `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider` instances. |

| ### Public fields |
|---|---|
| `@https://checkerframework.org/api/org/checkerframework/checker/nullness/qual/MonotonicNonNull.html https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioCapabilities` | `@https://checkerframework.org/api/org/checkerframework/checker/nullness/qual/MonotonicNonNull.html https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#audioCapabilities()` |

| ### Public methods |
|---|---|
| `void` | `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#addListener(androidx.media3.exoplayer.audio.AudioOutputProvider.Listener)(https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.Listener listener)` Adds a `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.Listener`. |
| `@https://developer.android.com/reference/androidx/annotation/Nullable https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioCapabilities` | `@https://developer.android.com/reference/androidx/media3/common/util/UnstableApi https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#getAudioCapabilities()()` Returns the `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioCapabilities`. |
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutput` | `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#getAudioOutput(androidx.media3.exoplayer.audio.AudioOutputProvider.OutputConfig)(https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.OutputConfig config)` Returns an `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutput` for the given config. |
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatSupport` | `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#getFormatSupport(androidx.media3.exoplayer.audio.AudioOutputProvider.FormatConfig)(https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatConfig formatConfig)` Returns the `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatSupport` that this provider has for a given `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatConfig`. |
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.OutputConfig` | `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#getOutputConfig(androidx.media3.exoplayer.audio.AudioOutputProvider.FormatConfig)(https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatConfig formatConfig)` Returns the `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.OutputConfig` for the given format. |
| `boolean` | `@https://developer.android.com/reference/androidx/media3/common/util/UnstableApi https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#hasPendingReleases()()` Returns whether there are any pending asynchronous releases of audio outputs. |
| `void` | `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#release()()` Releases resources held by the provider. |
| `void` | `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#removeListener(androidx.media3.exoplayer.audio.AudioOutputProvider.Listener)(https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.Listener listener)` Removes a `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.Listener`. |
| `void` | `@https://developer.android.com/reference/androidx/media3/common/util/UnstableApi https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutputProvider#setClock(androidx.media3.common.util.Clock)(https://developer.android.com/reference/androidx/media3/common/util/Clock clock)` Sets the `https://developer.android.com/reference/androidx/media3/common/util/Clock` to use in the provider. |

### Inherited Constants

From [androidx.media3.exoplayer.audio.AudioOutputProvider](https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider) `static final int` `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider#FORMAT_SUPPORTED_DIRECTLY() = 2`

The provider supports the format directly, without the need for internal transcoding.
`static final int` `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider#FORMAT_SUPPORTED_WITH_TRANSCODING() = 1`

The provider supports the format, but needs to transcode it internally to do so.
`static final int` `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider#FORMAT_UNSUPPORTED() = 0`

The provider does not support the format.

## Public fields

### audioCapabilities

```
@MonotonicNonNull
public @MonotonicNonNull AudioCapabilities audioCapabilities
```

## Public methods

### addListener

```
public void addListener(AudioOutputProvider.Listener listener)
```

Adds a `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.Listener`.

| Parameters |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.Listener listener` | The listener to add. |

### getAudioCapabilities

```
@UnstableApi
public @Nullable AudioCapabilities getAudioCapabilities()
```

Returns the `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioCapabilities`.

### getAudioOutput

```
public AudioTrackAudioOutput getAudioOutput(AudioOutputProvider.OutputConfig config)
```

Returns an `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutput` for the given config.

| Parameters |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.OutputConfig config` | The `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.OutputConfig`. |

| Returns |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioTrackAudioOutput` | The `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutput`. |

| Throws |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.InitializationException` |   |

### getFormatSupport

```
public AudioOutputProvider.FormatSupport getFormatSupport(AudioOutputProvider.FormatConfig formatConfig)
```

Returns the `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatSupport` that this provider has for a given `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatConfig`.

| Parameters |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatConfig formatConfig` | The `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatConfig`. |

| Returns |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatSupport` | The `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatSupport` for this config. |

### getOutputConfig

```
public AudioOutputProvider.OutputConfig getOutputConfig(AudioOutputProvider.FormatConfig formatConfig)
```

Returns the `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.OutputConfig` for the given format.

| Parameters |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatConfig formatConfig` | The `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.FormatConfig`. |

| Returns |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.OutputConfig` | The `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.OutputConfig` for this format. |

| Throws |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.ConfigurationException` |   |

### hasPendingReleases

```
@UnstableApi
public boolean hasPendingReleases()
```

Returns whether there are any pending asynchronous releases of audio outputs.

Implementations that release resources synchronously should return false.

### release

```
public void release()
```

Releases resources held by the provider.

### removeListener

```
public void removeListener(AudioOutputProvider.Listener listener)
```

Removes a `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.Listener`.

| Parameters |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/audio/AudioOutputProvider.Listener listener` | The listener to remove. |

### setClock

```
@UnstableApi
public void setClock(Clock clock)
```

Sets the `https://developer.android.com/reference/androidx/media3/common/util/Clock` to use in the provider.