# SsChunkSource

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

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```
@UnstableApi
public interface SsChunkSource extends ChunkSource
```

<br />

Known direct subclasses [DefaultSsChunkSource](https://developer.android.com/reference/androidx/media3/exoplayer/smoothstreaming/DefaultSsChunkSource)

|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/smoothstreaming/DefaultSsChunkSource` | A default `https://developer.android.com/reference/androidx/media3/exoplayer/smoothstreaming/SsChunkSource` implementation. |

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A `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource` for SmoothStreaming.

## Summary

| ### Nested types |
|---|
| `public interface https://developer.android.com/reference/androidx/media3/exoplayer/smoothstreaming/SsChunkSource.Factory` Factory for `https://developer.android.com/reference/androidx/media3/exoplayer/smoothstreaming/SsChunkSource`s. |

| ### Public methods |
|---|---|
| `abstract void` | `https://developer.android.com/reference/androidx/media3/exoplayer/smoothstreaming/SsChunkSource#updateManifest(androidx.media3.exoplayer.smoothstreaming.manifest.SsManifest)(https://developer.android.com/reference/androidx/media3/exoplayer/smoothstreaming/manifest/SsManifest newManifest)` Updates the manifest. |
| `abstract void` | `https://developer.android.com/reference/androidx/media3/exoplayer/smoothstreaming/SsChunkSource#updateTrackSelection(androidx.media3.exoplayer.trackselection.ExoTrackSelection)(https://developer.android.com/reference/androidx/media3/exoplayer/trackselection/ExoTrackSelection trackSelection)` Updates the track selection. |

| ### Inherited methods |
|---|
| From [androidx.media3.exoplayer.source.chunk.ChunkSource](https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource) |---|---| | `abstract long` | `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource#getAdjustedSeekPositionUs(long,androidx.media3.exoplayer.SeekParameters)( long positionUs, https://developer.android.com/reference/androidx/media3/exoplayer/SeekParameters seekParameters )` Adjusts a seek position given the specified `https://developer.android.com/reference/androidx/media3/exoplayer/SeekParameters`. | | `abstract void` | `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource#getNextChunk(androidx.media3.exoplayer.LoadingInfo,long,java.util.List<? extends androidx.media3.exoplayer.source.chunk.MediaChunk>,androidx.media3.exoplayer.source.chunk.ChunkHolder)( https://developer.android.com/reference/androidx/media3/exoplayer/LoadingInfo loadingInfo, long loadPositionUs, https://developer.android.com/reference/java/util/List.html<https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/MediaChunk> queue, https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkHolder out )` Returns the next chunk to load. | | `abstract int` | `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource#getPreferredQueueSize(long,java.util.List<? extends androidx.media3.exoplayer.source.chunk.MediaChunk>)(long playbackPositionUs, https://developer.android.com/reference/java/util/List.html<https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/MediaChunk> queue)` Evaluates whether `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/MediaChunk`s should be removed from the back of the queue. | | `abstract void` | `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource#maybeThrowError()()` If the source is currently having difficulty providing chunks, then this method throws the underlying error. | | `abstract void` | `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource#onChunkLoadCompleted(androidx.media3.exoplayer.source.chunk.Chunk)(https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/Chunk chunk)` Called when the `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSampleStream` has finished loading a chunk obtained from this source. | | `abstract boolean` | `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource#onChunkLoadError(androidx.media3.exoplayer.source.chunk.Chunk,boolean,androidx.media3.exoplayer.upstream.LoadErrorHandlingPolicy.LoadErrorInfo,androidx.media3.exoplayer.upstream.LoadErrorHandlingPolicy)( https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/Chunk chunk, boolean cancelable, https://developer.android.com/reference/androidx/media3/exoplayer/upstream/LoadErrorHandlingPolicy.LoadErrorInfo loadErrorInfo, https://developer.android.com/reference/androidx/media3/exoplayer/upstream/LoadErrorHandlingPolicy loadErrorHandlingPolicy )` Called when the `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSampleStream` encounters an error loading a chunk obtained from this source. | | `abstract void` | `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource#release()()` Releases any held resources. | | `abstract boolean` | `https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/ChunkSource#shouldCancelLoad(long,androidx.media3.exoplayer.source.chunk.Chunk,java.util.List<? extends androidx.media3.exoplayer.source.chunk.MediaChunk>)( long playbackPositionUs, https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/Chunk loadingChunk, https://developer.android.com/reference/java/util/List.html<https://developer.android.com/reference/androidx/media3/exoplayer/source/chunk/MediaChunk> queue )` Returns whether an ongoing load of a chunk should be canceled. | |

## Public methods

### updateManifest

```
abstract void updateManifest(SsManifest newManifest)
```

Updates the manifest.

| Parameters |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/smoothstreaming/manifest/SsManifest newManifest` | The new manifest. |

### updateTrackSelection

```
abstract void updateTrackSelection(ExoTrackSelection trackSelection)
```

Updates the track selection.

| Parameters |
|---|---|
| `https://developer.android.com/reference/androidx/media3/exoplayer/trackselection/ExoTrackSelection trackSelection` | The new track selection instance. Must be equivalent to the previous one. |