com.google.android.exoplayer2.source.smoothstreaming.offline

Class SsDownloader

java.lang.Object

com.google.android.exoplayer2.offline.SegmentDownloader<SsManifest,StreamKey>

com.google.android.exoplayer2.source.smoothstreaming.offline.SsDownloader

All Implemented Interfaces:

com.google.android.exoplayer2.offline.Downloader

public final class SsDownloader
extends com.google.android.exoplayer2.offline.SegmentDownloader<SsManifest,StreamKey>

A downloader for SmoothStreaming streams.

Example usage:

 SimpleCache cache = new SimpleCache(downloadFolder, new NoOpCacheEvictor());
 DefaultHttpDataSourceFactory factory = new DefaultHttpDataSourceFactory("ExoPlayer", null);
 DownloaderConstructorHelper constructorHelper =
     new DownloaderConstructorHelper(cache, factory);
 // Create a downloader for the first track of the first stream element.
 SsDownloader ssDownloader =
     new SsDownloader(
         manifestUrl,
         Collections.singletonList(new StreamKey(0, 0)),
         constructorHelper);
 // Perform the download.
 ssDownloader.download();
 // Access downloaded data using CacheDataSource
 CacheDataSource cacheDataSource =
     new CacheDataSource(cache, factory.createDataSource(), CacheDataSource.FLAG_BLOCK_ON_CACHE);
 

Nested Class Summary

Nested classes/interfaces inherited from class com.google.android.exoplayer2.offline.SegmentDownloader

com.google.android.exoplayer2.offline.SegmentDownloader.Segment

Constructor Summary

Constructors

Constructor and Description
SsDownloader(android.net.Uri manifestUri, java.util.List<StreamKey> streamKeys, com.google.android.exoplayer2.offline.DownloaderConstructorHelper constructorHelper)

Method Summary

Modifier and Type	Method and Description
protected SsManifest	getManifest(com.google.android.exoplayer2.upstream.DataSource dataSource, android.net.Uri uri)
protected java.util.List<com.google.android.exoplayer2.offline.SegmentDownloader.Segment>	getSegments(com.google.android.exoplayer2.upstream.DataSource dataSource, SsManifest manifest, boolean allowIncompleteList)

Methods inherited from class com.google.android.exoplayer2.offline.SegmentDownloader

cancel, download, getDownloadedBytes, getDownloadPercentage, remove

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SsDownloader

public SsDownloader(android.net.Uri manifestUri,
                    java.util.List<StreamKey> streamKeys,
                    com.google.android.exoplayer2.offline.DownloaderConstructorHelper constructorHelper)

Parameters:

manifestUri - The Uri of the manifest to be downloaded.

streamKeys - Keys defining which streams in the manifest should be selected for download. If empty, all streams are downloaded.

constructorHelper - A DownloaderConstructorHelper instance.

Method Detail

getManifest

protected SsManifest getManifest(com.google.android.exoplayer2.upstream.DataSource dataSource,
                                 android.net.Uri uri)
                          throws java.io.IOException

Specified by:

getManifest in class com.google.android.exoplayer2.offline.SegmentDownloader<SsManifest,StreamKey>

Throws:

java.io.IOException

getSegments

protected java.util.List<com.google.android.exoplayer2.offline.SegmentDownloader.Segment> getSegments(com.google.android.exoplayer2.upstream.DataSource dataSource,
                                                                                                      SsManifest manifest,
                                                                                                      boolean allowIncompleteList)

Specified by:

getSegments in class com.google.android.exoplayer2.offline.SegmentDownloader<SsManifest,StreamKey>