Class DashUtil


  • @Deprecated
    public final class DashUtil
    extends Object
    Deprecated.
    com.google.android.exoplayer2 is deprecated. Please migrate to androidx.media3 (which contains the same ExoPlayer code). See the migration guide for more details, including a script to help with the migration.
    Utility methods for DASH streams.
    • Method Detail

      • loadManifest

        public static DashManifest loadManifest​(DataSource dataSource,
                                                Uri uri)
                                         throws IOException
        Deprecated.
        Loads a DASH manifest.
        Parameters:
        dataSource - The DataSource from which the manifest should be read.
        uri - The Uri of the manifest to be read.
        Returns:
        An instance of DashManifest.
        Throws:
        IOException - Thrown when there is an error while loading.
      • loadFormatWithDrmInitData

        @Nullable
        public static Format loadFormatWithDrmInitData​(DataSource dataSource,
                                                       Period period)
                                                throws IOException
        Deprecated.
        Loads a Format for acquiring keys for a given period in a DASH manifest.
        Parameters:
        dataSource - The DataSource from which data should be loaded.
        period - The Period.
        Returns:
        The loaded Format, or null if none is defined.
        Throws:
        IOException - Thrown when there is an error while loading.
      • loadSampleFormat

        @Nullable
        public static Format loadSampleFormat​(DataSource dataSource,
                                              int trackType,
                                              Representation representation,
                                              int baseUrlIndex)
                                       throws IOException
        Deprecated.
        Loads initialization data for the representation and returns the sample Format.
        Parameters:
        dataSource - The source from which the data should be loaded.
        trackType - The type of the representation. Typically one of the com.google.android.exoplayer2.C TRACK_TYPE_* constants.
        representation - The representation which initialization chunk belongs to.
        baseUrlIndex - The index of the base URL to be picked from the list of base URLs.
        Returns:
        the sample Format of the given representation.
        Throws:
        IOException - Thrown when there is an error while loading.
      • loadSampleFormat

        @Nullable
        public static Format loadSampleFormat​(DataSource dataSource,
                                              int trackType,
                                              Representation representation)
                                       throws IOException
        Deprecated.
        Loads initialization data for the representation and returns the sample Format.

        Uses the first base URL for loading the format.

        Parameters:
        dataSource - The source from which the data should be loaded.
        trackType - The type of the representation. Typically one of the com.google.android.exoplayer2.C TRACK_TYPE_* constants.
        representation - The representation which initialization chunk belongs to.
        Returns:
        the sample Format of the given representation.
        Throws:
        IOException - Thrown when there is an error while loading.
      • loadChunkIndex

        @Nullable
        public static ChunkIndex loadChunkIndex​(DataSource dataSource,
                                                int trackType,
                                                Representation representation,
                                                int baseUrlIndex)
                                         throws IOException
        Deprecated.
        Loads initialization and index data for the representation and returns the ChunkIndex.
        Parameters:
        dataSource - The source from which the data should be loaded.
        trackType - The type of the representation. Typically one of the com.google.android.exoplayer2.C TRACK_TYPE_* constants.
        representation - The representation which initialization chunk belongs to.
        baseUrlIndex - The index of the base URL with which to resolve the request URI.
        Returns:
        The ChunkIndex of the given representation, or null if no initialization or index data exists.
        Throws:
        IOException - Thrown when there is an error while loading.
      • loadChunkIndex

        @Nullable
        public static ChunkIndex loadChunkIndex​(DataSource dataSource,
                                                int trackType,
                                                Representation representation)
                                         throws IOException
        Deprecated.
        Loads initialization and index data for the representation and returns the ChunkIndex.

        Uses the first base URL for loading the index.

        Parameters:
        dataSource - The source from which the data should be loaded.
        trackType - The type of the representation. Typically one of the com.google.android.exoplayer2.C TRACK_TYPE_* constants.
        representation - The representation which initialization chunk belongs to.
        Returns:
        The ChunkIndex of the given representation, or null if no initialization or index data exists.
        Throws:
        IOException - Thrown when there is an error while loading.
      • loadInitializationData

        public static void loadInitializationData​(ChunkExtractor chunkExtractor,
                                                  DataSource dataSource,
                                                  Representation representation,
                                                  boolean loadIndex)
                                           throws IOException
        Deprecated.
        Loads initialization data for the representation and optionally index data then returns a BundledChunkExtractor which contains the output.

        Uses the first base URL for loading the initialization data.

        Parameters:
        chunkExtractor - The ChunkExtractor to use.
        dataSource - The source from which the data should be loaded.
        representation - The representation which initialization chunk belongs to.
        loadIndex - Whether to load index data too.
        Throws:
        IOException - Thrown when there is an error while loading.
      • resolveCacheKey

        public static String resolveCacheKey​(Representation representation,
                                             RangedUri rangedUri)
        Deprecated.
        Resolves the cache key to be used when requesting the given ranged URI for the given Representation.
        Parameters:
        representation - The Representation to which the URI belongs to.
        rangedUri - The URI for which to resolve the cache key.
        Returns:
        The cache key.