FilteringMediaSource

@UnstableApi
class FilteringMediaSource : WrappingMediaSource

kotlin.Any
   ↳ androidx.media3.exoplayer.source.BaseMediaSource
     ↳ androidx.media3.exoplayer.source.CompositeMediaSource
       ↳ androidx.media3.exoplayer.source.WrappingMediaSource
         ↳ androidx.media3.exoplayer.source.FilteringMediaSource

A MediaSource that filters the available track types.

Media sources loading muxed media, e.g. progressive streams with muxed video and audio, are still likely to parse all of these streams even if the tracks are not made available to the player.

Summary

Public constructors
FilteringMediaSource(mediaSource: MediaSource!, @C.TrackType trackType: Int)

Creates a filtering MediaSource that only publishes tracks of one type.
FilteringMediaSource(
    mediaSource: MediaSource!,
    trackTypes: (Mutable)Set<@C.TrackType Int!>!
)

Creates a filtering MediaSource that only publishes tracks of the given types.

Public functions
MediaPeriod!
createPeriod(
    id: MediaSource.MediaPeriodId!,
    allocator: Allocator!,
    startPositionUs: Long
)

Creates the requested MediaPeriod.
Unit
releasePeriod(mediaPeriod: MediaPeriod!)

Releases a MediaPeriod.

Inherited functions
From androidx.media3.exoplayer.source.BaseMediaSource
Unit
@UnstableApi
addDrmEventListener(
    handler: Handler!,
    eventListener: DrmSessionEventListener!
)

Adds a DrmSessionEventListener to the list of listeners which are notified of DRM events for this media source.
Unit
@UnstableApi
addEventListener(
    handler: Handler!,
    eventListener: MediaSourceEventListener!
)

Adds a MediaSourceEventListener to the list of listeners which are notified of media source events.
DrmSessionEventListener.EventDispatcher!

Returns a DrmSessionEventListener.EventDispatcher which dispatches all events to the registered listeners with the specified MediaPeriodId
DrmSessionEventListener.EventDispatcher!
createDrmEventDispatcher(
    windowIndex: Int,
    mediaPeriodId: MediaSource.MediaPeriodId?
)

Returns a DrmSessionEventListener.EventDispatcher which dispatches all events to the registered listeners with the specified window index and MediaPeriodId.
MediaSourceEventListener.EventDispatcher!

Returns a MediaSourceEventListener.EventDispatcher which dispatches all events to the registered listeners with the specified MediaPeriodId.
MediaSourceEventListener.EventDispatcher!
createEventDispatcher(
    mediaPeriodId: MediaSource.MediaPeriodId!,
    mediaTimeOffsetMs: Long
)

This function is deprecated.

Use createEventDispatcher instead.
MediaSourceEventListener.EventDispatcher!
createEventDispatcher(
    windowIndex: Int,
    mediaPeriodId: MediaSource.MediaPeriodId?
)

Returns a MediaSourceEventListener.EventDispatcher which dispatches all events to the registered listeners with the specified window index and MediaPeriodId.
MediaSourceEventListener.EventDispatcher!
createEventDispatcher(
    windowIndex: Int,
    mediaPeriodId: MediaSource.MediaPeriodId?,
    mediaTimeOffsetMs: Long
)

This function is deprecated.

Use createEventDispatcher instead.
Unit

Disables the source for the creation of MediaPeriods.
Unit

Enables the source for the creation of MediaPeriods.
Boolean

Returns whether the source is enabled.
Unit
@UnstableApi
prepareSource(
    caller: MediaSource.MediaSourceCaller!,
    mediaTransferListener: TransferListener?
)

This function is deprecated.

Implement prepareSource instead.
Unit
@UnstableApi
prepareSource(
    caller: MediaSource.MediaSourceCaller!,
    mediaTransferListener: TransferListener?,
    playerId: PlayerId!
)

Registers a MediaSourceCaller.
Boolean

Returns whether the source has prepareSource called.
Unit

Updates timeline and manifest and notifies all listeners of the update.
Unit

Unregisters a caller, and disables and releases the source if no longer required.
Unit

Removes a DrmSessionEventListener from the list of listeners which are notified of DRM events for this media source.
Unit

Removes a MediaSourceEventListener from the list of listeners which are notified of media source events.
From androidx.media3.exoplayer.source.CompositeMediaSource
Unit

Disables a child source.
Unit

Disables the source, see disable.
Unit

Enables a child source.
Unit

Enables the source, see enable.
MediaSource.MediaPeriodId?
getMediaPeriodIdForChildMediaPeriodId(
    @UnknownNull childSourceId: T!,
    mediaPeriodId: MediaSource.MediaPeriodId!
)

Returns the MediaPeriodId in the composite source corresponding to the specified in a child source.
Long
getMediaTimeForChildMediaTime(
    @UnknownNull childSourceId: T!,
    mediaTimeMs: Long,
    mediaPeriodId: MediaSource.MediaPeriodId?
)

Returns the media time in the MediaPeriod of the composite source corresponding to the specified media time in the MediaPeriod of the child source.
Int
getWindowIndexForChildWindowIndex(
    @UnknownNull childSourceId: T!,
    windowIndex: Int
)

Returns the window index in the composite source corresponding to the specified window index in a child source.
Unit

Throws any pending error encountered while loading or refreshing source information.
abstract Unit
onChildSourceInfoRefreshed(
    @UnknownNull childSourceId: T!,
    mediaSource: MediaSource!,
    newTimeline: Timeline!
)

Called when the source info of a child source has been refreshed.
Unit
prepareChildSource(@UnknownNull id: T!, mediaSource: MediaSource!)

Prepares a child source.
Unit

Releases a child source.
Unit

Releases the source, see releaseSource.
From androidx.media3.exoplayer.source.WrappingMediaSource
Boolean

Returns whether the for this source can be updated with the provided item.
Unit

Disables the child source.
Unit

Enables the child source.
Timeline?

Returns the initial placeholder timeline that is returned immediately when the real timeline is not yet known, or null to let the player create an initial timeline.
MediaItem!

Returns the whose media is provided by the source.
MediaSource.MediaPeriodId?

Returns the MediaPeriodId in the wrapping source corresponding to the specified in a child source.
MediaSource.MediaPeriodId?
getMediaPeriodIdForChildMediaPeriodId(
    childSourceId: Void!,
    mediaPeriodId: MediaSource.MediaPeriodId!
)

Returns the MediaPeriodId in the composite source corresponding to the specified in a child source.
Long
getMediaTimeForChildMediaTime(
    mediaTimeMs: Long,
    mediaPeriodId: MediaSource.MediaPeriodId?
)

Returns the media time in the MediaPeriod of the wrapping source corresponding to the specified media time in the MediaPeriod of the child source.
Long
getMediaTimeForChildMediaTime(
    childSourceId: Void!,
    mediaTimeMs: Long,
    mediaPeriodId: MediaSource.MediaPeriodId?
)

Returns the media time in the MediaPeriod of the composite source corresponding to the specified media time in the MediaPeriod of the child source.
Int

Returns the window index in the wrapping source corresponding to the specified window index in a child source.
Int
getWindowIndexForChildWindowIndex(childSourceId: Void!, windowIndex: Int)

Returns the window index in the composite source corresponding to the specified window index in a child source.
Boolean

Returns true if the media source is guaranteed to never have zero or more than one window.
Unit

Called when the child source info has been refreshed.
Unit
onChildSourceInfoRefreshed(
    childSourceId: Void!,
    mediaSource: MediaSource!,
    newTimeline: Timeline!
)

Called when the source info of a child source has been refreshed.
Unit

Prepares the wrapped child source.
Unit

Starts source preparation and enables the source, see prepareSource.
Unit
prepareSourceInternal(mediaTransferListener: TransferListener?)

Starts source preparation and enables the source, see prepareSource.
Unit

Releases the child source.
Unit

Updates the for this source.

Inherited properties
From androidx.media3.exoplayer.source.BaseMediaSource
PlayerId?
From androidx.media3.exoplayer.source.WrappingMediaSource
MediaSource!

The wrapped child MediaSource.

Public constructors

FilteringMediaSource

FilteringMediaSource(mediaSource: MediaSource!, @C.TrackType trackType: Int)

Creates a filtering MediaSource that only publishes tracks of one type.

Parameters
mediaSource: MediaSource!

The wrapped MediaSource.
@C.TrackType trackType: Int

The only C.TrackType to provide from this source.

FilteringMediaSource

FilteringMediaSource(
    mediaSource: MediaSource!,
    trackTypes: (Mutable)Set<@C.TrackType Int!>!
)

Creates a filtering MediaSource that only publishes tracks of the given types.

Parameters
mediaSource: MediaSource!

The wrapped MediaSource.
trackTypes: (Mutable)Set<@C.TrackType Int!>!

The track types to provide from this source.

Public functions

createPeriod

fun createPeriod(
    id: MediaSource.MediaPeriodId!,
    allocator: Allocator!,
    startPositionUs: Long
): MediaPeriod!

Creates the requested MediaPeriod.

This method typically forwards to the wrapped media source and optionally wraps the returned MediaPeriod.

See also
createPeriod

releasePeriod

fun releasePeriod(mediaPeriod: MediaPeriod!): Unit

Releases a MediaPeriod.

This method typically forwards to the wrapped media source and optionally unwraps the provided MediaPeriod.

See also
releasePeriod