EventLogger (ExoPlayer library)

java.lang.Object
- com.google.android.exoplayer2.util.EventLogger

All Implemented Interfaces:

AnalyticsListener
```
public class EventLogger
extends Object
implements AnalyticsListener
```
Logs events from Player and other core components using Log.

Nested Class Summary
- Nested classes/interfaces inherited from interface com.google.android.exoplayer2.analytics.AnalyticsListener
  AnalyticsListener.EventFlags, AnalyticsListener.Events, AnalyticsListener.EventTime

Field Summary
- Fields inherited from interface com.google.android.exoplayer2.analytics.AnalyticsListener
  EVENT_AUDIO_ATTRIBUTES_CHANGED, EVENT_AUDIO_DECODER_INITIALIZED, EVENT_AUDIO_DECODER_RELEASED, EVENT_AUDIO_DISABLED, EVENT_AUDIO_ENABLED, EVENT_AUDIO_INPUT_FORMAT_CHANGED, EVENT_AUDIO_POSITION_ADVANCING, EVENT_AUDIO_SESSION_ID, EVENT_AUDIO_SINK_ERROR, EVENT_AUDIO_UNDERRUN, EVENT_BANDWIDTH_ESTIMATE, EVENT_DOWNSTREAM_FORMAT_CHANGED, EVENT_DRM_KEYS_LOADED, EVENT_DRM_KEYS_REMOVED, EVENT_DRM_KEYS_RESTORED, EVENT_DRM_SESSION_ACQUIRED, EVENT_DRM_SESSION_MANAGER_ERROR, EVENT_DRM_SESSION_RELEASED, EVENT_DROPPED_VIDEO_FRAMES, EVENT_IS_LOADING_CHANGED, EVENT_IS_PLAYING_CHANGED, EVENT_LOAD_CANCELED, EVENT_LOAD_COMPLETED, EVENT_LOAD_ERROR, EVENT_LOAD_STARTED, EVENT_MEDIA_ITEM_TRANSITION, EVENT_METADATA, EVENT_PLAY_WHEN_READY_CHANGED, EVENT_PLAYBACK_PARAMETERS_CHANGED, EVENT_PLAYBACK_STATE_CHANGED, EVENT_PLAYBACK_SUPPRESSION_REASON_CHANGED, EVENT_PLAYER_ERROR, EVENT_PLAYER_RELEASED, EVENT_POSITION_DISCONTINUITY, EVENT_RENDERED_FIRST_FRAME, EVENT_REPEAT_MODE_CHANGED, EVENT_SHUFFLE_MODE_ENABLED_CHANGED, EVENT_SKIP_SILENCE_ENABLED_CHANGED, EVENT_STATIC_METADATA_CHANGED, EVENT_SURFACE_SIZE_CHANGED, EVENT_TIMELINE_CHANGED, EVENT_TRACKS_CHANGED, EVENT_UPSTREAM_DISCARDED, EVENT_VIDEO_DECODER_INITIALIZED, EVENT_VIDEO_DECODER_RELEASED, EVENT_VIDEO_DISABLED, EVENT_VIDEO_ENABLED, EVENT_VIDEO_FRAME_PROCESSING_OFFSET, EVENT_VIDEO_INPUT_FORMAT_CHANGED, EVENT_VIDEO_SIZE_CHANGED, EVENT_VOLUME_CHANGED

Constructor Summary

Constructors
Constructor	Description
`EventLogger(MappingTrackSelector trackSelector)`	Creates event logger.
`EventLogger(MappingTrackSelector trackSelector, String tag)`	Creates event logger.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`protected void`	`logd(String msg)`	Logs a debug message.
`protected void`	`loge(String msg)`	Logs an error message.
`void`	`onAudioAttributesChanged(AnalyticsListener.EventTime eventTime, AudioAttributes audioAttributes)`	Called when the audio attributes change.
`void`	`onAudioDecoderInitialized(AnalyticsListener.EventTime eventTime, String decoderName, long initializationDurationMs)`	Called when an audio renderer creates a decoder.
`void`	`onAudioDecoderReleased(AnalyticsListener.EventTime eventTime, String decoderName)`	Called when an audio renderer releases a decoder.
`void`	`onAudioDisabled(AnalyticsListener.EventTime eventTime, DecoderCounters counters)`	Called when an audio renderer is disabled.
`void`	`onAudioEnabled(AnalyticsListener.EventTime eventTime, DecoderCounters counters)`	Called when an audio renderer is enabled.
`void`	`onAudioInputFormatChanged(AnalyticsListener.EventTime eventTime, Format format, DecoderReuseEvaluation decoderReuseEvaluation)`	Called when the format of the media being consumed by an audio renderer changes.
`void`	`onAudioSessionIdChanged(AnalyticsListener.EventTime eventTime, int audioSessionId)`	Called when the audio session ID changes.
`void`	`onAudioUnderrun(AnalyticsListener.EventTime eventTime, int bufferSize, long bufferSizeMs, long elapsedSinceLastFeedMs)`	Called when an audio underrun occurs.
`void`	`onBandwidthEstimate(AnalyticsListener.EventTime eventTime, int totalLoadTimeMs, long totalBytesLoaded, long bitrateEstimate)`	Called when the bandwidth estimate for the current data source has been updated.
`void`	`onDownstreamFormatChanged(AnalyticsListener.EventTime eventTime, MediaLoadData mediaLoadData)`	Called when the downstream format sent to the renderers changed.
`void`	`onDrmKeysLoaded(AnalyticsListener.EventTime eventTime)`	Called each time drm keys are loaded.
`void`	`onDrmKeysRemoved(AnalyticsListener.EventTime eventTime)`	Called each time offline drm keys are removed.
`void`	`onDrmKeysRestored(AnalyticsListener.EventTime eventTime)`	Called each time offline drm keys are restored.
`void`	`onDrmSessionAcquired(AnalyticsListener.EventTime eventTime)`	Called each time a drm session is acquired.
`void`	`onDrmSessionManagerError(AnalyticsListener.EventTime eventTime, Exception e)`	Called when a drm error occurs.
`void`	`onDrmSessionReleased(AnalyticsListener.EventTime eventTime)`	Called each time a drm session is released.
`void`	`onDroppedVideoFrames(AnalyticsListener.EventTime eventTime, int count, long elapsedMs)`	Called after video frames have been dropped.
`void`	`onIsLoadingChanged(AnalyticsListener.EventTime eventTime, boolean isLoading)`	Called when the player starts or stops loading data from a source.
`void`	`onIsPlayingChanged(AnalyticsListener.EventTime eventTime, boolean isPlaying)`	Called when the player starts or stops playing.
`void`	`onLoadCanceled(AnalyticsListener.EventTime eventTime, LoadEventInfo loadEventInfo, MediaLoadData mediaLoadData)`	Called when a media source canceled loading data.
`void`	`onLoadCompleted(AnalyticsListener.EventTime eventTime, LoadEventInfo loadEventInfo, MediaLoadData mediaLoadData)`	Called when a media source completed loading data.
`void`	`onLoadError(AnalyticsListener.EventTime eventTime, LoadEventInfo loadEventInfo, MediaLoadData mediaLoadData, IOException error, boolean wasCanceled)`	Called when a media source loading error occurred.
`void`	`onLoadStarted(AnalyticsListener.EventTime eventTime, LoadEventInfo loadEventInfo, MediaLoadData mediaLoadData)`	Called when a media source started loading data.
`void`	`onMediaItemTransition(AnalyticsListener.EventTime eventTime, MediaItem mediaItem, int reason)`	Called when playback transitions to a different media item.
`void`	`onMetadata(AnalyticsListener.EventTime eventTime, Metadata metadata)`	Called when there is `Metadata` associated with the current playback time.
`void`	`onPlaybackParametersChanged(AnalyticsListener.EventTime eventTime, PlaybackParameters playbackParameters)`	Called when the playback parameters changed.
`void`	`onPlaybackStateChanged(AnalyticsListener.EventTime eventTime, int state)`	Called when the playback state changed.
`void`	`onPlaybackSuppressionReasonChanged(AnalyticsListener.EventTime eventTime, int playbackSuppressionReason)`	Called when playback suppression reason changed.
`void`	`onPlayerError(AnalyticsListener.EventTime eventTime, ExoPlaybackException e)`	Called when a fatal player error occurred.
`void`	`onPlayWhenReadyChanged(AnalyticsListener.EventTime eventTime, boolean playWhenReady, int reason)`	Called when the value changed that indicates whether playback will proceed when ready.
`void`	`onPositionDiscontinuity(AnalyticsListener.EventTime eventTime, int reason)`	Called when a position discontinuity occurred.
`void`	`onRenderedFirstFrame(AnalyticsListener.EventTime eventTime, Surface surface)`	Called when a frame is rendered for the first time since setting the surface, or since the renderer was reset, or since the stream being rendered was changed.
`void`	`onRepeatModeChanged(AnalyticsListener.EventTime eventTime, int repeatMode)`	Called when the repeat mode changed.
`void`	`onSeekStarted(AnalyticsListener.EventTime eventTime)`	Called when a seek operation started.
`void`	`onShuffleModeChanged(AnalyticsListener.EventTime eventTime, boolean shuffleModeEnabled)`	Called when the shuffle mode changed.
`void`	`onSkipSilenceEnabledChanged(AnalyticsListener.EventTime eventTime, boolean skipSilenceEnabled)`	Called when skipping silences is enabled or disabled in the audio stream.
`void`	`onStaticMetadataChanged(AnalyticsListener.EventTime eventTime, List<Metadata> metadataList)`	Called when the static metadata changes.
`void`	`onSurfaceSizeChanged(AnalyticsListener.EventTime eventTime, int width, int height)`	Called when the output surface size changed.
`void`	`onTimelineChanged(AnalyticsListener.EventTime eventTime, int reason)`	Called when the timeline changed.
`void`	`onTracksChanged(AnalyticsListener.EventTime eventTime, TrackGroupArray ignored, TrackSelectionArray trackSelections)`	Called when the available or selected tracks for the renderers changed.
`void`	`onUpstreamDiscarded(AnalyticsListener.EventTime eventTime, MediaLoadData mediaLoadData)`	Called when data is removed from the back of a media buffer, typically so that it can be re-buffered in a different format.
`void`	`onVideoDecoderInitialized(AnalyticsListener.EventTime eventTime, String decoderName, long initializationDurationMs)`	Called when a video renderer creates a decoder.
`void`	`onVideoDecoderReleased(AnalyticsListener.EventTime eventTime, String decoderName)`	Called when a video renderer releases a decoder.
`void`	`onVideoDisabled(AnalyticsListener.EventTime eventTime, DecoderCounters counters)`	Called when a video renderer is disabled.
`void`	`onVideoEnabled(AnalyticsListener.EventTime eventTime, DecoderCounters counters)`	Called when a video renderer is enabled.
`void`	`onVideoInputFormatChanged(AnalyticsListener.EventTime eventTime, Format format, DecoderReuseEvaluation decoderReuseEvaluation)`	Called when the format of the media being consumed by a video renderer changes.
`void`	`onVideoSizeChanged(AnalyticsListener.EventTime eventTime, int width, int height, int unappliedRotationDegrees, float pixelWidthHeightRatio)`	Called before a frame is rendered for the first time since setting the surface, and each time there's a change in the size or pixel aspect ratio of the video being rendered.
`void`	`onVolumeChanged(AnalyticsListener.EventTime eventTime, float volume)`	Called when the volume changes.

Methods inherited from interface com.google.android.exoplayer2.analytics.AnalyticsListener
onAudioInputFormatChanged, onAudioPositionAdvancing, onAudioSinkError, onDecoderDisabled, onDecoderEnabled, onDecoderInitialized, onDecoderInputFormatChanged, onEvents, onLoadingChanged, onPlayerReleased, onPlayerStateChanged, onSeekProcessed, onVideoFrameProcessingOffset, onVideoInputFormatChanged

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - EventLogger
```
public EventLogger(@Nullable
                   MappingTrackSelector trackSelector)
```
    Creates event logger.
    
    Parameters:
    
    trackSelector - The mapping track selector used by the player. May be null if detailed logging of track mapping is not required.
  - EventLogger
```
public EventLogger(@Nullable
                   MappingTrackSelector trackSelector,
                   String tag)
```
    Creates event logger.
    
    Parameters:
    
    trackSelector - The mapping track selector used by the player. May be null if detailed logging of track mapping is not required.
    
    tag - The tag used for logging.
- Method Detail
  - onIsLoadingChanged
```
public void onIsLoadingChanged(AnalyticsListener.EventTime eventTime,
                               boolean isLoading)
```
    Description copied from interface: AnalyticsListener
    
    Called when the player starts or stops loading data from a source.
    
    Specified by:
    
    onIsLoadingChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    isLoading - Whether the player is loading.
  - onPlaybackStateChanged
```
public void onPlaybackStateChanged(AnalyticsListener.EventTime eventTime,
                                   @State
                                   int state)
```
    Description copied from interface: AnalyticsListener
    
    Called when the playback state changed.
    
    Specified by:
    
    onPlaybackStateChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    state - The new playback state.
  - onPlayWhenReadyChanged
```
public void onPlayWhenReadyChanged(AnalyticsListener.EventTime eventTime,
                                   boolean playWhenReady,
                                   @PlayWhenReadyChangeReason
                                   int reason)
```
    Description copied from interface: AnalyticsListener
    
    Called when the value changed that indicates whether playback will proceed when ready.
    
    Specified by:
    
    onPlayWhenReadyChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    playWhenReady - Whether playback will proceed when ready.
    
    reason - The reason of the change.
  - onPlaybackSuppressionReasonChanged
```
public void onPlaybackSuppressionReasonChanged(AnalyticsListener.EventTime eventTime,
                                               @PlaybackSuppressionReason
                                               int playbackSuppressionReason)
```
    Description copied from interface: AnalyticsListener
    
    Called when playback suppression reason changed.
    
    Specified by:
    
    onPlaybackSuppressionReasonChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    playbackSuppressionReason - The new Player.PlaybackSuppressionReason.
  - onIsPlayingChanged
```
public void onIsPlayingChanged(AnalyticsListener.EventTime eventTime,
                               boolean isPlaying)
```
    Description copied from interface: AnalyticsListener
    
    Called when the player starts or stops playing.
    
    Specified by:
    
    onIsPlayingChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    isPlaying - Whether the player is playing.
  - onRepeatModeChanged
```
public void onRepeatModeChanged(AnalyticsListener.EventTime eventTime,
                                @RepeatMode
                                int repeatMode)
```
    Description copied from interface: AnalyticsListener
    
    Called when the repeat mode changed.
    
    Specified by:
    
    onRepeatModeChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    repeatMode - The new repeat mode.
  - onShuffleModeChanged
```
public void onShuffleModeChanged(AnalyticsListener.EventTime eventTime,
                                 boolean shuffleModeEnabled)
```
    Description copied from interface: AnalyticsListener
    
    Called when the shuffle mode changed.
    
    Specified by:
    
    onShuffleModeChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    shuffleModeEnabled - Whether the shuffle mode is enabled.
  - onPositionDiscontinuity
```
public void onPositionDiscontinuity(AnalyticsListener.EventTime eventTime,
                                    @DiscontinuityReason
                                    int reason)
```
    Description copied from interface: AnalyticsListener
    
    Called when a position discontinuity occurred.
    
    Specified by:
    
    onPositionDiscontinuity in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    reason - The reason for the position discontinuity.
  - onSeekStarted
```
public void onSeekStarted(AnalyticsListener.EventTime eventTime)
```
    Description copied from interface: AnalyticsListener
    
    Called when a seek operation started.
    
    Specified by:
    
    onSeekStarted in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
  - onPlaybackParametersChanged
```
public void onPlaybackParametersChanged(AnalyticsListener.EventTime eventTime,
                                        PlaybackParameters playbackParameters)
```
    Description copied from interface: AnalyticsListener
    
    Called when the playback parameters changed.
    
    Specified by:
    
    onPlaybackParametersChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    playbackParameters - The new playback parameters.
  - onTimelineChanged
```
public void onTimelineChanged(AnalyticsListener.EventTime eventTime,
                              @TimelineChangeReason
                              int reason)
```
    Description copied from interface: AnalyticsListener
    
    Called when the timeline changed.
    
    Specified by:
    
    onTimelineChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    reason - The reason for the timeline change.
  - onMediaItemTransition
```
public void onMediaItemTransition(AnalyticsListener.EventTime eventTime,
                                  @Nullable
                                  MediaItem mediaItem,
                                  int reason)
```
    Description copied from interface: AnalyticsListener
    
    Called when playback transitions to a different media item.
    
    Specified by:
    
    onMediaItemTransition in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    mediaItem - The media item.
    
    reason - The reason for the media item transition.
  - onPlayerError
```
public void onPlayerError(AnalyticsListener.EventTime eventTime,
                          ExoPlaybackException e)
```
    Description copied from interface: AnalyticsListener
    
    Called when a fatal player error occurred.
    
    Specified by:
    
    onPlayerError in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    e - The error.
  - onTracksChanged
```
public void onTracksChanged(AnalyticsListener.EventTime eventTime,
                            TrackGroupArray ignored,
                            TrackSelectionArray trackSelections)
```
    Description copied from interface: AnalyticsListener
    
    Called when the available or selected tracks for the renderers changed.
    
    Specified by:
    
    onTracksChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    ignored - The available tracks. May be empty.
    
    trackSelections - The track selections for each renderer. May contain null elements.
  - onStaticMetadataChanged
```
public void onStaticMetadataChanged(AnalyticsListener.EventTime eventTime,
                                    List<Metadata> metadataList)
```
    Description copied from interface: AnalyticsListener
    
    Called when the static metadata changes.
    The provided metadataList is an immutable list of Metadata instances, where the elements correspond to the current track selections (as returned by AnalyticsListener.onTracksChanged(EventTime, TrackGroupArray, TrackSelectionArray), or an empty list if there are no track selections or the selected tracks contain no static metadata.
    The metadata is considered static in the sense that it comes from the tracks' declared Formats, rather than being timed (or dynamic) metadata, which is represented within a metadata track.
    
    Specified by:
    
    onStaticMetadataChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    metadataList - The static metadata.
  - onMetadata
```
public void onMetadata(AnalyticsListener.EventTime eventTime,
                       Metadata metadata)
```
    Description copied from interface: AnalyticsListener
    
    Called when there is Metadata associated with the current playback time.
    
    Specified by:
    
    onMetadata in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    metadata - The metadata.
  - onAudioEnabled
```
public void onAudioEnabled(AnalyticsListener.EventTime eventTime,
                           DecoderCounters counters)
```
    Description copied from interface: AnalyticsListener
    
    Called when an audio renderer is enabled.
    
    Specified by:
    
    onAudioEnabled in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    counters - DecoderCounters that will be updated by the renderer for as long as it remains enabled.
  - onAudioDecoderInitialized
```
public void onAudioDecoderInitialized(AnalyticsListener.EventTime eventTime,
                                      String decoderName,
                                      long initializationDurationMs)
```
    Description copied from interface: AnalyticsListener
    
    Called when an audio renderer creates a decoder.
    
    Specified by:
    
    onAudioDecoderInitialized in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    decoderName - The decoder that was created.
    
    initializationDurationMs - The time taken to initialize the decoder in milliseconds.
  - onAudioInputFormatChanged
```
public void onAudioInputFormatChanged(AnalyticsListener.EventTime eventTime,
                                      Format format,
                                      @Nullable
                                      DecoderReuseEvaluation decoderReuseEvaluation)
```
    Description copied from interface: AnalyticsListener
    
    Called when the format of the media being consumed by an audio renderer changes.
    
    Specified by:
    
    onAudioInputFormatChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    format - The new format.
    
    decoderReuseEvaluation - The result of the evaluation to determine whether an existing decoder instance can be reused for the new format, or null if the renderer did not have a decoder.
  - onAudioUnderrun
```
public void onAudioUnderrun(AnalyticsListener.EventTime eventTime,
                            int bufferSize,
                            long bufferSizeMs,
                            long elapsedSinceLastFeedMs)
```
    Description copied from interface: AnalyticsListener
    
    Called when an audio underrun occurs.
    
    Specified by:
    
    onAudioUnderrun in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    bufferSize - The size of the audio output buffer, in bytes.
    
    bufferSizeMs - The size of the audio output buffer, in milliseconds, if it contains PCM encoded audio. C.TIME_UNSET if the output buffer contains non-PCM encoded audio.
    
    elapsedSinceLastFeedMs - The time since audio was last written to the output buffer.
  - onAudioDecoderReleased
```
public void onAudioDecoderReleased(AnalyticsListener.EventTime eventTime,
                                   String decoderName)
```
    Description copied from interface: AnalyticsListener
    
    Called when an audio renderer releases a decoder.
    
    Specified by:
    
    onAudioDecoderReleased in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    decoderName - The decoder that was released.
  - onAudioDisabled
```
public void onAudioDisabled(AnalyticsListener.EventTime eventTime,
                            DecoderCounters counters)
```
    Description copied from interface: AnalyticsListener
    
    Called when an audio renderer is disabled.
    
    Specified by:
    
    onAudioDisabled in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    counters - DecoderCounters that were updated by the renderer.
  - onAudioSessionIdChanged
```
public void onAudioSessionIdChanged(AnalyticsListener.EventTime eventTime,
                                    int audioSessionId)
```
    Description copied from interface: AnalyticsListener
    
    Called when the audio session ID changes.
    
    Specified by:
    
    onAudioSessionIdChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    audioSessionId - The audio session ID.
  - onAudioAttributesChanged
```
public void onAudioAttributesChanged(AnalyticsListener.EventTime eventTime,
                                     AudioAttributes audioAttributes)
```
    Description copied from interface: AnalyticsListener
    
    Called when the audio attributes change.
    
    Specified by:
    
    onAudioAttributesChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    audioAttributes - The audio attributes.
  - onSkipSilenceEnabledChanged
```
public void onSkipSilenceEnabledChanged(AnalyticsListener.EventTime eventTime,
                                        boolean skipSilenceEnabled)
```
    Description copied from interface: AnalyticsListener
    
    Called when skipping silences is enabled or disabled in the audio stream.
    
    Specified by:
    
    onSkipSilenceEnabledChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    skipSilenceEnabled - Whether skipping silences in the audio stream is enabled.
  - onVolumeChanged
```
public void onVolumeChanged(AnalyticsListener.EventTime eventTime,
                            float volume)
```
    Description copied from interface: AnalyticsListener
    
    Called when the volume changes.
    
    Specified by:
    
    onVolumeChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    volume - The new volume, with 0 being silence and 1 being unity gain.
  - onVideoEnabled
```
public void onVideoEnabled(AnalyticsListener.EventTime eventTime,
                           DecoderCounters counters)
```
    Description copied from interface: AnalyticsListener
    
    Called when a video renderer is enabled.
    
    Specified by:
    
    onVideoEnabled in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    counters - DecoderCounters that will be updated by the renderer for as long as it remains enabled.
  - onVideoDecoderInitialized
```
public void onVideoDecoderInitialized(AnalyticsListener.EventTime eventTime,
                                      String decoderName,
                                      long initializationDurationMs)
```
    Description copied from interface: AnalyticsListener
    
    Called when a video renderer creates a decoder.
    
    Specified by:
    
    onVideoDecoderInitialized in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    decoderName - The decoder that was created.
    
    initializationDurationMs - The time taken to initialize the decoder in milliseconds.
  - onVideoInputFormatChanged
```
public void onVideoInputFormatChanged(AnalyticsListener.EventTime eventTime,
                                      Format format,
                                      @Nullable
                                      DecoderReuseEvaluation decoderReuseEvaluation)
```
    Description copied from interface: AnalyticsListener
    
    Called when the format of the media being consumed by a video renderer changes.
    
    Specified by:
    
    onVideoInputFormatChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    format - The new format.
    
    decoderReuseEvaluation - The result of the evaluation to determine whether an existing decoder instance can be reused for the new format, or null if the renderer did not have a decoder.
  - onDroppedVideoFrames
```
public void onDroppedVideoFrames(AnalyticsListener.EventTime eventTime,
                                 int count,
                                 long elapsedMs)
```
    Description copied from interface: AnalyticsListener
    
    Called after video frames have been dropped.
    
    Specified by:
    
    onDroppedVideoFrames in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    count - The number of dropped frames since the last call to this method.
    
    elapsedMs - The duration in milliseconds over which the frames were dropped. This duration is timed from when the renderer was started or from when dropped frames were last reported (whichever was more recent), and not from when the first of the reported drops occurred.
  - onVideoDecoderReleased
```
public void onVideoDecoderReleased(AnalyticsListener.EventTime eventTime,
                                   String decoderName)
```
    Description copied from interface: AnalyticsListener
    
    Called when a video renderer releases a decoder.
    
    Specified by:
    
    onVideoDecoderReleased in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    decoderName - The decoder that was released.
  - onVideoDisabled
```
public void onVideoDisabled(AnalyticsListener.EventTime eventTime,
                            DecoderCounters counters)
```
    Description copied from interface: AnalyticsListener
    
    Called when a video renderer is disabled.
    
    Specified by:
    
    onVideoDisabled in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    counters - DecoderCounters that were updated by the renderer.
  - onRenderedFirstFrame
```
public void onRenderedFirstFrame(AnalyticsListener.EventTime eventTime,
                                 @Nullable
                                 Surface surface)
```
    Description copied from interface: AnalyticsListener
    
    Called when a frame is rendered for the first time since setting the surface, or since the renderer was reset, or since the stream being rendered was changed.
    
    Specified by:
    
    onRenderedFirstFrame in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    surface - The Surface to which a frame has been rendered, or null if the renderer renders to something that isn't a Surface.
  - onVideoSizeChanged
```
public void onVideoSizeChanged(AnalyticsListener.EventTime eventTime,
                               int width,
                               int height,
                               int unappliedRotationDegrees,
                               float pixelWidthHeightRatio)
```
    Description copied from interface: AnalyticsListener
    
    Called before a frame is rendered for the first time since setting the surface, and each time there's a change in the size or pixel aspect ratio of the video being rendered.
    
    Specified by:
    
    onVideoSizeChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    width - The width of the video.
    
    height - The height of the video.
    
    unappliedRotationDegrees - For videos that require a rotation, this is the clockwise rotation in degrees that the application should apply for the video for it to be rendered in the correct orientation. This value will always be zero on API levels 21 and above, since the renderer will apply all necessary rotations internally.
    
    pixelWidthHeightRatio - The width to height ratio of each pixel.
  - onLoadStarted
```
public void onLoadStarted(AnalyticsListener.EventTime eventTime,
                          LoadEventInfo loadEventInfo,
                          MediaLoadData mediaLoadData)
```
    Description copied from interface: AnalyticsListener
    
    Called when a media source started loading data.
    
    Specified by:
    
    onLoadStarted in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    loadEventInfo - The LoadEventInfo defining the load event.
    
    mediaLoadData - The MediaLoadData defining the data being loaded.
  - onLoadError
```
public void onLoadError(AnalyticsListener.EventTime eventTime,
                        LoadEventInfo loadEventInfo,
                        MediaLoadData mediaLoadData,
                        IOException error,
                        boolean wasCanceled)
```
    Description copied from interface: AnalyticsListener
    
    Called when a media source loading error occurred. These errors are just for informational purposes and the player may recover.
    
    Specified by:
    
    onLoadError in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    loadEventInfo - The LoadEventInfo defining the load event.
    
    mediaLoadData - The MediaLoadData defining the data being loaded.
    
    error - The load error.
    
    wasCanceled - Whether the load was canceled as a result of the error.
  - onLoadCanceled
```
public void onLoadCanceled(AnalyticsListener.EventTime eventTime,
                           LoadEventInfo loadEventInfo,
                           MediaLoadData mediaLoadData)
```
    Description copied from interface: AnalyticsListener
    
    Called when a media source canceled loading data.
    
    Specified by:
    
    onLoadCanceled in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    loadEventInfo - The LoadEventInfo defining the load event.
    
    mediaLoadData - The MediaLoadData defining the data being loaded.
  - onLoadCompleted
```
public void onLoadCompleted(AnalyticsListener.EventTime eventTime,
                            LoadEventInfo loadEventInfo,
                            MediaLoadData mediaLoadData)
```
    Description copied from interface: AnalyticsListener
    
    Called when a media source completed loading data.
    
    Specified by:
    
    onLoadCompleted in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    loadEventInfo - The LoadEventInfo defining the load event.
    
    mediaLoadData - The MediaLoadData defining the data being loaded.
  - onBandwidthEstimate
```
public void onBandwidthEstimate(AnalyticsListener.EventTime eventTime,
                                int totalLoadTimeMs,
                                long totalBytesLoaded,
                                long bitrateEstimate)
```
    Description copied from interface: AnalyticsListener
    
    Called when the bandwidth estimate for the current data source has been updated.
    
    Specified by:
    
    onBandwidthEstimate in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    totalLoadTimeMs - The total time spend loading this update is based on, in milliseconds.
    
    totalBytesLoaded - The total bytes loaded this update is based on.
    
    bitrateEstimate - The bandwidth estimate, in bits per second.
  - onSurfaceSizeChanged
```
public void onSurfaceSizeChanged(AnalyticsListener.EventTime eventTime,
                                 int width,
                                 int height)
```
    Description copied from interface: AnalyticsListener
    
    Called when the output surface size changed.
    
    Specified by:
    
    onSurfaceSizeChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    width - The surface width in pixels. May be C.LENGTH_UNSET if unknown, or 0 if the video is not rendered onto a surface.
    
    height - The surface height in pixels. May be C.LENGTH_UNSET if unknown, or 0 if the video is not rendered onto a surface.
  - onUpstreamDiscarded
```
public void onUpstreamDiscarded(AnalyticsListener.EventTime eventTime,
                                MediaLoadData mediaLoadData)
```
    Description copied from interface: AnalyticsListener
    
    Called when data is removed from the back of a media buffer, typically so that it can be re-buffered in a different format.
    
    Specified by:
    
    onUpstreamDiscarded in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    mediaLoadData - The MediaLoadData defining the media being discarded.
  - onDownstreamFormatChanged
```
public void onDownstreamFormatChanged(AnalyticsListener.EventTime eventTime,
                                      MediaLoadData mediaLoadData)
```
    Description copied from interface: AnalyticsListener
    
    Called when the downstream format sent to the renderers changed.
    
    Specified by:
    
    onDownstreamFormatChanged in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    mediaLoadData - The MediaLoadData defining the newly selected media data.
  - onDrmSessionAcquired
```
public void onDrmSessionAcquired(AnalyticsListener.EventTime eventTime)
```
    Description copied from interface: AnalyticsListener
    
    Called each time a drm session is acquired.
    
    Specified by:
    
    onDrmSessionAcquired in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
  - onDrmSessionManagerError
```
public void onDrmSessionManagerError(AnalyticsListener.EventTime eventTime,
                                     Exception e)
```
    Description copied from interface: AnalyticsListener
    
    Called when a drm error occurs. These errors are just for informational purposes and the player may recover.
    
    Specified by:
    
    onDrmSessionManagerError in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
    
    e - The error.
  - onDrmKeysRestored
```
public void onDrmKeysRestored(AnalyticsListener.EventTime eventTime)
```
    Description copied from interface: AnalyticsListener
    
    Called each time offline drm keys are restored.
    
    Specified by:
    
    onDrmKeysRestored in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
  - onDrmKeysRemoved
```
public void onDrmKeysRemoved(AnalyticsListener.EventTime eventTime)
```
    Description copied from interface: AnalyticsListener
    
    Called each time offline drm keys are removed.
    
    Specified by:
    
    onDrmKeysRemoved in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
  - onDrmKeysLoaded
```
public void onDrmKeysLoaded(AnalyticsListener.EventTime eventTime)
```
    Description copied from interface: AnalyticsListener
    
    Called each time drm keys are loaded.
    
    Specified by:
    
    onDrmKeysLoaded in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
  - onDrmSessionReleased
```
public void onDrmSessionReleased(AnalyticsListener.EventTime eventTime)
```
    Description copied from interface: AnalyticsListener
    
    Called each time a drm session is released.
    
    Specified by:
    
    onDrmSessionReleased in interface AnalyticsListener
    
    Parameters:
    
    eventTime - The event time.
  - logd
```
protected void logd(String msg)
```
    Logs a debug message.
    
    Parameters:
    
    msg - The message to log.
  - loge
```
protected void loge(String msg)
```
    Logs an error message.
    
    Parameters:
    
    msg - The message to log.

Class EventLogger

Nested Class Summary

Nested classes/interfaces inherited from interface com.google.android.exoplayer2.analytics.AnalyticsListener

Field Summary

Fields inherited from interface com.google.android.exoplayer2.analytics.AnalyticsListener

Constructor Summary

Method Summary

Methods inherited from interface com.google.android.exoplayer2.analytics.AnalyticsListener

Methods inherited from class java.lang.Object

Constructor Detail

EventLogger

EventLogger

Method Detail

onIsLoadingChanged

onPlaybackStateChanged

onPlayWhenReadyChanged

onPlaybackSuppressionReasonChanged

onIsPlayingChanged

onRepeatModeChanged

onShuffleModeChanged

onPositionDiscontinuity

onSeekStarted

onPlaybackParametersChanged

onTimelineChanged

onMediaItemTransition

onPlayerError

onTracksChanged

onStaticMetadataChanged

onMetadata

onAudioEnabled

onAudioDecoderInitialized

onAudioInputFormatChanged

onAudioUnderrun

onAudioDecoderReleased

onAudioDisabled

onAudioSessionIdChanged

onAudioAttributesChanged

onSkipSilenceEnabledChanged

onVolumeChanged

onVideoEnabled

onVideoDecoderInitialized

onVideoInputFormatChanged

onDroppedVideoFrames

onVideoDecoderReleased

onVideoDisabled

onRenderedFirstFrame

onVideoSizeChanged

onLoadStarted

onLoadError

onLoadCanceled

onLoadCompleted

onBandwidthEstimate

onSurfaceSizeChanged

onUpstreamDiscarded

onDownstreamFormatChanged

onDrmSessionAcquired

onDrmSessionManagerError

onDrmKeysRestored

onDrmKeysRemoved

onDrmKeysLoaded

onDrmSessionReleased

logd

loge