VideoFrameMetadataListener (ExoPlayer library)

```
@Deprecated
public interface VideoFrameMetadataListener
```
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.

A listener for metadata corresponding to video frames being rendered.

Method Summary

All Methods Instance Methods Abstract Methods Deprecated Methods
Modifier and Type	Method	Description
`void`	`onVideoFrameAboutToBeRendered(long presentationTimeUs, long releaseTimeNs, Format format, MediaFormat mediaFormat)`	Deprecated. Called on the playback thread when a video frame is about to be rendered.

- Method Detail
  - onVideoFrameAboutToBeRendered
```
void onVideoFrameAboutToBeRendered(long presentationTimeUs,
                                   long releaseTimeNs,
                                   Format format,
                                   @Nullable
                                   MediaFormat mediaFormat)
```
    Deprecated.
    
    Called on the playback thread when a video frame is about to be rendered.
    
    Parameters:
    
    presentationTimeUs - The presentation time of the frame, in microseconds.
    
    releaseTimeNs - The wallclock time at which the frame should be displayed, in nanoseconds. If the platform API version of the device is less than 21, then this is a best effort.
    
    format - The format associated with the frame.
    
    mediaFormat - The framework media format associated with the frame, or null if not known or not applicable (e.g., because the frame was not output by a MediaCodec).