VideoFrameMetadataListener

@UnstableApi
interface VideoFrameMetadataListener

A listener for metadata corresponding to video frames being rendered.

Summary

Public functions
Unit
onVideoFrameAboutToBeRendered(
    presentationTimeUs: Long,
    releaseTimeNs: Long,
    format: Format!,
    mediaFormat: MediaFormat?
)

Called on the playback thread when a video frame is about to be rendered.

Public functions

onVideoFrameAboutToBeRendered

fun onVideoFrameAboutToBeRendered(
    presentationTimeUs: Long,
    releaseTimeNs: Long,
    format: Format!,
    mediaFormat: MediaFormat?
): Unit

Called on the playback thread when a video frame is about to be rendered.

Parameters
presentationTimeUs: Long

The presentation time of the frame, in microseconds.
releaseTimeNs: Long

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: Format!

The format associated with the frame.
mediaFormat: 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).