SurfaceTextureHelper.FrameRefMonitor (Video Android 7.1.2)

Enclosing class:

SurfaceTextureHelper
```
public static interface SurfaceTextureHelper.FrameRefMonitor
```
Interface for monitoring texture buffers created from this SurfaceTexture. Since only one texture buffer can exist at a time, this can be used to monitor for stuck frames.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`onDestroyBuffer(VideoFrame.TextureBuffer textureBuffer)`	Frame was destroyed (ref count reached 0).
`void`	`onNewBuffer(VideoFrame.TextureBuffer textureBuffer)`	A new frame was created.
`void`	`onReleaseBuffer(VideoFrame.TextureBuffer textureBuffer)`	Ref count of the frame was decremented by the calling thread.
`void`	`onRetainBuffer(VideoFrame.TextureBuffer textureBuffer)`	Ref count of the frame was incremented by the calling thread.

- Method Detail
  - onNewBuffer
```
void onNewBuffer(VideoFrame.TextureBuffer textureBuffer)
```
    A new frame was created. New frames start with ref count of 1.
  - onRetainBuffer
```
void onRetainBuffer(VideoFrame.TextureBuffer textureBuffer)
```
    Ref count of the frame was incremented by the calling thread.
  - onReleaseBuffer
```
void onReleaseBuffer(VideoFrame.TextureBuffer textureBuffer)
```
    Ref count of the frame was decremented by the calling thread.
  - onDestroyBuffer
```
void onDestroyBuffer(VideoFrame.TextureBuffer textureBuffer)
```
    Frame was destroyed (ref count reached 0).