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OpenCV 2.4.3.1
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## org.opencv.android
Interface CameraBridgeViewBase.CvCameraViewListener

Enclosing class:
  CameraBridgeViewBase

    public static interface CameraBridgeViewBase.CvCameraViewListener

Method Summary
`Mat` | `onCameraFrame(Mat inputFrame)` This method is invoked when delivery of the frame needs to be done.
`void` | `onCameraViewStarted(int width, int height)` This method is invoked when camera preview has started.
`void` | `onCameraViewStopped()` This method is invoked when camera preview has been stopped for some reason.

Method Detail

### onCameraFrame

    Mat onCameraFrame(Mat inputFrame)

  This method is invoked when delivery of the frame needs to be done. The returned values - is a modified frame which needs to be displayed on the screen. TODO: pass the parameters specifying the format of the frame (BPP, YUV or RGB and etc)

### onCameraViewStarted

    void onCameraViewStarted(int width,
                             int height)

  This method is invoked when camera preview has started. After this method is invoked the frames will start to be delivered to client via the onCameraFrame() callback.

  Parameters:
    `width` - - the width of the frames that will be delivered
    `height` - - the height of the frames that will be delivered

### onCameraViewStopped

    void onCameraViewStopped()

  This method is invoked when camera preview has been stopped for some reason. No frames will be delivered via onCameraFrame() callback after this method is called.

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Official OpenCV 2.4 Documentation
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