Epson Moverio Pro BT-2000, Руководство разработчика

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MOVERIO Pro Developer's Guide (Rev.1.4)
89
6.8.12. onPreviewFrame

Function
Use the standard Android API.
Describe processing content when acquiring image data.

Format

Parameter
Model name in/out Explanation
byte[] data in Image data acquired from a camera. The default is
NV21 format.
Camera
camera in Camera service object.

Return value
None.

Usage procedure
void onPreviewFrame (
byte[] data
Camera camera
);
// App developer applies processing when acquiring image data
private Camera.PreviewCallback mPreviewCB = new
Camera.PreviewCallback() {
@Override
public void onPreviewFrame(byte
data[], Camera camera) {
Log.d(TAG, "Save preview image");
synchronized (lockObject) {
savePreviewData(data);
}
}
};
//Register the callback method at the optimal time
camera.setPreviewCallback(mPreviewCB);