Epson Moverio Pro BT-2000 Developer's Manual page 97

6.8.13. setPreviewCallback
Function

When the callback method described in 6.8.12 is registered, it is called each time
image data is acquired. The registered callback method is executed repeatedly while
previewing.
Format

void setPreviewCallback (
Camera.PreviewCallback cb
);
Parameter

Model name
Camera.PreviewCallback cb
Return value

None.
Usage procedure

// App developer applies processing when acquiring image data
private Camera.PreviewCallback mPreviewCB = new
Camera.PreviewCallback() {
@Override
public void onPreviewFrame(byte data[], Camera camera) {
}
};
//Register the callback method at the optimal time
camera.setPreviewCallback(mPreviewCB);
・・・・・・
// When you remove the callback method, register null
camera.setPreviewCallback(null);
Remarks

To cancel image data acquisition, register null as the callback method.
MOVERIO Pro Developer's Guide (Rev.1.4)
in/out Explanation
in
Log.d(TAG, "Save preview image");
synchronized (lockObject) {
savePreviewData(data);
}
Callback object that receives image data.
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