/** Send a decode request for realtime OCR mode */
private void restartOcrPreviewAndDecode() {
// Continue capturing camera frames
cameraManager.startPreview();
// Continue requesting decode of images
cameraManager.requestOcrDecode(decodeThread.getHandler(), R.id.ocr_continuous_decode);
activity.drawViewfinder();
}
/** Request OCR on the current preview frame. */
private void ocrDecode() {
setState(State.PREVIEW);
cameraManager.requestOcrDecode(decodeThread.getHandler(), R.id.ocr_decode);
}