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();    
  }
Send a decode request for realtime OCR mode
OCRTest/src/main/java/edu/sfsu/cs/orange/ocr/CaptureActivityHandler.java