@SuppressWarnings("ConstantConditions")
public void onPreviewFrame(byte[] data, Camera incomingCamera) {
try {
if (System.currentTimeMillis() > lastSnapshotTime) {
lastSnapshotTime = System.currentTimeMillis() + SNAPSHOT_DELAY;
Camera.Parameters cameraParameters = incomingCamera.getParameters();
Camera.Size previewSize = cameraParameters.getPreviewSize();
Image barcode = new Image(previewSize.width, previewSize.height, GREY_COLOR_SPACE);
barcode.setData(data);
if (scanner.scanImage(barcode) != 0) {
SymbolSet scannerResults = scanner.getResults();
if (vibrator != null) vibrator.vibrate(VIBRATE_TIME);
for (Symbol symbol : scannerResults)
if (scannerListener == null)
Toast.makeText(getActivity(), symbol.getData(), Toast.LENGTH_LONG).show();
else scannerListener.onDataReceive(symbol.getData(), symbol.getType());
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
static {
System.loadLibrary(Z_BAR_LIBRARY);
}