Examples with ReaderException com.google.zxing.ReaderException used on opensource projects

Example 66 with ReaderException

use of com.google.zxing.ReaderException in project samourai-wallet-android by Samourai-Wallet.

the class BarcodeUtils method decodeYuv.

/**
 * Decode barcode from YUV pixels array
 *
 * @param pixels            YUV image data
 * @param width             Image width
 * @param height            Image height
 * @param rotation          Degrees to rotate image before decoding (only 0, 90, 180 or 270 are allowed)
 * @param reverseHorizontal Reverse image horizontally before decoding
 * @param hints             Decoder hints
 * @return Decode result, if barcode was decoded successfully, {@code null} otherwise
 * @see DecodeHintType
 */
@Nullable
@SuppressWarnings("SuspiciousNameCombination")
public static Result decodeYuv(@NonNull final byte[] pixels, final int width, final int height, @Rotation final int rotation, final boolean reverseHorizontal, @Nullable final Map<DecodeHintType, ?> hints) {
    Objects.requireNonNull(pixels);
    final byte[] rotatedPixels = Utils.rotateYuv(pixels, width, height, rotation);
    final int rotatedWidth;
    final int rotatedHeight;
    if (rotation == ROTATION_90 || rotation == ROTATION_270) {
        rotatedWidth = height;
        rotatedHeight = width;
    } else {
        rotatedWidth = width;
        rotatedHeight = height;
    }
    final MultiFormatReader reader = createReader(hints);
    try {
        return Utils.decodeLuminanceSource(reader, new PlanarYUVLuminanceSource(rotatedPixels, rotatedWidth, rotatedHeight, 0, 0, rotatedWidth, rotatedHeight, reverseHorizontal));
    } catch (final ReaderException e) {
        return null;
    }
}