detectBarcodesOnImage static method

Future<BarcodeScanningResult> detectBarcodesOnImage(Uri file, List<BarcodeFormat> barcodeFormats, { List<BarcodeDocumentFormat> acceptedDocumentFormats = const <BarcodeDocumentFormat>[], })

Detect barcodes from image file uri The Barcode Scanner is able to recognize 1D- and 2D-barcodes (QR codes, etc). barcodeFormats Format of barcode which need to recognize acceptedDocumentFormats Format of document which need to recognize

Implementation

static Future<BarcodeScanningResult> detectBarcodesOnImage(
  Uri file,
  List<BarcodeFormat> barcodeFormats, {
  List<BarcodeDocumentFormat> acceptedDocumentFormats =
      const <BarcodeDocumentFormat>[],
}) async {
  var barcodeResult = BarcodeScanningResult.error(
      "Barcode detection failed"); // default error message initialisation
  try {
    List<Uri> list = [file];
    var result = await detectBarcodesOnImages(
      list,
      barcodeFormats,
      acceptedDocumentFormats: acceptedDocumentFormats,
    );
    if (result.operationResult == OperationResult.SUCCESS) {
      if (result.barcodeResults.isNotEmpty) {
        barcodeResult = result.barcodeResults.first;
      }
    } else {
      barcodeResult.message = result.message;
    }
    return barcodeResult;
  } catch (e) {
    Logger.root.severe(e);
    barcodeResult.message = e.toString();
    return barcodeResult;
  }
}