Example





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GdPicture14 Namespace / GdPictureImaging Class / BarcodeMaxiCodeReaderGetBarcodeCount Method

BarcodeMaxiCodeReaderGetBarcodeCount Method (GdPictureImaging)

In This Topic
Returns the number of barcodes detected by the BarcodeMaxiCodeReaderDoScan method.
Syntax
'Declaration
 
Public Function BarcodeMaxiCodeReaderGetBarcodeCount() As Integer
public int BarcodeMaxiCodeReaderGetBarcodeCount()
public function BarcodeMaxiCodeReaderGetBarcodeCount(): Integer; 
public function BarcodeMaxiCodeReaderGetBarcodeCount() : int;
public: int BarcodeMaxiCodeReaderGetBarcodeCount(); 
public:
int BarcodeMaxiCodeReaderGetBarcodeCount(); 

Return Value

The number of barcodes detected.
Example
Finding MaxiCode in an image and writing complete barcodes info in a file.
using (GdPictureImaging gdpictureImaging = new GdPictureImaging())
{
    int imageID = gdpictureImaging.CreateGdPictureImageFromFile("image.jpg", false);
 
    // Set to 0, so all the MaxiCode in the image should be found.
    int expectedBarcodes = 0;
 
    // Perform scanning at best speed, ignoring very damaged barcodes.
    BarcodeMaxiCodeReaderScanMode mode = BarcodeMaxiCodeReaderScanMode.BestSpeed;
 
    // Start the MaxiCode scanning process and write info into a text file.
    gdpictureImaging.BarcodeMaxiCodeReaderDoScan(imageID, mode, expectedBarcodes);
 
    using (System.IO.StreamWriter file = new System.IO.StreamWriter("MaxiCode.txt"))
    {
        int barcodesFound = gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeCount();
 
        for (int i = 1; i <= barcodesFound; i++)
        {
            // Decoded information.
            file.WriteLine("Decoded info = " + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeValue(i));
 
            // The raw bytes decoded. It was post-processed to find the correct decoded info based on detected Encoding.
            file.WriteLine("Raw bytes = " + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeValueRAW(i));
 
            // The barcode position, given by the coordinates of the corners.
            file.WriteLine("Position =  Top-Left=["
                + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeX1(i) + ", " + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeY1(i)
                + "] Top-Right=[" + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeX2(i) + ", " + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeY2(i)
                + "] Bottom-Right=[" + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeX3(i) + ", " + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeY3(i)
                + "] Bottom-Left=[" + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeX4(i) + ", " + gdpictureImaging.BarcodeMaxiCodeReaderGetBarcodeY4(i) + "]");
        }
    }
 
    // Release used resources.
    gdpictureImaging.BarcodeMaxiCodeReaderClear();
    gdpictureImaging.ReleaseGdPictureImage(imageID);
}
See Also