public void ExplicitlyDetectMulti()
{
using var obj = new QRCodeDetector();
using var withQr = Image("qr_multi.png");
using var pointsMat = new Mat();
ShowImagesWhenDebugMode(withQr);
bool detected = obj.DetectMulti(withQr, out var points);
Assert.True(detected);
Assert.Equal(8, points.Length);
var expectedPoints = new[]
{
new Point2f(39, 39),
new Point2f(260, 39),
new Point2f(260, 260),
new Point2f(39, 260),
new Point2f(334, 334),
new Point2f(565, 334),
new Point2f(565, 565),
new Point2f(334, 565),
};
AreEquivalent(expectedPoints, points);
}
public void EmptyDetectMulti()
{
var lenna = Image("lenna.png");
using var obj = new QRCodeDetector();
bool detected = obj.DetectMulti(lenna, out var points);
Assert.False(detected);
Assert.Empty(points);
}
public void ExplicitlyDecodeMulti()
{
var expectedDecodedStrings = new[]
{
"0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ!\"#$%&'()*+,-./:;<=>?@[]^_`{|}",
"Helloこんにちは你好안녕하세요"
};
using var obj = new QRCodeDetector();
using var withQr = Image("qr_multi.png");
using var pointsMat = new Mat();
ShowImagesWhenDebugMode(withQr);
bool detected = obj.DetectMulti(withQr, out var points);
Assert.True(detected);
Assert.Equal(8, points.Length);
bool decoded = obj.DecodeMulti(withQr, points, out var decodedStrings, out var straightQrCode);
Assert.True(decoded);
Assert.Equal(2, decodedStrings.Length);
AreEquivalent(expectedDecodedStrings, decodedStrings);
foreach (var mat in straightQrCode)
{
ShowImagesWhenDebugMode(mat);
}
bool decodedWithoutStraightQrCode = obj.DecodeMulti(withQr, points, out decodedStrings);
Assert.True(decodedWithoutStraightQrCode);
Assert.Equal(2, decodedStrings.Length);
AreEquivalent(expectedDecodedStrings, decodedStrings);
}