public void RGBLuminanceSource_Should_Work_With_BitmapImage()
{
var pixelFormats = new []
{
PixelFormats.Bgr24,
PixelFormats.Bgr32,
// PixelFormats.Bgra32, // TODO: alpha channel calculation isn't fully accurate
PixelFormats.Rgb24,
//PixelFormats.Bgr565, // conversion isn't accurate to compare it directly to RGB24
//PixelFormats.Bgr555, // conversion isn't accurate to compare it directly to RGB24
PixelFormats.Gray8,
};
foreach (var pixelFormat in pixelFormats)
{
BitmapSource bitmapImage = new BitmapImage(new Uri(samplePicRelPath, UriKind.RelativeOrAbsolute));
if (bitmapImage.Format != pixelFormat)
{
bitmapImage = new FormatConvertedBitmap(bitmapImage, pixelFormat, null, 0);
}
var rgbLuminanceSource = new BitmapSourceLuminanceSource(bitmapImage);
var rgbLuminanceSourceResult = rgbLuminanceSource.ToString();
Assert.That(samplePicRelResult.Equals(rgbLuminanceSourceResult));
}
}
public void Should_Support_Cropping()
{
BitmapSource bitmapImage = new BitmapImage(new Uri(cropSamplePicRelPath, UriKind.RelativeOrAbsolute));
var rgbLuminanceSource = new BitmapSourceLuminanceSource(bitmapImage);
var croppedImage = rgbLuminanceSource.crop(0, 0, rgbLuminanceSource.Width / 2, rgbLuminanceSource.Height / 5);
var result = croppedImage.ToString();
Assert.AreEqual(cropSamplePicRelResult, result);
}
public static Result GetBarcodeResultFromQRBitmap(Bitmap bitmap)
{
var luminanceSource = new BitmapSourceLuminanceSource(CreateBitmapSourceFromBitmap(bitmap));
var barcodeReader = new BarcodeReader();
var barcodeResult = barcodeReader.Decode(luminanceSource);
return(barcodeResult);
}
public void RGB565LuminanceSource_Should_Give_The_Same_Result_As_RGBLuminanceSource_For_BGR565()
{
BitmapSource bitmapImage = new BitmapImage(new Uri(samplePicRelPath, UriKind.RelativeOrAbsolute));
bitmapImage = new FormatConvertedBitmap(bitmapImage, PixelFormats.Bgr565, null, 0);
var bytes = new byte[bitmapImage.PixelHeight*bitmapImage.PixelWidth*2];
bitmapImage.CopyPixels(bytes, bitmapImage.PixelWidth * 2, 0);
var rgb565LuminanceSource = new RGB565LuminanceSource(bytes, bitmapImage.PixelWidth, bitmapImage.PixelHeight);
var rgbLuminanceSource = new BitmapSourceLuminanceSource(bitmapImage);
Assert.AreEqual(rgbLuminanceSource.ToString(), rgb565LuminanceSource.ToString());
}
public void RGB565LuminanceSource_Should_Give_The_Same_Result_As_RGBLuminanceSource_For_BGR565()
{
BitmapSource bitmapImage = new BitmapImage(new Uri(samplePicRelPath, UriKind.RelativeOrAbsolute));
bitmapImage = new FormatConvertedBitmap(bitmapImage, PixelFormats.Bgr565, null, 0);
var bytes = new byte[bitmapImage.PixelHeight * bitmapImage.PixelWidth * 2];
bitmapImage.CopyPixels(bytes, bitmapImage.PixelWidth * 2, 0);
var rgb565LuminanceSource = new RGB565LuminanceSource(bytes, bitmapImage.PixelWidth, bitmapImage.PixelHeight);
var rgbLuminanceSource = new BitmapSourceLuminanceSource(bitmapImage);
Assert.AreEqual(rgbLuminanceSource.ToString(), rgb565LuminanceSource.ToString());
}
public void RGBLuminanceSource_Should_Work_With_BitmapImage()
{
var pixelFormats = new []
{
PixelFormats.Bgr24,
PixelFormats.Bgr32,
// PixelFormats.Bgra32, // TODO: alpha channel calculation isn't fully accurate
PixelFormats.Rgb24,
//PixelFormats.Bgr565, // conversion isn't accurate to compare it directly to RGB24
//PixelFormats.Bgr555, // conversion isn't accurate to compare it directly to RGB24
PixelFormats.Gray8,
};
foreach (var pixelFormat in pixelFormats)
{
BitmapSource bitmapImage = new BitmapImage(new Uri(samplePicRelPath, UriKind.RelativeOrAbsolute));
if (bitmapImage.Format != pixelFormat)
bitmapImage = new FormatConvertedBitmap(bitmapImage, pixelFormat, null, 0);
var rgbLuminanceSource = new BitmapSourceLuminanceSource(bitmapImage);
var rgbLuminanceSourceResult = rgbLuminanceSource.ToString();
Assert.That(samplePicRelResult.Equals(rgbLuminanceSourceResult));
}
}
public void Should_Support_Cropping()
{
BitmapSource bitmapImage = new BitmapImage(new Uri(cropSamplePicRelPath, UriKind.RelativeOrAbsolute));
var rgbLuminanceSource = new BitmapSourceLuminanceSource(bitmapImage);
var croppedImage = rgbLuminanceSource.crop(0, 0, rgbLuminanceSource.Width / 2, rgbLuminanceSource.Height/5);
var result = croppedImage.ToString();
Assert.AreEqual(cropSamplePicRelResult, result);
}
