public void FragmentImage_blockSizeGreatedThanRealSize()
{
FragmentationResult results = Fragmenter.FragmentImage(
testImage,
new SizeF(200, 100),
300, 50
);
Assert.IsNull(results);
}
public void FragmentImage_downscale()
{
FragmentationResult results = Fragmenter.FragmentImage(
testImage,
new SizeF(200, 100),
50, 6
);
Assert.AreEqual(1, results.Blocks.Rows);
Assert.AreEqual(3, results.Blocks.Cols);
Assert.AreEqual(19, results.MarginTop);
Assert.AreEqual(13, results.MarginLeft);
}
public void FragmentImage_upscale()
{
FragmentationResult results = Fragmenter.FragmentImage(
testImage,
new SizeF(200, 100),
12, 2
);
Assert.AreEqual(7, results.Blocks.Rows);
Assert.AreEqual(14, results.Blocks.Cols);
Assert.AreEqual(0, results.MarginTop);
Assert.AreEqual(1, results.MarginLeft);
// Color values are not tested, as they are mainly dependend on 3-party code
}
private bool FragmentImage(Image <Bgr, byte> i)
{
Sizes sizes = ReadSizes();
if (sizes.IsInvalid())
{
return(false);
}
Emgu.CV.CvEnum.Inter interpolationMethod = (Emgu.CV.CvEnum.Inter)interpolationMethodInput.SelectedItem;
FragmentationResult result = Fragmenter.FragmentImage(
i,
new SizeF((float)sizes.realWidth, (float)sizes.realHeight),
sizes.blockSize, sizes.frameSize,
interpolationMethod
);
fragmentedImage = result.Blocks;
return(true);
}