public static void AttachToCurrentTestAll(this SpanBitmap bmp, string filePath)
{
var mem = bmp.ToMemoryBitmap();
TestContext.WriteLine($"{filePath} {bmp.Info.ToDebuggerDisplayString()}");
if (bmp.PixelFormat == Pixel.BGR96F.Format || bmp.PixelFormat == Pixel.RGB96F.Format)
{
var tmp = new MemoryBitmap(bmp.Width, bmp.Height, Pixel.BGR24.Format);
SpanBitmap.CopyPixels(bmp.OfType <System.Numerics.Vector3>(), tmp, (0, 1), (0, 255));
bmp = tmp;
}
AttachmentInfo _injectExt(string fp, string extPrefix)
{
var ext = System.IO.Path.GetExtension(fp);
fp = fp.Substring(0, fp.Length - ext.Length);
return(new AttachmentInfo($"{fp}.{extPrefix}{ext}"));
}
var f1 = _injectExt(filePath, "WPF");
mem.Save(f1, WPFCodec.Default);
var f2 = _injectExt(filePath, "GDI");
mem.Save(f2, GDICodec.Default);
var f3 = _injectExt(filePath, "ImageSharp");
mem.Save(f3, ImageSharpCodec.Default);
var f4 = _injectExt(filePath, "SkiaSharp");
mem.Save(f4, SkiaCodec.Default);
var f5 = _injectExt(filePath, "OpenCvSharp");
mem.Save(f5, OpenCvCodec.Default);
var f6 = _injectExt(filePath, "STB");
mem.Save(f6, STBCodec.WithQuality(80));
// TODO: it should compare saved files against bmp
}
public void CopyGreyPixels()
{
var src = new MemoryBitmap <float>(177, 177).Slice((10, 10, 150, 150));
var dst = new MemoryBitmap <Byte>(177, 177).Slice((10, 10, 150, 150));
src.SetPixels(1);
var(min, max) = SpanBitmap.MinMax(src);
Assert.AreEqual(min, 1);
Assert.AreEqual(max, 1);
SpanBitmap.CopyPixels(src, dst, (0, 128), (0, 255));
Assert.IsTrue(dst.EnumeratePixels().All(p => p.Pixel == 128));
SpanBitmap.CopyPixels(src, dst, (0, 1), (10, 255));
Assert.IsTrue(dst.EnumeratePixels().All(p => p.Pixel == 10));
SpanBitmap.CopyPixels(src, dst, (0, 1), (2, 3));
Assert.IsTrue(dst.EnumeratePixels().All(p => p.Pixel == 2));
}
public void CopyRGBPixels()
{
var src = new MemoryBitmap <Vector3>(177, 177).Slice((10, 10, 150, 150));
var dst = new MemoryBitmap <PixelBGR>(177, 177).Slice((10, 10, 150, 150));
src.SetPixels(Vector3.One);
Assert.IsTrue(SpanBitmap.ArePixelsEqual(src, src));
SpanBitmap.CopyPixels(src, dst, (0, 128), (0, 255));
Assert.IsTrue(dst.EnumeratePixels().All(p => p.Pixel.Equals(new PixelBGR(128))));
SpanBitmap.CopyPixels(src, dst, (0, 1), (10, 255));
Assert.IsTrue(dst.EnumeratePixels().All(p => p.Pixel.Equals(new PixelBGR(10))));
SpanBitmap.CopyPixels(src, dst, (0, 1), (2, 3));
Assert.IsTrue(dst.EnumeratePixels().All(p => p.Pixel.Equals(new PixelBGR(2))));
Assert.IsTrue(SpanBitmap.ArePixelsEqual(dst, dst));
}