public void InsertFrame_clones_sourceFrame()
{
using var otherFrame = new ImageFrame <Rgba32>(Configuration.Default, 10, 10);
using ImageFrame <Rgba32> addedFrame = this.Image.Frames.InsertFrame(0, otherFrame);
Assert.True(otherFrame.DangerousTryGetSinglePixelMemory(out Memory <Rgba32> otherFrameMem));
addedFrame.ComparePixelBufferTo(otherFrameMem.Span);
Assert.NotEqual(otherFrame, addedFrame);
}
/// <summary>
/// All pixels in the frame should be exactly equal to 'expectedPixel'.
/// </summary>
/// <typeparam name="TPixel">The pixel type of the image.</typeparam>
/// <returns>The image.</returns>
public static ImageFrame <TPixel> ComparePixelBufferTo <TPixel>(this ImageFrame <TPixel> imageFrame, TPixel expectedPixel)
where TPixel : unmanaged, IPixel <TPixel>
{
Assert.True(imageFrame.DangerousTryGetSinglePixelMemory(out Memory <TPixel> actualPixelMem));
Span <TPixel> actualPixels = actualPixelMem.Span;
for (int i = 0; i < actualPixels.Length; i++)
{
Assert.True(expectedPixel.Equals(actualPixels[i]), $"Pixels are different on position {i}!");
}
return(imageFrame);
}
public static ImageFrame <TPixel> ComparePixelBufferTo <TPixel>(
this ImageFrame <TPixel> image,
Span <TPixel> expectedPixels)
where TPixel : unmanaged, IPixel <TPixel>
{
Assert.True(image.DangerousTryGetSinglePixelMemory(out Memory <TPixel> actualMem));
Span <TPixel> actual = actualMem.Span;
Assert.True(expectedPixels.Length == actual.Length, "Buffer sizes are not equal!");
for (int i = 0; i < expectedPixels.Length; i++)
{
Assert.True(expectedPixels[i].Equals(actual[i]), $"Pixels are different on position {i}!");
}
return(image);
}
