/// <summary>
/// Execute <paramref name="processPixels"/> to process pixels of multiple images in a safe and efficient manner.
/// </summary>
/// <param name="image2">The second image.</param>
/// <param name="image3">The third image.</param>
/// <param name="processPixels">The <see cref="PixelAccessorAction{TPixel, TPixel2, TPixel3}"/> defining the pixel operations.</param>
/// <typeparam name="TPixel2">The pixel type of the second image.</typeparam>
/// <typeparam name="TPixel3">The pixel type of the third image.</typeparam>
public void ProcessPixelRows <TPixel2, TPixel3>(
Image <TPixel2> image2,
Image <TPixel3> image3,
PixelAccessorAction <TPixel, TPixel2, TPixel3> processPixels)
where TPixel2 : unmanaged, IPixel <TPixel2>
where TPixel3 : unmanaged, IPixel <TPixel3>
{
Guard.NotNull(image2, nameof(image2));
Guard.NotNull(image3, nameof(image3));
Guard.NotNull(processPixels, nameof(processPixels));
Buffer2D <TPixel> buffer1 = this.Frames.RootFrame.PixelBuffer;
Buffer2D <TPixel2> buffer2 = image2.Frames.RootFrame.PixelBuffer;
Buffer2D <TPixel3> buffer3 = image3.Frames.RootFrame.PixelBuffer;
buffer1.FastMemoryGroup.IncreaseRefCounts();
buffer2.FastMemoryGroup.IncreaseRefCounts();
buffer3.FastMemoryGroup.IncreaseRefCounts();
try
{
var accessor1 = new PixelAccessor <TPixel>(buffer1);
var accessor2 = new PixelAccessor <TPixel2>(buffer2);
var accessor3 = new PixelAccessor <TPixel3>(buffer3);
processPixels(accessor1, accessor2, accessor3);
}
finally
{
buffer3.FastMemoryGroup.DecreaseRefCounts();
buffer2.FastMemoryGroup.DecreaseRefCounts();
buffer1.FastMemoryGroup.DecreaseRefCounts();
}
}
/// <summary>
/// Execute <paramref name="processPixels"/> to process pixels of multiple image frames in a safe and efficient manner.
/// </summary>
/// <param name="frame2">The second image frame.</param>
/// <param name="frame3">The third image frame.</param>
/// <param name="processPixels">The <see cref="PixelAccessorAction{TPixel, TPixel2, TPixel3}"/> defining the pixel operations.</param>
/// <typeparam name="TPixel2">The pixel type of the second image frame.</typeparam>
/// <typeparam name="TPixel3">The pixel type of the third image frame.</typeparam>
public void ProcessPixelRows <TPixel2, TPixel3>(
ImageFrame <TPixel2> frame2,
ImageFrame <TPixel3> frame3,
PixelAccessorAction <TPixel, TPixel2, TPixel3> processPixels)
where TPixel2 : unmanaged, IPixel <TPixel2>
where TPixel3 : unmanaged, IPixel <TPixel3>
{
Guard.NotNull(frame2, nameof(frame2));
Guard.NotNull(frame3, nameof(frame3));
Guard.NotNull(processPixels, nameof(processPixels));
this.PixelBuffer.FastMemoryGroup.IncreaseRefCounts();
frame2.PixelBuffer.FastMemoryGroup.IncreaseRefCounts();
frame3.PixelBuffer.FastMemoryGroup.IncreaseRefCounts();
try
{
var accessor1 = new PixelAccessor <TPixel>(this.PixelBuffer);
var accessor2 = new PixelAccessor <TPixel2>(frame2.PixelBuffer);
var accessor3 = new PixelAccessor <TPixel3>(frame3.PixelBuffer);
processPixels(accessor1, accessor2, accessor3);
}
finally
{
frame3.PixelBuffer.FastMemoryGroup.DecreaseRefCounts();
frame2.PixelBuffer.FastMemoryGroup.DecreaseRefCounts();
this.PixelBuffer.FastMemoryGroup.DecreaseRefCounts();
}
}
/// <summary>
/// Execute <paramref name="processPixels"/> to process image pixels in a safe and efficient manner.
/// </summary>
/// <param name="processPixels">The <see cref="PixelAccessorAction{TPixel}"/> defining the pixel operations.</param>
public void ProcessPixelRows(PixelAccessorAction <TPixel> processPixels)
{
Guard.NotNull(processPixels, nameof(processPixels));
this.PixelBuffer.FastMemoryGroup.IncreaseRefCounts();
try
{
var accessor = new PixelAccessor <TPixel>(this.PixelBuffer);
processPixels(accessor);
}
finally
{
this.PixelBuffer.FastMemoryGroup.DecreaseRefCounts();
}
}
protected abstract void ProcessPixelRowsImpl <TPixel>(
Image <TPixel> image1,
Image <TPixel> image2,
Image <TPixel> image3,
PixelAccessorAction <TPixel, TPixel, TPixel> processPixels)
where TPixel : unmanaged, IPixel <TPixel>;
