public override void Dispose()
{
ImageFrame <TImageSharpPixel>?image = _image;
if (image is null)
{
return;
}
IMemoryGroup <TImageSharpPixel> memoryGroup = image.GetPixelMemoryGroup();
long totalLength = memoryGroup.TotalLength;
// Copy pixels into this column
int width = image.Width;
int start = _start;
int end = start + _length;
int colIndex = _colIndex;
int index = 0;
Span <TImageSharpPixel> sourceSpan = MemoryMarshal.Cast <byte, TImageSharpPixel>(_buffer.AsSpan(0, _length * Unsafe.SizeOf <TTiffPixel>()));
for (int rowIndex = start; rowIndex < end; rowIndex++)
{
GetBoundedSlice(memoryGroup, totalLength, rowIndex * (long)width, width)[colIndex] = sourceSpan[index++];
}
_image = null;
if (_parent != null)
{
ImageSharpPixelBufferWriter <TImageSharpPixel, TTiffPixel> parent = _parent;
_parent = null;
if (Interlocked.CompareExchange(ref parent._cachedColHandle, this, null) != null)
{
ReleaseBuffer();
}
}
}
internal void SetHandle(ImageSharpPixelBufferWriter <TImageSharpPixel, TTiffPixel> parent, ImageFrame <TImageSharpPixel> image, int rowIndex, int start, int length)
{
_parent = parent;
_image = image;
_rowIndex = rowIndex;
_start = start;
_length = length;
}
internal void SetHandle(ImageSharpPixelBufferWriter <TImageSharpPixel, TTiffPixel> parent, ImageFrame <TImageSharpPixel> image, int colIndex, int start, int length)
{
_parent = parent;
_image = image;
_colIndex = colIndex;
_start = start;
_length = length;
EnsureBufferSize(_length * Unsafe.SizeOf <TTiffPixel>());
}
public override void Dispose()
{
_image = null;
if (_parent != null)
{
ImageSharpPixelBufferWriter <TImageSharpPixel, TTiffPixel> parent = _parent;
_parent = null;
Interlocked.CompareExchange(ref parent._cachedRowHandle, this, null);
}
}
