public PointerBitmap(IntPtr bitmapData, BitmapInfo bitmapInfo, bool isReadOnly = false)
{
if (bitmapData == IntPtr.Zero)
{
throw new ArgumentNullException(nameof(bitmapData));
}
_Pointer = bitmapData;
_Info = bitmapInfo;
_IsReadOnly = isReadOnly;
}
public unsafe PointerBitmap(System.Buffers.MemoryHandle bitmapData, BitmapInfo bitmapInfo, bool isReadOnly = false)
{
if (bitmapData.Pointer == null)
{
throw new ArgumentNullException(nameof(bitmapData));
}
_Pointer = new IntPtr(bitmapData.Pointer);
_Info = bitmapInfo;
_IsReadOnly = isReadOnly;
}
public void CheckBitmapInfoEquality()
{
// Should these two be considered 'Equal' ? The stride is essentially a "technicality" from the point of view of the content.
var a = new BitmapInfo(10, 10, Pixel.Alpha8.Format);
var b = new BitmapInfo(10, 10, Pixel.Alpha8.Format, 15);
// having the same hash code does not mean they're equal.
Assert.AreEqual(a.GetHashCode(), b.GetHashCode());
// The layout comparison should be equal.
Assert.AreEqual(a.Layout, b.Layout);
// structure wise comparisons is not equal.
Assert.AreNotEqual(a, b);
}