public static void WritePixels(this WriteableBitmap wbm, BitmapSource bms)
{
if (wbm.IsNullOrEmpty() || bms.IsNullOrEmpty())
{
return;
}
int stride = bms.GetStride();
byte[] data = new byte[stride * bms.PixelHeight];
bms.CopyPixels(data, stride, 0);
wbm.WritePixels(bms.ToInt32Rect(), data, stride, 0);
}
/// <summary>
/// Copies the bitmap pixel data to the given array.
/// </summary>
///
public static void CopyPixels(this BitmapSource image, Array buffer)
{
int stride = image.GetStride();
int numberOfBytes = buffer.GetNumberOfBytes();
Int32Rect r = new Int32Rect(0, 0, image.PixelWidth, image.PixelHeight);
GCHandle handle = GCHandle.Alloc(buffer, GCHandleType.Pinned);
IntPtr ptr = handle.AddrOfPinnedObject();
image.CopyPixels(r, buffer: ptr, bufferSize: numberOfBytes, stride: stride);
handle.Free();
}
public static byte[] ToPixelsByteArray(this BitmapSource bms)
{
if (bms.IsNullOrEmpty())
{
return(null);
}
int stride = bms.GetStride();
byte[] data = new byte[stride * bms.PixelHeight];
bms.CopyPixels(data, stride, 0);
return(null);
}
/* public static bool Fits(this WriteableBitmap wbm, Bitmap bmp)
* {
* if (wbm.ToInt32Rect().)
* return true;
* else
* return false;
* }*/
public static WriteableBitmap ToWriteableBitmap(this BitmapSource bms)
{
if (bms.IsNullOrEmpty())
{
return(null);
}
int stride = bms.GetStride();
byte[] data = bms.ToPixelsByteArray();
WriteableBitmap wbm = new WriteableBitmap(bms.PixelWidth, bms.PixelHeight, bms.DpiX, bms.DpiY, bms.Format, null);
wbm.WritePixels(bms.ToInt32Rect(), data, stride, 0);
return(wbm);
}
