/// <summary>System.Drawing.Bitmap に変換します</summary>
public static System.Drawing.Bitmap ToDrawingBitmap(this BitmapSource bitmapSource)
{
if (bitmapSource.IsInvalid())
{
throw new ArgumentException("Invalid Image");
}
var bitmap = new System.Drawing.Bitmap(bitmapSource.PixelWidth, bitmapSource.PixelHeight,
System.Drawing.Imaging.PixelFormat.Format32bppPArgb);
var bitmapData = bitmap.LockBits(new System.Drawing.Rectangle(System.Drawing.Point.Empty, bitmap.Size),
System.Drawing.Imaging.ImageLockMode.WriteOnly, bitmap.PixelFormat);
try
{
bitmapSource.CopyPixels(Int32Rect.Empty, bitmapData.Scan0,
bitmapData.Height * bitmapData.Stride, bitmapData.Stride);
}
finally
{
bitmap.UnlockBits(bitmapData);
}
return(bitmap);
}
/// <summary>1PixelのByte数を取得します</summary>
public static int GetBytesPerPixel(this BitmapSource bitmap)
{
if (bitmap.IsInvalid())
{
throw new ArgumentException("Invalid Image");
}
return(Ceiling(bitmap.Format.BitsPerPixel, 8));
/// <summary>ToPixelMatrixContainer を作成して返します</summary>
public static PixelMatrixContainer ToPixelMatrixContainer(this BitmapSource bitmap)
{
if (bitmap.IsInvalid())
{
throw new ArgumentException("Invalid Image");
}
var container = new PixelMatrixContainer(bitmap.PixelWidth, bitmap.PixelHeight);
container.FullPixels.CopyTo(bitmap);
return(container);
}
