private long clean_up_device() //implement IDisposable here instead
{
Marshal.FreeHGlobal(this.unmanaged_RGGB_ptr); //if IntPtr is IntPrt.Zero, FreeHGlobal does nothing
this.unmanaged_RGGB_ptr = IntPtr.Zero;
Marshal.FreeHGlobal(this.unmanaged_data_set1_ptr);
this.unmanaged_data_set1_ptr = IntPtr.Zero;
Marshal.FreeHGlobal(this.unmanaged_gyr_data_ptr);
this.unmanaged_gyr_data_ptr = IntPtr.Zero;
return(PInvokeDll.clean_up_device());
}
public unsafe long get_data()
{
Int64 rest = PInvokeDll.get_data(
this.unmanaged_RGGB_ptr,
this.unmanaged_data_set1_ptr,
this.unmanaged_gyr_data_ptr);
if (rest != 1)
{
return(-1);
}
for (int i = 0; i < 160; i++)
{
this.data_set1[i] = (data)
Marshal.PtrToStructure(this.unmanaged_data_set1_ptr + i * Marshal.SizeOf(typeof(data)), typeof(data));
this.data_set2[i] = (data)
Marshal.PtrToStructure(this.unmanaged_gyr_data_ptr + i * Marshal.SizeOf(typeof(data)), typeof(data));
}
Bitmap bitmap_grayscale = new Bitmap(320, 320, PixelFormat.Format8bppIndexed);
BitmapData bitmap_data = null;
try
{
bitmap_data = bitmap_grayscale.LockBits(
new Rectangle(0, 0, bitmap_grayscale.Width, bitmap_grayscale.Height),
ImageLockMode.WriteOnly, PixelFormat.Format8bppIndexed);
for (int y = 0; y < bitmap_grayscale.Height; ++y)
{
byte *targetRow = (byte *)bitmap_data.Scan0 + (y * bitmap_data.Stride);
for (int x = 0; x < bitmap_grayscale.Width; ++x)
{
targetRow[x] = Marshal.ReadByte(this.unmanaged_RGGB_ptr, y * bitmap_grayscale.Width + x);
}
}
}
finally
{
if (bitmap_data != null)
{
bitmap_grayscale.UnlockBits(bitmap_data);
}
}
BayerFilter bayer_filter = new BayerFilter();
bayer_filter.BayerPattern = new int[2, 2] {
{ RGB.R, RGB.G }, { RGB.G, RGB.B }
};
this.image_rgb = bayer_filter.Apply(bitmap_grayscale);
return(1);
}
private long init_device()
{
return(PInvokeDll.init_device());
}
