public static RGBQUAD FromRGBA(byte r, byte g, byte b, byte a)
{
RGBQUAD output = FromRGB(r, g, b);
output.rgbReserved = a;
return(output);
}
public void Read(BinaryReader Reader)
{
icHeader = new BITMAPINFOHEADER();
icHeader.Read(Reader);
icColors = new RGBQUAD[icHeader.biClrUsed != 0 ?
icHeader.biClrUsed :
icHeader.biBitCount <= 8 ?
(uint)(1 << icHeader.biBitCount) : 0];
for (int i = 0; i < icColors.Length; i++)
{
RGBQUAD rgb = new RGBQUAD();
rgb.Read(Reader);
icColors[i] = rgb;
}
if (icColors.Length == 0)
{
icColors = null;
}
int datalenght = (int)(Reader.BaseStream.Length - Reader.BaseStream.Position);
icXOR = new byte[XorStride * Height];
Reader.Read(icXOR, 0, icXOR.Length);
if (icXOR.Length == datalenght)
{
icAND = null;
}
else
{
icAND = new byte[AndStride * Height];
Reader.Read(icAND, 0, icAND.Length);
}
}
public static RGBQUAD FromRGB(byte r, byte g, byte b)
{
RGBQUAD output = new RGBQUAD();
output.rgbRed = r;
output.rgbGreen = g;
output.rgbBlue = b;
output.rgbReserved = 255;
return(output);
}