public McgDecoder(IBinaryStream input, McgMetaData info, byte key)
{
m_file = input;
m_info = info;
m_width = (int)info.Width;
m_height = (int)info.Height;
m_pixels = m_width * m_height;
m_key = key;
Stride = m_width * m_info.BPP / 8;
if (101 == m_info.Version)
{
Stride = (Stride + 3) & -4;
}
if (24 == m_info.BPP)
{
Format = PixelFormats.Bgr24;
}
else if (16 == m_info.BPP)
{
Format = PixelFormats.Bgr555;
}
else if (8 == m_info.BPP)
{
Format = PixelFormats.Indexed8;
}
else
{
throw new InvalidFormatException();
}
}
public McgDecoder(Stream input, McgMetaData info, byte key)
{
input.Position = info.DataOffset;
m_input = new byte[info.PackedSize];
if (m_input.Length != input.Read(m_input, 0, m_input.Length))
{
throw new InvalidFormatException("Unexpected end of file");
}
m_width = (int)info.Width;
m_height = (int)info.Height;
m_pixels = m_width * m_height;
m_key = key;
m_version = info.Version;
Stride = 3 * m_width;
if (101 == m_version)
{
Stride = (Stride + 3) & -4;
}
}