public void RenderGray4(byte[] frame)
{
// Render as orange palette (same as default with no PAL loaded)
var planes = FrameUtil.Split(DmdWidth, DmdHeight, 4, frame);
var orangeframe = LibDmd.Common.FrameUtil.ConvertToRgb24(DmdWidth, DmdHeight, planes, ColorUtil.GetPalette(new[] { Colors.Black, Colors.OrangeRed }, 16));
Marshal.Copy(orangeframe, 0, _pnt, DmdWidth * DmdHeight * 3);
Render_RGB24((ushort)DmdWidth, (ushort)DmdHeight, _pnt);
}
