private IEnumerable <Color> GeneratePalette() { if (Bitmap == null) { return(Enumerable.Empty <Color>()); } byte[] bgrData = null; switch (Width) { case 512: { var crop = new CroppedBitmap(Bitmap, new Int32Rect(0, 0, 412, 240)); bgrData = crop.GetBgr24Data(); break; } case 1024: { // It Has a 920 Version, but the Max data is 1008, bear with a little gray var crop = new CroppedBitmap(Bitmap, new Int32Rect(0, 0, 1008, 240)); bgrData = crop.GetBgr24Data(); break; } default: { bgrData = Bitmap.GetBgr24Data(); break; } } return(GraphicUtils.PaletteGen(bgrData, 20).Select(Extensions.ToMediaColor).ToList()); }