ColorFormats

List of color formats supported:
Enumeration started from 0.

type
    TSPixelFormat = (
        spf1bit,      // 2 colors, palette
        spf4bit,      // 16 colors, palette
        spf8bit,      // 256 colors, palette
        spf12bit,     // 4096 colors, BGR444
        spf16bit,     // 65536 colors, BGR565
        spf18bit,     // 262144 colors BGR666
        spf24bit,     // BGR888
        spf12BitRGB,  // RGB444
        spf16BitRGB,  // RGB565
        spf18BitRGB,  // RGB666
        spf24BitRGB,  // RGB888
        spf16Bit555ABGR,  //BGR555 with 1bit Alpha (A1B5G5G5)
        spf16Bit555ARGB   //RGB555 with 1bit Alpha (A1R5G5B5)
    );