BitmapExtensions.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace KKtImgLib
{
    static class BitmapExtensions
    {
        public const float _4bit = 255 / 15f;
        public const float _5bit = 255 / 31f;
        public const float _6bit = 255 / 63f;

        public static Bitmap.R8G8B8A8[] ToR8G8B8A8(this Bitmap.R8[] R)
        {
            Bitmap.R8G8B8A8[] RGBA = new Bitmap.R8G8B8A8[16];
            for (byte i = 0; i < 16; i++) RGBA[i] = new Bitmap.R8G8B8A8(R[i].R, 0, 0, 0xFF);
            return RGBA;
        }

        public static Bitmap.R8G8B8A8[] ToR8G8B8A8(this Bitmap.R8G8[] RG)
        {
            Bitmap.R8G8B8A8[] RGB = new Bitmap.R8G8B8A8[16];
            for (byte i = 0; i < 16; i++) RGB[i] = new Bitmap.R8G8B8A8(RG[i].R, RG[i].G, 0, 0xFF);
            return RGB;
        }

        public static Bitmap.R8G8B8A8[] ToR8G8B8A8(this Bitmap.R8G8B8[] RGB)
        {
            Bitmap.R8G8B8A8[] RGBA = new Bitmap.R8G8B8A8[16];
            for (byte i = 0; i < 16; i++) RGBA[i] = (Bitmap.R8G8B8A8)RGB[i];
            return RGBA;
        }

        public static Bitmap.R8G8B8[] ToR8G8B8(this Bitmap.R8G8B8A8[] RGBA)
        {
            Bitmap.R8G8B8[] RGB = new Bitmap.R8G8B8[16];
            for (byte i = 0; i < 16; i++) RGB[i] = (Bitmap.R8G8B8)RGBA[i];
            return RGB;
        }

        public static Bitmap.R16G16B16A16[] ToR16G16B16A16(this Bitmap.R8G8B8A8[] RGBA)
        {
            Bitmap.R16G16B16A16[] RGBA16 = new Bitmap.R16G16B16A16[16];
            for (byte i = 0; i < 16; i++) RGBA16[i] = (Bitmap.R16G16B16A16)RGBA[i];
            return RGBA16;
        }

        public static Bitmap.R16G16B16[] ToR16G16B16(this Bitmap.R8G8B8A8[] RGBA)
        {
            Bitmap.R16G16B16[] RGB = new Bitmap.R16G16B16[16];
            for (byte i = 0; i < 16; i++) RGB[i] = (Bitmap.R16G16B16)(Bitmap.R8G8B8)RGBA[i];
            return RGB;
        }
    }
}