Beispiel #1
0
            public static STim Decode8(byte[] picbin, byte[] palbin, int tbw, int cx, int cy)
            {
                var bitmap = new Bitmap(cx, cy, PixelFormat.Format8bppIndexed);

                tbw /= 2;
                byte[]     array      = Reform8.Decode8(picbin, tbw, Math.Max(1, picbin.Length / 8192 / tbw));
                BitmapData bitmapData = bitmap.LockBits(Rectangle.FromLTRB(0, 0, bitmap.Width, bitmap.Height),
                                                        ImageLockMode.WriteOnly, PixelFormat.Format8bppIndexed);

                try
                {
                    int val = bitmapData.Stride * bitmapData.Height;
                    Marshal.Copy(array, 0, bitmapData.Scan0, Math.Min(array.Length, val));
                }
                finally
                {
                    bitmap.UnlockBits(bitmapData);
                }
                ColorPalette palette = bitmap.Palette;
                int          num     = 0;
                var          array2  = new byte[1024];

                for (int i = 0; i < 256; i++)
                {
                    int num2 = KHcv8pal.repl(i);
                    Array.Copy(palbin, 4 * i, array2, 4 * num2, 4);
                }
                Array.Copy(array2, 0, palbin, 0, 1024);
                for (int j = 0; j < 256; j++)
                {
                    palette.Entries[j] =
                        CUtil.NoGamma(
                            Color.FromArgb(AcUt.GetA(palbin[num + 4 * j + 3]) ^ (j & 1),
                                           Math.Min(255, palbin[num + 4 * j] + 1), Math.Min(255, palbin[num + 4 * j + 1] + 1),
                                           Math.Min(255, palbin[num + 4 * j + 2] + 1)), 0.5f);
                }
                bitmap.Palette = palette;
                return(new STim(bitmap));
            }
Beispiel #2
0
        /// <summary>
        /// Function that will parse an IMGD file
        /// </summary>
        /// <param name="si">MemoryStream of the file</param>
        /// <returns></returns>
        public static PicIMGD TakeIMGD(MemoryStream si)
        {
            si.Position = 0L;
            if (si.ReadByte() != 73)
            {
                throw new NotSupportedException("!IMGD");
            }
            if (si.ReadByte() != 77)
            {
                throw new NotSupportedException("!IMGD");
            }
            if (si.ReadByte() != 71)
            {
                throw new NotSupportedException("!IMGD");
            }
            if (si.ReadByte() != 68)
            {
                throw new NotSupportedException("!IMGD");
            }
            var binaryReader = new BinaryReader(si);

            binaryReader.ReadInt32();
            int num    = binaryReader.ReadInt32();
            int count  = binaryReader.ReadInt32();
            int num2   = binaryReader.ReadInt32();
            int count2 = binaryReader.ReadInt32();

            si.Position = 28L;
            int num3 = binaryReader.ReadUInt16();
            int num4 = binaryReader.ReadUInt16();

            si.Position = 38L;
            int num5 = binaryReader.ReadUInt16();

            si.Position = 60L;
            int  num6 = binaryReader.ReadByte();
            bool flag = num6 == 7;

            si.Position = num;
            byte[] array = binaryReader.ReadBytes(count);
            si.Position = num2;
            byte[] array2 = binaryReader.ReadBytes(count2);
            int    num7   = num3;
            int    num8   = num4;

            if (num5 == 19)
            {
                int        num9       = num3 / 128;
                int        num10      = num4 / 64;
                int        bw         = num9;
                int        bh         = num10;
                byte[]     array3     = flag ? Reform8.Decode8(Reform32.Encode32(array, num9, num10), bw, bh) : array;
                var        bitmap     = new Bitmap(num7, num8, PixelFormat.Format8bppIndexed);
                BitmapData bitmapData = bitmap.LockBits(Rectangle.FromLTRB(0, 0, num7, num8), ImageLockMode.WriteOnly,
                                                        PixelFormat.Format8bppIndexed);
                try
                {
                    Marshal.Copy(array3, 0, bitmapData.Scan0, array3.Length);
                }
                finally
                {
                    bitmap.UnlockBits(bitmapData);
                }
                var array4 = new byte[8192];
                Array.Copy(array2, 0, array4, 0, Math.Min(8192, array2.Length));
                byte[]       array5  = array4;
                ColorPalette palette = bitmap.Palette;
                for (int i = 0; i < 256; i++)
                {
                    int num11 = i;
                    int num12 = KHcv8pal_swap34.repl(i);
                    palette.Entries[num12] = Color.FromArgb(Math.Min(255, array5[4 * num11 + 3] * 2), array5[4 * num11],
                                                            array5[4 * num11 + 1], array5[4 * num11 + 2]);
                }
                bitmap.Palette = palette;
                return(new PicIMGD(bitmap));
            }
            if (num5 == 20)
            {
                int    num13  = num3 / 128;
                int    num14  = num4 / 128;
                int    bw2    = num13;
                int    bh2    = num14;
                byte[] array6 = flag
                    ? Reform4.Decode4(Reform32.Encode32(array, num13, num14), bw2, bh2)
                    : HLUt.Swap(array);
                var        bitmap2     = new Bitmap(num7, num8, PixelFormat.Format4bppIndexed);
                BitmapData bitmapData2 = bitmap2.LockBits(Rectangle.FromLTRB(0, 0, num7, num8), ImageLockMode.WriteOnly,
                                                          PixelFormat.Format4bppIndexed);
                try
                {
                    Marshal.Copy(array6, 0, bitmapData2.Scan0, array6.Length);
                }
                finally
                {
                    bitmap2.UnlockBits(bitmapData2);
                }
                var array7 = new byte[8192];
                Array.Copy(array2, 0, array7, 0, Math.Min(8192, array2.Length));
                byte[]       array8   = array7;
                ColorPalette palette2 = bitmap2.Palette;
                for (int j = 0; j < 16; j++)
                {
                    int num15 = j;
                    int num16 = j;
                    palette2.Entries[num16] = Color.FromArgb(Math.Min(255, array8[4 * num15 + 3] * 2), array8[4 * num15],
                                                             array8[4 * num15 + 1], array8[4 * num15 + 2]);
                }
                bitmap2.Palette = palette2;
                return(new PicIMGD(bitmap2));
            }
            throw new NotSupportedException("v26 = " + num5.ToString("X"));
        }