private Bitmap Export(byte[] Texture)
{
StructReader Reader = new StructReader(new MemoryStream(Texture));
CZ3Header Header = new CZ3Header();
Reader.ReadStruct(ref Header);
if (Header.Signature != "CZ3\x0")
throw new BadImageFormatException();
Reader.Seek(Header.HeaderLength, SeekOrigin.Begin);
Bitmap Picture = new Bitmap(Header.Width, Header.Heigth, PixelFormat.Format32bppArgb);
if (Header.Colorbits == 4)//4bit
{
}
else if (Header.Colorbits == 8)//8bit
{
}
else if (Header.Colorbits == 32)//32
{
var bytes = Decompress(Reader);
byte[] data = bytes.ToArray();
int PixelByteCount = 4;
ImageFillPartten.LineDiffPattern(ref Picture, Header.Colorblock, PixelByteCount, data,null);
}
Reader.Close();
return Picture;
}
//作者：Wetor, Devseed
//时间：2020.9.8
private Bitmap Export(byte[] Texture)
{
StructReader Reader = new StructReader(new MemoryStream(Texture));
CZ4Header Header = new CZ4Header();
Reader.ReadStruct(ref Header);
Header.Blockh = (ushort)Math.Ceiling((float)Header.Heigth / (float)Header.Colorblock);
if (Header.Signature != "CZ4\x0")
{
throw new BadImageFormatException();
}
Reader.Seek(Header.HeaderLength, SeekOrigin.Begin);
Bitmap Picture = new Bitmap(Header.Width, Header.Heigth, PixelFormat.Format32bppArgb);
if (Header.Colorbits == 4)//4bit
{
}
else if (Header.Colorbits == 8)//8bit
{
}
else if (Header.Colorbits == 32)
{
var bytes = Decompress(Reader);
int pcount = Header.Width * Header.Heigth;
byte[] data = bytes.ToArray();
byte[] data2 = new byte[pcount];
Buffer.BlockCopy(data, pcount * 3, data2, 0, pcount);
int PixelByteCount = 3;
ImageFillPartten.LineDiffPattern(ref Picture, Header.Colorblock, PixelByteCount, data, null);
PixelByteCount = 1;
ImageFillPartten.LineDiffPattern(ref Picture, Header.Colorblock, PixelByteCount, data2,
delegate(int x, int y, byte[] curr_line)
{
var pixel = Picture.GetPixel(x, y);
Picture.SetPixel(x, y, Color.FromArgb(curr_line[x], pixel.R, pixel.G, pixel.B));
});
}
Reader.Close();
return(Picture);
}
