public static void Main(string[] args)
{
if (args.Length < 4)
{
Console.WriteLine("Format: {fileName} {width} {height} {mode}");
Console.WriteLine("mode: 0 - DXT1; 1 - DXT3; 2 - DXT5");
Console.ReadKey();
return;
}
string path = args[0];
int width = int.Parse(args[1]);
int height = int.Parse(args[2]);
int mode = int.Parse(args[3]);
using (DirectBitmap bitmap = new DirectBitmap(width, height))
{
byte[] data = File.ReadAllBytes(path);
Stopwatch stopwatch = new Stopwatch();
for (int i = 0; i < 5; i++)
{
stopwatch.Start();
for (int j = 0; j < 5; j++)
{
switch (mode)
{
case 0:
DxtDecoder.DecompressDXT1(data, width, height, bitmap.Bits);
break;
case 1:
DxtDecoder.DecompressDXT3(data, width, height, bitmap.Bits);
break;
case 2:
DxtDecoder.DecompressDXT5(data, width, height, bitmap.Bits);
break;
default:
throw new Exception(mode.ToString());
}
}
stopwatch.Stop();
Console.WriteLine("Processed " + stopwatch.ElapsedMilliseconds);
stopwatch.Reset();
}
string dirPath = Path.GetDirectoryName(path);
string fileName = Path.GetFileNameWithoutExtension(path);
string outPath = Path.Combine(dirPath, fileName + ".png");
bitmap.Bitmap.RotateFlip(System.Drawing.RotateFlipType.RotateNoneFlipY);
bitmap.Bitmap.Save(outPath, ImageFormat.Png);
}
Console.WriteLine("Finished!");
}
public static DirectBitmap DXTTextureToBitmap(Texture2D texture, byte[] data)
{
int width = texture.Width;
int height = texture.Height;
DirectBitmap bitmap = new DirectBitmap(width, height);
try
{
switch (texture.TextureFormat)
{
case TextureFormat.DXT1:
case TextureFormat.DXT1Crunched:
DxtDecoder.DecompressDXT1(data, width, height, bitmap.Bits);
break;
case TextureFormat.DXT3:
DxtDecoder.DecompressDXT3(data, width, height, bitmap.Bits);
break;
case TextureFormat.DXT5:
case TextureFormat.DXT5Crunched:
DxtDecoder.DecompressDXT5(data, width, height, bitmap.Bits);
break;
default:
throw new Exception(texture.TextureFormat.ToString());
}
bitmap.Bitmap.RotateFlip(RotateFlipType.RotateNoneFlipY);
return(bitmap);
}
catch
{
bitmap.Dispose();
throw;
}
}
