static void SingleConvert(string path)
{
using (var stream = File.OpenRead(path))
{
var texture = new Texture(stream);
texture.SaveBitmap(Path.ChangeExtension(path, ".png"));
}
}
static void BatchConvert(string path)
{
using (var archive = new ZipArchive(File.OpenRead(path)))
{
foreach (var entry in archive.Entries)
{
var extension = Path.GetExtension(entry.Name);
if (extension.Equals(".tex", StringComparison.OrdinalIgnoreCase))
{
Console.WriteLine(entry.FullName);
using (var stream = entry.Open())
{
var texture = new Texture(stream);
var directoryName = Path.GetDirectoryName(path);
var fullName = Path.ChangeExtension(entry.FullName, ".png");
texture.SaveBitmap(Path.Combine(directoryName, fullName));
}
}
}
}
}
public static Texture Convert(Texture texture, Format format)
{
if (format != Format.Format32bppArgb)
throw new ArgumentException();
var src = texture.pixelData;
var dst = new byte[texture.Width * texture.Height * format.GetBitsPerPixel() / 8];
if (texture.Format == Format.Format4bppPvrtc)
{
var result = PVRTDecompressPVRTC(src, 0, texture.Width, texture.Height, dst);
if (result != src.Length)
throw new ArgumentException();
Convert32bppAbgrTo32bppArgb(dst, dst);
}
else if (texture.Format == Format.Format32bppAbgr)
{
Convert32bppAbgrTo32bppArgb(src, dst);
}
else if (texture.Format == Format.Format16bppRgba)
{
Convert16bppRgbaTo32bppArgb(src, dst);
}
else
{
throw new ArgumentException();
}
return new Texture(texture.Width, texture.Height, format, dst);
}