public static void TTXToPNG(string input, string output)
{
BinaryReader reader = new BinaryReader(File.OpenRead(input));
if (reader.ReadInt32() != 811095124) //TTX0
{
return;
}
reader.ReadInt32(); //zeros
int bpp = reader.ReadInt32();
reader.ReadInt32(); //image size in bytes
int width = reader.ReadInt32();
int height = reader.ReadInt32();
int palette_type = reader.ReadInt32(); //2 - BGR555, 0 - RGBA
int palette_size = reader.ReadInt32();
reader.BaseStream.Position = 32 + palette_size;
Bitmap bmp = new Bitmap(width, height);
if (palette_type == 2) //BGR555
{
PaletteBGR palette = new PaletteBGR(input);
for (int i = 0; i < bmp.Height; i++)
{
for (int j = 0; j < bmp.Width; j++)
{
byte index = reader.ReadByte();
bmp.SetPixel(j, i, palette.GetColor(index));
}
}
}
else //RGBA
{
if (bpp == 0x14) //4bpp
{
PaletteRGBA4 palette = new PaletteRGBA4(input);
for (int i = 0; i < bmp.Height; i++)
{
for (int j = 0; j < bmp.Width; j++)
{
byte pixel = reader.ReadByte();
byte index = (byte)(pixel & 0x0F);
bmp.SetPixel(j, i, palette.GetColor(index));
j++;
index = (byte)(pixel >> 4);
bmp.SetPixel(j, i, palette.GetColor(index));
}
}
}
else if (bpp == 0x13) //8bpp
{
PaletteRGBA8 palette = new PaletteRGBA8(input);
for (int i = 0; i < bmp.Height; i++)
{
for (int j = 0; j < bmp.Width; j++)
{
byte index = reader.ReadByte();
bmp.SetPixel(j, i, palette.GetColor(index));
}
}
}
}
bmp.Save(output, ImageFormat.Png);
reader.Close();
}
public static void PNGToTTX(string input, string output)
{
BinaryReader reader = new BinaryReader(File.OpenRead(output));
reader.BaseStream.Position = 0x04;
if ((long)(reader.ReadInt32() + 8) == reader.BaseStream.Length)
{
reader.Close();
Comp.uncompr(output);
reader = new BinaryReader(File.OpenRead(output));
reader.BaseStream.Position = 0x08;
}
int bpp = reader.ReadInt32();
reader.BaseStream.Position = 0x18;
int palette_type = reader.ReadInt32();
int palette_size = reader.ReadInt32();
reader.Close();
Console.WriteLine(input);
Bitmap bmp = new Bitmap(input);
// 4bpp. Fonts. Without pallete rearrange. RGBA palette
if (bpp == 0x14)
{
PaletteRGBA4 palette = new PaletteRGBA4(output);
BinaryWriter writer = new BinaryWriter(new FileStream(output, FileMode.Open));
writer.BaseStream.Position = 32 + palette_size;
for (int i = 0; i < bmp.Height; i++)
{
for (int j = 0; j < bmp.Width; j++)
{
byte ttx_pixel = palette.GetIndex(bmp.GetPixel(j, i));
j++;
byte hi_pix = palette.GetIndex(bmp.GetPixel(j, i));
ttx_pixel += (byte)(hi_pix << 4);
writer.Write(ttx_pixel);
Main.IterationDo(false);
}
}
writer.Flush();
writer.Close();
// 8bpp. Needs palette rearrange. BGR 555 palette.
}
else if (palette_type == 0x02)
{
PaletteBGR palette = new PaletteBGR(output);
BinaryWriter writer = new BinaryWriter(new FileStream(output, FileMode.Open));
writer.BaseStream.Position = 32 + palette_size;
//image writing
for (int i = 0; i < bmp.Height; i++)
{
for (int j = 0; j < bmp.Width; j++)
{
writer.Write(palette.GetIndex(bmp.GetPixel(j, i)));
Main.IterationDo(false);
}
}
writer.Flush();
writer.Close();
// 8bpp. Needs palette rearrange. RGBA.
}
else
{
PaletteRGBA8 palette = new PaletteRGBA8(output);
BinaryWriter writer = new BinaryWriter((Stream) new FileStream(output, FileMode.Open));
writer.BaseStream.Position = 32 + palette_size;
//image writing
for (int i = 0; i < bmp.Height; i++)
{
for (int j = 0; j < bmp.Width; j++) //Color pixel = bmp.GetPixel (j, i);
{
writer.Write(palette.GetIndex(bmp.GetPixel(j, i)));
Main.IterationDo(false);
}
}
writer.Flush();
writer.Close();
}
}
