public GhFileReader(BinaryReader reader, bool isGh5 = true)
{
ReadResource(reader);
reader.BaseStream.Seek(0, SeekOrigin.Begin);
byte[] buffer = reader.ReadBytes((int)reader.BaseStream.Length);
reader.BaseStream.Seek(HeaderSize, SeekOrigin.Begin);
int filePos = HeaderSize;
int size = -1;
int index = 0;
while (size != 0)
{
reader.BaseStream.Seek(filePos, SeekOrigin.Begin);
byte imageType = reader.ReadByte();
byte flag1 = reader.ReadByte();
byte flag2 = reader.ReadByte();
byte rowCount = reader.ReadByte();
size = reader.ReadInt32();
IGfxImage img = null;
switch (imageType)
{
case 0:
img = new GfxImage16Bit(buffer, 128, rowCount, isGh5);
break;
case 1:
img = new GfxImage16Bit(buffer, 256, rowCount, isGh5);
break;
case 2:
img = new GfxImageWithPalette(buffer, 128, rowCount);
break;
case 3:
img = new GfxImageWithPalette(buffer, 256, rowCount);
break;
}
img.Flag1 = flag1;
img.Flag2 = flag2;
img.DataOffset = filePos + 8;
img.Index = index;
img.GroupIndex = index;
images.Add(img);
filePos += size + 8;
index++;
}
}
private static ImageData[] LoadFromBitmap(string path, int i, ICollectionFileReader file)
{
IGfxImage image = file.GetImage(i);
bool saveByIndex = false; //file.HasDIL;
int jobIndex = saveByIndex ? (image as GfxImage).jobIndex : 0;
string basePath = $"export/{path}/{(saveByIndex ? $"{jobIndex}/" : "")}";
List <ImageData> imgs = new List <ImageData>();
var files = Directory.GetFiles(basePath, "*.*");
int maxlen = files.Max(x => x.Length);
var result = files.OrderBy(x => x.PadLeft(maxlen, '0')).ToList();
int ind = 0;
foreach (string filePath in result)
{
Bitmap map = new Bitmap(filePath);
ImageData data = new ImageData(map.Height, map.Width);
//image.Width = map.Width;
//image.Height = map.Height;
BitmapData d = map.LockBits(new Rectangle(0, 0, map.Width, map.Height), System.Drawing.Imaging.ImageLockMode.ReadOnly, System.Drawing.Imaging.PixelFormat.Format32bppPArgb);
int size = map.Height * map.Width * 4;
data.data = new Byte[size];
byte[] argb = new byte[size];
Marshal.Copy(d.Scan0, argb, 0, size);
map.UnlockBits(d);
int index = 0;
for (int y = 0; y < map.Height; y++)
{
for (int x = 0; x < map.Width; x++)
{
//so LockBits stores the data as bgra, because f**k you, thats why...
data.data[index + 0] = argb[index + 2]; //g1
data.data[index + 1] = argb[index + 1]; //r2
data.data[index + 2] = argb[index + 0]; //a3
data.data[index + 3] = argb[index + 3]; //b0
index += 4;
}
}
Console.WriteLine($"{ind++}/{result.Count}");
imgs.Add(data);
}
return(imgs.ToArray());
}
private static void SaveToBitmap(string path, int i, ICollectionFileReader file)
{
bool saveByIndex = file.HasDIL;
IGfxImage image = file.GetImage(i);
int width = image.Width;
int height = image.Height;
using (DirectBitmap b = new DirectBitmap(image.Width, image.Height)) {
ImageData data = image.GetImageData();
int index = 0;
for (int y = 0; y < height; y++)
{
for (int x = 0; x < width; x++)
{
int alpha = 255;
if (index >= data.data.Length)
{
break;
}
byte red = data.data[index + 0];
byte green = data.data[index + 1];
byte blue = data.data[index + 2];
if (red == 255 && green + blue == 0)
{
alpha = removeAlpha ? 0 : alpha;
}
if (green == 255 && red + blue == 0)
{
alpha = removeShadows ? 0 : alpha;
}
else if (onlyShadows)
{
red = 0;
green = 0;
blue = 0;
alpha = 0;
}
b.SetPixel(x, y, Color.FromArgb(alpha, red, green, blue));
index += 4;
}
}
int jobIndex = saveByIndex ? (image as GfxImage).jobIndex : 0;
string basePath = $"export/{path}/{(saveByIndex ? $"{jobIndex}/" : "")}";
Directory.CreateDirectory(basePath);
b.Bitmap.Save(basePath + $"{i}.png", System.Drawing.Imaging.ImageFormat.Png);
}
}
