EscudeTools/EscudeLSF/Program.cs

278 lines
10 KiB
C#
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2024-10-10 17:54:47 +08:00
using ImageMagick;
using System.Runtime.InteropServices;
namespace EscudeLSF
{
[StructLayout(LayoutKind.Sequential, Pack = 1)]
public struct LSFHDR
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 4)]
public byte[] signature; // 4 bytes
public uint unknown1; // 4 bytes
public uint unknown2; // 4 bytes
public uint width; // 4 bytes
public uint height; // 4 bytes
public uint unknown_width; // 4 bytes
public uint unknown_height; // 4 bytes
}
[StructLayout(LayoutKind.Sequential, Pack = 1)]
public struct LSFENTRY
{
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 128)]
public char[] name; // 128 bytes
public uint x; // 4 bytes
public uint y; // 4 bytes
public uint baseWidth; // 4 bytes
public uint baseHeight; // 4 bytes
public uint unknown3; // 4 bytes
public uint unknown4; // 4 bytes
public byte type; // 1 byte
public byte id; // 1 byte
public byte unknown5; // 1 byte
public byte unknown6; // 1 byte
public uint unknown7; // 4 bytes
public uint unknown8; // 4 bytes
}
internal class Program
{
private static readonly byte[] Signature = [0x4C, 0x53, 0x46, 0x00];
static void Main(string[] args)
{
if (args.Length == 0 || args.Length > 2)
{
Console.WriteLine("Invalid arguments. Use -h for help.");
return;
}
string? workDirectory;
string? outputDirectory;
switch (args[0])
{
case "-h":
DisplayHelp();
return;
case "-r":
case "-d":
case "-s":
workDirectory = GetWorkDirectory(args);
outputDirectory = GetOutputDirectory(workDirectory);
if (args[0] == "-d")
{
ProcessBatch(args[1], workDirectory, outputDirectory);
}
else
{
CombineIMG(ReadLSF(args[1]), workDirectory, outputDirectory);
}
break;
default:
if (!IsValidFileArgument(args))
{
Console.WriteLine("Invalid arguments. Use -h for help.");
return;
}
workDirectory = Path.GetDirectoryName(args[0]);
outputDirectory = GetOutputDirectory(workDirectory);
CombineIMG(ReadLSF(args[0]), workDirectory, outputDirectory);
break;
}
}
static void DisplayHelp()
{
Console.WriteLine("Usage: EscudeLSF.exe [-r <filepath>] [-d <directory>] [-s <filepath>] [-h]");
Console.WriteLine("Options:");
Console.WriteLine(" <filepath> Single lsf process");
Console.WriteLine(" -r <filepath> Read single lsf file");
Console.WriteLine(" -d <directory> Process all lsf files in directory");
Console.WriteLine(" -s <filepath> Same as <filepath>");
Console.WriteLine(" -h Display help info");
}
static string GetOutputDirectory(string workDirectory)
{
string outputDirectory = Path.Combine(Path.GetDirectoryName(workDirectory), "output");
if (!Directory.Exists(outputDirectory))
{
Directory.CreateDirectory(outputDirectory);
}
return outputDirectory;
}
static void ProcessBatch(string directory, string workDirectory, string outputDirectory)
{
foreach (string file in Directory.GetFiles(directory, "*.lsf"))
{
CombineIMG(ReadLSF(file), workDirectory, outputDirectory);
}
}
static string GetWorkDirectory(string[] args)
{
return args[0] == "-d" ? args[1] : Path.GetDirectoryName(args[1]);
}
static bool IsValidFileArgument(string[] args)
{
return args.Length == 2 || (args.Length == 1 && !Path.Exists(args[0]));
}
static List<LSFENTRY> ReadLSF(string filePath)
{
LSFHDR header;
List<LSFENTRY> entries = [];
using (FileStream fs = new(filePath, FileMode.Open, FileAccess.Read))
using (BinaryReader reader = new(fs))
{
header = ReadLSFHDR(reader);
if (!header.signature.SequenceEqual(Signature))
{
Console.WriteLine("Invalid LSF file: Signature does not match.");
return [];
}
while (fs.Position < fs.Length)
{
LSFENTRY entry = ReadLSFENTRY(reader);
// 过滤某些类型(主要是表情,还有审查
// 没找到合适的处理方法有主意的老哥欢迎Pull Request
if (entry.type == 0x0B || entry.type == 0x15 || entry.type == 0xFF || (entry.type == 0x00 && entry.unknown5 == 0x03))
{
continue;
}
// 过滤重复项(没看出重复的意义,也许是前面过滤掉的某个类型需要
if (entries.Any(e => e.name.SequenceEqual(entry.name)))
{
continue;
}
entries.Add(entry);
}
}
return entries;
}
static LSFHDR ReadLSFHDR(BinaryReader reader)
{
byte[] headerData = reader.ReadBytes(Marshal.SizeOf(typeof(LSFHDR)));
GCHandle handle = GCHandle.Alloc(headerData, GCHandleType.Pinned);
try
{
return (LSFHDR)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(LSFHDR));
}
finally
{
handle.Free();
}
}
static LSFENTRY ReadLSFENTRY(BinaryReader reader)
{
byte[] entryData = reader.ReadBytes(Marshal.SizeOf(typeof(LSFENTRY)));
GCHandle handle = GCHandle.Alloc(entryData, GCHandleType.Pinned);
try
{
return (LSFENTRY)Marshal.PtrToStructure(handle.AddrOfPinnedObject(), typeof(LSFENTRY));
}
finally
{
handle.Free();
}
}
static void CombineIMG(List<LSFENTRY> entrys, string workDirectory, string storeDir)
{
// 检查是否有多个角色
bool isMultiCharacter = entrys.Any(e => e.type == 0x14);
foreach (var entry in entrys.Where(e => e.type == 0x00))
{
string baseName = new string(entry.name).Trim('\0');
string targetPath = Path.Combine(storeDir, baseName);
string baseImagePath = Path.Combine(workDirectory, baseName + ".png");
if (!File.Exists(baseImagePath))
{
Console.WriteLine($"Error, File not found: {baseName}");
continue;
}
foreach (var eyeEntry in entrys.Where(e => e.type == 0x0A))
{
using var baseImage = new MagickImage(baseImagePath);
ProcessEyeImage(entrys, workDirectory, baseImage, eyeEntry, targetPath, isMultiCharacter);
}
}
}
private static void ProcessEyeImage(List<LSFENTRY> entrys, string workDirectory, MagickImage baseImage, LSFENTRY eyeEntry, string targetPath, bool isMultiCharacter)
{
string eyeName = new string(eyeEntry.name).Trim('\0');
string eyeImagePath = Path.Combine(workDirectory, eyeName + ".png");
if (!File.Exists(eyeImagePath))
{
Console.WriteLine($"Error, File not found: {eyeName}");
return;
}
using var eyeImage = new MagickImage(eyeImagePath);
var tmpImage = RealProcessIMG(baseImage, eyeImage, (int)eyeEntry.x, (int)eyeEntry.y);
string target2Path = targetPath + "_" + eyeName;
if (isMultiCharacter)
{
foreach (var eye2Entry in entrys.Where(e => e.type == 0x14))
{
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using var tmpImageClone = (MagickImage)tmpImage.Clone();
ProcessOverlayImage(eye2Entry, target2Path, workDirectory, tmpImageClone);
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}
}
else
{
tmpImage.Write(target2Path + ".png");
}
}
private static void ProcessOverlayImage(LSFENTRY eye2Entry, string target2Path, string workDirectory, MagickImage tmpImage)
{
string eye2Name = new string(eye2Entry.name).Trim('\0');
string eye2ImagePath = Path.Combine(workDirectory, eye2Name + ".png");
if (!File.Exists(eye2ImagePath))
{
Console.WriteLine($"Error, File not found: {eye2Name}");
return;
}
using var overlayImage = new MagickImage(eye2ImagePath);
RealProcessIMG(tmpImage, overlayImage, (int)eye2Entry.x, (int)eye2Entry.y).Write($"{target2Path}_{eye2Name}.png");
}
static MagickImage RealProcessIMG(MagickImage b, MagickImage o, int x, int y)
{
o.Alpha(AlphaOption.Set);
// Not working
// 原先是设计给处理那些不透明的图片,但好像有问题
//if (args[4] == "y")
//{
// //overlayImage.ColorFuzz = new Percentage(6); // For Face
// //overlayImage.Transparent(MagickColors.White); // For Face
// //overlayImage.Blur(0, 4); // For Face
//}
b.Composite(o, x, y, CompositeOperator.Over);
return b;
}
}
}