public static CompressTask UnCompressAsync(string zipPath, string outPath)
{
CompressTask task = new CompressTask();
Loom.RunAsync(() => UnZipFile(zipPath, outPath, out task.Error, out task.Progress));
return(task);
}
public static int Compress(ReadOnlySpan <byte> read, Span <byte> w, CompressTask task, int cur = 0)
{
DmadataRecord dmadataRec = GetDmadataRec(read, task.Dmadata);
var dmadata = GetDmadataRecords(read, task.Dmadata);
for (int i = 0; i < dmadata.Count; i++)
{
if (i % 50 == 0)
{
Console.WriteLine($"File {i}");
}
var dmarec = dmadata[i];
FileAddress vrom = dmarec.VRom;
FileAddress rom = dmarec.Rom;
if (rom.Start < 0)
{
continue;
}
ReadOnlySpan <byte> file = read.Slice(rom.Start, vrom.Size);
//if file should be compressed
if (!task.Exclusions.Contains(i))
{
int size = Yaz.Encode(file.ToArray(), vrom.Size, out byte[] comp);
if (size > 0)
{
Span <byte> c = new(comp, 0, size);
c.CopyTo(w.Slice(cur, size));
dmarec.Rom = new FileAddress(cur, cur + size);
cur += size;
continue;
}
}
file.CopyTo(w.Slice(cur, vrom.Size));
dmarec.Rom = new FileAddress(cur, 0);
cur += vrom.Size;
}
WriteDmadataRecords(w.Slice(dmadataRec.Rom.Start, dmadataRec.VRom.Size), dmadata);
return(cur);
}