private static MiloFile ParseDirectory(Stream stream)
{
int version = stream.ReadInt32BE();
if (!(version == 25 || version == 28)) // RBN1 and RBN2 milos
{
throw new NotSupportedException($"Milo directory version of {version} is not supported");
}
string dirType = stream.ReadLengthUTF8(true), dirName = stream.ReadLengthUTF8(true);
MiloFile milo = new MiloFile(dirType, dirName);
stream.Position += 8; // Skips string count + total length
// Reads entry types/names
int count = stream.ReadInt32BE();
string[] types = new string[count];
string[] names = new string[count];
for (int i = 0; i < count; i++)
{
types[i] = stream.ReadLengthUTF8(true);
names[i] = stream.ReadLengthUTF8(true);
}
// Skips unknown data
var next = FindNext(stream, ADDE_PADDING);
stream.Seek(next + 4, SeekOrigin.Current);
// Reads each file
for (int i = 0; i < names.Length; i++)
{
long start = stream.Position;
int size = FindNext(stream, ADDE_PADDING);
byte[] data = stream.ReadBytes(size);
stream.Position += 4;
//milo.Entries.Add(new MiloEntry(names[i], types[i], stream.ReadBytes(size)));
if (types[i].Equals("CharLipSync", StringComparison.CurrentCultureIgnoreCase))
{
// Parse LipSync data
using (var ms = new MemoryStream(data))
{
CharLipSync lipsync = CharLipSync.FromStream(ms, names[i]);
milo.Entries.Add(lipsync);
}
}
}
return(milo);
}
public static CharLipSync FromStream(Stream stream, string name)
{
// Does not include DTA parsing so DC lipsync files are not supported at this time
CharLipSync lipsync = new CharLipSync();
lipsync._name = name;
lipsync.Version = stream.ReadInt32BE();
lipsync.SubVersion = stream.ReadInt32BE();
lipsync.DTAImport = stream.ReadLengthUTF8(true);
int dtb = stream.ReadByte();
if (dtb != 0)
{
throw new Exception("Parsing of LipSync files with embedded DTB is not currently supported");
}
stream.Position += 4; // Skips zeros
int visemeCount = stream.ReadInt32BE();
lipsync.Visemes = Enumerable.Range(0, visemeCount).Select(x => stream.ReadLengthUTF8(true)).ToArray();
int keyFrameCount = stream.ReadInt32BE();
stream.Position += 4; // Skips total size of following data
lipsync.Frames = new KeyFrame[keyFrameCount];
for (int i = 0; i < keyFrameCount; i++)
{
int eventCount = stream.ReadByte();
lipsync.Frames[i] = new KeyFrame();
lipsync.Frames[i].Events = new List <VisemeEvent>();
for (int j = 0; j < eventCount; j++)
{
lipsync.Frames[i].Events.Add(new VisemeEvent(lipsync.Visemes[stream.ReadByte()], (byte)stream.ReadByte()));
}
}
// There's some other data ofter this sometimes but it's not needed
return(lipsync);
}