/// <summary>
/// Extracts the subtitles from a *.spc file to a *.xml file.
/// </summary>
/// <param name="Speech">The input *.spc file Stream</param>
/// <param name="OutFile">The output *.xml file path</param>
public static void Extract(Stream Speech, string OutFile)
{
SpeechSubtitle Output = new SpeechSubtitle();
EndianBinaryReader Reader = new EndianBinaryReader(Speech, Endian.Big);
int Index = 0;
uint HeaderOffset = GetHeaderPosition(Reader);
while (Speech.Position < Speech.Length)
{
Speech.Seek(HeaderOffset + Index * 0x20, SeekOrigin.Begin);
uint Id = Reader.ReadUInt32();
uint WaveOffset = Reader.ReadUInt32() << 11;
uint WaveLength = Reader.ReadUInt32() << 11;
float WaveSynchro = Reader.ReadSingle();
uint SubtitleOffset = Reader.ReadUInt32() + WaveOffset;
uint SubtitleLength = Reader.ReadUInt32();
uint TableLength = Reader.ReadUInt32();
if (Id == 0 || Speech.Position >= Speech.Length)
{
break;
}
if (SubtitleLength > 0)
{
SpeechDialog Dialog = new SpeechDialog();
Speech.Seek(SubtitleOffset, SeekOrigin.Begin);
while (true)
{
SubtitlePacket Subtitle = SubtitlePacket.FromStream(Reader);
if (Subtitle != null)
{
Dialog.Subtitles.Add(Subtitle);
}
if (Speech.Position >= SubtitleOffset + SubtitleLength || Subtitle == null)
{
break;
}
}
Output.Dialogs.Add(Dialog);
}
Index++;
}
XmlSerializerNamespaces NameSpaces = new XmlSerializerNamespaces();
NameSpaces.Add(string.Empty, string.Empty);
XmlWriterSettings Settings = new XmlWriterSettings
{
Encoding = Encoding.UTF8,
Indent = true
};
XmlSerializer Serializer = new XmlSerializer(typeof(SpeechSubtitle));
using (FileStream OutputStream = new FileStream(OutFile, FileMode.Create))
{
XmlWriter Writer = XmlWriter.Create(OutputStream, Settings);
Serializer.Serialize(Writer, Output, NameSpaces);
}
}
/// <summary>
/// Inserts the subtitles from a *.xml into a *.spc file.
/// </summary>
/// <param name="Speech">The output *.spc file Stream</param>
/// <param name="InFile">The input *.xml file path</param>
public static void Insert(Stream Speech, string InFile)
{
SpeechSubtitle Input;
XmlSerializer Deserializer = new XmlSerializer(typeof(SpeechSubtitle));
using (FileStream InputStream = new FileStream(InFile, FileMode.Open))
{
Input = (SpeechSubtitle)Deserializer.Deserialize(InputStream);
}
EndianBinaryReader Reader = new EndianBinaryReader(Speech, Endian.Big);
using (MemoryStream Output = new MemoryStream())
{
MemoryStream Header = new MemoryStream();
EndianBinaryWriter Writer = new EndianBinaryWriter(Header, Endian.Big);
int Index = 0;
int SubIndex = 0;
long DataOffset = 0;
uint HeaderOffset = GetHeaderPosition(Reader);
while (Speech.Position < Speech.Length)
{
Speech.Seek(HeaderOffset + Index * 0x20, SeekOrigin.Begin);
uint Id = Reader.ReadUInt32();
uint WaveOffset = Reader.ReadUInt32() << 11;
uint WaveLength = Reader.ReadUInt32() << 11;
float WaveSynchro = Reader.ReadSingle();
uint SubtitleOffset = Reader.ReadUInt32() + WaveOffset;
uint SubtitleLength = Reader.ReadUInt32();
uint TableLength = Reader.ReadUInt32();
if (Id == 0 || Speech.Position >= Speech.Length)
{
break;
}
Speech.Seek(WaveOffset + 8, SeekOrigin.Begin);
WaveLength = Reader.ReadUInt32();
byte[] WaveBuffer = new byte[WaveLength];
Speech.Seek(WaveOffset, SeekOrigin.Begin);
Speech.Read(WaveBuffer, 0, WaveBuffer.Length);
Output.Seek(DataOffset, SeekOrigin.Begin);
Output.Write(WaveBuffer, 0, WaveBuffer.Length);
if (SubtitleLength > 0)
{
SubtitleLength = 0;
foreach (SubtitlePacket Subtitle in Input.Dialogs[SubIndex++].Subtitles)
{
byte[] SubtitleBuffer = SubtitlePacket.ToBytes(Subtitle);
SubtitleLength += (uint)SubtitleBuffer.Length;
Output.Write(SubtitleBuffer, 0, SubtitleBuffer.Length);
}
}
Speech.Seek(SubtitleOffset + SubtitleLength, SeekOrigin.Begin);
byte[] TableBuffer = new byte[TableLength];
Speech.Read(TableBuffer, 0, TableBuffer.Length);
Output.Write(TableBuffer, 0, TableBuffer.Length);
while ((Output.Position & 0x7ff) != 0)
{
Output.WriteByte(0);
}
Writer.Write(Id);
Writer.Write((uint)(DataOffset >> 11));
Writer.Write((uint)((Output.Position - DataOffset) >> 11));
Writer.Write(WaveSynchro);
Writer.Write(WaveLength);
Writer.Write(SubtitleLength);
Writer.Write(TableLength);
Writer.Write(0u);
DataOffset = Output.Position;
Index++;
}
Output.Write(Header.ToArray(), 0, (int)Header.Length);
while ((Output.Position & 0x7ff) != 0)
{
Output.WriteByte(0);
}
Header.Dispose();
Speech.SetLength(0);
Speech.Write(Output.ToArray(), 0, (int)Output.Length);
}
}
