public Header(int width, int height, int fileLength, int FrameCount, int FrameRate)
{
this._FileLength = fileLength;
this._FrameSize = new RECT(0, 0, width, height);
this._FrameCount = new UI16(FrameCount);
this._FrameRate = new FB8((float)FrameRate);
}
public UI16 ReadUI16(Stream strmSource)
{
UI16 ui16Result = 0;
ui16Result |= (UInt16)strmSource.ReadByte();
ui16Result |= (UInt16)(strmSource.ReadByte() << 8);
return(ui16Result);
}
public SWFFileHeader(string strFileName)
{
Stream strmReader = new FileStream(strFileName, FileMode.Open, FileAccess.Read);
UI8 ui8SigByteOne = ReadUI8(strmReader);
UI8 ui8SigByteTwo = ReadUI8(strmReader);
UI8 ui8SigByteThree = ReadUI8(strmReader);
if (ui8SigByteOne == (byte)'F' || ui8SigByteOne == (byte)'C')
{
if (ui8SigByteOne == (byte)'C')
{
m_bCompressed = true;
}
if (ui8SigByteTwo == (byte)'W' && ui8SigByteThree == (byte)'S')
{
m_ui8Version = ReadUI8(strmReader);
m_ui32FileLength = ReadUI32(strmReader);
if (m_bCompressed)
{
m_strSignature = "CWS";
strmReader.ReadByte();
strmReader.ReadByte();
DeflateStream zipStream = new DeflateStream(strmReader, CompressionMode.Decompress);
strmReader = zipStream;
}
else
{
m_strSignature = "FWS";
}
m_rectFrameSize = new RECT(strmReader);
m_dFrameRate = ReadFrameRate(strmReader);
m_ui16FrameCount = ReadUI16(strmReader);
strmReader.Close();
}
else
{
throw new Exception("Invalid file format");
}
}
else
{
throw new Exception("Invalid file format");
}
}
