MemoryStream DecompressSwfData(byte[] raw_swf_data)
{
var raw_reader = new SwfStreamReader(raw_swf_data);
OriginalHeader = SwfShortHeader.Read(raw_reader);
switch (OriginalHeader.Format)
{
case "FWS":
return(new MemoryStream(raw_swf_data));
case "CWS":
var rest_stream = SwfStreamReader.DecompressZBytes(
raw_reader.ReadRest());
var new_short_header = new SwfShortHeader {
Format = "FWS",
Version = OriginalHeader.Version,
FileLength = OriginalHeader.FileLength
};
var uncompressed_stream = new MemoryStream();
SwfShortHeader.Write(new_short_header, uncompressed_stream);
rest_stream.WriteTo(uncompressed_stream);
uncompressed_stream.Position = 0;
return(uncompressed_stream);
default:
throw new System.Exception(string.Format(
"Unsupported swf format: {0}", OriginalHeader.Format));
}
}
public static SwfLongHeader Read(SwfStreamReader reader)
{
return(new SwfLongHeader {
ShortHeader = SwfShortHeader.Read(reader),
FrameSize = SwfRect.Read(reader),
FrameRate = reader.ReadFixedPoint_8_8(),
FrameCount = reader.ReadUInt16()
});
}
