public RecordHeader(ShockwaveFlash flash)
{
_headerStart = flash.Position;
_header = flash.ReadUI16();
_tag = (FlashTagType)(_header >> 6);
_length = (uint)(_header & 0x3f);
if (_length >= 63)
{
_length = flash.ReadUI32();
}
_headerEnd = flash.Position;
_isLong = (_length >= 0x3f);
}
public TagRecord(FlashReader reader)
{
Start = reader.Position;
ushort header = reader.ReadUInt16();
TagType = (FlashTagType)(header >> 6);
int length = (header & 63);
if (length >= 63)
{
length = reader.ReadInt32();
IsSpecialLong = (length < 63);
}
BodyStart = reader.Position;
Body = reader.ReadBytes(length);
reader.Position = BodyStart;
}
public static byte[] ConstructTagData(FlashTagType tag, byte[] body, bool forceLong = false)
{
var header = ((uint)tag) << 6;
bool isLong = (forceLong || body.Length >= 0x3f);
header |= (isLong ? 0x3f : (uint)body.Length);
var buffer = new List <byte>();
buffer.AddRange(BitConverter.GetBytes((ushort)header));
if (isLong)
{
buffer.AddRange(BitConverter.GetBytes(body.Length));
}
buffer.AddRange(body);
return(buffer.ToArray());
}
public TagRecord(FlashReader reader)
{
Start = reader.Position;
ushort header = reader.ReadUInt16();
TagType = (FlashTagType)(header >> 6);
int length = (header & 63);
if (length >= 63)
{
length = reader.ReadInt32();
IsSpecialLong = (length < 63);
}
BodyStart = reader.Position;
Body = reader.ReadBytes(length);
reader.Position = BodyStart;
}
public FlashTag(FlashTagType tagType)
{
Header = new TagRecord(tagType);
}
public TagRecord(FlashTagType tagType)
{
TagType = tagType;
Body = new byte[0];
}
public TagRecord(FlashTagType tagType)
{
TagType = tagType;
Body = new byte[0];
}
public FlashTag(FlashTagType tagType)
{
Header = new TagRecord(tagType);
}
