d2dc6

type DC6 struct {
	Version            int32
	Flags              uint32
	Encoding           uint32
	Termination        []byte // 4 bytes
	Directions         uint32
	FramesPerDirection uint32
	FramePointers      []uint32    // size is Directions*FramesPerDirection
	Frames             []*DC6Frame // size is Directions*FramesPerDirection
}

type DC6Frame struct {
	Flipped    uint32
	Width      uint32
	Height     uint32
	OffsetX    int32
	OffsetY    int32
	Unknown    uint32
	NextBlock  uint32
	Length     uint32
	FrameData  []byte // size is the value of Length
	Terminator []byte // 3 bytes
}

type DC6FrameHeader struct {
	Flipped   int32  `struct:"int32"`
	Width     int32  `struct:"int32"`
	Height    int32  `struct:"int32"`
	OffsetX   int32  `struct:"int32"`
	OffsetY   int32  `struct:"int32"`
	Unknown   uint32 `struct:"uint32"`
	NextBlock uint32 `struct:"uint32"`
	Length    uint32 `struct:"uint32"`
}

type DC6Header struct {
	Version            int32  `struct:"int32"`
	Flags              uint32 `struct:"uint32"`
	Encoding           uint32 `struct:"uint32"`
	Termination        []byte `struct:"[4]byte"`
	Directions         int32  `struct:"int32"`
	FramesPerDirection int32  `struct:"int32"`
}