bool has_next()
Check if another LUT info is available.
void add_lutinfo(const char *lut_id, unsigned int width, unsigned int height, unsigned int depth, unsigned int bytes_per_cell)
Add LUT info.
virtual void serialize()
Serialize message content.
void copy_payload(size_t offset, void *buf, size_t len)
Copy payload into payload buffer to a specified offset.
virtual void * payload() const
Return pointer to payload.
virtual size_t payload_size() const
Return payload size.