| UCS_STREAM_PORT_ALGN_LEFT16BIT | Left-justified, 16 bit, legacy.  | 
| UCS_STREAM_PORT_ALGN_LEFT24BIT | Left-justified, 24 bit, legacy.  | 
| UCS_STREAM_PORT_ALGN_RIGHT16BIT | Right-justified, 16 bit, legacy.  | 
| UCS_STREAM_PORT_ALGN_RIGHT24BIT | Right-justified, 16 bit, legacy.  | 
| UCS_STREAM_PORT_ALGN_SEQ | Sequential.  |