• MS_FILTER_DECODER : msfilter.h
• MS_FILTER_ENCODER : msfilter.h
• MS_FILTER_OTHER : msfilter.h
• MS_TICKER_PRIO_HIGH : msticker.h
• MS_TICKER_PRIO_NORMAL : msticker.h
• MS_TICKER_PRIO_REALTIME : msticker.h