SPVFEATURE

Microsoft Speech SDK SAPI 5.1

SPVFEATURE lists information about the features of the phonemes and visemes.

typedef enum SPVFEATURE
{
    SPVFEATURE_STRESSED, 
    SPVFEATURE_EMPHASIS 
} SPVFEATURE;

SPVFEATURE_STRESSED: This flag indicates that the phoneme is stressed relative to the other phonemes within a word.
SPVFEATURE_EMPHASIS: This flag indicates that the word (of which the phoneme is a part) is emphasized relative to the other words within a sentence.