Constant Name	Description
PCM_STAT_PLAY_ERR_STOP	abnormal stop
PCM_STAT_PLAY_CREATE	Generation state
PCM_STAT_PLAY_PAUSE	Pause
PCM_STAT_PLAY_START	Start playback
PCM_STAT_PLAY_HEADER	Header processing status
PCM_STAT_PLAY_TIME	Playing (Timer Start)
PCM_STAT_PLAY_END	End playback

Constant Name	Description
PCM_PAUSE_ON_AT_ONCE	Immediate pause
PCM_PAUSE_OFF	Unpause

Constant Name	Description
PCM_CHANGE_OK_AT_ONCE	Can be forcibly switched immediately.
PCM_CHANGE_NO_DATA	Data supply is insufficient. When performing forced switching (PCM_Change), continuous playback is not performed smoothly.
PCM_CHANGE_NO_ENTRY	PCM_EntryNext does not register the next handle. Forced switching (PCM_Change) cannot be performed.