echo.h File Reference

Echo Cancellation API. More...

Typedefs
typedef typedefPJ_BEGIN_DECL struct pjmedia_echo_state	pjmedia_echo_state
Enumerations
enum	pjmedia_echo_flag {   PJMEDIA_ECHO_DEFAULT = 0,   PJMEDIA_ECHO_SPEEX = 1,   PJMEDIA_ECHO_SIMPLE = 2,   PJMEDIA_ECHO_ALGO_MASK = 15,   PJMEDIA_ECHO_NO_LOCK = 16,   PJMEDIA_ECHO_USE_SIMPLE_FIFO = 32 }
Functions
pj_status_t	pjmedia_echo_create (pj_pool_t *pool, unsigned clock_rate, unsigned samples_per_frame, unsigned tail_ms, unsigned latency_ms, unsigned options, pjmedia_echo_state **p_echo)
pj_status_t	pjmedia_echo_create2 (pj_pool_t *pool, unsigned clock_rate, unsigned channel_count, unsigned samples_per_frame, unsigned tail_ms, unsigned latency_ms, unsigned options, pjmedia_echo_state **p_echo)
pj_status_t	pjmedia_echo_destroy (pjmedia_echo_state *echo)
pj_status_t	pjmedia_echo_reset (pjmedia_echo_state *echo)
pj_status_t	pjmedia_echo_playback (pjmedia_echo_state *echo, pj_int16_t *play_frm)
pj_status_t	pjmedia_echo_capture (pjmedia_echo_state *echo, pj_int16_t *rec_frm, unsigned options)
pj_status_t	pjmedia_echo_cancel (pjmedia_echo_state *echo, pj_int16_t *rec_frm, const pj_int16_t *play_frm, unsigned options, void *reserved)

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Detailed Description