high_lvl_api.c File Reference

High level interface to the recognizer. More...

Data Structures
struct	SpraakWord
struct	SpraakMon
	Structure used to provide status information to the progress monitor functions. More...
struct	SpraakAGC
	Structure used to provide status information to the volume monitor functions. More...
struct	Spraak

Namespaces
	xref_high_lvl_api_desc
	Higher level API configuration file and table format

Typedefs
typedef struct Spraak_ *	SpraakHandler
typedef void(*	SpraakMonFunc )(const SpraakMon *res, void *info)
	The progress monitor function. More...
typedef void(*	SpraakAGCfunc )(SpraakAGC *agc)
typedef void *(*	Spraak_read_audio )(void *buf, void *stream_info, int Nbytes, int nowait)

Enumerations
enum	{   SPR_QSPRAAK_SAMPLE_FREQ, SPR_QSPRAAK_FRAME_SHIFT, SPR_QSPRAAK_SAMPLE_TYPE, SPR_QSPRAAK_BYTES_PER_SAMPLE,   SPR_QSPRAAK_NCHAN, SPR_QSPRAAK_FRAME_SIZE, SPR_QSPRAAK_FSHIFT, SPR_QSPRAAK_FPU_MODE,   SPR_QSPRAAK_CURR_LEX, SPR_QSPRAAK_CURR_LM, SPR_QSPRAAK_CURR_AM, SPR_QSPRAAK_CURR_SSP,   SPR_QSPRAAK_CURR_SPKR, SPR_QSPRAAK_CURR_SETUP }
enum	SpraakMonEvent { SPR_SPRAAK_MON_WAIT, SPR_SPRAAK_MON_START, SPR_SPRAAK_MON_OUT, SPR_SPRAAK_MON_END }
	Events for the SPRAAK monitor call-back function. More...

Functions
const char *	SPRaak_version (void)
void *	SPRaak_close (SpraakHandler spraak)
	Deallocate the recognizer info. More...
const char *	SPRaak_key_get (const SpraakHandler spraak, const char *section, const char *item)
int	SPRaak_key_get_dt (const SpraakHandler spraak, const char *section, const char *item, const SprDT *dt, void *dst)
const char *	SPRaak_key_iterator (const SpraakHandler spraak, int *iterator)
int	SPRaak_key_set (const SpraakHandler spraak, const char *section, const char *item, const char *value)
int	SPRaak_key_set_dt (const SpraakHandler spraak, const char *section, const char *item, const SprDT *dt, const void *value)
int	SPRaak_key_remove (SpraakHandler spraak, const char *section, const char *item)
int	SPRaak_change_lex (SpraakHandler spraak, const char *lex_name)
int	SPRaak_change_LM (SpraakHandler spraak, const char *lm_name)
int	SPRaak_change_lex_LM (SpraakHandler spraak, const char *lex_name, const char *lm_name)
int	SPRaak_change_ssp (SpraakHandler spraak, const char *ssp_name)
int	SPRaak_change_spkr (SpraakHandler spraak, const char *spkr_name, int new_spkr)
int	SPRaak_store_spkr (SpraakHandler spraak)
int	SPRaak_change_setup (SpraakHandler spraak, const char *setup_name)
const SpraakWord *	SPRaak_result (SpraakHandler spraak)
char *	SPRaak_result_str (SpraakHandler spraak)
int	SPRaak_track_lm_ini (SpraakHandler spraak, int id)
int	SPRaak_track_lm_cpy (SpraakHandler spraak, int id_src, int id_dst)
int	SPRaak_track_lm_step (SprDynStr *res, SpraakHandler spraak, int id, SpraakWord *winfo)
int	SPRaak_recog_file_range (SpraakHandler spraak, const char *fname, double btime, double etime)
int	SPRaak_recog_file (SpraakHandler spraak, const char *fname)
int	SPRaak_recog_file_check_more (SpraakHandler spraak)
	Check if there is more data to process in the last processed file. More...
int	SPRaak_recog_stream_named (SpraakHandler spraak, Spraak_read_audio read_func, void *info, const char *name)
int	SPRaak_recog_stream (SpraakHandler spraak, Spraak_read_audio read_func, void *info)
void	SPRaak_recog_change_settings_search (SpraakHandler spraak, int max_bw, int min_bw, float threshold, float add_min_frac)
int	SPRaak_change_settings_decode (SpraakHandler spraak)
void	SPRaak_abort (SpraakHandler spraak, int everywhere)
int	SPRaak_make_bin_lex (SpraakHandler spraak, const char *lex_txt_fname, const char *lex_bin_fname)
int	SPRaak_add_lex (SpraakHandler spraak, const char *name, const char *key,...)
	Dynamically change the spraak resources. More...
int	SPRaak_add_LM (SpraakHandler spraak, const char *name, const char *key,...)
	Dynamically change the spraak resources. More...
int	SPRaak_add_ssp (SpraakHandler spraak, const char *name, const char *key,...)
	Dynamically change the spraak resources. More...
int	SPRaak_add_spkr (SpraakHandler spraak, const char *name, const char *key,...)
	Dynamically change the spraak resources. More...
int	SPRaak_add_section (SpraakHandler spraak, const char *name, const char *key,...)
	Dynamically change the spraak resources. More...
int	SPRaak_rm_lex (SpraakHandler spraak, const char *name)
	Dynamically change the spraak resources. More...
int	SPRaak_rm_LM (SpraakHandler spraak, const char *name)
	Dynamically change the spraak resources. More...
int	SPRaak_rm_ssp (SpraakHandler spraak, const char *name)
	Dynamically change the spraak resources. More...
int	SPRaak_rm_spkr (SpraakHandler spraak, const char *name)
	Dynamically change the spraak resources. More...
int	SPRaak_rm_section (SpraakHandler spraak, const char *name)
	Dynamically change the spraak resources. More...
int	SPRaak_mon_recog (SpraakHandler spraak, SpraakMonFunc monitor_func, void *info)
	(Un)install a function to monitor the progress of the speech recognition. More...
int	SPRaak_mon_volume (SpraakHandler spraak, const char *agc_name, SpraakAGCfunc func, void *info)
SpraakHandler	SPRaak_init (const char *config_fname)
int	SPRaak_query (SpraakHandler spraak, int request, void *res)
int	SPRaak_debug (const char *fname)
int	SPRaak_tmpdir (const char *tmpdir)

Detailed Description

High level interface to the recognizer.

A high level interface to the recognizer: hides most of the complex internal calls.

For more details, see:

• Higher level API configuration file and table format

Author

Kris Demuynck

Date

08 Jun 2001

Revision History:

08/06/01 - KD

creation

17/04/02 - KD

added the debug & monitor functions

23/11/08 - KD

updated for SPRAAK