freeswitch/libs/stfu/stfu.h
2010-12-10 17:48:19 -06:00

117 lines
3.3 KiB
C

/*
* STFU (S)ort (T)ransportable (F)ramed (U)tterances
* Copyright (c) 2007 Anthony Minessale II <anthm@freeswitch.org>
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*
* THOSE WHO DISAGREE MAY CERTAINLY STFU
*/
#ifndef STFU_H
#define STFU_H
#ifdef __cplusplus
extern "C" {
#endif
#ifdef __STUPIDFORMATBUG__
}
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef _MSC_VER
#ifndef uint32_t
typedef unsigned __int8 uint8_t;
typedef unsigned __int16 uint16_t;
typedef unsigned __int32 uint32_t;
typedef unsigned __int64 uint64_t;
typedef __int8 int8_t;
typedef __int16 int16_t;
typedef __int32 int32_t;
typedef __int64 int64_t;
typedef unsigned long in_addr_t;
#endif
#define snprintf _snprintf
#else
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <time.h>
#include <inttypes.h>
#endif
#include <assert.h>
#define STFU_DATALEN 16384
#define STFU_QLEN 300
#define STFU_MAX_TRACK 256
typedef enum {
STFU_IT_FAILED,
STFU_IT_WORKED,
STFU_IM_DONE
} stfu_status_t;
struct stfu_frame {
uint32_t ts;
uint32_t pt;
uint32_t seq;
uint8_t data[STFU_DATALEN];
size_t dlen;
uint8_t was_read;
uint8_t plc;
};
typedef struct stfu_frame stfu_frame_t;
struct stfu_instance;
typedef struct stfu_instance stfu_instance_t;
typedef struct {
uint32_t qlen;
uint32_t packet_in_count;
uint32_t clean_count;
uint32_t consecutive_good_count;
uint32_t consecutive_bad_count;
} stfu_report_t;
typedef void (*stfu_n_call_me_t)(stfu_instance_t *i, void *);
void stfu_n_report(stfu_instance_t *i, stfu_report_t *r);
void stfu_n_destroy(stfu_instance_t **i);
stfu_instance_t *stfu_n_init(uint32_t qlen, uint32_t max_qlen, uint32_t samples_per_packet, uint32_t samples_per_second);
stfu_status_t stfu_n_resize(stfu_instance_t *i, uint32_t qlen);
stfu_status_t stfu_n_add_data(stfu_instance_t *i, uint32_t ts, uint32_t seq, uint32_t pt, void *data, size_t datalen, int last);
stfu_frame_t *stfu_n_read_a_frame(stfu_instance_t *i);
void stfu_n_reset(stfu_instance_t *i);
stfu_status_t stfu_n_sync(stfu_instance_t *i, uint32_t packets);
void stfu_n_call_me(stfu_instance_t *i, stfu_n_call_me_t callback, void *udata);
#define stfu_im_done(i) stfu_n_add_data(i, 0, NULL, 0, 1)
#define stfu_n_eat(i,t,s,p,d,l) stfu_n_add_data(i, t, s, p, d, l, 0)
#ifdef __cplusplus
}
#endif
#endif /*STFU_H*/