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flightgear/3rdparty/iaxclient/lib/iaxclient_lib.h
Clément de l'Hamaide c022bb8d51 Move IAXClient library into 3rdparty directory 
Remove ENABLE_IAX option
Add an improved FGCom standalone as part of FG in utils directory
2013-09-27 16:05:45 +02:00

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/*
* iaxclient: a cross-platform IAX softphone library
*
* Copyrights:
* Copyright (C) 2003-2006, Horizon Wimba, Inc.
* Copyright (C) 2007, Wimba, Inc.
*
* Contributors:
* Steve Kann <stevek@stevek.com>
* Michael Van Donselaar <mvand@vandonselaar.org>
* Shawn Lawrence <shawn.lawrence@terracecomm.com>
*
* This program is free software, distributed under the terms of
* the GNU Lesser (Library) General Public License.
*/
#ifndef _iaxclient_lib_h
#define _iaxclient_lib_h
#ifdef __cplusplus
extern "C" {
#endif
/* This is the internal include file for IAXCLIENT -- externally
* accessible APIs should be declared in iaxclient.h */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <string.h>
#if defined(WIN32) || defined(_WIN32_WCE)
#include "winpoop.h"
#if !defined(_WIN32_WCE)
#include <process.h>
#endif
#include <stddef.h>
#include <time.h>
#else
#include <sys/types.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <sys/time.h>
#include <pthread.h>
#endif
#ifdef USE_FFMPEG
// To access to check_ff function
#include "codec_ffmpeg.h"
#endif
#include <stdlib.h>
#include <math.h>
#include "spandsp/plc.h"
/* os-dependent macros, etc */
#if defined(WIN32) || defined(_WIN32_WCE)
#define THREAD HANDLE
#define THREADID unsigned
#define THREADCREATE(func, args, thread, id) \
(thread = (HANDLE)_beginthreadex(NULL, 0, func, (PVOID)args, 0, &id))
#define THREADCREATE_ERROR NULL
#define THREADFUNCDECL(func) unsigned __stdcall func(PVOID args)
#define THREADFUNCRET(r) int r = 0
#define THREADJOIN(t)
/* causes deadlock with wx GUI on MSW */
/* #define THREADJOIN(t) WaitForSingleObject(t, INFINITE) */
#ifndef _WIN32_WINNT
extern WINBASEAPI BOOL WINAPI TryEnterCriticalSection( LPCRITICAL_SECTION lpCriticalSection );
#endif
#define MUTEX CRITICAL_SECTION
#define MUTEXINIT(m) InitializeCriticalSection(m)
#define MUTEXLOCK(m) EnterCriticalSection(m)
#define MUTEXTRYLOCK(m) (!TryEnterCriticalSection(m))
#define MUTEXUNLOCK(m) LeaveCriticalSection(m)
#define MUTEXDESTROY(m) DeleteCriticalSection(m)
#else
#define THREAD pthread_t
#define THREADID unsigned /* unused for Posix Threads */
#define THREADCREATE(func, args, thread, id) \
pthread_create(&thread, NULL, func, args)
#define THREADCREATE_ERROR -1
#define THREADFUNCDECL(func) void * func(void *args)
#define THREADFUNCRET(r) void * r = 0
#define THREADJOIN(t) pthread_join(t, 0)
#define MUTEX pthread_mutex_t
#define MUTEXINIT(m) pthread_mutex_init(m, NULL) //TODO: check error
#define MUTEXLOCK(m) pthread_mutex_lock(m)
#define MUTEXTRYLOCK(m) pthread_mutex_trylock(m)
#define MUTEXUNLOCK(m) pthread_mutex_unlock(m)
#define MUTEXDESTROY(m) pthread_mutex_destroy(m)
#endif
#ifdef MACOSX
#include <mach/mach_init.h>
#include <mach/thread_policy.h>
#include <sched.h>
#include <sys/sysctl.h>
#endif
#define MAXARGS 10
#define MAXARG 256
#define MAX_SESSIONS 4
#define OUT_INTERVAL 20
/* millisecond interval to time out calls */
#define IAXC_CALL_TIMEOUT 30000
void os_init(void);
void iaxci_usermsg(int type, const char *fmt, ...);
void iaxci_do_levels_callback(float input, float output);
void iaxci_do_audio_callback(int callNo, unsigned int ts, int remote,
int encoded, int format, int size, unsigned char *data);
#include "iaxclient.h"
struct iaxc_audio_driver {
/* data */
char *name; /* driver name */
struct iaxc_audio_device *devices; /* list of devices */
int nDevices; /* count of devices */
void *priv; /* pointer to private data */
/* methods */
int (*initialize)(struct iaxc_audio_driver *d, int sample_rate);
int (*destroy)(struct iaxc_audio_driver *d); /* free resources */
int (*select_devices)(struct iaxc_audio_driver *d, int input, int output, int ring);
int (*selected_devices)(struct iaxc_audio_driver *d, int *input, int *output, int *ring);
/*
* select_ring ?
* set_latency
*/
int (*start)(struct iaxc_audio_driver *d);
int (*stop)(struct iaxc_audio_driver *d);
int (*output)(struct iaxc_audio_driver *d, void *samples, int nSamples);
int (*input)(struct iaxc_audio_driver *d, void *samples, int *nSamples);
/* levels */
float (*input_level_get)(struct iaxc_audio_driver *d);
float (*output_level_get)(struct iaxc_audio_driver *d);
int (*input_level_set)(struct iaxc_audio_driver *d, float level);
int (*output_level_set)(struct iaxc_audio_driver *d, float level);
/* sounds */
int (*play_sound)(struct iaxc_sound *s, int ring);
int (*stop_sound)(int id);
/* mic boost */
int (*mic_boost_get)(struct iaxc_audio_driver *d ) ;
int (*mic_boost_set)(struct iaxc_audio_driver *d, int enable);
};
struct iaxc_audio_codec {
char name[256];
int format;
int minimum_frame_size;
void *encstate;
void *decstate;
int (*encode) ( struct iaxc_audio_codec *codec, int *inlen, short *in, int *outlen, unsigned char *out );
int (*decode) ( struct iaxc_audio_codec *codec, int *inlen, unsigned char *in, int *outlen, short *out );
void (*destroy) ( struct iaxc_audio_codec *codec);
};
#define MAX_TRUNK_LEN (1<<16)
#define MAX_NO_SLICES 32
struct slice_set_t
{
int num_slices;
int key_frame;
int size[MAX_NO_SLICES];
char data[MAX_NO_SLICES][MAX_TRUNK_LEN];
};
struct iaxc_video_codec {
char name[256];
int format;
int width;
int height;
int framerate;
int bitrate;
int fragsize;
int params_changed;
void *encstate;
void *decstate;
struct iaxc_video_stats video_stats;
int (*encode)(struct iaxc_video_codec * codec, int inlen,
const char * in, struct slice_set_t * out);
int (*decode)(struct iaxc_video_codec * codec, int inlen,
const char * in, int * outlen, char * out);
void (*destroy)(struct iaxc_video_codec * codec);
};
struct iaxc_call {
/* to be replaced with codec-structures, with codec-private data */
struct iaxc_audio_codec *encoder;
struct iaxc_audio_codec *decoder;
struct iaxc_video_codec *vencoder;
struct iaxc_video_codec *vdecoder;
int vformat;
/* the "state" of this call */
int state;
char remote[IAXC_EVENT_BUFSIZ];
char remote_name[IAXC_EVENT_BUFSIZ];
char local[IAXC_EVENT_BUFSIZ];
char local_context[IAXC_EVENT_BUFSIZ];
/* Outbound CallerID */
char callerid_name[IAXC_EVENT_BUFSIZ];
char callerid_number[IAXC_EVENT_BUFSIZ];
/* reset whenever we receive packets from remote */
struct timeval last_activity;
struct timeval last_ping;
/* our negotiated format */
int format;
/* we've sent a silent frame since the last audio frame */
int tx_silent;
struct iax_session *session;
};
#include "audio_encode.h"
#ifdef AUDIO_PA
#include "audio_portaudio.h"
#endif
#include "audio_file.h"
#ifdef AUDIO_OPENAL
#include "audio_openal.h"
#endif
extern int iaxci_audio_output_mode;
int iaxci_post_event_callback(iaxc_event e);
/* post an event to the application */
void iaxci_post_event(iaxc_event e);
/* parameters for callback */
extern void * post_event_handle;
extern int post_event_id;
/* Priority boost support */
extern int iaxci_prioboostbegin(void);
extern int iaxci_prioboostend(void);
long iaxci_usecdiff(struct timeval *t0, struct timeval *t1);
long iaxci_msecdiff(struct timeval *t0, struct timeval *t1);
#ifdef __cplusplus
}
#endif
#endif
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