Files
freeswitch-modules/mod_aws_transcribe_ws/mod_aws_transcribe_ws.h
Dave Horton 8a3c001b59 wip (#110)
* wip

* #103 wip

* wip

* wip

* support both grpc (legacy) and websockets api for aws transcribe

* renaming
2024-09-24 09:51:06 -04:00

60 lines
1.9 KiB
C

#ifndef __MOD_AWS_TRANSCRIBE_WS_H__
#define __MOD_AWS_TRANSCRIBE_WS_H__
#include <switch.h>
#include <speex/speex_resampler.h>
#include <unistd.h>
#define MY_BUG_NAME "aws_transcribe_ws"
#define MAX_BUG_LEN (64)
#define MAX_SESSION_ID (256)
#define TRANSCRIBE_EVENT_RESULTS "aws_transcribe::transcription"
#define TRANSCRIBE_EVENT_END_OF_TRANSCRIPT "aws_transcribe::end_of_transcript"
#define TRANSCRIBE_EVENT_NO_AUDIO_DETECTED "aws_transcribe::no_audio_detected"
#define TRANSCRIBE_EVENT_MAX_DURATION_EXCEEDED "aws_transcribe::max_duration_exceeded"
#define TRANSCRIBE_EVENT_VAD_DETECTED "aws_transcribe::vad_detected"
#define TRANSCRIBE_EVENT_CONNECT_SUCCESS "aws::connect"
#define TRANSCRIBE_EVENT_CONNECT_FAIL "aws::connect_failed"
#define TRANSCRIBE_EVENT_DISCONNECT "aws::disconnect"
#define TRANSCRIBE_EVENT_BUFFER_OVERRUN "aws::buffer_overrun"
#define TRANSCRIBE_EVENT_ERROR "jambonz_transcribe::error"
#define MAX_LANG (12)
#define MAX_REGION (32)
#define MAX_WS_URL_LEN (512)
#define MAX_PATH_LEN (4096)
#define MAX_SESSION_TOKEN_LEN (4096)
/* per-channel data */
typedef void (*responseHandler_t)(switch_core_session_t* session, const char* eventName, const char* json, const char* bugname, int finished);
struct private_data {
switch_mutex_t *mutex;
char sessionId[MAX_SESSION_ID+1];
char awsAccessKeyId[128];
char awsSecretAccessKey[128];
char awsSessionToken[MAX_SESSION_TOKEN_LEN+1];
SpeexResamplerState *resampler;
responseHandler_t responseHandler;
int interim;
char lang[MAX_LANG+1];
char region[MAX_REGION+1];
switch_vad_t * vad;
uint32_t samples_per_second;
void *pAudioPipe;
int ws_state;
char host[MAX_WS_URL_LEN+1];
unsigned int port;
char path[MAX_PATH_LEN+1];
char bugname[MAX_BUG_LEN+1];
int sampling;
int channels;
unsigned int id;
int buffer_overrun_notified:1;
int is_finished:1;
};
typedef struct private_data private_t;
#endif