Feat/mod dub v2 (#22)

* support tts elevenlabs to mod_dub

Signed-off-by: Quan HL <quan.luuhoang8@gmail.com>

* wip

Signed-off-by: Quan HL <quan.luuhoang8@gmail.com>

* wip

* wip

* fix aws race condition when 2 start transcribes are sent at the same instant

* wip

* wip

* wip

* allow queue play on track

* wip

Signed-off-by: Quan HL <quan.luuhoang8@gmail.com>

* revert change for aws transcribe

Signed-off-by: Quan HL <quan.luuhoang8@gmail.com>

* fix type

* wip

* wip

* rename parameters

* rename paramters

* wip

* wip

* wip

* wip

* wip

* bug: there exists scenarios where callback is not defined

* wip

* wip

* revert unintended changes to mod_google_transcribe

* fix bugs w/ streaming tts simplified arg parsing to use freeswitch conventions

---------

Signed-off-by: Quan HL <quan.luuhoang8@gmail.com>
Co-authored-by: Quan HL <quan.luuhoang8@gmail.com>

mod_dub/mod_dub.h

@@ -17,42 +17,11 @@
 /* per-channel data */
 typedef void (*responseHandler_t)(switch_core_session_t* session, const char* json, const char* bugname, const char* details);
 
-typedef enum {
-  DUB_TRACK_STATE_INACTIVE = 0,
-  DUB_TRACK_STATE_READY,
-  DUB_TRACK_STATE_ACTIVE,
-  DUB_TRACK_STATE_PAUSED
-} dub_state_t;
-
-typedef enum {
-  DUB_GENERATOR_TYPE_UNKNOWN = 0,
-  DUB_GENERATOR_TYPE_HTTP,
-  DUB_GENERATOR_TYPE_FILE,
-  DUB_GENERATOR_TYPE_TTS
-} dub_generator_t;
-
-typedef enum {
-  DUB_TRACK_EVENT_PLAY = 0,
-  DUB_TRACK_EVENT_STOP,
-  DUB_TRACK_EVENT_PAUSE,
-  DUB_TRACK_EVENT_RESUME
-} dub_event_t;
-
-
-typedef struct dub_track {
-  dub_state_t state;
-  dub_generator_t generator;
-  char* trackName;
-  int sampleRate;
-  int gain;
-  void* circularBuffer;
-  int generatorId;
-} dub_track_t;
 
 struct cap_cb {
 	switch_mutex_t *mutex;
   int gain;
-  dub_track_t tracks[MAX_DUB_TRACKS];
+  void *tracks[MAX_DUB_TRACKS];
 };