client/tts_core.h

   1 /*
   2 *  Copyright (c) 2020 Samsung Electronics Co., Ltd All Rights Reserved
   3 *  Licensed under the Apache License, Version 2.0 (the "License");
   4 *  you may not use this file except in compliance with the License.
   5 *  You may obtain a copy of the License at
   6 *  http://www.apache.org/licenses/LICENSE-2.0
   7 *  Unless required by applicable law or agreed to in writing, software
   8 *  distributed under the License is distributed on an "AS IS" BASIS,
   9 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  10 *  See the License for the specific language governing permissions and
  11 *  limitations under the License.
  12 */
  13
  14
  15 #ifndef __TTS_CORE_H_
  16 #define __TTS_CORE_H_
  17
  18 #ifdef __cplusplus
  19 extern "C" {
  20 #endif
  21
  22 #include "tts_client.h"
  23
  24 // common function
  25 int tts_core_notify_state_changed(tts_client_s* client, tts_state_e before_state, tts_state_e current_state);
  26 int tts_core_notify_state_changed_async(tts_client_s* client, tts_state_e before_state, tts_state_e current_state);
  27 int tts_core_notify_utt_started(tts_client_s* client, int utt_id);
  28 int tts_core_notify_utt_completeted(tts_client_s* client, int utt_id);
  29 int tts_core_notify_error_async(tts_client_s* client, tts_error_e reason, int utt_id, char* err_msg);
  30 int tts_core_notify_default_voice_changed(tts_client_s* client, const char* before_lang, int before_voice_type, const char* language, int voice_type);
  31 int tts_core_notify_engine_changed(tts_client_s* client, const char* engine_id, const char* language, int voice_type, bool need_credential);
  32
  33 int tts_core_set_current_state(tts_client_s* client, tts_state_e state);
  34 bool tts_core_is_valid_text(const char* text);
  35
  36 // called by tts.c
  37 int tts_core_initialize();
  38 int tts_core_deinitialize();
  39 const char* tts_core_get_engine_name();
  40
  41 int tts_core_prepare(tts_client_s* client);
  42 int tts_core_prepare_sync(tts_client_s* client);
  43 int tts_core_unprepare(tts_client_s* client, bool is_screen_reader_on);
  44 int tts_core_reprepare();
  45
  46 int tts_core_foreach_supported_voices(tts_client_s* client, const char* engine_id, tts_supported_voice_cb callback, void* user_data);
  47
  48 // called by tts_ipc
  49 int tts_core_receive_hello(int uid, int ret, int credential_needed);
  50 int tts_core_handle_service_reset();
  51
  52 #ifdef __cplusplus
  53 }
  54 #endif
  55
  56 #endif /* __TTS_CORE_H_ */