2 * Copyright (c) 2011-2016 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.
15 #include <sound_manager.h>
16 #include <wav_player.h>
18 #include "stt_network.h"
19 #include "sttd_client_data.h"
20 #include "sttd_config.h"
21 #include "sttd_dbus.h"
22 #include "sttd_engine_agent.h"
23 #include "sttd_main.h"
24 #include "sttd_recorder.h"
25 #include "sttd_server.h"
27 static pthread_mutex_t stte_result_mutex = PTHREAD_MUTEX_INITIALIZER;
28 static pthread_mutex_t stte_result_time_mutex = PTHREAD_MUTEX_INITIALIZER;
32 * STT Server static variable
34 static double g_processing_timeout = 30;
36 static double g_recording_timeout = 60;
38 Ecore_Timer* g_recording_timer = NULL;
39 Ecore_Timer* g_processing_timer = NULL;
41 static int g_recording_log_count = 0;
43 static GList *g_proc_list = NULL;
46 * STT Server Callback Functions
48 void __stop_by_silence(void *data)
50 SLOG(LOG_DEBUG, TAG_STTD, "===== Stop by silence detection");
54 uid = stt_client_get_current_recognition();
58 ret = sttd_server_stop(uid);
63 if (STTD_RESULT_STATE_DONE == ret) {
64 ret = sttdc_send_set_state(uid, (int)APP_STATE_PROCESSING);
66 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send state : result(%d)", ret);
69 sttd_server_finalize(uid);
70 stt_client_unset_current_recognition();
74 SLOG(LOG_WARN, TAG_STTD, "[Server WARNING] uid is NOT valid");
77 SLOG(LOG_DEBUG, TAG_STTD, "=====");
78 SLOG(LOG_DEBUG, TAG_STTD, " ");
83 static void __cancel_recognition_internal()
85 if (NULL != g_recording_timer) {
86 ecore_timer_del(g_recording_timer);
87 g_recording_timer = NULL;
92 uid = stt_client_get_current_recognition();
94 app_state_e state = 0;
95 ret = sttd_client_get_state(uid, &state);
98 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
102 if (0 != uid && (APP_STATE_PROCESSING == state || APP_STATE_RECORDING == state)) {
103 /* cancel engine recognition */
104 ret = sttd_server_cancel(uid);
106 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to cancel : result(%d)", ret);
109 SLOG(LOG_WARN, TAG_STTD, "[Server WARNING] uid is NOT valid");
113 static void __cancel_by_error(void *data)
115 SLOG(LOG_DEBUG, TAG_STTD, "===== Cancel by error");
117 __cancel_recognition_internal();
119 SLOG(LOG_DEBUG, TAG_STTD, "=====");
120 SLOG(LOG_DEBUG, TAG_STTD, " ");
125 int __server_audio_recorder_callback(const void* data, const unsigned int length)
130 if (NULL == data || 0 == length) {
131 SLOG(LOG_WARN, TAG_STTD, "[Server WARNING] Recording data is not valid");
132 ecore_main_loop_thread_safe_call_async(__cancel_by_error, NULL);
136 uid = stt_client_get_current_recognition();
138 ret = sttd_engine_agent_set_recording_data(data, length);
140 ecore_main_loop_thread_safe_call_async(__cancel_by_error, NULL);
143 g_recording_log_count++;
144 if (200 <= g_recording_log_count) {
145 SLOG(LOG_DEBUG, TAG_STTD, "=== Set recording data ===");
146 g_recording_log_count = 0;
149 if (NULL != g_recording_timer) {
150 ecore_timer_del(g_recording_timer);
151 g_recording_timer = NULL;
153 SLOG(LOG_WARN, TAG_STTD, "[Server WARNING] Current uid in recording is is not valid");
160 void __server_audio_interrupt_callback()
162 SLOG(LOG_DEBUG, TAG_STTD, "===== Cancel by sound interrupt");
164 __cancel_recognition_internal();
166 SLOG(LOG_DEBUG, TAG_STTD, "=====");
167 SLOG(LOG_DEBUG, TAG_STTD, " ");
170 void __cancel_by_no_record(void *data)
172 SLOG(LOG_DEBUG, TAG_STTD, "===== Cancel by no record");
174 __cancel_recognition_internal();
176 SLOG(LOG_DEBUG, TAG_STTD, "=====");
177 SLOG(LOG_DEBUG, TAG_STTD, " ");
182 int __server_recognition_result_callback(stte_result_event_e event, const char* type,
183 const char** data, int data_count, const char* msg, void *user_data)
186 pthread_mutex_lock(&stte_result_mutex);
188 SLOG(LOG_DEBUG, TAG_STTD, "===== RESULT event[%d] type[%s] data[%p] data_count[%d]", event, type, data, data_count);
191 int uid = stt_client_get_current_recognition();
194 if (0 == uid || 0 != sttd_client_get_state(uid, &state)) {
195 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
196 SLOG(LOG_DEBUG, TAG_STTD, "=====");
197 SLOG(LOG_DEBUG, TAG_STTD, " ");
198 pthread_mutex_unlock(&stte_result_mutex);
199 return STTD_ERROR_OPERATION_FAILED;
202 SLOG(LOG_DEBUG, TAG_STTD, "[Server] uid (%d), event(%d)", uid, event);
204 /* send result to client */
205 if (STTE_RESULT_EVENT_FINAL_RESULT == event) {
206 if (APP_STATE_PROCESSING != state) {
207 SLOG(LOG_WARN, TAG_STTD, "[Server WARNING] Current state is NOT 'Processing'.");
209 SLOG(LOG_DEBUG, TAG_STTD, "[Server] the size of result from engine is '%d'", data_count);
211 /* Delete timer for processing time out */
212 if (NULL != g_processing_timer) {
213 ecore_timer_del(g_processing_timer);
214 g_processing_timer = NULL;
217 sttd_config_time_save();
218 sttd_config_time_reset();
220 sttd_client_set_state(uid, APP_STATE_READY);
221 stt_client_unset_current_recognition();
223 if (NULL == data || 0 == data_count) {
224 if (0 != sttdc_send_result(uid, event, NULL, 0, msg)) {
225 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send result");
226 int reason = (int)STTD_ERROR_OPERATION_FAILED;
228 if (0 != sttdc_send_error_signal(uid, reason, "Fail to send recognition result")) {
229 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send error info . Remove client data");
233 if (0 != sttdc_send_result(uid, event, data, data_count, msg)) {
234 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send result");
235 int reason = (int)STTD_ERROR_OPERATION_FAILED;
237 if (0 != sttdc_send_error_signal(uid, reason, "Fail to send recognition result")) {
238 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send error info . Remove client data");
243 /* change state of uid */
244 // sttd_client_set_state(uid, APP_STATE_READY);
245 // stt_client_unset_current_recognition();
247 } else if (STTE_RESULT_EVENT_PARTIAL_RESULT == event) {
248 SLOG(LOG_DEBUG, TAG_STTD, "[Server] The partial result from engine is event[%d] data_count[%d]", event, data_count);
250 sttd_config_time_save();
251 sttd_config_time_reset();
253 if (0 != sttdc_send_result(uid, event, data, data_count, msg)) {
254 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send result");
255 int reason = (int)STTD_ERROR_OPERATION_FAILED;
257 if (0 != sttdc_send_error_signal(uid, reason, "Fail to send recognition result")) {
258 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send error info . Remove client data");
262 } else if (STTE_RESULT_EVENT_ERROR == event) {
263 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] The event of recognition result is ERROR");
265 /* Delete timer for processing time out */
266 if (NULL != g_processing_timer) {
267 ecore_timer_del(g_processing_timer);
268 g_processing_timer = NULL;
270 sttd_config_time_reset();
273 if (APP_STATE_RECORDING == state) {
274 ret = sttd_engine_agent_recognize_cancel();
276 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to cancel: result(%d)", ret);
280 sttd_client_set_state(uid, APP_STATE_READY);
281 stt_client_unset_current_recognition();
283 if (0 != sttdc_send_result(uid, event, NULL, 0, msg)) {
284 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send result ");
287 int reason = (int)STTD_ERROR_INVALID_STATE;
288 if (0 != sttdc_send_error_signal(uid, reason, "[ERROR] Fail to send recognition result")) {
289 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send error info ");
293 /* change state of uid */
294 // sttd_client_set_state(uid, APP_STATE_READY);
295 // stt_client_unset_current_recognition();
300 SLOG(LOG_DEBUG, TAG_STTD, "=====");
301 SLOG(LOG_DEBUG, TAG_STTD, " ");
302 pthread_mutex_unlock(&stte_result_mutex);
304 return STTD_ERROR_NONE;
307 bool __server_result_time_callback(int index, stte_result_time_event_e event, const char* text, long start_time, long end_time, void* user_data)
309 pthread_mutex_lock(&stte_result_time_mutex);
311 SLOG(LOG_DEBUG, TAG_STTD, "[Server] index(%d) event(%d) text(%s) start(%ld) end(%ld)",
312 index, event, text, start_time, end_time);
315 ret = sttd_config_time_add(index, (int)event, text, start_time, end_time);
317 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to add time info");
318 pthread_mutex_unlock(&stte_result_time_mutex);
322 pthread_mutex_unlock(&stte_result_time_mutex);
327 int __server_speech_status_callback(stte_speech_status_e status, void *user_param)
329 SLOG(LOG_DEBUG, TAG_STTD, "===== Speech status detected Callback");
331 int uid = stt_client_get_current_recognition();
334 if (0 != sttd_client_get_state(uid, &state)) {
335 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is not valid ");
336 return STTD_ERROR_OPERATION_FAILED;
339 if (APP_STATE_RECORDING != state) {
340 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Current state is not recording");
341 return STTD_ERROR_INVALID_STATE;
344 if (STTE_SPEECH_STATUS_BEGINNING_POINT_DETECTED == status) {
345 SLOG(LOG_DEBUG, TAG_STTD, "Begin Speech detected");
346 sttdc_send_speech_status(uid, status);
347 } else if (STTE_SPEECH_STATUS_END_POINT_DETECTED == status) {
348 SLOG(LOG_DEBUG, TAG_STTD, "End Speech detected");
349 ecore_main_loop_thread_safe_call_async(__stop_by_silence, NULL);
352 SLOG(LOG_WARN, TAG_STTD, "[Server WARNING] Current recogntion uid is not valid ");
355 SLOG(LOG_DEBUG, TAG_STTD, "=====");
356 SLOG(LOG_DEBUG, TAG_STTD, " ");
358 return STTD_ERROR_NONE;
361 int __server_error_callback(stte_error_e error, const char* msg)
363 SLOG(LOG_DEBUG, TAG_STTD, "[Server] Error Callback is called");
364 ecore_main_loop_thread_safe_call_async(__cancel_by_error, NULL);
366 return STTD_ERROR_NONE;
369 void __sttd_server_engine_changed_cb(const char* engine_id, const char* language, bool support_silence, bool need_credential, void* user_data)
371 if (NULL == engine_id) {
372 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Engine id is NULL");
375 SLOG(LOG_DEBUG, TAG_STTD, "[Server] New default engine : %s", engine_id);
378 /* need to change state of app to ready */
380 uid = stt_client_get_current_recognition();
383 SLOG(LOG_ERROR, TAG_STTD, "[Server] Set ready state of uid(%d)", uid);
385 sttd_server_cancel(uid);
386 sttdc_send_set_state(uid, (int)APP_STATE_READY);
388 stt_client_unset_current_recognition();
392 int ret = sttd_engine_agent_set_default_engine(engine_id);
394 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to set engine : result(%d)", ret);
396 if (NULL != language) {
397 ret = sttd_engine_agent_set_default_language(language);
399 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to set default lang : result(%d)", ret);
402 ret = sttd_engine_agent_set_silence_detection(support_silence);
404 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to Result(%d)", ret);
409 void __sttd_server_language_changed_cb(const char* language, void* user_data)
411 if (NULL == language) {
412 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] language is NULL");
415 SLOG(LOG_DEBUG, TAG_STTD, "[Server] Get language changed : %s", language);
418 int ret = sttd_engine_agent_set_default_language(language);
420 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to set default lang : result(%d)", ret);
425 void __sttd_server_silence_changed_cb(bool value, void* user_data)
427 SLOG(LOG_DEBUG, TAG_STTD, "[Server] Get silence detection changed : %s", value ? "on" : "off");
430 ret = sttd_engine_agent_set_silence_detection(value);
432 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to Result(%d)", ret);
440 int sttd_initialize(stte_request_callback_s *callback)
444 if (0 != pthread_mutex_init(&stte_result_mutex, NULL)) {
445 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to initialize stte result mutex.");
448 if (0 != pthread_mutex_init(&stte_result_time_mutex, NULL)) {
449 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to initialize stte stte_result_time_mutex.");
452 if (sttd_config_initialize(__sttd_server_engine_changed_cb, __sttd_server_language_changed_cb,
453 __sttd_server_silence_changed_cb, NULL)) {
454 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to initialize config.");
457 ret = sttd_recorder_initialize(__server_audio_recorder_callback, __server_audio_interrupt_callback);
459 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to initialize recorder : result(%d)", ret);
463 /* Engine Agent initialize */
464 ret = sttd_engine_agent_init(__server_recognition_result_callback, __server_result_time_callback,
465 __server_speech_status_callback, __server_error_callback);
467 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to engine agent initialize : result(%d)", ret);
472 ret = sttd_engine_agent_load_current_engine(callback);
474 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to load default engine");
478 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] initialize");
485 if (0 != pthread_mutex_destroy(&stte_result_mutex)) {
486 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to destroy stte result mutex.");
489 if (0 != pthread_mutex_destroy(&stte_result_time_mutex)) {
490 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to destroy stte_result_time_mutex.");
494 if (0 < g_list_length(g_proc_list)) {
495 iter = g_list_first(g_proc_list);
496 while (NULL != iter) {
497 g_proc_list = g_list_remove_link(g_proc_list, iter);
498 iter = g_list_first(g_proc_list);
502 sttd_recorder_deinitialize();
504 sttd_config_finalize();
506 sttd_engine_agent_release();
508 return STTD_ERROR_NONE;
511 static void __read_proc()
514 struct dirent *dirp = NULL;
518 if (0 < g_list_length(g_proc_list)) {
519 iter = g_list_first(g_proc_list);
520 while (NULL != iter) {
521 g_proc_list = g_list_remove_link(g_proc_list, iter);
522 iter = g_list_first(g_proc_list);
526 dp = opendir("/proc");
528 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] Fail to open proc");
534 tmp = atoi(dirp->d_name);
535 if (0 >= tmp) continue;
536 g_proc_list = g_list_append(g_proc_list, GINT_TO_POINTER(tmp));
538 } while (NULL != dirp);
544 Eina_Bool sttd_cleanup_client(void *data)
546 int* client_list = NULL;
547 int client_count = 0;
552 if (0 != sttd_client_get_list(&client_list, &client_count)) {
553 if (NULL != client_list)
559 if (NULL != client_list) {
560 SLOG(LOG_DEBUG, TAG_STTD, "===== Clean up client ");
564 for (i = 0; i < client_count; i++) {
565 int pid = sttd_client_get_pid(client_list[i]);
567 SLOG(LOG_ERROR, TAG_STTD, "[ERROR] Invalid pid");
573 for (j = 0; j < g_list_length(g_proc_list); j++) {
574 iter = g_list_nth(g_proc_list, j);
576 if (pid == GPOINTER_TO_INT(iter->data)) {
577 SLOG(LOG_DEBUG, TAG_STTD, "uid (%d) is running", client_list[i]);
584 if (false == exist) {
585 SLOG(LOG_ERROR, TAG_STTD, "uid (%d) should be removed", client_list[i]);
586 sttd_server_finalize(client_list[i]);
589 result = sttdc_send_hello(client_list[i]);
592 SLOG(LOG_DEBUG, TAG_STTD, "[Server] uid(%d) should be removed.", client_list[i]);
593 sttd_server_finalize(client_list[i]);
594 } else if (-1 == result) {
595 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Hello result has error");
600 SLOG(LOG_DEBUG, TAG_STTD, "=====");
601 SLOG(LOG_DEBUG, TAG_STTD, " ");
610 * STT Server Functions for Client
613 int sttd_server_initialize(int pid, int uid, bool* silence, bool* credential)
615 int ret = STTD_ERROR_NONE;
617 /* check if uid is valid */
619 if (0 == sttd_client_get_state(uid, &state)) {
620 SLOG(LOG_WARN, TAG_STTD, "[Server WARNING] uid has already been registered");
621 return STTD_ERROR_NONE;
624 ret = sttd_engine_agent_get_option_supported(silence);
626 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get engine options supported");
630 ret = sttd_engine_agent_is_credential_needed(uid, credential);
632 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get credential necessity");
636 /* Add client information to client manager */
637 ret = sttd_client_add(pid, uid);
639 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to add client info");
643 return STTD_ERROR_NONE;
646 static Eina_Bool __quit_ecore_loop(void *data)
648 SLOG(LOG_DEBUG, TAG_STTD, "[Server] Quit");
650 stt_network_finalize();
652 sttd_dbus_close_connection();
653 ecore_main_loop_quit();
655 SLOG(LOG_DEBUG, TAG_STTD, "");
660 int sttd_server_finalize(int uid)
662 /* check if uid is valid */
664 if (0 != sttd_client_get_state(uid, &state)) {
665 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
666 return STTD_ERROR_INVALID_PARAMETER;
669 /* release recorder */
670 if (APP_STATE_RECORDING == state || APP_STATE_PROCESSING == state) {
671 if (APP_STATE_RECORDING == state) {
672 if (NULL != g_recording_timer) {
673 ecore_timer_del(g_recording_timer);
674 g_recording_timer = NULL;
678 if (APP_STATE_PROCESSING == state) {
679 if (NULL != g_processing_timer) {
680 ecore_timer_del(g_processing_timer);
681 g_processing_timer = NULL;
685 if (0 != sttd_engine_agent_recognize_cancel(uid)) {
686 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to cancel recognition");
689 stt_client_unset_current_recognition();
692 /* Remove client information */
693 if (0 != sttd_client_delete(uid)) {
694 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to delete client");
697 /* unload engine, if ref count of client is 0 */
698 if (0 == sttd_client_get_ref_count()) {
699 // sttd_dbus_close_connection();
700 ecore_timer_add(0, __quit_ecore_loop, NULL);
703 return STTD_ERROR_NONE;
706 int sttd_server_get_supported_engines(int uid, GSList** engine_list)
708 /* Check if uid is valid */
710 if (0 != sttd_client_get_state(uid, &state)) {
711 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
712 return STTD_ERROR_INVALID_PARAMETER;
715 /* Check state of uid */
716 if (APP_STATE_READY != state) {
717 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] The state of uid(%d) is not Ready", uid);
718 return STTD_ERROR_INVALID_STATE;
722 ret = sttd_engine_agent_get_engine_list(engine_list);
724 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get engine list");
728 return STTD_ERROR_NONE;
731 int sttd_server_set_current_engine(int uid, const char* engine_id, bool* silence, bool* credential)
733 /* Check if uid is valid */
735 if (0 != sttd_client_get_state(uid, &state)) {
736 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
737 return STTD_ERROR_INVALID_PARAMETER;
740 /* Check state of uid */
741 if (APP_STATE_READY != state) {
742 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] The state of uid(%d) is not Ready", uid);
743 return STTD_ERROR_INVALID_STATE;
747 ret = sttd_engine_agent_load_current_engine(NULL);
749 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to set engine : %d", ret);
753 ret = sttd_engine_agent_get_option_supported(silence);
755 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to engine options : %d", ret);
759 if (0 != sttd_engine_agent_is_credential_needed(uid, credential)) {
760 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get credential necessity");
764 return STTD_ERROR_NONE;
767 int sttd_server_get_current_engine(int uid, char** engine_id)
769 /* Check if uid is valid */
771 if (0 != sttd_client_get_state(uid, &state)) {
772 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
773 return STTD_ERROR_INVALID_PARAMETER;
776 /* Check state of uid */
777 if (APP_STATE_READY != state) {
778 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] The state of uid(%d) is not Ready", uid);
779 return STTD_ERROR_INVALID_STATE;
783 ret = sttd_engine_agent_get_current_engine(engine_id);
785 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get engine : %d", ret);
789 return STTD_ERROR_NONE;
792 int sttd_server_check_app_agreed(int uid, const char* appid, bool* available)
794 /* Check if uid is valid */
796 if (0 != sttd_client_get_state(uid, &state)) {
797 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
798 return STTD_ERROR_INVALID_PARAMETER;
801 /* Check state of uid */
802 if (APP_STATE_READY != state) {
803 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] The state of uid(%d) is not Ready", uid);
804 return STTD_ERROR_INVALID_STATE;
807 /* Ask engine available */
810 ret = sttd_engine_agent_check_app_agreed(appid, &temp);
812 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get engine available : %d", ret);
817 stt_client_set_app_agreed(uid);
818 SLOG(LOG_DEBUG, TAG_STTD, "[Server] App(%s) confirmed that engine is available", appid);
823 return STTD_ERROR_NONE;
827 int sttd_server_get_supported_languages(int uid, GSList** lang_list)
829 /* check if uid is valid */
831 if (0 != sttd_client_get_state(uid, &state)) {
832 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
833 return STTD_ERROR_INVALID_PARAMETER;
836 /* get language list from engine */
837 int ret = sttd_engine_agent_supported_langs(lang_list);
839 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get supported languages");
843 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] sttd_server_get_supported_languages");
845 return STTD_ERROR_NONE;
848 int sttd_server_get_current_langauage(int uid, char** current_lang)
850 /* check if uid is valid */
852 if (0 != sttd_client_get_state(uid, &state)) {
853 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
854 return STTD_ERROR_INVALID_PARAMETER;
857 if (NULL == current_lang) {
858 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Input parameter is NULL");
859 return STTD_ERROR_INVALID_PARAMETER;
862 /*get current language from engine */
863 int ret = sttd_engine_agent_get_default_lang(current_lang);
865 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get default language :result(%d)", ret);
869 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] Get default language");
871 return STTD_ERROR_NONE;
874 int sttd_server_set_private_data(int uid, const char* key, const char* data)
876 /* check if uid is valid */
878 if (0 != sttd_client_get_state(uid, &state)) {
879 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
880 return STTD_ERROR_INVALID_PARAMETER;
883 if (NULL == key || NULL == data) {
884 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Input parameter is NULL");
885 return STTD_ERROR_INVALID_PARAMETER;
888 /* set private data to engine */
890 ret = sttd_engine_agent_set_private_data(key, data);
892 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to set private data :result(%d)", ret);
896 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] Set private data");
898 return STTD_ERROR_NONE;
901 int sttd_server_get_private_data(int uid, const char* key, char** data)
903 /* check if uid is valid */
905 if (0 != sttd_client_get_state(uid, &state)) {
906 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
907 return STTD_ERROR_INVALID_PARAMETER;
910 if (NULL == key || NULL == data) {
911 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Input parameter is NULL");
912 return STTD_ERROR_INVALID_PARAMETER;
915 /* get private data to engine */
917 ret = sttd_engine_agent_get_private_data(key, data);
919 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get private data :result(%d)", ret);
923 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] Get private data, key(%s), data(%s)", key, *data);
925 return STTD_ERROR_NONE;
928 int sttd_server_is_recognition_type_supported(int uid, const char* type, int* support)
930 /* check if uid is valid */
932 if (0 != sttd_client_get_state(uid, &state)) {
933 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
934 return STTD_ERROR_INVALID_PARAMETER;
937 if (NULL == type || NULL == support) {
938 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Input parameter is NULL");
939 return STTD_ERROR_INVALID_PARAMETER;
943 int ret = sttd_engine_agent_is_recognition_type_supported(type, &temp);
945 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get recognition type supported : result(%d)", ret);
949 *support = (int)temp;
951 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] recognition type supporting is %s", *support ? "true" : "false");
953 return STTD_ERROR_NONE;
956 int sttd_server_set_start_sound(int uid, const char* file)
958 /* check if uid is valid */
960 if (0 != sttd_client_get_state(uid, &state)) {
961 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
962 return STTD_ERROR_INVALID_PARAMETER;
965 int ret = sttd_client_set_start_sound(uid, file);
967 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to set start sound file : result(%d)", ret);
974 int sttd_server_set_stop_sound(int uid, const char* file)
976 /* check if uid is valid */
978 if (0 != sttd_client_get_state(uid, &state)) {
979 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
980 return STTD_ERROR_INVALID_PARAMETER;
983 int ret = sttd_client_set_stop_sound(uid, file);
985 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to set start sound file : result(%d)", ret);
993 Eina_Bool __check_recording_state(void *data)
996 int uid = stt_client_get_current_recognition();
1001 if (0 != sttdc_send_get_state(uid, (int*)&state)) {
1002 /* client is removed */
1003 SLOG(LOG_DEBUG, TAG_STTD, "[Server] uid(%d) should be removed.", uid);
1004 sttd_server_finalize(uid);
1008 if (APP_STATE_READY == state) {
1010 SLOG(LOG_DEBUG, TAG_STTD, "[Server] The state of uid(%d) is 'Ready'. The STT service should cancel recording", uid);
1011 sttd_server_cancel(uid);
1012 } else if (APP_STATE_PROCESSING == state) {
1013 /* Cancel stt and send change state */
1014 SLOG(LOG_DEBUG, TAG_STTD, "[Server] The state of uid(%d) is 'Processing'. The STT service should cancel recording", uid);
1015 sttd_server_cancel(uid);
1016 sttdc_send_set_state(uid, (int)APP_STATE_READY);
1019 SLOG(LOG_DEBUG, TAG_STTD, "[Server] The states of STT service and client are identical");
1027 Eina_Bool __stop_by_recording_timeout(void *data)
1029 SLOG(LOG_DEBUG, TAG_STTD, "===== Stop by timeout");
1031 g_recording_timer = NULL;
1034 uid = stt_client_get_current_recognition();
1036 /* cancel engine recognition */
1037 int ret = sttd_server_stop(uid);
1039 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to stop : result(%d)", ret);
1043 SLOG(LOG_DEBUG, TAG_STTD, "=====");
1044 SLOG(LOG_DEBUG, TAG_STTD, " ");
1049 void __sttd_server_recorder_start(void* data)
1051 intptr_t puid = (intptr_t)data;
1052 int uid = (int)puid;
1053 int current_uid = stt_client_get_current_recognition();
1055 if (uid != current_uid) {
1056 stt_client_unset_current_recognition();
1060 int ret = sttd_engine_agent_recognize_start_recorder(uid);
1062 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to start recognition : result(%d)", ret);
1066 /* Notify uid state change */
1067 sttdc_send_set_state(uid, APP_STATE_RECORDING);
1069 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] Start recognition");
1072 void __sttd_start_sound_completed_cb(int id, void *user_data)
1074 SLOG(LOG_DEBUG, TAG_STTD, "===== Start sound completed");
1076 /* After wav play callback, recorder start */
1077 ecore_main_loop_thread_safe_call_async(__sttd_server_recorder_start, user_data);
1079 SLOG(LOG_DEBUG, TAG_STTD, "=====");
1080 SLOG(LOG_DEBUG, TAG_STTD, " ");
1084 int sttd_server_start(int uid, const char* lang, const char* recognition_type, int silence, const char* appid, const char* credential)
1086 if (NULL == lang || NULL == recognition_type) {
1087 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Input parameter is NULL");
1088 return STTD_ERROR_INVALID_PARAMETER;
1091 /* check if uid is valid */
1093 if (0 != sttd_client_get_state(uid, &state)) {
1094 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
1095 return STTD_ERROR_INVALID_PARAMETER;
1098 /* check uid state */
1099 if (APP_STATE_READY != state) {
1100 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] sttd_server_start : current state is not ready");
1101 return STTD_ERROR_INVALID_STATE;
1105 if (false == stt_client_get_app_agreed(uid)) {
1107 ret = sttd_engine_agent_check_app_agreed(appid, &temp);
1109 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get engine available : %d", ret);
1113 if (false == temp) {
1114 SLOG(LOG_ERROR, TAG_STTD, "[Server] App(%s) NOT confirmed that engine is available", appid);
1115 return STTD_ERROR_PERMISSION_DENIED;
1118 stt_client_set_app_agreed(uid);
1121 /* check if engine use network */
1122 if (true == sttd_engine_agent_need_network()) {
1123 if (false == stt_network_is_connected()) {
1124 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Disconnect network. Current engine needs to network connection.");
1125 return STTD_ERROR_OUT_OF_NETWORK;
1130 ret = sttd_client_get_start_sound(uid, &sound);
1132 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get start beep sound");
1136 if (0 != stt_client_set_current_recognition(uid)) {
1137 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Current STT is busy because of recording or processing");
1138 if (NULL != sound) free(sound);
1139 return STTD_ERROR_RECORDER_BUSY;
1142 /* engine start recognition */
1143 SLOG(LOG_DEBUG, TAG_STTD, "[Server] start : uid(%d), lang(%s), recog_type(%s)",
1144 uid, lang, recognition_type);
1146 SLOG(LOG_DEBUG, TAG_STTD, "[Server] start sound : %s", sound);
1148 /* 1. Set audio session */
1149 ret = sttd_recorder_set_audio_session();
1151 stt_client_unset_current_recognition();
1152 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to set session : %d", ret);
1153 if (NULL != sound) free(sound);
1157 bool is_sound_done = false;
1159 /* 2. Request wav play */
1160 if (NULL != sound) {
1162 intptr_t puid = (intptr_t)uid;
1163 ret = wav_player_start(sound, SOUND_TYPE_MEDIA, __sttd_start_sound_completed_cb, (void*)puid, &id);
1164 if (WAV_PLAYER_ERROR_NONE != ret) {
1165 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to play wav");
1166 is_sound_done = true;
1171 is_sound_done = true;
1174 /* 3. Create recorder & engine initialize */
1175 ret = sttd_engine_agent_recognize_start_engine(uid, lang, recognition_type, silence, appid, credential, NULL);
1177 stt_client_unset_current_recognition();
1178 sttd_recorder_unset_audio_session();
1179 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to start recognition : result(%d)", ret);
1183 if (0 != strcmp(STTE_RECOGNITION_TYPE_FREE_PARTIAL, recognition_type)) {
1184 g_recording_timer = ecore_timer_add(g_recording_timeout, __stop_by_recording_timeout, NULL);
1187 /* change uid state */
1188 sttd_client_set_state(uid, APP_STATE_RECORDING);
1190 g_recording_log_count = 0;
1192 if (true == is_sound_done) {
1193 SLOG(LOG_DEBUG, TAG_STTD, "[Server] No sound play");
1195 ret = sttd_engine_agent_recognize_start_recorder(uid);
1197 stt_client_unset_current_recognition();
1198 sttd_recorder_unset_audio_session();
1200 sttd_engine_agent_recognize_cancel();
1201 ecore_timer_del(g_recording_timer);
1202 sttd_client_set_state(uid, APP_STATE_READY);
1204 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to start recorder : result(%d)", ret);
1208 /* Notify uid state change */
1209 sttdc_send_set_state(uid, APP_STATE_RECORDING);
1211 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] Start recognition");
1212 return STTD_RESULT_STATE_DONE;
1215 SLOG(LOG_DEBUG, TAG_STTD, "[Server] Wait sound finish");
1217 return STTD_RESULT_STATE_NOT_DONE;
1220 Eina_Bool __time_out_for_processing(void *data)
1222 g_processing_timer = NULL;
1225 int uid = stt_client_get_current_recognition();
1226 if (0 == uid) return EINA_FALSE;
1229 int ret = sttd_engine_agent_recognize_cancel();
1231 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to cancel : result(%d)", ret);
1234 if (0 != sttdc_send_result(uid, STTE_RESULT_EVENT_FINAL_RESULT, NULL, 0, "Time out not to receive recognition result.")) {
1235 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send result ");
1237 /* send error msg */
1238 int reason = (int)STTD_ERROR_TIMED_OUT;
1239 if (0 != sttdc_send_error_signal(uid, reason, "[ERROR] Fail to send recognition result")) {
1240 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to send error info ");
1244 /* Change uid state */
1245 sttd_client_set_state(uid, APP_STATE_READY);
1247 stt_client_unset_current_recognition();
1252 void __sttd_server_engine_stop(void* data)
1254 intptr_t puid = (intptr_t)data;
1255 int uid = (int)puid;
1256 /* change uid state */
1257 sttd_client_set_state(uid, APP_STATE_PROCESSING);
1259 /* Notify uid state change */
1260 sttdc_send_set_state(uid, APP_STATE_PROCESSING);
1262 /* Unset audio session */
1263 int ret = sttd_recorder_unset_audio_session();
1265 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to unset session : %d", ret);
1270 ret = sttd_engine_agent_recognize_stop_engine();
1272 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to stop engine : result(%d)", ret);
1276 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] Stop recognition");
1279 void __sttd_stop_sound_completed_cb(int id, void *user_data)
1281 SLOG(LOG_DEBUG, TAG_STTD, "===== Stop sound completed");
1283 /* After wav play callback, engine stop */
1284 ecore_main_loop_thread_safe_call_async(__sttd_server_engine_stop, user_data);
1286 SLOG(LOG_DEBUG, TAG_STTD, "=====");
1287 SLOG(LOG_DEBUG, TAG_STTD, " ");
1291 int sttd_server_stop(int uid)
1293 /* check if uid is valid */
1295 if (0 != sttd_client_get_state(uid, &state)) {
1296 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
1297 return STTD_ERROR_INVALID_PARAMETER;
1300 /* check uid state */
1301 if (APP_STATE_RECORDING != state) {
1302 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Current state is not recording");
1303 return STTD_ERROR_INVALID_STATE;
1306 if (NULL != g_recording_timer) {
1307 ecore_timer_del(g_recording_timer);
1308 g_recording_timer = NULL;
1312 if (0 != sttd_client_get_stop_sound(uid, &sound)) {
1313 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get start beep sound");
1314 return STTD_ERROR_OPERATION_FAILED;
1317 SLOG(LOG_DEBUG, TAG_STTD, "[Server] stop sound path : %s", sound);
1320 /* 1. Stop recorder */
1321 ret = sttd_engine_agent_recognize_stop_recorder();
1323 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to stop recorder : result(%d)", ret);
1324 if (0 != sttd_engine_agent_recognize_cancel()) {
1325 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to cancel recognize");
1327 if (NULL != sound) free(sound);
1331 /* 2. Request wav play */
1332 if (NULL != sound) {
1334 intptr_t puid = (intptr_t)uid;
1335 ret = wav_player_start(sound, SOUND_TYPE_MEDIA, __sttd_stop_sound_completed_cb, (void*)puid, &id);
1336 if (WAV_PLAYER_ERROR_NONE != ret) {
1337 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to play wav");
1339 SLOG(LOG_DEBUG, TAG_STTD, "[Server] Play wav : %s", sound);
1344 g_processing_timer = ecore_timer_add(g_processing_timeout, __time_out_for_processing, NULL);
1346 return STTD_RESULT_STATE_NOT_DONE;
1348 SLOG(LOG_DEBUG, TAG_STTD, "[Server] No sound play");
1350 /* Unset audio session */
1351 ret = sttd_recorder_unset_audio_session();
1353 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to unset session : %d", ret);
1358 ret = sttd_engine_agent_recognize_stop_engine();
1360 stt_client_unset_current_recognition();
1361 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to stop engine : result(%d)", ret);
1365 /* change uid state */
1366 sttd_client_set_state(uid, APP_STATE_PROCESSING);
1368 /* Notify uid state change */
1369 sttdc_send_set_state(uid, APP_STATE_PROCESSING);
1371 SLOG(LOG_DEBUG, TAG_STTD, "[Server SUCCESS] Stop recognition");
1373 g_processing_timer = ecore_timer_add(g_processing_timeout, __time_out_for_processing, NULL);
1375 return STTD_RESULT_STATE_DONE;
1378 return STTD_ERROR_NONE;
1381 int sttd_server_cancel(int uid)
1383 /* check if uid is valid */
1385 if (0 != sttd_client_get_state(uid, &state)) {
1386 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
1387 return STTD_ERROR_INVALID_PARAMETER;
1390 /* check uid state */
1391 if (APP_STATE_READY == state) {
1392 SLOG(LOG_WARN, TAG_STTD, "[Server WARNING] Current state is ready");
1393 return STTD_ERROR_NONE;
1396 stt_client_unset_current_recognition();
1398 if (NULL != g_recording_timer) {
1399 ecore_timer_del(g_recording_timer);
1400 g_recording_timer = NULL;
1403 if (NULL != g_processing_timer) {
1404 ecore_timer_del(g_processing_timer);
1405 g_processing_timer = NULL;
1408 if (APP_STATE_RECORDING == state) {
1409 /* Unset audio session */
1410 int ret = sttd_recorder_unset_audio_session();
1412 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to unset session : %d", ret);
1417 /* change uid state */
1418 sttd_client_set_state(uid, APP_STATE_READY);
1420 /* cancel engine recognition */
1421 int ret = sttd_engine_agent_recognize_cancel();
1423 SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to cancel : result(%d)", ret);
1427 /* Notify uid state change */
1428 sttdc_send_set_state(uid, APP_STATE_READY);
1430 return STTD_ERROR_NONE;