server/ttsd_player.c

   1 /*
   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.
  12 */
  13
  14 #include <audio_io.h>
  15 #include <Ecore.h>
  16 #include <sound_manager.h>
  17 #include <sound_manager_internal.h>
  18
  19 #include "ttsd_main.h"
  20 #include "ttsd_player.h"
  21 #include "ttsd_data.h"
  22 #include "ttsd_dbus.h"
  23
  24 #include "tts_internal.h"
  25 #include "ttsd_server.h"
  26
  27 /*
  28 * Internal data structure
  29 */
  30
  31 typedef enum {
  32         AUDIO_STATE_NONE = 0,
  33         AUDIO_STATE_READY,
  34         AUDIO_STATE_PLAY
  35 } audio_state_e;
  36
  37 typedef struct {
  38         int                     uid;    /** client id */
  39         app_tts_state_e         state;  /** client state */
  40
  41         /* Current utterance information */
  42         ttse_result_event_e     event;  /** event of last utterance */
  43
  44         bool                    is_paused_data;
  45         int                     idx;
  46         sound_data_s*           paused_data;
  47 } player_s;
  48
  49 #define SOUND_BUFFER_LENGTH     2048
  50 #define FOCUS_SERVER_READY "/tmp/.sound_server_ready"
  51
  52 /** player init info */
  53 static bool g_player_init = false;
  54
  55 /** Client list */
  56 static GList *g_player_list;
  57
  58 /** current player information */
  59 static player_s* g_playing_info;
  60
  61 /* player state */
  62 static audio_state_e g_audio_state;
  63
  64 static ttse_audio_type_e g_audio_type;
  65
  66 static int g_sampling_rate;
  67
  68 static audio_out_h g_audio_h;
  69
  70 static sound_stream_info_h g_stream_info_h;
  71
  72 static int g_focus_watch_id;
  73 /*
  74 * Internal Interfaces
  75 */
  76
  77 player_s* __player_get_item(int uid)
  78 {
  79         GList *iter = NULL;
  80         player_s *data = NULL;
  81
  82         if (0 < g_list_length(g_player_list)) {
  83                 /* Get a first item */
  84                 iter = g_list_first(g_player_list);
  85
  86                 while (NULL != iter) {
  87                         /* Get handle data from list */
  88                         data = (player_s*)iter->data;
  89
  90                         /* compare uid */
  91                         if (uid == data->uid)
  92                                 return data;
  93
  94                         /* Get next item */
  95                         iter = g_list_next(iter);
  96                 }
  97         }
  98
  99         return NULL;
 100 }
 101
 102 void __player_focus_state_cb(sound_stream_info_h stream_info, sound_stream_focus_mask_e focus_mask, sound_stream_focus_state_e focus_state,
 103                                                         sound_stream_focus_change_reason_e reason_for_change, int sound_behavior, const char *extra_info, void *user_data)
 104 {
 105         SLOG(LOG_DEBUG, tts_tag(), "@@@ Focus state changed cb");
 106
 107         if (stream_info != g_stream_info_h) {
 108                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Invalid stream info handle");
 109                 return;
 110         }
 111         SLOG(LOG_WARN, tts_tag(), "[Player] focus state changed to (%d) with reason(%d) and extra info(%s)", (int)focus_state, (int)reason_for_change, extra_info);
 112
 113         if (AUDIO_STATE_PLAY == g_audio_state && focus_mask == SOUND_STREAM_FOCUS_FOR_PLAYBACK && SOUND_STREAM_FOCUS_STATE_RELEASED == focus_state) {
 114                 if (TTSD_MODE_DEFAULT == ttsd_get_mode()) {
 115                         g_audio_state = AUDIO_STATE_READY;
 116
 117                         if (NULL == g_playing_info) {
 118                                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] No current player");
 119                                 return;
 120                         }
 121
 122                         if (APP_STATE_PLAYING == g_playing_info->state) {
 123                                 int uid = g_playing_info->uid;
 124
 125                                 if (0 != ttsd_player_pause(uid)) {
 126                                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to pause the player");
 127                                         return;
 128                                 }
 129
 130                                 ttsd_data_set_client_state(uid, APP_STATE_PAUSED);
 131                                 int pid = ttsd_data_get_pid(uid);
 132                                 /* send message to client about changing state */
 133                                 ttsdc_send_set_state_message(pid, uid, APP_STATE_PAUSED);
 134                         }
 135                 } else {
 136                         SLOG(LOG_DEBUG, tts_tag(), "[Player] Ignore focus state cb - mode(%d)", ttsd_get_mode());
 137                 }
 138         }
 139
 140 /*      if (AUDIO_STATE_READY == g_audio_state && focus_mask == SOUND_STREAM_FOCUS_FOR_PLAYBACK && SOUND_STREAM_FOCUS_STATE_ACQUIRED == focus_state) {
 141                 if (TTSD_MODE_DEFAULT == ttsd_get_mode()) {
 142                         g_audio_state = AUDIO_STATE_PLAY;
 143
 144                         if (NULL == g_playing_info) {
 145                                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] No current player");
 146                                 return;
 147                         }
 148
 149                         if (APP_STATE_PAUSED == g_playing_info->state) {
 150                                 int uid = g_playing_info->uid;
 151
 152                                 g_audio_state = AUDIO_STATE_PLAY;
 153                                 if (0 != ttsd_player_resume(uid)) {
 154                                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to resume the player");
 155                                         g_audio_state = AUDIO_STATE_READY;
 156                                         return;
 157                                 }
 158
 159                                 ttsd_data_set_client_state(uid, APP_STATE_PLAYING);
 160                                 int pid = ttsd_data_get_pid(uid);
 161                                 ttsdc_send_set_state_message(pid, uid, APP_STATE_PLAYING);
 162                         }
 163
 164                 } else {
 165                         SLOG(LOG_DEBUG, tts_tag(), "[Player] Ignore focus state cb - mode(%d)", ttsd_get_mode());
 166                 }
 167         }
 168 */
 169         SLOG(LOG_DEBUG, tts_tag(), "@@@");
 170
 171         return;
 172 }
 173
 174 void __player_focus_state_watch_cb(int id, sound_stream_focus_mask_e focus_mask, sound_stream_focus_state_e focus_state, sound_stream_focus_change_reason_e reason,
 175                                                                 const char *extra_info, void *user_data)
 176 {
 177         SLOG(LOG_DEBUG, tts_tag(), "@@@ Focus state watch cb");
 178
 179         ttsd_mode_e mode = ttsd_get_mode();
 180
 181         if (TTSD_MODE_SCREEN_READER != mode && TTSD_MODE_NOTIFICATION != mode) {
 182                 SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] This is not screen-reader mode and notification mode.");
 183                 return;
 184         }
 185
 186         if (AUDIO_STATE_PLAY == g_audio_state && SOUND_STREAM_FOCUS_CHANGED_BY_VOICE_INFORMATION == reason &&
 187                         NULL != extra_info && 0 == strncmp(extra_info, "TTSD_MODE_INTERRUPT", strlen(extra_info))) {
 188                 /* If the focus is changed by "Interrupt" mode and current players of "SR" and "Noti" modes are on going, please stop the current players. */
 189                 g_audio_state = AUDIO_STATE_READY;
 190
 191                 if (NULL == g_playing_info) {
 192                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING] No current player");
 193                         return;
 194                 }
 195
 196                 if (APP_STATE_PLAYING == g_playing_info->state) {
 197                         int uid = g_playing_info->uid;
 198
 199                         if (0 != ttsd_server_stop(uid)) {
 200                                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to stop TTS server");
 201                                 return;
 202                         }
 203                         if (0 != ttsd_player_stop(uid)) {
 204                                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to stop the player");
 205                                 return;
 206                         }
 207
 208                         ttsd_data_set_client_state(uid, APP_STATE_READY);
 209                         int pid = ttsd_data_get_pid(uid);
 210                         /* send message to client about changing state */
 211                         ttsdc_send_set_state_message(pid, uid, APP_STATE_READY);
 212                 } else {
 213                         SLOG(LOG_DEBUG, tts_tag(), "[Player] Not playing state");
 214                 }
 215         } else {
 216                 SLOG(LOG_DEBUG, tts_tag(), "[Player] This is not Interrupt mode or not playing state.");
 217         }
 218
 219         return;
 220 }
 221
 222 static int __create_audio_out(ttse_audio_type_e type, int rate)
 223 {
 224         int ret = -1;
 225         audio_sample_type_e sample_type;
 226
 227         if (TTSE_AUDIO_TYPE_RAW_S16 == type) {
 228                 sample_type = AUDIO_SAMPLE_TYPE_S16_LE;
 229         } else {
 230                 sample_type = AUDIO_SAMPLE_TYPE_U8;
 231         }
 232
 233         ret = audio_out_create_new(rate, AUDIO_CHANNEL_MONO, sample_type, &g_audio_h);
 234         if (AUDIO_IO_ERROR_NONE != ret) {
 235                 g_audio_state = AUDIO_STATE_NONE;
 236                 g_audio_h = NULL;
 237                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to create audio");
 238                 return -1;
 239         } else {
 240                 SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Create audio");
 241         }
 242
 243         g_audio_type = type;
 244         g_sampling_rate = rate;
 245
 246         g_audio_state = AUDIO_STATE_READY;
 247
 248         return 0;
 249 }
 250
 251 static int __destroy_audio_out()
 252 {
 253         if (NULL == g_audio_h) {
 254                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Current handle is not valid");
 255                 return -1;
 256         }
 257
 258         int ret = -1;
 259         ret = audio_out_destroy(g_audio_h);
 260         if (AUDIO_IO_ERROR_NONE != ret) {
 261                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to destroy audio");
 262                 return -1;
 263         } else {
 264                 SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Destroy audio");
 265         }
 266
 267         g_audio_type = 0;
 268         g_sampling_rate = 0;
 269
 270         g_audio_state = AUDIO_STATE_NONE;
 271         g_audio_h = NULL;
 272
 273         return 0;
 274 }
 275
 276 static void __end_play_thread(void *data, Ecore_Thread *thread)
 277 {
 278         SLOG(LOG_ERROR, tts_tag(), "@@@ End thread");
 279 }
 280
 281 static void __set_policy_for_playing(int volume)
 282 {
 283         /* Set stream info */
 284         int ret;
 285         ttsd_mode_e mode = ttsd_get_mode();
 286         if (TTSD_MODE_DEFAULT == mode) {
 287                 ret = sound_manager_acquire_focus(g_stream_info_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, SOUND_BEHAVIOR_NONE, NULL);
 288                 if (SOUND_MANAGER_ERROR_NONE != ret) {
 289                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to acquire focus");
 290                 } else {
 291                         SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] Success to acquire focus (default mode)");
 292                 }
 293         } else if (TTSD_MODE_INTERRUPT == mode) {
 294                 ret = sound_manager_acquire_focus(g_stream_info_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, SOUND_BEHAVIOR_NONE, "TTSD_MODE_INTERRUPT");
 295                 if (SOUND_MANAGER_ERROR_NONE != ret) {
 296                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to acquire focus");
 297                 } else {
 298                         SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] Success to acquire focus (interrupt mode)");
 299                 }
 300         }
 301
 302         ret = audio_out_set_sound_stream_info(g_audio_h, g_stream_info_h);
 303         if (AUDIO_IO_ERROR_NONE != ret) {
 304                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to set stream info");
 305         }
 306
 307         SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] set policy for playing");
 308
 309         return;
 310 }
 311
 312 static void __unset_policy_for_playing()
 313 {
 314         int ret;
 315         ttsd_mode_e mode = ttsd_get_mode();
 316         /* Unset stream info */
 317         if (TTSD_MODE_DEFAULT == mode || TTSD_MODE_INTERRUPT == mode) {
 318                 sound_stream_focus_state_e state_for_playing = SOUND_STREAM_FOCUS_STATE_ACQUIRED;
 319                 ret = sound_manager_get_focus_state(g_stream_info_h, &state_for_playing, NULL);
 320                 if (SOUND_MANAGER_ERROR_NONE != ret) {
 321                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to get focus state: %d", ret);
 322                 }
 323
 324                 if (SOUND_STREAM_FOCUS_STATE_ACQUIRED == state_for_playing) {
 325                         if (TTSD_MODE_DEFAULT == mode || TTSD_MODE_INTERRUPT == mode) {
 326                                 ret = sound_manager_release_focus(g_stream_info_h, SOUND_STREAM_FOCUS_FOR_PLAYBACK, SOUND_BEHAVIOR_NONE, NULL);
 327                                 SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] release focus (mode: %d)", mode);
 328                         }
 329
 330                         if (SOUND_MANAGER_ERROR_NONE != ret) {
 331                                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to release focus");
 332                         }
 333                 }
 334         }
 335
 336         SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] unset policy for playing");
 337
 338         return;
 339 }
 340
 341 int ttsd_player_check_current_playback_focus(bool *is_current_interrupt)
 342 {
 343         int ret;
 344         ttsd_mode_e mode = ttsd_get_mode();
 345
 346         if (TTSD_MODE_INTERRUPT != mode) {
 347                 /* check the current playback focus */
 348                 sound_stream_focus_change_reason_e reason;
 349                 int sound_behavior = 0;
 350                 char *extra_info = NULL;
 351
 352                 ret = sound_manager_get_current_playback_focus(&reason, &sound_behavior, &extra_info);
 353
 354                 if (SOUND_MANAGER_ERROR_NONE == ret && NULL != extra_info) {
 355                         if (SOUND_STREAM_FOCUS_CHANGED_BY_VOICE_INFORMATION == reason && 0 == strncmp(extra_info, "TTSD_MODE_INTERRUPT", strlen(extra_info))) {
 356                                 SLOG(LOG_DEBUG, tts_tag(), "[Player] The current focus in Interrupt. Cannot play the requested sound data");
 357                                 *is_current_interrupt = true;
 358
 359                                 free(extra_info);
 360                                 extra_info = NULL;
 361
 362                                 return TTSD_ERROR_NONE;
 363                         }
 364                 }
 365
 366                 if (NULL != extra_info) {
 367                         free(extra_info);
 368                         extra_info = NULL;
 369                 }
 370         }
 371
 372         *is_current_interrupt = false;
 373
 374         return TTSD_ERROR_NONE;
 375 }
 376
 377 static void __play_thread(void *data, Ecore_Thread *thread)
 378 {
 379         SLOG(LOG_DEBUG, tts_tag(), "@@@ Start thread");
 380
 381         if (NULL == g_playing_info) {
 382                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] No current player");
 383                 return;
 384         }
 385
 386         player_s* player = g_playing_info;
 387         sound_data_s* sound_data = NULL;
 388
 389         int ret = -1;
 390         int len = SOUND_BUFFER_LENGTH;
 391         int idx = 0;
 392
 393         /* set volume policy as 40% */
 394         __set_policy_for_playing(40);
 395         while (1) {
 396                 if (true == player->is_paused_data) {
 397                         /* Resume player */
 398                         sound_data = player->paused_data;
 399                         player->paused_data = NULL;
 400
 401                         idx = player->idx;
 402
 403                         player->is_paused_data = false;
 404                         player->idx = 0;
 405
 406                         if (NULL == sound_data) {
 407                                 /* Request unprepare */
 408                                 ret = audio_out_unprepare(g_audio_h);
 409                                 if (AUDIO_IO_ERROR_NONE != ret) {
 410                                         SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to unprepare audio : %d", ret);
 411                                 } else {
 412                                         SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Unprepare audio");
 413                                 }
 414
 415                                 g_audio_state = AUDIO_STATE_READY;
 416
 417                                 /* unset volume policy, volume will be 100% */
 418                                 __unset_policy_for_playing();
 419                                 return;
 420                         }
 421                         SLOG(LOG_INFO, tts_tag(), "[Player] Sound info : id(%d) data(%p) size(%d) audiotype(%d) rate(%d) event(%d)",
 422                                 sound_data->utt_id, sound_data->data, sound_data->data_size, sound_data->audio_type, sound_data->rate, sound_data->event);
 423                 } else {
 424                         sound_data = NULL;
 425                         ret = ttsd_data_get_sound_data(player->uid, &sound_data);
 426                         if (0 != ret || NULL == sound_data) {
 427                                 /* empty queue */
 428                                 SLOG(LOG_DEBUG, tts_tag(), "[Player] No sound data. Waiting mode");
 429                                 /* release audio & recover session */
 430                                 ret = audio_out_unprepare(g_audio_h);
 431                                 if (AUDIO_IO_ERROR_NONE != ret) {
 432                                         SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to unprepare audio : %d", ret);
 433                                 } else {
 434                                         SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Unprepare audio");
 435                                 }
 436                                 g_audio_state = AUDIO_STATE_READY;
 437
 438                                 /* unset volume policy, volume will be 100% */
 439                                 __unset_policy_for_playing();
 440
 441                                 /* wait for new audio data come */
 442                                 while (1) {
 443                                         usleep(10000);
 444                                         if (NULL == g_playing_info) {
 445                                                 /* current playing uid is replaced */
 446                                                 SLOG(LOG_INFO, tts_tag(), "[Player] Finish thread");
 447                                                 return;
 448                                         } else if (0 < ttsd_data_get_sound_data_size(player->uid)) {
 449                                                 /* new audio data come */
 450                                                 SLOG(LOG_INFO, tts_tag(), "[Player] Resume thread");
 451                                                 break;
 452                                         }
 453                                 }
 454
 455                                 SLOG(LOG_INFO, tts_tag(), "[Player] Finish to wait for new audio data come");
 456
 457                                 /* set volume policy as 40%, when resume play thread*/
 458                                 __set_policy_for_playing(40);
 459
 460                                 /* resume play thread */
 461                                 player->state = APP_STATE_PLAYING;
 462                                 continue;
 463                         }
 464
 465                         /* If wdata's event is 'start', current wdata is first data of engine for synthesis.
 466                          * If wdata's event is 'finish', player should check previous event to know whether this wdata is first or not.
 467                          * When previous wdata's event is 'finish' and current wdata's event is 'finish',
 468                          * the player should send utt started event.
 469                          */
 470                         if (TTSE_RESULT_EVENT_START == sound_data->event ||
 471                            (TTSE_RESULT_EVENT_FINISH == player->event && TTSE_RESULT_EVENT_FINISH == sound_data->event)) {
 472                                 int pid = ttsd_data_get_pid(player->uid);
 473
 474                                 if (pid <= 0) {
 475                                         SLOG(LOG_WARN, tts_tag(), "[Send WARNIING] Current player is not valid");
 476                                         /* unset volume policy, volume will be 100% */
 477                                         __unset_policy_for_playing();
 478
 479                                         ttsd_data_clear_sound_data(&sound_data);
 480                                         return;
 481                                 }
 482
 483                                 if (0 != ttsdc_send_utt_start_message(pid, player->uid, sound_data->utt_id)) {
 484                                         SLOG(LOG_ERROR, tts_tag(), "[Send ERROR] Fail to send Utterance Start Signal : pid(%d), uid(%d), uttid(%d)",
 485                                                 pid, player->uid, sound_data->utt_id);
 486                                 }
 487                                 SLOG(LOG_INFO, tts_tag(), "[Player] Start utterance : uid(%d), uttid(%d)", player->uid, sound_data->utt_id);
 488                         }
 489
 490                         /* Save last event to check utterance start */
 491                         player->event = sound_data->event;
 492                         idx = 0;
 493
 494                         if (NULL == sound_data->data || 0 >= sound_data->data_size) {
 495                                 if (TTSE_RESULT_EVENT_FINISH == sound_data->event) {
 496                                         SLOG(LOG_DEBUG, tts_tag(), "No sound data");
 497                                         /* send utterence finish signal */
 498                                         int pid = ttsd_data_get_pid(player->uid);
 499
 500                                         if (pid <= 0) {
 501                                                 SLOG(LOG_WARN, tts_tag(), "[Send WARNIING] Current player is not valid");
 502                                                 /* unset volume policy, volume will be 100% */
 503                                                 __unset_policy_for_playing();
 504                                                 ttsd_data_clear_sound_data(&sound_data);
 505                                                 return;
 506                                         }
 507                                         if (0 != ttsdc_send_utt_finish_message(pid, player->uid, sound_data->utt_id)) {
 508                                                 SLOG(LOG_ERROR, tts_tag(), "[Send ERROR] Fail to send Utterance Completed Signal : pid(%d), uid(%d), uttid(%d)",
 509                                                         pid, player->uid, sound_data->utt_id);
 510                                         }
 511                                 }
 512                                 SLOG(LOG_INFO, tts_tag(), "[Player] Finish utterance : uid(%d), uttid(%d)", player->uid, sound_data->utt_id);
 513                                 ttsd_data_clear_sound_data(&sound_data);
 514                                 continue;
 515                         }
 516                 }
 517
 518                 if (g_sampling_rate != sound_data->rate || g_audio_type != sound_data->audio_type) {
 519                         SLOG(LOG_DEBUG, tts_tag(), "[Player] Change audio handle : org type(%d) org rate(%d)", g_audio_type, g_sampling_rate);
 520                         if (NULL != g_audio_h) {
 521                                 __destroy_audio_out();
 522                         }
 523
 524                         if (0 > __create_audio_out(sound_data->audio_type, sound_data->rate)) {
 525                                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to create audio out");
 526                                 /* unset volume policy, volume will be 100% */
 527                                 __unset_policy_for_playing();
 528
 529                                 ttsd_data_clear_sound_data(&sound_data);
 530
 531                                 return;
 532                         }
 533
 534                         __set_policy_for_playing(40);
 535                 }
 536
 537                 while (APP_STATE_PLAYING == player->state || APP_STATE_PAUSED == player->state) {
 538                         if ((unsigned int)idx >= sound_data->data_size)
 539                                 break;
 540
 541                         if ((unsigned int)idx + SOUND_BUFFER_LENGTH > sound_data->data_size) {
 542                                 len = sound_data->data_size - idx;
 543                         } else {
 544                                 len = SOUND_BUFFER_LENGTH;
 545                         }
 546
 547                         if (AUDIO_STATE_READY == g_audio_state) {
 548                                 /* Request prepare */
 549                                 ret = audio_out_prepare(g_audio_h);
 550                                 if (AUDIO_IO_ERROR_NONE != ret) {
 551                                         SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to prepare audio : %d", ret);
 552                                         g_playing_info = NULL;
 553                                         /* unset volume policy, volume will be 100% */
 554                                         __unset_policy_for_playing();
 555
 556                                         ttsd_data_clear_sound_data(&sound_data);
 557
 558                                         return;
 559                                 }
 560                                 SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Prepare audio");
 561                                 g_audio_state = AUDIO_STATE_PLAY;
 562                         }
 563
 564                         char* temp_data = sound_data->data;
 565                         ret = audio_out_write(g_audio_h, &temp_data[idx], len);
 566                         if (0 > ret) {
 567                                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to audio write - %d", ret);
 568                         } else {
 569                                 idx += len;
 570                         }
 571
 572                         if (NULL == g_playing_info && APP_STATE_PAUSED != player->state) {
 573                                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Current player is NULL");
 574                                 g_audio_state = AUDIO_STATE_READY;
 575                                 ret = audio_out_unprepare(g_audio_h);
 576                                 if (AUDIO_IO_ERROR_NONE != ret) {
 577                                         SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to unprepare audio : %d", ret);
 578                                 }
 579                                 /* unset volume policy, volume will be 100% */
 580                                 __unset_policy_for_playing();
 581
 582                                 ttsd_data_clear_sound_data(&sound_data);
 583
 584                                 return;
 585                         }
 586
 587                         if (APP_STATE_PAUSED == player->state) {
 588                                 /* Save data */
 589                                 player->paused_data = sound_data;
 590
 591                                 player->is_paused_data = true;
 592                                 player->idx = idx;
 593
 594                                 g_audio_state = AUDIO_STATE_READY;
 595                                 SLOG(LOG_INFO, tts_tag(), "[Player] Stop player thread by pause");
 596
 597                                 /* Request prepare */
 598                                 ret = audio_out_unprepare(g_audio_h);
 599                                 if (AUDIO_IO_ERROR_NONE != ret) {
 600                                         SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to unprepare audio : %d", ret);
 601                                 } else {
 602                                         SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Unprepare audio");
 603                                 }
 604                                 /* unset volume policy, volume will be 100% */
 605                                 __unset_policy_for_playing();
 606                                 return;
 607                         }
 608                 }
 609
 610                 if (NULL == g_playing_info && APP_STATE_READY == player->state) {
 611                         /* player_stop */
 612                         g_audio_state = AUDIO_STATE_READY;
 613                         SLOG(LOG_DEBUG, tts_tag(), "[Player] Stop player thread");
 614
 615                         /* Request prepare */
 616                         ret = audio_out_unprepare(g_audio_h);
 617                         if (AUDIO_IO_ERROR_NONE != ret) {
 618                                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to unprepare audio : %d", ret);
 619                         } else {
 620                                 SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Unprepare audio");
 621                         }
 622
 623                         ttsd_data_clear_sound_data(&sound_data);
 624                         /* unset volume policy, volume will be 100% */
 625                         __unset_policy_for_playing();
 626                         return;
 627                 }
 628
 629                 if ((APP_STATE_PLAYING == player->state || APP_STATE_PAUSED == player->state) &&
 630                         (TTSE_RESULT_EVENT_FINISH == sound_data->event)) {
 631                         /* send utterence finish signal */
 632                         int pid = ttsd_data_get_pid(player->uid);
 633
 634                         if (pid <= 0) {
 635                                 SLOG(LOG_WARN, tts_tag(), "[Send WARNIING] Current player is not valid");
 636                                 /* unset volume policy, volume will be 100% */
 637                                 __unset_policy_for_playing();
 638
 639                                 ttsd_data_clear_sound_data(&sound_data);
 640                                 return;
 641                         }
 642
 643                         if (0 != ttsdc_send_utt_finish_message(pid, player->uid, sound_data->utt_id)) {
 644                                 SLOG(LOG_ERROR, tts_tag(), "[Send ERROR] Fail to send Utterance Completed Signal : pid(%d), uid(%d), uttid(%d)",
 645                                         pid, player->uid, sound_data->utt_id);
 646                                 /* unset volume policy, volume will be 100% */
 647                                 __unset_policy_for_playing();
 648
 649                                 ttsd_data_clear_sound_data(&sound_data);
 650                                 return;
 651                         }
 652
 653                         SLOG(LOG_INFO, tts_tag(), "[Player] Finish utterance : uid(%d), uttid(%d)", player->uid, sound_data->utt_id);
 654                 }
 655
 656                 ttsd_data_clear_sound_data(&sound_data);
 657
 658                 if (NULL == g_playing_info) {
 659                         SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Current player is NULL");
 660                         g_audio_state = AUDIO_STATE_READY;
 661                         ret = audio_out_unprepare(g_audio_h);
 662                         if (AUDIO_IO_ERROR_NONE != ret) {
 663                                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to unprepare audio : %d", ret);
 664                         }
 665                         /* unset volume policy, volume will be 100% */
 666                         __unset_policy_for_playing();
 667
 668                         return;
 669                 }
 670         }
 671 }
 672
 673 /*
 674 * Player Interfaces
 675 */
 676 int ttsd_player_init()
 677 {
 678         g_playing_info = NULL;
 679         g_audio_state = AUDIO_STATE_NONE;
 680         g_audio_h = NULL;
 681
 682         int ret;
 683
 684         ecore_thread_max_set(1);
 685
 686         int cnt = 0;
 687         while (1) {
 688                 if (0 == access(FOCUS_SERVER_READY, F_OK)) {
 689                         SLOG(LOG_ERROR, tts_tag(), "[Player SUCCESS] focus server is available");
 690                         break;
 691                 } else {
 692                         if (0 == cnt++ % 10)
 693                                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] focus server is not available");
 694                         usleep(50000);
 695                 }
 696         }
 697
 698         ret = sound_manager_create_stream_information(SOUND_STREAM_TYPE_VOICE_INFORMATION, __player_focus_state_cb, NULL, &g_stream_info_h);
 699         if (SOUND_MANAGER_ERROR_NONE != ret) {
 700                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to create stream info");
 701                 return -1;
 702         } else {
 703                 SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Create stream info");
 704         }
 705
 706         /* add sound focus state watch callback */
 707         ret = sound_manager_add_focus_state_watch_cb(SOUND_STREAM_FOCUS_FOR_PLAYBACK, __player_focus_state_watch_cb, NULL, &g_focus_watch_id);
 708         if (SOUND_MANAGER_ERROR_NONE != ret) {
 709                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to add sound focus watch callback");
 710                 return -1;
 711         } else {
 712                 SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Add sound focus watch callback");
 713         }
 714
 715         ecore_thread_max_set(1);
 716
 717         ret = __create_audio_out(TTSE_AUDIO_TYPE_RAW_S16, 16000);
 718         if (0 != ret)
 719                 return -1;
 720
 721         g_player_init = true;
 722
 723         return 0;
 724 }
 725
 726 int ttsd_player_release(void)
 727 {
 728         if (false == g_player_init) {
 729                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
 730                 return TTSD_ERROR_OPERATION_FAILED;
 731         }
 732
 733         int ret;
 734
 735         SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] @@@@@");
 736         SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] Active thread count : %d", ecore_thread_active_get());
 737         SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] @@@@@");
 738
 739         /* The thread should be released */
 740         int thread_count = ecore_thread_active_get();
 741         int count = 0;
 742         while (0 < thread_count) {
 743                 usleep(10000);
 744
 745                 count++;
 746                 if (20 == count) {
 747                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING!!] Thread is blocked. Player release continue.");
 748                         break;
 749                 }
 750
 751                 thread_count = ecore_thread_active_get();
 752         }
 753
 754         SLOG(LOG_DEBUG, tts_tag(), "[Player DEBUG] Thread is released");
 755
 756         ret = __destroy_audio_out();
 757         if (0 != ret)
 758                 return -1;
 759
 760         ret = sound_manager_destroy_stream_information(g_stream_info_h);
 761         if (SOUND_MANAGER_ERROR_NONE != ret) {
 762                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to destroy stream info");
 763         } else {
 764                 SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Destroy stream info");
 765         }
 766
 767         /* remove focus state watch callback */
 768         ret = sound_manager_remove_focus_state_watch_cb(g_focus_watch_id);
 769         if (SOUND_MANAGER_ERROR_NONE != ret) {
 770                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] Fail to remove the focus state watch cb");
 771         } else {
 772                 SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Remove the focus state watch cb");
 773         }
 774
 775         /* clear g_player_list */
 776         g_playing_info = NULL;
 777         g_player_init = false;
 778
 779         return 0;
 780 }
 781
 782 int ttsd_player_create_instance(int uid)
 783 {
 784         if (false == g_player_init) {
 785                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
 786                 return -1;
 787         }
 788
 789         /* Check uid is duplicated */
 790         if (NULL != __player_get_item(uid)) {
 791                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] uid(%d) is already registered", uid);
 792                 return -1;
 793         }
 794
 795         player_s* new_client = (player_s*)calloc(1, sizeof(player_s));
 796         if (NULL == new_client) {
 797                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Fail to allocate memory");
 798                 return TTSE_ERROR_OUT_OF_MEMORY;
 799         }
 800
 801         new_client->uid = uid;
 802         new_client->event = TTSE_RESULT_EVENT_FINISH;
 803         new_client->state = APP_STATE_READY;
 804         new_client->is_paused_data = false;
 805         new_client->idx = 0;
 806         new_client->paused_data = NULL;
 807
 808         SECURE_SLOG(LOG_DEBUG, tts_tag(), "[Player] Create player : uid(%d)", uid);
 809
 810         g_player_list = g_list_append(g_player_list, new_client);
 811
 812         return 0;
 813 }
 814
 815 int ttsd_player_destroy_instance(int uid)
 816 {
 817         if (false == g_player_init) {
 818                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
 819                 return -1;
 820         }
 821
 822         player_s* current;
 823         current = __player_get_item(uid);
 824         if (NULL == current) {
 825                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] uid(%d) is not valid", uid);
 826                 return -1;
 827         }
 828
 829         if (NULL != g_playing_info) {
 830                 if (uid == g_playing_info->uid) {
 831                         g_playing_info = NULL;
 832                 }
 833         }
 834
 835         GList *iter = NULL;
 836         player_s *data = NULL;
 837
 838         if (0 < g_list_length(g_player_list)) {
 839                 /* Get a first item */
 840                 iter = g_list_first(g_player_list);
 841
 842                 while (NULL != iter) {
 843                         /* Get handle data from list */
 844                         data = (player_s*)iter->data;
 845
 846                         if (NULL != data) {
 847                                 /* compare uid */
 848                                 if (uid == data->uid) {
 849                                         g_player_list = g_list_remove_link(g_player_list, iter);
 850                                         free(data);
 851                                         g_list_free(iter);
 852                                         break;
 853                                 }
 854                         }
 855
 856                         /* Get next item */
 857                         iter = g_list_next(iter);
 858                 }
 859         }
 860
 861         SLOG(LOG_DEBUG, tts_tag(), "[PLAYER Success] Destroy instance");
 862
 863         return 0;
 864 }
 865
 866 int ttsd_player_play(int uid)
 867 {
 868         if (false == g_player_init) {
 869                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
 870                 return -1;
 871         }
 872
 873         if (NULL != g_playing_info) {
 874                 if (uid == g_playing_info->uid) {
 875                         SLOG(LOG_DEBUG, tts_tag(), "[Player] uid(%d) has already played", g_playing_info->uid);
 876                         return 0;
 877                 } else {
 878                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING] stop old player (%d)", g_playing_info->uid);
 879                         ttsd_player_stop(g_playing_info->uid);
 880                 }
 881         }
 882
 883         SLOG(LOG_DEBUG, tts_tag(), "[Player] start play : uid(%d)", uid);
 884
 885         /* Check sound queue size */
 886         if (0 == ttsd_data_get_sound_data_size(uid)) {
 887                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] A sound queue of current player(%d) is empty", uid);
 888                 return -1;
 889         }
 890
 891         /* Check uid */
 892         player_s* current;
 893         current = __player_get_item(uid);
 894         if (NULL == current) {
 895                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] uid(%d) is not valid", uid);
 896                 return -1;
 897         }
 898
 899         current->state = APP_STATE_PLAYING;
 900
 901         g_playing_info = current;
 902
 903         SLOG(LOG_INFO, tts_tag(), "[Player DEBUG] Active thread count : %d", ecore_thread_active_get());
 904
 905         if (0 < ttsd_data_get_sound_data_size(current->uid)) {
 906                 SLOG(LOG_INFO, tts_tag(), "[Player] Run thread");
 907                 ecore_thread_run(__play_thread, __end_play_thread, NULL, NULL);
 908         }
 909
 910         return 0;
 911 }
 912
 913 int ttsd_player_stop(int uid)
 914 {
 915         if (false == g_player_init) {
 916                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
 917                 return -1;
 918         }
 919
 920         /* Check uid */
 921         player_s* current;
 922         current = __player_get_item(uid);
 923         if (NULL == current) {
 924                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] uid(%d) is not valid", uid);
 925                 return -1;
 926         }
 927
 928         /* check whether uid is current playing or not */
 929         if (NULL != g_playing_info) {
 930                 if (uid == g_playing_info->uid) {
 931                         /* release current playing info */
 932                         g_playing_info = NULL;
 933                 }
 934         } else {
 935                 SLOG(LOG_DEBUG, tts_tag(), "[Player] No current playing");
 936         }
 937
 938         if (true == current->is_paused_data) {
 939                 if (NULL != current->paused_data) {
 940                         if (NULL != current->paused_data->data) {
 941                                 free(current->paused_data->data);
 942                                 current->paused_data->data = NULL;
 943                         }
 944
 945                         free(current->paused_data);
 946                         current->paused_data = NULL;
 947                 }
 948         }
 949
 950         current->event = TTSE_RESULT_EVENT_FINISH;
 951         current->state = APP_STATE_READY;
 952         current->is_paused_data = false;
 953         current->idx = 0;
 954
 955         if (NULL == g_playing_info) {
 956                 SLOG(LOG_DEBUG, tts_tag(), "[Player] @@@@@");
 957                 SLOG(LOG_ERROR, tts_tag(), "[Player] Active thread count : %d", ecore_thread_active_get());
 958                 SLOG(LOG_DEBUG, tts_tag(), "[Player] @@@@@");
 959
 960                 /* The thread should be released */
 961                 int thread_count = ecore_thread_active_get();
 962                 int count = 0;
 963                 while (0 < thread_count) {
 964                         usleep(10000);
 965
 966                         count++;
 967                         if (30 == count) {
 968                                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING!!] Thread is blocked. Player release continue.");
 969                                 break;
 970                         }
 971
 972                         thread_count = ecore_thread_active_get();
 973                 }
 974
 975                 SLOG(LOG_DEBUG, tts_tag(), "[Player] @@@@@");
 976                 SLOG(LOG_ERROR, tts_tag(), "[Player] Active thread count : %d", ecore_thread_active_get());
 977                 SLOG(LOG_DEBUG, tts_tag(), "[Player] @@@@@");
 978         }
 979
 980         SLOG(LOG_INFO, tts_tag(), "[Player SUCCESS] Stop player : uid(%d)", uid);
 981
 982         return 0;
 983 }
 984
 985 int ttsd_player_clear(int uid)
 986 {
 987         if (false == g_player_init) {
 988                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
 989                 return -1;
 990         }
 991
 992         /* Check uid */
 993         player_s* current;
 994         current = __player_get_item(uid);
 995         if (NULL == current) {
 996                 SECURE_SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] uid(%d) is not valid", uid);
 997                 return -1;
 998         }
 999
1000         if (true == current->is_paused_data) {
1001                 if (NULL != current->paused_data) {
1002                         if (NULL != current->paused_data->data) {
1003                                 free(current->paused_data->data);
1004                                 current->paused_data->data = NULL;
1005                         }
1006
1007                         free(current->paused_data);
1008                         current->paused_data = NULL;
1009                 }
1010         }
1011
1012         current->event = TTSE_RESULT_EVENT_FINISH;
1013         current->state = APP_STATE_READY;
1014         current->is_paused_data = false;
1015         current->idx = 0;
1016
1017         SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Clear player : uid(%d)", uid);
1018
1019         return 0;
1020 }
1021
1022 int ttsd_player_pause(int uid)
1023 {
1024         SLOG(LOG_DEBUG, tts_tag(), "[Player] pause player : uid(%d)", uid);
1025
1026         if (false == g_player_init) {
1027                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
1028                 return -1;
1029         }
1030
1031         /* Check uid */
1032         player_s* current;
1033         current = __player_get_item(uid);
1034         if (NULL == current) {
1035                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] ttsd_player_pause() : uid(%d) is not valid", uid);
1036                 return -1;
1037         }
1038
1039         /* check whether uid is current playing or not */
1040         if (NULL != g_playing_info) {
1041                 if (uid == g_playing_info->uid) {
1042                         /* release current playing info */
1043                         g_playing_info = NULL;
1044                 } else {
1045                         /* error case */
1046                 }
1047         }
1048
1049         current->state = APP_STATE_PAUSED;
1050
1051         SLOG(LOG_DEBUG, tts_tag(), "[Player] @@@@@");
1052         SLOG(LOG_ERROR, tts_tag(), "[Player] Active thread count : %d", ecore_thread_active_get());
1053         SLOG(LOG_DEBUG, tts_tag(), "[Player] @@@@@");
1054
1055         /* The thread should be released */
1056         int thread_count = ecore_thread_active_get();
1057         int count = 0;
1058         while (0 < thread_count) {
1059                 usleep(10000);
1060
1061                 count++;
1062                 if (30 == count) {
1063                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING!!] Thread is blocked. Player release continue.");
1064                         break;
1065                 }
1066
1067                 thread_count = ecore_thread_active_get();
1068         }
1069
1070         SLOG(LOG_DEBUG, tts_tag(), "[Player] @@@@@");
1071         SLOG(LOG_ERROR, tts_tag(), "[Player] Active thread count : %d", ecore_thread_active_get());
1072         SLOG(LOG_DEBUG, tts_tag(), "[Player] @@@@@");
1073
1074         SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] Pause player : uid(%d)", uid);
1075
1076         return 0;
1077 }
1078
1079 int ttsd_player_resume(int uid)
1080 {
1081         SLOG(LOG_DEBUG, tts_tag(), "[Player] Resume player : uid(%d)", uid);
1082
1083         if (false == g_player_init) {
1084                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
1085                 return -1;
1086         }
1087
1088         /* Check id */
1089         player_s* current;
1090         current = __player_get_item(uid);
1091         if (NULL == current) {
1092                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] uid(%d) is not valid", uid);
1093                 return -1;
1094         }
1095
1096         /* check current player */
1097         if (NULL != g_playing_info)
1098                 g_playing_info = NULL;
1099
1100         current->state = APP_STATE_PLAYING;
1101         g_playing_info = current;
1102
1103         SLOG(LOG_INFO, tts_tag(), "[Player] Resume to run thread");
1104         ecore_thread_run(__play_thread, __end_play_thread, NULL, NULL);
1105
1106         return 0;
1107 }
1108
1109 int ttsd_player_all_stop()
1110 {
1111         if (false == g_player_init) {
1112                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
1113                 return -1;
1114         }
1115
1116         g_playing_info = NULL;
1117
1118         GList *iter = NULL;
1119         player_s *data = NULL;
1120
1121         if (0 < g_list_length(g_player_list)) {
1122                 /* Get a first item */
1123                 iter = g_list_first(g_player_list);
1124
1125                 while (NULL != iter) {
1126                         /* Get handle data from list */
1127                         data = (player_s*)iter->data;
1128
1129                         app_tts_state_e state;
1130                         if (0 > ttsd_data_get_client_state(data->uid, &state)) {
1131                                 SLOG(LOG_ERROR, tts_tag(), "[player ERROR] uid(%d) is not valid", data->uid);
1132                                 ttsd_player_destroy_instance(data->uid);
1133                                 iter = g_list_next(iter);
1134                                 continue;
1135                         }
1136
1137                         if (APP_STATE_PLAYING == state || APP_STATE_PAUSED == state) {
1138                                 data->event = TTSE_RESULT_EVENT_FINISH;
1139                                 data->state = APP_STATE_READY;
1140
1141                                 if (true == data->is_paused_data) {
1142                                         if (NULL != data->paused_data) {
1143                                                 if (NULL != data->paused_data->data) {
1144                                                         free(data->paused_data->data);
1145                                                         data->paused_data->data = NULL;
1146                                                 }
1147
1148                                                 free(data->paused_data);
1149                                                 data->paused_data = NULL;
1150                                         }
1151                                 }
1152
1153                                 data->is_paused_data = false;
1154                                 data->idx = 0;
1155                         }
1156
1157                         /* Get next item */
1158                         iter = g_list_next(iter);
1159                 }
1160         }
1161
1162         SLOG(LOG_DEBUG, tts_tag(), "[Player SUCCESS] player all stop!!");
1163
1164         return 0;
1165 }
1166
1167 int ttsd_player_play_pcm(int uid)
1168 {
1169         if (false == g_player_init) {
1170                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] Not Initialized");
1171                 return -1;
1172         }
1173
1174         if (NULL != g_playing_info) {
1175                 if (uid == g_playing_info->uid) {
1176                         SLOG(LOG_DEBUG, tts_tag(), "[Player] uid(%d) has already played", g_playing_info->uid);
1177                         return 0;
1178                 } else {
1179                         SLOG(LOG_WARN, tts_tag(), "[Player WARNING] stop old player (%d)", g_playing_info->uid);
1180                         ttsd_player_stop(g_playing_info->uid);
1181                 }
1182         }
1183
1184         SLOG(LOG_DEBUG, tts_tag(), "[Player] start play : uid(%d)", uid);
1185
1186         /* Check sound queue size */
1187         if (0 == ttsd_data_get_sound_data_size(uid)) {
1188                 SLOG(LOG_WARN, tts_tag(), "[Player WARNING] A sound queue of current player(%d) is empty", uid);
1189         }
1190
1191         /* Check uid */
1192         player_s* current;
1193         current = __player_get_item(uid);
1194         if (NULL == current) {
1195                 SLOG(LOG_ERROR, tts_tag(), "[Player ERROR] uid(%d) is not valid", uid);
1196                 return -1;
1197         }
1198
1199         current->state = APP_STATE_PLAYING;
1200
1201         g_playing_info = current;
1202
1203         SLOG(LOG_INFO, tts_tag(), "[Player DEBUG] Active thread count : %d", ecore_thread_active_get());
1204
1205         if (0 <= ttsd_data_get_sound_data_size(current->uid)) {
1206                 SLOG(LOG_INFO, tts_tag(), "[Player] Run thread");
1207                 ecore_thread_run(__play_thread, __end_play_thread, NULL, NULL);
1208         }
1209
1210         return 0;
1211 }
1212