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