+int tts_add_pcm(tts_h tts, int event, const void* data, unsigned int data_size, int audio_type, int rate)
+{
+ if (0 != __tts_get_feature_enabled()) {
+ return TTS_ERROR_NOT_SUPPORTED;
+ }
+
+ SLOG(LOG_INFO, TAG_TTSC, "@@@ Add pcm tts");
+
+ if (NULL == tts) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Input handle is null.");
+ SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+ return TTS_ERROR_INVALID_PARAMETER;
+ }
+
+ tts_client_s* client = tts_client_get(tts);
+
+ if (NULL == client) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] A handle is not valid.");
+ SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+ return TTS_ERROR_INVALID_PARAMETER;
+ }
+
+ if (TTS_STATE_CREATED == client->current_state) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] The current state is invalid.");
+ return TTS_ERROR_INVALID_STATE;
+ }
+
+ if (false == g_screen_reader && TTS_MODE_SCREEN_READER == client->mode) {
+ SLOG(LOG_WARN, TAG_TTSC, "[WARNING] Screen reader option is NOT available. Ignore this request");
+ return TTS_ERROR_INVALID_STATE;
+ }
+
+ int ret = -1;
+ int count = 0;
+ bool is_prepared = false;
+ while (0 != ret) {
+ ret = tts_dbus_request_add_pcm(client->uid, event, data, data_size, audio_type, rate);
+ if (0 != ret) {
+ if (TTS_ERROR_INVALID_PARAMETER == ret && false == is_prepared) {
+ if (0 == tts_prepare_sync(tts)) {
+ is_prepared = true;
+ SLOG(LOG_INFO, TAG_TTSC, "[INFO] Success tts_prepare_sync");
+ }
+ } else if (TTS_ERROR_TIMED_OUT != ret) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] result : %s", __tts_get_error_code(ret));
+ return ret;
+ } else {
+ SLOG(LOG_WARN, TAG_TTSC, "[WARNING] retry add pcm : %s", __tts_get_error_code(ret));
+ usleep(10000);
+ count++;
+ if (TTS_RETRY_COUNT == count) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to request");
+ return ret;
+ }
+ }
+ }
+ }
+
+ SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+
+ return TTS_ERROR_NONE;
+}
+
+int tts_play_pcm(tts_h tts)
+{
+ if (0 != __tts_get_feature_enabled()) {
+ return TTS_ERROR_NOT_SUPPORTED;
+ }
+
+ SLOG(LOG_INFO, TAG_TTSC, "@@@ Play pcm tts");
+
+ if (NULL == tts) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Input handle is null.");
+ SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+ return TTS_ERROR_INVALID_PARAMETER;
+ }
+
+ tts_client_s* client = tts_client_get(tts);
+
+ if (NULL == client) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] A handle is not valid.");
+ SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+ return TTS_ERROR_INVALID_PARAMETER;
+ }
+
+ if (TTS_STATE_PLAYING == client->current_state || TTS_STATE_CREATED == client->current_state) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] The current state is invalid.");
+ return TTS_ERROR_INVALID_STATE;
+ }
+
+ if (false == g_screen_reader && TTS_MODE_SCREEN_READER == client->mode) {
+ SLOG(LOG_WARN, TAG_TTSC, "[WARNING] Screen reader option is NOT available. Ignore this request");
+ return TTS_ERROR_INVALID_STATE;
+ }
+
+ int ret = -1;
+ int count = 0;
+ bool is_prepared = false;
+ while (0 != ret) {
+ ret = tts_dbus_request_play_pcm(client->uid);
+ if (0 != ret) {
+ if (TTS_ERROR_INVALID_PARAMETER == ret && false == is_prepared) {
+ if (0 == tts_prepare_sync(tts)) {
+ is_prepared = true;
+ SLOG(LOG_INFO, TAG_TTSC, "[INFO] Success tts_prepare_sync");
+ }
+ } else if (TTS_ERROR_TIMED_OUT != ret) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] result : %s", __tts_get_error_code(ret));
+ return ret;
+ } else {
+ SLOG(LOG_WARN, TAG_TTSC, "[WARNING] retry play pcm : %s", __tts_get_error_code(ret));
+ usleep(10000);
+ count++;
+ if (TTS_RETRY_COUNT == count) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to request");
+ return ret;
+ }
+ }
+ }
+ }
+
+ client->before_state = client->current_state;
+ client->current_state = TTS_STATE_PLAYING;
+
+ if (NULL != client->state_changed_cb) {
+ tts_client_use_callback(client);
+ client->state_changed_cb(client->tts, client->before_state, client->current_state, client->state_changed_user_data);
+ tts_client_not_use_callback(client);
+ SLOG(LOG_DEBUG, TAG_TTSC, "State changed callback is called");
+ }
+
+ SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+
+ return TTS_ERROR_NONE;
+}
+
+int tts_stop_pcm(tts_h tts)
+{
+ if (0 != __tts_get_feature_enabled()) {
+ return TTS_ERROR_NOT_SUPPORTED;
+ }
+
+ SLOG(LOG_INFO, TAG_TTSC, "@@@ Stop pcm tts");
+
+ if (NULL == tts) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Input handle is null.");
+ SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+ return TTS_ERROR_INVALID_PARAMETER;
+ }
+
+ tts_client_s* client = tts_client_get(tts);
+
+ if (NULL == client) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] A handle is not valid.");
+ SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+ return TTS_ERROR_INVALID_PARAMETER;
+ }
+
+ if (TTS_STATE_CREATED == client->current_state) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] The current state is invalid.");
+ return TTS_ERROR_INVALID_STATE;
+ }
+
+ if (false == g_screen_reader && TTS_MODE_SCREEN_READER == client->mode) {
+ SLOG(LOG_WARN, TAG_TTSC, "[WARNING] Screen reader option is NOT available. Ignore this request");
+ return TTS_ERROR_INVALID_STATE;
+ }
+
+ int ret = -1;
+ int count = 0;
+ bool is_prepared = false;
+ while (0 != ret) {
+ ret = tts_dbus_request_stop_pcm(client->uid);
+ if (0 != ret) {
+ if (TTS_ERROR_INVALID_PARAMETER == ret && false == is_prepared) {
+ if (0 == tts_prepare_sync(tts)) {
+ is_prepared = true;
+ SLOG(LOG_INFO, TAG_TTSC, "[INFO] Success tts_prepare_sync");
+ }
+ } else if (TTS_ERROR_TIMED_OUT != ret) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] result : %s", __tts_get_error_code(ret));
+ return ret;
+ } else {
+ SLOG(LOG_WARN, TAG_TTSC, "[WARNING] retry stop pcm : %s", __tts_get_error_code(ret));
+ usleep(10000);
+ count++;
+ if (TTS_RETRY_COUNT == count) {
+ SLOG(LOG_ERROR, TAG_TTSC, "[ERROR] Fail to request");
+ return ret;
+ }
+ }
+ }
+ }
+
+ client->before_state = client->current_state;
+ client->current_state = TTS_STATE_READY;
+
+ if (NULL != client->state_changed_cb) {
+ tts_client_use_callback(client);
+ client->state_changed_cb(client->tts, client->before_state, client->current_state, client->state_changed_user_data);
+ tts_client_not_use_callback(client);
+ SLOG(LOG_DEBUG, TAG_TTSC, "State changed callback is called");
+ }
+
+ SLOG(LOG_DEBUG, TAG_TTSC, "@@@");
+
+ return TTS_ERROR_NONE;
+}