Add new functions for getting audio format from engine

- Requirements:
The app needs to know the audio format information that engine can
handle.

- Contents:
This patch adds new function to get audio format information from the
engine. Through this patch, the engine library can ready to send the
audio format information to the clients.

Change-Id: I84b96d93de651740587b3630c84086beeb29ba58
Signed-off-by: Suyeon Hwang <stom.hwang@samsung.com>

diff --git a/server/sttd_engine_agent.c b/server/sttd_engine_agent.c
index 790602d..880a24b 100644 (file)
--- a/server/sttd_engine_agent.c
+++ b/server/sttd_engine_agent.c
@@ -562,6 +562,22 @@ int sttd_engine_agent_is_recognition_type_supported(const char* type, bool* supp
        return 0;
 }
 
+int sttd_engine_agent_get_audio_format(stte_audio_type_e* type, int* rate, int* num_of_channels)
+{
+       RETVM_IF(NULL == type || NULL == rate || NULL == num_of_channels, STTD_ERROR_INVALID_PARAMETER,  "[Engine Agent ERROR] Input parameter");
+       int tmp = __sttd_engine_agent_check_precondition();
+       if (STTD_ERROR_NONE != tmp)
+               return tmp;
+
+       int ret = stt_engine_get_audio_format(type, rate, num_of_channels);
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_STTD, "[Engine Agent ERROR] Fail to get to audio format : %d", ret);
+               return ret;
+       }
+
+       return STTD_ERROR_NONE;
+}
+
 /*
 * STT Engine Interfaces for client
 */

diff --git a/server/sttd_engine_agent.h b/server/sttd_engine_agent.h
index d5992a0..0458295 100644 (file)
--- a/server/sttd_engine_agent.h
+++ b/server/sttd_engine_agent.h
@@ -84,6 +84,8 @@ int sttd_engine_agent_is_credential_needed(unsigned int uid, bool* credential);
 
 int sttd_engine_agent_is_recognition_type_supported(const char* type, bool* support);
 
+int sttd_engine_agent_get_audio_format(stte_audio_type_e* type, int* rate, int* num_of_channels);
+
 int sttd_engine_agent_set_default_engine(const char* engine_uuid);
 
 int sttd_engine_agent_set_default_language(const char* language);

diff --git a/server/sttd_server.c b/server/sttd_server.c
index 361dff5..95d80a8 100644 (file)
--- a/server/sttd_server.c
+++ b/server/sttd_server.c
@@ -943,6 +943,30 @@ int sttd_server_is_recognition_type_supported(unsigned int uid, const char* type
        return STTD_ERROR_NONE;
 }
 
+int sttd_server_get_audio_format(unsigned int uid, stte_audio_type_e *type, int *rate, int *num_of_channels)
+{
+       /* check if uid is valid */
+       app_state_e state = APP_STATE_CREATED;
+       if (0 != sttd_client_get_state(uid, &state)) {
+               SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] uid is NOT valid ");
+               return STTD_ERROR_INVALID_PARAMETER;
+       }
+
+       if (NULL == type || NULL == rate || NULL == num_of_channels) {
+               SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Input parameter is NULL");
+               return STTD_ERROR_INVALID_PARAMETER;
+       }
+
+       int ret = sttd_engine_agent_get_audio_format(type, rate, num_of_channels);
+       if (0 != ret) {
+               SLOG(LOG_ERROR, TAG_STTD, "[Server ERROR] Fail to get recognition type supported : result(%d)", ret);
+               return ret;
+       }
+
+       SLOG(LOG_INFO, TAG_STTD, "[Server SUCCESS] Audio format: type(%d), rate(%d), number of channels(%d)", *type, *rate, *num_of_channels);
+       return STTD_ERROR_NONE;
+}
+
 int sttd_server_set_start_sound(unsigned int uid, const char* file)
 {
        /* check if uid is valid */

diff --git a/server/sttd_server.h b/server/sttd_server.h
index 5ac8f50..b24abc7 100644 (file)
--- a/server/sttd_server.h
+++ b/server/sttd_server.h
@@ -63,6 +63,8 @@ int sttd_server_set_engine_data(unsigned int uid, const char* key, const char* v
 
 int sttd_server_is_recognition_type_supported(unsigned int uid, const char* type, int* support);
 
+int sttd_server_get_audio_format(unsigned int uid, stte_audio_type_e *type, int *rate, int *num_of_channels);
+
 int sttd_server_set_start_sound(unsigned int uid, const char* file);
 
 int sttd_server_set_stop_sound(unsigned int uid, const char* file);