* limitations under the License.
*/
+
#ifndef __STT_ENGINE_MAIN_H__
#define __STT_ENGINE_MAIN_H__
+
#include <tizen.h>
+
/**
* @addtogroup CAPI_UIX_STTE_MODULE
* @{
*/
+
#ifdef __cplusplus
extern "C" {
#endif
+
/**
-* @brief Enumerations for error codes.
+* @brief Enumeration for error codes.
* @since_tizen 3.0
*/
typedef enum {
- STTE_ERROR_NONE = TIZEN_ERROR_NONE, /**< Successful */
- STTE_ERROR_OUT_OF_MEMORY = TIZEN_ERROR_OUT_OF_MEMORY, /**< Out of Memory */
- STTE_ERROR_IO_ERROR = TIZEN_ERROR_IO_ERROR, /**< I/O error */
- STTE_ERROR_INVALID_PARAMETER = TIZEN_ERROR_INVALID_PARAMETER, /**< Invalid parameter */
- STTE_ERROR_NETWORK_DOWN = TIZEN_ERROR_NETWORK_DOWN, /**< Network down(Out of network) */
- STTE_ERROR_INVALID_STATE = TIZEN_ERROR_STT | 0x01, /**< Invalid state */
- STTE_ERROR_INVALID_LANGUAGE = TIZEN_ERROR_STT | 0x02, /**< Invalid language */
- STTE_ERROR_OPERATION_FAILED = TIZEN_ERROR_STT | 0x04, /**< Operation failed */
- STTE_ERROR_NOT_SUPPORTED_FEATURE = TIZEN_ERROR_STT | 0x05, /**< Not supported feature */
- STTE_ERROR_NOT_SUPPORTED = TIZEN_ERROR_NOT_SUPPORTED, /**< Not supported */
- STTE_ERROR_PERMISSION_DENIED = TIZEN_ERROR_PERMISSION_DENIED, /**< Permission denied */
- STTE_ERROR_RECORDING_TIMED_OUT = TIZEN_ERROR_STT | 0x06 /**< Recording timed out */
+ STTE_ERROR_NONE = TIZEN_ERROR_NONE, /**< Successful */
+ STTE_ERROR_OUT_OF_MEMORY = TIZEN_ERROR_OUT_OF_MEMORY, /**< Out of Memory */
+ STTE_ERROR_IO_ERROR = TIZEN_ERROR_IO_ERROR, /**< I/O error */
+ STTE_ERROR_INVALID_PARAMETER = TIZEN_ERROR_INVALID_PARAMETER, /**< Invalid parameter */
+ STTE_ERROR_NETWORK_DOWN = TIZEN_ERROR_NETWORK_DOWN, /**< Network down(Out of network) */
+ STTE_ERROR_INVALID_STATE = TIZEN_ERROR_STT | 0x01, /**< Invalid state */
+ STTE_ERROR_INVALID_LANGUAGE = TIZEN_ERROR_STT | 0x02, /**< Invalid language */
+ STTE_ERROR_OPERATION_FAILED = TIZEN_ERROR_STT | 0x04, /**< Operation failed */
+ STTE_ERROR_NOT_SUPPORTED_FEATURE = TIZEN_ERROR_STT | 0x05, /**< Not supported feature */
+ STTE_ERROR_NOT_SUPPORTED = TIZEN_ERROR_NOT_SUPPORTED, /**< Not supported */
+ STTE_ERROR_PERMISSION_DENIED = TIZEN_ERROR_PERMISSION_DENIED, /**< Permission denied */
+ STTE_ERROR_RECORDING_TIMED_OUT = TIZEN_ERROR_STT | 0x06 /**< Recording timed out */
} stte_error_e;
+
/**
-* @brief Enumerations for audio type.
+* @brief Enumeration for audio type.
* @since_tizen 3.0
*/
typedef enum {
- STTE_AUDIO_TYPE_PCM_S16_LE = 0, /**< Signed 16bit audio type, Little endian */
- STTE_AUDIO_TYPE_PCM_U8 /**< Unsigned 8bit audio type */
+ STTE_AUDIO_TYPE_PCM_S16_LE = 0, /**< Signed 16bit audio type, Little endian */
+ STTE_AUDIO_TYPE_PCM_U8 /**< Unsigned 8bit audio type */
} stte_audio_type_e;
+
/**
-* @brief Enumerations for callback event.
+* @brief Enumeration for callback event.
* @since_tizen 3.0
*/
typedef enum {
- STTE_RESULT_EVENT_FINAL_RESULT = 0, /**< Event when either the full matched or the final result is delivered */
- STTE_RESULT_EVENT_PARTIAL_RESULT, /**< Event when the partial matched result is delivered */
- STTE_RESULT_EVENT_ERROR /**< Event when the recognition has failed */
+ STTE_RESULT_EVENT_FINAL_RESULT = 0, /**< Event when either the full matched or the final result is delivered */
+ STTE_RESULT_EVENT_PARTIAL_RESULT, /**< Event when the partial matched result is delivered */
+ STTE_RESULT_EVENT_ERROR /**< Event when the recognition has failed */
} stte_result_event_e;
+
/**
-* @brief Enumerations for result time callback event.
+* @brief Enumeration for result time callback event.
* @since_tizen 3.0
*/
typedef enum {
- STTE_RESULT_TIME_EVENT_BEGINNING = 0, /**< Event when the token is beginning type */
- STTE_RESULT_TIME_EVENT_MIDDLE, /**< Event when the token is middle type */
- STTE_RESULT_TIME_EVENT_END /**< Event when the token is end type */
+ STTE_RESULT_TIME_EVENT_BEGINNING = 0, /**< Event when the token is beginning type */
+ STTE_RESULT_TIME_EVENT_MIDDLE, /**< Event when the token is middle type */
+ STTE_RESULT_TIME_EVENT_END /**< Event when the token is end type */
} stte_result_time_event_e;
+
/**
-* @brief Enumerations for speech status.
+* @brief Enumeration for speech status.
* @since_tizen 3.0
*/
typedef enum {
- STTE_SPEECH_STATUS_BEGINNING_POINT_DETECTED = 0, /**< Beginning point of speech is detected */
- STTE_SPEECH_STATUS_END_POINT_DETECTED /**< End point of speech is detected */
+ STTE_SPEECH_STATUS_BEGINNING_POINT_DETECTED = 0, /**< Beginning point of speech is detected */
+ STTE_SPEECH_STATUS_END_POINT_DETECTED /**< End point of speech is detected */
} stte_speech_status_e;
+
/**
* @brief Definition for free form dictation and default type.
* @since_tizen 3.0
*/
#define STTE_RECOGNITION_TYPE_FREE "stt.recognition.type.FREE"
+
/**
* @brief Definition for free form dictation continuously.
* @since_tizen 3.0
*/
#define STTE_RECOGNITION_TYPE_FREE_PARTIAL "stt.recognition.type.FREE.PARTIAL"
+
/**
* @brief Definition for None message.
* @since_tizen 3.0
*/
#define STTE_RESULT_MESSAGE_NONE "stt.result.message.none"
+
/**
* @brief Definition for failed recognition because the speech started too soon.
* @since_tizen 3.0
*/
#define STTE_RESULT_MESSAGE_ERROR_TOO_SOON "stt.result.message.error.too.soon"
+
/**
* @brief Definition for failed recognition because the speech started too short.
* @since_tizen 3.0
*/
#define STTE_RESULT_MESSAGE_ERROR_TOO_SHORT "stt.result.message.error.too.short"
+
/**
* @brief Definition for failed recognition because the speech started too long.
* @since_tizen 3.0
*/
#define STTE_RESULT_MESSAGE_ERROR_TOO_LONG "stt.result.message.error.too.long"
+
/**
* @brief Definition for failed recognition because the speech started too quiet to listen.
* @since_tizen 3.0
*/
#define STTE_RESULT_MESSAGE_ERROR_TOO_QUIET "stt.result.message.error.too.quiet"
+
/**
* @brief Definition for failed recognition because the speech started too loud to listen.
* @since_tizen 3.0
*/
#define STTE_RESULT_MESSAGE_ERROR_TOO_LOUD "stt.result.message.error.too.loud"
+
/**
* @brief Definition for failed recognition because the speech started too fast to listen.
* @since_tizen 3.0
/**
+ * @brief Definition of audio ID that means audio source from bluetooth.
+ * @since_tizen 5.5
+ */
+#define STTE_AUDIO_ID_BLUETOOTH "STT_AUDIO_ID_BLUETOOTH"
+
+
+/**
+ * @brief Definition of audio ID that means audio source from wifi.
+ * @since_tizen 5.5
+ */
+#define STTE_AUDIO_ID_WIFI "STT_AUDIO_ID_WIFI"
+
+
+/**
* @brief Called when STT engine provides the time stamp of result to the engine service user.
* @details This callback function is implemented by the engine service user. Therefore, the engine developer does NOT have to implement this callback function.
* @since_tizen 3.0
-*
* @remarks This callback function is called in stte_foreach_result_time_cb() for adding time information.
-* @a user_data must be transferred from stte_foreach_result_time_cb().
-*
+* @a user_data must be transferred from stte_foreach_result_time_cb().
* @param[in] index The result index
* @param[in] event The token event
* @param[in] text The result text
* @param[in] start_time The time started speaking the result text
* @param[in] end_time The time finished speaking the result text
* @param[in] user_data The user data passed from stte_foreach_result_time_cb()
-*
-* @return @c true to continue with the next iteration of the loop \n @c false to break out of the loop
-*
+* @return @c true to continue with the next iteration of the loop
+* @c false to break out of the loop
* @pre stte_send_result() should be called.
-*
* @see stte_send_result()
* @see stte_foreach_result_time_cb()
*/
* @brief Called when STT engine informs the engine service user about whole supported language list.
* @details This callback function is implemented by the engine service user. Therefore, the engine developer does NOT have to implement this callback function.
* @since_tizen 3.0
-*
* @remarks This callback function is called in stte_foreach_supported_langs_cb() to inform the whole supported language list.
-* @a user_data must be transferred from stte_foreach_supported_langs_cb().
-*
+* @a user_data must be transferred from stte_foreach_supported_langs_cb().
* @param[in] language The language is specified as an ISO 3166 alpha-2 two letter country-code
-* followed by ISO 639-1 for the two-letter language code \n
-* For example, "ko_KR" for Korean, "en_US" for American English
+* followed by ISO 639-1 for the two-letter language code
+* For example, "ko_KR" for Korean, "en_US" for American English
* @param[in] user_data The user data passed from stte_foreach_supported_langs_cb()
-*
-* @return @c true to continue with the next iteration of the loop \n @c false to break out of the loop
-*
+* @return @c true to continue with the next iteration of the loop
+* @c false to break out of the loop
* @pre stte_foreach_supported_langs_cb() will invoke this callback function.
-*
* @see stte_foreach_supported_langs_cb()
*/
typedef bool (*stte_supported_language_cb)(const char* language, void* user_data);
+
/**
* @brief Called when the engine service user initializes STT engine.
* @details This callback function is called by the engine service user to request for STT engine to be started.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-*
-* @return 0 on success, otherwise a negative error value
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #STTE_ERROR_INVALID_STATE Already initialized
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @see stte_deinitialize_cb()
*/
typedef int (*stte_initialize_cb)(void);
+
/**
* @brief Called when the engine service user deinitializes STT engine
* @details This callback function is called by the engine service user to request for STT engine to be deinitialized.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-* NOTE that the engine may be terminated automatically.
-* When this callback function is invoked, the release of resources is necessary.
-*
-* @return 0 on success, otherwise a negative error value
+* NOTE that the engine may be terminated automatically.
+* When this callback function is invoked, the release of resources is necessary.
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_STATE Not initialized
-*
* @see stte_initialize_cb()
*/
typedef int (*stte_deinitialize_cb)(void);
+
/**
* @brief Called when the engine service user gets the whole supported language list.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-* In this function, the engine service user's callback function 'stte_supported_language_cb()' is invoked repeatedly for getting all supported languages, and @a user_data must be transferred to 'stte_supported_language_cb()'.
-* If 'stte_supported_language_cb()' returns @c false, it should be stopped to call 'stte_supported_language_cb()'.
-*
+* In this function, the engine service user's callback function 'stte_supported_language_cb()' is invoked repeatedly for getting all supported languages, and @a user_data must be transferred to 'stte_supported_language_cb()'.
+* If 'stte_supported_language_cb()' returns @c false, it should be stopped to call 'stte_supported_language_cb()'.
* @param[in] callback The callback function
* @param[in] user_data The user data which must be passed to the callback function 'stte_supported_language_cb()'
-*
-* @return 0 on success, otherwise a negative error value
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #STTE_ERROR_INVALID_STATE Not initialized
-*
-* @post This callback function invokes stte_supported_language_cb() repeatedly for getting supported languages.
-*
+* @post This callback function invokes stte_supported_language_cb() repeatedly for getting supported languages.
* @see stte_supported_language_cb()
*/
typedef int (*stte_foreach_supported_langs_cb)(stte_supported_language_cb callback, void* user_data);
+
/**
* @brief Called when the engine service user checks whether the corresponding language is valid or not in STT engine.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-*
* @param[in] language The language is specified as an ISO 3166 alpha-2 two letter country-code
-* followed by ISO 639-1 for the two-letter language code \n
-* For example, "ko_KR" for Korean, "en_US" for American English
-* @param[out] is_valid A variable for checking whether the corresponding language is valid or not. \n @c true to be valid, @c false to be invalid.
-*
-* @return 0 on success, otherwise a negative error value
+* followed by ISO 639-1 for the two-letter language code
+* For example, "ko_KR" for Korean, "en_US" for American English
+* @param[out] is_valid A variable for checking whether the corresponding language is valid or not.
+* @c true to be valid,
+* @c false to be invalid
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
-*
* @see stte_foreach_supported_languages_cb()
*/
typedef int (*stte_is_valid_language_cb)(const char* language, bool* is_valid);
+
/**
* @brief Called when the engine service user checks whether STT engine supports silence detection.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-*
-* @return @c true to support silence detection, @c false not to support silence detection
-*
+* @return @c true to support silence detection,
+* @c false not to support silence detection
* @see stte_set_silence_detection_cb()
*/
typedef bool (*stte_support_silence_detection_cb)(void);
+
/**
* @brief Called when the engine service user checks whether STT engine supports the corresponding recognition type.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-*
* @param[in] type The type for recognition (e.g. #STTE_RECOGNITION_TYPE_FREE)
-* @param[out] is_supported A variable for checking whether STT engine supports the corresponding recognition type. \n @c true to support recognition type, @c false not to support recognition type.
-*
-* @return 0 on success, otherwise a negative error value
+* @param[out] is_supported A variable for checking whether STT engine supports the corresponding recognition type.
+* @c true to support recognition type,
+* @c false not to support recognition type
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
*
*/
typedef int (*stte_support_recognition_type_cb)(const char* type, bool* is_supported);
+
/**
* @brief Called when the engine service user gets the proper recording format of STT engine.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-* The recording format is used for creating the recorder.
-*
-* @param[out] types The format used by the recorder.
-* @param[out] rate The sample rate used by the recorder.
-* @param[out] channels The number of channels used by the recorder.
-*
-* @return 0 on success, otherwise a negative error value
+* The recording format is used for creating the recorder.
+* @param[out] types The format used by the recorder
+* @param[out] rate The sample rate used by the recorder
+* @param[out] channels The number of channels used by the recorder
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_STATE Not initialized
*/
typedef int (*stte_get_recording_format_cb)(stte_audio_type_e* types, int* rate, int* channels);
+
/**
* @brief Called when the engine service user sets the silence detection.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-* If the engine service user sets this option as 'TRUE', STT engine will detect the silence (EPD) and send the callback event about it.
-*
-* @param[in] is_set A variable for setting the silence detection. \n @c true to detect the silence, @c false not to detect the silence.
-*
-* @return 0 on success, otherwise a negative error value
+* If the engine service user sets this option as 'TRUE', STT engine will detect the silence (EPD) and send the callback event about it.
+* @param[in] is_set A variable for setting the silence detection.
+* @c true to detect the silence,
+* @c false not to detect the silence
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_STATE Not initialized
* @retval #STTE_ERROR_NOT_SUPPORTED_FEATURE Not supported feature
*/
typedef int (*stte_set_silence_detection_cb)(bool is_set);
+
/**
* @brief Called when the engine service user requests for STT engine to check whether the application agreed the usage of STT engine.
* @details This callback function is called when the engine service user requests for STT engine to check the application's agreement about using the engine.
-* According to the need, the engine developer can provide some user interfaces to check the agreement.
+* According to the need, the engine developer can provide some user interfaces to check the agreement.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-* If the STT engine developer wants not to check the agreement, the developer has need to return proper values as @a is_agreed in accordance with the intention. \n @c true if the developer regards that every application agreed the usage of the engine, @c false if the developer regards that every application disagreed.
-* NOTE that, however, there may be any legal issue unless the developer checks the agreement. Therefore, we suggest that the engine developers should provide a function to check the agreement.
-*
+* If the STT engine developer wants not to check the agreement, the developer has need to return proper values as @a is_agreed in accordance with the intention. @c true if the developer regards that every application agreed the usage of the engine, @c false if the developer regards that every application disagreed.
+* NOTE that, however, there may be any legal issue unless the developer checks the agreement. Therefore, we suggest that the engine developers should provide a function to check the agreement.
* @param[in] appid The Application ID
-* @param[out] is_agreed A variable for checking whether the application agreed to use STT engine or not. \n @c true to agree, @c false to disagree.
-*
-* @return 0 on success, otherwise a negative error value
+* @param[out] is_agreed A variable for checking whether the application agreed to use STT engine or not.
+* @c true to agree,
+* @c false to disagree
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_STATE Not initialized
* @retval #STTE_ERROR_NOT_SUPPORTED_FEATURE Not supported feature
*/
typedef int (*stte_check_app_agreed_cb)(const char* appid, bool* is_agreed);
+
/**
* @brief Called when the engine service user checks whether STT engine needs the application's credential.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-*
-* @return @c true if STT engine needs the application's credential, otherwise @c false
+* @return @c true if STT engine needs the application's credential,
+* otherwise @c false
*/
typedef bool (*stte_need_app_credential_cb)(void);
+
/**
* @brief Called when the engine service user gets the result time information(stamp).
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-* In this function, the engine service user's callback function 'stte_result_time_cb()' is invoked repeatedly for sending the time information to the engine service user, and @a user_data must be transferred to 'stte_result_time_cb()'.
-* If 'stte_result_time_cb()' returns @c false, it should be stopped to call 'stte_result_time_cb()'.
-* @a time_info is transferred from stte_send_result(). The type of @a time_info is up to the STT engine developer.
-*
+* In this function, the engine service user's callback function 'stte_result_time_cb()' is invoked repeatedly for sending the time information to the engine service user, and @a user_data must be transferred to 'stte_result_time_cb()'.
+* If 'stte_result_time_cb()' returns @c false, it should be stopped to call 'stte_result_time_cb()'.
+* @a time_info is transferred from stte_send_result(). The type of @a time_info is up to the STT engine developer.
* @param[in] time_info The time information
* @param[in] callback The callback function
* @param[in] user_data The user data which must be passed to the callback function 'stte_result_time_cb()'
-*
-* @return 0 on success, otherwise a negative error value
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #STTE_ERROR_INVALID_STATE Not initialized
-*
* @pre stte_send_result() will invoke this function.
-* @post This function invokes stte_result_time_cb() repeatedly for getting result time information.
-*
+* @post This function invokes stte_result_time_cb() repeatedly for getting result time information.
* @see stte_result_time_cb()
*/
typedef int (*stte_foreach_result_time_cb)(void* time_info, stte_result_time_cb callback, void* user_data);
+
/**
* @brief Called when the engine service user starts to recognize the recording data.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-* In this callback function, STT engine must transfer the recognition result and @a user_data to the engine service user using stte_send_result().
-* Also, if STT engine needs the application's credential, it sets the credential granted to the application.
-*
+* In this callback function, STT engine must transfer the recognition result and @a user_data to the engine service user using stte_send_result().
+* Also, if STT engine needs the application's credential, it sets the credential granted to the application.
* @param[in] language The language is specified as an ISO 3166 alpha-2 two letter country-code
-* followed by ISO 639-1 for the two-letter language code \n
-* For example, "ko_KR" for Korean, "en_US" for American English
+* followed by ISO 639-1 for the two-letter language code
+* For example, "ko_KR" for Korean, "en_US" for American English
* @param[in] type The recognition type. (e.g. #STTE_RECOGNITION_TYPE_FREE)
* @param[in] appid The Application ID
* @param[in] credential The credential granted to the application
-* @param[in] user_data The user data to be passed to the callback function.
-*
-* @return 0 on success, otherwise a negative error value
+* @param[in] user_data The user data to be passed to the callback function
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #STTE_ERROR_INVALID_STATE Invalid state
* @retval #STTE_ERROR_INVALID_LANGUAGE Invalid language
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
* @retval #STTE_ERROR_NETWORK_DOWN Out of network
-*
* @pre The engine is not in recognition processing.
-*
* @see stte_set_recording_data_cb()
* @see stte_stop_cb()
* @see stte_cancel_cb()
*/
typedef int (*stte_start_cb)(const char* language, const char* type, const char* appid, const char* credential, void *user_data);
+
/**
* @brief Called when the engine service user sets and sends the recording data for speech recognition.
* @details This callback function is called by the engine service user to send the recording data to STT engine.
-* The engine receives the recording data and uses for speech recognition.
+* The engine receives the recording data and uses for speech recognition.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-* Also, this function should be returned immediately after recording data copy.
-*
+* Also, this function should be returned immediately after recording data copy.
* @param[in] data The recording data
* @param[in] length The length of recording data
-*
-* @return 0 on success, otherwise a negative error value
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #STTE_ERROR_INVALID_STATE Invalid state
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @pre stte_start_cb() should succeed.
* @post If the engine supports partial result, stte_send_result() should be invoked.
-*
* @see stte_start_cb()
* @see stte_cancel_cb()
* @see stte_stop_cb()
*/
typedef int (*stte_set_recording_data_cb)(const void* data, unsigned int length);
+
/**
* @brief Called when the engine service user stops to recognize the recording data.
* @details This callback function is called by the engine service user to stop recording and to get the recognition result.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-*
-* @return 0 on success, otherwise a negative error value
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_STATE Invalid state
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
* @retval #STTE_ERROR_NETWORK_DOWN Out of network
-*
* @pre stte_start_cb() should succeed.
* @post After processing of the engine, stte_send_result() must be called.
-*
* @see stte_start_cb()
* @see stte_set_recording_data_cb()
* @see stte_cancel_cb()
*/
typedef int (*stte_stop_cb)(void);
+
/**
* @brief Called when the engine service user cancels to recognize the recording data.
* @details This callback function is called by the engine service user to cancel to recognize the recording data.
-* Also, when starting the recorder is failed, this function is called.
+* Also, when starting the recorder is failed, this function is called.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-*
-* @return 0 on success, otherwise a negative error value.
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful.
* @retval #STTE_ERROR_INVALID_STATE Invalid state.
-*
* @pre STT engine is in recognition processing or recording.
-*
* @see stte_start_cb()
* @see stte_stop_cb()
*/
typedef int (*stte_cancel_cb)(void);
+
/**
* @brief Called when the engine service user requests the basic information of STT engine.
* @since_tizen 3.0
-*
* @remarks This callback function is mandatory and must be registered using stte_main().
-* The allocated @a engine_uuid, @a engine_name, and @a engine_setting will be released internally.
-* In order to upload the engine at Tizen Appstore, both a service app and a ui app are necessary.
-* Therefore, @a engine_setting must be transferred to the engine service user.
-*
+* The allocated @a engine_uuid, @a engine_name, and @a engine_setting will be released internally.
+* In order to upload the engine at Tizen Appstore, both a service app and a ui app are necessary.
+* Therefore, @a engine_setting must be transferred to the engine service user.
* @param[out] engine_uuid UUID of engine
* @param[out] engine_name Name of engine
-* @param[out] engine_setting The engine setting application(ui app)'s app id
+* @param[out] engine_setting The engine setting application(ui app)'s app ID
* @param[out] use_network A variable for checking whether the network is used or not
-*
-* @return 0 on success, otherwise a negative error code on failure
+* @return @c 0 on success,
+* otherwise a negative error code on failure
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
*/
typedef int (*stte_get_info_cb)(char** engine_uuid, char** engine_name, char** engine_setting, bool* use_network);
+
/**
* @brief Called when STT engine receives the private data from the engine service user.
* @details This callback function is called when the engine service user sends the private data to STT engine.
* @since_tizen 3.0
-*
* @remarks This callback function is optional and is registered using stte_set_private_data_set_cb().
-*
-* @param[in] key The key field of private data.
-* @param[in] data The data field of private data.
-*
-* @return 0 on success, otherwise a negative error value
+* @param[in] key The key field of private data
+* @param[in] data The data field of private data
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @see stte_private_data_requested_cb()
* @see stte_set_private_data_set_cb()
*/
typedef int (*stte_private_data_set_cb)(const char* key, const char* data);
+
/**
* @brief Called when STT engine provides the engine service user with the private data.
* @details This callback function is called when the engine service user gets the private data from STT engine.
* @since_tizen 3.0
-*
* @remarks This callback function is optional and is registered using stte_set_private_data_requested_cb().
-*
-* @param[out] key The key field of private data.
-* @param[out] data The data field of private data.
-*
-* @return 0 on success, otherwise a negative error value
+* @param[out] key The key field of private data
+* @param[out] data The data field of private data
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @see stte_private_data_set_cb()
* @see stte_set_private_data_requested_cb()
*/
typedef int (*stte_private_data_requested_cb)(const char* key, char** data);
+
+/**
+ * @brief Called when the engine service user sets audio recording type.
+ * @since_tizen 5.5
+ * @remarks The @a audio_type can be used only in the callback. To use outside, make a copy.
+ * @param[in] audio_type Current audio type (e.g. #STTE_AUDIO_ID_BLUETOOTH or #STTE_AUDIO_ID_WIFI)
+ * @param[in] user_data user_data The user data to be passed to the callback function
+ * @return 0 on success, otherwise a negative error value.
+ * @retval #VCE_ERROR_NONE Successful.
+ * @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
+ * @retval #STTE_ERROR_OPERATION_FAILED Operation failure
+ */
+typedef int (*stte_audio_type_cb)(const char* audio_type, void* user_data);
+
+
/**
* @brief A structure for the STT engine functions.
* @details This structure contains essential callback functions for operating STT engine.
* @since_tizen 3.0
-*
* @remarks These functions are mandatory for operating STT engine. Therefore, all functions MUST be implemented.
*/
typedef struct {
- int version; /**< The version of the structure 'stte_request_callback_s' */
- stte_get_info_cb get_info; /**< Called when the engine service user requests the basic information of STT engine */
+ int version; /**< The version of the structure 'stte_request_callback_s' */
+ stte_get_info_cb get_info; /**< Called when the engine service user requests the basic information of STT engine */
- stte_initialize_cb initialize; /**< Called when the engine service user initializes STT engine */
- stte_deinitialize_cb deinitialize; /**< Called when the engine service user deinitializes STT engine */
+ stte_initialize_cb initialize; /**< Called when the engine service user initializes STT engine */
+ stte_deinitialize_cb deinitialize; /**< Called when the engine service user deinitializes STT engine */
- stte_foreach_supported_langs_cb foreach_langs; /**< Called when the engine service user gets the whole supported language list */
- stte_is_valid_language_cb is_valid_lang; /**< Called when the engine service user checks whether the corresponding language is valid or not*/
- stte_support_silence_detection_cb support_silence; /**< Called when the engine service user checks whether STT engine supports silence detection*/
- stte_support_recognition_type_cb support_recognition_type; /**< Called when the engine service user checks whether STT engine supports the corresponding recognition type */
- stte_get_recording_format_cb get_audio_format; /**< Called when the engine service user gets the proper recording format of STT engine */
- stte_foreach_result_time_cb foreach_result_time; /**< Called when the engine service user gets the result time information(stamp) */
+ stte_foreach_supported_langs_cb foreach_langs; /**< Called when the engine service user gets the whole supported language list */
+ stte_is_valid_language_cb is_valid_lang; /**< Called when the engine service user checks whether the corresponding language is valid or not*/
+ stte_support_silence_detection_cb support_silence; /**< Called when the engine service user checks whether STT engine supports silence detection*/
+ stte_support_recognition_type_cb support_recognition_type; /**< Called when the engine service user checks whether STT engine supports the corresponding recognition type */
+ stte_get_recording_format_cb get_audio_format; /**< Called when the engine service user gets the proper recording format of STT engine */
+ stte_foreach_result_time_cb foreach_result_time; /**< Called when the engine service user gets the result time information(stamp) */
- stte_set_silence_detection_cb set_silence_detection; /**< Called when the engine service user sets the silence detection */
+ stte_set_silence_detection_cb set_silence_detection; /**< Called when the engine service user sets the silence detection */
- stte_start_cb start; /**< Called when the engine service user starts to recognize the recording data */
- stte_set_recording_data_cb set_recording; /**< Called when the engine service user sets and sends the recording data for speech recognition */
- stte_stop_cb stop; /**< Called when the engine service user stops to recognize the recording data */
- stte_cancel_cb cancel; /**< Called when the engine service user cancels to recognize the recording data */
+ stte_start_cb start; /**< Called when the engine service user starts to recognize the recording data */
+ stte_set_recording_data_cb set_recording; /**< Called when the engine service user sets and sends the recording data for speech recognition */
+ stte_stop_cb stop; /**< Called when the engine service user stops to recognize the recording data */
+ stte_cancel_cb cancel; /**< Called when the engine service user cancels to recognize the recording data */
- stte_check_app_agreed_cb check_app_agreed; /**< Called when the engine service user requests for STT engine to check whether the application agreed the usage of STT engine */
- stte_need_app_credential_cb need_app_credential; /**< Called when the engine service user checks whether STT engine needs the application's credential */
+ stte_check_app_agreed_cb check_app_agreed; /**< Called when the engine service user requests for STT engine to check whether the application agreed the usage of STT engine */
+ stte_need_app_credential_cb need_app_credential; /**< Called when the engine service user checks whether STT engine needs the application's credential */
} stte_request_callback_s;
+
/**
* @brief Main function for Speech-To-Text (STT) engine.
* @details This function is the main function for operating STT engine.
* @since_tizen 3.0
-*
* @privlevel public
* @privilege %http://tizen.org/privilege/recorder
-*
* @remarks The service_app_main() should be used for working the engine after this function.
-*
* @param[in] argc The argument count(original)
* @param[in] argv The argument(original)
* @param[in] callback The structure of engine request callback function
-*
-* @return This function returns zero on success, or negative with error code on failure
+* @return This function returns @c zero on success,
+* or negative with error code on failure
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
* @retval #STTE_ERROR_NOT_SUPPORTED Not supported
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @see stte_request_callback_s
-*
* @code
#include <stte.h>
/**
* @brief Sends the recognition result to the engine service user.
* @since_tizen 3.0
-*
* @remarks This API is used in stte_set_recording_data_cb() and stte_stop_cb(), when STT engine sends the recognition result to the engine service user.
-* This function is called in the following situations; 1) after stte_stop_cb() is called, 2) the end point of speech is detected from recording, or 3) partial result is occurred.
-* The recognition result and @a user_data must be transferred to the engine service user through this function.
-* Also, @a time_info must be transferred to stte_foreach_result_time_cb(). The type of @a time_info is up to the STT engine developer.
-*
+* This function is called in the following situations; 1) after stte_stop_cb() is called, 2) the end point of speech is detected from recording, or 3) partial result is occurred.
+* The recognition result and @a user_data must be transferred to the engine service user through this function.
+* Also, @a time_info must be transferred to stte_foreach_result_time_cb(). The type of @a time_info is up to the STT engine developer.
* @param[in] event The result event
* @param[in] type The recognition type (e.g. #STTE_RECOGNITION_TYPE_FREE, #STTE_RECOGNITION_TYPE_FREE_PARTIAL)
* @param[in] result Result texts
* @param[in] result_count Result text count
* @param[in] msg Engine message (e.g. #STTE_RESULT_MESSAGE_NONE, #STTE_RESULT_MESSAGE_ERROR_TOO_SHORT)
* @param[in] time_info The time information
-* @param[in] user_data The user data passed from stte_start_cb()
-*
-* @return 0 on success, otherwise a negative error value
+* @param[in] user_data The user data passed from stte_start_cb()
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
-* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
+* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
* @retval #STTE_ERROR_NOT_SUPPORTED Not supported
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @pre The stte_main() function should be invoked before this function is called.
-* stte_stop_cb() will invoke this function.
+* stte_stop_cb() will invoke this function.
* @post This function invokes stte_foreach_result_time_cb().
-*
* @see stte_start_cb()
* @see stte_set_recording_data_cb()
* @see stte_stop_cb()
/**
* @brief Sends the error to the engine service user.
-* @details The following error codes can be delivered.\n
-* #STTE_ERROR_NONE,\n
-* #STTE_ERROR_OUT_OF_MEMORY,\n
-* #STTE_ERROR_IO_ERROR,\n
-* #STTE_ERROR_INVALID_PARAMETER,\n
-* #STTE_ERROR_NETWORK_DOWN,\n
-* #STTE_ERROR_INVALID_STATE,\n
-* #STTE_ERROR_INVALID_LANGUAGE,\n
-* #STTE_ERROR_OPERATION_FAILED,\n
-* #STTE_ERROR_NOT_SUPPORTED_FEATURE,\n
-* #STTE_ERROR_NOT_SUPPORTED,\n
-* #STTE_ERROR_PERMISSION_DENIED,\n
-* #STTE_ERROR_RECORDING_TIMED_OUT.\n
-*
+* @details The following error codes can be delivered.
+* #STTE_ERROR_NONE,
+* #STTE_ERROR_OUT_OF_MEMORY,
+* #STTE_ERROR_IO_ERROR,
+* #STTE_ERROR_INVALID_PARAMETER,
+* #STTE_ERROR_NETWORK_DOWN,
+* #STTE_ERROR_INVALID_STATE,
+* #STTE_ERROR_INVALID_LANGUAGE,
+* #STTE_ERROR_OPERATION_FAILED,
+* #STTE_ERROR_NOT_SUPPORTED_FEATURE,
+* #STTE_ERROR_NOT_SUPPORTED,
+* #STTE_ERROR_PERMISSION_DENIED,
+* #STTE_ERROR_RECORDING_TIMED_OUT.
* @since_tizen 3.0
-*
* @param[in] error The error reason
* @param[in] msg The error message
-*
-* @return 0 on success, otherwise a negative error value
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
-* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
+* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
* @retval #STTE_ERROR_NOT_SUPPORTED Not supported
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @pre The stte_main() function should be invoked before this function is called.
*/
int stte_send_error(stte_error_e error, const char* msg);
+
/**
* @brief Sends the speech status to the engine service user when STT engine notifies the change of the speech status.
* @since_tizen 3.0
-*
* @remarks This API is invoked when STT engine wants to notify the change of the speech status anytime.
-* NOTE that this API can be invoked for recognizing the speech.
-*
+* NOTE that this API can be invoked for recognizing the speech.
* @param[in] status The status of speech (e.g. STTE_SPEECH_STATUS_START_POINT_DETECTED or STTE_SPEECH_STATUS_END_POINT_DETECTED)
* @param[in] user_data The user data passed from the start function.
-*
-* @return 0 on success, otherwise a negative error value
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
-* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
+* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
* @retval #STTE_ERROR_NOT_SUPPORTED Not supported
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @pre The stte_main() function should be invoked before this function is called.
-* stte_start_cb() and stte_set_recording_data_cb() will invoke this function.
-*
+* stte_start_cb() and stte_set_recording_data_cb() will invoke this function.
* @see stte_start_cb()
* @see stte_set_recording_data_cb()
*/
/**
* @brief Sets a callback function for setting the private data.
* @since_tizen 3.0
-*
* @privlevel public
* @privilege %http://tizen.org/privilege/recorder
-*
* @remarks The stte_private_data_set_cb() function is called when the engine service user sends the private data.
-*
* @param[in] callback_func stte_private_data_set event callback function
-*
-* @return 0 on success, otherwise a negative error value
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
-* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
+* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
* @retval #STTE_ERROR_NOT_SUPPORTED Not supported
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @pre The stte_main() function should be invoked before this function is called.
-*
* @see stte_private_data_set_cb()
*/
int stte_set_private_data_set_cb(stte_private_data_set_cb callback_func);
+
/**
* @brief Sets a callback function for requesting the private data.
* @since_tizen 3.0
-*
* @privlevel public
* @privilege %http://tizen.org/privilege/recorder
-*
* @remarks The stte_private_data_requested_cb() function is called when the engine service user gets the private data from STT engine.
-*
* @param[in] callback_func stte_private_data_requested event callback function
-*
-* @return 0 on success, otherwise a negative error value
+* @return @c 0 on success,
+* otherwise a negative error value
* @retval #STTE_ERROR_NONE Successful
* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
-* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
+* @retval #STTE_ERROR_PERMISSION_DENIED Permission denied
* @retval #STTE_ERROR_NOT_SUPPORTED Not supported
* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
-*
* @pre The stte_main() function should be invoked before this function is called.
-*
* @see stte_private_data_requested_cb()
*/
int stte_set_private_data_requested_cb(stte_private_data_requested_cb callback_func);
+/**
+* @brief Sets a callback function for setting the audio type.
+* @since_tizen 5.5
+* @remarks The stte_audio_type_cb() function is called when STT framework sets audio type to the STT engine.
+* @param[in] callback_func stte_audio_type_set event callback function
+* @param[in] user_data The user data passed to the callback function
+* @return @c 0 on success,
+* otherwise a negative error value
+* @retval #STTE_ERROR_NONE Successful
+* @retval #STTE_ERROR_INVALID_PARAMETER Invalid parameter
+* @retval #STTE_ERROR_NOT_SUPPORTED Not supported
+* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
+* @pre The stte_main() function should be invoked before this function is called.
+* @see stte_audio_type_cb()
+* @see stte_unset_audio_type_set_cb()
+*/
+int stte_set_audio_type_set_cb(stte_audio_type_cb callback_func, void* user_data);
+
+
+/**
+* @brief Unsets a callback function for setting the audio type.
+* @since_tizen 5.5
+* @return @c 0 on success,
+* otherwise a negative error value
+* @retval #STTE_ERROR_NONE Successful
+* @retval #STTE_ERROR_NOT_SUPPORTED Not supported
+* @retval #STTE_ERROR_OPERATION_FAILED Operation failure
+* @pre The stte_main() function should be invoked before this function is called.
+* @see stte_set_audio_type_set_cb()
+*/
+int stte_unset_audio_type_set_cb(void);
+
#ifdef __cplusplus
}
#endif
+
/**
- * @}@}
+ * @}
*/
+
#endif /* __STT_ENGINE_MAIN_H__ */