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view chipsetsw/services/Audio/audio_sr_reco.c @ 252:3299572d6568
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author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 16 Jan 2017 04:05:52 +0000 |
parents | 509db1a7b7b8 |
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/****************************************************************************/ /* */ /* File Name: audio_sr_reco.c */ /* */ /* Purpose: This file contains all the functions used to manage the */ /* recognition of a word for the speech recognition module. */ /* */ /* Version 0.1 */ /* */ /* Date Modification */ /* ------------------------------------ */ /* 09 Oct. 2001 Create */ /* */ /* Author */ /* Francois Mazard - Stephanie Gerthoux */ /* */ /* (C) Copyright 2001 by Texas Instruments Incorporated, All Rights Reserved*/ /****************************************************************************/ #include "rv/rv_defined_swe.h" #ifdef RVM_AUDIO_MAIN_SWE #ifndef _WINDOWS #include "config/swconfig.cfg" #include "config/sys.cfg" #include "config/chipset.cfg" #endif /* include the usefull L1 header */ #include "l1_confg.h" #if (SPEECH_RECO) #include "rv/rv_general.h" #include "rvm/rvm_gen.h" #include "audio/audio_features_i.h" #include "audio/audio_ffs_i.h" #include "audio/audio_api.h" #include "audio/audio_structs_i.h" #include "audio/audio_var_i.h" #include "audio/audio_messages_i.h" #include "rvf/rvf_target.h" #include "audio/audio_const_i.h" #include "audio/audio_error_hdlr_i.h" #include "audio/audio_macro_i.h" /* include the usefull L1 header */ #define BOOL_FLAG #define CHAR_FLAG #include "l1_types.h" #include "l1audio_cust.h" #include "l1audio_msgty.h" #include "l1audio_signa.h" #include "l1audio_cust.h" #include <string.h> /********************************************************************************/ /* */ /* Function Name: audio_sr_reco_convert_parameter */ /* */ /* Purpose: Convert the speech reco parameters from the entity to */ /* the l1 parameters */ /* */ /* Input Parameters: */ /* entity speech reco message */ /* */ /* Output Parameters: */ /* layer 1 speech reco message */ /* */ /* Note: */ /* None. */ /* */ /* Revision History: */ /* None. */ /* */ /********************************************************************************/ void audio_sr_reco_convert_parameter( T_AUDIO_SR_RECO_START *entity_parameter, T_MMI_SR_RECO_REQ *l1_parameter) { l1_parameter->database_id = 0; l1_parameter->vocabulary_size = entity_parameter->vocabulary_size; } /********************************************************************************/ /* */ /* Function Name: audio_sr_reco_send_status */ /* */ /* Purpose: This function sends the speech reco status to the */ /* entity. */ /* */ /* Input Parameters: */ /* status, */ /* return path */ /* */ /* Output Parameters: */ /* None. */ /* */ /* Note: */ /* None. */ /* */ /* Revision History: */ /* None. */ /* */ /********************************************************************************/ void audio_sr_reco_send_status (T_AUDIO_RET status, UINT8 word_index, T_RV_RETURN return_path) { void *p_send_message = NULL; T_RVF_MB_STATUS mb_status = RVF_RED; #ifndef _WINDOWS UINT8 i; char *p_database; char *p_word_name; UINT8 model_name_lengh; #endif while (mb_status == RVF_RED) { /* allocate the message buffer */ mb_status = rvf_get_buf (p_audio_gbl_var->mb_external, sizeof (T_AUDIO_SR_RECO_STATUS), (T_RVF_BUFFER **) (&p_send_message)); /* If insufficient resources, then report a memory error and abort. */ /* and wait until more ressource is given */ if (mb_status == RVF_RED) { audio_sr_error_trace(AUDIO_ENTITY_NO_MEMORY); rvf_delay(RVF_MS_TO_TICKS(1000)); } } /*fill the header of the message */ ((T_AUDIO_SR_RECO_STATUS *)(p_send_message))->os_hdr.msg_id = AUDIO_SR_RECO_STATUS_MSG; if (status > 0) { status = (INT8)((-2) - status); } if (status == SC_NO_ERROR) /* no error occured dring the recognition */ { #ifndef _WINDOWS /* search the name of the recognized word */ p_database = p_audio_gbl_var->speech_reco.sr_reco.p_database; for(i=0; i< word_index; i++) { p_database += AUDIO_PATH_NAME_MAX_SIZE; } /* the _sr need to be suppress */ model_name_lengh = (strlen(p_database) - 3); /* copy this path in the message */ strncpy(((T_AUDIO_SR_RECO_STATUS *)(p_send_message))->word_recognized, p_database, model_name_lengh); p_word_name = (char *)(((T_AUDIO_SR_RECO_STATUS *)(p_send_message))->word_recognized); p_word_name += model_name_lengh; *p_word_name = 0; #endif } /* fill the status parameters */ ((T_AUDIO_SR_RECO_STATUS *)(p_send_message))->status = status; if (return_path.callback_func == NULL) { /* send the message to the entity */ rvf_send_msg (return_path.addr_id, p_send_message); } else { /* call the callback function */ (*return_path.callback_func)((void *)(p_send_message)); rvf_free_buf((T_RVF_BUFFER *)p_send_message); } } /********************************************************************************/ /* */ /* Function Name: audio_sr_reco_manager */ /* */ /* Purpose: This function is called to manage a speech reco */ /* process. */ /* */ /* Input Parameters: */ /* Audio Speech reco reco Parameters, */ /* */ /* Output Parameters: */ /* None. */ /* */ /* Note: */ /* None. */ /* */ /* Revision History: */ /* None. */ /* */ /********************************************************************************/ void audio_sr_reco_manager (T_RV_HDR *p_message) { /* Declare local variables. */ void *p_send_message; /**************** audio_sr_reco_manager function begins *********************/ switch(p_audio_gbl_var->speech_reco.sr_reco.state) { case AUDIO_SR_RECO_IDLE: { switch(p_message->msg_id) { case AUDIO_SR_RECO_START_REQ: { /* save the task id of the entity */ p_audio_gbl_var->speech_reco.sr_reco.task_id = ((T_AUDIO_SR_RECO_START*)(p_message))->os_hdr.src_addr_id; /* save the return path */ p_audio_gbl_var->speech_reco.sr_reco.return_path.callback_func = ((T_AUDIO_SR_RECO_START*)(p_message))->return_path.callback_func; p_audio_gbl_var->speech_reco.sr_reco.return_path.addr_id = ((T_AUDIO_SR_RECO_START*)(p_message))->return_path.addr_id; /* save the message parameters */ p_audio_gbl_var->speech_reco.sr_reco.vocabulary_size = ((T_AUDIO_SR_RECO_START*)(p_message))->vocabulary_size; p_audio_gbl_var->speech_reco.sr_reco.p_database = ((T_AUDIO_SR_RECO_START*)(p_message))->p_database; /* allocate the buffer for the message to the L1 */ p_send_message = audio_allocate_l1_message(sizeof(T_MMI_SR_RECO_REQ)); if ( p_send_message != NULL) { /* Convert the entity parameters to the audio L1 parameters */ audio_sr_reco_convert_parameter((T_AUDIO_SR_RECO_START *)p_message, (T_MMI_SR_RECO_REQ *)p_send_message); /* send the start command to the audio L1 */ audio_send_l1_message(MMI_SR_RECO_START_REQ, p_send_message); } /* change to the state AUDIO_SR_RECO_WAIT_START_CONFIRMATION */ p_audio_gbl_var->speech_reco.sr_reco.state = AUDIO_SR_RECO_WAIT_START_CON; break; } case AUDIO_SR_RECO_STOP_REQ: { /* event error - send an error message*/ audio_sr_reco_send_status (AUDIO_ERROR, 0, ((T_AUDIO_SR_RECO_STOP *)(p_message))->return_path); audio_sr_error_trace(AUDIO_ERROR_STOP_EVENT); break; } } break; } /* case AUDIO_SR_RECO_IDLE */ case AUDIO_SR_RECO_WAIT_START_CON: { switch(p_message->msg_id) { case MMI_SR_RECO_START_CON: { /* change to the state AUDIO_SR_RECO_WAIT_STOP_COMMAND */ p_audio_gbl_var->speech_reco.sr_reco.state = AUDIO_SR_RECO_WAIT_STOP_COMMAND; break; } case AUDIO_SR_RECO_STOP_REQ: /*.Before stopping this task, control that */ /* stop task id caller = SR reco task id */ { if ( p_audio_gbl_var->speech_reco.sr_reco.task_id == ((T_AUDIO_SR_RECO_STOP*)(p_message))->os_hdr.src_addr_id) { /* save the return path */ p_audio_gbl_var->speech_reco.sr_reco.return_path.callback_func = ((T_AUDIO_SR_RECO_STOP*)(p_message))->return_path.callback_func; p_audio_gbl_var->speech_reco.sr_reco.return_path.addr_id = ((T_AUDIO_SR_RECO_STOP*)(p_message))->return_path.addr_id; /* change to the state AUDIO_SR_RECO_WAIT_STOP_CONFIRMATION */ p_audio_gbl_var->speech_reco.sr_reco.state = AUDIO_SR_RECO_WAIT_START_CON_TO_STOP; } else { /* A stop request from an other task is sent during a start connection */ /* event error - send an error message */ audio_sr_reco_send_status (AUDIO_ERROR, 0, ((T_AUDIO_SR_RECO_STOP *)(p_message))->return_path); audio_sr_error_trace(AUDIO_ERROR_STOP_EVENT); } break; } case AUDIO_SR_RECO_START_REQ: { /* deallocate the vocabulary data buffer */ rvf_free_buf( (T_RVF_BUFFER *)(((T_AUDIO_SR_RECO_START *)(p_message))->p_database)); /* event error - send an error message*/ audio_sr_reco_send_status (AUDIO_ERROR, 0, ((T_AUDIO_SR_RECO_START *)(p_message))->return_path); audio_sr_error_trace(AUDIO_ERROR_START_EVENT); break; } } break; } /* case AUDIO_SR_RECO_WAIT_START_CON */ case AUDIO_SR_RECO_WAIT_START_CON_TO_STOP: { switch(p_message->msg_id) { case MMI_SR_RECO_START_CON: { /* send the stop command to the audio L1 */ /* allocate the buffer for the message to the L1 */ p_send_message = audio_allocate_l1_message(0); if ( p_send_message != NULL) { /* send the start command to the audio L1 */ audio_send_l1_message(MMI_SR_RECO_STOP_REQ, p_send_message); } /* change to the state AUDIO_SR_RECO_WAIT_STOP_CON */ p_audio_gbl_var->speech_reco.sr_reco.state = AUDIO_SR_RECO_WAIT_STOP_CON; break; } case AUDIO_SR_RECO_START_REQ: { /* deallocate the vocabulary data buffer */ rvf_free_buf( (T_RVF_BUFFER *)(((T_AUDIO_SR_RECO_START *)(p_message))->p_database)); /* event error - send an error message*/ audio_sr_reco_send_status (AUDIO_ERROR, 0, ((T_AUDIO_SR_RECO_START *)(p_message))->return_path); audio_sr_error_trace(AUDIO_ERROR_START_EVENT); break; } case AUDIO_SR_RECO_STOP_REQ: { /* event error - send an error message*/ audio_sr_reco_send_status (AUDIO_ERROR, 0, ((T_AUDIO_SR_RECO_STOP *)(p_message))->return_path); audio_sr_error_trace(AUDIO_ERROR_STOP_EVENT); break; } } break; } case AUDIO_SR_RECO_WAIT_STOP_COMMAND: { switch(p_message->msg_id) { case MMI_SR_RECO_STOP_CON: { /* deallocate the vocabulary data buffer */ rvf_free_buf( (T_RVF_BUFFER *)(p_audio_gbl_var->speech_reco.sr_reco.p_database)); audio_sr_reco_send_status (((T_MMI_SR_RECO_STOP_CON *)p_message)->error_id, (UINT8)((T_MMI_SR_RECO_STOP_CON *)p_message)->best_word_index, p_audio_gbl_var->speech_reco.sr_reco.return_path); /* change to the state AUDIO_SR_RECO_IDLE */ p_audio_gbl_var->speech_reco.sr_reco.state = AUDIO_SR_RECO_IDLE; break; } case AUDIO_SR_RECO_STOP_REQ: { /*.Before stopping this task, control that */ /* stop task id caller = SR reco task id */ if ( p_audio_gbl_var->speech_reco.sr_reco.task_id == ((T_AUDIO_SR_RECO_STOP*)(p_message))->os_hdr.src_addr_id) { /* save the return path */ p_audio_gbl_var->speech_reco.sr_reco.return_path.callback_func = ((T_AUDIO_SR_RECO_STOP*)(p_message))->return_path.callback_func; p_audio_gbl_var->speech_reco.sr_reco.return_path.addr_id = ((T_AUDIO_SR_RECO_STOP*)(p_message))->return_path.addr_id; /* send the stop command to the audio L1 */ /* allocate the buffer for the message to the L1 */ p_send_message = audio_allocate_l1_message(0); if ( p_send_message != NULL) { /* send the start command to the audio L1 */ audio_send_l1_message(MMI_SR_RECO_STOP_REQ, p_send_message); } /* change to the state AUDIO_SR_RECO_WAIT_STOP_CONFIRMATION */ p_audio_gbl_var->speech_reco.sr_reco.state = AUDIO_SR_RECO_WAIT_STOP_CON; } else { /* A stop request from an other task is sent during a start connection */ /* event error - send an error message */ audio_sr_reco_send_status (AUDIO_ERROR, 0, ((T_AUDIO_SR_RECO_STOP *)(p_message))->return_path); audio_sr_error_trace(AUDIO_ERROR_STOP_EVENT); } break; } case AUDIO_SR_RECO_START_REQ: { /* deallocate the vocabulary data buffer */ rvf_free_buf( (T_RVF_BUFFER *)(((T_AUDIO_SR_RECO_START *)(p_message))->p_database)); /* event error - send an error message*/ audio_sr_reco_send_status (AUDIO_ERROR, 0, ((T_AUDIO_SR_RECO_START *)(p_message))->return_path); audio_sr_error_trace(AUDIO_ERROR_START_EVENT); break; } } break; } /* case AUDIO_SR_RECO_WAIT_STOP_COMMAND */ case AUDIO_SR_RECO_WAIT_STOP_CON: { switch(p_message->msg_id) { case MMI_SR_RECO_STOP_CON: { /* deallocate the vocabulary data buffer */ rvf_free_buf( (T_RVF_BUFFER *)(p_audio_gbl_var->speech_reco.sr_reco.p_database)); audio_sr_reco_send_status (((T_MMI_SR_RECO_STOP_CON *)p_message)->error_id, (UINT8)((T_MMI_SR_RECO_STOP_CON *)p_message)->best_word_index, p_audio_gbl_var->speech_reco.sr_reco.return_path); /* change to the state AUDIO_SR_RECO_IDLE */ p_audio_gbl_var->speech_reco.sr_reco.state = AUDIO_SR_RECO_IDLE; break; } case AUDIO_SR_RECO_STOP_REQ: { /* event error - send an error message*/ audio_sr_reco_send_status (AUDIO_ERROR, 0, ((T_AUDIO_SR_RECO_STOP *)(p_message))->return_path); audio_sr_error_trace(AUDIO_ERROR_STOP_EVENT); break; } case AUDIO_SR_RECO_START_REQ: { /* deallocate the vocabulary data buffer */ rvf_free_buf( (T_RVF_BUFFER *)(((T_AUDIO_SR_RECO_START *)(p_message))->p_database)); /* event error - send an error message*/ audio_sr_reco_send_status (AUDIO_ERROR, 0, ((T_AUDIO_SR_RECO_START *)(p_message))->return_path); audio_sr_error_trace(AUDIO_ERROR_START_EVENT); break; } } break; } /* case AUDIO_SR_RECO_WAIT_STOP_CON */ } /* switch(p_audio_gbl_var->speech_reco.state) */ } /*********************** End of audio_sr_reco_manager function **********************/ #endif /* #if (SPEECH_RECO) */ #endif /* #ifdef RVM_AUDIO_MAIN_SWE */