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      1 /*---------------------------------------------------------------------------*
      2  *  rec_resu.c  *
      3  *                                                                           *
      4  *  Copyright 2007, 2008 Nuance Communciations, Inc.                               *
      5  *                                                                           *
      6  *  Licensed under the Apache License, Version 2.0 (the 'License');          *
      7  *  you may not use this file except in compliance with the License.         *
      8  *                                                                           *
      9  *  You may obtain a copy of the License at                                  *
     10  *      http://www.apache.org/licenses/LICENSE-2.0                           *
     11  *                                                                           *
     12  *  Unless required by applicable law or agreed to in writing, software      *
     13  *  distributed under the License is distributed on an 'AS IS' BASIS,        *
     14  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. *
     15  *  See the License for the specific language governing permissions and      *
     16  *  limitations under the License.                                           *
     17  *                                                                           *
     18  *---------------------------------------------------------------------------*/
     19 
     20 #include <stdlib.h>
     21 #include <string.h>
     22 #ifndef _RTT
     23 #include <stdio.h>
     24 #endif
     25 
     26 #ifdef unix
     27 #include <unistd.h>
     28 #endif
     29 #include <assert.h>
     30 
     31 
     32 #include "simapi.h"
     33 #include "portable.h"
     34 #include "word_lattice.h"
     35 
     36 #define USE_PREDICT   0
     37 #define FRAME_KNEE    100
     38 #define FRAME_SCALE   13  /* 23 for c32 */
     39 #define JUNK_SCALE    0.87  /* 0.8 for c32 */
     40 
     41 static const char rec_resu[] = "$Id: rec_resu.c,v 1.7.6.7 2007/10/15 18:06:24 dahan Exp $";
     42 
     43 int CA_FullResultScore(CA_Recog *hRecog, int *score, int do_incsil)
     44 {
     45   bigcostdata cost;
     46 
     47   srec_get_top_choice_score(hRecog->recm, &cost, do_incsil);
     48 
     49   *score = cost;
     50   return 0;
     51 }
     52 
     53 
     54 int CA_FullResultLabel(CA_Recog *hRecog, char *label, int len)
     55 {
     56   int rc;
     57   TRY_CA_EXCEPT
     58 
     59   rc = srec_get_top_choice_transcription(hRecog->recm, label, len, 1);
     60   if (rc != 0)
     61     return REJECT_RESULT;
     62 
     63   return FULL_RESULT;
     64   BEG_CATCH_CA_EXCEPT
     65   END_CATCH_CA_EXCEPT(hRecog)
     66 }
     67 
     68 ESR_ReturnCode CA_ResultStripSlotMarkers(char *text)
     69 {
     70   srec_result_strip_slot_markers(text);
     71   return ESR_SUCCESS;
     72 }
     73 
     74 ESR_ReturnCode CA_GetRecogID(CA_Recog *hRecog, int *id)
     75 {
     76   srec_get_bestcost_recog_id(hRecog->recm, id);
     77   return ESR_SUCCESS;
     78 }
     79 
     80 ESR_ReturnCode CA_FullResultWordIDs(CA_Recog *hRecog, wordID *wordIDs, size_t* len)
     81 {
     82   return srec_get_top_choice_wordIDs(hRecog->recm, wordIDs, len);
     83 }
     84 
     85 void CA_ClearResults(CA_Recog *hRecog)
     86 {
     87   TRY_CA_EXCEPT
     88   ASSERT(hRecog);
     89 
     90   srec_clear_results(hRecog->recm);
     91   return;
     92 
     93   BEG_CATCH_CA_EXCEPT
     94   END_CATCH_CA_EXCEPT(hRecog)
     95 }
     96 
     97 
     98 int CA_RecognitionHasResults(CA_Recog *hRecog)
     99 {
    100   TRY_CA_EXCEPT
    101   ASSERT(hRecog);
    102 
    103   if (!srec_has_results(hRecog->recm))
    104     return False;
    105   else
    106     return True;
    107 }
    108 
    109 int CA_IsEndOfUtteranceByResults(CA_Recog *hRecog)
    110 {
    111   TRY_CA_EXCEPT
    112   ASSERT(hRecog);
    113   return multi_srec_get_eos_status(hRecog->recm);
    114 
    115   BEG_CATCH_CA_EXCEPT
    116   END_CATCH_CA_EXCEPT(hRecog)
    117 }
    118