interpretor/libsndfile-1.0.25/src/GSM610/gsm_option.c

   1 /*
   2  * Copyright 1992 by Jutta Degener and Carsten Bormann, Technische
   3  * Universitaet Berlin.  See the accompanying file "COPYRIGHT" for
   4  * details.  THERE IS ABSOLUTELY NO WARRANTY FOR THIS SOFTWARE.
   5  */
   6
   7 #include "gsm610_priv.h"
   8
   9 #include "gsm.h"
  10
  11 int gsm_option (gsm r, int opt, int * val)
  12 {
  13         int     result = -1;
  14
  15         switch (opt) {
  16         case GSM_OPT_LTP_CUT:
  17 #ifdef  LTP_CUT
  18                 result = r->ltp_cut;
  19                 if (val) r->ltp_cut = *val;
  20 #endif
  21                 break;
  22
  23         case GSM_OPT_VERBOSE:
  24 #ifndef NDEBUG
  25                 result = r->verbose;
  26                 if (val) r->verbose = *val;
  27 #endif
  28                 break;
  29
  30         case GSM_OPT_FAST:
  31
  32 #if     defined(FAST) && defined(USE_FLOAT_MUL)
  33                 result = r->fast;
  34                 if (val) r->fast = !!*val;
  35 #endif
  36                 break;
  37
  38         case GSM_OPT_FRAME_CHAIN:
  39
  40 #ifdef WAV49
  41                 result = r->frame_chain;
  42                 if (val) r->frame_chain = *val;
  43 #endif
  44                 break;
  45
  46         case GSM_OPT_FRAME_INDEX:
  47
  48 #ifdef WAV49
  49                 result = r->frame_index;
  50                 if (val) r->frame_index = *val;
  51 #endif
  52                 break;
  53
  54         case GSM_OPT_WAV49:
  55
  56 #ifdef WAV49
  57                 result = r->wav_fmt;
  58                 if (val) r->wav_fmt = !!*val;
  59 #endif
  60                 break;
  61
  62         default:
  63                 break;
  64         }
  65         return result;
  66 }