[Opus] Update to v1.2.1

third_party/opus/src/src/opus_decoder.c

 /* Copyright (c) 2010 Xiph.Org Foundation, Skype Limited
    Written by Jean-Marc Valin and Koen Vos */
 /*
    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions
    are met:
 
    - Redistributions of source code must retain the above copyright
    notice, this list of conditions and the following disclaimer.
 
@@ skipping 873 matching lines @@
        opus_int32 value = va_arg(ap, opus_int32);
        if (value<-32768 || value>32767)
        {
           goto bad_arg;
        }
        st->decode_gain = value;
    }
    break;
    case OPUS_GET_LAST_PACKET_DURATION_REQUEST:
    {
-      opus_uint32 *value = va_arg(ap, opus_uint32*);
+      opus_int32 *value = va_arg(ap, opus_int32*);
       if (!value)
       {
          goto bad_arg;
       }
       *value = st->last_packet_duration;
    }
    break;
+   case OPUS_SET_PHASE_INVERSION_DISABLED_REQUEST:
+   {
+       opus_int32 value = va_arg(ap, opus_int32);
+       if(value<0 || value>1)
+       {
+          goto bad_arg;
+       }
+       celt_decoder_ctl(celt_dec, OPUS_SET_PHASE_INVERSION_DISABLED(value));
+   }
+   break;
+   case OPUS_GET_PHASE_INVERSION_DISABLED_REQUEST:
+   {
+       opus_int32 *value = va_arg(ap, opus_int32*);
+       if (!value)
+       {
+          goto bad_arg;
+       }
+       celt_decoder_ctl(celt_dec, OPUS_GET_PHASE_INVERSION_DISABLED(value));
+   }
+   break;
    default:
       /*fprintf(stderr, "unknown opus_decoder_ctl() request: %d", request);*/
       ret = OPUS_UNIMPLEMENTED;
       break;
    }
 
    va_end(ap);
    return ret;
 bad_arg:
    va_end(ap);
@@ skipping 60 matching lines @@
       return OPUS_INVALID_PACKET;
    else
       return samples;
 }
 
 int opus_decoder_get_nb_samples(const OpusDecoder *dec,
       const unsigned char packet[], opus_int32 len)
 {
    return opus_packet_get_nb_samples(packet, len, dec->Fs);
 }