text: /*
   *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
   *
   *  Use of this source code is governed by a BSD-style license
   *  that can be found in the LICENSE file in the root of the source
   *  tree. An additional intellectual property rights grant can be found
   *  in the file PATENTS.  All contributing project authors may
   *  be found in the AUTHORS file in the root of the source tree.
   */
  
  /******************************************************************
  
   iLBC Speech Coder ANSI-C Source Code
  
   WebRtcIlbcfix_LspInterpolate2PolyDec.h
  
  ******************************************************************/
  
  #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_LSF_INTERPOLATE_TO_POLY_DEC_H_
  #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_LSF_INTERPOLATE_TO_POLY_DEC_H_
  
  #include "defines.h"
  
  /*----------------------------------------------------------------*
   *  interpolation of lsf coefficients for the decoder
   *---------------------------------------------------------------*/
  
  void WebRtcIlbcfix_LspInterpolate2PolyDec(
      int16_t *a,   /* (o) lpc coefficients Q12 */
      int16_t *lsf1,  /* (i) first set of lsf coefficients Q13 */
      int16_t *lsf2,  /* (i) second set of lsf coefficients Q13 */
      int16_t coef,  /* (i) weighting coefficient to use between
                                     lsf1 and lsf2 Q14 */
      int16_t length  /* (i) length of coefficient vectors */
                                            );
  
  #endif
  