modules/audio_coding/codecs/ilbc/lsf_to_poly.h

/*
 *  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_Lsf2Poly.h

******************************************************************/

#ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_LSF_TO_POLY_H_
#define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_LSF_TO_POLY_H_

#include "defines.h"

/*----------------------------------------------------------------*
 *  Convert from LSF coefficients to A coefficients
 *---------------------------------------------------------------*/

void WebRtcIlbcfix_Lsf2Poly(
    int16_t *a,     /* (o) predictor coefficients (order = 10) in Q12 */
    int16_t *lsf    /* (i) line spectral frequencies in Q13 */
                            );

#endif