blob: 7eebb25d14ee0625f2662c87489d2636cc7bdd4b [file] [log] [blame]
* 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
#include "defines.h"
* conversion from lpc coefficients to lsp coefficients
* function is only for 10:th order LPC
void WebRtcIlbcfix_Poly2Lsp(
WebRtc_Word16 *a, /* (o) A coefficients in Q12 */
WebRtc_Word16 *lsp, /* (i) LSP coefficients in Q15 */
WebRtc_Word16 *old_lsp /* (i) old LSP coefficients that are used if the new
coefficients turn out to be unstable */