| /* |
| * 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_Lsf2Lsp.h |
| |
| ******************************************************************/ |
| |
| #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_LSF_TO_LSP_H_ |
| #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ILBC_MAIN_SOURCE_LSF_TO_LSP_H_ |
| |
| #include "defines.h" |
| |
| /*----------------------------------------------------------------* |
| * conversion from lsf to lsp coefficients |
| *---------------------------------------------------------------*/ |
| |
| void WebRtcIlbcfix_Lsf2Lsp( |
| WebRtc_Word16 *lsf, /* (i) lsf in Q13 values between 0 and pi */ |
| WebRtc_Word16 *lsp, /* (o) lsp in Q15 values between -1 and 1 */ |
| WebRtc_Word16 m /* (i) number of coefficients */ |
| ); |
| |
| #endif |