1 /*
2  *  Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
3  *
4  *  Use of this source code is governed by a BSD-style license
5  *  that can be found in the LICENSE file in the root of the source
6  *  tree. An additional intellectual property rights grant can be found
7  *  in the file PATENTS.  All contributing project authors may
8  *  be found in the AUTHORS file in the root of the source tree.
9  */
10 
11 #ifndef WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_FIX_SOURCE_FILTERBANK_INTERNAL_H_
12 #define WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_FIX_SOURCE_FILTERBANK_INTERNAL_H_
13 
14 #include "typedefs.h"
15 
16 #if defined(__cplusplus) || defined(c_plusplus)
17 extern "C" {
18 #endif
19 
20 /* Arguments:
21  *   io:  Input/output, in Q0.
22  *   len: Input, sample length.
23  *   coefficient: Input.
24  *   state: Input/output, filter state, in Q4.
25  */
26 void WebRtcIsacfix_HighpassFilterFixDec32(int16_t *io,
27                                           int16_t len,
28                                           const int16_t *coefficient,
29                                           int32_t *state);
30 
31 #if defined(__cplusplus) || defined(c_plusplus)
32 }
33 #endif
34 
35 #endif
36 /* WEBRTC_MODULES_AUDIO_CODING_CODECS_ISAC_FIX_SOURCE_FILTERBANK_INTERNAL_H_ */
37