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
