| /* |
| * 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. |
| */ |
| |
| |
| /* |
| * This header file contains some internal resampling functions. |
| * |
| */ |
| |
| #ifndef WEBRTC_SPL_RESAMPLE_BY_2_INTERNAL_H_ |
| #define WEBRTC_SPL_RESAMPLE_BY_2_INTERNAL_H_ |
| |
| #include "webrtc/typedefs.h" |
| |
| /******************************************************************* |
| * resample_by_2_fast.c |
| * Functions for internal use in the other resample functions |
| ******************************************************************/ |
| void WebRtcSpl_DownBy2IntToShort(int32_t *in, int32_t len, int16_t *out, |
| int32_t *state); |
| |
| void WebRtcSpl_DownBy2ShortToInt(const int16_t *in, int32_t len, |
| int32_t *out, int32_t *state); |
| |
| void WebRtcSpl_UpBy2ShortToInt(const int16_t *in, int32_t len, |
| int32_t *out, int32_t *state); |
| |
| void WebRtcSpl_UpBy2IntToInt(const int32_t *in, int32_t len, int32_t *out, |
| int32_t *state); |
| |
| void WebRtcSpl_UpBy2IntToShort(const int32_t *in, int32_t len, |
| int16_t *out, int32_t *state); |
| |
| void WebRtcSpl_LPBy2ShortToInt(const int16_t* in, int32_t len, |
| int32_t* out, int32_t* state); |
| |
| void WebRtcSpl_LPBy2IntToInt(const int32_t* in, int32_t len, int32_t* out, |
| int32_t* state); |
| |
| #endif // WEBRTC_SPL_RESAMPLE_BY_2_INTERNAL_H_ |