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| /*
| * 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 COMMON_AUDIO_SIGNAL_PROCESSING_RESAMPLE_BY_2_INTERNAL_H_
| #define COMMON_AUDIO_SIGNAL_PROCESSING_RESAMPLE_BY_2_INTERNAL_H_
|
| #include <stdint.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 // COMMON_AUDIO_SIGNAL_PROCESSING_RESAMPLE_BY_2_INTERNAL_H_
|
|
