chromium/third_party/webrtc/common_audio/vad/webrtc_vad.c

/*
 *  Copyright (c) 2012 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.
 */

#include "common_audio/vad/include/webrtc_vad.h"

#include <stdlib.h>
#include <string.h>

#include "common_audio/signal_processing/include/signal_processing_library.h"
#include "common_audio/vad/vad_core.h"

static const int kInitCheck = …;
static const int kValidRates[] = …;
static const size_t kRatesSize = …;
static const int kMaxFrameLengthMs = …;

VadInst* WebRtcVad_Create(void) { … }

void WebRtcVad_Free(VadInst* handle) { … }

// TODO(bjornv): Move WebRtcVad_InitCore() code here.
int WebRtcVad_Init(VadInst* handle) { … }

// TODO(bjornv): Move WebRtcVad_set_mode_core() code here.
int WebRtcVad_set_mode(VadInst* handle, int mode) { … }

int WebRtcVad_Process(VadInst* handle, int fs, const int16_t* audio_frame,
                      size_t frame_length) { … }

int WebRtcVad_ValidRateAndFrameLength(int rate, size_t frame_length) { … }