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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.
*/
#ifndef WEBRTC_MODULES_AUDIO_CODING_MAIN_TEST_TESTVADDTX_H_
#define WEBRTC_MODULES_AUDIO_CODING_MAIN_TEST_TESTVADDTX_H_
#include "webrtc/base/scoped_ptr.h"
#include "webrtc/common_types.h"
#include "webrtc/modules/audio_coding/main/include/audio_coding_module.h"
#include "webrtc/modules/audio_coding/main/include/audio_coding_module_typedefs.h"
#include "webrtc/modules/audio_coding/main/test/ACMTest.h"
#include "webrtc/modules/audio_coding/main/test/Channel.h"
namespace webrtc {
class ActivityMonitor : public ACMVADCallback {
public:
ActivityMonitor();
int32_t InFrameType(FrameType frame_type);
void PrintStatistics();
void ResetStatistics();
void GetStatistics(uint32_t* stats);
private:
// 0 - kEmptyFrame
// 1 - kAudioFrameSpeech
// 2 - kAudioFrameCN
// 3 - kVideoFrameKey (not used by audio)
// 4 - kVideoFrameDelta (not used by audio)
uint32_t counter_[5];
};
// TestVadDtx is to verify that VAD/DTX perform as they should. It runs through
// an audio file and check if the occurrence of various packet types follows
// expectation. TestVadDtx needs its derived class to implement the Perform()
// to put the test together.
class TestVadDtx : public ACMTest {
public:
static const int kOutputFreqHz = 16000;
TestVadDtx();
virtual void Perform() = 0;
protected:
void RegisterCodec(CodecInst codec_param);
// Encoding a file and see if the numbers that various packets occur follow
// the expectation. Saves result to a file.
// expects[x] means
// -1 : do not care,
// 0 : there have been no packets of type |x|,
// 1 : there have been packets of type |x|,
// with |x| indicates the following packet types
// 0 - kEmptyFrame
// 1 - kAudioFrameSpeech
// 2 - kAudioFrameCN
// 3 - kVideoFrameKey (not used by audio)
// 4 - kVideoFrameDelta (not used by audio)
void Run(std::string in_filename, int frequency, int channels,
std::string out_filename, bool append, const int* expects);
rtc::scoped_ptr<AudioCodingModule> acm_send_;
rtc::scoped_ptr<AudioCodingModule> acm_receive_;
rtc::scoped_ptr<Channel> channel_;
rtc::scoped_ptr<ActivityMonitor> monitor_;
};
// TestWebRtcVadDtx is to verify that the WebRTC VAD/DTX perform as they should.
class TestWebRtcVadDtx final : public TestVadDtx {
public:
TestWebRtcVadDtx();
void Perform() override;
private:
void RunTestCases();
void Test(bool new_outfile);
void SetVAD(bool enable_dtx, bool enable_vad, ACMVADMode vad_mode);
bool vad_enabled_;
bool dtx_enabled_;
int output_file_num_;
};
// TestOpusDtx is to verify that the Opus DTX performs as it should.
class TestOpusDtx final : public TestVadDtx {
public:
void Perform() override;
};
} // namespace webrtc
#endif // WEBRTC_MODULES_AUDIO_CODING_MAIN_TEST_TESTVADDTX_H_
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