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/*
* Copyright (c) 2016 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 MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_TEST_H_
#define MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_TEST_H_
#include <map>
#include <memory>
#include <string>
#include <utility>
#include "modules/audio_coding/neteq/include/neteq.h"
#include "modules/audio_coding/neteq/tools/audio_sink.h"
#include "modules/audio_coding/neteq/tools/neteq_input.h"
namespace webrtc {
namespace test {
class NetEqTestErrorCallback {
public:
virtual ~NetEqTestErrorCallback() = default;
virtual void OnInsertPacketError(const NetEqInput::PacketData& packet) {}
virtual void OnGetAudioError() {}
};
class DefaultNetEqTestErrorCallback : public NetEqTestErrorCallback {
void OnInsertPacketError(const NetEqInput::PacketData& packet) override;
void OnGetAudioError() override;
};
class NetEqPostInsertPacket {
public:
virtual ~NetEqPostInsertPacket() = default;
virtual void AfterInsertPacket(const NetEqInput::PacketData& packet,
NetEq* neteq) = 0;
};
class NetEqGetAudioCallback {
public:
virtual ~NetEqGetAudioCallback() = default;
virtual void BeforeGetAudio(NetEq* neteq) = 0;
virtual void AfterGetAudio(int64_t time_now_ms,
const AudioFrame& audio_frame,
bool muted,
NetEq* neteq) = 0;
};
// Class that provides an input--output test for NetEq. The input (both packets
// and output events) is provided by a NetEqInput object, while the output is
// directed to an AudioSink object.
class NetEqTest {
public:
using DecoderMap = std::map<int, std::pair<NetEqDecoder, std::string> >;
struct ExternalDecoderInfo {
AudioDecoder* decoder;
NetEqDecoder codec;
std::string codec_name;
};
using ExtDecoderMap = std::map<int, ExternalDecoderInfo>;
struct Callbacks {
NetEqTestErrorCallback* error_callback = nullptr;
NetEqPostInsertPacket* post_insert_packet = nullptr;
NetEqGetAudioCallback* get_audio_callback = nullptr;
};
// Sets up the test with given configuration, codec mappings, input, ouput,
// and callback objects for error reporting.
NetEqTest(const NetEq::Config& config,
const DecoderMap& codecs,
const ExtDecoderMap& ext_codecs,
std::unique_ptr<NetEqInput> input,
std::unique_ptr<AudioSink> output,
Callbacks callbacks);
~NetEqTest();
// Runs the test. Returns the duration of the produced audio in ms.
int64_t Run();
// Returns the statistics from NetEq.
NetEqNetworkStatistics SimulationStats();
NetEqLifetimeStatistics LifetimeStats() const;
static DecoderMap StandardDecoderMap();
private:
void RegisterDecoders(const DecoderMap& codecs);
void RegisterExternalDecoders(const ExtDecoderMap& codecs);
std::unique_ptr<NetEq> neteq_;
std::unique_ptr<NetEqInput> input_;
std::unique_ptr<AudioSink> output_;
Callbacks callbacks_;
int sample_rate_hz_;
};
} // namespace test
} // namespace webrtc
#endif // MODULES_AUDIO_CODING_NETEQ_TOOLS_NETEQ_TEST_H_
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