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/*
* Copyright (c) 2018 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 CALL_DEGRADED_CALL_H_
#define CALL_DEGRADED_CALL_H_
#include <memory>
#include "absl/types/optional.h"
#include "api/call/transport.h"
#include "call/call.h"
#include "call/fake_network_pipe.h"
#include "modules/utility/include/process_thread.h"
#include "system_wrappers/include/clock.h"
namespace webrtc {
class DegradedCall : public Call, private Transport, private PacketReceiver {
public:
explicit DegradedCall(std::unique_ptr<Call> call,
absl::optional<FakeNetworkPipe::Config> send_config,
absl::optional<FakeNetworkPipe::Config> receive_config);
~DegradedCall() override;
// Implements Call.
AudioSendStream* CreateAudioSendStream(
const AudioSendStream::Config& config) override;
void DestroyAudioSendStream(AudioSendStream* send_stream) override;
AudioReceiveStream* CreateAudioReceiveStream(
const AudioReceiveStream::Config& config) override;
void DestroyAudioReceiveStream(AudioReceiveStream* receive_stream) override;
VideoSendStream* CreateVideoSendStream(
VideoSendStream::Config config,
VideoEncoderConfig encoder_config) override;
VideoSendStream* CreateVideoSendStream(
VideoSendStream::Config config,
VideoEncoderConfig encoder_config,
std::unique_ptr<FecController> fec_controller) override;
void DestroyVideoSendStream(VideoSendStream* send_stream) override;
VideoReceiveStream* CreateVideoReceiveStream(
VideoReceiveStream::Config configuration) override;
void DestroyVideoReceiveStream(VideoReceiveStream* receive_stream) override;
FlexfecReceiveStream* CreateFlexfecReceiveStream(
const FlexfecReceiveStream::Config& config) override;
void DestroyFlexfecReceiveStream(
FlexfecReceiveStream* receive_stream) override;
PacketReceiver* Receiver() override;
RtpTransportControllerSendInterface* GetTransportControllerSend() override;
Stats GetStats() const override;
void SetBitrateAllocationStrategy(
std::unique_ptr<rtc::BitrateAllocationStrategy>
bitrate_allocation_strategy) override;
void SignalChannelNetworkState(MediaType media, NetworkState state) override;
void OnTransportOverheadChanged(MediaType media,
int transport_overhead_per_packet) override;
void OnSentPacket(const rtc::SentPacket& sent_packet) override;
protected:
// Implements Transport.
bool SendRtp(const uint8_t* packet,
size_t length,
const PacketOptions& options) override;
bool SendRtcp(const uint8_t* packet, size_t length) override;
// Implements PacketReceiver.
DeliveryStatus DeliverPacket(MediaType media_type,
rtc::CopyOnWriteBuffer packet,
const PacketTime& packet_time) override;
private:
Clock* const clock_;
const std::unique_ptr<Call> call_;
const absl::optional<FakeNetworkPipe::Config> send_config_;
const std::unique_ptr<ProcessThread> send_process_thread_;
std::unique_ptr<FakeNetworkPipe> send_pipe_;
size_t num_send_streams_;
const absl::optional<FakeNetworkPipe::Config> receive_config_;
std::unique_ptr<FakeNetworkPipe> receive_pipe_;
};
} // namespace webrtc
#endif // CALL_DEGRADED_CALL_H_
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