3795937920
BUG=4559 R=sprang@webrtc.org Review URL: https://webrtc-codereview.appspot.com/44189004 Cr-Commit-Position: refs/heads/master@{#9021}
92 lines
2.9 KiB
C++
92 lines
2.9 KiB
C++
/*
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* Copyright (c) 2015 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/modules/remote_bitrate_estimator/test/bwe.h"
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#include <limits>
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#include "webrtc/base/common.h"
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#include "webrtc/modules/remote_bitrate_estimator/test/estimators/nada.h"
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#include "webrtc/modules/remote_bitrate_estimator/test/estimators/remb.h"
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#include "webrtc/modules/remote_bitrate_estimator/test/estimators/send_side.h"
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#include "webrtc/modules/remote_bitrate_estimator/test/estimators/tcp.h"
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namespace webrtc {
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namespace testing {
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namespace bwe {
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class NullBweSender : public BweSender {
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public:
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NullBweSender() {}
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virtual ~NullBweSender() {}
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int GetFeedbackIntervalMs() const override { return 1000; }
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void GiveFeedback(const FeedbackPacket& feedback) override {}
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void OnPacketsSent(const Packets& packets) override {}
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int64_t TimeUntilNextProcess() override {
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return std::numeric_limits<int64_t>::max();
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}
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int Process() override { return 0; }
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private:
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DISALLOW_COPY_AND_ASSIGN(NullBweSender);
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};
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int64_t GetAbsSendTimeInMs(uint32_t abs_send_time) {
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const int kInterArrivalShift = 26;
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const int kAbsSendTimeInterArrivalUpshift = 8;
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const double kTimestampToMs =
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1000.0 / static_cast<double>(1 << kInterArrivalShift);
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uint32_t timestamp = abs_send_time << kAbsSendTimeInterArrivalUpshift;
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return static_cast<int64_t>(timestamp) * kTimestampToMs;
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}
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BweSender* CreateBweSender(BandwidthEstimatorType estimator,
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int kbps,
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BitrateObserver* observer,
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Clock* clock) {
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switch (estimator) {
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case kRembEstimator:
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return new RembBweSender(kbps, observer, clock);
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case kFullSendSideEstimator:
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return new FullBweSender(kbps, observer, clock);
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case kNadaEstimator:
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return new NadaBweSender(kbps, observer, clock);
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case kTcpEstimator:
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FALLTHROUGH();
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case kNullEstimator:
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return new NullBweSender();
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}
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assert(false);
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return NULL;
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}
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BweReceiver* CreateBweReceiver(BandwidthEstimatorType type,
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int flow_id,
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bool plot) {
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switch (type) {
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case kRembEstimator:
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return new RembReceiver(flow_id, plot);
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case kFullSendSideEstimator:
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return new SendSideBweReceiver(flow_id);
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case kNadaEstimator:
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return new NadaBweReceiver(flow_id);
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case kTcpEstimator:
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return new TcpBweReceiver(flow_id);
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case kNullEstimator:
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return new BweReceiver(flow_id);
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}
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assert(false);
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return NULL;
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}
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} // namespace bwe
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} // namespace testing
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} // namespace webrtc
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