webrtc/modules/congestion_controller/acknowledged_bitrate_estimator.cc
Oleh Prypin a40f82438a Explicitly specify is_clang=false for Win MSVC bots
Otherwise they're doing exactly the same as Clang bots.

Also fix 64-bit-specific warnings that have sneaked in because we have been testing MSVC build only on 32-bit for a while.

TBR=ehmaldonado@webrtc.org

Bug: webrtc:8664
Change-Id: I875e568d75aa550726f54650c283b288d3f52012
Reviewed-on: https://webrtc-review.googlesource.com/35160
Commit-Queue: Oleh Prypin <oprypin@webrtc.org>
Reviewed-by: Guido Urdaneta <guidou@webrtc.org>
Reviewed-by: Karl Wiberg <kwiberg@webrtc.org>
Reviewed-by: Magnus Flodman <mflodman@webrtc.org>
Reviewed-by: Oleh Prypin <oprypin@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#21414}
2017-12-21 13:22:40 +00:00

65 lines
2.2 KiB
C++

/*
* Copyright (c) 2017 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 "modules/congestion_controller/acknowledged_bitrate_estimator.h"
#include <utility>
#include "modules/rtp_rtcp/include/rtp_rtcp_defines.h"
#include "rtc_base/numerics/safe_conversions.h"
#include "rtc_base/ptr_util.h"
namespace webrtc {
namespace {
bool IsInSendTimeHistory(const PacketFeedback& packet) {
return packet.send_time_ms != PacketFeedback::kNoSendTime;
}
} // namespace
AcknowledgedBitrateEstimator::AcknowledgedBitrateEstimator()
: AcknowledgedBitrateEstimator(rtc::MakeUnique<BitrateEstimator>()) {}
AcknowledgedBitrateEstimator::AcknowledgedBitrateEstimator(
std::unique_ptr<BitrateEstimator> bitrate_estimator)
: bitrate_estimator_(std::move(bitrate_estimator)) {}
void AcknowledgedBitrateEstimator::IncomingPacketFeedbackVector(
const std::vector<PacketFeedback>& packet_feedback_vector) {
RTC_DCHECK(std::is_sorted(packet_feedback_vector.begin(),
packet_feedback_vector.end(),
PacketFeedbackComparator()));
for (const auto& packet : packet_feedback_vector) {
if (IsInSendTimeHistory(packet)) {
MaybeExpectFastRateChange(packet.send_time_ms);
bitrate_estimator_->Update(packet.arrival_time_ms,
rtc::dchecked_cast<int>(packet.payload_size));
}
}
}
rtc::Optional<uint32_t> AcknowledgedBitrateEstimator::bitrate_bps() const {
return bitrate_estimator_->bitrate_bps();
}
void AcknowledgedBitrateEstimator::SetAlrEndedTimeMs(
int64_t alr_ended_time_ms) {
alr_ended_time_ms_.emplace(alr_ended_time_ms);
}
void AcknowledgedBitrateEstimator::MaybeExpectFastRateChange(
int64_t packet_send_time_ms) {
if (alr_ended_time_ms_ && packet_send_time_ms > *alr_ended_time_ms_) {
bitrate_estimator_->ExpectFastRateChange();
alr_ended_time_ms_.reset();
}
}
} // namespace webrtc