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af9a3c6676
Bug: webrtc:12338 Change-Id: I87d33f201d4acfb26ca1d2da8a52cc188ff2c791 Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/226948 Commit-Queue: Artem Titov <titovartem@webrtc.org> Reviewed-by: Harald Alvestrand <hta@webrtc.org> Cr-Commit-Position: refs/heads/master@{#34609}
41 lines
1.5 KiB
C++
41 lines
1.5 KiB
C++
/*
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* Copyright 2019 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 "logging/rtc_event_log/rtc_event_processor.h"
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namespace webrtc {
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RtcEventProcessor::RtcEventProcessor() = default;
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RtcEventProcessor::~RtcEventProcessor() = default;
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void RtcEventProcessor::ProcessEventsInOrder() {
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// `event_lists_` is a min-heap of lists ordered by the timestamp of the
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// first element in the list. We therefore process the first element of the
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// first list, then reinsert the remainder of that list into the heap
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// if the list still contains unprocessed elements.
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while (!event_lists_.empty()) {
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event_lists_.front()->ProcessNext();
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std::pop_heap(event_lists_.begin(), event_lists_.end(), Cmp);
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if (event_lists_.back()->IsEmpty()) {
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event_lists_.pop_back();
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} else {
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std::push_heap(event_lists_.begin(), event_lists_.end(), Cmp);
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}
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}
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}
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bool RtcEventProcessor::Cmp(const RtcEventProcessor::ListPtrType& a,
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const RtcEventProcessor::ListPtrType& b) {
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int64_t time_diff = a->GetNextTime() - b->GetNextTime();
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if (time_diff == 0)
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return a->GetTieBreaker() > b->GetTieBreaker();
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return time_diff > 0;
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}
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} // namespace webrtc
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