chromium/third_party/webrtc/call/adaptation/resource_adaptation_processor.cc

/*
 *  Copyright 2020 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 "call/adaptation/resource_adaptation_processor.h"

#include <algorithm>
#include <string>
#include <utility>

#include "absl/algorithm/container.h"
#include "absl/strings/string_view.h"
#include "api/sequence_checker.h"
#include "api/video/video_adaptation_counters.h"
#include "call/adaptation/video_stream_adapter.h"
#include "rtc_base/logging.h"
#include "rtc_base/strings/string_builder.h"

namespace webrtc {

ResourceAdaptationProcessor::ResourceListenerDelegate::ResourceListenerDelegate(
    ResourceAdaptationProcessor* processor)
    : … { … }

void ResourceAdaptationProcessor::ResourceListenerDelegate::
    OnProcessorDestroyed() { … }

void ResourceAdaptationProcessor::ResourceListenerDelegate::
    OnResourceUsageStateMeasured(rtc::scoped_refptr<Resource> resource,
                                 ResourceUsageState usage_state) { … }

ResourceAdaptationProcessor::MitigationResultAndLogMessage::
    MitigationResultAndLogMessage()
    : … { … }

ResourceAdaptationProcessor::MitigationResultAndLogMessage::
    MitigationResultAndLogMessage(MitigationResult result,
                                  absl::string_view message)
    : … { … }

ResourceAdaptationProcessor::ResourceAdaptationProcessor(
    VideoStreamAdapter* stream_adapter)
    : … { … }

ResourceAdaptationProcessor::~ResourceAdaptationProcessor() { … }

void ResourceAdaptationProcessor::AddResourceLimitationsListener(
    ResourceLimitationsListener* limitations_listener) { … }

void ResourceAdaptationProcessor::RemoveResourceLimitationsListener(
    ResourceLimitationsListener* limitations_listener) { … }

void ResourceAdaptationProcessor::AddResource(
    rtc::scoped_refptr<Resource> resource) { … }

std::vector<rtc::scoped_refptr<Resource>>
ResourceAdaptationProcessor::GetResources() const { … }

void ResourceAdaptationProcessor::RemoveResource(
    rtc::scoped_refptr<Resource> resource) { … }

void ResourceAdaptationProcessor::RemoveLimitationsImposedByResource(
    rtc::scoped_refptr<Resource> resource) { … }

void ResourceAdaptationProcessor::OnResourceUsageStateMeasured(
    rtc::scoped_refptr<Resource> resource,
    ResourceUsageState usage_state) { … }

ResourceAdaptationProcessor::MitigationResultAndLogMessage
ResourceAdaptationProcessor::OnResourceUnderuse(
    rtc::scoped_refptr<Resource> reason_resource) { … }

ResourceAdaptationProcessor::MitigationResultAndLogMessage
ResourceAdaptationProcessor::OnResourceOveruse(
    rtc::scoped_refptr<Resource> reason_resource) { … }

std::pair<std::vector<rtc::scoped_refptr<Resource>>,
          VideoStreamAdapter::RestrictionsWithCounters>
ResourceAdaptationProcessor::FindMostLimitedResources() const { … }

void ResourceAdaptationProcessor::UpdateResourceLimitations(
    rtc::scoped_refptr<Resource> reason_resource,
    const VideoSourceRestrictions& restrictions,
    const VideoAdaptationCounters& counters) { … }

void ResourceAdaptationProcessor::OnVideoSourceRestrictionsUpdated(
    VideoSourceRestrictions restrictions,
    const VideoAdaptationCounters& adaptation_counters,
    rtc::scoped_refptr<Resource> reason,
    const VideoSourceRestrictions& unfiltered_restrictions) { … }

}  // namespace webrtc