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[Adaptation] Remove processing_in_progress_ from ResourceAdaptationProcessor

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This flag was used to protect an AdaptationListener from adapting again,
but since AdaptationListener was removed this guard is no longer needed.

Bug: webrtc:11834
Change-Id: If79e960f57aaf56ce2849329ff6737414fc60e9a
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/181068
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Commit-Queue: Evan Shrubsole <eshr@google.com>
Cr-Commit-Position: refs/heads/master@{#31905}
This commit is contained in:
Evan Shrubsole 2020-08-11 09:14:46 +02:00 committed by Commit Bot
parent 5a37d122d3
commit 64a60835a1
2 changed files with 1 additions and 24 deletions
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13
call/adaptation/resource_adaptation_processor.cc
View file

@ -78,8 +78,7 @@ ResourceAdaptationProcessor::ResourceAdaptationProcessor(
resources_(),
stream_adapter_(stream_adapter),
last_reported_source_restrictions_(),
previous_mitigation_results_(),
processing_in_progress_(false) {
previous_mitigation_results_() {
RTC_DCHECK(stream_adapter_);
}
@ -244,12 +243,9 @@ ResourceAdaptationProcessor::MitigationResultAndLogMessage
ResourceAdaptationProcessor::OnResourceUnderuse(
rtc::scoped_refptr<Resource> reason_resource) {
RTC_DCHECK_RUN_ON(resource_adaptation_queue_);
RTC_DCHECK(!processing_in_progress_);
processing_in_progress_ = true;
// How can this stream be adapted up?
Adaptation adaptation = stream_adapter_->GetAdaptationUp(reason_resource);
if (adaptation.status() != Adaptation::Status::kValid) {
processing_in_progress_ = false;
rtc::StringBuilder message;
message << "Not adapting up because VideoStreamAdapter returned "
<< Adaptation::StatusToString(adaptation.status());
@ -271,7 +267,6 @@ ResourceAdaptationProcessor::OnResourceUnderuse(
// adaptation.
if (absl::c_find(most_limited_resources, reason_resource) ==
most_limited_resources.end()) {
processing_in_progress_ = false;
rtc::StringBuilder message;
message << "Resource \"" << reason_resource->Name()
<< "\" was not the most limited resource.";
@ -284,7 +279,6 @@ ResourceAdaptationProcessor::OnResourceUnderuse(
// before the adaptation is applied.
UpdateResourceLimitations(reason_resource, adaptation.restrictions(),
adaptation.counters());
processing_in_progress_ = false;
rtc::StringBuilder message;
message << "Resource \"" << reason_resource->Name()
<< "\" was not the only most limited resource.";
@ -294,7 +288,6 @@ ResourceAdaptationProcessor::OnResourceUnderuse(
}
// Apply adaptation.
stream_adapter_->ApplyAdaptation(adaptation, reason_resource);
processing_in_progress_ = false;
rtc::StringBuilder message;
message << "Adapted up successfully. Unfiltered adaptations: "
<< stream_adapter_->adaptation_counters().ToString();
@ -306,15 +299,12 @@ ResourceAdaptationProcessor::MitigationResultAndLogMessage
ResourceAdaptationProcessor::OnResourceOveruse(
rtc::scoped_refptr<Resource> reason_resource) {
RTC_DCHECK_RUN_ON(resource_adaptation_queue_);
RTC_DCHECK(!processing_in_progress_);
processing_in_progress_ = true;
// How can this stream be adapted up?
Adaptation adaptation = stream_adapter_->GetAdaptationDown();
if (adaptation.min_pixel_limit_reached()) {
encoder_stats_observer_->OnMinPixelLimitReached();
}
if (adaptation.status() != Adaptation::Status::kValid) {
processing_in_progress_ = false;
rtc::StringBuilder message;
message << "Not adapting down because VideoStreamAdapter returned "
<< Adaptation::StatusToString(adaptation.status());
@ -325,7 +315,6 @@ ResourceAdaptationProcessor::OnResourceOveruse(
UpdateResourceLimitations(reason_resource, adaptation.restrictions(),
adaptation.counters());
stream_adapter_->ApplyAdaptation(adaptation, reason_resource);
processing_in_progress_ = false;
rtc::StringBuilder message;
message << "Adapted down successfully. Unfiltered adaptations: "
<< stream_adapter_->adaptation_counters().ToString();

12
call/adaptation/resource_adaptation_processor.h
View file

@ -168,18 +168,6 @@ class ResourceAdaptationProcessor : public ResourceAdaptationProcessorInterface,
// successful adaptation. Used to avoid RTC_LOG spam.
std::map<Resource*, MitigationResult> previous_mitigation_results_
RTC_GUARDED_BY(resource_adaptation_queue_);
// Prevents recursion.
//
// This is used to prevent triggering resource adaptation in the process of
// already handling resouce adaptation, since that could cause the same states
// to be modified in unexpected ways. Example:
//
// Resource::OnResourceUsageStateMeasured() ->
// ResourceAdaptationProcessor::OnResourceOveruse() ->
// Resource::OnAdaptationApplied() ->
// Resource::OnResourceUsageStateMeasured() ->
// ResourceAdaptationProcessor::OnResourceOveruse() // Boom, not allowed.
bool processing_in_progress_ RTC_GUARDED_BY(resource_adaptation_queue_);
};
} // namespace webrtc