webrtc_m130/call/adaptation/resource_adaptation_processor_interface.cc
Evan Shrubsole 64469037b7 Only allow most limited resource to trigger adapt up
A more detailed explaination is in the bug, but this changes
the way that adaptation happens when multiple resources are
limited. Only the one that is most limited can trigger an
adaptation up. If multiple resources are most limited both
need to underuse to adapt up.

Some of the changes in this patch to make it all work:

* VideoStreamEncoder unittests that did not reflect this
new behaviour have been changed.

* PeekNextRestrictions returns the adaptation counters as
well as the restrictions.

* Adaptation statstics have changed so that when adapting
up all resources are tagged as triggering the adaptation.
Additionally the statistics for the current adaptation is
now the total number of adaptations per reason, rather then
the number of adaptations due to that reason.

* PreventAdaptUpDueToActiveCounts is removed as most limited
resource is a strong implementation of that.

Bug: webrtc:11553
Change-Id: If1545a201c8e019598edf82657a1befde8b05268
Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/176128
Commit-Queue: Evan Shrubsole <eshr@google.com>
Reviewed-by: Henrik Boström <hbos@webrtc.org>
Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org>
Cr-Commit-Position: refs/heads/master@{#31497}
2020-06-11 09:59:42 +00:00

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/*
* 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_interface.h"
namespace webrtc {
VideoSourceRestrictionsListener::~VideoSourceRestrictionsListener() = default;
ResourceAdaptationProcessorInterface::~ResourceAdaptationProcessorInterface() =
default;
} // namespace webrtc