webrtc_m130/call/adaptation/resource_adaptation_processor_interface.cc

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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 {
ResourceAdaptationProcessorListener::~ResourceAdaptationProcessorListener() {}
Introduce ResourceAdaptationModuleListener and VideoSourceRestrictions. The VideoSourceRestrictions describe the maximum pixels per frame and max frame rate of a video source. This CL makes the ResourceAdaptationModuleInterface responsible for the reconfiguration of video sources. The VideoSourceRestrictions is the output of an adaptation module, and the ResourceAdaptationModuleListener handles the callback for when the source restrictions change. The OveruseFrameDetectorResourceAdaptationModule is updated to output its changes using these interfaces, and VideoStreamEncoder - now a listener - is made responsible for triggering the reconfiguring the video source. Performing the reconfiguration still requires interacting with the VideoSourceProxy - it is still partially responsible for keeping track of rtc::VideoSinkWants settings and performing AddOrUpdateSink(). For now this may look a bit weird: the VideoSourceProxy tells the VideoStreamEncoder about the new restrictions, and then the VideoStreamEncoder tells the VideoSourceProxy to apply these restrictions on the source/sink. This exercises the listener though, and unblocks the next CL. The next CL should move all "configuring the source" logic to the VideoStreamEncoder instead, so that the only information that is tracked by OveruseFrameDetectorResourceAdaptationModule is what it actually outputs to the listener. See the next CL (https://webrtc-review.googlesource.com/c/src/+/162802) where a VideoSourceController is introduced, to be owned by the VideoStreamEncoder rather than the adaptation module. Bug: webrtc:11222 Change-Id: I450ce74f51d96c4b98009a06134db671893d8fdc Reviewed-on: https://webrtc-review.googlesource.com/c/src/+/162522 Reviewed-by: Ilya Nikolaevskiy <ilnik@webrtc.org> Reviewed-by: Evan Shrubsole <eshr@google.com> Commit-Queue: Henrik Boström <hbos@webrtc.org> Cr-Commit-Position: refs/heads/master@{#30227}
2020-01-10 15:44:01 +01:00
ResourceAdaptationProcessorInterface::~ResourceAdaptationProcessorInterface() {}
} // namespace webrtc