| /* |
| * 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. |
| */ |
| |
| #ifndef CALL_ADAPTATION_RESOURCE_ADAPTATION_PROCESSOR_INTERFACE_H_ |
| #define CALL_ADAPTATION_RESOURCE_ADAPTATION_PROCESSOR_INTERFACE_H_ |
| |
| #include "absl/types/optional.h" |
| #include "api/rtp_parameters.h" |
| #include "api/video/video_frame.h" |
| #include "call/adaptation/encoder_settings.h" |
| #include "call/adaptation/resource.h" |
| #include "call/adaptation/video_source_restrictions.h" |
| |
| namespace webrtc { |
| |
| // The listener is responsible for carrying out the reconfiguration of the video |
| // source such that the VideoSourceRestrictions are fulfilled. |
| class ResourceAdaptationProcessorListener { |
| public: |
| virtual ~ResourceAdaptationProcessorListener(); |
| |
| virtual void OnVideoSourceRestrictionsUpdated( |
| VideoSourceRestrictions restrictions) = 0; |
| }; |
| |
| // Responsible for reconfiguring encoded streams based on resource consumption, |
| // such as scaling down resolution or frame rate when CPU is overused. This |
| // interface is meant to be injectable into VideoStreamEncoder. |
| class ResourceAdaptationProcessorInterface { |
| public: |
| virtual ~ResourceAdaptationProcessorInterface(); |
| |
| virtual void StartResourceAdaptation( |
| ResourceAdaptationProcessorListener* adaptation_listener) = 0; |
| virtual void StopResourceAdaptation() = 0; |
| // The resource must out-live the module. |
| virtual void AddResource(Resource* resource) = 0; |
| virtual void SetDegradationPreference( |
| DegradationPreference degradation_preference) = 0; |
| }; |
| |
| } // namespace webrtc |
| |
| #endif // CALL_ADAPTATION_RESOURCE_ADAPTATION_PROCESSOR_INTERFACE_H_ |