62 lines
2.1 KiB
C++
62 lines
2.1 KiB
C++
/*
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* Copyright 2020 The WebRTC Project Authors. All rights reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef VIDEO_ADAPTATION_QUALITY_SCALER_RESOURCE_H_
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#define VIDEO_ADAPTATION_QUALITY_SCALER_RESOURCE_H_
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#include <memory>
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#include <queue>
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#include <string>
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#include "absl/types/optional.h"
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#include "api/scoped_refptr.h"
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#include "api/video/video_adaptation_reason.h"
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#include "api/video_codecs/video_encoder.h"
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#include "call/adaptation/degradation_preference_provider.h"
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#include "call/adaptation/resource_adaptation_processor_interface.h"
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#include "modules/video_coding/utility/quality_scaler.h"
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#include "rtc_base/ref_counted_object.h"
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#include "rtc_base/task_queue.h"
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#include "video/adaptation/video_stream_encoder_resource.h"
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namespace webrtc {
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// Handles interaction with the QualityScaler.
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class QualityScalerResource : public VideoStreamEncoderResource,
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public QualityScalerQpUsageHandlerInterface {
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public:
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static rtc::scoped_refptr<QualityScalerResource> Create();
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QualityScalerResource();
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~QualityScalerResource() override;
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bool is_started() const;
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void StartCheckForOveruse(VideoEncoder::QpThresholds qp_thresholds);
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void StopCheckForOveruse();
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void SetQpThresholds(VideoEncoder::QpThresholds qp_thresholds);
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bool QpFastFilterLow();
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void OnEncodeCompleted(const EncodedImage& encoded_image,
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int64_t time_sent_in_us);
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void OnFrameDropped(EncodedImageCallback::DropReason reason);
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// QualityScalerQpUsageHandlerInterface implementation.
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void OnReportQpUsageHigh() override;
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void OnReportQpUsageLow() override;
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private:
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std::unique_ptr<QualityScaler> quality_scaler_
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RTC_GUARDED_BY(encoder_queue());
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};
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} // namespace webrtc
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#endif // VIDEO_ADAPTATION_QUALITY_SCALER_RESOURCE_H_
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