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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.
*/
#ifndef VIDEO_ADAPTATION_ENCODE_USAGE_RESOURCE_H_
#define VIDEO_ADAPTATION_ENCODE_USAGE_RESOURCE_H_
#include <memory>
#include <string>
#include "absl/types/optional.h"
#include "api/scoped_refptr.h"
#include "api/video/video_adaptation_reason.h"
#include "rtc_base/ref_counted_object.h"
#include "rtc_base/task_queue.h"
#include "video/adaptation/overuse_frame_detector.h"
#include "video/adaptation/video_stream_encoder_resource.h"
namespace webrtc {
// Handles interaction with the OveruseDetector.
// TODO(hbos): Add unittests specific to this class, it is currently only tested
// indirectly by usage in the ResourceAdaptationProcessor (which is only tested
// because of its usage in VideoStreamEncoder); all tests are currently in
// video_stream_encoder_unittest.cc.
class EncodeUsageResource : public VideoStreamEncoderResource,
public OveruseFrameDetectorObserverInterface {
public:
static rtc::scoped_refptr<EncodeUsageResource> Create(
std::unique_ptr<OveruseFrameDetector> overuse_detector);
explicit EncodeUsageResource(
std::unique_ptr<OveruseFrameDetector> overuse_detector);
~EncodeUsageResource() override;
bool is_started() const;
void StartCheckForOveruse(CpuOveruseOptions options);
void StopCheckForOveruse();
void SetTargetFrameRate(absl::optional<double> target_frame_rate);
void OnEncodeStarted(const VideoFrame& cropped_frame,
int64_t time_when_first_seen_us);
void OnEncodeCompleted(uint32_t timestamp,
int64_t time_sent_in_us,
int64_t capture_time_us,
absl::optional<int> encode_duration_us);
// OveruseFrameDetectorObserverInterface implementation.
void AdaptUp() override;
void AdaptDown() override;
private:
int TargetFrameRateAsInt();
const std::unique_ptr<OveruseFrameDetector> overuse_detector_
RTC_GUARDED_BY(encoder_queue());
bool is_started_ RTC_GUARDED_BY(encoder_queue());
absl::optional<double> target_frame_rate_ RTC_GUARDED_BY(encoder_queue());
};
} // namespace webrtc
#endif // VIDEO_ADAPTATION_ENCODE_USAGE_RESOURCE_H_
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