Repo created

TMessagesProj/jni/voip/webrtc/video/adaptation/encode_usage_resource.h

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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 "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_