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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_VIDEO_STREAM_ENCODER_RESOURCE_H_
#define VIDEO_ADAPTATION_VIDEO_STREAM_ENCODER_RESOURCE_H_
#include <string>
#include <vector>
#include "absl/types/optional.h"
#include "api/adaptation/resource.h"
#include "api/sequence_checker.h"
#include "api/task_queue/task_queue_base.h"
#include "call/adaptation/adaptation_constraint.h"
#include "rtc_base/synchronization/mutex.h"
namespace webrtc {
class VideoStreamEncoderResource : public Resource {
public:
~VideoStreamEncoderResource() override;
// Registering task queues must be performed as part of initialization.
void RegisterEncoderTaskQueue(TaskQueueBase* encoder_queue);
// Resource implementation.
std::string Name() const override;
void SetResourceListener(ResourceListener* listener) override;
protected:
explicit VideoStreamEncoderResource(std::string name);
void OnResourceUsageStateMeasured(ResourceUsageState usage_state);
// The caller is responsible for ensuring the task queue is still valid.
TaskQueueBase* encoder_queue() const;
private:
mutable Mutex lock_;
const std::string name_;
// Treated as const after initialization.
TaskQueueBase* encoder_queue_;
ResourceListener* listener_ RTC_GUARDED_BY(lock_);
};
} // namespace webrtc
#endif // VIDEO_ADAPTATION_VIDEO_STREAM_ENCODER_RESOURCE_H_
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