chromium/third_party/blink/renderer/modules/breakout_box/frame_queue.h

// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_BREAKOUT_BOX_FRAME_QUEUE_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_BREAKOUT_BOX_FRAME_QUEUE_H_

#include <optional>

#include "base/synchronization/lock.h"
#include "third_party/blink/renderer/platform/wtf/deque.h"
#include "third_party/blink/renderer/platform/wtf/thread_safe_ref_counted.h"

namespace blink {

// Implements a thread-safe circular queue.
template <typename NativeFrameType>
class FrameQueue
    : public WTF::ThreadSafeRefCounted<FrameQueue<NativeFrameType>> { … };

// Wrapper that allows sharing a single FrameQueue reference across multiple
// threads.
template <typename NativeFrameType>
class FrameQueueHandle { … };

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_MODULES_BREAKOUT_BOX_FRAME_QUEUE_H_