chromium/remoting/client/dual_buffer_frame_consumer.h

// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef REMOTING_CLIENT_DUAL_BUFFER_FRAME_CONSUMER_H_
#define REMOTING_CLIENT_DUAL_BUFFER_FRAME_CONSUMER_H_

#include "base/functional/callback.h"
#include "base/memory/scoped_refptr.h"
#include "base/memory/weak_ptr.h"
#include "base/task/single_thread_task_runner.h"
#include "base/threading/thread_checker.h"
#include "remoting/protocol/frame_consumer.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_region.h"
#include "third_party/webrtc/modules/desktop_capture/shared_desktop_frame.h"

namespace remoting {

// This class continuously uses two BasicDesktopFrame as buffer for decoding
// updated regions until the resolution is changed.
// This class should be used and destroyed on the same thread. If |task_runner|
// is null |callback| will be run directly upon the stack of DrawFrame,
// otherwise a task will be posted to feed the callback on the thread of
// |task_runner|.
// Only areas bound by updated_region() on the buffer are considered valid to
// |callback|. Please use RequestFullDesktopFrame() if you want to get a full
// desktop frame.
class DualBufferFrameConsumer : public protocol::FrameConsumer { … };

}  // namespace remoting
#endif  // REMOTING_CLIENT_DUAL_BUFFER_FRAME_CONSUMER_H_