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// Copyright 2015 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_PROTOCOL_FAKE_DESKTOP_CAPTURER_H_
#define REMOTING_PROTOCOL_FAKE_DESKTOP_CAPTURER_H_
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_capturer.h"
#include "third_party/webrtc/modules/desktop_capture/desktop_geometry.h"
#include "third_party/webrtc/modules/desktop_capture/screen_capture_frame_queue.h"
namespace remoting {
namespace protocol {
// A FakeDesktopCapturer generates artificial image for testing purpose.
//
// FakeDesktopCapturer is double-buffered as required by DesktopCapturer.
class FakeDesktopCapturer : public webrtc::DesktopCapturer {
public:
// By default FakeDesktopCapturer generates frames of size kWidth x kHeight,
// but custom frame generator set using set_frame_generator() may generate
// frames of different size.
static const int kWidth = 800;
static const int kHeight = 600;
typedef base::Callback<scoped_ptr<webrtc::DesktopFrame>(
webrtc::SharedMemoryFactory* shared_memory_factory)>
FrameGenerator;
FakeDesktopCapturer();
~FakeDesktopCapturer() override;
void set_frame_generator(const FrameGenerator& frame_generator);
// webrtc::DesktopCapturer interface.
void Start(Callback* callback) override;
void SetSharedMemoryFactory(rtc::scoped_ptr<webrtc::SharedMemoryFactory>
shared_memory_factory) override;
void Capture(const webrtc::DesktopRegion& rect) override;
private:
FrameGenerator frame_generator_;
Callback* callback_;
scoped_ptr<webrtc::SharedMemoryFactory> shared_memory_factory_;
DISALLOW_COPY_AND_ASSIGN(FakeDesktopCapturer);
};
} // namespace protocol
} // namespace remoting
#endif // REMOTING_PROTOCOL_FAKE_DESKTOP_CAPTURER_H_