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// Copyright (c) 2012 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_HOST_CAPTURER_FAKE_H_
#define REMOTING_HOST_CAPTURER_FAKE_H_
#include "base/memory/scoped_ptr.h"
#include "remoting/host/capturer.h"
#include "remoting/host/capturer_helper.h"
namespace remoting {
// A CapturerFake generates artificial image for testing purpose.
//
// CapturerFake is double-buffered as required by Capturer. See
// remoting/host/capturer.h.
class CapturerFake : public Capturer {
public:
CapturerFake();
virtual ~CapturerFake();
// Capturer interface.
virtual void Start() OVERRIDE;
virtual void Stop() OVERRIDE;
virtual void ScreenConfigurationChanged() OVERRIDE;
virtual media::VideoFrame::Format pixel_format() const OVERRIDE;
virtual void ClearInvalidRegion() OVERRIDE;
virtual void InvalidateRegion(const SkRegion& invalid_region) OVERRIDE;
virtual void InvalidateScreen(const SkISize& size) OVERRIDE;
virtual void InvalidateFullScreen() OVERRIDE;
virtual void CaptureInvalidRegion(
const CaptureCompletedCallback& callback) OVERRIDE;
virtual const SkISize& size_most_recent() const OVERRIDE;
private:
// Generates an image in the front buffer.
void GenerateImage();
SkISize size_;
int bytes_per_row_;
int box_pos_x_;
int box_pos_y_;
int box_speed_x_;
int box_speed_y_;
CapturerHelper helper;
// We have two buffers for the screen images as required by Capturer.
static const int kNumBuffers = 2;
scoped_array<uint8> buffers_[kNumBuffers];
// The current buffer with valid data for reading.
int current_buffer_;
// Format of pixels returned in buffer.
media::VideoFrame::Format pixel_format_;
DISALLOW_COPY_AND_ASSIGN(CapturerFake);
};
} // namespace remoting
#endif // REMOTING_HOST_CAPTURER_FAKE_H_
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