electron/atom/browser/api/frame_subscriber.h

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1.7 KiB
C++

// Copyright (c) 2015 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef ATOM_BROWSER_API_FRAME_SUBSCRIBER_H_
#define ATOM_BROWSER_API_FRAME_SUBSCRIBER_H_
#include "base/callback.h"
#include "base/memory/weak_ptr.h"
#include "content/public/browser/readback_types.h"
#include "content/public/browser/render_widget_host_view.h"
#include "content/public/browser/render_widget_host_view_frame_subscriber.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "ui/gfx/image/image.h"
#include "ui/gfx/geometry/size.h"
namespace atom {
namespace api {
class FrameSubscriber : public content::RenderWidgetHostViewFrameSubscriber {
public:
using FrameCaptureCallback =
base::Callback<void(const gfx::Image&, const gfx::Rect&)>;
FrameSubscriber(content::RenderWidgetHostView* view,
const FrameCaptureCallback& callback,
bool only_dirty);
bool ShouldCaptureFrame(const gfx::Rect& damage_rect,
base::TimeTicks present_time,
scoped_refptr<media::VideoFrame>* storage,
DeliverFrameCallback* callback) override;
private:
void OnFrameDelivered(const FrameCaptureCallback& callback,
const gfx::Rect& damage_rect,
const SkBitmap& bitmap,
content::ReadbackResponse response);
content::RenderWidgetHostView* view_;
FrameCaptureCallback callback_;
bool only_dirty_;
base::WeakPtrFactory<FrameSubscriber> weak_factory_;
DISALLOW_COPY_AND_ASSIGN(FrameSubscriber);
};
} // namespace api
} // namespace atom
#endif // ATOM_BROWSER_API_FRAME_SUBSCRIBER_H_