66 lines
1.8 KiB
C++
66 lines
1.8 KiB
C++
// Copyright (c) 2015 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#ifndef ATOM_BROWSER_API_FRAME_SUBSCRIBER_H_
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#define ATOM_BROWSER_API_FRAME_SUBSCRIBER_H_
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#include "base/callback.h"
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#include "v8/include/v8.h"
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#include "content/public/browser/render_widget_host_view.h"
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#include "content/public/browser/render_widget_host_view_frame_subscriber.h"
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#include "content/public/browser/readback_types.h"
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#include "third_party/skia/include/core/SkBitmap.h"
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#include "ui/gfx/geometry/size.h"
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namespace atom {
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namespace api {
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class FrameSubscriber {
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public:
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using FrameCaptureCallback = base::Callback<void(v8::Local<v8::Value>)>;
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// Inner class that is the actual subscriber sent to chromium
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class Subscriber :
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public content::RenderWidgetHostViewFrameSubscriber {
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public:
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explicit Subscriber(FrameSubscriber* frame_subscriber);
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bool ShouldCaptureFrame(const gfx::Rect& damage_rect,
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base::TimeTicks present_time,
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scoped_refptr<media::VideoFrame>* storage,
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DeliverFrameCallback* callback) override;
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~Subscriber();
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private:
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FrameSubscriber* frame_subscriber_;
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};
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FrameSubscriber(v8::Isolate* isolate,
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content::RenderWidgetHostView* view,
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const FrameCaptureCallback& callback);
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Subscriber* GetSubscriber();
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private:
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void OnFrameDelivered(const FrameCaptureCallback& callback,
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const SkBitmap& bitmap, content::ReadbackResponse response);
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bool RequestDestruct();
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v8::Isolate* isolate_;
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content::RenderWidgetHostView* view_;
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FrameCaptureCallback callback_;
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Subscriber* subscriber_;
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int pending_frames;
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DISALLOW_COPY_AND_ASSIGN(FrameSubscriber);
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};
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} // namespace api
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} // namespace atom
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#endif // ATOM_BROWSER_API_FRAME_SUBSCRIBER_H_
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