speedup base
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5118def724
commit
6fb6b93003
10 changed files with 1212 additions and 238 deletions
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@ -9,10 +9,24 @@
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#include "atom/common/native_mate_converters/gfx_converter.h"
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#include "content/public/browser/render_widget_host.h"
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#include <iostream>
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#include "content/browser/compositor/image_transport_factory.h"
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#include "cc/surfaces/surface_manager.h"
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#include "cc/surfaces/surface.h"
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#include "cc/output/copy_output_request.h"
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namespace atom {
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namespace api {
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FrameSubscriberRenderWidgetHostView::FrameSubscriberRenderWidgetHostView() {
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std::cout << "FrameSubscriberRenderWidgetHostView" << std::endl;
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}
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FrameSubscriberRenderWidgetHostView::~FrameSubscriberRenderWidgetHostView() {
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std::cout << "~FrameSubscriberRenderWidgetHostView" << std::endl;
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}
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FrameSubscriber::FrameSubscriber(v8::Isolate* isolate,
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content::RenderWidgetHostView* view,
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const FrameCaptureCallback& callback,
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@ -27,26 +41,51 @@ bool FrameSubscriber::ShouldCaptureFrame(
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scoped_refptr<media::VideoFrame>* storage,
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DeliverFrameCallback* callback) {
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const auto host = view_ ? view_->GetRenderWidgetHost() : nullptr;
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if (!view_ || !host)
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return false;
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if (dirty_rect.IsEmpty())
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return false;
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/*if (dirty_rect.IsEmpty())
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return false;*/
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gfx::Rect rect = gfx::Rect(view_->GetVisibleViewportSize());
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if (only_dirty_)
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rect = dirty_rect;
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host->CopyFromBackingStore(
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/*host->CopyFromBackingStore(
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rect,
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rect.size(),
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base::Bind(&FrameSubscriber::OnFrameDelivered,
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weak_factory_.GetWeakPtr(), callback_, rect),
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kBGRA_8888_SkColorType);
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kBGRA_8888_SkColorType);*/
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const auto base = reinterpret_cast<content::RenderWidgetHostViewBase*>(
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view_);
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content::ImageTransportFactory* itf =
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content::ImageTransportFactory::GetInstance();
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cc::SurfaceManager* sfm = itf->GetSurfaceManager();
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cc::Surface* surface = sfm->GetSurfaceForId(base->SurfaceIdForTesting());
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std::unique_ptr<cc::CopyOutputRequest> request =
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cc::CopyOutputRequest::CreateBitmapRequest(
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base::Bind(&FrameSubscriber::ReadbackResultAsBitmap,
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base::Unretained(this)));
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surface->RequestCopyOfOutput(std::move(request));
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return false;
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}
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void FrameSubscriber::ReadbackResultAsBitmap(
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std::unique_ptr<cc::CopyOutputResult> result) {
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std::unique_ptr<SkBitmap> bitmap = result->TakeBitmap();
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SkAutoPixmapUnlock res;
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if (!bitmap->requestLock(&res))
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return;
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std::cout << res.pixmap().addr() << std::endl;
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}
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void FrameSubscriber::OnFrameDelivered(const FrameCaptureCallback& callback,
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const gfx::Rect& damage_rect, const SkBitmap& bitmap,
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content::ReadbackResponse response) {
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@ -14,10 +14,24 @@
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#include "ui/gfx/geometry/size.h"
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#include "v8/include/v8.h"
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#include "content/browser/renderer_host/render_widget_host_view_base.h"
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#include "cc/surfaces/surface_id.h"
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#include "cc/output/copy_output_result.h"
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namespace atom {
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namespace api {
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class FrameSubscriberRenderWidgetHostView
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: public content::RenderWidgetHostViewBase {
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public:
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FrameSubscriberRenderWidgetHostView();
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~FrameSubscriberRenderWidgetHostView();
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cc::SurfaceId SurfaceId();
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};
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class FrameSubscriber : public content::RenderWidgetHostViewFrameSubscriber {
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public:
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using FrameCaptureCallback =
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@ -34,6 +48,9 @@ class FrameSubscriber : public content::RenderWidgetHostViewFrameSubscriber {
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DeliverFrameCallback* callback) override;
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private:
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void ReadbackResultAsBitmap(
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std::unique_ptr<cc::CopyOutputResult> result);
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void OnFrameDelivered(const FrameCaptureCallback& callback,
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const gfx::Rect& damage_rect, const SkBitmap& bitmap,
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content::ReadbackResponse response);
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