Merge "Adding additional annotation to Skia Recorder"

    int backgroundBlurRadius = 0;

    std::vector<BlurRegion> blurRegions;

    // Name associated with the layer for debugging purposes.

    std::string name;

};

// Keep in sync with custom comparison function in

                                                                mGrContext.get());

    SkCanvas* canvas = mCapture.tryCapture(surface.get());

    if (canvas == nullptr) {

        ALOGE("Cannot acquire canvas from Skia.");

        return BAD_VALUE;

    }

    // Clear the entire canvas with a transparent black to prevent ghost images.

    canvas->clear(SK_ColorTRANSPARENT);

    canvas->save();

    if (mCapture.isCaptureRunning()) {

        // Record display settings when capture is running.

        std::stringstream displaySettings;

        PrintTo(display, &displaySettings);

        // Store the DisplaySettings in additional information.

        canvas->drawAnnotation(SkRect::MakeEmpty(), "DisplaySettings",

                               SkData::MakeWithCString(displaySettings.str().c_str()));

    }

    // Before doing any drawing, let's make sure that we'll start at the origin of the display.

    // Some displays don't start at 0,0 for example when we're mirroring the screen. Also, virtual

    // displays might have different scaling when compared to the physical screen.

    for (const auto& layer : layers) {

        canvas->save();

        if (mCapture.isCaptureRunning()) {

            // Record the name of the layer if the capture is running.

            std::stringstream layerSettings;

            PrintTo(*layer, &layerSettings);

            // Store the LayerSettings in additional information.

            canvas->drawAnnotation(SkRect::MakeEmpty(), layer->name.c_str(),

                                   SkData::MakeWithCString(layerSettings.str().c_str()));

        }

        // Layers have a local transform that should be applied to them

        canvas->concat(getSkM44(layer->geometry.positionTransform).asM33());

    SkCanvas* tryCapture(SkSurface* surface);

    // Called at the end of every frame.

    void endCapture();

    // Returns whether the capture is running.

    bool isCaptureRunning() { return mCaptureRunning; }

private:

    // Performs the first-frame work of a multi frame SKP capture. Returns true if successful.

        layerSettings.backgroundBlurRadius = getBackgroundBlurRadius();

        layerSettings.blurRegions = getBlurRegions();

    }

    // Record the name of the layer for debugging further down the stack.

    layerSettings.name = getName();

    return layerSettings;

}