C++ (Cpp) SkBitmapRef::unrefの例

コード例 #1

ファイル: ImageBufferAndroid.cpp プロジェクト: besk/MT6589_kernel_source

/// M: added for HTML5-benchmark performance @{
PassRefPtr<Image> ImageBuffer::getContextImageRef() const
{
    SkCanvas* canvas = imageBufferCanvas(this);
    if (!canvas)
        return 0;
    SkDevice* device = canvas->getDevice();
    const SkBitmap& orig = device->accessBitmap(false);

    SkBitmapRef* ref = new SkBitmapRef(orig);
    RefPtr<Image> image = BitmapImage::create(ref, 0);
    ref->unref();

    return image;
}

コード例 #2

ファイル: ImageBufferAndroid.cpp プロジェクト: besk/MT6589_kernel_source

PassRefPtr<Image> ImageBuffer::copyImage() const
{
    ASSERT(context());

    SkCanvas* canvas = imageBufferCanvas(this);
    if (!canvas)
      return 0;

    SkDevice* device = canvas->getDevice();
    const SkBitmap& orig = device->accessBitmap(false);

    SkBitmap copy;
    if (PlatformBridge::canSatisfyMemoryAllocation(orig.getSize()))
        orig.copyTo(&copy, orig.config());

    SkBitmapRef* ref = new SkBitmapRef(copy);
    RefPtr<Image> image = BitmapImage::create(ref, 0);
    ref->unref();
    return image;
}

コード例 #3

PassRefPtr<Image> ImageBuffer::copyImage() const
{
    ASSERT(context() && context()->platformContext());
#if ENABLE(ACCELERATED_2D_CANVAS)
    context()->syncSoftwareCanvas();
#endif
    // Request for canvas bitmap; conversion required.
    if (context()->platformContext()->isRecording())
        context()->platformContext()->convertToNonRecording();

    SkCanvas* canvas = context()->platformContext()->mCanvas;
    SkDevice* device = canvas->getDevice();
    const SkBitmap& orig = device->accessBitmap(false);

    SkBitmap copy;
    if (PlatformBridge::canSatisfyMemoryAllocation(orig.getSize()))
        orig.copyTo(&copy, orig.config());

    SkBitmapRef* ref = new SkBitmapRef(copy);
    RefPtr<Image> image = BitmapImage::create(ref, 0);
    ref->unref();
    return image;
}