/* * The specification doesn't allow to create an ImegeBitmap from a vector image. * This function is used to check if the given HTMLImageElement contains a * raster image. */ static bool HasRasterImage(HTMLImageElement& aImageEl) { nsresult rv; nsCOMPtr<imgIRequest> imgRequest; rv = aImageEl.GetRequest(nsIImageLoadingContent::CURRENT_REQUEST, getter_AddRefs(imgRequest)); if (NS_SUCCEEDED(rv) && imgRequest) { nsCOMPtr<imgIContainer> imgContainer; rv = imgRequest->GetImage(getter_AddRefs(imgContainer)); if (NS_SUCCEEDED(rv) && imgContainer && imgContainer->GetType() == imgIContainer::TYPE_RASTER) { return true; } } return false; }