void camerautils::selectAspectRatio(bb::cascades::multimedia::Camera *camera, const float aspect)
{
	CameraSettings camsettings;
    camera->getSettings(&camsettings);

    // Get a list of supported resolutions.
    QVariantList reslist = camera->supportedCaptureResolutions(CameraMode::Photo);

    // Find the closest match to the aspect parameter
    for (int i = 0; i < reslist.count(); i++) {
        QSize res = reslist[i].toSize();
        qDebug() << "supported resolution: " << res.width() << "x" << res.height();

        // Check for w:h or h:w within 5px margin of error...
        if ((DELTA(res.width() * aspect, res.height()) < 5)
                || (DELTA(res.width(), res.height() * aspect) < 5)) {
            qDebug() << "picking resolution: " << res.width() << "x" << res.height();
            camsettings.setCaptureResolution(res);
            break;
        }
    }

    // Update the camera setting
    camera->applySettings(&camsettings);
}