void MafwRendererAdapter::setVolume(int volume)
{
    if(mafw_renderer)
    {
        GValue value = {0};
        g_value_init (&value, G_TYPE_UINT);
        g_value_set_uint (&value, volume);
        mafw_extension_set_property(MAFW_EXTENSION(this->mafw_renderer), MAFW_PROPERTY_RENDERER_VOLUME, &value);
    }
}