Function gst_ vulkan_ instance_ open 
Source pub unsafe extern "C" fn gst_vulkan_instance_open(
    instance: *mut GstVulkanInstance,
    error: *mut *mut GError,
) -> gbooleanpub unsafe extern "C" fn gst_vulkan_instance_open(
    instance: *mut GstVulkanInstance,
    error: *mut *mut GError,
) -> gboolean