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Check if LoggedObject really a GObject.

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This commit is contained in:
Sirius Wu 2020-11-09 17:33:52 +08:00
parent 9379c730b9
commit a7b0d42964
1 changed files with 7 additions and 4 deletions
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11
gstreamer/src/log.rs
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@ -372,10 +372,13 @@ impl fmt::Display for LoggedObject {
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
unsafe {
let ptr = self.0.as_ptr();
let g_class = (*ptr).g_type_instance.g_class;
if !g_class.is_null() {
let type_ = (*g_class).g_type;
let g_type_instance = &mut (*ptr).g_type_instance;
if gobject_sys::g_type_check_instance_is_fundamentally_a(
g_type_instance,
gobject_sys::g_object_get_type(),
) != glib_sys::GFALSE
{
let type_ = (*g_type_instance.g_class).g_type;
if gobject_sys::g_type_is_a(type_, gst_sys::gst_pad_get_type()) != glib_sys::GFALSE
{