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gstreamer: Don't try removing locked metas from buffers

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And return success from the `remove()` function.
This commit is contained in:
Sebastian Dröge 2021-11-16 13:08:23 +02:00
parent df36a7c57a
commit a2e22416fe
1 changed files with 8 additions and 2 deletions
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10
gstreamer/src/meta.rs
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@ -257,13 +257,19 @@ impl<'a, T, U> MetaRefMut<'a, T, U> {
impl<'a, T> MetaRefMut<'a, T, Standalone> { impl<'a, T> MetaRefMut<'a, T, Standalone> {
#[doc(alias = "gst_buffer_remove_meta")] #[doc(alias = "gst_buffer_remove_meta")]
pub fn remove(self) { pub fn remove(self) -> Result<(), glib::BoolError> {
if self.flags().contains(crate::MetaFlags::LOCKED) {
return Err(glib::bool_error!("Can't remove locked meta"));
}
unsafe { unsafe {
let res = ffi::gst_buffer_remove_meta( let res = ffi::gst_buffer_remove_meta(
self.buffer.as_mut_ptr(), self.buffer.as_mut_ptr(),
self.meta as *mut T as *mut ffi::GstMeta, self.meta as *mut T as *mut ffi::GstMeta,
); );
assert_ne!(res, glib::ffi::GFALSE); assert_ne!(res, glib::ffi::GFALSE);
Ok(())
} }
} }
} }
@ -733,7 +739,7 @@ mod tests {
unsafe { unsafe {
assert_eq!(meta.parent().as_ptr(), parent.as_ptr()); assert_eq!(meta.parent().as_ptr(), parent.as_ptr());
} }
meta.remove(); meta.remove().unwrap();
} }
{ {