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taglist: add gst_clear_tag_list()

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Basically, you can use this instead of using gst_tag_list_unref (which
needs to be preceded by a NULL-check).

Also fixes #275
This commit is contained in:
Niels De Graef 2018-11-04 18:55:42 +01:00 committed by Sebastian Dröge
parent bb07550c2d
commit fdeddb4b93
1 changed files with 19 additions and 0 deletions
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19
gst/gsttaglist.h
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@ -481,6 +481,25 @@ gst_tag_list_unref (GstTagList * taglist)
gst_mini_object_unref (GST_MINI_OBJECT_CAST (taglist));
}
/**
* gst_clear_tag_list: (skip)
* @taglist_ptr: a pointer to a #GstTagList reference
*
* Clears a reference to a #GstTagList.
*
* @taglist_ptr must not be %NULL.
*
* If the reference is %NULL then this function does nothing. Otherwise, the
* reference count of the taglist is decreased and the pointer is set to %NULL.
*
* Since: 1.16
*/
static inline void
gst_clear_tag_list (GstTagList ** taglist_ptr)
{
gst_clear_mini_object (taglist_ptr);
}
/**
* gst_tag_list_copy:
* @taglist: a #GstTagList.