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message: add gst_clear_message()

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

Also fixes #275
This commit is contained in:
Niels De Graef 2018-11-04 18:54:44 +01:00 committed by Sebastian Dröge
parent efbfa54a4a
commit 24f1fb252a
1 changed files with 19 additions and 0 deletions
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19
gst/gstmessage.h
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@ -379,6 +379,25 @@ gst_message_unref (GstMessage * msg)
gst_mini_object_unref (GST_MINI_OBJECT_CAST (msg));
}
/**
* gst_clear_message: (skip)
* @msg_ptr: a pointer to a #GstMessage reference
*
* Clears a reference to a #GstMessage.
*
* @msg_ptr must not be %NULL.
*
* If the reference is %NULL then this function does nothing. Otherwise, the
* reference count of the message is decreased and the pointer is set to %NULL.
*
* Since: 1.16
*/
static inline void
gst_clear_message (GstMessage ** msg_ptr)
{
gst_clear_mini_object (msg_ptr);
}
/* copy message */
/**
* gst_message_copy: