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API: add GST_QUERY_CAST

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because we can, and for consistency.
This commit is contained in:
Tim-Philipp Müller 2009-03-20 00:39:41 +00:00
parent d430552ec3
commit 0492ca71f5
2 changed files with 3 additions and 0 deletions
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1
docs/gst/gstreamer-sections.txt
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@ -1818,6 +1818,7 @@ gst_query_set_uri
<SUBSECTION Standard>
GstQueryClass
GST_QUERY
GST_QUERY_CAST
GST_IS_QUERY
GST_QUERY_CLASS
GST_IS_QUERY_CLASS

2
gst/gstquery.h
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@ -114,8 +114,10 @@ struct _GstQueryTypeDefinition
#define GST_IS_QUERY_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_QUERY))
#define GST_QUERY_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_QUERY, GstQueryClass))
#define GST_QUERY(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_QUERY, GstQuery))
#define GST_QUERY_CAST(obj) ((GstQuery*)(obj)) /* only since 0.10.23 */
#define GST_QUERY_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_QUERY, GstQueryClass))
/**
* GST_QUERY_TYPE:
* @query: the query to query