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query: fix typo in method name and improve docs

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Fixed typo in method name and add/improve the docs.
This commit is contained in:
Wim Taymans 2011-04-28 16:20:22 +02:00
parent 06f6935107
commit 6ea2e71c48
3 changed files with 62 additions and 6 deletions
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62
gst/gstquery.c
View file

@ -1067,7 +1067,7 @@ gst_query_parse_formats_nth (GstQuery * query, guint nth, GstFormat * format)
* Constructs a new query object for querying the buffering status of
* a stream.
*
* Free-function: gst_query_new
* Free-function: gst_query_unref
*
* Returns: (transfer full): a new #GstQuery
*
@ -1467,9 +1467,19 @@ gst_query_parse_uri (GstQuery * query, gchar ** uri)
GST_QUARK (URI)));
}
/**
* gst_query_new_allocation
* @caps: the negotiated caps
* @need_pool: return a pool
*
* Constructs a new query object for querying the allocation properties.
*
* Free-function: gst_query_unref
*
* Returns: (transfer full): a new #GstQuery
*/
GstQuery *
gst_query_new_alloction (GstCaps * caps, gboolean need_pool)
gst_query_new_allocation (GstCaps * caps, gboolean need_pool)
{
GstQuery *query;
GstStructure *structure;
@ -1488,6 +1498,16 @@ gst_query_new_alloction (GstCaps * caps, gboolean need_pool)
return query;
}
/**
* gst_query_set_allocation
* @query: A valid #GstQuery of type GST_QUERY_ALLOCATION.
* @alignment: the alignment
* @prefix: the prefix
* @size: the size
* @pool: the #GstBufferPool
*
* Set the allocation properties in @query.
*/
void
gst_query_set_allocation (GstQuery * query, guint alignment, guint prefix,
guint size, GstBufferPool * pool)
@ -1501,6 +1521,16 @@ gst_query_set_allocation (GstQuery * query, guint alignment, guint prefix,
GST_QUARK (POOL), GST_TYPE_BUFFER_POOL, pool, NULL);
}
/**
* gst_query_parse_allocation
* @query: A valid #GstQuery of type GST_QUERY_ALLOCATION.
* @alignment: the alignment
* @prefix: the prefix
* @size: the size
* @pool: the #GstBufferPool
*
* Get the allocation properties in @query.
*/
void
gst_query_parse_allocation (GstQuery * query, guint * alignment, guint * prefix,
guint * size, GstBufferPool ** pool)
@ -1514,6 +1544,13 @@ gst_query_parse_allocation (GstQuery * query, guint * alignment, guint * prefix,
GST_QUARK (POOL), GST_TYPE_BUFFER_POOL, pool, NULL);
}
/**
* gst_query_add_allocation_meta
* @query: a GST_QUERY_ALLOCATION type query #GstQuery
* @api: the metadata API
*
* Add @api as aone of the supported metadata API to @query.
*/
void
gst_query_add_allocation_meta (GstQuery * query, const gchar * api)
{
@ -1544,6 +1581,15 @@ gst_query_add_allocation_meta (GstQuery * query, const gchar * api)
g_value_unset (&api_value);
}
/**
* gst_query_get_n_allocation_meta
* @query: a GST_QUERY_ALLOCATION type query #GstQuery
*
* Retrieve the number of values currently stored in the
* meta API array of the query's structure.
*
* Returns: the metadata API array size as a #guint.
*/
guint
gst_query_get_n_allocation_meta (GstQuery * query)
{
@ -1561,6 +1607,16 @@ gst_query_get_n_allocation_meta (GstQuery * query)
return size;
}
/**
* gst_query_parse_allocation_meta
* @query: a GST_QUERY_ALLOCATION type query #GstQuery
* @index: position in the metadata API array to read
*
* Parse an available query and get the metadata API
* at @index of the metadata API array.
*
* Returns: a #gchar of the metadata API at @index.
*/
const gchar *
gst_query_parse_allocation_meta (GstQuery * query, guint index)
{

4
gst/gstquery.h
View file

@ -52,7 +52,7 @@ G_BEGIN_DECLS
* @GST_QUERY_CUSTOM: a custom application or element defined query. Since
* 0.10.22.
* @GST_QUERY_URI: query the URI of the source or sink. Since 0.10.22.
* @GST_QUERY_TRANSPORT: the buffer allocation properties
* @GST_QUERY_ALLOCATION: the buffer allocation properties
*
* Standard predefined Query types
*/
@ -329,7 +329,7 @@ void gst_query_parse_uri (GstQuery *query, gchar **uri)
void gst_query_set_uri (GstQuery *query, const gchar *uri);
/* allocation query */
GstQuery * gst_query_new_alloction (GstCaps *caps, gboolean need_pool);
GstQuery * gst_query_new_allocation (GstCaps *caps, gboolean need_pool);
void gst_query_set_allocation (GstQuery *query, guint alignment, guint prefix,
guint size, GstBufferPool *pool);

2
win32/common/libgstreamer.def
View file

@ -833,7 +833,7 @@ EXPORTS
gst_query_get_n_buffering_ranges
gst_query_get_structure
gst_query_get_type
gst_query_new_alloction
gst_query_new_allocation
gst_query_new_application
gst_query_new_buffering
gst_query_new_convert