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query: Add new API to remove allocation params and pools from the allocation query

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This commit is contained in:
Sebastian Dröge 2013-02-25 13:57:43 +01:00
parent e460be622d
commit 008b35f6ae
4 changed files with 56 additions and 0 deletions
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2
docs/gst/gstreamer-sections.txt
View file

@ -2252,11 +2252,13 @@ gst_query_add_allocation_pool
gst_query_get_n_allocation_pools gst_query_get_n_allocation_pools
gst_query_parse_nth_allocation_pool gst_query_parse_nth_allocation_pool
gst_query_set_nth_allocation_pool gst_query_set_nth_allocation_pool
gst_query_remove_nth_allocation_pool
gst_query_add_allocation_param gst_query_add_allocation_param
gst_query_get_n_allocation_params gst_query_get_n_allocation_params
gst_query_parse_nth_allocation_param gst_query_parse_nth_allocation_param
gst_query_set_nth_allocation_param gst_query_set_nth_allocation_param
gst_query_remove_nth_allocation_param
gst_query_add_allocation_meta gst_query_add_allocation_meta
gst_query_get_n_allocation_metas gst_query_get_n_allocation_metas

50
gst/gstquery.c
View file

@ -1623,6 +1623,31 @@ gst_query_set_nth_allocation_pool (GstQuery * query, guint index,
g_array_index (array, AllocationPool, index) = ap; g_array_index (array, AllocationPool, index) = ap;
} }
/**
* gst_query_remove_nth_allocation_pool:
* @query: a GST_QUERY_ALLOCATION type query #GstQuery
* @index: position in the allocation pool array to remove
*
* Remove the allocation pool at @index of the allocation pool array.
*/
void
gst_query_remove_nth_allocation_pool (GstQuery * query, guint index)
{
GArray *array;
GstStructure *structure;
g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_ALLOCATION);
g_return_if_fail (gst_query_is_writable (query));
structure = GST_QUERY_STRUCTURE (query);
array =
ensure_array (structure, GST_QUARK (POOL), sizeof (AllocationPool),
(GDestroyNotify) allocation_pool_free);
g_return_if_fail (index < array->len);
g_array_remove_index (array, index);
}
typedef struct typedef struct
{ {
GType api; GType api;
@ -1940,6 +1965,31 @@ gst_query_set_nth_allocation_param (GstQuery * query, guint index,
g_array_index (array, AllocationParam, index) = ap; g_array_index (array, AllocationParam, index) = ap;
} }
/**
* gst_query_remove_nth_allocation_param:
* @query: a GST_QUERY_ALLOCATION type query #GstQuery
* @index: position in the allocation param array to remove
*
* Remove the allocation param at @index of the allocation param array.
*/
void
gst_query_remove_nth_allocation_param (GstQuery * query, guint index)
{
GArray *array;
GstStructure *structure;
g_return_if_fail (GST_QUERY_TYPE (query) == GST_QUERY_ALLOCATION);
g_return_if_fail (gst_query_is_writable (query));
structure = GST_QUERY_STRUCTURE (query);
array =
ensure_array (structure, GST_QUARK (ALLOCATOR), sizeof (AllocationParam),
(GDestroyNotify) allocation_param_free);
g_return_if_fail (index < array->len);
g_array_remove_index (array, index);
}
/** /**
* gst_query_new_scheduling: * gst_query_new_scheduling:
* *

2
gst/gstquery.h
View file

@ -411,6 +411,7 @@ void gst_query_set_nth_allocation_pool (GstQuery *query, guint ind
GstBufferPool *pool, GstBufferPool *pool,
guint size, guint min_buffers, guint size, guint min_buffers,
guint max_buffers); guint max_buffers);
void gst_query_remove_nth_allocation_pool (GstQuery *query, guint index);
/* allocators */ /* allocators */
void gst_query_add_allocation_param (GstQuery *query, GstAllocator *allocator, void gst_query_add_allocation_param (GstQuery *query, GstAllocator *allocator,
@ -422,6 +423,7 @@ void gst_query_parse_nth_allocation_param (GstQuery *query, guint ind
void gst_query_set_nth_allocation_param (GstQuery *query, guint index, void gst_query_set_nth_allocation_param (GstQuery *query, guint index,
GstAllocator *allocator, GstAllocator *allocator,
const GstAllocationParams *params); const GstAllocationParams *params);
void gst_query_remove_nth_allocation_param (GstQuery *query, guint index);
/* metadata */ /* metadata */
void gst_query_add_allocation_meta (GstQuery *query, GType api, const GstStructure *params); void gst_query_add_allocation_meta (GstQuery *query, GType api, const GstStructure *params);

2
win32/common/libgstreamer.def
View file

@ -908,6 +908,8 @@ EXPORTS
gst_query_parse_segment gst_query_parse_segment
gst_query_parse_uri gst_query_parse_uri
gst_query_remove_nth_allocation_meta gst_query_remove_nth_allocation_meta
gst_query_remove_nth_allocation_param
gst_query_remove_nth_allocation_pool
gst_query_set_accept_caps_result gst_query_set_accept_caps_result
gst_query_set_buffering_percent gst_query_set_buffering_percent
gst_query_set_buffering_range gst_query_set_buffering_range