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context: Add convenience function gst_context_has_context_type()

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This commit is contained in:
Sebastian Dröge 2013-09-19 09:49:40 +02:00
parent 0ecdc31efb
commit f09b122453
4 changed files with 24 additions and 0 deletions
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1
docs/gst/gstreamer-sections.txt
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@ -679,6 +679,7 @@ gst_context_ref
gst_context_unref gst_context_unref
gst_context_copy gst_context_copy
gst_context_get_context_type gst_context_get_context_type
gst_context_has_context_type
gst_context_is_persistent gst_context_is_persistent
gst_context_get_structure gst_context_get_structure
gst_context_writable_structure gst_context_writable_structure

21
gst/gstcontext.c
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@ -190,6 +190,27 @@ gst_context_get_context_type (const GstContext * context)
return context->context_type; return context->context_type;
} }
/**
* gst_context_has_context_type:
* @context: The #GstContext.
* @context_type: Context type to check.
*
* Checks if @context has @context_type.
*
* Returns: %TRUE if @context has @context_type.
*
* Since: 1.2
*/
gboolean
gst_context_has_context_type (const GstContext * context,
const gchar * context_type)
{
g_return_val_if_fail (GST_IS_CONTEXT (context), NULL);
g_return_val_if_fail (context_type != NULL, NULL);
return strcmp (context->context_type, context_type) == 0;
}
/** /**
* gst_context_get_structure: * gst_context_get_structure:
* @context: The #GstContext. * @context: The #GstContext.

1
gst/gstcontext.h
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@ -148,6 +148,7 @@ GstContext * gst_context_new (const gchar * contex
gboolean persistent) G_GNUC_MALLOC; gboolean persistent) G_GNUC_MALLOC;
const gchar * gst_context_get_context_type (const GstContext * context); const gchar * gst_context_get_context_type (const GstContext * context);
gboolean gst_context_has_context_type (const GstContext * context, const gchar * context_type);
const GstStructure * gst_context_get_structure (const GstContext * context); const GstStructure * gst_context_get_structure (const GstContext * context);
GstStructure * gst_context_writable_structure (GstContext * context); GstStructure * gst_context_writable_structure (GstContext * context);

1
win32/common/libgstreamer.def
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@ -305,6 +305,7 @@ EXPORTS
gst_context_get_context_type gst_context_get_context_type
gst_context_get_structure gst_context_get_structure
gst_context_get_type gst_context_get_type
gst_context_has_context_type
gst_context_is_persistent gst_context_is_persistent
gst_context_new gst_context_new
gst_context_writable_structure gst_context_writable_structure