G_BEGIN_DECLS
-#define GST_TYPE_MINI_OBJECT (gst_mini_object_get_type())
-#define GST_IS_MINI_OBJECT(obj) (G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_MINI_OBJECT))
-#define GST_IS_MINI_OBJECT_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_MINI_OBJECT))
-#define GST_MINI_OBJECT_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), GST_TYPE_MINI_OBJECT, GstMiniObjectClass))
-#define GST_MINI_OBJECT(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_MINI_OBJECT, GstMiniObject))
-#define GST_MINI_OBJECT_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_MINI_OBJECT, GstMiniObjectClass))
-#define GST_MINI_OBJECT_CAST(obj) ((GstMiniObject*)(obj))
-#define GST_MINI_OBJECT_CONST_CAST(obj) ((const GstMiniObject*)(obj))
+#define GST_IS_MINI_OBJECT_TYPE(obj,type) ((obj) && GST_MINI_OBJECT_TYPE(obj) == (type))
+#define GST_MINI_OBJECT_CAST(obj) ((GstMiniObject*)(obj))
+#define GST_MINI_OBJECT_CONST_CAST(obj) ((const GstMiniObject*)(obj))
+#define GST_MINI_OBJECT(obj) (GST_MINI_OBJECT_CAST(obj))
typedef struct _GstMiniObject GstMiniObject;
-typedef struct _GstMiniObjectClass GstMiniObjectClass;
/**
* GstMiniObjectCopyFunction:
* @obj: MiniObject to copy
*
- * Virtual function prototype for methods to create copies of instances.
+ * Function prototype for methods to create copies of instances.
*
* Returns: reference to cloned instance.
*/
typedef GstMiniObject * (*GstMiniObjectCopyFunction) (const GstMiniObject *obj);
/**
- * GstMiniObjectFinalizeFunction:
- * @obj: MiniObject to finalize
+ * GstMiniObjectDisposeFunction:
+ * @obj: MiniObject to dispose
*
- * Virtual function prototype for methods to free ressources used by
- * mini-objects. Subclasses of the mini object are allowed to revive the
+ * Function prototype for when a miniobject has lost its last refcount.
+ * Implementation of the mini object are allowed to revive the
* passed object by doing a gst_mini_object_ref(). If the object is not
- * revived after the finalize function, the memory associated with the
+ * revived after the dispose function, the memory associated with the
* object is freed.
*/
-typedef void (*GstMiniObjectFinalizeFunction) (GstMiniObject *obj);
+typedef void (*GstMiniObjectDisposeFunction) (GstMiniObject *obj);
+/**
+ * GstMiniObjectFreeFunction:
+ * @obj: MiniObject to free
+ *
+ * Virtual function prototype for methods to free ressources used by
+ * mini-objects.
+ */
+typedef void (*GstMiniObjectFreeFunction) (GstMiniObject *obj);
/**
* GST_MINI_OBJECT_FLAGS:
*
* This macro returns the entire set of flags for the mini-object.
*/
+#define GST_MINI_OBJECT_TYPE(obj) (GST_MINI_OBJECT_CAST(obj)->type)
+/**
+ * GST_MINI_OBJECT_FLAGS:
+ * @obj: MiniObject to return flags for.
+ *
+ * This macro returns the entire set of flags for the mini-object.
+ */
#define GST_MINI_OBJECT_FLAGS(obj) (GST_MINI_OBJECT_CAST(obj)->flags)
/**
* GST_MINI_OBJECT_FLAG_IS_SET:
#define GST_MINI_OBJECT_FLAG_UNSET(obj,flag) (GST_MINI_OBJECT_FLAGS (obj) &= ~(flag))
/**
- * GST_VALUE_HOLDS_MINI_OBJECT:
- * @value: the #GValue to check
- *
- * Checks if the given #GValue contains a #GST_TYPE_MINI_OBJECT value.
- */
-#define GST_VALUE_HOLDS_MINI_OBJECT(value) (G_VALUE_HOLDS(value, GST_TYPE_MINI_OBJECT))
-
-/**
* GstMiniObjectFlags:
- * @GST_MINI_OBJECT_FLAG_READONLY: is the miniobject readonly or writable
- * @GST_MINI_OBJECT_FLAG_RESERVED1: a flag reserved for internal use e.g. as
- * GST_BUFFER_FLAG_MEDIA4. Since: 0.10.33.
* @GST_MINI_OBJECT_FLAG_LAST: first flag that can be used by subclasses.
*
* Flags for the mini object
*/
-
typedef enum
{
- GST_MINI_OBJECT_FLAG_READONLY = (1<<0),
- GST_MINI_OBJECT_FLAG_RESERVED1 = (1<<1),
/* padding */
GST_MINI_OBJECT_FLAG_LAST = (1<<4)
} GstMiniObjectFlags;
#define GST_MINI_OBJECT_REFCOUNT_VALUE(obj) (g_atomic_int_get (&(GST_MINI_OBJECT_CAST(obj))->refcount))
/**
+ * GST_MINI_OBJECT_SIZE:
+ * @obj: a #GstMiniObject
+ *
+ * Get the allocated size of @obj.
+ */
+#define GST_MINI_OBJECT_SIZE(obj) ((GST_MINI_OBJECT_CAST(obj))->size)
+
+/**
* GstMiniObject:
* @instance: type instance
* @refcount: atomic refcount
* @flags: extra flags.
- *
+ * @copy: a copy function
+ * @dispose: a dispose function
+ * @free: the free function
+ *
* Base class for refcounted lightweight objects.
* Ref Func: gst_mini_object_ref
* Unref Func: gst_mini_object_unref
- * Set Value Func: gst_value_set_mini_object
- * Get Value Func: gst_value_get_mini_object
+ * Set Value Func: g_value_set_boxed
+ * Get Value Func: g_value_get_boxed
*/
struct _GstMiniObject {
- GTypeInstance instance;
- /*< public >*/ /* with COW */
- gint refcount;
- guint flags;
-
- /*< private >*/
- gpointer _gst_reserved;
-};
+ GType type;
-struct _GstMiniObjectClass {
- GTypeClass type_class;
+ /*< public >*/ /* with COW */
+ gint refcount;
+ guint flags;
+ gsize size;
GstMiniObjectCopyFunction copy;
- GstMiniObjectFinalizeFunction finalize;
-
- /*< private >*/
- gpointer _gst_reserved;
-};
-
-GType gst_mini_object_get_type (void);
-
-GstMiniObject* gst_mini_object_new (GType type);
-GstMiniObject* gst_mini_object_copy (const GstMiniObject *mini_object);
-gboolean gst_mini_object_is_writable (const GstMiniObject *mini_object);
-GstMiniObject* gst_mini_object_make_writable (GstMiniObject *mini_object);
-
-/* refcounting */
-GstMiniObject* gst_mini_object_ref (GstMiniObject *mini_object);
-void gst_mini_object_unref (GstMiniObject *mini_object);
-void gst_mini_object_replace (GstMiniObject **olddata, GstMiniObject *newdata);
-
-/* GParamSpec */
-
-#define GST_TYPE_PARAM_MINI_OBJECT (gst_param_spec_mini_object_get_type())
-#define GST_IS_PARAM_SPEC_MINI_OBJECT(pspec) (G_TYPE_CHECK_INSTANCE_TYPE ((pspec), \
- GST_TYPE_PARAM_MINI_OBJECT))
-#define GST_PARAM_SPEC_MINI_OBJECT(pspec) (G_TYPE_CHECK_INSTANCE_CAST ((pspec), \
- GST_TYPE_PARAM_MINI_OBJECT, \
- GstParamSpecMiniObject))
-
-typedef struct _GstParamSpecMiniObject GstParamSpecMiniObject;
-
-/**
- * GstParamSpecMiniObject:
- * @parent_instance: private %GParamSpec portion
- *
- * A %GParamSpec derived structure that contains the meta data
- * for %GstMiniObject properties.
- */
-struct _GstParamSpecMiniObject
-{
- GParamSpec parent_instance;
+ GstMiniObjectDisposeFunction dispose;
+ GstMiniObjectFreeFunction free;
};
+GType gst_mini_object_register (const gchar *name);
-GType gst_param_spec_mini_object_get_type (void);
+void gst_mini_object_init (GstMiniObject *mini_object,
+ GType type, gsize size);
-GParamSpec* gst_param_spec_mini_object (const char *name, const char *nick,
- const char *blurb, GType object_type,
- GParamFlags flags);
+GstMiniObject* gst_mini_object_copy (const GstMiniObject *mini_object);
+gboolean gst_mini_object_is_writable (const GstMiniObject *mini_object);
+GstMiniObject* gst_mini_object_make_writable (GstMiniObject *mini_object);
-/* GValue stuff */
+/* refcounting */
+GstMiniObject* gst_mini_object_ref (GstMiniObject *mini_object);
+void gst_mini_object_unref (GstMiniObject *mini_object);
-void gst_value_set_mini_object (GValue *value, GstMiniObject *mini_object);
-void gst_value_take_mini_object (GValue *value, GstMiniObject *mini_object);
-GstMiniObject* gst_value_get_mini_object (const GValue *value);
-GstMiniObject* gst_value_dup_mini_object (const GValue *value);
+void gst_mini_object_replace (GstMiniObject **olddata, GstMiniObject *newdata);
G_END_DECLS
projects / platform / upstream / gstreamer.git / blobdiff