X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=gst%2Fgstmessage.c;h=25c47e18c8aae9063e01945981173c329d79ea1a;hb=b89b1802df44829a0c034db5807bc893ad3c7774;hp=a5765dac6ebf90dc82ecb3b9f8c70f86196677da;hpb=46b1a6e50513ff5738245715038ea90fd6988b3a;p=platform%2Fupstream%2Fgstreamer.git

diff --git a/gst/gstmessage.c b/gst/gstmessage.c
index a5765da..25c47e1 100644
--- a/gst/gstmessage.c
+++ b/gst/gstmessage.c
@@ -217,6 +217,9 @@ _gst_message_free (GstMessage * message)
     gst_structure_set_parent_refcount (structure, NULL);
     gst_structure_free (structure);
   }
+#ifdef USE_POISONING
+  memset (message, 0xff, sizeof (GstMessageImpl));
+#endif
 
   g_slice_free1 (sizeof (GstMessageImpl), message);
 }
@@ -284,7 +287,7 @@ gst_message_init (GstMessageImpl * message, GstMessageType type,
  * handled by other message-specific functions to pass a message to the
  * app. The structure field can be %NULL.
  *
- * Returns: (transfer full): The new message.
+ * Returns: (transfer full) (nullable): The new message.
  *
  * MT safe.
  */
@@ -367,6 +370,7 @@ void
 gst_message_set_seqnum (GstMessage * message, guint32 seqnum)
 {
   g_return_if_fail (GST_IS_MESSAGE (message));
+  g_return_if_fail (seqnum != GST_SEQNUM_INVALID);
 
   GST_MESSAGE_SEQNUM (message) = seqnum;
 }
@@ -405,7 +409,7 @@ gst_message_new_eos (GstObject * src)
  * occurred. The pipeline will probably (partially) stop. The application
  * receiving this message should stop the pipeline.
  *
- * Returns: (transfer full): the new error message.
+ * Returns: (transfer full) (nullable): the new error message.
  *
  * Since: 1.10
  */
@@ -462,7 +466,7 @@ gst_message_new_error (GstObject * src, GError * error, const gchar * debug)
 /**
  * gst_message_parse_error_details:
  * @message: The message object
- * @structure: (out): A pointer to the returned details
+ * @structure: (transfer none) (out): A pointer to the returned details
  *
  * Returns the optional details structure, may be NULL if none.
  * The returned structure must not be freed.
@@ -497,7 +501,7 @@ gst_message_parse_error_details (GstMessage * message,
  * Create a new warning message. The message will make copies of @error and
  * @debug.
  *
- * Returns: (transfer full): the new warning message.
+ * Returns: (transfer full) (nullable): the new warning message.
  *
  * Since: 1.10
  */
@@ -552,7 +556,7 @@ gst_message_new_warning (GstObject * src, GError * error, const gchar * debug)
 /**
  * gst_message_parse_warning_details:
  * @message: The message object
- * @structure: (out): A pointer to the returned details structure
+ * @structure: (transfer none) (out): A pointer to the returned details structure
  *
  * Returns the optional details structure, may be NULL if none
  * The returned structure must not be freed.
@@ -587,7 +591,7 @@ gst_message_parse_warning_details (GstMessage * message,
  * Create a new info message. The message will make copies of @error and
  * @debug.
  *
- * Returns: (transfer full): the new warning message.
+ * Returns: (transfer full) (nullable): the new warning message.
  *
  * Since: 1.10
  */
@@ -642,7 +646,7 @@ gst_message_new_info (GstObject * src, GError * error, const gchar * debug)
 /**
  * gst_message_parse_info_details:
  * @message: The message object
- * @structure: (out): A pointer to the returned details structure
+ * @structure: (transfer none) (out): A pointer to the returned details structure
  *
  * Returns the optional details structure, may be NULL if none
  * The returned structure must not be freed.
@@ -714,7 +718,7 @@ gst_message_new_tag (GstObject * src, GstTagList * tag_list)
  *
  * MT safe.
  *
- * Returns: (transfer full): The new buffering message.
+ * Returns: (transfer full) (nullable): The new buffering message.
  */
 GstMessage *
 gst_message_new_buffering (GstObject * src, gint percent)
@@ -984,7 +988,7 @@ gst_message_new_segment_done (GstObject * src, GstFormat format,
  * Create a new application-typed message. GStreamer will never create these
  * messages; they are a gift from us to you. Enjoy.
  *
- * Returns: (transfer full): The new application message.
+ * Returns: (transfer full) (nullable): The new application message.
  *
  * MT safe.
  */
@@ -1007,7 +1011,7 @@ gst_message_new_application (GstObject * src, GstStructure * structure)
  * "the firewire cable was unplugged". The format of the message should be
  * documented in the element's documentation. The structure field can be %NULL.
  *
- * Returns: (transfer full): The new element message.
+ * Returns: (transfer full) (nullable): The new element message.
  *
  * MT safe.
  */
@@ -1815,9 +1819,10 @@ gst_message_set_stream_status_object (GstMessage * message,
  *
  * Extracts the object managing the streaming thread from @message.
  *
- * Returns: a GValue containing the object that manages the streaming thread.
- * This object is usually of type GstTask but other types can be added in the
- * future. The object remains valid as long as @message is valid.
+ * Returns: (nullable): a GValue containing the object that manages the
+ * streaming thread. This object is usually of type GstTask but other types can
+ * be added in the future. The object remains valid as long as @message is
+ * valid.
  */
 const GValue *
 gst_message_get_stream_status_object (GstMessage * message)
@@ -2226,7 +2231,7 @@ gst_message_parse_qos_stats (GstMessage * message, GstFormat * format,
  * @code contains a well defined string describing the action.
  * @text should contain a user visible string detailing the current action.
  *
- * Returns: (transfer full): The new qos message.
+ * Returns: (transfer full) (nullable): The new qos message.
  */
 GstMessage *
 gst_message_new_progress (GstObject * src, GstProgressType type,
@@ -2503,7 +2508,7 @@ gst_message_new_need_context (GstObject * src, const gchar * context_type)
 /**
  * gst_message_parse_context_type:
  * @message: a GST_MESSAGE_NEED_CONTEXT type message
- * @context_type: (out) (allow-none): the context type, or %NULL
+ * @context_type: (out) (transfer none) (allow-none): the context type, or %NULL
  *
  * Parse a context type from an existing GST_MESSAGE_NEED_CONTEXT message.
  *
@@ -2720,11 +2725,12 @@ gst_message_new_property_notify (GstObject * src, const gchar * property_name,
  * @message: a #GstMessage of type %GST_MESSAGE_PROPERTY_NOTIFY
  * @object: (out) (allow-none) (transfer none): location where to store a
  *     pointer to the object whose property got changed, or %NULL
- * @property_name: (out) (allow-none): return location for the name of the
- *     property that got changed, or %NULL
- * @property_value: (out) (allow-none): return location for the new value of
- *     the property that got changed, or %NULL. This will only be set if the
- *     property notify watch was told to include the value when it was set up
+ * @property_name: (out) (transfer none) (allow-none): return location for
+ *     the name of the property that got changed, or %NULL
+ * @property_value: (out) (transfer none) (allow-none): return location for
+ *     the new value of the property that got changed, or %NULL. This will
+ *     only be set if the property notify watch was told to include the value
+ *     when it was set up
  *
  * Parses a property-notify message. These will be posted on the bus only
  * when set up with gst_element_add_property_notify_watch() or
@@ -2911,7 +2917,7 @@ gst_message_streams_selected_add (GstMessage * msg, GstStream * stream)
  *
  * Retrieves the #GstStream with index @index from the @message.
  *
- * Returns: (transfer full): A #GstStream
+ * Returns: (transfer full) (nullable): A #GstStream
  *
  * Since: 1.10
  */