{GST_MESSAGE_HAVE_CONTEXT, "have-context", 0},
{GST_MESSAGE_DEVICE_ADDED, "device-added", 0},
{GST_MESSAGE_DEVICE_REMOVED, "device-removed", 0},
+ {GST_MESSAGE_DEVICE_CHANGED, "device-changed", 0},
{GST_MESSAGE_PROPERTY_NOTIFY, "property-notify", 0},
{GST_MESSAGE_STREAM_COLLECTION, "stream-collection", 0},
{GST_MESSAGE_STREAMS_SELECTED, "streams-selected", 0},
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);
}
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;
}
* @src: (transfer none) (allow-none): The object originating the message.
* @error: (transfer none): The GError for this message.
* @debug: A debugging string.
- * @details: (transfer full): (allow-none): A GstStructure with details
+ * @details: (transfer full) (allow-none): A GstStructure with details
*
* Create a new error message. The message will copy @error and
* @debug. This message is posted by element when a fatal event
/**
* 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.
* @src: (transfer none) (allow-none): The object originating the message.
* @error: (transfer none): The GError for this message.
* @debug: A debugging string.
- * @details: (transfer full): (allow-none): A GstStructure with details
+ * @details: (transfer full) (allow-none): A GstStructure with details
*
* Create a new warning message. The message will make copies of @error and
* @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.
* @src: (transfer none) (allow-none): The object originating the message.
* @error: (transfer none): The GError for this message.
* @debug: A debugging string.
- * @details: (transfer full): (allow-none): A GstStructure with details
+ * @details: (transfer full) (allow-none): A GstStructure with details
*
* Create a new info message. The message will make copies of @error and
* @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.
/**
* 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.
*
}
/**
+ * gst_message_new_device_changed:
+ * @src: The #GstObject that created the message
+ * @device: (transfer none): The newly created device representing @replaced_device
+ * with its new configuration.
+ *
+ * Creates a new device-changed message. The device-changed message is produced
+ * by #GstDeviceProvider or a #GstDeviceMonitor. They announce that a device
+ * properties has changed and @device represent the new modified version of @changed_device.
+ *
+ * Returns: a newly allocated #GstMessage
+ *
+ * Since: 1.16
+ */
+GstMessage *
+gst_message_new_device_changed (GstObject * src, GstDevice * device,
+ GstDevice * changed_device)
+{
+ GstMessage *message;
+ GstStructure *structure;
+
+ g_return_val_if_fail (device != NULL, NULL);
+ g_return_val_if_fail (GST_IS_DEVICE (device), NULL);
+
+ structure = gst_structure_new_id (GST_QUARK (MESSAGE_DEVICE_CHANGED),
+ GST_QUARK (DEVICE), GST_TYPE_DEVICE, device,
+ GST_QUARK (DEVICE_CHANGED), GST_TYPE_DEVICE, changed_device, NULL);
+ message = gst_message_new_custom (GST_MESSAGE_DEVICE_CHANGED, src, structure);
+
+ return message;
+}
+
+/**
+ * gst_message_parse_device_changed:
+ * @message: a #GstMessage of type %GST_MESSAGE_DEVICE_CHANGED
+ * @device: (out) (allow-none) (transfer full): A location where to store a
+ * pointer to the updated version of the #GstDevice, or %NULL
+ * @changed_device: (out) (allow-none) (transfer full): A location where to store a
+ * pointer to the old version of the #GstDevice, or %NULL
+ *
+ * Parses a device-changed message. The device-changed message is produced by
+ * #GstDeviceProvider or a #GstDeviceMonitor. It announces the
+ * disappearance of monitored devices. * It announce that a device properties has
+ * changed and @device represents the new modified version of @changed_device.
+ *
+ * Since: 1.16
+ */
+void
+gst_message_parse_device_changed (GstMessage * message, GstDevice ** device,
+ GstDevice ** changed_device)
+{
+ g_return_if_fail (GST_IS_MESSAGE (message));
+ g_return_if_fail (GST_MESSAGE_TYPE (message) == GST_MESSAGE_DEVICE_CHANGED);
+
+ if (device)
+ gst_structure_id_get (GST_MESSAGE_STRUCTURE (message),
+ GST_QUARK (DEVICE), GST_TYPE_DEVICE, device, NULL);
+
+ if (changed_device)
+ gst_structure_id_get (GST_MESSAGE_STRUCTURE (message),
+ GST_QUARK (DEVICE_CHANGED), GST_TYPE_DEVICE, changed_device, NULL);
+}
+
+/**
* gst_message_new_property_notify:
* @src: The #GstObject whose property changed (may or may not be a #GstElement)
* @property_name: name of the property that changed
* @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