Commit ae08561a authored by Wim Taymans's avatar Wim Taymans

element: add gst_element_lost_state_full()

Add a gst_element_lost_state_full() with an extra argument to control
distribution of a new base_time. We will need this for flushing step
operations.

API: GstElement::gst_element_lost_state_full()
parent b23279e9
......@@ -548,6 +548,7 @@ gst_element_is_locked_state
gst_element_abort_state
gst_element_continue_state
gst_element_lost_state
gst_element_lost_state_full
gst_element_state_get_name
gst_element_state_change_return_get_name
gst_element_sync_state_with_parent
......
......@@ -2176,15 +2176,16 @@ complete:
}
/**
* gst_element_lost_state:
* gst_element_lost_state_full:
* @element: a #GstElement the state is lost of
* @new_base_time: if a new base time should be distributed
*
* Brings the element to the lost state. The current state of the
* element is copied to the pending state so that any call to
* gst_element_get_state() will return %GST_STATE_CHANGE_ASYNC.
*
* An ASYNC_START message is posted with an indication to distribute a new
* base_time to the element.
* An ASYNC_START message is posted with indication to distribute a new
* base_time to the element when @new_base_time is %TRUE.
* If the element was PLAYING, it will go to PAUSED. The element
* will be restored to its PLAYING state by the parent pipeline when it
* prerolls again.
......@@ -2198,10 +2199,12 @@ complete:
* This function is used internally and should normally not be called from
* plugins or applications.
*
* Since: 0.10.24
*
* MT safe.
*/
void
gst_element_lost_state (GstElement * element)
gst_element_lost_state_full (GstElement * element, gboolean new_base_time)
{
GstState old_state, new_state;
GstMessage *message;
......@@ -2239,7 +2242,8 @@ gst_element_lost_state (GstElement * element)
new_state, new_state, new_state);
gst_element_post_message (element, message);
message = gst_message_new_async_start (GST_OBJECT_CAST (element), TRUE);
message =
gst_message_new_async_start (GST_OBJECT_CAST (element), new_base_time);
gst_element_post_message (element, message);
return;
......@@ -2259,6 +2263,24 @@ only_async_start:
}
}
/**
* gst_element_lost_state:
* @element: a #GstElement the state is lost of
*
* Brings the element to the lost state. This function calls
* gst_element_lost_state_full() with the new_base_time set to %TRUE.
*
* This function is used internally and should normally not be called from
* plugins or applications.
*
* MT safe.
*/
void
gst_element_lost_state (GstElement * element)
{
gst_element_lost_state_full (element, TRUE);
}
/**
* gst_element_set_state:
* @element: a #GstElement to change state of.
......
......@@ -654,6 +654,7 @@ GstStateChangeReturn gst_element_change_state (GstElement * element,
GstStateChangeReturn gst_element_continue_state (GstElement * element,
GstStateChangeReturn ret);
void gst_element_lost_state (GstElement * element);
void gst_element_lost_state_full (GstElement * element, gboolean new_base_time);
/* factory management */
GstElementFactory* gst_element_get_factory (GstElement *element);
......
......@@ -306,6 +306,7 @@ EXPORTS
gst_element_link_pads
gst_element_link_pads_filtered
gst_element_lost_state
gst_element_lost_state_full
gst_element_make_from_uri
gst_element_message_full
gst_element_no_more_pads
......
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