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Pad: post STREAM_STATUS_TYPE_CREATE

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Post a stream-status message indicating that a new task was created so that the
application has a chance to change the properties of the task.

Fix unit test to take into account the new ref of the message.
This commit is contained in:
Wim Taymans 2009-04-23 17:48:08 +02:00 committed by Wim Taymans
parent 88d158f6f3
commit 4b604f7da6
2 changed files with 22 additions and 3 deletions
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21
gst/gstpad.c
View file

@ -4878,13 +4878,32 @@ gst_pad_start_task (GstPad * pad, GstTaskFunction func, gpointer data)
task = gst_task_create (func, data);
gst_task_set_lock (task, GST_PAD_GET_STREAM_LOCK (pad));
gst_task_set_thread_callbacks (task, &thr_callbacks, pad, NULL);
GST_PAD_TASK (pad) = task;
GST_DEBUG_OBJECT (pad, "created task");
/* release lock to post the message */
GST_OBJECT_UNLOCK (pad);
do_stream_status (pad, GST_STREAM_STATUS_TYPE_CREATE, NULL, task);
GST_OBJECT_LOCK (pad);
/* nobody else is supposed to have changed the pad now */
if (GST_PAD_TASK (pad) != NULL)
goto concurrent_start;
GST_PAD_TASK (pad) = task;
}
res = gst_task_set_state (task, GST_TASK_STARTED);
GST_OBJECT_UNLOCK (pad);
return res;
/* ERRORS */
concurrent_start:
{
g_warning ("two threads started pad %s:%s at the same time",
GST_DEBUG_PAD_NAME (pad));
GST_OBJECT_UNLOCK (pad);
gst_object_unref (task);
return FALSE;
}
}
/**

4
tests/check/gst/gstbin.c
View file

@ -301,8 +301,8 @@ GST_START_TEST (test_message_state_changed_children)
* base_src is blocked in the push and has an extra refcount.
* base_sink_chain has taken a refcount on the sink, and is blocked on
* preroll
* The stream-status message holds another ref to the element */
ASSERT_OBJECT_REFCOUNT (src, "src", 3);
* The stream-status messages holds 2 more refs to the element */
ASSERT_OBJECT_REFCOUNT (src, "src", 4);
/* refcount can be 4 if the bin is still processing the async_done message of
* the sink. */
ASSERT_OBJECT_REFCOUNT_BETWEEN (sink, "sink", 2, 3);