Update our internal state counters when adding/removing elements.

Original commit message from CVS:
Update our internal state counters when adding/removing elements.

diff --git a/gst/gstbin.c b/gst/gstbin.c
index 579fce9..07c5610 100644 (file)
--- a/gst/gstbin.c
+++ b/gst/gstbin.c
@@ -256,6 +256,9 @@ void
 gst_bin_add (GstBin *bin,
             GstElement *element)
 {
+  gint state_idx = 0;
+  GstElementState state;
+
   g_return_if_fail (bin != NULL);
   g_return_if_fail (GST_IS_BIN (bin));
   g_return_if_fail (element != NULL);
@@ -280,6 +283,11 @@ gst_bin_add (GstBin *bin,
   bin->children = g_list_append (bin->children, element);
   bin->numchildren++;
 
+  // bump our internal state counter
+  state = GST_STATE (element);
+  while (state>>=1) state_idx++;
+  bin->child_states[state_idx]++;
+
   ///// now we have to deal with manager stuff
   // we can only do this if there's a scheduler:
   // if we're not a manager, and aren't attached to anything, we have no sched (yet)
@@ -306,6 +314,9 @@ void
 gst_bin_remove (GstBin *bin,
                GstElement *element)
 {
+  gint state_idx = 0;
+  GstElementState state;
+
   g_return_if_fail (bin != NULL);
   g_return_if_fail (GST_IS_BIN (bin));
   g_return_if_fail (element != NULL);
@@ -332,6 +343,11 @@ gst_bin_remove (GstBin *bin,
   bin->children = g_list_remove (bin->children, element);
   bin->numchildren--;
 
+  // bump our internal state counter
+  state = GST_STATE (element);
+  while (state>>=1) state_idx++;
+  bin->child_states[state_idx]--;
+
   GST_INFO_ELEMENT (GST_CAT_PARENTAGE, bin, "removed child %s", GST_ELEMENT_NAME (element));
 
   gst_object_unparent (GST_OBJECT (element));
@@ -711,7 +727,7 @@ gst_bin_iterate (GstBin *bin)
   if (oclass->iterate)
     running = (oclass->iterate) (bin);
 
-  GST_DEBUG_LEAVE("(\"%s\")",GST_ELEMENT_NAME (bin));
+  GST_DEBUG_LEAVE("(\"%s\") %d",GST_ELEMENT_NAME (bin), running);
 
   if (!running) {
     if (GST_STATE (bin) == GST_STATE_PLAYING && GST_STATE_PENDING (bin) == GST_STATE_VOID_PENDING) {