FaSTTUBe/GST-Tensordecoder-ov_ep
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autoconvert: Take the object lock fewer times

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When starting up and creating the list of element factories, only
take the object lock twice instead of 3 times.
This commit is contained in:
Jan Schmidt 2009-10-22 00:50:37 +01:00
parent 997f180b85
commit 251afdee91
1 changed files with 10 additions and 16 deletions
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26
gst/autoconvert/gstautoconvert.c
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@ -133,7 +133,7 @@ static gboolean gst_auto_convert_internal_src_query (GstPad * pad,
static const GstQueryType *gst_auto_convert_internal_src_query_type (GstPad * static const GstQueryType *gst_auto_convert_internal_src_query_type (GstPad *
pad); pad);
static void gst_auto_convert_load_factories (GstAutoConvert * autoconvert); static GList *gst_auto_convert_load_factories (GstAutoConvert * autoconvert);
static GQuark internal_srcpad_quark = 0; static GQuark internal_srcpad_quark = 0;
static GQuark internal_sinkpad_quark = 0; static GQuark internal_sinkpad_quark = 0;
@ -728,13 +728,8 @@ gst_auto_convert_sink_setcaps (GstPad * pad, GstCaps * caps)
factories = autoconvert->factories; factories = autoconvert->factories;
GST_OBJECT_UNLOCK (autoconvert); GST_OBJECT_UNLOCK (autoconvert);
if (!factories) { if (!factories)
gst_auto_convert_load_factories (autoconvert); factories = gst_auto_convert_load_factories (autoconvert);
GST_OBJECT_LOCK (autoconvert);
factories = autoconvert->factories;
GST_OBJECT_UNLOCK (autoconvert);
}
for (elem = factories; elem; elem = g_list_next (elem)) { for (elem = factories; elem; elem = g_list_next (elem)) {
GstElementFactory *factory = GST_ELEMENT_FACTORY (elem->data); GstElementFactory *factory = GST_ELEMENT_FACTORY (elem->data);
@ -892,10 +887,11 @@ compare_ranks (GstPluginFeature * f1, GstPluginFeature * f2)
return diff; return diff;
} }
static void static GList *
gst_auto_convert_load_factories (GstAutoConvert * autoconvert) gst_auto_convert_load_factories (GstAutoConvert * autoconvert)
{ {
GList *all_factories; GList *all_factories;
GList *out_factories;
all_factories = all_factories =
gst_default_registry_feature_filter (gst_auto_convert_default_filter_func, gst_default_registry_feature_filter (gst_auto_convert_default_filter_func,
@ -910,12 +906,15 @@ gst_auto_convert_load_factories (GstAutoConvert * autoconvert)
autoconvert->factories = all_factories; autoconvert->factories = all_factories;
all_factories = NULL; all_factories = NULL;
} }
out_factories = autoconvert->factories;
GST_OBJECT_UNLOCK (autoconvert); GST_OBJECT_UNLOCK (autoconvert);
if (all_factories) { if (all_factories) {
/* In this case, someone set the property while we were looking! */ /* In this case, someone set the property while we were looking! */
gst_plugin_feature_list_free (all_factories); gst_plugin_feature_list_free (all_factories);
} }
return out_factories;
} }
/* In this case, we should almost always have an internal element, because /* In this case, we should almost always have an internal element, because
@ -1106,13 +1105,8 @@ gst_auto_convert_sink_getcaps (GstPad * pad)
factories = autoconvert->factories; factories = autoconvert->factories;
GST_OBJECT_UNLOCK (autoconvert); GST_OBJECT_UNLOCK (autoconvert);
if (!factories) { if (!factories)
gst_auto_convert_load_factories (autoconvert); factories = gst_auto_convert_load_factories (autoconvert);
GST_OBJECT_LOCK (autoconvert);
factories = autoconvert->factories;
GST_OBJECT_UNLOCK (autoconvert);
}
for (elem = factories; elem; elem = g_list_next (elem)) { for (elem = factories; elem; elem = g_list_next (elem)) {
GstElementFactory *factory = GST_ELEMENT_FACTORY (elem->data); GstElementFactory *factory = GST_ELEMENT_FACTORY (elem->data);