gstreamer/validate/gst/qa/gst-qa-override-registry.c

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/* GStreamer
* Copyright (C) 2013 Thiago Santos <thiago.sousa.santos@collabora.com>
*
* gst-qa-override-registry.c - QA Override Registry
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#include <string.h>
#include "gst-qa-override-registry.h"
typedef struct
{
gchar *name;
GstQaOverride *override;
} GstQaOverrideRegistryNameEntry;
static GMutex _gst_qa_override_registry_mutex;
static GstQaOverrideRegistry *_registry_default;
#define GST_QA_OVERRIDE_REGISTRY_LOCK(r) g_mutex_lock (&r->mutex)
#define GST_QA_OVERRIDE_REGISTRY_UNLOCK(r) g_mutex_unlock (&r->mutex)
static GstQaOverrideRegistry *
gst_qa_override_registry_new (void)
{
GstQaOverrideRegistry *reg = g_slice_new0 (GstQaOverrideRegistry);
g_mutex_init (&reg->mutex);
g_queue_init (&reg->name_overrides);
return reg;
}
GstQaOverrideRegistry *
gst_qa_override_registry_get (void)
{
g_mutex_lock (&_gst_qa_override_registry_mutex);
if (G_UNLIKELY (!_registry_default)) {
_registry_default = gst_qa_override_registry_new ();
}
g_mutex_unlock (&_gst_qa_override_registry_mutex);
return _registry_default;
}
void
gst_qa_override_register_by_name (const gchar * name, GstQaOverride * override)
{
GstQaOverrideRegistry *registry = gst_qa_override_registry_get ();
GstQaOverrideRegistryNameEntry *entry =
g_slice_new (GstQaOverrideRegistryNameEntry);
GST_QA_OVERRIDE_REGISTRY_LOCK (registry);
entry->name = g_strdup (name);
entry->override = override;
g_queue_push_tail (&registry->name_overrides, entry);
GST_QA_OVERRIDE_REGISTRY_UNLOCK (registry);
}
static void
gst_qa_override_registry_attach_name_overrides_unlocked (GstQaOverrideRegistry *
registry, GstQaMonitor * monitor)
{
GstQaOverrideRegistryNameEntry *entry;
GList *iter;
const gchar *name;
name = gst_qa_monitor_get_element_name (monitor);
for (iter = registry->name_overrides.head; iter; iter = g_list_next (iter)) {
entry = iter->data;
if (strcmp (name, entry->name) == 0) {
gst_qa_monitor_attach_override (monitor, entry->override);
}
}
}
void
gst_qa_override_registry_attach_overrides (GstQaMonitor * monitor)
{
GstQaOverrideRegistry *reg = gst_qa_override_registry_get ();
GST_QA_OVERRIDE_REGISTRY_LOCK (reg);
gst_qa_override_registry_attach_name_overrides_unlocked (reg, monitor);
GST_QA_OVERRIDE_REGISTRY_UNLOCK (reg);
}