Bound time to a clock, does not work too well

gstreamerhelper/VocaluxeClock.cpp

@@ -0,0 +1,81 @@
+#include "stdafx.h"
+#include "VocaluxeClock.h"
+
+static void vocaluxe_clock_class_init (VocaluxeClockClass * klass);
+static void vocaluxe_clock_init (VocaluxeClock * clock);
+
+static GstClockTime vocaluxe_clock_get_internal_time (GstClock * clock);
+
+static GstSystemClockClass *parent_class = NULL;
+
+GType
+vocaluxe_clock_get_type (void)
+{
+  static GType clock_type = 0;
+
+  if (!clock_type) {
+    static const GTypeInfo clock_info = {
+      sizeof (VocaluxeClockClass),
+      NULL,
+      NULL,
+      (GClassInitFunc) vocaluxe_clock_class_init,
+      NULL,
+      NULL,
+      sizeof (VocaluxeClock),
+      4,
+      (GInstanceInitFunc) vocaluxe_clock_init,
+      NULL
+    };
+
+    clock_type = g_type_register_static (GST_TYPE_SYSTEM_CLOCK, "VocaluxeClock",
+        &clock_info, (GTypeFlags) 0);
+  }
+  return clock_type;
+}
+
+
+static void
+vocaluxe_clock_class_init (VocaluxeClockClass * klass)
+{
+  GstClockClass *gstclock_class;
+
+  gstclock_class = (GstClockClass *) klass;
+
+  parent_class = (GstSystemClockClass*) g_type_class_peek_parent (klass);
+
+  gstclock_class->get_internal_time = vocaluxe_clock_get_internal_time;
+}
+
+static void
+vocaluxe_clock_init (VocaluxeClock * clock)
+{
+  clock->last_time = 0;
+  GST_OBJECT_FLAG_SET (clock, GST_CLOCK_FLAG_CAN_SET_MASTER);
+}
+
+VocaluxeClock *
+vocaluxe_clock_new (const gchar * name)
+{
+  VocaluxeClock *_vocaluxeclock =
+      VOCALUXE_CLOCK (g_object_new (GST_TYPE_VOCALUXE_CLOCK, "name", name, NULL));
+
+  return _vocaluxeclock;
+}
+
+static GstClockTime
+vocaluxe_clock_get_internal_time (GstClock * clock)
+{
+  VocaluxeClock *_vocaluxeclock;
+  GstClockTime result;
+
+  _vocaluxeclock = GST_VOCALUXE_CLOCK_CAST (clock);
+
+  result = _vocaluxeclock->time * GST_SECOND;
+  return result;
+}
+
+void
+vocaluxe_clock_set_time (VocaluxeClock * clock, float time)
+{
+  clock->time = time;
+}