static void OverrideTryPullPrerollEvent(GLib.GType gtype, TryPullPrerollEventNativeDelegate callback)
{
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset("try_pull_preroll"));
*raw_ptr = Marshal.GetFunctionPointerForDelegate((Delegate)callback);
}
}
private Gst.Sample InternalTryPullPrerollEvent(ulong timeout)
{
TryPullPrerollEventNativeDelegate unmanaged = null;
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("try_pull_preroll"));
unmanaged = (TryPullPrerollEventNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(TryPullPrerollEventNativeDelegate));
}
if (unmanaged == null)
{
return(null);
}
IntPtr __result = unmanaged(this.Handle, timeout);
return(__result == IntPtr.Zero ? null : (Gst.Sample)GLib.Opaque.GetOpaque(__result, typeof(Gst.Sample), true));
}
