static void OverrideTryPullSampleEvent(GLib.GType gtype, TryPullSampleEventNativeDelegate callback) { unsafe { IntPtr *raw_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset("try_pull_sample")); *raw_ptr = Marshal.GetFunctionPointerForDelegate((Delegate)callback); } }
private Gst.Sample InternalTryPullSampleEvent(ulong timeout) { TryPullSampleEventNativeDelegate unmanaged = null; unsafe { IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("try_pull_sample")); unmanaged = (TryPullSampleEventNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(TryPullSampleEventNativeDelegate)); } 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)); }