static void OverridePayload(GLib.GType gtype, PayloadNativeDelegate callback)
{
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset("payload"));
*raw_ptr = Marshal.GetFunctionPointerForDelegate((Delegate)callback);
}
}
private Gst.Buffer InternalPayload(Gst.Buffer buffer)
{
PayloadNativeDelegate unmanaged = null;
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("payload"));
unmanaged = (PayloadNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(PayloadNativeDelegate));
}
if (unmanaged == null)
{
return(null);
}
IntPtr __result = unmanaged(this.Handle, buffer == null ? IntPtr.Zero : buffer.Handle);
return(__result == IntPtr.Zero ? null : (Gst.Buffer)GLib.Opaque.GetOpaque(__result, typeof(Gst.Buffer), true));
}