static void OverridePushBufferEvent(GLib.GType gtype, PushBufferEventNativeDelegate callback)
{
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)gtype.GetClassPtr()) + (long)class_abi.GetFieldOffset("push_buffer"));
*raw_ptr = Marshal.GetFunctionPointerForDelegate((Delegate)callback);
}
}
private Gst.FlowReturn InternalPushBufferEvent(Gst.Buffer buffer)
{
PushBufferEventNativeDelegate unmanaged = null;
unsafe {
IntPtr *raw_ptr = (IntPtr *)(((long)this.LookupGType().GetThresholdType().GetClassPtr()) + (long)class_abi.GetFieldOffset("push_buffer"));
unmanaged = (PushBufferEventNativeDelegate)Marshal.GetDelegateForFunctionPointer(*raw_ptr, typeof(PushBufferEventNativeDelegate));
}
if (unmanaged == null)
{
return((Gst.FlowReturn) 0);
}
int __result = unmanaged(this.Handle, buffer == null ? IntPtr.Zero : buffer.Handle);
return((Gst.FlowReturn)__result);
}