[Discuss-gnuradio] Re: gr_delay behavior

[Carlos Aviles]

Forgot to mention that I am using gnuradio-3.2.2 on Ubuntu 9.10.

Carlos.

On Mon, Feb 22, 2010 at 10:42 AM, Carlos Aviles
<address@hidden> wrote:
> Hi,
>
> gr_delay is intended to delay the input of the signal by n samples.
> I've been doing some testing with that block and I have observed that
> the delay is applied to the chunk of data that the block receives as
> input (on my case that was some 8000 samples) and applied again to the
> next chunk.
>
> I see two problems with that.
>
> - I'm not able to apply the delay once (to the very beginning of the
> signal). This is actually a very trivial problem that could be solved
> building a custom block.
> - If the delay I want to apply is larger than the size of the data
> that the block receives (say a delay of 10000 samples when the block
> receives the data in chunks of 8000 samples), the signal is set to 0
> as if applying an infinite delay.
>
> Is this the expected behavior of the block or am I missing something
> on my observations?
>
> Thanks in advance for your answers.
> Carlos.
>



-- 
Carlos Avilés
Leibnizstr. 47, 10629 Berlin
address@hidden
+49 15117321801