Re: [Discuss-gnuradio] making a custom block with no specific/fixed relationship between input and output rates

[Martin Braun (CEL)]

On Tue, Aug 14, 2012 at 08:44:20AM -0700, Zing Yu wrote:
> I have a rather open question for you guys this time. I need to make a custom
> block with no specific/fixed relationship between input and output rates. More
> precisely, the input(s) to my custom block still come in a streaming fashion
> but the output is now bursty and aperiodic in nature. In other words, my 
> custom
> block should consume/accept the input(s) at regular rates but should produce
> (possibly variable number of) samples at its output(s) only when it pleases.
> Therefore, I cannot derive my class from any of the gr_sync_block, gr_block,
> gr_sync_decimator, gr_sync_interpolator parent classes. What other options do 
> I
> have in my hand to accomplish this job? Any suggestions?

You *can* derive from gr_block. The OFDM detector block does this.

MB

-- 
Karlsruhe Institute of Technology (KIT)
Communications Engineering Lab (CEL)

Dipl.-Ing. Martin Braun
Research Associate

Kaiserstraße 12
Building 05.01
76131 Karlsruhe

Phone: +49 721 608-43790
Fax: +49 721 608-46071
www.cel.kit.edu

KIT -- University of the State of Baden-Württemberg and
National Laboratory of the Helmholtz Association

pgph1M0btFz53.pgp
Description: PGP signature