Re: [Discuss-gnuradio] header_payload_demux

[Martin Braun]

On 05/29/2014 08:07 PM, xianda wrote:
> Hi:
>       Thank you in advance.
>       I have two simple question:
>      1.In the grc,i see a block: header_payload_demux  
>       It has 3 input:in,trigger,header_data.But i see
> the header_payload_demux_impl.cc:iosignature::make2(1,2,..,..).But it
> has 3 input,why?

Why 3 inputs or how come only 2 are in the io signature?
header_data is a message port, I guess that's what you're after.

>      Thank you.
>      2.fft:I see the shift:yes.
>       I want to save the symbol to file sink and analyse by matlab.But
> now i don't know it's shift earlier or fft earlier?

Can you rephrase that question?

M