Re: [Discuss-gnuradio] HELP with "packet header parser"

Okay, well you'll have to post your flowgraph and I'll try to help you.

Or post your python code and maybe someone on the list may be able to
help you.

-- Cinaed

On 1/6/19 2:10 AM, Alban Meffre wrote:
> hi
> i does not work because the packet header parser expect an
> "packet_header_default" object instead of a "header_format_base" object
> bob
>
> Le dim. 6 janv. 2019 à 02:50, Cinaed Simson <cinaed.simson@gmail.com
> <mailto:cinaed.simson@gmail.com>> a écrit :
>
> On 1/5/19 2:26 PM, Alban Meffre wrote:
> > ok sorry my mistake i got "packet_header_default" and
> > "header_format_default" mixed up
> > bob
>
> The error message at the bottom indicates the wrong number arguments.
>
>   digital.header_format_default('1101001110010001', 0)
>
> Try
>
>   digital.header_format_default('1101001110010001', 0, bps)
>
> where bps is the number of bits per symbol for your problem.
>
> See
>
>    Default Header Format Obj.
>
> in the grc.
>
> -- Cinaed
>
>
>
>
> >
> > Le sam. 5 janv. 2019 à 22:13, Alban Meffre <fox4gsw@gmail.com
> <mailto:fox4gsw@gmail.com>
> > <mailto:fox4gsw@gmail.com <mailto:fox4gsw@gmail.com>>> a écrit :
> >
> >     hi all
> >
> >     i try to figure out how to use the "packet header parser" block
> >     as a formatter i use
> >     "digital.header_format_default('1101001110010001', 0)"
> >
> >     when i launch i get the error
> >     "
> >     Traceback (most recent call last):
> >       File "/Users/alban/gnuradio/top_block.py", line 146, in <module>
> >         main()
> >       File "/Users/alban/gnuradio/top_block.py", line 134, in main
> >         tb = top_block_cls()
> >       File "/Users/alban/gnuradio/top_block.py", line 71, in __init__
> >         self.digital_packet_headerparser_b_0 =
> >     digital.packet_headerparser_b(hdr_format_dec_0)
> >       File
> >   
>  "/opt/local/Library/Frameworks/Python.framework/Versions/2.7/lib/python2.7/site-packages/gnuradio/digital/digital_swig2.py",
> >     line 2651, in make
> >         return _digital_swig2.packet_headerparser_b_make(*args)
> >     NotImplementedError: Wrong number or type of arguments for
> >     overloaded function 'packet_headerparser_b_make'.
> >       Possible C/C++ prototypes are:
> >        
> >   
>  gr::digital::packet_headerparser_b::make(gr::digital::packet_header_default::sptr
> >     const &)
> >         gr::digital::packet_headerparser_b::make(long,std::string
> const &)
> >     "
> >
> >
> >     in the "rx_ofdm" example supplied with gnuradio, the  "packet
> header
> >     parser" use the formatter  "header_formatter.base()"
> >
> >     i do not find any documentation about the base() method
> >     as you can see the doxygen is empty
> >   
>  https://www.gnuradio.org/doc/doxygen/classgr_1_1digital_1_1header__format__base.html#a5a7b2939707146f2b28d7e91e04103c2
> >
> >     if i add ".base()" to the formatter in my top_block i get an
> error too
> >
> >     please someone can explain me hox to use this block ?
> >     thank you all
> >     --
> >     Alban MEFFRE F4GSW
> >
> >
> >
> >
> > --
> > Alban MEFFRE F4GSW
> >
> >
> >
> > _______________________________________________
> > Discuss-gnuradio mailing list
> > Discuss-gnuradio@gnu.org <mailto:Discuss-gnuradio@gnu.org>
> > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
> >
>
>
>
> --
> Alban MEFFRE F4GSW
>
>
>
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> Discuss-gnuradio mailing list
> Discuss-gnuradio@gnu.org
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