Re: [Discuss-gnuradio] gr-buffer usage

[Eric Blossom]

On Tue, Jul 24, 2007 at 12:36:10PM +0200, Vincenzo Pellegrini wrote:
> thanks Trond,
> I went your way, and actually my stream gets loaded right into the ram
> as I wanted..:)
> my problem is now that.. doing:
> 
>         data = fromfile("/root/Desktop/ofdm_encode_1H.dump",
> dtype="complex64")
>         vector_source = gr.vector_source_c(data,True)
>  
>         self.connect(vector_source,gain)  
>         self.connect (gain, self.u)
> 
> I get an error relating to the number of arguments I pass to
> gr.vector_source_c
> 
>     vector_source = gr.vector_source_c(data,True)
>   File
> "/usr/local/lib/python2.4/site-packages/gnuradio/gr/gnuradio_swig_py_gengen.py",
>  line 6695, in vector_source_c
>     return _gnuradio_swig_py_gengen.vector_source_c(*args)
> NotImplementedError: Wrong number of arguments for overloaded function
> 'vector_source_c'.
>   Possible C/C++ prototypes are:
> 
> gr_make_vector_source_c(std::vector<gr_complex,std::allocator<gr_complex
> > > const &,bool)
> 
> gr_make_vector_source_c(std::vector<gr_complex,std::allocator<gr_complex
> > > const &)
> 
> 
> what am I doing wrong?
> 
> sorry for bothering..
> and thanks for help
> 
> vincenzo

What is the type of the "data" result?
vector_source_c expects a Python list or tuple of complex.

Eric