Re: [Discuss-gnuradio] PMT blobs in Python

2013-08-04 Thread Marcus Müller
I can't really test this right now, but you could insert %include into your project's swig file[1]; this should generate a python method cdata(ptr, length) that you can feed your blob_data() to. I'm not quite sure that WILL work as is, maybe you will need a C(++) wrapper that simply returns

[Discuss-gnuradio] channel estimation

2013-08-04 Thread Eslam Ahmed
Dear All, I am trying to implement channel estimation in ofdm. I made the attached flow graph and also python file is attached. I used ofdm_mod and demod. blocks, and I edited the "ofdm frame acquistion.cc" to print channel coff. but the displayed taps is incorrect. Regards, Eslam ahmed trial

Re: [Discuss-gnuradio] PMT blobs in Python

2013-08-04 Thread Marcus Müller
On second thought: Does using pmt.make_vector solve your problem? in C++: p = pmt::make_u8vector(length, fill); (do stuff like pmt::u8vector_set(p, index, value), or even unsigned char* p_vec = pmt::u8vector_writable_elements(p,length). The later can summon hell if you use the same PMT object in

Re: [Discuss-gnuradio] PMT blobs in Python

2013-08-04 Thread Peter Horvath
Hi Marcus, pmt.u8vector_elements() did the trick. The result being a long array is not a problem, I could compare its elements with a list using assertSequenceEqual(). Thank you, Peter ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://l

[Discuss-gnuradio] Students coming to GRCon!

2013-08-04 Thread Tom Rondeau
Students! If you are coming or interested in coming to GRCon this year, Ettus Research is once again offering to cover the cost of the conference registration (a $250 offer). We have set up a webpage to apply for this offer. Just fill out the form and provide some proof of enrollment at a college

[Discuss-gnuradio] Low cost SDR compatible with openbts and gnuradio

2013-08-04 Thread James Jordan
Hi list, I want to introduce an sdr which compatible with openbts and gnuradio. the sdr have one tx and one rx in a sigle board. Use usb to connect to computer. the price is 450$ per unit. Regards ___ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.o