That worked! Thank you!
On Mon, Mar 9, 2020 at 10:36 AM Kyeong Su Shin <kss...@postech.ac.kr> wrote:
> Hello Vinicius:
>
> My guess is that you want to use something like *in_sig=[np.complex64,fft_len]
> * for your constructor.
>
> Regards,
> Kyeong Su Shin
> ------------------------------
> *보낸 사람:* Vinicius Mesquita <viniciusmesqu...@poli.ufrj.br> 대신
> Discuss-gnuradio <discuss-gnuradio-bounces+ksshin=postech.ac...@gnu.org>
> *보낸 날짜:* 2020년 3월 9일 월요일 오후 6:28
> *받는 사람:* discuss-gnuradio@gnu.org <discuss-gnuradio@gnu.org>
> *제목:* Doubt about input of my bloce
>
> Hello.
> Thank you so much for your attention.
>
> I'm writing my own block using python, trying to get the output of the *OFDM
> Channel Estimation* block to be the input of my own block.
>
> I'm getting the following error:
>
> *RuntimeError: itemsize mismatch: ofdm_chanest_vcvc0:0 using 512,
> cir_sink_c0:0 using 8*
>
> I'm using:
>
>
>
>
>
>
> *def __init__(self, fft_len): gr.sync_block.__init__(self,
> name="cir_sink_c", in_sig=[np.complex64],
> out_sig=None) self.fft_len = fft_len*
>
> and in the YML file:
>
>
>
>
> *inputs: - label: in domain: stream dtype: complex vlen: ${fft_len}*
>
> I've tried to use *complex_vetor *in the dtype, but I kept getting
> this error message:
>
>
>
> * File
> "/root/prefix/lib/python3/dist-packages/gnuradio/grc/core/ports/port.py",
> line 91, in item_size return Constants.TYPE_TO_SIZEOF[self.dtype] *
> self.vlen KeyError: 'complex_vector'*
>
> I've also tried to use *np.complex128 *in the in_sig, but that doesn't
> work either.
>
> Does anyone a solution for this?
>
> Thank you so much for your help!
> Yours sincerely,
> Vinicius.
>
