On 03/10/2014 06:57 PM, David Halls wrote: > Hi, > > I get the following error connecting 'OFDM Serializer' (GNU Radio block > with complex output), to my own Python block 'blsd_dec_bfb' (with > complex input) > > "ValueError: itemsize mismatch: ofdm_serializer_vcc0:0 using 8, > blsd_dec_bfb0:0 using 16" > > This is the code in the beginning of my block > > "class blsd_dec_bfb(gr.basic_block): > """ > docstring for block blsd_dec_bfb > """ > def __init__(self, num_packets=1, K=50, K2=20, kA1=4, NA1=8, > num_carriers=64): > gr.basic_block.__init__(self, > name="blsd_dec_bfb", > in_sig=[numpy.complex], > out_sig=[numpy.uint8,numpy.uint8,numpy.uint8])"
I think you need to do numpy.complex64 -- not 100%, can you please tell us if this worked. M > > the xml is > > "... <sink> > <name>in</name> > <type>complex</type> > </sink> > <source> > <name>bA1</name> > <type>byte</type> > </source> > <source> > <name>bA2</name> > <type>byte</type> > </source> > <source> > <name>b2</name> > <type>byte</type> > </source>..." > > The colours match in the GRC, and it lets me run it (i.e. no complaints > about type mismatch before run-time). > > I hope it is just a silly mistake. Can anyone help? > > Regards, > > David > > ________________________________ > > NOTE: The information in this email and any attachments may be > confidential and/or legally privileged. This message may be read, copied > and used only by the intended recipient. If you are not the intended > recipient, please destroy this message, delete any copies held on your > system and notify the sender immediately. > > Toshiba Research Europe Limited, registered in England and Wales > (2519556). Registered Office 208 Cambridge Science Park, Milton Road, > Cambridge CB4 0GZ, England. Web: www.toshiba.eu/research/trl > <http://www.toshiba.eu/research/trl> > > > ------------------------------------------------------------------------ > This email has been scanned for email related threats and delivered > safely by Mimecast. > For more information please visit http://www.mimecast.com > ------------------------------------------------------------------------ > > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > _______________________________________________ Discuss-gnuradio mailing list Discuss-gnuradio@gnu.org https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
