Can you post the flow graph? We don't really ever use complex_double, so this seems wrong.
MB On Sun, Feb 10, 2013 at 08:29:30PM +0100, Michael Hartje wrote: > dear list readers, > > with GNU Radio Companion v3.6.3-35-g4435082f compiled via build-gnuradio > using transcendental grc-block gives the following error > ---------------8<------------ > ..... > ValueError: itemsize mismatch: throttle(14):0 using 8, > transcendental(13):0 using 16 > ---------------8<------------ > > This showed to me, that the transcendental block uses an unexpexted data > type > > In the explanations for the block I found: > ---------------8<------------ > Possible function names can be found in the cmath library. IO may be > either complex or real, double or single precision. > > Possible type strings: float, double, complex_float, complex_double > ---------------8<------------ > > I enclosed a diff, applied the the origirnal, works for me > ---------------8<------------ > > 17,21d16 > < <name>Complex_double</name> > < <key>complex_double</key> > < <opt>type:complex</opt> > < </DEFANGED_option> > < <DEFANGED_option> > 23c18 > < <key>complex_float</key> > --- > > <key>complex_double</key> > 25,29d19 > < </DEFANGED_option> > < <DEFANGED_option> > < <name>Float_double</name> > < <key>float_double</key> > < <opt>type:float</opt> > ---------------8<------------ > > may be I am wrong; or newer versions have corrected the error or no one > else has tested this function unter GRC... > > to clarify that: I enclosed the new gr_transcendental.xml > > hopefully this applies to those who did not explore the work around by > themself > > Michael Hartje > -- > Prof. Dr.-Ing. Michael Hartje > Labor Hochspannungstechnik / Labor elektrische Messtechnik > Neustadtswall 30; D-28199 Bremen > Tel +49 421 5905-3444 FAX +49 421 5905-3476 > > _______________________________________________ > Discuss-gnuradio mailing list > Discuss-gnuradio@gnu.org > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio -- Karlsruhe Institute of Technology (KIT) Communications Engineering Lab (CEL) Dipl.-Ing. Martin Braun Research Associate Kaiserstraße 12 Building 05.01 76131 Karlsruhe Phone: +49 721 608-43790 Fax: +49 721 608-46071 www.cel.kit.edu KIT -- University of the State of Baden-Württemberg and National Laboratory of the Helmholtz Association
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