Hi Ali, > I think this should also work, shouldn't it? no, that's why I explained what you need to do (use makev).
> Does this part need to be changed since I am working with the vectors? No, not really. The vectors are still only consecutive numbers in memory. Best regards, Marcus On 18.07.2017 07:51, Ali wrote: > Hi, > > 1- Actually I am using the followings > > make(8,8,1000*sizeof(float)) > make3(4,4,1000*sizeof(float),1000*sizeof(float),4*sizeof(float)) > > I think this should also work, shouldn't it? > > 2- Under the general work function I am using the followings: > > const float *in1 = (const float *) input_items[0] > ... > float *out1 = (float *) output_items[0] > > Does this part need to be changed since I am working with the vectors? > > Thanks, > Ali > > > > > 2017-07-17 16:42 GMT+03:00 Marcus Müller <[email protected] > <mailto:[email protected]>>: > > Hi Ali, > > So, you want one block with: > > * 8 inputs, itemsize0…7 = 1000*4B = 4000B > * 4 outputs, itemsize0=itemsize1=4000B, itemsize2=itemsize3=16B > > Correct? > > You need to generate two std::vector<int> with content > > {4000,4000,4000,4000,4000,4000,4000,4000} > > and > > {4000,4000,16,16} > > respectively, and use gr::io_signature::makev(int min_streams, int > max_streams, vector) to generate the io_signatures[1] that you use > in your block's constructor. The question whether your block > should be a general, or a sync block, is independent from the item > sizes of the in and outputs, but depends on whether there's always > a fixed ratio of produced output items to consumed input items, as > explained in [2]. > > Best regards, > > Marcus > > [1] > > https://gnuradio.org/doc/doxygen/classgr_1_1io__signature.html#a99e0f9e8de8e7ce16ed92d9f2655e66c > > <https://gnuradio.org/doc/doxygen/classgr_1_1io__signature.html#a99e0f9e8de8e7ce16ed92d9f2655e66c> > [2] > > https://wiki.gnuradio.org/index.php/Guided_Tutorial_GNU_Radio_in_C%2B%2B#4.3.2_Specific_block_categories > > <https://wiki.gnuradio.org/index.php/Guided_Tutorial_GNU_Radio_in_C%2B%2B#4.3.2_Specific_block_categories> > > > On 07/17/2017 03:31 PM, Ali wrote: >> Hi to all, >> >> I want to design my own OOT module with the following I/O: >> >> 8 inputs (length of 1000 and each element is type of float) >> 2 outputs (length of 1000 and each element is type of float) >> 2 outputs (length of 4 and each element is type of float) >> >> I used general type block but I could not get the desired >> outputs. Do you suggest other type of blocks? Is there any >> example similar to this work that I can study on? Can you suggest >> a module name or a link? >> >> Best, >> Ali >> >> >> >> _______________________________________________ >> Discuss-gnuradio mailing list >> [email protected] <mailto:[email protected]> >> https://lists.gnu.org/mailman/listinfo/discuss-gnuradio >> <https://lists.gnu.org/mailman/listinfo/discuss-gnuradio> > > > _______________________________________________ > Discuss-gnuradio mailing list > [email protected] <mailto:[email protected]> > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio > <https://lists.gnu.org/mailman/listinfo/discuss-gnuradio> > > > > > _______________________________________________ > Discuss-gnuradio mailing list > [email protected] > https://lists.gnu.org/mailman/listinfo/discuss-gnuradio
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