Try (int16_t) round( x * 32767 ) On Wed, Jan 24, 2018 at 5:01 PM, Dario Fertonani via USRP-users < usrp-users@lists.ettus.com> wrote:
> Any pointer to a C/C++ function (maybe in the UHD source code, or a doc) > that converts IQ samples from format fc32 to sc16? I'm referring to "CPU > sample format", not "wire sample format". > > For C++ UHD, I know fc32 is complex< float > and sc16 is complex< int16_t > >. I'm tempted to assume that each component is obtained through some > simple conversion rule (for example, multiply the float value of the > real/imag part by 1024.0f and cast/round it to int16_t). Is this correct? > If so, what is the scaling factor? I know things are more complicated with > wire sample formats (especially sc12), so I wanted to get a confirmation. > > Thanks, > Dario > > _______________________________________________ > USRP-users mailing list > USRP-users@lists.ettus.com > http://lists.ettus.com/mailman/listinfo/usrp-users_lists.ettus.com > >
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