Re: [gdal-dev] module of a complex dataset

2008-09-08 Thread Antonio Valentino
Il giorno Tue, 02 Sep 2008 10:49:02 -0400 Frank Warmerdam <[EMAIL PROTECTED]> ha scritto: > Antonio Valentino wrote: > > I hoped there was a way to use derived bands described in > > http://www.gdal.org/gdal_vrttut.html > > > > > subClass="VRTDerivedRasterBand">> > > Magnitude > > MyFirstFun

Re: [gdal-dev] module of a complex dataset

2008-09-03 Thread Antonio Valentino
Il giorno Tue, 02 Sep 2008 10:49:02 -0400 Frank Warmerdam <[EMAIL PROTECTED]> ha scritto: [...] > > I think that it would be nice to have a base set of *PixelFunctions* > > (mod, phase, real, imag, sum, diff, etc.) bundled with the GDAL > > library in order to allow the user to cook its own virtu

Re: [gdal-dev] module of a complex dataset

2008-09-02 Thread Frank Warmerdam
Antonio Valentino wrote: Is it possible to extract the module (and possibly the phase) of a complex dataset using GDAL utilities or playing with the virtual driver? If I use $ gdal_translate -ot Float64 src_dataset dst_dataset on a complex src_dataset it seems to extract the real part. A

[gdal-dev] module of a complex dataset

2008-09-02 Thread Antonio Valentino
Is it possible to extract the module (and possibly the phase) of a complex dataset using GDAL utilities or playing with the virtual driver? If I use $ gdal_translate -ot Float64 src_dataset dst_dataset on a complex src_dataset it seems to extract the real part. Any tip? Regards -- Antonio