gdal_pansharpen.py -V (return code: 255)
GDAL 2.2.1, released 2017/06/23
gdal_pansharpen.py --help (return code: 255)
Unrecognized option : --help
Usage: gdal_pansharpen [--help-general] pan_dataset {spectral_dataset[,band=num]}+ out_dataset
[-of format] [-b band]* [-w weight]*
[-r {nearest,bilinear,cubic,cubicspline,lanczos,average}]
[-threads {ALL_CPUS|number}] [-bitdepth val] [-nodata val]
[-spat_adjust {union,intersection,none,nonewithoutwarning}]
[-verbose_vrt] [-co NAME=VALUE]* [-q]
Create a dataset resulting from a pansharpening operation.