Remove empty margins, i.e. extra white space, of an input PDF figure. The resulting output figure occupies the minimal paper size needed for the content and is therefore suitable for inclusion as a graphic.
References : http://manpages.ubuntu.com/manpages/precise/man1/pdfcrop.1.html
Provider / contact : climaf at meteo dot fr
Inputs : any figure object (but only one)
Mandatory arguments: none
Output : the PDF cropped figure
Climaf call example:
>>> cdef("frequency","monthly")
>>> cdef("period","198001")
>>> tas=ds(project="example", simulation="AMIPV6ALB2G", variable="tas")
>>> fig=plot(tas,title="title",format="pdf")
>>> cshow(fig)
>>> cropped_fig=cpdfcrop(fig) # some figure object
>>> cshow(cropped_fig)
Side effects : none
Implementation : standard ‘pdfcrop’ utility to remove empty margins