[NTG-context] Trim blank space of a PDF page

Alan Braslau braslau.list at comcast.net
Wed May 23 16:44:49 CEST 2018


Do these tools work vectorally, that is identify the drawing extent
and adjust the boundingbox appropriately, or do they (especially gs)
convert to an image and then crop?

I use MP to read the pdf and then crop, but to a fixed closed path.
The problem here appears to seek an autocrop. 

Alan

On Wed, 23 May 2018 12:09:29 +0200
Hans Hagen <j.hagen at xs4all.nl> wrote:

> On 5/23/2018 11:25 AM, Taco Hoekwater wrote:
> >   
> >>
> >> On 05/23/2018 01:25 AM, Procházka Lukáš Ing. wrote:  
> >>> Hello,
> >>>
> >>> just curious - is threre a way how to crop a page of a PDF via
> >>> ConTeXt?
> >>>
> >>> Ideally - to process a single page PDF into another file, with
> >>> the one page cropped...  
> >>  
> > 
> > The ‘pdfcrop’ command from TeXLive can do that for you on the
> > command line. It is based around ghostscript which can
> > automatically find the crop area, then uses pdftex,luatex,or xetex
> > to create a new pdf.
> > 
> > It is doable to come up with a solution in ConTeXt if you do not
> > mind specifying the cropbox manually, but automatic cropping is
> > probably too hard for ConTeXt itself (and likely would end up
> > duplicating pdfcrop to some extent).  
> there is a script
> 
> pdftrimwhite.pl
> 
> in the distribution
> 
> Hans
> 
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