[Dev-luatex] How to crop bitmap images
Hans Hagen
pragma at wxs.nl
Mon Jul 1 14:32:11 CEST 2013
On 7/1/2013 1:51 PM, Patrick Gundlach wrote:
> Hi,
>
> I'd like to crop a bitmap image. How? This is my code for image inclusion:
>
> -------
> \directlua{
> image = img.scan{filename="hacker.jpg"}
> tex.box[0] = node.hpack(img.node(image))
> }
>
> \box0
> -------
>
> bbox{...} seems to work only with PDF images.
use the pdf clip operator i.e. set a path with 'l' and 'm' and then
apply the operator 'W n'
Hans
-----------------------------------------------------------------
Hans Hagen | PRAGMA ADE
Ridderstraat 27 | 8061 GH Hasselt | The Netherlands
tel: 038 477 53 69 | voip: 087 875 68 74 | www.pragma-ade.com
| www.pragma-pod.nl
-----------------------------------------------------------------
More information about the dev-luatex
mailing list