You can use the
standalone class for this. It loads the
preview package automatically to crop the resulting PDF to the content. This makes the usage of
Simply exchange the
article class with
standalone. (It uses
article internally but another class can be specified using the
Note that since v1.0 the default option has been changed from
crop. The latter is better for pictures etc. but doesn't support line breaks. Either select
preview manually or use the
Hello. This is a test.
L = 2
There is a
border class option which sets the border around the content (the default is 0.5bp). This option excepts either one (border for all sides), two (left/right, top/bottom) or four values (left, bottom, right, top).
To convert it to a PNG I recommend to use the
convert command of Image Magick:
convert -density 300 file.pdf -quality 90 file.png
Here the density is 300 DPI which can be adapted to your needs. The quality setting selects the compression level and other things and 90 is AFAIK the optimum.
You can also select the DPI resolution for X and Y separately and also resize the resulting image, e.g.:
convert -density 600x600 file.pdf -quality 90 -resize 1080x800 file.png
The new version 1.0
standalone now has the ability to call the above command line (and others) automatically, e.g.:
or simply (using default setting 300dpi, no resizing, PNG):
This needs the
-shell-escape compiler option to allow the execution of the conversion program from within the LaTeX document.