dahlia/wand — pull request #67 by niwibe (2012-10-15 17:22:17+00:00)
Title: Add density parameter for correct handling density on vectorial images ....

like pdf, svg, etc.

Is same code that https://github.com/dahlia/wand/issues/28
As the original author has said it will send the pull request, but has already spent two months since.

All credits to the original creator of the patch, I just need this functionality.