Convert notes

From raju

Crop a multipage pdf

convert -density 360 -crop 3200x1680+4050+500 'MultiPage.pdf[0]' Picture.png

The image to be cropped is specified as sizeWide x sizeHigh + locationHoriz + locationVert where location is top left of crop.


Ref:

create picture with arbitrary text

    convert label:"foo\nbar" empty.jpg
    

Ref:- http://www.imagemagick.org/Usage/text/#label