I'm sure Tilman's answer is the practical one. If deeper reading is desired, see https://www.prepressure.com/pdf/basics/page-boxes
On Tue, Sep 13, 2016 at 1:14 PM, Tilman Hausherr <[email protected]> wrote: > Am 13.09.2016 um 19:10 schrieb Jorge Reyes: > >> Thank you for your answer, Herr Hausherr. >> >> I was asking because there is a BoundingBox class and the documentation >> states: "T*his is an implementation of a bounding box. This was originally >> written for the AMF parser.*" Additionally, the PDPage class has a >> getBBox() method, so I was curious to the differences between MediaBox, >> BoundingBox, CropBox and BleedBox. Is this something I can find in the PDF >> specification document? >> > > Yes, just google for PDF 32000 specification. But like I said, the page > BBox does not really exist, the method returns the cropBox. I suspect this > was done because the base class required it. > > You will usually only need MediaBox and CropBox in your work. > > Tilman > > > >> Thanks again for your help. >> >> Jorge >> >> >> On 9/13/2016 9:56 AM, Tilman Hausherr wrote: >> >>> Am 13.09.2016 um 18:50 schrieb Jorge Reyes: >>> >>>> Hello: >>>> First time user here. What is the difference between MediaBox and >>>> BoundingBox? And when should I use either? >>>> >>> >>> I hadn't heard of the page BBox. This returns the cropBox. >>> >>> MediaBox: >>> A rectangle expressed in default user space units, that shall define the >>> boundaries of the physical medium on which the page shall be displayed or >>> printed >>> >>> CropBox: >>> A rectangle, expressed in default user space units, that shall define >>> the visible region of default user space. When the page is displayed or >>> printed, its contents shall be clipped (cropped) to this rectangle and then >>> shall be imposed on the output medium in some implementation-defined >>> manner. Default value: the value of MediaBox. >>> >>> I can't tell what you should use. What do you want to do? For create a >>> PDF, just set the mediabox to the A4 and don't bother about the rest. >>> >>> Tilman >>> >>> --------------------------------------------------------------------- >>> To unsubscribe, e-mail: [email protected] >>> For additional commands, e-mail: [email protected] >>> >>> >> >> > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [email protected] > For additional commands, e-mail: [email protected] > >
