pdfGetPageBounds
Get the bounds of the specified page.
int pdfGetPageBounds(PDFHandle pdf, int page, double *xMin, double *yMin,
double *xMax, double *yMax)
This function returns the specified page's crop box.
NOTE: pdfGetPageBounds is deprecated. Use
pdfGetPageBoxXMin, pdfGetPageBoxYMin, pdfGetPageBoxXMax,
and pdfGetPageBoxYMax, or pdfGetPageWidth and
pdfGetPageHeight, instead.