fz_error* setPageMediaBox( pdf_xref* pdfXRef, fz_obj* pageObj, fz_rect mediaBox ) { fz_error *error; fz_obj *objMedia; fz_irect mRect; fz_obj *objInt; // Delete the CropBox. This is done because we are reducing // the size of the media box and CropBox is of no use to us fz_dictdels(pageObj, "CropBox"); //objMedia = fz_dictgets(pageObj, "CropBox"); //if (objMedia == NULL) return fz_throw("no CropBox entry"); //error = pdf_resolve(&objMedia, pdfXRef); //if (error) return fz_rethrow(error, "cannot resolve page bounds"); //if (! fz_isarray(objMedia)) return fz_throw("cannot find page bounds"); //fz_rect cRect = pdf_torect(objMedia); // Get the media box objMedia = fz_dictgets(pageObj, "MediaBox"); if (objMedia == NULL) return fz_throw("no MediaBox entry"); error = pdf_resolve(&objMedia, pdfXRef); if (error) return fz_rethrow(error, "cannot resolve page bounds"); if (! fz_isarray(objMedia)) return fz_throw("cannot find page bounds"); // We have the MediaBox array here mRect = fz_roundrect(mediaBox); error = fz_newint(&objInt, mRect.x0); if (error) return fz_rethrow(error, "cannot allocate int"); fz_arrayput(objMedia, 0, objInt); fz_dropobj(objInt); error = fz_newint(&objInt, mRect.y0); if (error) return fz_rethrow(error, "cannot allocate int"); fz_arrayput(objMedia, 1, objInt); fz_dropobj(objInt); error = fz_newint(&objInt, mRect.x1); if (error) return fz_rethrow(error, "cannot allocate int"); fz_arrayput(objMedia, 2, objInt); fz_dropobj(objInt); error = fz_newint(&objInt, mRect.y1); if (error) return fz_rethrow(error, "cannot allocate int"); fz_arrayput(objMedia, 3, objInt); fz_dropobj(objInt); return NULL; }
static void renumberobj(fz_obj *obj) { int i; if (fz_isdict(obj)) { for (i = 0; i < fz_dictlen(obj); i++) { fz_obj *key = fz_dictgetkey(obj, i); fz_obj *val = fz_dictgetval(obj, i); if (fz_isindirect(val)) { val = fz_newindirect(renumbermap[fz_tonum(val)], 0, xref); fz_dictput(obj, key, val); fz_dropobj(val); } else { renumberobj(val); } } } else if (fz_isarray(obj)) { for (i = 0; i < fz_arraylen(obj); i++) { fz_obj *val = fz_arrayget(obj, i); if (fz_isindirect(val)) { val = fz_newindirect(renumbermap[fz_tonum(val)], 0, xref); fz_arrayput(obj, i, val); fz_dropobj(val); } else { renumberobj(val); } } } }