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Sets / returns the current version compatibility for exported PDF documents.
property PDFVersion [long] VPE.PDFVersion
read / write; runtime only
Possible Values:
ActiveX / VCL |
Value |
Enum |
Comment |
VPE_PDF_ACROBAT_4 |
1300 |
Acrobat4 |
PDF Version 1.3 |
VPE_PDF_ACROBAT_5 |
1400 |
Acrobat5 |
PDF Version 1.4 |
Default:
VPE_PDF_ACROBAT_4
Remarks:
The version compatibility is especially important for the encryption key length (see also Encryption). When you change this property, the encryption key length is set automatically to 40-bits for VPE_PDF_ACROBAT_4 and to 128-bits for VPE_PDF_ACROBAT_5.
Huge documents with Adobe Acrobat 4.0:
When viewing documents with a large number of pages, all pages after page number 34465 are not displayed and an error is reported. The critical page number may alter, depending on the number of other objects in the document.
In order to have documents correctly displayed in Adobe Acrobat 4.0, always keep the number of pages below 8000.