[]
Defines the PDF conformance levels.
None: 0;
Without PDF/A conformance.
PdfA1a: 1;
PDF/A 1a conformance level.
PdfA1b: 2;
PDF/A 1b conformance level.
PdfA2a: 3;
PDF/A 2a conformance level.
PdfA2b: 4;
PDF/A 2b conformance level.
PdfA2u: 5;
PDF/A 2u conformance level.
PdfA3a: 6;
PDF/A 3a conformance level.
PdfA3b: 7;
PDF/A 3b conformance level.
PdfA3u: 8;
PDF/A 3u conformance level.
PdfA4: 9;
PDF/A 4 conformance level.
PdfA4e: 10;
PDF/A 4e conformance level.
PdfA4f: 11;
PDF/A 4f conformance level.