EffectOperation AutoQuality Property. The quality of compression to use when automatically compressing after the effect is applied. ABCpdf .NET PDF Library. From ABCpdf .net previous page next page AutoQuality Property Type Default Value Read Only Description [C#] int [Visual Basic] Integer 75 No The quality of compression to use when automatically compressing after the effect is applied Notes The quality of compression to use when automatically compressing after the effect is applied. Example None. previous page start next page