Type Method

keystoneCorrectionVerticalFilter

Returns a keystone correction vertical filter.

Declaration

+ (CIFilter<CIKeystoneCorrectionVertical> *)keystoneCorrectionVerticalFilter;

See Also

Filters

+ bicubicScaleTransformFilter

Returns a bicubic scale transform filter.

+ edgePreserveUpsampleFilter

Returns an edge preserve upsample filter.

+ keystoneCorrectionCombinedFilter

Returns a keystone correction combined filter.

+ keystoneCorrectionHorizontalFilter

Returns a keystone correction horizontal filter.

+ lanczosScaleTransformFilter

Returns a Lanczos scale transform filter.

+ perspectiveCorrectionFilter

Returns a perspective correction filter.

+ perspectiveRotateFilter

Returns a perspective rotate filter.

+ perspectiveTransformFilter

Returns a perspective transform filter.

+ perspectiveTransformWithExtentFilter

Returns a perspective transform with extent filter.

+ straightenFilter

Returns a straighten filter.