The PngSaveOptions type exposes the following members.
The bit depth.
Gets or sets the type of the PngColorType.
The png image compression level in the 0-9 range, where 9 is maximum compression and 0 is store mode.
Gets or sets file format of signed document.(Inherited from ImagesSaveOptions.)
Gets or sets the filter type PngFilterType used during png file save process.
Gets or sets file name of signed document.(Inherited from SaveOptions.)
Result type of signed document - String or Stream. Default is Stream.(Inherited from SaveOptions.)
Gets or sets whether to overwrite existing file with new output file. Otherwise new file will be created with number as suffix.(Inherited from SaveOptions.)
Gets or sets password to save signed document as protected.(Inherited from SaveOptions.)
Gets or sets a value indicating whether this PngSaveOptions is progressive.
Gets or sets whether to use password from LoadOptions to save signed document as protected. Default value is true.(Inherited from SaveOptions.)