Adjusting PNG format conversion settings
Png file format is a comparatively new progressive format originally designed
to replace dated Gif. Read this article
to learn more about this format.
Settings of this format can be adjusted with the help of the following boxes.
Color depth equal to – use this dropdown list to select available
color depth.
Additional settings of this format can be adjusted with the help of the following
boxes. They appear on the screen if you click more>> link.
Quantization equal to - use this dropdown list to adjust quantization
value. This option is only available if the value of Color depth equal to
option is 1, 4 or 8 bpp.
Using dithering - use this dropdown list to switch dithering
on/off. This option is only available if the value of Color depth equal to
option is 1, 4 or 8 bpp.
Compression level - use this dropdown list to set compression
level of the resulting image (from 0 to 9). The larger is the value, the poorer
is image quality and the smaller is file size.
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