MNG (Multiple-image Network Graphics) is a graphics format that supports all features of PNG and JPEG compression algorithms (including semi-transparency and gamma correction) to create animated images.
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.
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.