In gdi.pdf, convert the image to a 4-color, 8-color, and 16-color. GIF image.

In gdi.pdf, convert the image to a 4-color, 8-color, and 16-color. GIF image. Delphi/Windows SDK/API
Http://www.delphi2007.net/DelphiMultimedia/html/delphi_2006121110162171.html
Example

This method does not seem to work! The. GIF files stored in gdi.pdf are 256 colors.

This implementation is difficult!

Opencv

I also want to know more about the experiences of the successful landlord.

GIF files do not have 16 bits, but there are 16 colors (4 bits.

Currently, 256-color GIF files are often used.

Gifimage. DCU can be used for direct conversion. The usage is exactly the same as that for JPG conversion.

Gifimage. DCU is generated by compiling gifimage. Pas,
Gifimage. Pas can be downloaded free of charge in many places on the Internet.