how to convert Intermediate Sample Format to actual img src?

[rangerisrael]

Hello sir @Ethic41 , I tried to forked you fingerprint engine and everything works correctly but one more thing that I need it's possible to convert Intermediate Sample Format to actual image base64? to get the fingerprint image I tried to change to Compressed,Raw and PngImg but it doesn't work, Do you have idea to do it sir?

[matheusfbraga]

That would be awesome, have you got any progress?