0.3 leptonica TGVwdG9uaWNhIGlzIGFuIG9wZW4gc291cmNlIGxpYnJhcnkgY29udGFpbmluZyBzb2Z0d2FyZSB0aGF0IGlzIGJyb2FkbHkgdXNlZnVsIGZvciBpbWFnZSBwcm9jZXNzaW5nIGFuZCBpbWFnZSBhbmFseXNpcyBhcHBsaWNhdGlvbnMu leptonica-1.87.0.tar.gz leptonica-1.87.0 0 libpng 1 libjpeg-turbo 2 libwebp 3 openjpeg 4 giflib 5