How can I decompress a gzip stream with zlib?

To decompress a gzip format file with zlib, call inflateInit2 with the windowBits parameter as 16+MAX_WBITS, like this: inflateInit2(&stream, 16+MAX_WBITS); If you don’t do this, zlib will complain about a bad stream format. By default, zlib creates streams with a zlib header, and on inflate does not recognise the different gzip header unless you tell … Read more