SUPER_FAST
SUPER_FAST = 1 : int
Compression levels for Deflate and BZIP2.
{@see https://pkware.cachefly.net/webdocs/casestudies/APPNOTE.TXT} Section 4.4.4:
Bit 2 Bit 1 0 0 Normal (-en) compression option was used. 0 1 Maximum (-exx/-ex) compression option was used. 1 0 Fast (-ef) compression option was used. 1 1 Super Fast (-es) compression option was used.
Different programs encode compression level information in different ways:
Deflate Compress Level pkzip zip 7z, WinRAR WinZip
Super Fast compression 1 1 Fast compression 2 1, 2 Normal Compression 3 - 8 (5 default) 3 - 7 1 - 9 Maximum compression 9 8, 9 9