Author: Dave Gomboc
Date: 21:55:13 02/11/02
Go up one level in this thread
On February 12, 2002 at 00:16:08, Ratko V Tomic wrote: >> It might be nice to submit your improvements back to the open >> source project. > >The 'improvements' were unfortunately very task & platform >specific (to move fast the screen BMP graphics between Windows >machines via TCP). I just separated the runlengths from the >bulk data (and compressed those separetly), then re-indexed >and resorted colors (to fit as many as possible into the one >byte codes, plus Esc code for the sparser ones). I also hacked >some of bzip2's generic C into inline asm (for VC6). >It all helped the particular task great deal (had screen >graphics compressing down to almost half of the gzip/zlib >version at nearly the same compression speed), but it is >all still an ugly looking hack whipped in a hurry. The >bzip's main sorting code has a lousy fallback algorithm, >that is something I was looking at improving (but didn't >have time to experiment with for the project). If I get >to it for the next rev of the code, I will submit it. I think they have improved the fallback algorithm since then...? Dave
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.