Gentoo Archives: gentoo-dev

From: Samuli Suominen <ssuominen@g.o>
To: gentoo-dev@l.g.o
Subject: Re: [gentoo-dev] RFC: A tiny news item for migrating to libjpeg-turbo
Date: Tue, 24 Apr 2012 16:27:51
Message-Id: 4F96D3AB.3070409@gentoo.org
In Reply to: Re: [gentoo-dev] RFC: A tiny news item for migrating to libjpeg-turbo by "Chí-Thanh Christopher Nguyễn"
1 On 04/23/2012 10:40 PM, Chí-Thanh Christopher Nguyễn wrote:
2 > Matt Turner schrieb:
3 >> It's not that they're not supported, just that libjpeg-turbo doesn't
4 >> have optimized routines for them. It'll still run fine. (Check the
5 >> keywords, you'll see that it's stabilized.)
6 >
7 > And on those platforms it will run equally fast or faster or slower?
8 >
9 >
10 > Best regards,
11 > Chí-Thanh Christopher Nguyễn
12 >
13
14 based on what i've seen on mailinglists wrt libjpeg-turbo upstream:
15
16 mostly equally, but due to later non-assembly improvements in IJG's
17 jpeg, in some cases, a bit slower at least in 1.2.0 release of libjpeg-turbo
18 but nothing anyone should be worried over about, as those changes are
19 reviewed and/or in process of being reviewed and backported on as needed
20 basis
21
22
23 (almost left this message unsent because i'm totally lazy to dig up the
24 references for above, sorry)
25
26 - Samuli