lcms and pisces quality [was: Re: Heads Up: JDK 7 Linux platforms moving to Fedora 9]

[Andrew John Hughes]

2008/12/22 Dmitri Trembovetski <Dmitri.Trembovetski at sun.com>:
>
>  Hi Mark,
>
> Mark Wielaard wrote:
>>
>> Hi Dmitri,
>>
>> On Fri, 2008-12-19 at 17:00 -0800, Dmitri Trembovetski wrote:
>>>
>>> Mark Wielaard wrote:
>>>>
>>>> On Fri, 2008-12-19 at 14:21 -0800, Kelly O'Hair wrote:
>>>>>
>>>>> The JDK7 early access binary snapshot builds are built from the
>>>>> OpenJDK7 sources, plus additional files and repositories we either
>>>>> cannot or haven't opened up yet (for various reasons).
>>>>
>>>> Do you have a list of these additional files and repositories? Is there
>>>> anything for which there still isn't a free replacement available?
>>>
>>>   For some of these free replacements are available in the openjdk
>>>   tree, but they aren't yet of satisfactory quality (like the
>>>   antialiasing rasterizer)
>>
>> Do you have a list of quality improvements (or maybe test cases) that
>> are needed for these components? Do you know if someone is already
>> working on those improvements?
>
>  The engineers who integrated lcms and pisces rendering library
>  may pitch in (they're cc-ed), I know of a few bugs for lcms:
>    http://bugs.sun.com/view_bug.do?bug_id=6523398
>    http://bugs.sun.com/view_bug.do?bug_id=6523402
>
>  I believe there are some performance issues as well but I couldn't
>  find the bug ids.
>
>  Also, I know that pisces has some quality issues especially
>  with large coordinate handling. Performance as well but I couldn't
>  find any filed bugs.
>
>  Thanks,
>    Dmitri
>

6523398 is fixed by Keith Seitz's patch in IcedTea (see the discussion
on this recently on distro-pkg-dev; we need a more widespread fix so
that the system lcms can be used).  I think 6523402 has also been
discussed in the past on the java2d mailing list.
-- 
Andrew :-)

Support Free Java!
Contribute to GNU Classpath and the OpenJDK
http://www.gnu.org/software/classpath
http://openjdk.java.net

PGP Key: 94EFD9D8 (http://subkeys.pgp.net)
Fingerprint: F8EF F1EA 401E 2E60 15FA  7927 142C 2591 94EF D9D8