Re: [Pan-users] Re: Getting "all headers"

2007-03-31 Thread SteveM
On Friday 30 March 2007 06:24, Chris wrote:
> Thanks.  I'm going to look into this.  I would love to add the
> features to Pan myself but I always seem to be in short supply of
> time.  Hacking together something that works may be good enough.
>
My mailbox ate the start of this thread, but it sounds like you want to get 
article headers without sitting at the computer.  If you're trying to batch 
download headers maybe I can offer some help.  I've figured out how Pan does 
it but can't get my patch to complie.  I can read c++ but (obviously) can't 
write it.  I posted the "patch" here (as oldschool) on 3/10.  Contact me if 
you'd like more info.  And PLEASE announce it if you find another remedy.

Steve


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[Pan-users] Previews gone screwy

2007-09-24 Thread stevem
Sometime in the last week pan stopped perviewing binary images.
The body pane shows just the top half or so of most images I download.
I haven't upgraded pan lately so I suspect a library.  Anyone one know
which library controls decoding or display?

Any other thoughts?  By the way this is pan under KDE on debian sid 64bit.

thanks,
stevem


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Re: [Pan-users] Previews gone screwy

2007-09-26 Thread stevem
On Tuesday 25 September 2007 01:13:07 pm Mickaël wrote:
> Le lundi 24 septembre 2007 à 15:35 -0700, stevem a écrit :
> > Sometime in the last week pan stopped perviewing binary images.
> > The body pane shows just the top half or so of most images I
> > download. I haven't upgraded pan lately so I suspect a library. 
> > Anyone one know which library controls decoding or display?
> >
> > Any other thoughts?  By the way this is pan under KDE on debian sid
> > 64bit.
> >
> > thanks,
> > stevem
>
> I have the same bug on my ArchLinux.
>
> http://lists.gnu.org/archive/html/pan-users/2007-05/msg00036.html

That doesn't exactly describe my problem.  Postings labeled single part 
fail as well. And the body pane isn't blank, the top of the picture 
paints, then the remainder is blank or filled with garbage images.  
Apparently, it can decode yenc.  It just can't render the results.

I dropped libxrender1  back to it's pre-upgxrade level but it didn't help. 

Experience says patience is the key.  Someone's bound to see the same
problem eventually.  BTW this is AMD64 in case that matters.

stevem


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Re: [Pan-users] Re: Previews gone screwy

2007-09-27 Thread stevem
On Thursday 27 September 2007, Greg Lee wrote:
> > <http://bugzilla.gnome.org/show_bug.cgi?id=477860>
>
> It sounds like 477860.  I get that, too, and I have since I started
> using Pan last July.  The bugzilla report is not very informative,
> and I don't see what's wrong with discussing bugs here on the
> mailing list.


Rolled libgtk back to 2.10.13-1 and problem solved.
Thanks for the clue.

stevem


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[Pan-users] Re: Previews gone screwy

2007-10-05 Thread stevem
On Thursday 04 October 2007, walt wrote:
> On Wed, 26 Sep 2007 00:24:04 -0700, stevem wrote:
> > ...And the body pane isn't blank, the top of the picture
> > paints, then the remainder is blank or filled with garbage images...
>
> Do you see any error messages in the event log when that happens?
>
I reinstalled libgtk2.0-0 at version 2.12.0 and it failed right off, it 
was working at 2.10.13.  Here are the associated log errors:

Fri Oct  5 15:28:02 2007 - Error interpreting JPEG image file (Application 
transferred too few scanlines)
Fri Oct  5 15:28:07 2007 - Error interpreting JPEG image file (Application 
transferred too few scanlines)
Fri Oct  5 15:29:59 2007 - Error interpreting JPEG image file (Improper 
call to JPEG library in state 205)
Fri Oct  5 15:30:41 2007 - Error interpreting JPEG image file (Application 
transferred too few scanlines)
Fri Oct  5 15:30:44 2007 - Error interpreting JPEG image file (Application 
transferred too few scanlines)

I'll append this to the bug report as well.
stevem


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Re: [Pan-users] Re: Previews gone screwy

2007-10-05 Thread stevem
On Friday 05 October 2007, walt wrote:
> On Fri, 05 Oct 2007 15:46:00 -0700, stevem wrote:
> > On Thursday 04 October 2007, walt wrote:
> >> On Wed, 26 Sep 2007 00:24:04 -0700, stevem wrote:
> >> > ...And the body pane isn't blank, the top of the picture paints,
> >> > then the remainder is blank or filled with garbage images...
> >>
> >> Do you see any error messages in the event log when that happens?
> >
> > I reinstalled libgtk2.0-0 at version 2.12.0 and it failed right off,
> > it was working at 2.10.13.  Here are the associated log errors:
> >
> > Fri Oct  5 15:28:02 2007 - Error interpreting JPEG image file
> > (Application transferred too few scanlines)
>
> Yes, that's caused by the fix to gdk-pixbuf I posted about two days
> ago.
>
> The cause is obvious for multi-part jpegs, but you said that you see
> the problem with single-part jpegs also?  I'd assume that you don't get
> this error with *all* jpegs, right?  If you could point me to a sample
> post that causes you problems I like to take a look at it.
>
Some single part posts display correctly although note these examples are 
mime'd multipart.

In alt.binaries.pictures.wallpaper -- this displays fine:

Xref: sn-us alt.binaries.pictures.wallpaper:1214041
Newsgroups: alt.binaries.pictures.wallpaper
Subject: Reposts: Beautiful Scenery from 1/12/07 - Denali Sunrise over
 Wonder Lake, Alaska.jpg (1/1)
From: Ozzy <[EMAIL PROTECTED]>
Organization: n/a
Message-ID: <[EMAIL PROTECTED]>
User-Agent: Xnews/5.04.25
Lines: 4732
Date: Sat, 29 Sep 2007 04:28:28 GMT
NNTP-Posting-Host: 71.246.121.238
X-Complaints-To: [EMAIL PROTECTED]
X-Trace: trndny09 1191040108 71.246.121.238 (Sat, 29 Sep 2007 00:28:28 
EDT)
NNTP-Posting-Date: Sat, 29 Sep 2007 00:28:28 EDT
MIME-Version: 1.0
Content-Type: multipart/mixed

While this one fails:

Xref: sn-us alt.binaries.pictures.wallpaper:1214052
Newsgroups: alt.binaries.pictures.wallpaper
Subject: Reposts: Beautiful Scenery from 1/12/07 - Lake Pend Oreille,
 Sandpoint, Idaho.jpg (1/1)
From: Ozzy <[EMAIL PROTECTED]>
Organization: n/a
Message-ID: <[EMAIL PROTECTED]>
User-Agent: Xnews/5.04.25
Lines: 6718
Date: Sat, 29 Sep 2007 04:39:55 GMT
NNTP-Posting-Host: 71.246.121.238
X-Complaints-To: [EMAIL PROTECTED]
X-Trace: trndny09 1191040795 71.246.121.238 (Sat, 29 Sep 2007 00:39:55 
EDT)
NNTP-Posting-Date: Sat, 29 Sep 2007 00:39:55 EDT
MIME-Version: 1.0
Content-Type: multipart/mixed

My headers wrapped but you get the idea.  Seems to be related to the image 
data itself.  Some large simple images render while smaller (x by y) may 
not.

Easily fixed by replacing libgtk2 but that breaks a dozen other apps.

stevem


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Re: [Pan-users] Re: Previews gone screwy

2007-10-20 Thread stevem
On Friday 19 October 2007, Dave Chand wrote:
> On Oct 6, 2007, at 6:58 PM, Greg Lee wrote:
>
> I have been experimenting with gdk-pixbuf. What I find is the
> following: in the file gtk+2.12.x/gdk-pixbuf/io-jpeg.c
> there is the statement
> #define JPEG_PROG_BUF_SIZE 65536
> if you change its value to something significantly higher, such as
> #JPEG_PROG_BUF_SIZE 50
> then it seems the decoding problems go away.
>
> Can someone with some knowledge of gtk please comment on this?

No knowledge of gtk here, but I grabbed the sources of the version
that works for me (10.13-1) and it's PROG_BUF == 65536.

That would seem to indicate that other factors are involved, but its
valuable info for maintainers.

stevem


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Re: [Pan-users] Re: Previews gone screwy

2007-10-20 Thread stevem
On Saturday 20 October 2007, Dave Chand wrote:
> I like Brian's patch, but I wonder what changed from gtk+2.10 to gtk
> +2.12, to cause this problem?
> Is it a pan bug or a gtk bug? Please let us know what Matthias has to
> say about this.
>
I filed a bug against gtk+2.0 with all the information from this list.  
Here's the reply from the maintainer:

On Saturday 20 October 2007, Loïc Minier wrote:
>  I just loaded a 530 KB image with the gdk-pixbuf loader mechanism
> (with the gtk-demo program) and it worked fine.  Please provide a
> sample picture and mention which part of Gtk API you're using if that's
> relevant.
>
>  For reference, this is what identify told me on the test image I used:
> /usr/share/gtk-2.0/demo/alphatest.png JPEG 2048x1536 DirectClass 573kb
>
>  You can test gdk-pixbuf loaders by overwriting the above image from
>  gtk2.0-examples and running "Images" from gtk-demo.

Doesn't answer the question about who's responsible but the gtk folks will 
want more facts.  Since I can't answer to pan's implementation of the 
library, I asked Loic to await data from real pan coders.

stevem


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Re: [Pan-users] Re: Previews gone screwy

2007-10-20 Thread stevem
On Saturday 20 October 2007, Greg Lee wrote:
> On Sat, 20 Oct 2007 19:11:19 -0400, Dave Chand wrote:
> > Is it a pan bug or a gtk bug? Please let us know what Matthias has to
> > say about this.
>
> I guess that's going to be a matter of opinion, but mine is
> that it's a gtk bug.  If the routine gdk_pixbuf_loader_write has
> the limitation that it can only write x-many bytes at a time,
> then it should only write that many bytes at a time.  It makes
> no sense to require all callers to know about and enforce this
> restriction.
>
> As I said, I don't know anything about gtk, but I don't let that
> keep me from having an opinion.

Considering the hundreds of apps that use gtk, GIMP for instance, it seems 
very possibly a pan bug.  I view the binaries I download via pan with 
gqview and I don't have a viewer problem.

But, I'm just like you - I don't let a lack of facts slow down my 
imagination.

stevem


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Re: [Pan-users] Re: Previews gone screwy

2007-10-20 Thread stevem
On Saturday 20 October 2007, walt wrote:
> On Sat, 20 Oct 2007 17:26:09 -0700, stevem wrote:
> > On Saturday 20 October 2007, Dave Chand wrote:
> >> Is it a pan bug or a gtk bug? Please let us know what Matthias has
> >> to say about this.
> >
> > I filed a bug against gtk+2.0 with all the information from this
> > list...
>
> What is the number of your bug report?
>
Bug#447394


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