Re: [Gimp-user] how to preserve semi-transparency when converting to indexed

2006-08-05 Thread saulgoode
Quoting j_mach_wust j_mach_wust <[EMAIL PROTECTED]>: saulgoode wrote: The PNG file format specification permits a similar indexed encoding scheme as the GIF format; Unlike an indexed GIF, an indexed PNG allows semi-transparency. I thought I was able to produce such semi-transparent indexed PN

Re: [Gimp-user] how to preserve semi-transparency when converting to indexed

2006-08-05 Thread Alan Horkan
On Fri, 4 Aug 2006, Matthias Julius wrote: > Date: Fri, 04 Aug 2006 17:51:31 -0400 > From: Matthias Julius <[EMAIL PROTECTED]> > To: j_mach_wust j_mach_wust <[EMAIL PROTECTED]> > Cc: gimp-user@lists.XCF.Berkeley.EDU > Subject: Re: [Gimp-user] how to pres

Re: [Gimp-user] how to preserve semi-transparency when converting to indexed

2006-08-05 Thread j_mach_wust j_mach_wust
saulgoode wrote: > The PNG file format specification permits a similar > indexed encoding scheme as the GIF format; Unlike an indexed GIF, an indexed PNG allows semi-transparency. I thought I was able to produce such semi-transparent indexed PNG with GIMP. I don't know how I did it. It appears th

Re: [Gimp-user] how to preserve semi-transparency when converting to indexed

2006-08-05 Thread saulgoode
Quoting j_mach_wust j_mach_wust <[EMAIL PROTECTED]>: saulgoode wrote: It works by replacing the non-transparent portion of each layer with the result of merging the layer with the layers below (actually the "projection" of the layers below it). That sounds as if it's still impossible to pres

Re: [Gimp-user] how to preserve semi-transparency when converting to indexed

2006-08-05 Thread j_mach_wust j_mach_wust
saulgoode wrote: > > Since I installed a new version, the > > semi-transparency is cut off and I have just plain > > black on transparent background as if there were no > > antialiasing, very ugly. > > I wrote a script a while back that attempted to > address this (available at http://flashingtwe

Re: [Gimp-user] how to preserve semi-transparency when converting to indexed

2006-08-04 Thread saulgoode
Since I installed a new version, the semi-transparency is cut off and I have just plain black on transparent background as if there were no antialiasing, very ugly. I wrote a script a while back that attempted to address this (available at http://flashingtwelve.brickfilms.com/GIMP/Scrip

Re: [Gimp-user] how to preserve semi-transparency when converting to indexed

2006-08-04 Thread Matthias Julius
j_mach_wust j_mach_wust <[EMAIL PROTECTED]> writes: > When I created png images of black text on transparent background, I > used to convert them to indexed so their size would be reduced. How much does this reduce the file size? Matthias ___ Gimp-use

[Gimp-user] how to preserve semi-transparency when converting to indexed

2006-08-04 Thread j_mach_wust j_mach_wust
HiWhen I created png images of black text on transparent background, I used to convert them to indexed so their size would be reduced. Since I installed a new version, the semi-transparency is cut off and I have just plain black on transparent background as if there were no antialiasing, very ugly.