Re: [Gimp-user] Re: PNG binary transparency

2005-09-14 Thread Michael Schumacher
michael chang wrote: This sounds like something that should be only created if it's set by the user -- e.g. a save option. Although then it'd have to be specified every time, which might be annoying. In that case, you'd still see the colour that acts transparent in GIMP - just not when

Re: [Gimp-user] Re: PNG binary transparency

2005-09-14 Thread Jeffrey Brent McBeth
On Wed, Sep 14, 2005 at 08:00:01PM +0200, Michael Schumacher wrote: IMO it could be a reasonable default to set tRNS to the currently selected background color when saving with keep tranparent pixels' color unset. This would copy the behaviour for the bKGD chunk. Except that would make any

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Jeffrey Brent McBeth
On Tue, Sep 13, 2005 at 05:30:21PM +0300, Diaa Sami wrote: that's exactly what I wanted, I looked into PNG docs, and I found out that there are two functions responsible for this, which are png_get_tRNS and png_set_tRNS. Yup. For just about any chunk, there is a get/set pair in the

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread michael chang
On 9/13/05, Jeffrey Brent McBeth [EMAIL PROTECTED] wrote: On Tue, Sep 13, 2005 at 05:30:21PM +0300, Diaa Sami wrote: that's exactly what I wanted, I looked into PNG docs, and I found out that there are two functions responsible for this, which are png_get_tRNS and png_set_tRNS. Yup.

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Jeffrey Brent McBeth
On Tue, Sep 13, 2005 at 04:26:39PM -0400, michael chang wrote: IE ignores tRNS when you aren't in palette mode, anytime you added some of that color to an image, it would turn transparent seperate from what you expect, etc. So logically, should we even be using tRNS in PNG anyway? IE is

RE: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Chris Kinata [kcom]
| Sent: 20050913 Sep Tue 13:55 | To: michael chang | Cc: gimp-user@lists.xcf.berkeley.edu | Subject: Re: [Gimp-user] Re: PNG binary transparency | | | On Tue, Sep 13, 2005 at 04:26:39PM -0400, michael chang wrote: | IE ignores tRNS when you aren't in palette

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread michael chang
On 9/13/05, Patrick Shanahan [EMAIL PROTECTED] wrote: * michael chang [EMAIL PROTECTED] [09-13-05 15:33]: So logically, should we even be using tRNS in PNG anyway? IE is one of the most commonly used browsers, AFAIK... Why would you cripple a *good* program because a *bad* program,

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Carol Spears
On Tue, Sep 13, 2005 at 02:23:14PM -0700, Chris Kinata [kcom] wrote: Hi all... I was frustrated about IE PNG support (still am), but did some research, and found several ways to fix this in IE, depending on what you want. we were discussing this on the irc some. it is all very confusing

RE: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Chris Kinata [kcom]
Tue 15:05 | To: Chris Kinata [kcom] | Cc: GIMPUser | Subject: Re: [Gimp-user] Re: PNG binary transparency | | | On Tue, Sep 13, 2005 at 02:23:14PM -0700, Chris Kinata | [kcom] wrote: | |Hi all... | |I was frustrated about

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Carol Spears
On Tue, Sep 13, 2005 at 03:41:58PM -0700, Chris Kinata [kcom] wrote: With respect, could you clarify what the issue is on the page you've referenced? I'm looking at http://carol.gimp.org/blog.html in both IE6 and Firefox, and the major differences I see are some spacing variations and

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Carol Spears
On Tue, Sep 13, 2005 at 03:04:52PM -0700, Carol Spears wrote: personally, i thank everyone who has been involved in giving me a lifestyle in which i do not need to worry about broken propietary software when i make pages. the mess you see on my web site is all my own making for my own

RE: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Chris Kinata [kcom]
web design and hosting | -Original Message- | From: Carol Spears [mailto:[EMAIL PROTECTED] | Sent: 20050913 Sep Tue 16:02 | To: Chris Kinata [kcom] | Cc: GIMPUser | Subject: Re: [Gimp-user] Re: PNG binary transparency | | | On Tue

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Carol Spears
one more time: On Tue, Sep 13, 2005 at 04:02:13PM -0700, Carol Spears wrote: i fully admit that i am unable to use the gimp image map plug-in to its fullest, however even with my limited skills, it would be easy to get a screenshot of the page being rendered correctly and send all IE viewers

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread michael chang
On 9/13/05, Chris Kinata [kcom] [EMAIL PROTECTED] wrote: By absent image are we talking about the img frame.png in the passages div class=pattern img src=frame.png alt=frame/img /div but can't find a correct path for frame.png. I think we call

Re: [Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Carol Spears
On Tue, Sep 13, 2005 at 08:00:48PM -0400, michael chang wrote: On 9/13/05, Chris Kinata [kcom] [EMAIL PROTECTED] wrote: By absent image are we talking about the img frame.png in the passages div class=pattern img src=frame.png alt=frame/img

Re: [Gimp-user] Re: PNG binary transparency

2005-09-12 Thread michael chang
On 9/12/05, Diaa Sami [EMAIL PROTECTED] wrote: actually I need to do this with 24-bit PNG's, is it possible? it it's not, do u know any other free tool that does this? AFAIK GIMP doesn't support 24-bit colour. Apparently it's a limitation in GIMP's current design, and won't be fixed for a long

Re: [Gimp-user] Re: PNG binary transparency

2005-09-12 Thread Jeffrey Brent McBeth
On Mon, Sep 12, 2005 at 06:04:59PM -0400, michael chang wrote: On 9/12/05, Diaa Sami [EMAIL PROTECTED] wrote: actually I need to do this with 24-bit PNG's, is it possible? it it's not, do u know any other free tool that does this? AFAIK GIMP doesn't support 24-bit colour. Apparently it's

Re: [Gimp-user] Re: PNG binary transparency

2005-09-12 Thread Jeffrey Brent McBeth
On Tue, Sep 13, 2005 at 06:06:14AM +0300, Diaa Sami wrote: first, I want to thank you for your long and clear response. well, you're asking about what I'm trying to achieve. what I want is to have somekind of transparent color which is written in the PNG file. I don't want to have an alpha