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

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

2005-09-13 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 > > > > > > > > but can't find a correct path f

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 > > > > but can't find a correct path for frame.png. I think we call this generative loss or something... frame.png

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 viewe

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

2005-09-13 Thread Chris Kinata [kcom]
-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, Sep 13, 2005 at 03:41:58PM -070

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 p

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 variation

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

2005-09-13 Thread Chris Kinata [kcom]
] | Sent: 20050913 Sep 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... |

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 conf

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 *ba

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 are

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

2005-09-13 Thread Patrick Shanahan
* 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, IE, is broken? -- Patrick Shanahan

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?

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.

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 ref

[Gimp-user] Re: PNG binary transparency

2005-09-13 Thread Diaa Sami
Jeffrey Brent McBeth wrote: 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 d

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

[Gimp-user] Re: PNG binary transparency

2005-09-12 Thread Diaa Sami
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 channel, just that transparent color. I'm don't know the detai

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. Apparent

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 l

[Gimp-user] Re: PNG binary transparency

2005-09-12 Thread Diaa Sami
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? ___ Gimp-user mailing list Gimp-user@lists.xcf.berkeley.edu http://lists.xcf.berkeley.edu/mailman/listinfo/gimp-user

[Gimp-user] Re: PNG binary transparency

2005-09-11 Thread Brion Vibber
Diaa Sami wrote: AFAIK, the PNG file format supports two kinds of transparency: variable transparency(alpha channel) and binary transparency. I know how to add an alpha channel to the image and manipulate it, but what I'm asking about is the binary transparency, there should be a method to choo