Closed Bug 335108 Opened 18 years ago Closed 18 years ago

ICO alpha handling still isn't quite right: gray tab background treated as pink background

Categories

(Core :: Graphics, defect)

x86
Windows XP
defect
Not set
normal

Tracking

()

RESOLVED WORKSFORME

People

(Reporter: jruderman, Unassigned)

References

()

Details

(Keywords: regression, testcase)

Attachments

(5 files)

After the fix for bug 331671, the favicon for http://www.keepersoflists.org/ is shown correctly in the address bar, but it is shown with a pink background on the tab bar.
Attached image ICO file used in testcase (deleted) —
Attached file testcase (deleted) —
Attached image screenshot of testcase (deleted) —
I'm using Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.9a1) Gecko/20060421 Minefield/3.0a1.
Flags: blocking1.9a1?
Attachment #219451 - Attachment mime type: application/octet-stream → image/x-icon
I see it with this code in userChrome.css: tab{ -moz-appearance: none !important; } tab {height: 23px !important;} tab{-moz-appearance: none !important;} When I make the tab higher or give the smashed icon normal proportions the problem disappears.
FWIW, this icon has 24-bit RGB color and a separate 1-bit transparency channel instead of the more common 32-bit RGBA.
Attached image tab icons (deleted) —
Screenshot of the problem described in comment #5. Although the testcase and the workaround are different, I post it here because it looks similar and it did not happen before Bug 331671.
Flags: blocking1.9a1? → blocking1.9a1+
Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.8.0.4) Gecko/20060508 Firefox/1.5.0.4 OS: WinXP Professional I met this problem only with icons with transparency and only in tab icon. When you load a page with such an icon in tab, and move a mouse over the icon, you see some white and black artefact lines changing. Examples: http://www.sourceforge.net http://www.freshmeat.net Gif with example attached
Attached image Artefacts in transparent favicon (deleted) —
Artefacts in tab icon when dealing with icon with transparency
Flags: blocking1.9+
fixed as part of the checkin from 332386, i think.
Status: NEW → RESOLVED
Closed: 18 years ago
Resolution: --- → WORKSFORME
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