86342 - animated GIF shows some portions as black during animation

Status: VERIFIED DUPLICATE of bug 22607

(Core :: Graphics: ImageLib, defect)

Description

[John Morrison]

Overview Description: 

This is a remaining bug not fixed by the fix to bug 77914 'Transparent
animating GIFs have black background'.  This GIF still shows a black
background in parts of the image while it is animating. (Note: it
isn't a transparent GIF in the first place).

Steps to Reproduce: 
1) Load the attachment
     http://bugzilla.mozilla.org/showattachment.cgi?attach_id=37874

Actual Results: on 2nd (?) frame of animation, part of image goes black

Expected Results: no black

Reproducibility: 100% linux/win32/mac

Comment 1

[bob_erek]

I think this could be a dup of bug 22607, but I don't have sufficient knowledge
of GIF specs to be certain.

Comment 2

[Aaron Kaluszka]

Yeah, looks like it could be bug 22607, but its definitely dup of bug 85177,
marking so.

*** This bug has been marked as a duplicate of 85177 ***

Comment 3

[John Morrison]

option to saari.

Comment 4

[saari (gone)]

Yeah, this is a dup of another 0.9.3 bug

Comment 5

[Boris Zbarsky [:bzbarsky]]

*** Bug 91029 has been marked as a duplicate of this bug. ***

Comment 6

[Aaron Kaluszka]

*** This bug has been marked as a duplicate of 22607 ***

Comment 7

[Terri Preston]

Verified Duplicate