[Bug 891457] uneven emulated Bold/Slant for subsetted large fonts

bugzilla at redhat.com bugzilla at redhat.com
Sun Jan 13 08:33:47 UTC 2013

Product: Fedora

--- Comment #20 from Hin-Tak Leung <htl10 at users.sourceforge.net> ---
(In reply to comment #18)
> It is hard to see how cairo could cause this sort of output. It looks more
> like a FreeType bug. I'm not sure how to debug this any further without
> writing some FreeType test code to check the output from FreeType. And that
> is something I don't have time to do.

Werner suggested trying to reproduce similar problems if possible with ftview,
which can do font effects on display. But I am not hopeful in that since it
looks like the problem does not affect bitmap-based output.

> Note: the png output from the testcase is using the glyph bitmaps generated
> by FreeType while the PDF/PS output is using the outlines from FreeType.

I haven't figured out where/how cairo write fonts yet...

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