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[devel] Revised pngvalid.c to test PNG_ALPHA_MODE_SUPPORTED correctly.

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This allows pngvalid to build when ALPHA_MODE is not supported, which is
required if it is to build on libpng 1.4.
This commit is contained in:
John Bowler
2011-06-11 06:51:06 -05:00
committed by Glenn Randers-Pehrson
parent d2f0bc2d13
commit 59a6c379dd
3 changed files with 16 additions and 2 deletions
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@@ -169,7 +169,12 @@ Version 1.5.3beta11 [June 11, 2011]
IDE autogenerates appropriate makefiles (libpng.mk) for batch processing.
The project is configurable, unlike the Visual Studio project, so long
as the developer has an awk.
Improved gamma range checks and other things OpenWatcom warns about.
Changed png_set_gAMA to limit the gamma value range so that the inverse
of the stored value cannot overflow the fixed point representation,
and changed other things OpenWatcom warns about.
Revised pngvalid.c to test PNG_ALPHA_MODE_SUPPORTED correctly. This allows
pngvalid to build when ALPHA_MODE is not supported, which is required if
it is to build on libpng 1.4.
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