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[libpng16] Issue a png_benign_error() instead of png_warning() about bad

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palette index.
This commit is contained in:
Glenn Randers-Pehrson
2012-03-10 08:48:04 -06:00
parent 71db131882
commit 945cb1f9be
7 changed files with 9 additions and 5 deletions
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libpng.3
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@@ -5529,7 +5529,8 @@ From libpng-1.4.0 until 1.4.4, the png_get_uint_16 macro (but not the
function) incorrectly returned a value of type png_uint_32.
Checking for invalid palette index on read or write was added at libpng
1.5.10. This is enabled by default but can be disabled in each png_ptr with
1.5.10. When an invalid index is found, libpng issues a benign error.
This is enabled by default but can be disabled in each png_ptr with
png_set_check_for_invalid_index(png_ptr, allowed);