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[libpng14] Quiet an uninitialized memory warning from VC2013 in png_get_png().

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This commit is contained in:
Glenn Randers-Pehrson 2014-01-30 15:28:08 -06:00
parent 7d10db1ec0
commit d4e05cd1b9
3 changed files with 20 additions and 20 deletions
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19
ANNOUNCE
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@ -1,5 +1,5 @@
Libpng 1.4.13rc01 - January 28, 2014
Libpng 1.4.13rc02 - January 30, 2014
This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version.
@ -9,20 +9,20 @@ Files available for download:
Source files with LF line endings (for Unix/Linux) and with a
"configure" script
1.4.13rc01.tar.xz (LZMA-compressed, recommended)
1.4.13rc01.tar.gz
1.4.13rc01.tar.bz2
1.4.13rc02.tar.xz (LZMA-compressed, recommended)
1.4.13rc02.tar.gz
1.4.13rc02.tar.bz2
Source files with CRLF line endings (for Windows), without the
"configure" script
lp1413r01.7z (LZMA-compressed, recommended)
lp1413r01.zip
lp1413r02.7z (LZMA-compressed, recommended)
lp1413r02.zip
Other information:
1.4.13rc01-README.txt
1.4.13rc01-LICENSE.txt
1.4.13rc02-README.txt
1.4.13rc02-LICENSE.txt
Changes since the last public release (1.4.11):
@ -61,6 +61,9 @@ version 1.4.13beta06 [January 22, 2014]
version 1.4.13rc01 [January 28, 2014]
No changes.
version 1.4.13rc02 [January 30, 2014]
Quiet an uninitialized memory warning from VC2013 in png_get_png().
Send comments/corrections/commendations to glennrp at users.sourceforge.net
or to png-mng-implement at lists.sf.net (subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement).

5
CHANGES
View File

@ -2900,9 +2900,12 @@ version 1.4.13beta05 [January 10, 2014]
version 1.4.13beta06 [January 22, 2014]
Quiet set-but-not-used warnings in pngset.c
version 1.4.13brc01 [January 28, 2014]
version 1.4.13rc01 [January 28, 2014]
No changes.
version 1.4.13rc02 [January 30, 2014]
Quiet an uninitialized memory warning from VC2013 in png_get_png().
Send comments/corrections/commendations to glennrp at users.sourceforge.net
or to png-mng-implement at lists.sf.net (subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement).

16
pngread.c
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@ -1,8 +1,8 @@
/* pngread.c - read a PNG file
*
* Last changed in libpng 1.4.10 [March 8, 2012]
* Copyright (c) 1998-2012 Glenn Randers-Pehrson
* Last changed in libpng 1.4.13 [%RDATE%]
* Copyright (c) 1998-2014 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
*
@ -1232,7 +1232,7 @@ png_read_png(png_structp png_ptr, png_infop info_ptr,
if (transforms & PNG_TRANSFORM_EXPAND)
if ((png_ptr->bit_depth < 8) ||
(png_ptr->color_type == PNG_COLOR_TYPE_PALETTE) ||
(png_get_valid(png_ptr, info_ptr, PNG_INFO_tRNS)))
(info_ptr->valid & PNG_INFO_tRNS))
png_set_expand(png_ptr);
#endif
@ -1251,14 +1251,8 @@ png_read_png(png_structp png_ptr, png_infop info_ptr,
* [0,65535] to the original [0,7] or [0,31], or whatever range the
* colors were originally in:
*/
if ((transforms & PNG_TRANSFORM_SHIFT)
&& png_get_valid(png_ptr, info_ptr, PNG_INFO_sBIT))
{
png_color_8p sig_bit;
png_get_sBIT(png_ptr, info_ptr, &sig_bit);
png_set_shift(png_ptr, sig_bit);
}
if ((transforms & PNG_TRANSFORM_SHIFT) && (info_ptr->valid & PNG_INFO_sBIT))
png_set_shift(png_ptr, &info_ptr->sig_bit);
#endif
#ifdef PNG_READ_BGR_SUPPORTED