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[master] Imported from libpng-1.5.11.tar

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Glenn Randers-Pehrson
2012-06-14 06:28:09 -05:00
parent d5a80e0944
commit 981560ae60
49 changed files with 270 additions and 215 deletions
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6
pngtrans.c
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@@ -1,7 +1,7 @@
/* pngtrans.c - transforms the data in a row (used by both readers and writers)
*
* Last changed in libpng 1.5.10 [March 8, 2012]
* Last changed in libpng 1.5.11 [June 14, 2012]
* Copyright (c) 1998-2012 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.)
@@ -626,7 +626,7 @@ void /* PRIVATE */
png_do_check_palette_indexes(png_structp png_ptr, png_row_infop row_info)
{
if (png_ptr->num_palette < (1 << row_info->bit_depth) &&
png_ptr->num_palette_max >= 0)
png_ptr->num_palette > 0) /* num_palette can be 0 in MNG files */
{
/* Calculations moved outside switch in an attempt to stop different
* compiler warnings. 'padding' is in *bits* within the last byte, it is
@@ -708,7 +708,7 @@ png_do_check_palette_indexes(png_structp png_ptr, png_row_infop row_info)
{
for (; rp > png_ptr->row_buf; rp--)
{
if (*rp >= png_ptr->num_palette_max)
if (*rp > png_ptr->num_palette_max)
png_ptr->num_palette_max = (int) *rp;
}