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Imported from libpng-1.4.0beta49.tar

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This commit is contained in:
Glenn Randers-Pehrson
2009-02-28 06:08:20 -06:00
parent 79134c69a4
commit 0ffb71a6af
62 changed files with 286 additions and 191 deletions
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10
pngwutil.c
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@@ -1,7 +1,7 @@
/* pngwutil.c - utilities to write a PNG file
*
* Last changed in libpng 1.4.0 [February 14, 2009]
* Last changed in libpng 1.4.0 [February 28, 2009]
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2009 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -1767,8 +1767,14 @@ png_write_start_row(png_structp png_ptr)
if (png_ptr->do_filter & (PNG_FILTER_AVG | PNG_FILTER_UP | PNG_FILTER_PAETH))
{
/* set up previous row buffer */
png_ptr->prev_row = (png_bytep)png_calloc(png_ptr,
#ifdef PNG_CALLOC_SUPPORTED
png_ptr->prev_row = (png_bytep)png_calloc(png_ptr,
(png_alloc_size_t)buf_size);
#else
png_ptr->prev_row = (png_bytep)png_malloc(png_ptr,
(png_uint_32)buf_size);
png_memset(png_ptr->prev_row, 0, buf_size);
#endif
if (png_ptr->do_filter & PNG_FILTER_UP)
{