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Imported from libpng-1.2.9beta9.tar

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This commit is contained in:
Glenn Randers-Pehrson
2006-03-10 10:19:04 -06:00
parent 1ce0836b4a
commit 170b70ce30
55 changed files with 252 additions and 161 deletions
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10
pngrutil.c
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@@ -1,7 +1,7 @@
/* pngrutil.c - utilities to read a PNG file
*
* Last changed in libpng 1.2.9 March 9, 2006
* Last changed in libpng 1.2.9 March 10, 2006
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2006 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@@ -620,7 +620,7 @@ png_handle_gAMA(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
}
#if defined(PNG_READ_sRGB_SUPPORTED)
if (info_ptr->valid & PNG_INFO_sRGB)
if (info_ptr != NULL && (info_ptr->valid & PNG_INFO_sRGB))
if (PNG_OUT_OF_RANGE(igamma, 45500L, 500))
{
png_warning(png_ptr,
@@ -829,7 +829,7 @@ png_handle_cHRM(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
#endif
#if defined(PNG_READ_sRGB_SUPPORTED)
if (info_ptr->valid & PNG_INFO_sRGB)
if (info_ptr != NULL && (info_ptr->valid & PNG_INFO_sRGB))
{
if (PNG_OUT_OF_RANGE(int_x_white, 31270, 1000) ||
PNG_OUT_OF_RANGE(int_y_white, 32900, 1000) ||
@@ -924,7 +924,7 @@ png_handle_sRGB(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
}
#if defined(PNG_READ_gAMA_SUPPORTED) && defined(PNG_READ_GAMMA_SUPPORTED)
if ((info_ptr->valid & PNG_INFO_gAMA))
if (info_ptr != NULL && (info_ptr->valid & PNG_INFO_gAMA))
{
png_fixed_point igamma;
#ifdef PNG_FIXED_POINT_SUPPORTED
@@ -953,7 +953,7 @@ png_handle_sRGB(png_structp png_ptr, png_infop info_ptr, png_uint_32 length)
#ifdef PNG_READ_cHRM_SUPPORTED
#ifdef PNG_FIXED_POINT_SUPPORTED
if (info_ptr->valid & PNG_INFO_cHRM)
if (info_ptr != NULL && (info_ptr->valid & PNG_INFO_cHRM))
if (PNG_OUT_OF_RANGE(info_ptr->int_x_white, 31270, 1000) ||
PNG_OUT_OF_RANGE(info_ptr->int_y_white, 32900, 1000) ||
PNG_OUT_OF_RANGE(info_ptr->int_x_red, 64000L, 1000) ||