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Imported from libpng-1.2.9beta5.tar

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This commit is contained in:
Glenn Randers-Pehrson
2006-03-04 16:50:47 -06:00
parent c3d51c14f2
commit e64746200b
64 changed files with 1239 additions and 1902 deletions
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7
pngread.c
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@@ -1,6 +1,7 @@
/* pngread.c - read a PNG file
*
* libpng 1.2.9 March 4, 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)
@@ -76,7 +77,7 @@ png_create_read_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
png_free(png_ptr, png_ptr->zbuf);
png_ptr->zbuf=NULL;
#ifdef PNG_USER_MEM_SUPPORTED
png_destroy_struct_2((png_voidp)png_ptr,
png_destroy_struct_2((png_voidp)png_ptr,
(png_free_ptr)free_fn, (png_voidp)mem_ptr);
#else
png_destroy_struct((png_voidp)png_ptr);
@@ -188,7 +189,7 @@ png_read_init_2(png_structp png_ptr, png_const_charp user_png_ver,
{
/* We only come here via pre-1.0.12-compiled applications */
#if !defined(PNG_NO_STDIO) && !defined(_WIN32_WCE)
if(png_sizeof(png_struct) > png_struct_size ||
if(png_sizeof(png_struct) > png_struct_size ||
png_sizeof(png_info) > png_info_size)
{
char msg[80];
@@ -737,7 +738,7 @@ png_read_row(png_structp png_ptr, png_bytep row, png_bytep dsp_row)
png_memcpy_check(png_ptr, png_ptr->prev_row, png_ptr->row_buf,
png_ptr->rowbytes + 1);
#if defined(PNG_MNG_FEATURES_SUPPORTED)
if((png_ptr->mng_features_permitted & PNG_FLAG_MNG_FILTER_64) &&
(png_ptr->filter_type == PNG_INTRAPIXEL_DIFFERENCING))