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[libpng15] Fixed problem with PNG_HANDLE_AS_UNKNOWN_SUPPORTED in pngpread.c

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This commit is contained in:
Glenn Randers-Pehrson
2012-04-23 19:52:59 -05:00
parent 9bb65df0be
commit c1269a3975
3 changed files with 13 additions and 5 deletions
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10
pngpread.c
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@@ -1,7 +1,7 @@
/* pngpread.c - read a png file in push mode
*
* Last changed in libpng 1.5.9 [February 18, 2012]
* Last changed in libpng 1.5.11 [(PENDING RELEASE)]
* 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.)
@@ -255,8 +255,11 @@ png_push_read_chunk(png_structp png_ptr, png_infop info_ptr)
png_push_have_end(png_ptr, info_ptr);
}
#ifdef PNG_HANDLE_UNKNOWN_SUPPORTED
else
#ifdef PNG_HANDLE_AS_UNKNOWN_SUPPORTED
else if (png_chunk_unknown_handling(png_ptr, chunk_name))
if (png_chunk_unknown_handling(png_ptr, chunk_name))
#endif
{
if (png_ptr->push_length + 4 > png_ptr->buffer_size)
{
@@ -550,6 +553,8 @@ png_push_read_chunk(png_structp png_ptr, png_infop info_ptr)
}
#endif
#ifdef PNG_HANDLE_UNKNOWN_SUPPORTED
else
{
if (png_ptr->push_length + 4 > png_ptr->buffer_size)
@@ -559,6 +564,7 @@ png_push_read_chunk(png_structp png_ptr, png_infop info_ptr)
}
png_handle_unknown(png_ptr, info_ptr, png_ptr->push_length);
}
#endif
png_ptr->mode &= ~PNG_HAVE_CHUNK_HEADER;
}