diff options
Diffstat (limited to 'pngwrite.c')
-rw-r--r-- | pngwrite.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/pngwrite.c b/pngwrite.c index b587f1b99..2a72ad33f 100644 --- a/pngwrite.c +++ b/pngwrite.c @@ -1,7 +1,7 @@ /* pngwrite.c - general routines to write a PNG file * - * 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.) @@ -806,7 +806,8 @@ png_write_row(png_structp png_ptr, png_const_bytep row) /* Added at libpng-1.5.10 */ #ifdef PNG_WRITE_CHECK_FOR_INVALID_INDEX_SUPPORTED /* Check for out-of-range palette index */ - if(row_info.color_type == PNG_COLOR_TYPE_PALETTE) + if (row_info.color_type == PNG_COLOR_TYPE_PALETTE && + png_ptr->num_palette_max >= 0) png_do_check_palette_indexes(png_ptr, &row_info); #endif |