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-rw-r--r--pngread.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/pngread.c b/pngread.c
index 59789ea5c..6f949f630 100644
--- a/pngread.c
+++ b/pngread.c
@@ -1,8 +1,8 @@
/* pngread.c - read a PNG file
*
- * Last changed in libpng 1.5.7 [December 15, 2011]
- * Copyright (c) 1998-2011 Glenn Randers-Pehrson
+ * Last changed in libpng 1.5.10 [(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.)
*
@@ -801,6 +801,13 @@ png_read_end(png_structp png_ptr, png_infop info_ptr)
png_crc_finish(png_ptr, 0); /* Finish off CRC from last IDAT chunk */
+#ifdef PNG_READ_CHECK_FOR_INVALID_INDEX_SUPPORTED
+ /* Report invalid palette index; added at libng-1.5.10 */
+ if (png_ptr->color_type == PNG_COLOR_TYPE_PALETTE &&
+ png_ptr->num_palette_max > png_ptr->num_palette)
+ png_warning(png_ptr, "Read palette index exceeding num_palette");
+#endif
+
do
{
png_uint_32 length = png_read_chunk_header(png_ptr);
@@ -1066,12 +1073,6 @@ png_read_destroy(png_structp png_ptr, png_infop info_ptr,
png_free(png_ptr, png_ptr->save_buffer);
#endif
-#ifdef PNG_PROGRESSIVE_READ_SUPPORTED
-#ifdef PNG_TEXT_SUPPORTED
- png_free(png_ptr, png_ptr->current_text);
-#endif /* PNG_TEXT_SUPPORTED */
-#endif /* PNG_PROGRESSIVE_READ_SUPPORTED */
-
/* Save the important info out of the png_struct, in case it is
* being used again.
*/