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[master] Imported from libpng-1.6.30.tar

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Glenn Randers-Pehrson
2017-06-28 13:46:04 -05:00
parent b363e01e6b
commit 8c552ddf5b
57 changed files with 489 additions and 247 deletions
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15
pngset.c
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@@ -1,8 +1,8 @@
/* pngset.c - storage of image information into info struct
*
* Last changed in libpng 1.6.26 [October 20, 2016]
* Copyright (c) 1998-2016 Glenn Randers-Pehrson
* Last changed in libpng 1.6.30 [(PENDING RELEASE)]
* Copyright (c) 1998-2017 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.)
*
@@ -1102,8 +1102,9 @@ png_set_sPLT(png_const_structrp png_ptr,
info_ptr->valid |= PNG_INFO_sPLT;
++(info_ptr->splt_palettes_num);
++np;
++entries;
}
while (++entries, --nentries);
while (--nentries);
if (nentries > 0)
png_chunk_report(png_ptr, "sPLT out of memory", PNG_CHUNK_WRITE_ERROR);
@@ -1696,14 +1697,16 @@ png_check_keyword(png_structrp png_ptr, png_const_charp key, png_bytep new_key)
png_byte ch = (png_byte)*key++;
if ((ch > 32 && ch <= 126) || (ch >= 161 /*&& ch <= 255*/))
*new_key++ = ch, ++key_len, space = 0;
{
*new_key++ = ch; ++key_len; space = 0;
}
else if (space == 0)
{
/* A space or an invalid character when one wasn't seen immediately
* before; output just a space.
*/
*new_key++ = 32, ++key_len, space = 1;
*new_key++ = 32; ++key_len; space = 1;
/* If the character was not a space then it is invalid. */
if (ch != 32)
@@ -1716,7 +1719,7 @@ png_check_keyword(png_structrp png_ptr, png_const_charp key, png_bytep new_key)
if (key_len > 0 && space != 0) /* trailing space */
{
--key_len, --new_key;
--key_len; --new_key;
if (bad_character == 0)
bad_character = 32;
}