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authorRyan Harrison <rharrison@chromium.org>2018-09-04 18:58:21 +0000
committerChromium commit bot <commit-bot@chromium.org>2018-09-04 18:58:21 +0000
commit6b2e2f0ec7c5f629c5270d14c2339197af7392d8 (patch)
treebb043a95cb8470b25158d3671c9484a156e30d14 /third_party/libpng16/pngwtran.c
parentd8b5feae1180185b7d1a41682b2b1a565dd5c630 (diff)
downloadpdfium-6b2e2f0ec7c5f629c5270d14c2339197af7392d8.tar.xz
Update libpng from 1.6.22 -> 1.6.34
Updates third_party/libpng16 to Chromium's third_party/libpng @ e87a02987101e2dbe319a4aba6b52470f7624b4a and applies PDFium specific patches. BUG=chromium:880322 Change-Id: I6724f55099c70a79da6d6e4863b9c6c9157ec571 Reviewed-on: https://pdfium-review.googlesource.com/41910 Reviewed-by: Lei Zhang <thestig@chromium.org> Commit-Queue: Ryan Harrison <rharrison@chromium.org>
Diffstat (limited to 'third_party/libpng16/pngwtran.c')
-rw-r--r--third_party/libpng16/pngwtran.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/third_party/libpng16/pngwtran.c b/third_party/libpng16/pngwtran.c
index 038a2ef5dc..377b43e5ca 100644
--- a/third_party/libpng16/pngwtran.c
+++ b/third_party/libpng16/pngwtran.c
@@ -1,8 +1,8 @@
/* pngwtran.c - transforms the data in a row for PNG writers
*
- * Last changed in libpng 1.6.18 [July 23, 2015]
- * Copyright (c) 1998-2002,2004,2006-2015 Glenn Randers-Pehrson
+ * Last changed in libpng 1.6.26 [October 20, 2016]
+ * Copyright (c) 1998-2002,2004,2006-2016 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.)
*
@@ -177,7 +177,7 @@ png_do_shift(png_row_infop row_info, png_bytep row,
if (row_info->color_type != PNG_COLOR_TYPE_PALETTE)
{
int shift_start[4], shift_dec[4];
- int channels = 0;
+ unsigned int channels = 0;
if ((row_info->color_type & PNG_COLOR_MASK_COLOR) != 0)
{
@@ -525,7 +525,7 @@ png_do_write_transformations(png_structrp png_ptr, png_row_infop row_info)
#ifdef PNG_WRITE_FILLER_SUPPORTED
if ((png_ptr->transformations & PNG_FILLER) != 0)
png_do_strip_channel(row_info, png_ptr->row_buf + 1,
- !(png_ptr->flags & PNG_FLAG_FILLER_AFTER));
+ !(png_ptr->flags & PNG_FLAG_FILLER_AFTER));
#endif
#ifdef PNG_WRITE_PACKSWAP_SUPPORTED
@@ -549,7 +549,7 @@ png_do_write_transformations(png_structrp png_ptr, png_row_infop row_info)
#ifdef PNG_WRITE_SHIFT_SUPPORTED
if ((png_ptr->transformations & PNG_SHIFT) != 0)
png_do_shift(row_info, png_ptr->row_buf + 1,
- &(png_ptr->shift));
+ &(png_ptr->shift));
#endif
#ifdef PNG_WRITE_SWAP_ALPHA_SUPPORTED