mewin/libpng
1
0
Fork 0
mirror of https://git.code.sf.net/p/libpng/code.git synced 2025-07-10 18:04:09 +02:00
Code Issues Projects Releases Wiki Activity

[libpng16] Fixed byte order in 2-byte filler, in png_do_read_filler().

Browse Source
This commit is contained in:
John Bowler
2014-12-29 16:24:33 -06:00
committed by Glenn Randers-Pehrson
parent 19ec55f40e
commit cde8cd6b30
3 changed files with 14 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
pngrtran.c
View File

@@ -2715,13 +2715,13 @@ png_do_read_filler(png_row_infop row_info, png_bytep row,
png_bytep dp = sp + (png_size_t)row_width * 2;
for (i = 1; i < row_width; i++)
{
*(--dp) = hi_filler;
*(--dp) = lo_filler;
*(--dp) = hi_filler;
*(--dp) = *(--sp);
*(--dp) = *(--sp);
}
*(--dp) = hi_filler;
*(--dp) = lo_filler;
*(--dp) = hi_filler;
row_info->channels = 2;
row_info->pixel_depth = 32;
row_info->rowbytes = row_width * 4;
@@ -2736,8 +2736,8 @@ png_do_read_filler(png_row_infop row_info, png_bytep row,
{
*(--dp) = *(--sp);
*(--dp) = *(--sp);
*(--dp) = hi_filler;
*(--dp) = lo_filler;
*(--dp) = hi_filler;
}
row_info->channels = 2;
row_info->pixel_depth = 32;
@@ -2796,8 +2796,8 @@ png_do_read_filler(png_row_infop row_info, png_bytep row,
png_bytep dp = sp + (png_size_t)row_width * 2;
for (i = 1; i < row_width; i++)
{
*(--dp) = hi_filler;
*(--dp) = lo_filler;
*(--dp) = hi_filler;
*(--dp) = *(--sp);
*(--dp) = *(--sp);
*(--dp) = *(--sp);
@@ -2805,8 +2805,8 @@ png_do_read_filler(png_row_infop row_info, png_bytep row,
*(--dp) = *(--sp);
*(--dp) = *(--sp);
}
*(--dp) = hi_filler;
*(--dp) = lo_filler;
*(--dp) = hi_filler;
row_info->channels = 4;
row_info->pixel_depth = 64;
row_info->rowbytes = row_width * 8;
@@ -2825,8 +2825,8 @@ png_do_read_filler(png_row_infop row_info, png_bytep row,
*(--dp) = *(--sp);
*(--dp) = *(--sp);
*(--dp) = *(--sp);
*(--dp) = hi_filler;
*(--dp) = lo_filler;
*(--dp) = hi_filler;
}
row_info->channels = 4;
@@ -4837,7 +4837,7 @@ png_do_read_transformations(png_structrp png_ptr, png_row_infop row_info)
/* Because PNG_COMPOSE does the gamma transform if there is something to
* do (if there is an alpha channel or transparency.)
*/
!((png_ptr->transformations & PNG_COMPOSE) &&
!((png_ptr->transformations & PNG_COMPOSE) != 0 &&
((png_ptr->num_trans != 0) ||
(png_ptr->color_type & PNG_COLOR_MASK_ALPHA) != 0)) &&
#endif