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[libpng16] Backport recent changes from libpng-1.7.0beta30 and beta31.

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John Bowler
2014-02-06 11:32:57 -06:00
committed by Glenn Randers-Pehrson
parent 685dff485e
commit 414d7b5f7d
17 changed files with 1862 additions and 93 deletions
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22
pngrtran.c
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@@ -1363,12 +1363,12 @@ png_init_read_transformations(png_structrp png_ptr)
* 12) PNG_EXPAND_16
* 13) PNG_GRAY_TO_RGB iff PNG_BACKGROUND_IS_GRAY
* 14) PNG_INVERT_MONO
* 15) PNG_SHIFT
* 16) PNG_PACK
* 17) PNG_BGR
* 18) PNG_PACKSWAP
* 19) PNG_FILLER (includes PNG_ADD_ALPHA)
* 20) PNG_INVERT_ALPHA
* 15) PNG_INVERT_ALPHA
* 16) PNG_SHIFT
* 17) PNG_PACK
* 18) PNG_BGR
* 19) PNG_PACKSWAP
* 20) PNG_FILLER (includes PNG_ADD_ALPHA)
* 21) PNG_SWAP_ALPHA
* 22) PNG_SWAP_BYTES
* 23) PNG_USER_TRANSFORM [must be last]
@@ -4907,6 +4907,11 @@ png_do_read_transformations(png_structrp png_ptr, png_row_infop row_info)
png_do_invert(row_info, png_ptr->row_buf + 1);
#endif
#ifdef PNG_READ_INVERT_ALPHA_SUPPORTED
if (png_ptr->transformations & PNG_INVERT_ALPHA)
png_do_read_invert_alpha(row_info, png_ptr->row_buf + 1);
#endif
#ifdef PNG_READ_SHIFT_SUPPORTED
if (png_ptr->transformations & PNG_SHIFT)
png_do_unshift(row_info, png_ptr->row_buf + 1,
@@ -4941,11 +4946,6 @@ png_do_read_transformations(png_structrp png_ptr, png_row_infop row_info)
(png_uint_32)png_ptr->filler, png_ptr->flags);
#endif
#ifdef PNG_READ_INVERT_ALPHA_SUPPORTED
if (png_ptr->transformations & PNG_INVERT_ALPHA)
png_do_read_invert_alpha(row_info, png_ptr->row_buf + 1);
#endif
#ifdef PNG_READ_SWAP_ALPHA_SUPPORTED
if (png_ptr->transformations & PNG_SWAP_ALPHA)
png_do_read_swap_alpha(row_info, png_ptr->row_buf + 1);