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[devel] Made PNG_READ_16_TO_8_ACCURATE_SCALE configurable again.

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If this is not enabled, png_set_strip_16() and png_do_scale_16_to_8()
aren't built.
This commit is contained in:
Glenn Randers-Pehrson
2011-06-16 09:05:40 -05:00
parent 733b131545
commit 5f0b9276ec
9 changed files with 39 additions and 22 deletions
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3
pngvalid.c
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@@ -5241,6 +5241,8 @@ IT(expand_16);
#endif /* PNG_READ_EXPAND_16_SUPPORTED */
#ifdef PNG_READ_16_TO_8_SUPPORTED
# if !defined(PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED) && \
!defined(PNG_READ_CHOP_16_TO_8_SUPPORTED) /* the default before 1.5.4 */
/* png_set_strip_16 */
static void
image_transform_png_set_strip_16_set(PNG_CONST image_transform *this,
@@ -5296,6 +5298,7 @@ image_transform_png_set_strip_16_add(image_transform *this,
IT(strip_16);
#undef PT
#define PT ITSTRUCT(strip_16)
#endif
#ifdef PNG_READ_CHOP_16_TO_8_SUPPORTED /* API added in 1.5.4 */
/* png_set_chop_16 */