[master] Restore new pngtest.c

This commit is contained in:
Glenn Randers-Pehrson 2009-11-08 20:07:41 -06:00
parent e5e60564cf
commit 2522de8594
3 changed files with 7 additions and 16 deletions

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@ -137,10 +137,10 @@ version 1.2.41beta15 [November 8, 2009]
functions while building libpng. They need to be tested, especially
those using compilers other than gcc.
Updated projects/visualc6 and visualc71 with "/d PNG_CONFIGURE_LIBPNG".
Removed three direct references to read_info_ptr members in pngtest.c
that were detected by the new PNG_DEPSTRUCT macro.
version 1.2.41beta16 [November 9, 2009]
Removed three direct references to read_info_ptr members in pngtest.c
that were detected by the new PNG_DEPSTRUCT macro.
Send comments/corrections/commendations to png-mng-implement at lists.sf.net

13
CHANGES
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@ -2568,20 +2568,11 @@ version 1.2.41beta15 [November 8, 2009]
functions while building libpng. They need to be tested, especially
those using compilers other than gcc.
Updated projects/visualc6 and visualc71 with "/d PNG_CONFIGURE_LIBPNG".
version 1.2.41beta16 [November 9, 2009]
Removed three direct references to read_info_ptr members in pngtest.c
that were detected by the new PNG_DEPSTRUCT macro.
version 1.2.41beta16 [November 9, 2009]
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement
to subscribe)
or to glennrp at users.sourceforge.net
Glenn R-P
*/
Send comments/corrections/commendations to png-mng-implement at lists.sf.net
(subscription required; visit
https://lists.sourceforge.net/lists/listinfo/png-mng-implement

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@ -1112,11 +1112,11 @@ test_one_file(PNG_CONST char *inname, PNG_CONST char *outname)
if (png_get_tRNS(read_ptr, read_info_ptr, &trans, &num_trans,
&trans_values))
{
int sample_max = (1 << read_info_ptr->bit_depth);
int sample_max = (1 << bit_depth);
/* libpng doesn't reject a tRNS chunk with out-of-range samples */
if (!((read_info_ptr->color_type == PNG_COLOR_TYPE_GRAY &&
if (!((color_type == PNG_COLOR_TYPE_GRAY &&
(int)trans_values->gray > sample_max) ||
(read_info_ptr->color_type == PNG_COLOR_TYPE_RGB &&
(color_type == PNG_COLOR_TYPE_RGB &&
((int)trans_values->red > sample_max ||
(int)trans_values->green > sample_max ||
(int)trans_values->blue > sample_max))))