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[devel] Reverted recent change of errors to warnings.

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This commit is contained in:
Glenn Randers-Pehrson 2011-05-08 19:38:42 -05:00
parent 8ba34667a1
commit e9eeb743cb
1 changed files with 8 additions and 18 deletions
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26
pngrtran.c
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@ -194,10 +194,7 @@ png_set_alpha_mode_fixed(png_structp png_ptr, int mode,
* values are reasonable this may have to be changed.
*/
else if (output_gamma < 70000 || output_gamma > 300000)
{
png_warning(png_ptr, "ignoring output gamma out of expected range");
return;
}
png_error(png_ptr, "output gamma out of expected range");
/* The default file gamma is the inverse of the output gamma; the output
* gamma may be changed below so get the file value first:
@ -727,23 +724,17 @@ png_set_gamma_fixed(png_structp png_ptr, png_fixed_point scrn_gamma,
* premultiplied alpha support; this actually hides an undocumented feature
* of the previous implementation which allowed gamma processing to be
* disabled in background handling. There is no evidence (so far) that this
* was being used, however png_set_background itself accepted and must still
* was being used; however, png_set_background itself accepted and must still
* accept '0' for the gamma value it takes, because it isn't always used.
*
* Since this is an API change (albeit a very minor one that removes an
* undocumented API feature) it will only be made in 1.6.
* undocumented API feature) it will not be made until libpng-1.6.0.
*/
if (file_gamma <= 0)
{
png_warning(png_ptr, "invalid file gamma to png_set_gamma");
return;
}
png_error(png_ptr, "invalid file gamma in png_set_gamma");
if (scrn_gamma <= 0)
{
png_warning(png_ptr, "invalid screen gamma to png_set_gamma");
return;
}
png_error(png_ptr, "invalid screen gamma in png_set_gamma");
#endif
/* Set the gamma values unconditionally - this overrides the value in the PNG
@ -900,8 +891,8 @@ png_set_rgb_to_gray_fixed(png_structp png_ptr, int error_action,
break;
default:
png_warning(png_ptr, "invalid error action to rgb_to_gray");
return;
png_error(png_ptr, "invalid error action to rgb_to_gray");
break;
}
if (png_ptr->color_type == PNG_COLOR_TYPE_PALETTE)
#ifdef PNG_READ_EXPAND_SUPPORTED
@ -1581,8 +1572,7 @@ png_init_read_transformations(png_structp png_ptr)
break;
default:
png_warning (png_ptr, "invalid background gamma type");
return;
png_error(png_ptr, "invalid background gamma type");
}
png_ptr->background_1.gray = png_gamma_correct(png_ptr,