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Fix missing prototype for READ_GAMMA+!SIMPLIFIED_API

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Signed-off-by: John Bowler <jbowler@acm.org>
This commit is contained in:
John Bowler
2015-09-26 17:17:13 -07:00
parent eab2c419fa
commit e76a320539
1 changed files with 4 additions and 2 deletions
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6
pngpriv.h
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@@ -2025,7 +2025,7 @@ PNG_INTERNAL_FUNCTION(int,png_muldiv,(png_fixed_point_p res, png_fixed_point a,
png_int_32 multiplied_by, png_int_32 divided_by),PNG_EMPTY); png_int_32 multiplied_by, png_int_32 divided_by),PNG_EMPTY);
#endif /* GAMMA || INCH_CONVERSIONS || READ_pHYs */ #endif /* GAMMA || INCH_CONVERSIONS || READ_pHYs */
#ifdef PNG_SIMPLIFIED_READ_SUPPORTED #ifdef PNG_READ_GAMMA_SUPPORTED
/* Internal fixed point gamma correction. These APIs are called as /* Internal fixed point gamma correction. These APIs are called as
* required to convert single values - they don't need to be fast, * required to convert single values - they don't need to be fast,
* they are not used when processing image pixel values. * they are not used when processing image pixel values.
@@ -2036,7 +2036,9 @@ PNG_INTERNAL_FUNCTION(unsigned int,png_gamma_nxmbit_correct,
/* In this case the value must have 'n' bits and the output will have 'm' /* In this case the value must have 'n' bits and the output will have 'm'
* bits. * bits.
*/ */
#endif /* READ_GAMMA */
#ifdef PNG_SIMPLIFIED_READ_SUPPORTED
/* Internal check function to saw if the gamma of the PNG data is far enough /* Internal check function to saw if the gamma of the PNG data is far enough
* from the given screen gamma to require gamma correction (only needed for a * from the given screen gamma to require gamma correction (only needed for a
* bug work-round in the simplified API). * bug work-round in the simplified API).
@@ -2044,7 +2046,7 @@ PNG_INTERNAL_FUNCTION(unsigned int,png_gamma_nxmbit_correct,
*/ */
PNG_INTERNAL_FUNCTION(int,png_need_gamma_correction,(png_const_structrp png_ptr, PNG_INTERNAL_FUNCTION(int,png_need_gamma_correction,(png_const_structrp png_ptr,
png_fixed_point gamma, int sRGB_output),PNG_EMPTY); png_fixed_point gamma, int sRGB_output),PNG_EMPTY);
#endif /* SIMPLIFIED_READ && */ #endif /* SIMPLIFIED_READ */
/* This is a utility macro to say whether a gamma value is close enough to sRGB. /* This is a utility macro to say whether a gamma value is close enough to sRGB.
* The test is now hardwired: * The test is now hardwired: