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chore: Fix a comment in pngrtran.c

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Cosmin Truta 2024-01-31 14:51:52 +02:00
parent 2d7da9db8a
commit f0c578748b
1 changed files with 5 additions and 6 deletions
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pngrtran.c
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@ -299,12 +299,11 @@ png_set_alpha_mode_fixed(png_structrp png_ptr, int mode,
/* Validate the value to ensure it is in a reasonable range. The value
* is expected to be 1 or greater, but this range test allows for some
* viewing correction values. The intent is to weed out users of this API
* who use the inverse of the gamma value accidentally! Since some of these
* values are reasonable this may have to be changed:
* viewing correction values. The intent is to weed out the API users
* who might use the inverse of the gamma value accidentally!
*
* 1.6.x: changed from 0.07..3 to 0.01..100 (to accommodate the optimal 16-bit
* gamma of 36, and its reciprocal.)
* In libpng 1.6.x, we changed from 0.07..3 to 0.01..100, to accommodate
* the optimal 16-bit gamma of 36 and its reciprocal.
*/
if (output_gamma < 1000 || output_gamma > 10000000)
png_error(png_ptr, "output gamma out of expected range");