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[devel] Fixes to rgb_to_gray and cHRM XYZ APIs

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This commit is contained in:
John Bowler
2011-08-25 16:19:44 -05:00
committed by Glenn Randers-Pehrson
parent 0c03fc6f75
commit 736f40f459
13 changed files with 2055 additions and 514 deletions
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9
pngstruct.h
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@@ -255,13 +255,20 @@ struct png_struct_def
png_bytep chunk_list;
#endif
#ifdef PNG_READ_sRGB_SUPPORTED
/* Added in 1.5.5 to record an sRGB chunk in the png. */
png_byte is_sRGB;
#endif
/* New members added in libpng-1.0.3 */
#ifdef PNG_READ_RGB_TO_GRAY_SUPPORTED
png_byte rgb_to_gray_status;
/* Added in libpng 1.5.5 to record setting of coefficients: */
png_byte rgb_to_gray_coefficients_set;
/* These were changed from png_byte in libpng-1.0.6 */
png_uint_16 rgb_to_gray_red_coeff;
png_uint_16 rgb_to_gray_green_coeff;
png_uint_16 rgb_to_gray_blue_coeff;
/* deleted in 1.5.5: rgb_to_gray_blue_coeff; */
#endif
/* New member added in libpng-1.0.4 (renamed in 1.0.9) */