diff options
Diffstat (limited to 'lodepng.h')
| -rw-r--r-- | lodepng.h | 9 |
1 files changed, 5 insertions, 4 deletions
@@ -1,5 +1,5 @@ /* -LodePNG version 20160501 +LodePNG version 20161127 Copyright (c) 2005-2016 Lode Vandevenne @@ -559,11 +559,11 @@ Used internally by default if "auto_convert" is enabled. Public because it's use typedef struct LodePNGColorProfile { unsigned colored; /*not greyscale*/ - unsigned key; /*if true, image is not opaque. Only if true and alpha is false, color key is possible.*/ - unsigned short key_r; /*these values are always in 16-bit bitdepth in the profile*/ + unsigned key; /*image is not opaque and color key is possible instead of full alpha*/ + unsigned short key_r; /*key values, always as 16-bit, in 8-bit case the byte is duplicated, e.g. 65535 means 255*/ unsigned short key_g; unsigned short key_b; - unsigned alpha; /*alpha channel or alpha palette required*/ + unsigned alpha; /*image is not opaque and alpha channel or alpha palette required*/ unsigned numcolors; /*amount of colors, up to 257. Not valid if bits == 16.*/ unsigned char palette[1024]; /*Remembers up to the first 256 RGBA colors, in no particular order*/ unsigned bits; /*bits per channel (not for palette). 1,2 or 4 for greyscale only. 16 if 16-bit per channel required.*/ @@ -1608,6 +1608,7 @@ yyyymmdd. Some changes aren't backwards compatible. Those are indicated with a (!) symbol. +*) 27 nov 2016: grey+alpha auto color model detection bugfix *) 18 apr 2016: Changed qsort to custom stable sort (for platforms w/o qsort). *) 09 apr 2016: Fixed colorkey usage detection, and better file loading (within the limits of pure C90). |