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author | Richard Hughes <richard@hughsie.com> | 2013-08-29 08:23:17 +0100 |
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committer | Richard Hughes <richard@hughsie.com> | 2013-10-30 10:35:12 +0000 |
commit | 7efe9fe132dac72adf06c5a36112b8028d0499b4 (patch) | |
tree | 7ba4dc46221a7d5f19b8d3c6a6365676e66d9e45 | |
parent | 4254d064b787a816bf5e1710293ff147bc17c205 (diff) | |
download | colord-7efe9fe132dac72adf06c5a36112b8028d0499b4.tar.gz |
Fix the AdobeRGB and WideGamutRGB gamma values
According to http://www.adobe.com/digitalimag/pdfs/AdobeRGB1998.pdf they are
*not* 2.2, but '2 + 51/256' which isn't quite 2.2.
This is also the value used by ArgyllCMS, many thanks to Elle Stone for the hint.
-rw-r--r-- | data/profiles/AdobeRGB1998.xml.in | 3 | ||||
-rw-r--r-- | data/profiles/WideGamutRGB.xml.in | 3 |
2 files changed, 4 insertions, 2 deletions
diff --git a/data/profiles/AdobeRGB1998.xml.in b/data/profiles/AdobeRGB1998.xml.in index b85602c..e140fa9 100644 --- a/data/profiles/AdobeRGB1998.xml.in +++ b/data/profiles/AdobeRGB1998.xml.in @@ -16,7 +16,8 @@ <license>CC0</license> <data_source>standard</data_source> <standard_space>adobe-rgb</standard_space> - <gamma>2.2</gamma> + <!-- according to http://www.adobe.com/digitalimag/pdfs/AdobeRGB1998.pdf --> + <gamma>2.19921875</gamma> <whitepoint>D65</whitepoint> <primaries> <red> diff --git a/data/profiles/WideGamutRGB.xml.in b/data/profiles/WideGamutRGB.xml.in index 40214db..86b64c6 100644 --- a/data/profiles/WideGamutRGB.xml.in +++ b/data/profiles/WideGamutRGB.xml.in @@ -15,7 +15,8 @@ <license>CC0</license> <data_source>standard</data_source> <standard_space>wide-gamut-rgb</standard_space> - <gamma>2.2</gamma> + <!-- according to http://www.adobe.com/digitalimag/pdfs/AdobeRGB1998.pdf --> + <gamma>2.19921875</gamma> <whitepoint>D50</whitepoint> <primaries> <red> |