manpage: vo_opengl: document that srgb subopt changes gamma

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wm4 2012-11-11 17:49:39 +01:00
parent ed8fad729d
commit 34649dbd1d
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@ -330,7 +330,8 @@ opengl
NOTE: for YUV colorspaces, gamma 2.2 is assumed. RGB input is always
assumed to be in sRGB.
This option is not really useful, as gamma-correct scaling has not much
influence on typical video playback.
influence on typical video playback. Most visible effect comes from
slightly different gamma.
pbo
Enable use of PBOs. This is faster, but can sometimes lead to