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Diffstat (limited to 'DOCS/man/vo.rst')
-rw-r--r-- | DOCS/man/vo.rst | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/DOCS/man/vo.rst b/DOCS/man/vo.rst index c296e705be..0566fd6817 100644 --- a/DOCS/man/vo.rst +++ b/DOCS/man/vo.rst @@ -457,6 +457,18 @@ Available video output drivers are: This is automatically disabled for anamorphic video, because this feature doesn't work correctly with this. + ``sigmoid-upscaling`` + When upscaling in linear light, use a sigmoidal color transform + to avoid emphasizing ringing artifacts. + + ``sigmoid-center`` + The center of the sigmoid curve used for ``sigmoid-upscaling``, must + be a float between 0.0 and 1.0. Defaults to 0.75 if not specified. + + ``sigmoid-slope`` + The slope of the sigmoid curve used for ``sigmoid-upscaling``, must + be a float between 1.0 and 20.0. Defaults to 6.5 if not specified. + ``no-npot`` Force use of power-of-2 texture sizes. For debugging only. Borders will be distorted due to filtering. @@ -598,7 +610,7 @@ Available video output drivers are: This is equivalent to:: - --vo=opengl:lscale=spline36:dither-depth=auto:fbo-format=rgba16:fancy-downscaling + --vo=opengl:lscale=spline36:dither-depth=auto:fbo-format=rgba16:fancy-downscaling:sigmoid-upscaling Note that some cheaper LCDs do dithering that gravely interferes with ``opengl``'s dithering. Disabling dithering with ``dither-depth=no`` helps. |