From 717e7a5baa1634d853a14dcfeebf42f8d1071384 Mon Sep 17 00:00:00 2001 From: Niklas Haas Date: Tue, 31 Mar 2015 07:47:13 +0200 Subject: vf_format: add gamma override option --- DOCS/man/vf.rst | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) (limited to 'DOCS') diff --git a/DOCS/man/vf.rst b/DOCS/man/vf.rst index 2af1e8fda0..be7daee09e 100644 --- a/DOCS/man/vf.rst +++ b/DOCS/man/vf.rst @@ -305,6 +305,28 @@ Available filters are: :prophoto: ProPhoto RGB (ROMM) :cie1931: CIE 1931 RGB + ```` + Gamma function the source file was encoded with. Normally this should be set + in the file header, but when playing broken or mistagged files this can be + used to override the setting. + + This option only affects video output drivers that perform color management. + + If this option is set to ``auto`` (which is the default), the gamma will + be set to BT.1886 for YCbCr content, sRGB for RGB content and Linear for + XYZ content. + + Available gamma functions are: + + :auto: automatic selection (default) + :bt.1886: ITU-R BT.1886 (approximation of BT.601/BT.709/BT.2020 curve) + :srgb: IEC 61966-2-4 (sRGB) + :linear: Linear light + :gamma1.8: Pure power curve (gamma 1.8) + :gamma2.2: Pure power curve (gamma 2.2) + :gamma2.8: Pure power curve (gamma 2.8) + :prophoto: ProPhoto RGB (ROMM) curve + ```` Set the stereo mode the video is assumed to be encoded in. Takes the same values as the ``--video-stereo-mode`` option. -- cgit v1.2.3