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-rw-r--r--DOCS/man/options.rst1
-rw-r--r--DOCS/man/vo.rst4
2 files changed, 3 insertions, 2 deletions
diff --git a/DOCS/man/options.rst b/DOCS/man/options.rst
index d67d93c592..6e96c9c541 100644
--- a/DOCS/man/options.rst
+++ b/DOCS/man/options.rst
@@ -537,6 +537,7 @@ OPTIONS
:auto: automatic selection (default)
:BT.601: ITU-R BT.601 (SD)
:BT.709: ITU-R BT.709 (HD)
+ :BT.2020-NC: ITU-R BT.2020 non-constant luminance system
:SMPTE-240M: SMPTE-240M
``--colormatrix-input-range=<color-range>``
diff --git a/DOCS/man/vo.rst b/DOCS/man/vo.rst
index 57fe41f5b7..35df26e245 100644
--- a/DOCS/man/vo.rst
+++ b/DOCS/man/vo.rst
@@ -509,14 +509,14 @@ Available video output drivers are:
absolute colorimetric
``approx-gamma``
- Approximate the actual BT.709 gamma function as a pure power curve of
+ Approximate the actual gamma function as a pure power curve of
1.95. A number of video editing programs and studios apparently use this
for mastering instead of the true curve. Most notably, anything in the
Apple ecosystem uses this approximation - including all programs
compatible with it. It's a sound idea to try enabling this flag first
when watching movies and shows to see if things look better that way.
- This only affects the output when using either ``icc-profile`` or``srgb``.
+ This only affects the output when using either ``icc-profile`` or ``srgb``.
``3dlut-size=<r>x<g>x<b>``
Size of the 3D LUT generated from the ICC profile in each dimension.