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-rw-r--r--DOCS/man/options.rst16
1 files changed, 9 insertions, 7 deletions
diff --git a/DOCS/man/options.rst b/DOCS/man/options.rst
index e824e04e0f..814f6fe2d9 100644
--- a/DOCS/man/options.rst
+++ b/DOCS/man/options.rst
@@ -4765,9 +4765,11 @@ The following video options are currently all specific to ``--vo=opengl`` and
The user should independently guarantee this before using these signal
formats for display.
-``--hdr-tone-mapping=<value>``
- Specifies the algorithm used for tone-mapping HDR images onto the target
- display. Valid values are:
+``--tone-mapping=<value>``
+ Specifies the algorithm used for tone-mapping images onto the target
+ display. This is relevant for both HDR->SDR conversion as well as gamut
+ reduction (e.g. playing back BT.2020 content on a standard gamut display).
+ Valid values are:
clip
Hard-clip any out-of-range values. Use this when you care about
@@ -4786,10 +4788,10 @@ The following video options are currently all specific to ``--vo=opengl`` and
results in flattening of details and degradation in color accuracy.
hable
Similar to ``reinhard`` but preserves both dark and bright details
- better (slightly sigmoidal), at the cost of slightly darkening
- everything. Developed by John Hable for use in video games. Use this
- when you care about detail preservation more than color/brightness
- accuracy. This is roughly equivalent to
+ better (slightly sigmoidal), at the cost of slightly darkening /
+ desaturating everything. Developed by John Hable for use in video
+ games. Use this when you care about detail preservation more than
+ color/brightness accuracy. This is roughly equivalent to
``--hdr-tone-mapping=reinhard --tone-mapping-param=0.24``.
gamma
Fits a logarithmic transfer between the tone curves.