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index ee57681218..f17a6042eb 100644
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@@ -835,6 +835,16 @@ Video
The old alias ``--hwdec-preload`` has different behavior if the option value
is ``no``.
+``--hwdec-image-format=<name>``
+ Set the internal pixel format used by hardware decoding via ``--hwdec``
+ (default ``no``). The special value ``no`` selects an implementation
+ specific standard format. Most decoder implementations support only one
+ format, and will fail to initialize if the format is not supported.
+
+ Some implementations might support multiple formats. In particular,
+ videotoolbox is known to require ``uyvy422`` for good performance on some
+ older hardware.
+
``--videotoolbox-format=<name>``
Set the internal pixel format used by ``--hwdec=videotoolbox`` on OSX. The
choice of the format can influence performance considerably. On the other
@@ -845,6 +855,9 @@ Video
Since mpv 0.25.0, ``no`` is an accepted value, which lets the decoder pick
the format on newer FFmpeg versions (will use ``nv12`` on older versions).
+ Deprecated. Use ``--hwdec-image-format`` if you really need this. If both
+ are specified, ``--hwdec-image-format`` wins.
+
``--panscan=<0.0-1.0>``
Enables pan-and-scan functionality (cropping the sides of e.g. a 16:9
video to make it fit a 4:3 display without black bands). The range