Hi On Fri, Dec 06, 2024 at 03:32:08PM +0100, Niklas Haas wrote: > From: Niklas Haas <g...@haasn.dev> > > In the long run, it would be ideal if we could add these to the avfilter > negotiation as well, but for now, this is a good start. > --- > doc/filters.texi | 56 +++++++++++++++++++++++++++++++ > libavfilter/vf_scale.c | 75 +++++++++++++++++++++++++++++++++++++++++- > 2 files changed, 130 insertions(+), 1 deletion(-) > > diff --git a/doc/filters.texi b/doc/filters.texi > index 9068a8a4e7..eb7463db84 100644 > --- a/doc/filters.texi > +++ b/doc/filters.texi > @@ -21189,6 +21189,62 @@ is used by default. Possible values: > @item bottom > @end table > > +@item in_primaries > +@item out_primaries > +Set in/output RGB primaries. > + > +This allows the autodetected value to be overridden as well as allows forcing > +a specific value used for the output and encoder. Possible values: > + > +@table @samp > +@item auto/unknown > +Choose automatically. > + > +@item bt709 > +@item bt470m > +@item bt470bg > +@item smpte170m > +@item smpte240m > +@item film > +@item bt2020 > +@item smpte428 > +@item smpte431 > +@item smpte432 > +@item jedec-p22 > +@item ebu3213 > +@end table > + > +@item in_transfer > +@item out_transfer > +Set in/output transfer response curve (TRC). > + > +This allows the autodetected value to be overridden as well as allows forcing > +a specific value used for the output and encoder. Possible values: > + > +@table @samp > +@item auto/unknown > +Choose automatically. > + > +@item bt709 > +@item bt470m > +@item gamma22 > +@item bt470bg > +@item gamma28 > +@item smpte170m > +@item smpte240m > +@item linear > +@item iec61966-2-1 > +@item srgb > +@item iec61966-2-4 > +@item xvycc > +@item bt1361e > +@item bt2020-10 > +@item bt2020-12 > +@item smpte2084 > +@item smpte428 > +@item arib-std-b67 > +@end table > +
[...]
> @@ -1084,6 +1119,44 @@ static const AVOption scale_options[] = {
> {"top", NULL, 0, AV_OPT_TYPE_CONST,
> {.i64=AVCHROMA_LOC_TOP}, 0, 0, FLAGS, .unit = "chroma_loc"},
> {"bottomleft", NULL, 0, AV_OPT_TYPE_CONST,
> {.i64=AVCHROMA_LOC_BOTTOMLEFT}, 0, 0, FLAGS, .unit = "chroma_loc"},
> {"bottom", NULL, 0, AV_OPT_TYPE_CONST,
> {.i64=AVCHROMA_LOC_BOTTOM}, 0, 0, FLAGS, .unit = "chroma_loc"},
> + { "in_primaries", "set input primaries", OFFSET(in_primaries),
> AV_OPT_TYPE_INT, { .i64 = -1 }, -1, AVCOL_PRI_NB-1, .flags = FLAGS, .unit =
> "primaries" },
> + { "out_primaries", "set output primaries", OFFSET(out_primaries),
> AV_OPT_TYPE_INT, { .i64 = AVCOL_PRI_UNSPECIFIED }, 0, AVCOL_PRI_NB-1, .flags
> = FLAGS, .unit = "primaries"},
> + {"auto", NULL, 0, AV_OPT_TYPE_CONST, {.i64=-1},
> 0, 0, FLAGS, .unit = "primaries"},
> + {"bt709", NULL, 0, AV_OPT_TYPE_CONST,
> {.i64=AVCOL_PRI_BT709}, 0, 0, FLAGS, .unit = "primaries"},
> + {"unknown", NULL, 0, AV_OPT_TYPE_CONST,
> {.i64=AVCOL_PRI_UNSPECIFIED}, 0, 0, FLAGS, .unit = "primaries"},
please document the meaning difference in the documentation for auto vs
unspecified
thx
[...]
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