- Enable SVT-AV1 encoding

OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/ffmpeg-4?expand=0&rev=162

ffmpeg-4.spec

@@ -98,7 +98,7 @@
 Name:           ffmpeg-4
 Version:        4.4
 Release:        0
-Summary:        Library for working with various multimedia formats
+Summary:        Set of libraries for working with various multimedia formats
 License:        GPL-3.0-or-later
 Group:          Productivity/Multimedia/Video/Editors and Convertors
 URL:            https://ffmpeg.org/
@@ -125,6 +125,9 @@ BuildRequires:  libmysofa-devel
 %endif
 BuildRequires:  nasm
 BuildRequires:  pkg-config
+%if 0%{?suse_version} >= 1550
+BuildRequires:  pkgconfig(SvtAv1Enc) >= 0.8.4
+%endif
 BuildRequires:  pkgconfig(alsa)
 %if %{with libaom}
 BuildRequires:  pkgconfig(aom)
@@ -661,6 +664,9 @@ LDFLAGS="%_lto_cflags" \
 %if %{with rubberband}
 	--enable-librubberband \
 %endif
+%if 0%{?suse_version} >= 1550
+	--enable-libsvtav1 \
+%endif
 %if %{with soxr}
 	--enable-libsoxr \
 %endif