libsvtav1 support

Author: markus-perl

README.md

@@ -25,6 +25,7 @@ because I don't have the resources or time to maintain other systems.
 ## Supported Codecs
 * `x264`: H.264 Video Codec (MPEG-4 AVC)
 * `x265`: H.265 Video Codec (HEVC)
+* `libsvtav1`, SVT-AV1 Encoder and Decoder
 * `aom`: AV1 Video Codec (Experimental and very slow!)
 * `fdk_aac`: Fraunhofer FDK AAC Codec
 * `xvidcore`: MPEG-4 video coding standard

build-ffmpeg

@@ -368,6 +368,19 @@ if build "cmake"; then
 fi
 
 
+if build "svtav1"; then
+	download "https://github.com/AOMediaCodec/SVT-AV1/archive/v0.8.6.tar.gz"
+	cd Build/linux || exit  
+	execute cmake -DCMAKE_INSTALL_PREFIX="${WORKSPACE}" -DENABLE_SHARED=off -DBUILD_SHARED_LIBS=OFF ../.. -G"Unix Makefiles" -DCMAKE_BUILD_TYPE=Release
+	execute make -j $MJOBS
+	execute make install
+	execute cp SvtAv1Enc.pc "${WORKSPACE}/lib/pkgconfig/"
+	execute cp SvtAv1Dec.pc "${WORKSPACE}/lib/pkgconfig/"
+	build_done "svtav1"
+fi
+CONFIGURE_OPTIONS+=("--enable-libsvtav1")
+
+
 ##
 ## video library
 ##
@@ -627,7 +640,7 @@ fi
 ##
 
 build "ffmpeg"
-download "https://ffmpeg.org/releases/ffmpeg-4.3.1.tar.bz2"
+download "https://git.ffmpeg.org/gitweb/ffmpeg.git/snapshot/553eb0773763798a6b9656b621cb125e1f6edbcc.tar.gz"
 # shellcheck disable=SC2086
 ./configure "${CONFIGURE_OPTIONS[@]}" \
 	--disable-debug \