Bump SVT-AV1 dependency to v4.2.0
diff --git a/CHANGELOG.md b/CHANGELOG.md
index c351c62..2e3de3a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,7 @@
 * Update dav1d.cmd/dav1d_android.sh/LocalDav1d.cmake: 1.5.4
 * Update LocalAvm.cmake: v1.0.0
 * Update libyuv.cmd/LocalLibyuv.cmake: 5d03bf9ba (1949)
+* Update svt.cmd/svt.sh/LocalSvt.cmake: v4.2.0
 * Copy XMP/Exif in avifgainmaputil tonemap
 * Apply patch to SVT-AV1 with AVIF_CODEC_SVT=LOCAL to fix corrupted encoded
   files when SVT-AV1 is built with MSVC. See
diff --git a/cmake/Modules/LocalSvt.cmake b/cmake/Modules/LocalSvt.cmake
index 33a1d5d..390d9e2 100644
--- a/cmake/Modules/LocalSvt.cmake
+++ b/cmake/Modules/LocalSvt.cmake
@@ -1,4 +1,4 @@
-set(AVIF_SVT_GIT_TAG "v4.1.0")
+set(AVIF_SVT_GIT_TAG "v4.2.0")
 
 set(LIB_FILENAME "${AVIF_SOURCE_DIR}/ext/SVT-AV1/Bin/Release/${AVIF_LIBRARY_PREFIX}SvtAv1Enc${CMAKE_STATIC_LIBRARY_SUFFIX}")
 
diff --git a/ext/svt.cmd b/ext/svt.cmd
index 5ac1854..fe422c1 100755
--- a/ext/svt.cmd
+++ b/ext/svt.cmd
@@ -11,7 +11,7 @@
 : # If you're running this on Windows, be sure you've already run this (from your VC2019 install dir):
 : #    "C:\Program Files (x86)\Microsoft Visual Studio\2019\Professional\VC\Auxiliary\Build\vcvars64.bat"
 
-git clone -b v4.1.0 --depth 1 https://gitlab.com/AOMediaCodec/SVT-AV1.git
+git clone -b v4.2.0 --depth 1 https://gitlab.com/AOMediaCodec/SVT-AV1.git
 
 cd SVT-AV1
 cd Build/windows
diff --git a/ext/svt.sh b/ext/svt.sh
index 34f5451..9e5ca53 100644
--- a/ext/svt.sh
+++ b/ext/svt.sh
@@ -4,7 +4,7 @@
 
 set -e
 
-git clone -b v4.1.0 --depth 1 https://gitlab.com/AOMediaCodec/SVT-AV1.git
+git clone -b v4.2.0 --depth 1 https://gitlab.com/AOMediaCodec/SVT-AV1.git
 
 cd SVT-AV1
 cd Build/linux