[libavif] Add svt feature for SVT-AV1 encoding (#52859)

ports/libavif/dependencies.diff

@@ -10,7 +10,7 @@ index a28e6c3..aaeb5d2 100644
      set(AVIF_LIB_USE_CXX ON)
  endif(AVIF_LIBYUV_ENABLED)
  
-@@ -849,13 +850,38 @@ if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL)
+@@ -849,13 +850,43 @@ if(NOT SKIP_INSTALL_LIBRARIES AND NOT SKIP_INSTALL_ALL)
  
      # Enable CMake configs in VCPKG mode
      if(BUILD_SHARED_LIBS OR VCPKG_TARGET_TRIPLET)
@@ -25,6 +25,11 @@ index a28e6c3..aaeb5d2 100644
 +                list(APPEND avif_static_link_libs AOM::aom)
 +                string(APPEND avif_find_dependencies "find_dependency(AOM CONFIG)\n")
 +            endif()
++            if(AVIF_CODEC_SVT_ENABLED)
++                find_package(SVT-AV1 CONFIG REQUIRED)
++                list(APPEND avif_static_link_libs SVT-AV1::SVT-AV1)
++                string(APPEND avif_find_dependencies "find_dependency(SVT-AV1 CONFIG)\n")
++            endif()
 +            if(AVIF_CODEC_DAV1D_ENABLED)
 +                list(APPEND avif_static_link_libs ${DAV1D_LIBRARIES} ${CMAKE_DL_LIBS})
 +            endif()

ports/libavif/portfile.cmake

@@ -17,6 +17,9 @@ endif()
 if("dav1d" IN_LIST FEATURES)
     list(APPEND FEATURE_OPTIONS "-DAVIF_CODEC_DAV1D=SYSTEM")
 endif()
+if("svt" IN_LIST FEATURES)
+    list(APPEND FEATURE_OPTIONS "-DAVIF_CODEC_SVT=SYSTEM")
+endif()
 
 vcpkg_find_acquire_program(PKGCONFIG)
 

ports/libavif/vcpkg.json

@@ -1,6 +1,7 @@
 {
   "name": "libavif",
   "version-semver": "1.4.2",
+  "port-version": 1,
   "description": "Library for encoding and decoding AVIF files",
   "homepage": "https://github.com/AOMediaCodec/libavif",
   "license": "BSD-2-Clause AND Apache-2.0",
@@ -27,6 +28,13 @@
       "dependencies": [
         "dav1d"
       ]
+    },
+    "svt": {
+      "description": "SVT-AV1 encoder library",
+      "supports": "!x86 & !arm32 & !uwp",
+      "dependencies": [
+        "svt-av1"
+      ]
     }
   }
 }

versions/baseline.json

@@ -4798,7 +4798,7 @@
     },
     "libavif": {
       "baseline": "1.4.2",
-      "port-version": 0
+      "port-version": 1
     },
     "libb2": {
       "baseline": "0.98.1",

versions/l-/libavif.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "cad3f5196a32c420fb9aebfc2a8a5876e5c36129",
+      "version-semver": "1.4.2",
+      "port-version": 1
+    },
     {
       "git-tree": "cc1d820f4db3384d7184714b82878fe8fa5b71fc",
       "version-semver": "1.4.2",