Build libavif with -Os and with LTO enabled

.github/workflows/wheels-dependencies.sh

@@ -129,6 +129,12 @@ function build_libavif {
         fi
     fi
 
+    local build_type=MinSizeRel
+
+    if [[ -z "$IS_ALPINE" ]] && [[ "$MB_ML_VER" == 2014 ]]; then
+        build_type=Release
+    fi
+
     local out_dir=$(fetch_unpack https://github.com/AOMediaCodec/libavif/archive/refs/tags/v$LIBAVIF_VERSION.tar.gz libavif-$LIBAVIF_VERSION.tar.gz)
     # CONFIG_AV1_DECODER=0 is a flag for libaom (included as a subproject of
     # libavif) to disable the compilation and inclusion of aom's AV1 decoder.
@@ -138,7 +144,6 @@ function build_libavif {
             -DCMAKE_INSTALL_LIBDIR=$BUILD_PREFIX/lib \
             -DCMAKE_INSTALL_NAME_DIR=$BUILD_PREFIX/lib \
             -DCMAKE_MACOSX_RPATH=OFF \
-            -DCMAKE_BUILD_TYPE=Release \
             -DBUILD_SHARED_LIBS=ON \
             -DAVIF_LIBSHARPYUV=LOCAL \
             -DAVIF_LIBYUV=LOCAL \
@@ -146,6 +151,8 @@ function build_libavif {
             -DCONFIG_AV1_DECODER=0 \
             -DAVIF_CODEC_AOM_DECODE=OFF \
             -DAVIF_CODEC_DAV1D=LOCAL \
+            -DCMAKE_INTERPROCEDURAL_OPTIMIZATION=ON \
+            -DCMAKE_BUILD_TYPE=$build_type \
             . \
         && make install)
     touch libavif-stamp

winbuild/build_prepare.py

@@ -57,7 +57,10 @@ def cmd_nmake(
 
 
 def cmds_cmake(
-    target: str | tuple[str, ...] | list[str], *params: str, build_dir: str = "."
+    target: str | tuple[str, ...] | list[str],
+    *params: str,
+    build_dir: str = ".",
+    build_type: str = "Release",
 ) -> list[str]:
     if not isinstance(target, str):
         target = " ".join(target)
@@ -66,7 +69,7 @@ def cmds_cmake(
         " ".join(
             [
                 "{cmake}",
-                "-DCMAKE_BUILD_TYPE=Release",
+                f"-DCMAKE_BUILD_TYPE={build_type}",
                 "-DCMAKE_VERBOSE_MAKEFILE=ON",
                 "-DCMAKE_RULE_MESSAGES:BOOL=OFF",  # for NMake
                 "-DCMAKE_C_COMPILER=cl.exe",  # for Ninja
@@ -396,6 +399,8 @@ DEPS: dict[str, dict[str, Any]] = {
                 "-DAVIF_CODEC_AOM_DECODE=OFF",
                 "-DAVIF_CODEC_DAV1D=LOCAL",
                 "-DCMAKE_POLICY_VERSION_MINIMUM=3.5",
+                "-DCMAKE_INTERPROCEDURAL_OPTIMIZATION=ON",
+                build_type="MinSizeRel",
             ),
             cmd_xcopy("include", "{inc_dir}"),
         ],