Libvpx. Enabling processor-specific instruction sets

scripts/libvpx/build.sh

@@ -1,5 +1,24 @@
 #!/usr/bin/env bash
 
+#Use --cpu
+
+#Try x-android-gcc with manual CC, CXX and other
+
+case $ANDROID_ABI in
+  x86)
+    EXTRA_BUILD_FLAGS="--enable-sse2 --enable-sse3 --enable-ssse3"
+    ;;
+  x86_64)
+    EXTRA_BUILD_FLAGS="--enable-sse2 --enable-sse3 --enable-ssse3 --enable-sse4_1"
+    ;;
+  armeabi-v7a)
+    EXTRA_BUILD_FLAGS="--enable-thumb --enable-neon --enable-neon-asm"
+    ;;
+  arm64-v8a)
+    EXTRA_BUILD_FLAGS="--enable-thumb --enable-neon --enable-neon-asm"
+    ;;
+esac
+
 CC=${FAM_CC} \
 CXX=${FAM_CXX} \
 AR=${FAM_AR} \
@@ -8,19 +27,29 @@ AS=${FAM_AS} \
 STRIP=${FAM_STRIP} \
 NM=${FAM_NM} \
 ./configure \
+    ${EXTRA_BUILD_FLAGS} \
     --prefix=${INSTALL_DIR} \
     --target=generic-gnu \
+    --libc=${SYSROOT_PATH} \
     --enable-pic \
+    --enable-realtime-only \
+    --enable-install-libs \
+    --enable-multithread \
+    --enable-webm-io \
+    --enable-libyuv \
+    --enable-small \
+    --enable-better-hw-compatibility \
+    --enable-vp8 \
+    --enable-vp9 \
+    --enable-static \
+    --disable-shared \
     --disable-ccache \
     --disable-debug \
     --disable-gprof \
     --disable-gcov \
-    --enable-thumb \
-    --enable-realtime-only \
     --disable-dependency-tracking \
     --disable-install-docs \
     --disable-install-bins \
-    --enable-install-libs \
     --disable-install-srcs \
     --disable-examples \
     --disable-tools \
@@ -28,17 +57,7 @@ NM=${FAM_NM} \
     --disable-unit-tests \
     --disable-decode-perf-tests \
     --disable-encode-perf-tests \
-    --libc=${SYSROOT_PATH} \
+    --disable-runtime-cpu-detect  || exit 1
-    --enable-better-hw-compatibility \
-    --enable-vp8 \
-    --enable-vp9 \
-    --disable-runtime-cpu-detect \
-    --enable-static \
-    --disable-shared \
-    --enable-multithread \
-    --enable-webm-io \
-    --enable-libyuv \
-    --enable-small || exit 1
 
 ${MAKE_EXECUTABLE} clean
 ${MAKE_EXECUTABLE} -j${HOST_NPROC}