wasm: build: enable vpx

It's a common codec for the web, it would be useful in a web browser.

contrib/src/vpx/rules.mak

@@ -3,7 +3,7 @@
 VPX_VERSION := 1.15.0
 VPX_URL := $(GITHUB)/webmproject/libvpx/archive/v${VPX_VERSION}.tar.gz
 
-ifneq ($(filter arm aarch64 i386 loongarch64 mipsel mips64el ppc64le x86_64, $(ARCH)),)
+ifneq ($(filter arm aarch64 i386 loongarch64 mipsel mips64el ppc64le x86_64 wasm32, $(ARCH)),)
 PKGS += vpx
 endif
 ifeq ($(call need_pkg,"vpx >= 1.5.0"),)

extras/package/wasm-emscripten/build.sh

@@ -134,7 +134,7 @@ diagnostic "vlc contribs: bootstrap"
 ../bootstrap --disable-disc --disable-sout --disable-net \
             --disable-aom --disable-faad2 --disable-chromaprint \
             --disable-mad --disable-nvcodec \
-            --disable-tremor --disable-vpx --disable-theora \
+            --disable-tremor --disable-theora \
             --disable-postproc --disable-gmp --disable-gcrypt \
             --disable-gpgerror --disable-fontconfig \
             --disable-asdcplib --disable-caca --disable-gettext \