])
])
+dnl
+dnl dxva2 needs avcodec
+dnl
+AC_ARG_ENABLE(dxva2,
+ [ --enable-dxva2 DxVA2 support (default auto)])
+
+AS_IF([test "${enable_dxva2}" != "no"], [
+ if test "${SYS}" = "mingw32"; then
+ AS_IF([test "x${have_avcodec}" = "xyes"], [
+ AC_CHECK_HEADERS(dxva2api.h,
+ [
+ AC_CHECK_HEADERS(libavcodec/dxva2.h, [
+ VLC_ADD_LIBS([avcodec],[-lole32 -lshlwapi -luuid])
+ AC_DEFINE(HAVE_AVCODEC_DXVA2, 1, [Define if avcodec has to be built with DxVA2 support.])
+ echo "DxVA2 acceleration activated"
+ ],[
+ AS_IF([test "${enable_dxva2}" == "yes"],
+ [AC_MSG_ERROR([dxva2 is present but libavcodec/dxva2.h is missing])],
+ [AC_MSG_WARN([dxva2 is present but libavcodec/dxva2.h is missing ])])
+ ])
+ ],[
+ AS_IF([test "${enable_dxva2}" == "yes"],
+ [AC_MSG_ERROR([Could not find required dxva2api.h])],
+ [AC_MSG_WARN([dxva2api.h not found])])
+ ])
+ ],[
+ AC_MSG_ERROR([dxva2 support depends on libavcodec. You cannot use --disable-avcodec.])
+ ])
+ fi
+])
+
+
dnl
dnl stream_out switcher needs libavcodec
dnl