+dnl use ext-audiotp --------------------------------------------------------------------------
+AC_ARG_ENABLE(ext-audiotp, AC_HELP_STRING([--enable-ext-audiotp], [using audiotp]),
+[
+ case "${enableval}" in
+ yes) GST_EXT_USE_EXT_AUDIOTP=yes ;;
+ no) GST_EXT_USE_EXT_AUDIOTP=no ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for --enable-ext-audiotp) ;;
+ esac
+ ],
+ [GST_EXT_USE_EXT_AUDIOTP=yes])
+AM_CONDITIONAL(GST_EXT_USE_EXT_AUDIOTP, test "x$GST_EXT_USE_EXT_AUDIOTP" = "xyes")
+
+dnl use ext-piffdemux --------------------------------------------------------------------------
+AC_ARG_ENABLE(ext-piffdemux, AC_HELP_STRING([--enable-ext-piffdemux], [using piffdemux]),
+[
+ case "${enableval}" in
+ yes) GST_EXT_USE_EXT_PIFFDEMUX=yes ;;
+ no) GST_EXT_USE_EXT_PIFFDEMUX=no ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for --enable-ext-piffdemux) ;;
+ esac
+ ],
+ [GST_EXT_USE_EXT_PIFFDEMUX=yes])
+AM_CONDITIONAL(GST_EXT_USE_EXT_PIFFDEMUX, test "x$GST_EXT_USE_EXT_PIFFDEMUX" = "xyes")
+
+dnl use ext-ssdemux --------------------------------------------------------------------------
+AC_ARG_ENABLE(ext-ssdemux, AC_HELP_STRING([--enable-ext-ssdemux], [using ssdemux]),
+[
+ case "${enableval}" in
+ yes) GST_EXT_USE_EXT_SSDEMUX=yes ;;
+ no) GST_EXT_USE_EXT_SSDEMUX=no ;;
+ *) AC_MSG_ERROR(bad value ${enableval} for --enable-ext-ssdemux) ;;
+ esac
+ ],
+ [GST_EXT_USE_EXT_SSDEMUX=yes])
+AM_CONDITIONAL(GST_EXT_USE_EXT_SSDEMUX, test "x$GST_EXT_USE_EXT_SSDEMUX" = "xyes")
+