-dnl Perform a check for a GStreamer element using gst-inspect
-dnl Thomas Vander Stichele <thomas at apestaart dot org>
-dnl Last modification: 23/10/2002
+dnl Perform a check for a GStreamer element using gst-inspect-x.y
+dnl
+dnl GST_ELEMENT_CHECK(ELEMENT-NAME, MIN-VERSION, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+dnl
+dnl ELEMENT-NAME : element factory name (mandatory)
+dnl MIN-VERSION : minimum version required, e.g. 1.0 or 1.0.5 (mandatory)
+dnl ACTION-IF_FOUND : action if element exists and is of the desired version
+dnl ACTION-IF-NOT-FOUND : action if element does not exist or is too old
+dnl
+dnl gstapiversion=`echo $2 | tr '.' '\n' | head -n 2 | tr '\n' '.' | sed 's/\.$//'`
-dnl AM_GST_ELEMENT_CHECK(ELEMENT-NAME, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
-
-AC_DEFUN(AM_GST_ELEMENT_CHECK,
+AC_DEFUN([GST_ELEMENT_CHECK],
[
- AC_CHECK_PROG(GST_INSPECT, gst-inspect, gst-inspect, [])
- if test "x$GST_INSPECT" != "x"; then
- AC_MSG_CHECKING(GStreamer element $1)
- if [ $GST_INSPECT $1 > /dev/null 2> /dev/null ]; then
- AC_MSG_RESULT(found.)
- $2
- else
- AC_MSG_RESULT(not found.)
+ AC_REQUIRE([PKG_PROG_PKG_CONFIG])
+
+ gstapiversion=`echo "$2" | while IFS=. read a b; do echo "$a.0"; done`
+ gsttoolsdir=`$PKG_CONFIG --variable=toolsdir gstreamer-$gstapiversion`
+ if test "x$gsttoolsdir" != "x"; then
+ gstinspect="$gsttoolsdir/gst-inspect-$gstapiversion"
+ AC_MSG_CHECKING(GStreamer $gstapiversion element $1 >= $2)
+ if [ $gstinspect --exists --atleast-version=$2 $1 ]; then
+ AC_MSG_RESULT([found])
$3
+ else
+ if [ $gstinspect --exists $1 ]; then
+ AC_MSG_RESULT([found, but too old])
+ else
+ AC_MSG_RESULT([not found])
+ fi
+ $4
fi
fi
])