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83d3c8f22b
This uses Orc to optimise an inner loop in the core NLMS function of the Adrian echo canceller.
56 lines
1.5 KiB
Text
56 lines
1.5 KiB
Text
dnl pkg-config-based checks for Orc
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dnl specific:
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dnl ORC_CHECK([REQUIRED_VERSION])
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AC_DEFUN([ORC_CHECK],
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[
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ORC_REQ=ifelse([$1], , "0.4.5", [$1])
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AC_ARG_ENABLE(orc,
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AC_HELP_STRING([--enable-orc],[use Orc if installed]),
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[case "${enableval}" in
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auto) enable_orc=auto ;;
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yes) enable_orc=yes ;;
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no) enable_orc=no ;;
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*) AC_MSG_ERROR(bad value ${enableval} for --enable-orc) ;;
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esac
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],
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[enable_orc=auto]) dnl Default value
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if test "x$enable_orc" != "xno" ; then
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PKG_CHECK_MODULES(ORC, orc-0.4 >= $ORC_REQ, [
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AC_DEFINE(HAVE_ORC, 1, [Use Orc])
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ORCC=`$PKG_CONFIG --variable=orcc orc-0.4`
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AC_SUBST(ORCC)
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HAVE_ORC=yes
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], [
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if test "x$enable_orc" = "xyes" ; then
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AC_MSG_ERROR([--enable-orc specified, but Orc >= $ORC_REQ not found])
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fi
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AC_DEFINE(DISABLE_ORC, 1, [Disable Orc])
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HAVE_ORC=no
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])
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else
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AC_DEFINE(DISABLE_ORC, 1, [Disable Orc])
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HAVE_ORC=no
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fi
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AM_CONDITIONAL(HAVE_ORC, test "x$HAVE_ORC" = "xyes")
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]))
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AC_DEFUN([ORC_OUTPUT],
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[
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if test "$HAVE_ORC" = yes ; then
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printf "configure: *** Orc acceleration enabled.\n"
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else
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if test "x$enable_orc" = "xno" ; then
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printf "configure: *** Orc acceleration disabled by --disable-orc. Slower code paths\n"
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printf " will be used.\n"
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else
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printf "configure: *** Orc acceleration disabled. Requires Orc >= $ORC_REQ, which was\n"
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printf " not found. Slower code paths will be used.\n"
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fi
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fi
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printf "\n"
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])
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