(I'm just glancing through, this is not a proper review.) On Wed, 2015-12-16 at 09:09 +0530, arun at accosted.net wrote: > From: Arun Raghavan <git at arunraghavan.net> > > --- >  configure.ac                      |  2 +- >  src/Makefile.am                   |  2 +- >  src/modules/echo-cancel/webrtc.cc | 54 +++++++++++++++++++++------------------ >  3 files changed, 31 insertions(+), 27 deletions(-) > > diff --git a/configure.ac b/configure.ac > index b9cd3d1..26c3e29 100644 > --- a/configure.ac > +++ b/configure.ac > @@ -1371,7 +1371,7 @@ AC_ARG_ENABLE([webrtc-aec], >      AS_HELP_STRING([--enable-webrtc-aec], [Enable the optional WebRTC-based echo canceller])) >  >  AS_IF([test "x$enable_webrtc_aec" != "xno"], > -    [PKG_CHECK_MODULES(WEBRTC, [ webrtc-audio-processing ], [HAVE_WEBRTC=1], [HAVE_WEBRTC=0])], > +    [PKG_CHECK_MODULES(WEBRTC, [ webrtc-audio-processing > 0.1 ], [HAVE_WEBRTC=1], [HAVE_WEBRTC=0])], I think it would be better to use >= 0.2 (or whatever is the minimum required version). >      [HAVE_WEBRTC=0]) >  >  AS_IF([test "x$enable_webrtc_aec" = "xyes" && test "x$HAVE_WEBRTC" = "x0"], > diff --git a/src/Makefile.am b/src/Makefile.am > index f1bd38d..533b646 100644 > --- a/src/Makefile.am > +++ b/src/Makefile.am > @@ -50,7 +50,7 @@ AM_CPPFLAGS = \ >  -DPULSE_LOCALEDIR=\"$(localedir)\" >  AM_CFLAGS = \ >  $(PTHREAD_CFLAGS) > -AM_CXXFLAGS = $(AM_CFLAGS) > +AM_CXXFLAGS = $(AM_CFLAGS) -std=c++11 This seems like material for a separate patch. -- Tanu