Only include opencvanalyzer sample if HAVE_OPENCV is set

Author: auscaster

src/webrtc/samples/CMakeLists.txt

@@ -4,5 +4,8 @@ if(HAVE_WEBRTC)
     add_subdirectory(webrtcrecorder)
   endif()
   add_subdirectory(webrtccapturer)
-  add_subdirectory(opencvanalyzer)
+
+  if(HAVE_OPENCV)
+    add_subdirectory(opencvanalyzer)
+  endif()
 endif()

src/webrtc/samples/webrtccapturer/signaler.cpp

@@ -229,7 +229,7 @@ void Signaler::onPeerDiconnected(const smpl::Peer& peer)
 void Signaler::onClientStateChange(void* sender, sockio::ClientState& state,
                                    const sockio::ClientState& oldState)
 {
-    LDebug("Client state changed from " << oldState << " to ", state)
+    LDebug("Client state changed from ", oldState, " to ", state)
 
     switch (state.id()) {
         case sockio::ClientState::Connecting: