Merge branch 'ms-audio-path' into ms-2020-experiment

CMakeLists.txt

@@ -98,9 +98,13 @@ endif()
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall")
 set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
 if(APPLE)
-    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++ -std=c++11")
+    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -stdlib=libc++")
 endif(APPLE)
 
+set(CMAKE_CXX_STANDARD 14)
+set(CMAKE_CXX_STANDARD_REQUIRED ON)
+set(CMAKE_CXX_EXTENSIONS OFF)
+
 #
 # Setup cmake options
 #

USER_MANUAL.html

@@ -590,6 +590,7 @@ <h2 id="v1.8.0-june-2022"><span class="header-section-number">16.1</span> V1.8.0
 <li>Refactored audio handling to use pipeline design pattern. (PR #219)</li>
 <li>Eliminated requirement to use the same audio sample rate for both mic and speaker devices. (PR #219, #234)</li>
 <li>60 meters shows as USB and not LSB for countries where FreeDV usage is legal on that band. (PR #243)</li>
+<li>Improved audio quality and reduced CPU usage for multi-RX. (PR #246)</li>
 </ul></li>
 <li>Build system:
 <ul>

USER_MANUAL.md

@@ -804,6 +804,7 @@ LDPC | Low Density Parity Check Codes - a family of powerful FEC codes
     * Refactored audio handling to use pipeline design pattern. (PR #219)
     * Eliminated requirement to use the same audio sample rate for both mic and speaker devices. (PR #219, #234)
     * 60 meters shows as USB and not LSB for countries where FreeDV usage is legal on that band. (PR #243)
+    * Improved audio quality and reduced CPU usage for multi-RX. (PR #246)
 2. Build system:
     * Add spell checking of codebase on every Git push. (PR #216)
     * Build Windows build on every Git push. (PR #220)