dep/soundtouch: Export main class on Android

dep/soundtouch/CMakeLists.txt

@@ -5,7 +5,14 @@ else()
   set(COMPILE_OPTIONS -Ofast)
 endif()
 
-add_library(soundtouch
+if(NOT ANDROID)
+  add_library(soundtouch STATIC)
+else()
+  add_library(soundtouch SHARED)
+  set(COMPILE_DEFINITIONS "${COMPILE_DEFINITIONS}" "ST_EXPORT")
+endif()
+
+target_sources(soundtouch PRIVATE
   source/SoundTouch/AAFilter.cpp
   source/SoundTouch/BPMDetect.cpp
   source/SoundTouch/cpu_detect_x86.cpp

dep/soundtouch/include/SoundTouch.h

@@ -164,8 +164,13 @@ namespace soundtouch
 ///   tempo/pitch/rate/samplerate settings.
 #define SETTING_INITIAL_LATENCY             8
 
+#ifdef ST_EXPORT
+#define ST_VISIBILITY __attribute__ ((visibility ("default")))
+#else
+#define ST_VISIBILITY
+#endif
 
-class SoundTouch : public FIFOProcessor
+class ST_VISIBILITY SoundTouch : public FIFOProcessor
 {
 private:
     /// Rate transposer class instance