Fix Android CMake toolchain compiler and linker flags

modules/androidcamera/camera_wrapper/CMakeLists.txt

@@ -15,6 +15,7 @@ if (ANDROID_VERSION VERSION_LESS "4.1")
     ${ANDROID_SOURCE_TREE}/system/core/include
     ${ANDROID_SOURCE_TREE}/hardware/libhardware/include
     ${ANDROID_SOURCE_TREE}/frameworks/base/native/include
+    ${ANDROID_SOURCE_TREE}/frameworks/base/opengl/include
     )
 else()
     INCLUDE_DIRECTORIES(BEFORE
@@ -33,8 +34,8 @@ SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_RELEASE}")
 SET(CMAKE_C_FLAGS_RELEASE "")
 SET(CMAKE_CXX_FLAGS_RELEASE "")
 
-string(REPLACE "-O3" "" CMAKE_C_FLAGS "${CMAKE_C_FLAGS}")
 string(REPLACE "-O3" "" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}")
+string(REPLACE "-frtti" "-fno-rtti" CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS}") # because Android libraries are built without rtti
 
 SET(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Os -fno-strict-aliasing -finline-limit=64 -fuse-cxa-atexit" )
 SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Os -fno-strict-aliasing -finline-limit=64 -fuse-cxa-atexit")