Fix DEFAULT_EPSILON_s visiblity

Signed-off-by: Darby Johnston <darbyjohnston@yahoo.com>

Author: darbyjohnston

src/opentime/CMakeLists.txt

@@ -13,6 +13,7 @@ set(OPENTIME_HEADER_FILES
 add_library(opentime ${OTIO_SHARED_OR_STATIC_LIB} 
             errorStatus.cpp
             rationalTime.cpp
+            timeRange.cpp
             ${OPENTIME_HEADER_FILES})
 
 add_library(OTIO::opentime ALIAS opentime)

src/opentime/timeRange.cpp

@@ -2,3 +2,9 @@
 // Copyright Contributors to the OpenTimelineIO project
 
 #include "opentime/timeRange.h"
+
+namespace opentime { namespace OPENTIME_VERSION_NS {
+
+const double DEFAULT_EPSILON_s = 1.0 / (2 * 192000.0);
+
+}} // namespace opentime::OPENTIME_VERSION_NS

src/opentime/timeRange.h

@@ -16,7 +16,7 @@ namespace opentime { namespace OPENTIME_VERSION_NS {
 /// a resolution of half a frame at 192kHz. The value can be changed in the future if
 /// necessary, due to higher sampling rates or some other kind of numeric tolerance
 /// detected in the library.
-OPENTIME_API constexpr double DEFAULT_EPSILON_s = 1.0 / (2 * 192000.0);
+OPENTIME_API extern const double DEFAULT_EPSILON_s;
 
 /// @brief This class represents a time range defined by a start time and duration.
 ///