Fix the build for older macOS.

[dcpomatic.git] / src / lib / butler.h

diff --git a/src/lib/butler.h b/src/lib/butler.h
index 498af8d86af821f9bd3c52db0d0d936b8171e40a..c7e71658da25889107d033147e62b16897f92f4d 100644 (file)
--- a/src/lib/butler.h
+++ b/src/lib/butler.h
@@ -72,8 +72,13 @@ public:
                std::string summary () const;
        };
 
-       std::pair<std::shared_ptr<PlayerVideo>, dcpomatic::DCPTime> get_video (bool blocking, Error* e = 0);
-       boost::optional<dcpomatic::DCPTime> get_audio (float* out, Frame frames);
+       enum class Behaviour {
+               BLOCKING,
+               NON_BLOCKING
+       };
+
+       std::pair<std::shared_ptr<PlayerVideo>, dcpomatic::DCPTime> get_video (Behaviour behaviour, Error* e = nullptr);
+       boost::optional<dcpomatic::DCPTime> get_audio (Behaviour behaviour, float* out, Frame frames);
        boost::optional<TextRingBuffers::Data> get_closed_caption ();
 
        void disable_audio ();