src/effects/pitchshift.c: avoid error with rubberband 1.3, print a warning

diff --git a/src/effects/pitchshift.c b/src/effects/pitchshift.c
index 617c7b5..9518906 100644 (file)
--- a/src/effects/pitchshift.c
+++ b/src/effects/pitchshift.c
@@ -27,6 +27,14 @@
 
 #include "rubberband/rubberband-c.h"
 
+// check rubberband is 1.8.1, warn if 1.3
+#if !((RUBBERBAND_API_MAJOR_VERSION >= 2) && \
+    (RUBBERBAND_API_MINOR_VERSION >= 5))
+#warning RubberBandOptionDetectorSoft not available, \
+ please upgrade rubberband to version 1.8.1 or higher
+#define RubberBandOptionDetectorSoft 0x00000000
+#endif
+
 /** generic pitch shifting structure */
 struct _aubio_pitchshift_t
 {