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-rw-r--r--audio/filter/af_scaletempo2_internals.c4
1 files changed, 0 insertions, 4 deletions
diff --git a/audio/filter/af_scaletempo2_internals.c b/audio/filter/af_scaletempo2_internals.c
index 4f7f8ccbe6..e348cb37a2 100644
--- a/audio/filter/af_scaletempo2_internals.c
+++ b/audio/filter/af_scaletempo2_internals.c
@@ -4,10 +4,6 @@
#include "audio/chmap.h"
#include "audio/filter/af_scaletempo2_internals.h"
-#ifndef M_PI
-#define M_PI 3.14159265358979323846
-#endif
-
// Algorithm overview (from chromium):
// Waveform Similarity Overlap-and-add (WSOLA).
//