1 files changed, 28 insertions, 0 deletions
diff --git a/media/libcubeb/src/cubeb_panner.h b/media/libcubeb/src/cubeb_panner.h
new file mode 100644
index 000000000..c61363b2b
--- /dev/null
+++ b/media/libcubeb/src/cubeb_panner.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright © 2014 Mozilla Foundation
+ *
+ * This program is made available under an ISC-style license.  See the
+ * accompanying file LICENSE for details.
+ */
+
+#if !defined(CUBEB_PANNER)
+#define CUBEB_PANNER
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+/**
+ * Pan an integer or an float stereo buffer according to a cos/sin pan law
+ * @param buf the buffer to pan
+ * @param frames the number of frames in `buf`
+ * @param pan a float in [-1.0; 1.0]
+ */
+void cubeb_pan_stereo_buffer_float(float * buf, uint32_t frames, float pan);
+void cubeb_pan_stereo_buffer_int(short* buf, uint32_t frames, float pan);
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif