diff --git a/services/audioflinger/AudioStreamOutSink.cpp b/services/audioflinger/AudioStreamOutSink.cpp
index 8a5aa0c..bc2d15b 100644
--- a/services/audioflinger/AudioStreamOutSink.cpp
+++ b/services/audioflinger/AudioStreamOutSink.cpp
@@ -67,4 +67,16 @@
     return ret;
 }
 
+status_t AudioStreamOutSink::getNextWriteTimestamp(int64_t *timestamp) {
+    ALOG_ASSERT(timestamp != NULL);
+
+    if (NULL == mStream)
+        return INVALID_OPERATION;
+
+    if (NULL == mStream->get_next_write_timestamp)
+        return INVALID_OPERATION;
+
+    return mStream->get_next_write_timestamp(mStream, timestamp);
+}
+
 }   // namespace android