1 files changed, 12 insertions, 1 deletions
diff --git a/media/libnbaio/MonoPipe.cpp b/media/libnbaio/MonoPipe.cpp
index e8d3d9b..de0ad28 100644
--- a/media/libnbaio/MonoPipe.cpp
+++ b/media/libnbaio/MonoPipe.cpp
@@ -42,7 +42,10 @@ MonoPipe::MonoPipe(size_t reqFrames, NBAIO_Format format, bool writeCanBlock) :
         // mWriteTs
         mSetpoint((reqFrames * 11) / 16),
         mWriteCanBlock(writeCanBlock),
-        mIsShutdown(false)
+        mIsShutdown(false),
+        // mTimestampShared
+        mTimestampMutator(&mTimestampShared),
+        mTimestampObserver(&mTimestampShared)
 {
     CCHelper tmpHelper;
     status_t res;
@@ -310,4 +313,12 @@ bool MonoPipe::isShutdown()
     return mIsShutdown;
 }
 
+status_t MonoPipe::getTimestamp(AudioTimestamp& timestamp)
+{
+    if (mTimestampObserver.poll(timestamp)) {
+        return OK;
+    }
+    return INVALID_OPERATION;
+}
+
 }   // namespace android