1 files changed, 12 insertions, 0 deletions
diff --git a/audio/utils/src/Stream.cpp b/audio/utils/src/Stream.cpp
index dad252d..402c3f7 100644
--- a/audio/utils/src/Stream.cpp
+++ b/audio/utils/src/Stream.cpp
@@ -754,6 +754,12 @@ void PcmReader::unregisterStream(sp<InStream>& stream)
     }
 }
 
+bool PcmReader::isStreamRegistered(sp<InStream>& stream)
+{
+    AutoMutex lock(mLock);
+    return (mStreams.find(stream) != mStreams.end());
+}
+
 int PcmReader::open()
 {
     AutoMutex lock(mLock);
@@ -992,6 +998,12 @@ void PcmWriter::unregisterStream(sp<OutStream>& stream)
     }
 }
 
+bool PcmWriter::isStreamRegistered(sp<OutStream>& stream)
+{
+    AutoMutex lock(mLock);
+    return (mStreams.find(stream) != mStreams.end());
+}
+
 int PcmWriter::open()
 {
     AutoMutex lock(mLock);