diff --git a/services/audioflinger/LibsndfileSource.h b/services/audioflinger/LibsndfileSource.h
new file mode 100644
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+++ b/services/audioflinger/LibsndfileSource.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_AUDIO_LIBSNDFILE_SOURCE_H
+#define ANDROID_AUDIO_LIBSNDFILE_SOURCE_H
+
+#include "NBAIO.h"
+#include "sndfile.h"
+
+// Implementation of NBAIO_Source that wraps a libsndfile opened in SFM_READ mode
+
+namespace android {
+
+class LibsndfileSource : public NBAIO_Source {
+
+public:
+    // If 'loop' is true and it permits seeking, then we'll act as an infinite source
+    LibsndfileSource(SNDFILE *sndfile, const SF_INFO &sfinfo, bool loop = false);
+    virtual ~LibsndfileSource();
+
+    // NBAIO_Port interface
+
+    //virtual ssize_t negotiate(const NBAIO_Format offers[], size_t numOffers,
+    //                          NBAIO_Format counterOffers[], size_t& numCounterOffers);
+    //virtual NBAIO_Format format() const;
+
+    // NBAIO_Source interface
+
+    //virtual size_t framesRead() const;
+    //virtual size_t framesOverrun();
+    //virtual size_t overruns();
+    virtual ssize_t availableToRead();
+    virtual ssize_t read(void *buffer, size_t count);
+    //virtual ssize_t readVia(readVia_t via, size_t total, void *user, size_t block);
+
+private:
+    SNDFILE *   mSndfile;
+    sf_count_t  mEstimatedFramesUntilEOF;
+    bool        mLooping;
+    bool        mReadAnyFramesThisLoopCycle;
+};
+
+}   // namespace android
+
+#endif  // ANDROID_AUDIO_LIBSNDFILE_SOURCE_H