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diff --git a/media/libstagefright/include/FragmentedMP4Extractor.h b/media/libstagefright/include/FragmentedMP4Extractor.h
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+++ b/media/libstagefright/include/FragmentedMP4Extractor.h
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+/*
+ * 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 FRAGMENTED_MP4_EXTRACTOR_H_
+
+#define FRAGMENTED_MP4_EXTRACTOR_H_
+
+#include "include/FragmentedMP4Parser.h"
+
+#include <media/stagefright/MediaExtractor.h>
+#include <utils/Vector.h>
+#include <utils/String8.h>
+
+namespace android {
+
+struct AMessage;
+class DataSource;
+class SampleTable;
+class String8;
+
+class FragmentedMP4Extractor : public MediaExtractor {
+public:
+    // Extractor assumes ownership of "source".
+    FragmentedMP4Extractor(const sp<DataSource> &source);
+
+    virtual size_t countTracks();
+    virtual sp<MediaSource> getTrack(size_t index);
+    virtual sp<MetaData> getTrackMetaData(size_t index, uint32_t flags);
+    virtual sp<MetaData> getMetaData();
+    virtual uint32_t flags() const;
+
+protected:
+    virtual ~FragmentedMP4Extractor();
+
+private:
+    sp<ALooper> mLooper;
+    sp<FragmentedMP4Parser> mParser;
+    sp<DataSource> mDataSource;
+    status_t mInitCheck;
+    size_t mAudioTrackIndex;
+    size_t mTrackCount;
+
+    sp<MetaData> mFileMetaData;
+
+    Vector<uint32_t> mPath;
+
+    FragmentedMP4Extractor(const FragmentedMP4Extractor &);
+    FragmentedMP4Extractor &operator=(const FragmentedMP4Extractor &);
+};
+
+bool SniffFragmentedMP4(
+        const sp<DataSource> &source, String8 *mimeType, float *confidence,
+        sp<AMessage> *);
+
+}  // namespace android
+
+#endif  // MPEG4_EXTRACTOR_H_