Squashed commit of the following:

commit 29a4d3effb05a2e074cb0693316ab1977baeb0b6
Author: Andreas Huber <andih@google.com>
Date:   Mon Sep 27 12:01:32 2010 -0700

    Fully working implementation of MPEG2TSWriter (for AAC and AVC sources).

    Change-Id: I8a32a47565b647bf6c078c520e39565e08ea0d84

commit f4dec4c3899f3be393508e180d6c07e249d3335e
Author: Andreas Huber <andih@google.com>
Date:   Mon Sep 27 10:36:31 2010 -0700

    More reliable identification of MPEG2 transport streams. Don't keep scanning forever in case the stream does not have both audio and video tracks.

    Change-Id: Icc5b4e8be145b2805e8776559546a6818342aea7

commit 4fe3cc942f9b3d3cf54138b828c41214aa916dd2
Author: Andreas Huber <andih@google.com>
Date:   Mon Sep 27 08:23:39 2010 -0700

    test code

    Change-Id: I16560a17661407d06497f99ff88230724bb898af

commit 64d988b24f49f179a90fa677be11c823959e734b
Author: Andreas Huber <andih@google.com>
Date:   Thu Sep 23 14:42:52 2010 -0700

    First shot at supporting writing to an MPEG2 transport stream.

    Change-Id: Ie537939a99fa3ddc0c7661c47c18277584817c74

Change-Id: If78fd034af8f6e8ceac8dbeff96d5ecb3f6b96dc

1 files changed, 72 insertions, 0 deletions

diff --git a/include/media/stagefright/MPEG2TSWriter.h b/include/media/stagefright/MPEG2TSWriter.h
new file mode 100644
index 0000000..551ca01
--- /dev/null
+++ b/include/media/stagefright/MPEG2TSWriter.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2010 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 MPEG2TS_WRITER_H_
+
+#define MPEG2TS_WRITER_H_
+
+#include <media/stagefright/foundation/ABase.h>
+#include <media/stagefright/foundation/AHandlerReflector.h>
+#include <media/stagefright/foundation/ALooper.h>
+#include <media/stagefright/MediaWriter.h>
+
+namespace android {
+
+struct MPEG2TSWriter : public MediaWriter {
+    MPEG2TSWriter(const char *filename);
+
+    virtual status_t addSource(const sp<MediaSource> &source);
+    virtual status_t start(MetaData *param = NULL);
+    virtual status_t stop();
+    virtual status_t pause();
+    virtual bool reachedEOS();
+    virtual status_t dump(int fd, const Vector<String16>& args);
+
+    void onMessageReceived(const sp<AMessage> &msg);
+
+protected:
+    virtual ~MPEG2TSWriter();
+
+private:
+    enum {
+        kWhatSourceNotify = 'noti'
+    };
+
+    struct SourceInfo;
+
+    FILE *mFile;
+    sp<ALooper> mLooper;
+    sp<AHandlerReflector<MPEG2TSWriter> > mReflector;
+
+    bool mStarted;
+
+    Vector<sp<SourceInfo> > mSources;
+    size_t mNumSourcesDone;
+
+    int64_t mNumTSPacketsWritten;
+    int64_t mNumTSPacketsBeforeMeta;
+
+    void writeTS();
+    void writeProgramAssociationTable();
+    void writeProgramMap();
+    void writeAccessUnit(int32_t sourceIndex, const sp<ABuffer> &buffer);
+
+    DISALLOW_EVIL_CONSTRUCTORS(MPEG2TSWriter);
+};
+
+}  // namespace android
+
+#endif  // MPEG2TS_WRITER_H_