diff --git a/media/libmediaplayerservice/MediaPlayerService.cpp b/media/libmediaplayerservice/MediaPlayerService.cpp
index cc3138d..a977337 100644
--- a/media/libmediaplayerservice/MediaPlayerService.cpp
+++ b/media/libmediaplayerservice/MediaPlayerService.cpp
@@ -1417,6 +1417,7 @@
     : mCallback(NULL),
       mCallbackCookie(NULL),
       mCallbackData(NULL),
+      mBytesWritten(0),
       mSessionId(sessionId) {
     ALOGV("AudioOutput(%d)", sessionId);
     mTrack = 0;
@@ -1495,12 +1496,19 @@
     return mMsecsPerFrame;
 }
 
-status_t MediaPlayerService::AudioOutput::getPosition(uint32_t *position)
+status_t MediaPlayerService::AudioOutput::getPosition(uint32_t *position) const
 {
     if (mTrack == 0) return NO_INIT;
     return mTrack->getPosition(position);
 }
 
+status_t MediaPlayerService::AudioOutput::getFramesWritten(uint32_t *frameswritten) const
+{
+    if (mTrack == 0) return NO_INIT;
+    *frameswritten = mBytesWritten / frameSize();
+    return OK;
+}
+
 status_t MediaPlayerService::AudioOutput::open(
         uint32_t sampleRate, int channelCount, audio_channel_mask_t channelMask,
         audio_format_t format, int bufferCount,
@@ -1656,6 +1664,7 @@
         mTrack = NULL;
         mNextOutput->mSampleRateHz = mSampleRateHz;
         mNextOutput->mMsecsPerFrame = mMsecsPerFrame;
+        mNextOutput->mBytesWritten = mBytesWritten;
     }
 }
 
@@ -1666,6 +1675,7 @@
     //ALOGV("write(%p, %u)", buffer, size);
     if (mTrack) {
         ssize_t ret = mTrack->write(buffer, size);
+        mBytesWritten += ret;
         return ret;
     }
     return NO_INIT;
@@ -1777,7 +1787,7 @@
     data->unlock();
 }
 
-int MediaPlayerService::AudioOutput::getSessionId()
+int MediaPlayerService::AudioOutput::getSessionId() const
 {
     return mSessionId;
 }
@@ -1802,13 +1812,20 @@
     return mMsecsPerFrame;
 }
 
-status_t MediaPlayerService::AudioCache::getPosition(uint32_t *position)
+status_t MediaPlayerService::AudioCache::getPosition(uint32_t *position) const
 {
     if (position == 0) return BAD_VALUE;
     *position = mSize;
     return NO_ERROR;
 }
 
+status_t MediaPlayerService::AudioCache::getFramesWritten(uint32_t *written) const
+{
+    if (written == 0) return BAD_VALUE;
+    *written = mSize;
+    return NO_ERROR;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 
 struct CallbackThread : public Thread {
@@ -1971,7 +1988,7 @@
     p->mSignal.signal();
 }
 
-int MediaPlayerService::AudioCache::getSessionId()
+int MediaPlayerService::AudioCache::getSessionId() const
 {
     return 0;
 }
diff --git a/media/libmediaplayerservice/MediaPlayerService.h b/media/libmediaplayerservice/MediaPlayerService.h
index b08dd6c..2a8cfd2 100644
--- a/media/libmediaplayerservice/MediaPlayerService.h
+++ b/media/libmediaplayerservice/MediaPlayerService.h
@@ -84,8 +84,9 @@
         virtual ssize_t         frameSize() const;
         virtual uint32_t        latency() const;
         virtual float           msecsPerFrame() const;
-        virtual status_t        getPosition(uint32_t *position);
-        virtual int             getSessionId();
+        virtual status_t        getPosition(uint32_t *position) const;
+        virtual status_t        getFramesWritten(uint32_t *frameswritten) const;
+        virtual int             getSessionId() const;
 
         virtual status_t        open(
                 uint32_t sampleRate, int channelCount, audio_channel_mask_t channelMask,
@@ -122,6 +123,7 @@
         AudioCallback           mCallback;
         void *                  mCallbackCookie;
         CallbackData *          mCallbackData;
+        uint64_t                mBytesWritten;
         audio_stream_type_t     mStreamType;
         float                   mLeftVolume;
         float                   mRightVolume;
@@ -181,8 +183,9 @@
         virtual ssize_t         frameSize() const { return ssize_t(mChannelCount * ((mFormat == AUDIO_FORMAT_PCM_16_BIT)?sizeof(int16_t):sizeof(u_int8_t))); }
         virtual uint32_t        latency() const;
         virtual float           msecsPerFrame() const;
-        virtual status_t        getPosition(uint32_t *position);
-        virtual int             getSessionId();
+        virtual status_t        getPosition(uint32_t *position) const;
+        virtual status_t        getFramesWritten(uint32_t *frameswritten) const;
+        virtual int             getSessionId() const;
 
         virtual status_t        open(
                 uint32_t sampleRate, int channelCount, audio_channel_mask_t channelMask,
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
index 544d501..11cea3b 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.cpp
@@ -39,6 +39,7 @@
 #include <media/stagefright/MediaDefs.h>
 #include <media/stagefright/MediaErrors.h>
 #include <media/stagefright/MetaData.h>
+#include <media/stagefright/SkipCutBuffer.h>
 #include <gui/ISurfaceTexture.h>
 
 #include "avc_utils.h"
@@ -63,10 +64,13 @@
       mSkipRenderingVideoUntilMediaTimeUs(-1ll),
       mVideoLateByUs(0ll),
       mNumFramesTotal(0ll),
-      mNumFramesDropped(0ll) {
+      mNumFramesDropped(0ll),
+      mSkipCutBuffer(NULL) {
 }
 
 NuPlayer::~NuPlayer() {
+    delete mSkipCutBuffer;
+    mSkipCutBuffer = NULL;
 }
 
 void NuPlayer::setUID(uid_t uid) {
@@ -234,6 +238,32 @@
 
             mSource->start();
 
+            sp<MetaData> meta = mSource->getFormat(true /* audio */);
+            if (meta != NULL) {
+                int32_t delay = 0;
+                if (!meta->findInt32(kKeyEncoderDelay, &delay)) {
+                    delay = 0;
+                }
+                int32_t padding = 0;
+                if (!meta->findInt32(kKeyEncoderPadding, &padding)) {
+                    padding = 0;
+                }
+                int32_t numchannels = 0;
+                if (delay + padding) {
+                    if (meta->findInt32(kKeyChannelCount, &numchannels)) {
+                        size_t frameSize = numchannels * sizeof(int16_t);
+                        if (mSkipCutBuffer) {
+                            size_t prevbuffersize = mSkipCutBuffer->size();
+                            if (prevbuffersize != 0) {
+                                ALOGW("Replacing SkipCutBuffer holding %d bytes", prevbuffersize);
+                            }
+                            delete mSkipCutBuffer;
+                        }
+                        mSkipCutBuffer = new SkipCutBuffer(delay * frameSize, padding * frameSize);
+                    }
+                }
+            }
+
             mRenderer = new Renderer(
                     mAudioSink,
                     new AMessage(kWhatRendererNotify, id()));
@@ -844,6 +874,10 @@
         skipUntilMediaTimeUs = -1;
     }
 
+    if (audio && mSkipCutBuffer) {
+        mSkipCutBuffer->submit(buffer);
+    }
+
     mRenderer->queueBuffer(audio, buffer, reply);
 }
 
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.h b/media/libmediaplayerservice/nuplayer/NuPlayer.h
index 25766e0..f917f64 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayer.h
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.h
@@ -27,6 +27,7 @@
 struct ACodec;
 struct MetaData;
 struct NuPlayerDriver;
+class SkipCutBuffer;
 
 struct NuPlayer : public AHandler {
     NuPlayer();
@@ -128,6 +129,8 @@
     int64_t mVideoLateByUs;
     int64_t mNumFramesTotal, mNumFramesDropped;
 
+    SkipCutBuffer *mSkipCutBuffer;
+
     status_t instantiateDecoder(bool audio, sp<Decoder> *decoder);
 
     status_t feedDecoderInputData(bool audio, const sp<AMessage> &msg);
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
index ecbc428..1f13955 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerRenderer.cpp
@@ -591,6 +591,10 @@
 void NuPlayer::Renderer::onAudioSinkChanged() {
     CHECK(!mDrainAudioQueuePending);
     mNumFramesWritten = 0;
+    uint32_t written;
+    if (mAudioSink->getFramesWritten(&written) == OK) {
+        mNumFramesWritten = written;
+    }
 }
 
 void NuPlayer::Renderer::notifyPosition() {