diff --git a/media/libmediaplayerservice/VideoFrameScheduler.cpp b/media/libmediaplayerservice/VideoFrameScheduler.cpp
index 4251c4e..1a5f3e0 100644
--- a/media/libmediaplayerservice/VideoFrameScheduler.cpp
+++ b/media/libmediaplayerservice/VideoFrameScheduler.cpp
@@ -152,7 +152,7 @@
 
 #endif
 
-void VideoFrameScheduler::PLL::fit(
+bool VideoFrameScheduler::PLL::fit(
         nsecs_t phase, nsecs_t period, size_t numSamplesToUse,
         int64_t *a, int64_t *b, int64_t *err) {
     if (numSamplesToUse > mNumSamples) {
@@ -187,6 +187,10 @@
     }
 
     int64_t div   = numSamplesToUse * sumXX - sumX * sumX;
+    if (div == 0) {
+        return false;
+    }
+
     int64_t a_nom = numSamplesToUse * sumXY - sumX * sumY;
     int64_t b_nom = sumXX * sumY            - sumX * sumXY;
     *a = divRound(a_nom, div);
@@ -198,6 +202,7 @@
             (long long)*a,   (*a / (float)(1 << kPrecision)),
             (long long)*b,   (*b / (float)(1 << kPrecision)),
             (long long)*err, (*err / (float)(1 << (kPrecision * 2))));
+    return true;
 }
 
 void VideoFrameScheduler::PLL::prime(size_t numSamplesToUse) {
@@ -226,7 +231,7 @@
     deltas.sort(compare<nsecs_t>);
     size_t numDeltas = deltas.size();
     if (numDeltas > 1) {
-        nsecs_t deltaMinLimit = min(deltas[0] / kMultiplesThresholdDiv, kMinPeriod);
+        nsecs_t deltaMinLimit = max(deltas[0] / kMultiplesThresholdDiv, kMinPeriod);
         nsecs_t deltaMaxLimit = deltas[numDeltas / 2] * kMultiplesThresholdDiv;
         for (size_t i = numDeltas / 2 + 1; i < numDeltas; ++i) {
             if (deltas[i] > deltaMaxLimit) {
@@ -314,8 +319,15 @@
 
         if (doFit) {
             int64_t a, b, err;
+            if (!fit(mPhase, mPeriod, kMaxSamplesToEstimatePeriod, &a, &b, &err)) {
+                // samples are not suitable for fitting.  this means they are
+                // also not suitable for priming.
+                ALOGV("could not fit - keeping old period:%lld", (long long)mPeriod);
+                return mPeriod;
+            }
+
             mRefitAt = time + kRefitRefreshPeriod;
-            fit(mPhase, mPeriod, kMaxSamplesToEstimatePeriod, &a, &b, &err);
+
             mPhase += (mPeriod * b) >> kPrecision;
             mPeriod = (mPeriod * a) >> kPrecision;
             ALOGV("new phase:%lld period:%lld", (long long)mPhase, (long long)mPeriod);
diff --git a/media/libmediaplayerservice/VideoFrameScheduler.h b/media/libmediaplayerservice/VideoFrameScheduler.h
index 19f0787..84b27b4 100644
--- a/media/libmediaplayerservice/VideoFrameScheduler.h
+++ b/media/libmediaplayerservice/VideoFrameScheduler.h
@@ -71,7 +71,8 @@
         nsecs_t mTimes[kHistorySize];
 
         void test();
-        void fit(nsecs_t phase, nsecs_t period, size_t numSamples,
+        // returns whether fit was successful
+        bool fit(nsecs_t phase, nsecs_t period, size_t numSamples,
                 int64_t *a, int64_t *b, int64_t *err);
         void prime(size_t numSamples);
     };
diff --git a/media/libmediaplayerservice/nuplayer/GenericSource.cpp b/media/libmediaplayerservice/nuplayer/GenericSource.cpp
index bd75034..f84decd 100644
--- a/media/libmediaplayerservice/nuplayer/GenericSource.cpp
+++ b/media/libmediaplayerservice/nuplayer/GenericSource.cpp
@@ -1198,10 +1198,17 @@
     switch (trackType) {
         case MEDIA_TRACK_TYPE_VIDEO:
             track = &mVideoTrack;
+            if (mIsWidevine) {
+                maxBuffers = 2;
+            }
             break;
         case MEDIA_TRACK_TYPE_AUDIO:
             track = &mAudioTrack;
-            maxBuffers = 64;
+            if (mIsWidevine) {
+                maxBuffers = 8;
+            } else {
+                maxBuffers = 64;
+            }
             break;
         case MEDIA_TRACK_TYPE_SUBTITLE:
             track = &mSubtitleTrack;
diff --git a/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.cpp b/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.cpp
index ed6f674..1a066b7 100644
--- a/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.cpp
+++ b/media/libmediaplayerservice/nuplayer/NuPlayerDecoder.cpp
@@ -53,6 +53,10 @@
 }
 
 NuPlayer::Decoder::~Decoder() {
+    mDecoderLooper->unregisterHandler(id());
+    mDecoderLooper->stop();
+
+    releaseAndResetMediaBuffers();
 }
 
 static
diff --git a/media/libstagefright/ACodec.cpp b/media/libstagefright/ACodec.cpp
index 3c04859..4589ed1 100644
--- a/media/libstagefright/ACodec.cpp
+++ b/media/libstagefright/ACodec.cpp
@@ -2933,13 +2933,6 @@
     image.mNumPlanes = 0;
 
     const OMX_COLOR_FORMATTYPE fmt = params.eColorFormat;
-    // we need stride and slice-height to be non-zero
-    if (params.nStride == 0 || params.nSliceHeight == 0) {
-        ALOGW("cannot describe color format 0x%x = %d with stride=%u and sliceHeight=%u",
-                fmt, fmt, params.nStride, params.nSliceHeight);
-        return false;
-    }
-
     image.mWidth = params.nFrameWidth;
     image.mHeight = params.nFrameHeight;
 
@@ -2952,6 +2945,20 @@
         return false;
     }
 
+    // TEMPORARY FIX for some vendors that advertise sliceHeight as 0
+    if (params.nStride != 0 && params.nSliceHeight == 0) {
+        ALOGW("using sliceHeight=%u instead of what codec advertised (=0)",
+                params.nFrameHeight);
+        params.nSliceHeight = params.nFrameHeight;
+    }
+
+    // we need stride and slice-height to be non-zero
+    if (params.nStride == 0 || params.nSliceHeight == 0) {
+        ALOGW("cannot describe color format 0x%x = %d with stride=%u and sliceHeight=%u",
+                fmt, fmt, params.nStride, params.nSliceHeight);
+        return false;
+    }
+
     // set-up YUV format
     image.mType = MediaImage::MEDIA_IMAGE_TYPE_YUV;
     image.mNumPlanes = 3;
diff --git a/media/libstagefright/MediaCodec.cpp b/media/libstagefright/MediaCodec.cpp
index 6c98c52..b56819c 100644
--- a/media/libstagefright/MediaCodec.cpp
+++ b/media/libstagefright/MediaCodec.cpp
@@ -589,7 +589,12 @@
     if (index < buffers->size()) {
         const BufferInfo &info = buffers->itemAt(index);
         if (info.mOwnedByClient) {
-            *buffer = info.mData;
+            // by the time buffers array is initialized, crypto is set
+            if (portIndex == kPortIndexInput && mCrypto != NULL) {
+                *buffer = info.mEncryptedData;
+            } else {
+                *buffer = info.mData;
+            }
             *format = info.mFormat;
         }
     }
diff --git a/media/libstagefright/NuCachedSource2.cpp b/media/libstagefright/NuCachedSource2.cpp
index be2a873..f469d4d 100644
--- a/media/libstagefright/NuCachedSource2.cpp
+++ b/media/libstagefright/NuCachedSource2.cpp
@@ -254,6 +254,10 @@
             // set mDisconnecting to true, if a fetch returns after
             // this, the source will be marked as EOS.
             mDisconnecting = true;
+
+            // explicitly signal mCondition so that the pending readAt()
+            // will immediately return
+            mCondition.signal();
         }
 
         // explicitly disconnect from the source, to allow any
@@ -325,7 +329,11 @@
 
         Mutex::Autolock autoLock(mLock);
 
-        if (err == ERROR_UNSUPPORTED || err == -EPIPE) {
+        if (mDisconnecting) {
+            mNumRetriesLeft = 0;
+            mFinalStatus = ERROR_END_OF_STREAM;
+            return;
+        } else if (err == ERROR_UNSUPPORTED || err == -EPIPE) {
             // These are errors that are not likely to go away even if we
             // retry, i.e. the server doesn't support range requests or similar.
             mNumRetriesLeft = 0;
@@ -515,10 +523,14 @@
     CHECK(mAsyncResult == NULL);
     msg->post();
 
-    while (mAsyncResult == NULL) {
+    while (mAsyncResult == NULL && !mDisconnecting) {
         mCondition.wait(mLock);
     }
 
+    if (mDisconnecting) {
+        return ERROR_END_OF_STREAM;
+    }
+
     int32_t result;
     CHECK(mAsyncResult->findInt32("result", &result));
 
diff --git a/media/libstagefright/codecs/m4v_h263/dec/SoftMPEG4.cpp b/media/libstagefright/codecs/m4v_h263/dec/SoftMPEG4.cpp
index 5b2ab84..d98fa80 100644
--- a/media/libstagefright/codecs/m4v_h263/dec/SoftMPEG4.cpp
+++ b/media/libstagefright/codecs/m4v_h263/dec/SoftMPEG4.cpp
@@ -295,19 +295,23 @@
     ALOGV("disp_width = %d, disp_height = %d, buf_width = %d, buf_height = %d",
             disp_width, disp_height, buf_width, buf_height);
 
-    bool cropChanged = false;
-    if (mCropWidth != disp_width || mCropHeight != disp_height) {
-        mCropLeft = 0;
-        mCropTop = 0;
-        mCropWidth = disp_width;
-        mCropHeight = disp_height;
-        cropChanged = true;
+    CropSettingsMode cropSettingsMode = kCropUnSet;
+    if (disp_width != buf_width || disp_height != buf_height) {
+        cropSettingsMode = kCropSet;
+
+        if (mCropWidth != disp_width || mCropHeight != disp_height) {
+            mCropLeft = 0;
+            mCropTop = 0;
+            mCropWidth = disp_width;
+            mCropHeight = disp_height;
+            cropSettingsMode = kCropChanged;
+        }
     }
 
     bool portWillReset = false;
     const bool fakeStride = true;
     SoftVideoDecoderOMXComponent::handlePortSettingsChange(
-            &portWillReset, buf_width, buf_height, cropChanged, fakeStride);
+            &portWillReset, buf_width, buf_height, cropSettingsMode, fakeStride);
     if (portWillReset) {
         if (mMode == MODE_H263) {
             PVCleanUpVideoDecoder(mHandle);
diff --git a/media/libstagefright/codecs/on2/h264dec/SoftAVC.cpp b/media/libstagefright/codecs/on2/h264dec/SoftAVC.cpp
index cf3c3e3..168208f 100644
--- a/media/libstagefright/codecs/on2/h264dec/SoftAVC.cpp
+++ b/media/libstagefright/codecs/on2/h264dec/SoftAVC.cpp
@@ -160,10 +160,11 @@
                     H264SwDecInfo decoderInfo;
                     CHECK(H264SwDecGetInfo(mHandle, &decoderInfo) == H264SWDEC_OK);
 
-                    bool cropChanged = handleCropChange(decoderInfo);
+                    SoftVideoDecoderOMXComponent::CropSettingsMode cropSettingsMode =
+                        handleCropParams(decoderInfo);
                     handlePortSettingsChange(
                             &portWillReset, decoderInfo.picWidth, decoderInfo.picHeight,
-                            cropChanged);
+                            cropSettingsMode);
                 }
             } else {
                 if (portWillReset) {
@@ -209,9 +210,10 @@
     }
 }
 
-bool SoftAVC::handleCropChange(const H264SwDecInfo& decInfo) {
+SoftVideoDecoderOMXComponent::CropSettingsMode SoftAVC::handleCropParams(
+        const H264SwDecInfo& decInfo) {
     if (!decInfo.croppingFlag) {
-        return false;
+        return kCropUnSet;
     }
 
     const CropParams& crop = decInfo.cropParams;
@@ -219,14 +221,14 @@
         mCropTop == crop.cropTopOffset &&
         mCropWidth == crop.cropOutWidth &&
         mCropHeight == crop.cropOutHeight) {
-        return false;
+        return kCropSet;
     }
 
     mCropLeft = crop.cropLeftOffset;
     mCropTop = crop.cropTopOffset;
     mCropWidth = crop.cropOutWidth;
     mCropHeight = crop.cropOutHeight;
-    return true;
+    return kCropChanged;
 }
 
 void SoftAVC::saveFirstOutputBuffer(int32_t picId, uint8_t *data) {
diff --git a/media/libstagefright/codecs/on2/h264dec/SoftAVC.h b/media/libstagefright/codecs/on2/h264dec/SoftAVC.h
index 253a406..069107d 100644
--- a/media/libstagefright/codecs/on2/h264dec/SoftAVC.h
+++ b/media/libstagefright/codecs/on2/h264dec/SoftAVC.h
@@ -73,7 +73,7 @@
     void drainAllOutputBuffers(bool eos);
     void drainOneOutputBuffer(int32_t picId, uint8_t *data);
     void saveFirstOutputBuffer(int32_t pidId, uint8_t *data);
-    bool handleCropChange(const H264SwDecInfo& decInfo);
+    CropSettingsMode handleCropParams(const H264SwDecInfo& decInfo);
 
     DISALLOW_EVIL_CONSTRUCTORS(SoftAVC);
 };
diff --git a/media/libstagefright/data/media_codecs_google_video.xml b/media/libstagefright/data/media_codecs_google_video.xml
index c97be28..1cbef39 100644
--- a/media/libstagefright/data/media_codecs_google_video.xml
+++ b/media/libstagefright/data/media_codecs_google_video.xml
@@ -73,22 +73,22 @@
     <Encoders>
         <MediaCodec name="OMX.google.h263.encoder" type="video/3gpp">
             <!-- profiles and levels:  ProfileBaseline : Level45 -->
-            <Limit name="size" min="2x2" max="176x144" />
-            <Limit name="alignment" value="2x2" />
+            <Limit name="size" min="16x16" max="176x144" />
+            <Limit name="alignment" value="16x16" />
             <Limit name="bitrate" range="1-128000" />
         </MediaCodec>
         <MediaCodec name="OMX.google.h264.encoder" type="video/avc">
             <!-- profiles and levels:  ProfileBaseline : Level2 -->
-            <Limit name="size" min="2x2" max="896x896" />
-            <Limit name="alignment" value="2x2" />
+            <Limit name="size" min="16x16" max="896x896" />
+            <Limit name="alignment" value="16x16" />
             <Limit name="block-size" value="16x16" />
             <Limit name="blocks-per-second" range="1-11880" />
             <Limit name="bitrate" range="1-2000000" />
         </MediaCodec>
         <MediaCodec name="OMX.google.mpeg4.encoder" type="video/mp4v-es">
             <!-- profiles and levels:  ProfileCore : Level2 -->
-            <Limit name="size" min="2x2" max="176x144" />
-            <Limit name="alignment" value="2x2" />
+            <Limit name="size" min="16x16" max="176x144" />
+            <Limit name="alignment" value="16x16" />
             <Limit name="block-size" value="16x16" />
             <Limit name="blocks-per-second" range="12-1485" />
             <Limit name="bitrate" range="1-64000" />
diff --git a/media/libstagefright/httplive/LiveSession.cpp b/media/libstagefright/httplive/LiveSession.cpp
index a289637..7a9a1a3 100644
--- a/media/libstagefright/httplive/LiveSession.cpp
+++ b/media/libstagefright/httplive/LiveSession.cpp
@@ -353,10 +353,6 @@
     sp<AMessage> response;
     status_t err = msg->postAndAwaitResponse(&response);
 
-    uint32_t replyID;
-    CHECK(response == mSeekReply && 0 != mSeekReplyID);
-    mSeekReply.clear();
-    mSeekReplyID = 0;
     return err;
 }
 
@@ -382,12 +378,16 @@
 
         case kWhatSeek:
         {
-            CHECK(msg->senderAwaitsResponse(&mSeekReplyID));
+            uint32_t seekReplyID;
+            CHECK(msg->senderAwaitsResponse(&seekReplyID));
+            mSeekReplyID = seekReplyID;
+            mSeekReply = new AMessage;
 
             status_t err = onSeek(msg);
 
-            mSeekReply = new AMessage;
-            mSeekReply->setInt32("err", err);
+            if (err != OK) {
+                msg->post(50000);
+            }
             break;
         }
 
@@ -422,7 +422,10 @@
 
                             if (mSeekReplyID != 0) {
                                 CHECK(mSeekReply != NULL);
+                                mSeekReply->setInt32("err", OK);
                                 mSeekReply->postReply(mSeekReplyID);
+                                mSeekReplyID = 0;
+                                mSeekReply.clear();
                             }
                         }
                     }
@@ -1094,10 +1097,11 @@
     CHECK(msg->findInt64("timeUs", &timeUs));
 
     if (!mReconfigurationInProgress) {
-        changeConfiguration(timeUs, getBandwidthIndex());
+        changeConfiguration(timeUs, mCurBandwidthIndex);
+        return OK;
+    } else {
+        return -EWOULDBLOCK;
     }
-
-    return OK;
 }
 
 status_t LiveSession::getDuration(int64_t *durationUs) const {
@@ -1254,7 +1258,10 @@
 
         if (mSeekReplyID != 0) {
             CHECK(mSeekReply != NULL);
+            mSeekReply->setInt32("err", OK);
             mSeekReply->postReply(mSeekReplyID);
+            mSeekReplyID = 0;
+            mSeekReply.clear();
         }
     }
 }
diff --git a/media/libstagefright/include/SoftVideoDecoderOMXComponent.h b/media/libstagefright/include/SoftVideoDecoderOMXComponent.h
index 37b1fe1..9e97ebd 100644
--- a/media/libstagefright/include/SoftVideoDecoderOMXComponent.h
+++ b/media/libstagefright/include/SoftVideoDecoderOMXComponent.h
@@ -68,9 +68,14 @@
     uint32_t outputBufferWidth();
     uint32_t outputBufferHeight();
 
+    enum CropSettingsMode {
+        kCropUnSet = 0,
+        kCropSet,
+        kCropChanged,
+    };
     void handlePortSettingsChange(
             bool *portWillReset, uint32_t width, uint32_t height,
-            bool cropChanged = false, bool fakeStride = false);
+            CropSettingsMode cropSettingsMode = kCropUnSet, bool fakeStride = false);
 
     void copyYV12FrameToOutputBuffer(
             uint8_t *dst, const uint8_t *srcY, const uint8_t *srcU, const uint8_t *srcV,
diff --git a/media/libstagefright/omx/SoftVideoDecoderOMXComponent.cpp b/media/libstagefright/omx/SoftVideoDecoderOMXComponent.cpp
index 5853469..3d20a79 100644
--- a/media/libstagefright/omx/SoftVideoDecoderOMXComponent.cpp
+++ b/media/libstagefright/omx/SoftVideoDecoderOMXComponent.cpp
@@ -160,15 +160,17 @@
 }
 
 void SoftVideoDecoderOMXComponent::handlePortSettingsChange(
-        bool *portWillReset, uint32_t width, uint32_t height, bool cropChanged, bool fakeStride) {
+        bool *portWillReset, uint32_t width, uint32_t height,
+        CropSettingsMode cropSettingsMode, bool fakeStride) {
     *portWillReset = false;
     bool sizeChanged = (width != mWidth || height != mHeight);
+    bool updateCrop = (cropSettingsMode == kCropUnSet);
+    bool cropChanged = (cropSettingsMode == kCropChanged);
 
     if (sizeChanged || cropChanged) {
         mWidth = width;
         mHeight = height;
 
-        bool updateCrop = !cropChanged;
         if ((sizeChanged && !mIsAdaptive)
             || width > mAdaptiveMaxWidth
             || height > mAdaptiveMaxHeight) {
@@ -343,6 +345,40 @@
             return OMX_ErrorNone;
         }
 
+        case OMX_IndexParamPortDefinition:
+        {
+            OMX_PARAM_PORTDEFINITIONTYPE *newParams =
+                (OMX_PARAM_PORTDEFINITIONTYPE *)params;
+            OMX_VIDEO_PORTDEFINITIONTYPE *video_def = &newParams->format.video;
+            OMX_PARAM_PORTDEFINITIONTYPE *def = &editPortInfo(newParams->nPortIndex)->mDef;
+
+            uint32_t oldWidth = def->format.video.nFrameWidth;
+            uint32_t oldHeight = def->format.video.nFrameHeight;
+            uint32_t newWidth = video_def->nFrameWidth;
+            uint32_t newHeight = video_def->nFrameHeight;
+            if (newWidth != oldWidth || newHeight != oldHeight) {
+                bool outputPort = (newParams->nPortIndex == kOutputPortIndex);
+                def->format.video.nFrameWidth =
+                    (mIsAdaptive && outputPort) ? mAdaptiveMaxWidth : newWidth;
+                def->format.video.nFrameHeight =
+                    (mIsAdaptive && outputPort) ? mAdaptiveMaxHeight : newHeight;
+                def->format.video.nStride = def->format.video.nFrameWidth;
+                def->format.video.nSliceHeight = def->format.video.nFrameHeight;
+                def->nBufferSize =
+                    def->format.video.nFrameWidth * def->format.video.nFrameHeight * 3 / 2;
+                if (outputPort) {
+                    mWidth = newWidth;
+                    mHeight = newHeight;
+                    mCropLeft = 0;
+                    mCropTop = 0;
+                    mCropWidth = newWidth;
+                    mCropHeight = newHeight;
+                }
+                newParams->nBufferSize = def->nBufferSize;
+            }
+            return SimpleSoftOMXComponent::internalSetParameter(index, params);
+        }
+
         default:
             return SimpleSoftOMXComponent::internalSetParameter(index, params);
     }