Merge "Add Winscope sync metadata to screen recording"
diff --git a/cmds/stagefright/Android.mk b/cmds/stagefright/Android.mk
index 38fd34a..0c8d44a 100644
--- a/cmds/stagefright/Android.mk
+++ b/cmds/stagefright/Android.mk
@@ -153,9 +153,9 @@
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES:= \
-        filters/argbtorgba.rs \
-        filters/nightvision.rs \
-        filters/saturation.rs \
+        filters/argbtorgba.rscript \
+        filters/nightvision.rscript \
+        filters/saturation.rscript \
         mediafilter.cpp \
 
 LOCAL_SHARED_LIBRARIES := \
diff --git a/cmds/stagefright/filters/argbtorgba.rs b/cmds/stagefright/filters/argbtorgba.rscript
similarity index 100%
rename from cmds/stagefright/filters/argbtorgba.rs
rename to cmds/stagefright/filters/argbtorgba.rscript
diff --git a/cmds/stagefright/filters/nightvision.rs b/cmds/stagefright/filters/nightvision.rscript
similarity index 100%
rename from cmds/stagefright/filters/nightvision.rs
rename to cmds/stagefright/filters/nightvision.rscript
diff --git a/cmds/stagefright/filters/saturation.rs b/cmds/stagefright/filters/saturation.rscript
similarity index 100%
rename from cmds/stagefright/filters/saturation.rs
rename to cmds/stagefright/filters/saturation.rscript
diff --git a/media/codec2/hidl/1.0/vts/functional/video/VtsHalMediaC2V1_0TargetVideoDecTest.cpp b/media/codec2/hidl/1.0/vts/functional/video/VtsHalMediaC2V1_0TargetVideoDecTest.cpp
index 0e20b47..5e28750 100644
--- a/media/codec2/hidl/1.0/vts/functional/video/VtsHalMediaC2V1_0TargetVideoDecTest.cpp
+++ b/media/codec2/hidl/1.0/vts/functional/video/VtsHalMediaC2V1_0TargetVideoDecTest.cpp
@@ -124,6 +124,13 @@
         mTimestampUs = 0u;
         mTimestampDevTest = false;
         if (mCompName == unknown_comp) mDisableTest = true;
+
+        C2SecureModeTuning secureModeTuning{};
+        mComponent->query({ &secureModeTuning }, {}, C2_MAY_BLOCK, nullptr);
+        if (secureModeTuning.value == C2Config::SM_READ_PROTECTED) {
+            mDisableTest = true;
+        }
+
         if (mDisableTest) std::cout << "[   WARN   ] Test Disabled \n";
     }
 
diff --git a/media/codec2/hidl/client/client.cpp b/media/codec2/hidl/client/client.cpp
index 2b417a6..5ed54f1 100644
--- a/media/codec2/hidl/client/client.cpp
+++ b/media/codec2/hidl/client/client.cpp
@@ -959,9 +959,9 @@
 
 std::shared_ptr<Codec2Client::InputSurface> Codec2Client::CreateInputSurface(
         char const* serviceName) {
-    uint32_t inputSurfaceSetting = ::android::base::GetUintProperty(
-            "debug.stagefright.c2inputsurface", uint32_t(0));
-    if (inputSurfaceSetting == 0) {
+    int32_t inputSurfaceSetting = ::android::base::GetIntProperty(
+            "debug.stagefright.c2inputsurface", int32_t(0));
+    if (inputSurfaceSetting <= 0) {
         return nullptr;
     }
     size_t index = GetServiceNames().size();
diff --git a/media/codec2/sfplugin/Android.bp b/media/codec2/sfplugin/Android.bp
index 8ae80ee..9c84c71 100644
--- a/media/codec2/sfplugin/Android.bp
+++ b/media/codec2/sfplugin/Android.bp
@@ -9,6 +9,7 @@
         "CCodecConfig.cpp",
         "Codec2Buffer.cpp",
         "Codec2InfoBuilder.cpp",
+        "Omx2IGraphicBufferSource.cpp",
         "PipelineWatcher.cpp",
         "ReflectedParamUpdater.cpp",
         "SkipCutBuffer.cpp",
@@ -41,8 +42,10 @@
         "libmedia",
         "libmedia_omx",
         "libsfplugin_ccodec_utils",
+        "libstagefright_bufferqueue_helper",
         "libstagefright_codecbase",
         "libstagefright_foundation",
+        "libstagefright_omx",
         "libstagefright_omx_utils",
         "libstagefright_xmlparser",
         "libui",
diff --git a/media/codec2/sfplugin/CCodec.cpp b/media/codec2/sfplugin/CCodec.cpp
index aa7189c..8223273 100644
--- a/media/codec2/sfplugin/CCodec.cpp
+++ b/media/codec2/sfplugin/CCodec.cpp
@@ -45,6 +45,7 @@
 #include "CCodec.h"
 #include "CCodecBufferChannel.h"
 #include "InputSurfaceWrapper.h"
+#include "Omx2IGraphicBufferSource.h"
 
 extern "C" android::PersistentSurface *CreateInputSurface();
 
@@ -374,7 +375,11 @@
 
         // consumer usage is queried earlier.
 
-        ALOGD("ISConfig%s", status.str().c_str());
+        if (status.str().empty()) {
+            ALOGD("ISConfig not changed");
+        } else {
+            ALOGD("ISConfig%s", status.str().c_str());
+        }
         return err;
     }
 
@@ -1067,6 +1072,7 @@
     OmxStatus s;
     android::sp<HGraphicBufferProducer> gbp;
     android::sp<HGraphicBufferSource> gbs;
+
     using ::android::hardware::Return;
     Return<void> transStatus = omx->createInputSurface(
             [&s, &gbp, &gbs](
@@ -1852,15 +1858,30 @@
 
 // Create Codec 2.0 input surface
 extern "C" android::PersistentSurface *CreateInputSurface() {
+    using namespace android;
     // Attempt to create a Codec2's input surface.
-    std::shared_ptr<android::Codec2Client::InputSurface> inputSurface =
-            android::Codec2Client::CreateInputSurface();
+    std::shared_ptr<Codec2Client::InputSurface> inputSurface =
+            Codec2Client::CreateInputSurface();
     if (!inputSurface) {
-        return nullptr;
+        if (property_get_int32("debug.stagefright.c2inputsurface", 0) == -1) {
+            sp<IGraphicBufferProducer> gbp;
+            sp<OmxGraphicBufferSource> gbs = new OmxGraphicBufferSource();
+            status_t err = gbs->initCheck();
+            if (err != OK) {
+                ALOGE("Failed to create persistent input surface: error %d", err);
+                return nullptr;
+            }
+            return new PersistentSurface(
+                    gbs->getIGraphicBufferProducer(),
+                    sp<IGraphicBufferSource>(
+                        new Omx2IGraphicBufferSource(gbs)));
+        } else {
+            return nullptr;
+        }
     }
-    return new android::PersistentSurface(
+    return new PersistentSurface(
             inputSurface->getGraphicBufferProducer(),
-            static_cast<android::sp<android::hidl::base::V1_0::IBase>>(
+            static_cast<sp<android::hidl::base::V1_0::IBase>>(
             inputSurface->getHalInterface()));
 }
 
diff --git a/media/codec2/sfplugin/CCodecBufferChannel.cpp b/media/codec2/sfplugin/CCodecBufferChannel.cpp
index 0b4c2d7..1548a89 100644
--- a/media/codec2/sfplugin/CCodecBufferChannel.cpp
+++ b/media/codec2/sfplugin/CCodecBufferChannel.cpp
@@ -896,6 +896,9 @@
                 input->buffers.reset(new DummyInputBuffers(mName));
             } else if (mMetaMode == MODE_ANW) {
                 input->buffers.reset(new GraphicMetadataInputBuffers(mName));
+                // This is to ensure buffers do not get released prematurely.
+                // TODO: handle this without going into array mode
+                forceArrayMode = true;
             } else {
                 input->buffers.reset(new GraphicInputBuffers(numInputSlots, mName));
             }
diff --git a/media/codec2/sfplugin/CCodecConfig.cpp b/media/codec2/sfplugin/CCodecConfig.cpp
index 1cfdc19..5adcd94 100644
--- a/media/codec2/sfplugin/CCodecConfig.cpp
+++ b/media/codec2/sfplugin/CCodecConfig.cpp
@@ -235,7 +235,10 @@
     const std::vector<ConfigMapper> &getConfigMappersForSdkKey(std::string key) const {
         auto it = mConfigMappers.find(key);
         if (it == mConfigMappers.end()) {
-            ALOGD("no c2 equivalents for %s", key.c_str());
+            if (mComplained.count(key) == 0) {
+                ALOGD("no c2 equivalents for %s", key.c_str());
+                mComplained.insert(key);
+            }
             return NO_MAPPERS;
         }
         ALOGV("found %zu eqs for %s", it->second.size(), key.c_str());
@@ -304,6 +307,7 @@
 
 private:
     std::map<SdkKey, std::vector<ConfigMapper>> mConfigMappers;
+    mutable std::set<std::string> mComplained;
 };
 
 const std::vector<ConfigMapper> StandardParams::NO_MAPPERS;
@@ -508,7 +512,8 @@
                .limitTo(D::ENCODER & D::VIDEO));
     // convert to timestamp base
     add(ConfigMapper(KEY_I_FRAME_INTERVAL, C2_PARAMKEY_SYNC_FRAME_INTERVAL, "value")
-        .withMappers([](C2Value v) -> C2Value {
+        .limitTo(D::VIDEO & D::ENCODER & D::CONFIG)
+        .withMapper([](C2Value v) -> C2Value {
             // convert from i32 to float
             int32_t i32Value;
             float fpValue;
@@ -518,12 +523,6 @@
                 return int64_t(c2_min(1000000 * fpValue + 0.5, (double)INT64_MAX));
             }
             return C2Value();
-        }, [](C2Value v) -> C2Value {
-            int64_t i64;
-            if (v.get(&i64)) {
-                return float(i64) / 1000000;
-            }
-            return C2Value();
         }));
     // remove when codecs switch to proper coding.gop (add support for calculating gop)
     deprecated(ConfigMapper("i-frame-period", "coding.gop", "intra-period")
@@ -1033,7 +1032,25 @@
     }
 
     ReflectedParamUpdater::Dict reflected = mParamUpdater->getParams(paramPointers);
-    ALOGD("c2 config is %s", reflected.debugString().c_str());
+    std::string config = reflected.debugString();
+    std::set<std::string> configLines;
+    std::string diff;
+    for (size_t start = 0; start != std::string::npos; ) {
+        size_t end = config.find('\n', start);
+        size_t count = (end == std::string::npos)
+                ? std::string::npos
+                : end - start + 1;
+        std::string line = config.substr(start, count);
+        configLines.insert(line);
+        if (mLastConfig.count(line) == 0) {
+            diff.append(line);
+        }
+        start = (end == std::string::npos) ? std::string::npos : end + 1;
+    }
+    if (!diff.empty()) {
+        ALOGD("c2 config diff is %s", diff.c_str());
+    }
+    mLastConfig.swap(configLines);
 
     bool changed = false;
     if (domain & mInputDomain) {
diff --git a/media/codec2/sfplugin/CCodecConfig.h b/media/codec2/sfplugin/CCodecConfig.h
index 3bafe3f..a61c8b7 100644
--- a/media/codec2/sfplugin/CCodecConfig.h
+++ b/media/codec2/sfplugin/CCodecConfig.h
@@ -134,6 +134,8 @@
     /// For now support a validation function.
     std::map<C2Param::Index, LocalParamValidator> mLocalParams;
 
+    std::set<std::string> mLastConfig;
+
     CCodecConfig();
 
     /// initializes the members required to manage the format: descriptors, reflector,
diff --git a/media/codec2/sfplugin/Omx2IGraphicBufferSource.cpp b/media/codec2/sfplugin/Omx2IGraphicBufferSource.cpp
new file mode 100644
index 0000000..764fa00
--- /dev/null
+++ b/media/codec2/sfplugin/Omx2IGraphicBufferSource.cpp
@@ -0,0 +1,185 @@
+/*
+ * Copyright 2019 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.
+ */
+
+#ifdef __LP64__
+#define OMX_ANDROID_COMPILE_AS_32BIT_ON_64BIT_PLATFORMS
+#endif
+
+//#define LOG_NDEBUG 0
+#define LOG_TAG "Omx2IGraphicBufferSource"
+#include <android-base/logging.h>
+
+#include "Omx2IGraphicBufferSource.h"
+
+#include <android/BnOMXBufferSource.h>
+#include <media/OMXBuffer.h>
+#include <media/stagefright/omx/OMXUtils.h>
+
+#include <OMX_Component.h>
+#include <OMX_Index.h>
+#include <OMX_IndexExt.h>
+
+namespace android {
+
+namespace /* unnamed */ {
+
+// OmxGraphicBufferSource -> IOMXBufferSource
+
+struct OmxGbs2IOmxBs : public BnOMXBufferSource {
+    sp<OmxGraphicBufferSource> mBase;
+    OmxGbs2IOmxBs(sp<OmxGraphicBufferSource> const& base) : mBase{base} {}
+    BnStatus onOmxExecuting() override {
+        return mBase->onOmxExecuting();
+    }
+    BnStatus onOmxIdle() override {
+        return mBase->onOmxIdle();
+    }
+    BnStatus onOmxLoaded() override {
+        return mBase->onOmxLoaded();
+    }
+    BnStatus onInputBufferAdded(int32_t bufferId) override {
+        return mBase->onInputBufferAdded(bufferId);
+    }
+    BnStatus onInputBufferEmptied(
+            int32_t bufferId,
+            OMXFenceParcelable const& fenceParcel) override {
+        return mBase->onInputBufferEmptied(bufferId, fenceParcel.get());
+    }
+};
+
+struct OmxNodeWrapper : public IOmxNodeWrapper {
+    sp<IOMXNode> mBase;
+    OmxNodeWrapper(sp<IOMXNode> const& base) : mBase{base} {}
+    status_t emptyBuffer(
+            int32_t bufferId, uint32_t flags,
+            const sp<GraphicBuffer> &buffer,
+            int64_t timestamp, int fenceFd) override {
+        return mBase->emptyBuffer(bufferId, buffer, flags, timestamp, fenceFd);
+    }
+    void dispatchDataSpaceChanged(
+            int32_t dataSpace, int32_t aspects, int32_t pixelFormat) override {
+        omx_message msg{};
+        msg.type = omx_message::EVENT;
+        msg.fenceFd = -1;
+        msg.u.event_data.event = OMX_EventDataSpaceChanged;
+        msg.u.event_data.data1 = dataSpace;
+        msg.u.event_data.data2 = aspects;
+        msg.u.event_data.data3 = pixelFormat;
+        mBase->dispatchMessage(msg);
+    }
+};
+
+} // unnamed namespace
+
+// Omx2IGraphicBufferSource
+Omx2IGraphicBufferSource::Omx2IGraphicBufferSource(
+        sp<OmxGraphicBufferSource> const& base)
+      : mBase{base},
+        mOMXBufferSource{new OmxGbs2IOmxBs(base)} {
+}
+
+BnStatus Omx2IGraphicBufferSource::setSuspend(
+        bool suspend, int64_t timeUs) {
+    return BnStatus::fromStatusT(mBase->setSuspend(suspend, timeUs));
+}
+
+BnStatus Omx2IGraphicBufferSource::setRepeatPreviousFrameDelayUs(
+        int64_t repeatAfterUs) {
+    return BnStatus::fromStatusT(mBase->setRepeatPreviousFrameDelayUs(repeatAfterUs));
+}
+
+BnStatus Omx2IGraphicBufferSource::setMaxFps(float maxFps) {
+    return BnStatus::fromStatusT(mBase->setMaxFps(maxFps));
+}
+
+BnStatus Omx2IGraphicBufferSource::setTimeLapseConfig(
+        double fps, double captureFps) {
+    return BnStatus::fromStatusT(mBase->setTimeLapseConfig(fps, captureFps));
+}
+
+BnStatus Omx2IGraphicBufferSource::setStartTimeUs(
+        int64_t startTimeUs) {
+    return BnStatus::fromStatusT(mBase->setStartTimeUs(startTimeUs));
+}
+
+BnStatus Omx2IGraphicBufferSource::setStopTimeUs(
+        int64_t stopTimeUs) {
+    return BnStatus::fromStatusT(mBase->setStopTimeUs(stopTimeUs));
+}
+
+BnStatus Omx2IGraphicBufferSource::getStopTimeOffsetUs(
+        int64_t *stopTimeOffsetUs) {
+    return BnStatus::fromStatusT(mBase->getStopTimeOffsetUs(stopTimeOffsetUs));
+}
+
+BnStatus Omx2IGraphicBufferSource::setColorAspects(
+        int32_t aspects) {
+    return BnStatus::fromStatusT(mBase->setColorAspects(aspects));
+}
+
+BnStatus Omx2IGraphicBufferSource::setTimeOffsetUs(
+        int64_t timeOffsetsUs) {
+    return BnStatus::fromStatusT(mBase->setTimeOffsetUs(timeOffsetsUs));
+}
+
+BnStatus Omx2IGraphicBufferSource::signalEndOfInputStream() {
+    return BnStatus::fromStatusT(mBase->signalEndOfInputStream());
+}
+
+BnStatus Omx2IGraphicBufferSource::configure(
+        const sp<IOMXNode>& omxNode, int32_t dataSpace) {
+    if (omxNode == NULL) {
+        return BnStatus::fromServiceSpecificError(BAD_VALUE);
+    }
+
+    // Do setInputSurface() first, the node will try to enable metadata
+    // mode on input, and does necessary error checking. If this fails,
+    // we can't use this input surface on the node.
+    status_t err = omxNode->setInputSurface(mOMXBufferSource);
+    if (err != NO_ERROR) {
+        ALOGE("Unable to set input surface: %d", err);
+        return BnStatus::fromServiceSpecificError(err);
+    }
+
+    uint32_t consumerUsage;
+    if (omxNode->getParameter(
+            (OMX_INDEXTYPE)OMX_IndexParamConsumerUsageBits,
+            &consumerUsage, sizeof(consumerUsage)) != OK) {
+        consumerUsage = 0;
+    }
+
+    OMX_PARAM_PORTDEFINITIONTYPE def;
+    InitOMXParams(&def);
+    def.nPortIndex = 0; // kPortIndexInput
+
+    err = omxNode->getParameter(
+            OMX_IndexParamPortDefinition, &def, sizeof(def));
+    if (err != NO_ERROR) {
+        ALOGE("Failed to get port definition: %d", err);
+        return BnStatus::fromServiceSpecificError(UNKNOWN_ERROR);
+    }
+
+    return BnStatus::fromStatusT(mBase->configure(
+            new OmxNodeWrapper(omxNode),
+            dataSpace,
+            def.nBufferCountActual,
+            def.format.video.nFrameWidth,
+            def.format.video.nFrameHeight,
+            consumerUsage));
+}
+
+} // namespace android
+
diff --git a/media/codec2/sfplugin/Omx2IGraphicBufferSource.h b/media/codec2/sfplugin/Omx2IGraphicBufferSource.h
new file mode 100644
index 0000000..20fd1ec
--- /dev/null
+++ b/media/codec2/sfplugin/Omx2IGraphicBufferSource.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright 2019 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 OMX_2_IGRAPHICBUFFERSOURCE_H_
+#define OMX_2_IGRAPHICBUFFERSOURCE_H_
+
+#include <android/BnGraphicBufferSource.h>
+#include <media/stagefright/omx/OmxGraphicBufferSource.h>
+
+namespace android {
+
+using BnStatus = ::android::binder::Status;
+
+struct Omx2IGraphicBufferSource : public BnGraphicBufferSource {
+    sp<OmxGraphicBufferSource> mBase;
+    sp<IOMXBufferSource> mOMXBufferSource;
+    Omx2IGraphicBufferSource(sp<OmxGraphicBufferSource> const& base);
+    BnStatus configure(const sp<IOMXNode>& omxNode, int32_t dataSpace) override;
+    BnStatus setSuspend(bool suspend, int64_t timeUs) override;
+    BnStatus setRepeatPreviousFrameDelayUs(int64_t repeatAfterUs) override;
+    BnStatus setMaxFps(float maxFps) override;
+    BnStatus setTimeLapseConfig(double fps, double captureFps) override;
+    BnStatus setStartTimeUs(int64_t startTimeUs) override;
+    BnStatus setStopTimeUs(int64_t stopTimeUs) override;
+    BnStatus getStopTimeOffsetUs(int64_t *stopTimeOffsetUs) override;
+    BnStatus setColorAspects(int32_t aspects) override;
+    BnStatus setTimeOffsetUs(int64_t timeOffsetsUs) override;
+    BnStatus signalEndOfInputStream() override;
+};
+
+} // namespace android
+
+#endif // OMX_2_IGRAPHICBUFFERSOURCE_H_
+
diff --git a/media/libaaudio/src/Android.bp b/media/libaaudio/src/Android.bp
index 4090286..1eedb12 100644
--- a/media/libaaudio/src/Android.bp
+++ b/media/libaaudio/src/Android.bp
@@ -73,6 +73,5 @@
         "libcutils",
         "libutils",
         "libbinder",
-        "libaudiomanager",
     ],
 }
diff --git a/media/libmedia/IMediaMetadataRetriever.cpp b/media/libmedia/IMediaMetadataRetriever.cpp
index 028bea1..d95bc8e 100644
--- a/media/libmedia/IMediaMetadataRetriever.cpp
+++ b/media/libmedia/IMediaMetadataRetriever.cpp
@@ -213,15 +213,14 @@
         return interface_cast<IMemory>(reply.readStrongBinder());
     }
 
-    status_t getFrameAtIndex(std::vector<sp<IMemory> > *frames,
-            int frameIndex, int numFrames, int colorFormat, bool metaOnly)
+    sp<IMemory> getFrameAtIndex(
+            int index, int colorFormat, bool metaOnly)
     {
-        ALOGV("getFrameAtIndex: frameIndex(%d), numFrames(%d), colorFormat(%d) metaOnly(%d)",
-                frameIndex, numFrames, colorFormat, metaOnly);
+        ALOGV("getFrameAtIndex: index(%d), colorFormat(%d) metaOnly(%d)",
+                index, colorFormat, metaOnly);
         Parcel data, reply;
         data.writeInterfaceToken(IMediaMetadataRetriever::getInterfaceDescriptor());
-        data.writeInt32(frameIndex);
-        data.writeInt32(numFrames);
+        data.writeInt32(index);
         data.writeInt32(colorFormat);
         data.writeInt32(metaOnly);
 #ifndef DISABLE_GROUP_SCHEDULE_HACK
@@ -230,16 +229,9 @@
         remote()->transact(GET_FRAME_AT_INDEX, data, &reply);
         status_t ret = reply.readInt32();
         if (ret != NO_ERROR) {
-            return ret;
+            return NULL;
         }
-        int retNumFrames = reply.readInt32();
-        if (retNumFrames < numFrames) {
-            numFrames = retNumFrames;
-        }
-        for (int i = 0; i < numFrames; i++) {
-            frames->push_back(interface_cast<IMemory>(reply.readStrongBinder()));
-        }
-        return OK;
+        return interface_cast<IMemory>(reply.readStrongBinder());
     }
 
     sp<IMemory> extractAlbumArt()
@@ -442,24 +434,20 @@
 
         case GET_FRAME_AT_INDEX: {
             CHECK_INTERFACE(IMediaMetadataRetriever, data, reply);
-            int frameIndex = data.readInt32();
-            int numFrames = data.readInt32();
+            int index = data.readInt32();
             int colorFormat = data.readInt32();
             bool metaOnly = (data.readInt32() != 0);
-            ALOGV("getFrameAtIndex: frameIndex(%d), numFrames(%d), colorFormat(%d), metaOnly(%d)",
-                    frameIndex, numFrames, colorFormat, metaOnly);
+            ALOGV("getFrameAtIndex: index(%d), colorFormat(%d), metaOnly(%d)",
+                    index, colorFormat, metaOnly);
 #ifndef DISABLE_GROUP_SCHEDULE_HACK
             setSchedPolicy(data);
 #endif
-            std::vector<sp<IMemory> > frames;
-            status_t err = getFrameAtIndex(
-                    &frames, frameIndex, numFrames, colorFormat, metaOnly);
-            reply->writeInt32(err);
-            if (OK == err) {
-                reply->writeInt32(frames.size());
-                for (size_t i = 0; i < frames.size(); i++) {
-                    reply->writeStrongBinder(IInterface::asBinder(frames[i]));
-                }
+            sp<IMemory> frame = getFrameAtIndex(index, colorFormat, metaOnly);
+            if (frame != nullptr) {  // Don't send NULL across the binder interface
+                reply->writeInt32(NO_ERROR);
+                reply->writeStrongBinder(IInterface::asBinder(frame));
+            } else {
+                reply->writeInt32(UNKNOWN_ERROR);
             }
 #ifndef DISABLE_GROUP_SCHEDULE_HACK
             restoreSchedPolicy();
diff --git a/media/libmedia/include/media/IMediaMetadataRetriever.h b/media/libmedia/include/media/IMediaMetadataRetriever.h
index c6f422d..28d2192 100644
--- a/media/libmedia/include/media/IMediaMetadataRetriever.h
+++ b/media/libmedia/include/media/IMediaMetadataRetriever.h
@@ -48,9 +48,8 @@
             int index, int colorFormat, bool metaOnly, bool thumbnail) = 0;
     virtual sp<IMemory>     getImageRectAtIndex(
             int index, int colorFormat, int left, int top, int right, int bottom) = 0;
-    virtual status_t        getFrameAtIndex(
-            std::vector<sp<IMemory> > *frames,
-            int frameIndex, int numFrames, int colorFormat, bool metaOnly) = 0;
+    virtual sp<IMemory>     getFrameAtIndex(
+            int index, int colorFormat, bool metaOnly) = 0;
     virtual sp<IMemory>     extractAlbumArt() = 0;
     virtual const char*     extractMetadata(int keyCode) = 0;
 };
diff --git a/media/libmedia/include/media/MediaMetadataRetrieverInterface.h b/media/libmedia/include/media/MediaMetadataRetrieverInterface.h
index 98d300f..37dc401 100644
--- a/media/libmedia/include/media/MediaMetadataRetrieverInterface.h
+++ b/media/libmedia/include/media/MediaMetadataRetrieverInterface.h
@@ -49,9 +49,8 @@
             int index, int colorFormat, bool metaOnly, bool thumbnail) = 0;
     virtual sp<IMemory> getImageRectAtIndex(
             int index, int colorFormat, int left, int top, int right, int bottom) = 0;
-    virtual status_t getFrameAtIndex(
-            std::vector<sp<IMemory> >* frames,
-            int frameIndex, int numFrames, int colorFormat, bool metaOnly) = 0;
+    virtual sp<IMemory> getFrameAtIndex(
+            int frameIndex, int colorFormat, bool metaOnly) = 0;
     virtual MediaAlbumArt* extractAlbumArt() = 0;
     virtual const char* extractMetadata(int keyCode) = 0;
 };
diff --git a/media/libmedia/include/media/mediametadataretriever.h b/media/libmedia/include/media/mediametadataretriever.h
index d29e97d..138a014 100644
--- a/media/libmedia/include/media/mediametadataretriever.h
+++ b/media/libmedia/include/media/mediametadataretriever.h
@@ -98,9 +98,8 @@
             int colorFormat = HAL_PIXEL_FORMAT_RGB_565, bool metaOnly = false, bool thumbnail = false);
     sp<IMemory> getImageRectAtIndex(
             int index, int colorFormat, int left, int top, int right, int bottom);
-    status_t getFrameAtIndex(
-            std::vector<sp<IMemory> > *frames, int frameIndex, int numFrames = 1,
-            int colorFormat = HAL_PIXEL_FORMAT_RGB_565, bool metaOnly = false);
+    sp<IMemory>  getFrameAtIndex(
+            int index, int colorFormat = HAL_PIXEL_FORMAT_RGB_565, bool metaOnly = false);
     sp<IMemory> extractAlbumArt();
     const char* extractMetadata(int keyCode);
 
diff --git a/media/libmedia/mediametadataretriever.cpp b/media/libmedia/mediametadataretriever.cpp
index e61b04d..2ae76b3 100644
--- a/media/libmedia/mediametadataretriever.cpp
+++ b/media/libmedia/mediametadataretriever.cpp
@@ -179,18 +179,16 @@
             index, colorFormat, left, top, right, bottom);
 }
 
-status_t MediaMetadataRetriever::getFrameAtIndex(
-        std::vector<sp<IMemory> > *frames,
-        int frameIndex, int numFrames, int colorFormat, bool metaOnly) {
-    ALOGV("getFrameAtIndex: frameIndex(%d), numFrames(%d), colorFormat(%d) metaOnly(%d)",
-            frameIndex, numFrames, colorFormat, metaOnly);
+sp<IMemory>  MediaMetadataRetriever::getFrameAtIndex(
+        int index, int colorFormat, bool metaOnly) {
+    ALOGV("getFrameAtIndex: index(%d), colorFormat(%d) metaOnly(%d)",
+            index, colorFormat, metaOnly);
     Mutex::Autolock _l(mLock);
     if (mRetriever == 0) {
         ALOGE("retriever is not initialized");
-        return INVALID_OPERATION;
+        return NULL;
     }
-    return mRetriever->getFrameAtIndex(
-            frames, frameIndex, numFrames, colorFormat, metaOnly);
+    return mRetriever->getFrameAtIndex(index, colorFormat, metaOnly);
 }
 
 const char* MediaMetadataRetriever::extractMetadata(int keyCode)
diff --git a/media/libmediaplayerservice/MetadataRetrieverClient.cpp b/media/libmediaplayerservice/MetadataRetrieverClient.cpp
index 40b17bf..4a3c65e 100644
--- a/media/libmediaplayerservice/MetadataRetrieverClient.cpp
+++ b/media/libmediaplayerservice/MetadataRetrieverClient.cpp
@@ -242,31 +242,27 @@
     sp<IMemory> frame = mRetriever->getImageRectAtIndex(
             index, colorFormat, left, top, right, bottom);
     if (frame == NULL) {
-        ALOGE("failed to extract image");
-        return NULL;
+        ALOGE("failed to extract image at index %d", index);
     }
     return frame;
 }
 
-status_t MetadataRetrieverClient::getFrameAtIndex(
-            std::vector<sp<IMemory> > *frames,
-            int frameIndex, int numFrames, int colorFormat, bool metaOnly) {
-    ALOGV("getFrameAtIndex: frameIndex(%d), numFrames(%d), colorFormat(%d), metaOnly(%d)",
-            frameIndex, numFrames, colorFormat, metaOnly);
+sp<IMemory> MetadataRetrieverClient::getFrameAtIndex(
+            int index, int colorFormat, bool metaOnly) {
+    ALOGV("getFrameAtIndex: index(%d), colorFormat(%d), metaOnly(%d)",
+            index, colorFormat, metaOnly);
     Mutex::Autolock lock(mLock);
     Mutex::Autolock glock(sLock);
     if (mRetriever == NULL) {
         ALOGE("retriever is not initialized");
-        return INVALID_OPERATION;
+        return NULL;
     }
 
-    status_t err = mRetriever->getFrameAtIndex(
-            frames, frameIndex, numFrames, colorFormat, metaOnly);
-    if (err != OK) {
-        frames->clear();
-        return err;
+    sp<IMemory> frame = mRetriever->getFrameAtIndex(index, colorFormat, metaOnly);
+    if (frame == NULL) {
+        ALOGE("failed to extract frame at index %d", index);
     }
-    return OK;
+    return frame;
 }
 
 sp<IMemory> MetadataRetrieverClient::extractAlbumArt()
diff --git a/media/libmediaplayerservice/MetadataRetrieverClient.h b/media/libmediaplayerservice/MetadataRetrieverClient.h
index 272d093..8020441 100644
--- a/media/libmediaplayerservice/MetadataRetrieverClient.h
+++ b/media/libmediaplayerservice/MetadataRetrieverClient.h
@@ -56,9 +56,8 @@
             int index, int colorFormat, bool metaOnly, bool thumbnail);
     virtual sp<IMemory>             getImageRectAtIndex(
             int index, int colorFormat, int left, int top, int right, int bottom);
-    virtual status_t getFrameAtIndex(
-                std::vector<sp<IMemory> > *frames,
-                int frameIndex, int numFrames, int colorFormat, bool metaOnly);
+    virtual sp<IMemory>             getFrameAtIndex(
+            int index, int colorFormat, bool metaOnly);
     virtual sp<IMemory>             extractAlbumArt();
     virtual const char*             extractMetadata(int keyCode);
 
diff --git a/media/libstagefright/FrameDecoder.cpp b/media/libstagefright/FrameDecoder.cpp
index 18a6bd8..7c620a0 100644
--- a/media/libstagefright/FrameDecoder.cpp
+++ b/media/libstagefright/FrameDecoder.cpp
@@ -195,14 +195,14 @@
 }
 
 status_t FrameDecoder::init(
-        int64_t frameTimeUs, size_t numFrames, int option, int colorFormat) {
+        int64_t frameTimeUs, int option, int colorFormat) {
     if (!getDstColorFormat(
             (android_pixel_format_t)colorFormat, &mDstFormat, &mDstBpp)) {
         return ERROR_UNSUPPORTED;
     }
 
     sp<AMessage> videoFormat = onGetFormatAndSeekOptions(
-            frameTimeUs, numFrames, option, &mReadOptions);
+            frameTimeUs, option, &mReadOptions);
     if (videoFormat == NULL) {
         ALOGE("video format or seek mode not supported");
         return ERROR_UNSUPPORTED;
@@ -253,19 +253,7 @@
         return NULL;
     }
 
-    return mFrames.size() > 0 ? mFrames[0] : NULL;
-}
-
-status_t FrameDecoder::extractFrames(std::vector<sp<IMemory> >* frames) {
-    status_t err = extractInternal();
-    if (err != OK) {
-        return err;
-    }
-
-    for (size_t i = 0; i < mFrames.size(); i++) {
-        frames->push_back(mFrames[i]);
-    }
-    return OK;
+    return mFrameMemory;
 }
 
 status_t FrameDecoder::extractInternal() {
@@ -404,22 +392,20 @@
         const sp<MetaData> &trackMeta,
         const sp<IMediaSource> &source)
     : FrameDecoder(componentName, trackMeta, source),
+      mFrame(NULL),
       mIsAvcOrHevc(false),
       mSeekMode(MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC),
-      mTargetTimeUs(-1LL),
-      mNumFrames(0),
-      mNumFramesDecoded(0) {
+      mTargetTimeUs(-1LL) {
 }
 
 sp<AMessage> VideoFrameDecoder::onGetFormatAndSeekOptions(
-        int64_t frameTimeUs, size_t numFrames, int seekMode, MediaSource::ReadOptions *options) {
+        int64_t frameTimeUs, int seekMode, MediaSource::ReadOptions *options) {
     mSeekMode = static_cast<MediaSource::ReadOptions::SeekMode>(seekMode);
     if (mSeekMode < MediaSource::ReadOptions::SEEK_PREVIOUS_SYNC ||
             mSeekMode > MediaSource::ReadOptions::SEEK_FRAME_INDEX) {
         ALOGE("Unknown seek mode: %d", mSeekMode);
         return NULL;
     }
-    mNumFrames = numFrames;
 
     const char *mime;
     if (!trackMeta()->findCString(kKeyMIMEType, &mime)) {
@@ -495,7 +481,7 @@
         return OK;
     }
 
-    *done = (++mNumFramesDecoded >= mNumFrames);
+    *done = true;
 
     if (outputFormat == NULL) {
         return ERROR_MALFORMED;
@@ -518,15 +504,18 @@
         crop_bottom = height - 1;
     }
 
-    sp<IMemory> frameMem = allocVideoFrame(
-            trackMeta(),
-            (crop_right - crop_left + 1),
-            (crop_bottom - crop_top + 1),
-            0,
-            0,
-            dstBpp());
-    addFrame(frameMem);
-    VideoFrame* frame = static_cast<VideoFrame*>(frameMem->pointer());
+    if (mFrame == NULL) {
+        sp<IMemory> frameMem = allocVideoFrame(
+                trackMeta(),
+                (crop_right - crop_left + 1),
+                (crop_bottom - crop_top + 1),
+                0,
+                0,
+                dstBpp());
+        mFrame = static_cast<VideoFrame*>(frameMem->pointer());
+
+        setFrame(frameMem);
+    }
 
     ColorConverter converter((OMX_COLOR_FORMATTYPE)srcFormat, dstFormat());
 
@@ -547,8 +536,8 @@
                 (const uint8_t *)videoFrameBuffer->data(),
                 width, height, stride,
                 crop_left, crop_top, crop_right, crop_bottom,
-                frame->getFlattenedData(),
-                frame->mWidth, frame->mHeight, frame->mRowBytes,
+                mFrame->getFlattenedData(),
+                mFrame->mWidth, mFrame->mHeight, mFrame->mRowBytes,
                 crop_left, crop_top, crop_right, crop_bottom);
         return OK;
     }
@@ -577,8 +566,7 @@
 }
 
 sp<AMessage> ImageDecoder::onGetFormatAndSeekOptions(
-        int64_t frameTimeUs, size_t /*numFrames*/,
-        int /*seekMode*/, MediaSource::ReadOptions *options) {
+        int64_t frameTimeUs, int /*seekMode*/, MediaSource::ReadOptions *options) {
     sp<MetaData> overrideMeta;
     if (frameTimeUs < 0) {
         uint32_t type;
@@ -705,7 +693,7 @@
                 trackMeta(), mWidth, mHeight, mTileWidth, mTileHeight, dstBpp());
         mFrame = static_cast<VideoFrame*>(frameMem->pointer());
 
-        addFrame(frameMem);
+        setFrame(frameMem);
     }
 
     int32_t srcFormat;
diff --git a/media/libstagefright/StagefrightMetadataRetriever.cpp b/media/libstagefright/StagefrightMetadataRetriever.cpp
index fa3d372..6f536a9 100644
--- a/media/libstagefright/StagefrightMetadataRetriever.cpp
+++ b/media/libstagefright/StagefrightMetadataRetriever.cpp
@@ -44,7 +44,7 @@
 StagefrightMetadataRetriever::StagefrightMetadataRetriever()
     : mParsedMetaData(false),
       mAlbumArt(NULL),
-      mLastImageIndex(-1) {
+      mLastDecodedIndex(-1) {
     ALOGV("StagefrightMetadataRetriever()");
 }
 
@@ -143,8 +143,8 @@
 
     FrameRect rect = {left, top, right, bottom};
 
-    if (mImageDecoder != NULL && index == mLastImageIndex) {
-        return mImageDecoder->extractFrame(&rect);
+    if (mDecoder != NULL && index == mLastDecodedIndex) {
+        return mDecoder->extractFrame(&rect);
     }
 
     return getImageInternal(
@@ -153,6 +153,8 @@
 
 sp<IMemory> StagefrightMetadataRetriever::getImageInternal(
         int index, int colorFormat, bool metaOnly, bool thumbnail, FrameRect* rect) {
+    mDecoder.clear();
+    mLastDecodedIndex = -1;
 
     if (mExtractor.get() == NULL) {
         ALOGE("no extractor.");
@@ -227,14 +229,14 @@
         const AString &componentName = matchingCodecs[i];
         sp<ImageDecoder> decoder = new ImageDecoder(componentName, trackMeta, source);
         int64_t frameTimeUs = thumbnail ? -1 : 0;
-        if (decoder->init(frameTimeUs, 1 /*numFrames*/, 0 /*option*/, colorFormat) == OK) {
+        if (decoder->init(frameTimeUs, 0 /*option*/, colorFormat) == OK) {
             sp<IMemory> frame = decoder->extractFrame(rect);
 
             if (frame != NULL) {
                 if (rect != NULL) {
                     // keep the decoder if slice decoding
-                    mImageDecoder = decoder;
-                    mLastImageIndex = index;
+                    mDecoder = decoder;
+                    mLastDecodedIndex = index;
                 }
                 return frame;
             }
@@ -242,6 +244,7 @@
         ALOGV("%s failed to extract thumbnail, trying next decoder.", componentName.c_str());
     }
 
+    ALOGE("all codecs failed to extract frame.");
     return NULL;
 }
 
@@ -250,36 +253,40 @@
     ALOGV("getFrameAtTime: %" PRId64 " us option: %d colorFormat: %d, metaOnly: %d",
             timeUs, option, colorFormat, metaOnly);
 
-    sp<IMemory> frame;
-    status_t err = getFrameInternal(
-            timeUs, 1, option, colorFormat, metaOnly, &frame, NULL /*outFrames*/);
-    return (err == OK) ? frame : NULL;
+    return getFrameInternal(timeUs, option, colorFormat, metaOnly);
 }
 
-status_t StagefrightMetadataRetriever::getFrameAtIndex(
-        std::vector<sp<IMemory> >* frames,
-        int frameIndex, int numFrames, int colorFormat, bool metaOnly) {
-    ALOGV("getFrameAtIndex: frameIndex %d, numFrames %d, colorFormat: %d, metaOnly: %d",
-            frameIndex, numFrames, colorFormat, metaOnly);
+sp<IMemory> StagefrightMetadataRetriever::getFrameAtIndex(
+        int frameIndex, int colorFormat, bool metaOnly) {
+    ALOGV("getFrameAtIndex: frameIndex %d, colorFormat: %d, metaOnly: %d",
+            frameIndex, colorFormat, metaOnly);
+    if (mDecoder != NULL && frameIndex == mLastDecodedIndex + 1) {
+        sp<IMemory> frame = mDecoder->extractFrame();
+        if (frame != nullptr) {
+            mLastDecodedIndex = frameIndex;
+        }
+        return frame;
+    }
 
-    return getFrameInternal(
-            frameIndex, numFrames, MediaSource::ReadOptions::SEEK_FRAME_INDEX,
-            colorFormat, metaOnly, NULL /*outFrame*/, frames);
+    return getFrameInternal(frameIndex,
+            MediaSource::ReadOptions::SEEK_FRAME_INDEX, colorFormat, metaOnly);
 }
 
-status_t StagefrightMetadataRetriever::getFrameInternal(
-        int64_t timeUs, int numFrames, int option, int colorFormat, bool metaOnly,
-        sp<IMemory>* outFrame, std::vector<sp<IMemory> >* outFrames) {
+sp<IMemory> StagefrightMetadataRetriever::getFrameInternal(
+        int64_t timeUs, int option, int colorFormat, bool metaOnly) {
+    mDecoder.clear();
+    mLastDecodedIndex = -1;
+
     if (mExtractor.get() == NULL) {
         ALOGE("no extractor.");
-        return NO_INIT;
+        return NULL;
     }
 
     sp<MetaData> fileMeta = mExtractor->getMetaData();
 
     if (fileMeta == NULL) {
         ALOGE("extractor doesn't publish metadata, failed to initialize?");
-        return NO_INIT;
+        return NULL;
     }
 
     size_t n = mExtractor->countTracks();
@@ -300,30 +307,24 @@
 
     if (i == n) {
         ALOGE("no video track found.");
-        return INVALID_OPERATION;
+        return NULL;
     }
 
     sp<MetaData> trackMeta = mExtractor->getTrackMetaData(
             i, MediaExtractor::kIncludeExtensiveMetaData);
     if (!trackMeta) {
-        return UNKNOWN_ERROR;
+        return NULL;
     }
 
     if (metaOnly) {
-        if (outFrame != NULL) {
-            *outFrame = FrameDecoder::getMetadataOnly(trackMeta, colorFormat);
-            if (*outFrame != NULL) {
-                return OK;
-            }
-        }
-        return UNKNOWN_ERROR;
+        return FrameDecoder::getMetadataOnly(trackMeta, colorFormat);
     }
 
     sp<IMediaSource> source = mExtractor->getTrack(i);
 
     if (source.get() == NULL) {
         ALOGV("unable to instantiate video track.");
-        return UNKNOWN_ERROR;
+        return NULL;
     }
 
     const void *data;
@@ -350,24 +351,22 @@
     for (size_t i = 0; i < matchingCodecs.size(); ++i) {
         const AString &componentName = matchingCodecs[i];
         sp<VideoFrameDecoder> decoder = new VideoFrameDecoder(componentName, trackMeta, source);
-        if (decoder->init(timeUs, numFrames, option, colorFormat) == OK) {
-            if (outFrame != NULL) {
-                *outFrame = decoder->extractFrame();
-                if (*outFrame != NULL) {
-                    return OK;
+        if (decoder->init(timeUs, option, colorFormat) == OK) {
+            sp<IMemory> frame = decoder->extractFrame();
+            if (frame != nullptr) {
+                // keep the decoder if seeking by frame index
+                if (option == MediaSource::ReadOptions::SEEK_FRAME_INDEX) {
+                    mDecoder = decoder;
+                    mLastDecodedIndex = timeUs;
                 }
-            } else if (outFrames != NULL) {
-                status_t err = decoder->extractFrames(outFrames);
-                if (err == OK) {
-                    return OK;
-                }
+                return frame;
             }
         }
         ALOGV("%s failed to extract frame, trying next decoder.", componentName.c_str());
     }
 
     ALOGE("all codecs failed to extract frame.");
-    return UNKNOWN_ERROR;
+    return NULL;
 }
 
 MediaAlbumArt *StagefrightMetadataRetriever::extractAlbumArt() {
diff --git a/media/libstagefright/filters/Android.bp b/media/libstagefright/filters/Android.bp
index 7a67e55..b1f62c7 100644
--- a/media/libstagefright/filters/Android.bp
+++ b/media/libstagefright/filters/Android.bp
@@ -8,7 +8,7 @@
         "MediaFilter.cpp",
         "RSFilter.cpp",
         "SaturationFilter.cpp",
-        "saturationARGB.rs",
+        "saturationARGB.rscript",
         "SimpleFilter.cpp",
         "ZeroFilter.cpp",
     ],
diff --git a/media/libstagefright/filters/saturation.rs b/media/libstagefright/filters/saturation.rscript
similarity index 100%
rename from media/libstagefright/filters/saturation.rs
rename to media/libstagefright/filters/saturation.rscript
diff --git a/media/libstagefright/filters/saturationARGB.rs b/media/libstagefright/filters/saturationARGB.rscript
similarity index 100%
rename from media/libstagefright/filters/saturationARGB.rs
rename to media/libstagefright/filters/saturationARGB.rscript
diff --git a/media/libstagefright/include/FrameDecoder.h b/media/libstagefright/include/FrameDecoder.h
index dc58c15..ce37ae8 100644
--- a/media/libstagefright/include/FrameDecoder.h
+++ b/media/libstagefright/include/FrameDecoder.h
@@ -44,13 +44,10 @@
             const sp<MetaData> &trackMeta,
             const sp<IMediaSource> &source);
 
-    status_t init(
-            int64_t frameTimeUs, size_t numFrames, int option, int colorFormat);
+    status_t init(int64_t frameTimeUs, int option, int colorFormat);
 
     sp<IMemory> extractFrame(FrameRect *rect = NULL);
 
-    status_t extractFrames(std::vector<sp<IMemory> >* frames);
-
     static sp<IMemory> getMetadataOnly(
             const sp<MetaData> &trackMeta, int colorFormat, bool thumbnail = false);
 
@@ -59,7 +56,6 @@
 
     virtual sp<AMessage> onGetFormatAndSeekOptions(
             int64_t frameTimeUs,
-            size_t numFrames,
             int seekMode,
             MediaSource::ReadOptions *options) = 0;
 
@@ -80,10 +76,7 @@
     sp<MetaData> trackMeta()     const      { return mTrackMeta; }
     OMX_COLOR_FORMATTYPE dstFormat() const  { return mDstFormat; }
     int32_t dstBpp()             const      { return mDstBpp; }
-
-    void addFrame(const sp<IMemory> &frame) {
-        mFrames.push_back(frame);
-    }
+    void setFrame(const sp<IMemory> &frameMem) { mFrameMemory = frameMem; }
 
 private:
     AString mComponentName;
@@ -91,7 +84,7 @@
     sp<IMediaSource> mSource;
     OMX_COLOR_FORMATTYPE mDstFormat;
     int32_t mDstBpp;
-    std::vector<sp<IMemory> > mFrames;
+    sp<IMemory> mFrameMemory;
     MediaSource::ReadOptions mReadOptions;
     sp<MediaCodec> mDecoder;
     sp<AMessage> mOutputFormat;
@@ -112,7 +105,6 @@
 protected:
     virtual sp<AMessage> onGetFormatAndSeekOptions(
             int64_t frameTimeUs,
-            size_t numFrames,
             int seekMode,
             MediaSource::ReadOptions *options) override;
 
@@ -134,11 +126,10 @@
             bool *done) override;
 
 private:
+    VideoFrame *mFrame;
     bool mIsAvcOrHevc;
     MediaSource::ReadOptions::SeekMode mSeekMode;
     int64_t mTargetTimeUs;
-    size_t mNumFrames;
-    size_t mNumFramesDecoded;
 };
 
 struct ImageDecoder : public FrameDecoder {
@@ -150,7 +141,6 @@
 protected:
     virtual sp<AMessage> onGetFormatAndSeekOptions(
             int64_t frameTimeUs,
-            size_t numFrames,
             int seekMode,
             MediaSource::ReadOptions *options) override;
 
diff --git a/media/libstagefright/include/StagefrightMetadataRetriever.h b/media/libstagefright/include/StagefrightMetadataRetriever.h
index c50677a..ee51290 100644
--- a/media/libstagefright/include/StagefrightMetadataRetriever.h
+++ b/media/libstagefright/include/StagefrightMetadataRetriever.h
@@ -26,7 +26,7 @@
 namespace android {
 
 class DataSource;
-struct ImageDecoder;
+struct FrameDecoder;
 struct FrameRect;
 
 struct StagefrightMetadataRetriever : public MediaMetadataRetrieverBase {
@@ -47,9 +47,8 @@
             int index, int colorFormat, bool metaOnly, bool thumbnail);
     virtual sp<IMemory> getImageRectAtIndex(
             int index, int colorFormat, int left, int top, int right, int bottom);
-    virtual status_t getFrameAtIndex(
-            std::vector<sp<IMemory> >* frames,
-            int frameIndex, int numFrames, int colorFormat, bool metaOnly);
+    virtual sp<IMemory> getFrameAtIndex(
+            int index, int colorFormat, bool metaOnly);
 
     virtual MediaAlbumArt *extractAlbumArt();
     virtual const char *extractMetadata(int keyCode);
@@ -62,17 +61,17 @@
     KeyedVector<int, String8> mMetaData;
     MediaAlbumArt *mAlbumArt;
 
-    sp<ImageDecoder> mImageDecoder;
-    int mLastImageIndex;
+    sp<FrameDecoder> mDecoder;
+    int mLastDecodedIndex;
     void parseMetaData();
     void parseColorAspects(const sp<MetaData>& meta);
     // Delete album art and clear metadata.
     void clearMetadata();
 
-    status_t getFrameInternal(
-            int64_t timeUs, int numFrames, int option, int colorFormat, bool metaOnly,
-            sp<IMemory>* outFrame, std::vector<sp<IMemory> >* outFrames);
-    virtual sp<IMemory> getImageInternal(
+    sp<IMemory> getFrameInternal(
+            int64_t timeUs, int option, int colorFormat, bool metaOnly);
+
+    sp<IMemory> getImageInternal(
             int index, int colorFormat, bool metaOnly, bool thumbnail, FrameRect* rect);
 
     StagefrightMetadataRetriever(const StagefrightMetadataRetriever &);
diff --git a/media/libstagefright/omx/Android.bp b/media/libstagefright/omx/Android.bp
index e260cae..7d03d98 100644
--- a/media/libstagefright/omx/Android.bp
+++ b/media/libstagefright/omx/Android.bp
@@ -72,7 +72,6 @@
         cfi: true,
     },
 
-    compile_multilib: "32",
 }
 
 cc_library_shared {
diff --git a/media/mtp/MtpServer.h b/media/mtp/MtpServer.h
index 1f8799f..8cc9a9a 100644
--- a/media/mtp/MtpServer.h
+++ b/media/mtp/MtpServer.h
@@ -34,8 +34,11 @@
 
 class IMtpDatabase;
 class MtpStorage;
+class MtpMockServer;
 
 class MtpServer {
+    // libFuzzer testing
+    friend class MtpMockServer;
 
 private:
     IMtpDatabase*       mDatabase;
diff --git a/media/ndk/NdkImage.cpp b/media/ndk/NdkImage.cpp
index 1883f63..1145b7b 100644
--- a/media/ndk/NdkImage.cpp
+++ b/media/ndk/NdkImage.cpp
@@ -35,6 +35,7 @@
         int64_t timestamp, int32_t width, int32_t height, int32_t numPlanes) :
         mReader(reader), mFormat(format), mUsage(usage), mBuffer(buffer), mLockedBuffer(nullptr),
         mTimestamp(timestamp), mWidth(width), mHeight(height), mNumPlanes(numPlanes) {
+    LOG_FATAL_IF(reader == nullptr, "AImageReader shouldn't be null while creating AImage");
 }
 
 AImage::~AImage() {
@@ -57,14 +58,9 @@
     if (mIsClosed) {
         return;
     }
-    sp<AImageReader> reader = mReader.promote();
-    if (reader != nullptr) {
-        reader->releaseImageLocked(this, releaseFenceFd);
-    } else if (mBuffer != nullptr) {
-        LOG_ALWAYS_FATAL("%s: parent AImageReader closed without releasing image %p",
-                __FUNCTION__, this);
+    if (!mReader->mIsClosed) {
+        mReader->releaseImageLocked(this, releaseFenceFd);
     }
-
     // Should have been set to nullptr in releaseImageLocked
     // Set to nullptr here for extra safety only
     mBuffer = nullptr;
@@ -83,22 +79,12 @@
 
 void
 AImage::lockReader() const {
-    sp<AImageReader> reader = mReader.promote();
-    if (reader == nullptr) {
-        // Reader has been closed
-        return;
-    }
-    reader->mLock.lock();
+    mReader->mLock.lock();
 }
 
 void
 AImage::unlockReader() const {
-    sp<AImageReader> reader = mReader.promote();
-    if (reader == nullptr) {
-        // Reader has been closed
-        return;
-    }
-    reader->mLock.unlock();
+    mReader->mLock.unlock();
 }
 
 media_status_t
diff --git a/media/ndk/NdkImagePriv.h b/media/ndk/NdkImagePriv.h
index e0f16da..0e8cbcb 100644
--- a/media/ndk/NdkImagePriv.h
+++ b/media/ndk/NdkImagePriv.h
@@ -72,7 +72,7 @@
     uint32_t getJpegSize() const;
 
     // When reader is close, AImage will only accept close API call
-    wp<AImageReader>           mReader;
+    const sp<AImageReader>     mReader;
     const int32_t              mFormat;
     const uint64_t             mUsage;  // AHARDWAREBUFFER_USAGE_* flags.
     BufferItem*                mBuffer;
diff --git a/media/ndk/NdkImageReader.cpp b/media/ndk/NdkImageReader.cpp
index 830f752..c0ceb3d 100644
--- a/media/ndk/NdkImageReader.cpp
+++ b/media/ndk/NdkImageReader.cpp
@@ -272,6 +272,11 @@
       mFrameListener(new FrameListener(this)),
       mBufferRemovedListener(new BufferRemovedListener(this)) {}
 
+AImageReader::~AImageReader() {
+    Mutex::Autolock _l(mLock);
+    LOG_FATAL_IF("AImageReader not closed before destruction", mIsClosed != true);
+}
+
 media_status_t
 AImageReader::init() {
     PublicFormat publicFormat = static_cast<PublicFormat>(mFormat);
@@ -347,8 +352,12 @@
     return AMEDIA_OK;
 }
 
-AImageReader::~AImageReader() {
+void AImageReader::close() {
     Mutex::Autolock _l(mLock);
+    if (mIsClosed) {
+        return;
+    }
+    mIsClosed = true;
     AImageReader_ImageListener nullListener = {nullptr, nullptr};
     setImageListenerLocked(&nullListener);
 
@@ -741,6 +750,7 @@
 void AImageReader_delete(AImageReader* reader) {
     ALOGV("%s", __FUNCTION__);
     if (reader != nullptr) {
+        reader->close();
         reader->decStrong((void*) AImageReader_delete);
     }
     return;
diff --git a/media/ndk/NdkImageReaderPriv.h b/media/ndk/NdkImageReaderPriv.h
index 19bd704..0779a71 100644
--- a/media/ndk/NdkImageReaderPriv.h
+++ b/media/ndk/NdkImageReaderPriv.h
@@ -76,6 +76,7 @@
     int32_t        getHeight()    const { return mHeight; };
     int32_t        getFormat()    const { return mFormat; };
     int32_t        getMaxImages() const { return mMaxImages; };
+    void           close();
 
   private:
 
@@ -165,6 +166,7 @@
     native_handle_t*           mWindowHandle = nullptr;
 
     List<AImage*>              mAcquiredImages;
+    bool                       mIsClosed = false;
 
     Mutex                      mLock;
 };
diff --git a/services/audiopolicy/config/audio_policy_volumes.xml b/services/audiopolicy/config/audio_policy_volumes.xml
index ec64a7c..27bd3ff 100644
--- a/services/audiopolicy/config/audio_policy_volumes.xml
+++ b/services/audiopolicy/config/audio_policy_volumes.xml
@@ -44,7 +44,7 @@
     <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_EXT_MEDIA"
                                              ref="DEFAULT_MEDIA_VOLUME_CURVE"/>
     <volume stream="AUDIO_STREAM_VOICE_CALL" deviceCategory="DEVICE_CATEGORY_HEARING_AID"
-                                             ref="DEFAULT_HEARING_AID_VOLUME_CURVE"/>
+                                             ref="DEFAULT_NON_MUTABLE_HEARING_AID_VOLUME_CURVE"/>
     <volume stream="AUDIO_STREAM_SYSTEM" deviceCategory="DEVICE_CATEGORY_HEADSET">
         <point>1,-3000</point>
         <point>33,-2600</point>
diff --git a/services/audiopolicy/engine/config/Android.bp b/services/audiopolicy/engine/config/Android.bp
index 6e72f2a..885b5fa 100644
--- a/services/audiopolicy/engine/config/Android.bp
+++ b/services/audiopolicy/engine/config/Android.bp
@@ -3,7 +3,6 @@
     export_include_dirs: ["include"],
     include_dirs: [
         "external/libxml2/include",
-        "external/icu/icu4c/source/common",
     ],
     srcs: [
         "src/EngineConfig.cpp",
diff --git a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
index 50016e7..0694584 100644
--- a/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
+++ b/services/audiopolicy/managerdefault/AudioPolicyManager.cpp
@@ -2240,16 +2240,22 @@
         return status;
     }
 
-  // increment activity count before calling getNewInputDevice() below as only active sessions
+    // increment activity count before calling getNewInputDevice() below as only active sessions
     // are considered for device selection
     inputDesc->setClientActive(client, true);
 
     // indicate active capture to sound trigger service if starting capture from a mic on
     // primary HW module
     sp<DeviceDescriptor> device = getNewInputDevice(inputDesc);
-    setInputDevice(input, device, true /* force */);
+    if (device != nullptr) {
+        status = setInputDevice(input, device, true /* force */);
+    } else {
+        ALOGW("%s no new input device can be found for descriptor %d",
+                __FUNCTION__, inputDesc->getId());
+        status = BAD_VALUE;
+    }
 
-    if (inputDesc->activeCount()  == 1) {
+    if (status == NO_ERROR && inputDesc->activeCount() == 1) {
         sp<AudioPolicyMix> policyMix = inputDesc->mPolicyMix.promote();
         // if input maps to a dynamic policy with an activity listener, notify of state change
         if ((policyMix != NULL)
@@ -2280,11 +2286,16 @@
                         address, "remote-submix", AUDIO_FORMAT_DEFAULT);
             }
         }
+    } else if (status != NO_ERROR) {
+        // Restore client activity state.
+        inputDesc->setClientActive(client, false);
+        inputDesc->stop();
     }
 
-    ALOGV("%s input %d source = %d exit", __FUNCTION__, input, client->source());
+    ALOGV("%s input %d source = %d status = %d exit",
+            __FUNCTION__, input, client->source(), status);
 
-    return NO_ERROR;
+    return status;
 }
 
 status_t AudioPolicyManager::stopInput(audio_port_handle_t portId)
@@ -2397,7 +2408,8 @@
     for (size_t i = 0; i < mInputs.size(); i++) {
         const sp<AudioInputDescriptor> input = mInputs.valueAt(i);
         if (input->clientsList().size() == 0
-                || !mAvailableInputDevices.containsAtLeastOne(input->supportedDevices())) {
+                || !mAvailableInputDevices.containsAtLeastOne(input->supportedDevices())
+                || (input->getAudioPort()->getFlags() & AUDIO_INPUT_FLAG_MMAP_NOIRQ) != 0) {
             inputsToClose.push_back(mInputs.keyAt(i));
         } else {
             bool close = false;
@@ -5683,8 +5695,9 @@
     const auto ringVolumeSrc = toVolumeSource(AUDIO_STREAM_RING);
     const auto musicVolumeSrc = toVolumeSource(AUDIO_STREAM_MUSIC);
     const auto alarmVolumeSrc = toVolumeSource(AUDIO_STREAM_ALARM);
+    const auto a11yVolumeSrc = toVolumeSource(AUDIO_STREAM_ACCESSIBILITY);
 
-    if (volumeSource == toVolumeSource(AUDIO_STREAM_ACCESSIBILITY)
+    if (volumeSource == a11yVolumeSrc
             && (AUDIO_MODE_RINGTONE == mEngine->getPhoneState()) &&
             mOutputs.isActive(ringVolumeSrc, 0)) {
         auto &ringCurves = getVolumeCurves(AUDIO_STREAM_RING);
@@ -5701,7 +5714,7 @@
              volumeSource == toVolumeSource(AUDIO_STREAM_NOTIFICATION) ||
              volumeSource == toVolumeSource(AUDIO_STREAM_ENFORCED_AUDIBLE) ||
              volumeSource == toVolumeSource(AUDIO_STREAM_DTMF) ||
-             volumeSource == toVolumeSource(AUDIO_STREAM_ACCESSIBILITY))) {
+             volumeSource == a11yVolumeSrc)) {
         auto &voiceCurves = getVolumeCurves(callVolumeSrc);
         int voiceVolumeIndex = voiceCurves.getVolumeIndex(device);
         const float maxVoiceVolDb =
@@ -5713,7 +5726,9 @@
         // VOICE_CALL stream has minVolumeIndex > 0 : Users cannot set the volume of voice calls to
         // 0. We don't want to cap volume when the system has programmatically muted the voice call
         // stream. See setVolumeCurveIndex() for more information.
-        bool exemptFromCapping = (volumeSource == ringVolumeSrc) && (voiceVolumeIndex == 0);
+        bool exemptFromCapping =
+                ((volumeSource == ringVolumeSrc) || (volumeSource == a11yVolumeSrc))
+                && (voiceVolumeIndex == 0);
         ALOGV_IF(exemptFromCapping, "%s volume source %d at vol=%f not capped", __func__,
                  volumeSource, volumeDb);
         if ((volumeDb > maxVoiceVolDb) && !exemptFromCapping) {