diff --git a/cas/1.0/vts/functional/Android.bp b/cas/1.0/vts/functional/Android.bp
new file mode 100644
index 0000000..d601235
--- /dev/null
+++ b/cas/1.0/vts/functional/Android.bp
@@ -0,0 +1,23 @@
+//
+// Copyright (C) 2017 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.
+//
+
+cc_test {
+    name: "VtsHalCasV1_0TargetTest",
+    defaults: ["VtsHalTargetTestDefaults"],
+    srcs: ["VtsHalCasV1_0TargetTest.cpp"],
+    static_libs: ["android.hardware.cas@1.0"],
+}
+
diff --git a/cas/1.0/vts/functional/VtsHalCasV1_0TargetTest.cpp b/cas/1.0/vts/functional/VtsHalCasV1_0TargetTest.cpp
new file mode 100644
index 0000000..f346bae
--- /dev/null
+++ b/cas/1.0/vts/functional/VtsHalCasV1_0TargetTest.cpp
@@ -0,0 +1,147 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#define LOG_TAG "mediacas_hidl_hal_test"
+
+#include <VtsHalHidlTargetTestBase.h>
+#include <android-base/logging.h>
+#include <android/hardware/cas/1.0/ICas.h>
+#include <android/hardware/cas/1.0/ICasListener.h>
+#include <android/hardware/cas/1.0/IDescramblerBase.h>
+#include <android/hardware/cas/1.0/IMediaCasService.h>
+#include <hidl/HidlSupport.h>
+#include <hidl/HidlTransportSupport.h>
+
+#include <cinttypes>
+#include <utility>
+
+// CA System Ids used for testing
+#define CLEAR_KEY_SYSTEM_ID 0xF6D8
+#define INVALID_SYSTEM_ID 0
+
+using android::Condition;
+using android::hardware::cas::V1_0::ICas;
+using android::hardware::cas::V1_0::ICasListener;
+using android::hardware::cas::V1_0::IDescramblerBase;
+using android::hardware::cas::V1_0::IMediaCasService;
+using android::hardware::cas::V1_0::HidlCasPluginDescriptor;
+using android::hardware::Void;
+using android::hardware::hidl_vec;
+using android::hardware::Return;
+using android::Mutex;
+using android::sp;
+
+namespace {
+
+class MediaCasHidlTest : public ::testing::VtsHalHidlTargetTestBase {
+   public:
+    virtual void SetUp() override {
+        mService = ::testing::VtsHalHidlTargetTestBase::getService<IMediaCasService>();
+        ASSERT_NE(mService, nullptr);
+    }
+
+    sp<IMediaCasService> mService;
+
+   protected:
+    static void description(const std::string& description) {
+        RecordProperty("description", description);
+    }
+};
+
+class MediaCasListener : public ICasListener {
+   public:
+    virtual ::android::hardware::Return<void> onEvent(
+        int32_t event, int32_t arg, const ::android::hardware::hidl_vec<uint8_t>& data) override {
+        ALOGI("Info: received event: %d, arg: %d, size: %zu", event, arg, data.size());
+
+        return Void();
+    }
+};
+
+TEST_F(MediaCasHidlTest, EnumeratePlugins) {
+    description("Test enumerate plugins");
+    hidl_vec<HidlCasPluginDescriptor> descriptors;
+    EXPECT_TRUE(mService
+                    ->enumeratePlugins([&descriptors](
+                        hidl_vec<HidlCasPluginDescriptor> const& desc) { descriptors = desc; })
+                    .isOk());
+
+    if (descriptors.size() == 0) {
+        ALOGW("[   WARN   ] enumeratePlugins list empty");
+        return;
+    }
+
+    sp<MediaCasListener> casListener = new MediaCasListener();
+    for (size_t i = 0; i < descriptors.size(); i++) {
+        int32_t caSystemId = descriptors[i].caSystemId;
+        bool status = mService->isSystemIdSupported(caSystemId);
+        ASSERT_EQ(status, true);
+
+        status = mService->isDescramblerSupported(caSystemId);
+        ASSERT_EQ(status, true);
+
+        sp<ICas> mediaCas = mService->createPlugin(caSystemId, casListener);
+        ASSERT_NE(mediaCas, nullptr);
+
+        sp<IDescramblerBase> descramblerBase = mService->createDescrambler(caSystemId);
+        ASSERT_NE(descramblerBase, nullptr);
+    }
+}
+
+TEST_F(MediaCasHidlTest, TestInvalidSystemIdFails) {
+    description("Test failure for invalid system ID");
+    sp<MediaCasListener> casListener = new MediaCasListener();
+
+    ASSERT_FALSE(mService->isSystemIdSupported(INVALID_SYSTEM_ID));
+    ASSERT_FALSE(mService->isDescramblerSupported(INVALID_SYSTEM_ID));
+
+    sp<ICas> mediaCas = mService->createPlugin(INVALID_SYSTEM_ID, casListener);
+    EXPECT_EQ(mediaCas, nullptr);
+
+    sp<IDescramblerBase> descramblerBase = mService->createDescrambler(INVALID_SYSTEM_ID);
+    EXPECT_EQ(descramblerBase, nullptr);
+}
+
+TEST_F(MediaCasHidlTest, TestClearKeyPluginInstalled) {
+    description("Test if ClearKey plugin is installed");
+    hidl_vec<HidlCasPluginDescriptor> descriptors;
+    EXPECT_TRUE(mService
+                    ->enumeratePlugins([&descriptors](
+                        hidl_vec<HidlCasPluginDescriptor> const& _desc) { descriptors = _desc; })
+                    .isOk());
+
+    if (descriptors.size() == 0) {
+        ALOGW("[   WARN   ] enumeratePlugins list empty");
+    }
+
+    for (size_t i = 0; i < descriptors.size(); i++) {
+        int32_t caSystemId = descriptors[i].caSystemId;
+        if (CLEAR_KEY_SYSTEM_ID == caSystemId) {
+            return;
+        }
+    }
+
+    ASSERT_TRUE(false) << "ClearKey plugin not installed";
+}
+
+}  // anonymous namespace
+
+int main(int argc, char** argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    int status = RUN_ALL_TESTS();
+    LOG(INFO) << "Test result = " << status;
+    return status;
+}
diff --git a/cas/Android.bp b/cas/Android.bp
index 57532a0..8208d3d 100644
--- a/cas/Android.bp
+++ b/cas/Android.bp
@@ -1,6 +1,7 @@
 // This is an autogenerated file, do not edit.
 subdirs = [
     "1.0",
+    "1.0/vts/functional",
     "1.0/default",
     "native/1.0",
 ]
diff --git a/media/omx/1.0/vts/functional/audio/VtsHalMediaOmxV1_0TargetAudioDecTest.cpp b/media/omx/1.0/vts/functional/audio/VtsHalMediaOmxV1_0TargetAudioDecTest.cpp
index 8520757..b8a1634 100644
--- a/media/omx/1.0/vts/functional/audio/VtsHalMediaOmxV1_0TargetAudioDecTest.cpp
+++ b/media/omx/1.0/vts/functional/audio/VtsHalMediaOmxV1_0TargetAudioDecTest.cpp
@@ -171,7 +171,7 @@
             {"mp3", mp3}, {"amrnb", amrnb},       {"amrwb", amrwb},
             {"aac", aac}, {"vorbis", vorbis},     {"opus", opus},
             {"pcm", pcm}, {"g711alaw", g711alaw}, {"g711mlaw", g711mlaw},
-            {"gsm", gsm}, {"raw", raw},
+            {"gsm", gsm}, {"raw", raw},           {"flac", flac},
         };
         const size_t kNumStringToName =
             sizeof(kStringToName) / sizeof(kStringToName[0]);
@@ -204,6 +204,7 @@
             {g711mlaw, OMX_AUDIO_CodingG711},
             {gsm, OMX_AUDIO_CodingGSMFR},
             {raw, OMX_AUDIO_CodingPCM},
+            {flac, OMX_AUDIO_CodingFLAC},
         };
         static const size_t kNumCompToCoding =
             sizeof(kCompToCoding) / sizeof(kCompToCoding[0]);
@@ -219,7 +220,7 @@
         framesReceived = 0;
         timestampUs = 0;
         timestampDevTest = false;
-        if (disableTest) std::cerr << "[          ] Warning !  Test Disabled\n";
+        if (disableTest) std::cout << "[   WARN   ] Test Disabled \n";
     }
 
     virtual void TearDown() override {
@@ -263,9 +264,8 @@
                             EXPECT_EQ(tsHit, true)
                                 << "TimeStamp not recognized";
                         } else {
-                            std::cerr
-                                << "[          ] Warning ! Received non-zero "
-                                   "output / TimeStamp not recognized \n";
+                            std::cout << "[   INFO   ] Received non-zero "
+                                         "output / TimeStamp not recognized \n";
                         }
                     }
                 }
@@ -301,6 +301,7 @@
         g711mlaw,
         gsm,
         raw,
+        flac,
         unknown_comp,
     };
 
@@ -431,6 +432,16 @@
             *nSampleRate = param.nSampleRate;
             break;
         }
+        case OMX_AUDIO_CodingFLAC: {
+            OMX_AUDIO_PARAM_FLACTYPE param;
+            status = getPortParam(omxNode, OMX_IndexParamAudioFlac,
+                                  kPortIndexInput, &param);
+            ASSERT_EQ(status,
+                      ::android::hardware::media::omx::V1_0::Status::OK);
+            *nChannels = param.nChannels;
+            *nSampleRate = param.nSampleRate;
+            break;
+        }
         default:
             ASSERT_TRUE(false);
             break;
@@ -472,6 +483,9 @@
          "bbb_gsm_1ch_8khz_13kbps.info"},
         {AudioDecHidlTest::standardComp::raw, "bbb_raw_1ch_8khz_s32le.raw",
          "bbb_raw_1ch_8khz_s32le.info"},
+        {AudioDecHidlTest::standardComp::flac,
+         "bbb_flac_stereo_680kbps_48000hz.flac",
+         "bbb_flac_stereo_680kbps_48000hz.info"},
     };
 
     for (size_t i = 0; i < sizeof(kCompToURL) / sizeof(kCompToURL[0]); ++i) {
@@ -628,39 +642,16 @@
                    AudioDecHidlTest::standardComp comp, bool signalEOS = true) {
     android::hardware::media::omx::V1_0::Status status;
     Message msg;
-
-    // dispatch output buffers
-    for (size_t i = 0; i < oBuffer->size(); i++) {
-        dispatchOutputBuffer(omxNode, oBuffer, i);
-    }
-    // dispatch input buffers
+    size_t index;
     uint32_t flags = 0;
     int frameID = offset;
-    for (size_t i = 0; (i < iBuffer->size()) && (frameID < (int)Info->size()) &&
-                       (frameID < (offset + range));
-         i++) {
-        char* ipBuffer = static_cast<char*>(
-            static_cast<void*>((*iBuffer)[i].mMemory->getPointer()));
-        ASSERT_LE((*Info)[frameID].bytesCount,
-                  static_cast<int>((*iBuffer)[i].mMemory->getSize()));
-        eleStream.read(ipBuffer, (*Info)[frameID].bytesCount);
-        ASSERT_EQ(eleStream.gcount(), (*Info)[frameID].bytesCount);
-        flags = (*Info)[frameID].flags;
-        if (signalEOS && ((frameID == (int)Info->size() - 1) ||
-                          (frameID == (offset + range - 1))))
-            flags |= OMX_BUFFERFLAG_EOS;
-        dispatchInputBuffer(omxNode, iBuffer, i, (*Info)[frameID].bytesCount,
-                            flags, (*Info)[frameID].timestamp);
-        frameID++;
-    }
-
     int timeOut = TIMEOUT_COUNTER_Q;
     bool iQueued, oQueued;
+
     while (1) {
         iQueued = oQueued = false;
         status =
             observer->dequeueMessage(&msg, DEFAULT_TIMEOUT_Q, iBuffer, oBuffer);
-
         // Port Reconfiguration
         if (status == android::hardware::media::omx::V1_0::Status::OK &&
             msg.type == Message::Type::EVENT) {
@@ -673,7 +664,6 @@
         if (frameID == (int)Info->size() || frameID == (offset + range)) break;
 
         // Dispatch input buffer
-        size_t index = 0;
         if ((index = getEmptyBufferID(iBuffer)) < iBuffer->size()) {
             char* ipBuffer = static_cast<char*>(
                 static_cast<void*>((*iBuffer)[index].mMemory->getPointer()));
@@ -682,6 +672,11 @@
             eleStream.read(ipBuffer, (*Info)[frameID].bytesCount);
             ASSERT_EQ(eleStream.gcount(), (*Info)[frameID].bytesCount);
             flags = (*Info)[frameID].flags;
+            // Indicate to omx core that the buffer contains a full frame worth
+            // of data
+            flags |= OMX_BUFFERFLAG_ENDOFFRAME;
+            // Indicate the omx core that this is the last buffer it needs to
+            // process
             if (signalEOS && ((frameID == (int)Info->size() - 1) ||
                               (frameID == (offset + range - 1))))
                 flags |= OMX_BUFFERFLAG_EOS;
@@ -691,10 +686,12 @@
             frameID++;
             iQueued = true;
         }
+        // Dispatch output buffer
         if ((index = getEmptyBufferID(oBuffer)) < oBuffer->size()) {
             dispatchOutputBuffer(omxNode, oBuffer, index);
             oQueued = true;
         }
+        // Reset Counters when either input or output buffer is dispatched
         if (iQueued || oQueued)
             timeOut = TIMEOUT_COUNTER_Q;
         else
@@ -716,7 +713,7 @@
 }
 
 // port format enumeration
-TEST_F(AudioDecHidlTest, DISABLED_EnumeratePortFormat) {
+TEST_F(AudioDecHidlTest, EnumeratePortFormat) {
     description("Test Component on Mandatory Port Parameters (Port Format)");
     if (disableTest) return;
     android::hardware::media::omx::V1_0::Status status;
@@ -822,11 +819,7 @@
 }
 
 // end of sequence test
-// SPECIAL CASE; Sending Empty input EOS buffer is not supported across all
-// components. For instance soft vorbis and soft opus expects CSD buffers at
-// the start. Disabling this test for now. We shall revisit this at a later
-// stage
-TEST_F(AudioDecHidlTest, DISABLED_EOSTest_M) {
+TEST_F(AudioDecHidlTest, EOSTest_M) {
     description("Test end of stream monkeying");
     if (disableTest) return;
     android::hardware::media::omx::V1_0::Status status;
diff --git a/media/omx/1.0/vts/functional/audio/VtsHalMediaOmxV1_0TargetAudioEncTest.cpp b/media/omx/1.0/vts/functional/audio/VtsHalMediaOmxV1_0TargetAudioEncTest.cpp
index 038830d..dd5f16a 100644
--- a/media/omx/1.0/vts/functional/audio/VtsHalMediaOmxV1_0TargetAudioEncTest.cpp
+++ b/media/omx/1.0/vts/functional/audio/VtsHalMediaOmxV1_0TargetAudioEncTest.cpp
@@ -206,7 +206,7 @@
         }
         if (i == kNumCompToCoding) disableTest = true;
         eosFlag = false;
-        if (disableTest) std::cerr << "[          ] Warning !  Test Disabled\n";
+        if (disableTest) std::cout << "[   WARN   ] Test Disabled \n";
     }
 
     virtual void TearDown() override {
@@ -376,44 +376,25 @@
                    bool signalEOS = true) {
     android::hardware::media::omx::V1_0::Status status;
     Message msg;
-
-    // dispatch output buffers
-    for (size_t i = 0; i < oBuffer->size(); i++) {
-        dispatchOutputBuffer(omxNode, oBuffer, i);
-    }
-    // dispatch input buffers
+    size_t index;
     int bytesCount = samplesPerFrame * nChannels * 2;
     int32_t timestampIncr =
         (int)(((float)samplesPerFrame / nSampleRate) * 1000000);
     uint64_t timestamp = 0;
     uint32_t flags = 0;
-    for (size_t i = 0; i < iBuffer->size() && nFrames != 0; i++) {
-        char* ipBuffer = static_cast<char*>(
-            static_cast<void*>((*iBuffer)[i].mMemory->getPointer()));
-        ASSERT_LE(bytesCount,
-                  static_cast<int>((*iBuffer)[i].mMemory->getSize()));
-        eleStream.read(ipBuffer, bytesCount);
-        if (eleStream.gcount() != bytesCount) break;
-        if (signalEOS && (nFrames == 1)) flags = OMX_BUFFERFLAG_EOS;
-        dispatchInputBuffer(omxNode, iBuffer, i, bytesCount, flags, timestamp);
-        timestamp += timestampIncr;
-        nFrames--;
-    }
-
     int timeOut = TIMEOUT_COUNTER_Q;
     bool iQueued, oQueued;
+
     while (1) {
         iQueued = oQueued = false;
         status =
             observer->dequeueMessage(&msg, DEFAULT_TIMEOUT_Q, iBuffer, oBuffer);
-
         if (status == android::hardware::media::omx::V1_0::Status::OK)
             ASSERT_TRUE(false);
 
         if (nFrames == 0) break;
 
         // Dispatch input buffer
-        size_t index = 0;
         if ((index = getEmptyBufferID(iBuffer)) < iBuffer->size()) {
             char* ipBuffer = static_cast<char*>(
                 static_cast<void*>((*iBuffer)[index].mMemory->getPointer()));
@@ -421,7 +402,8 @@
                       static_cast<int>((*iBuffer)[index].mMemory->getSize()));
             eleStream.read(ipBuffer, bytesCount);
             if (eleStream.gcount() != bytesCount) break;
-            if (signalEOS && (nFrames == 1)) flags = OMX_BUFFERFLAG_EOS;
+            flags = OMX_BUFFERFLAG_ENDOFFRAME;
+            if (signalEOS && (nFrames == 1)) flags |= OMX_BUFFERFLAG_EOS;
             dispatchInputBuffer(omxNode, iBuffer, index, bytesCount, flags,
                                 timestamp);
             timestamp += timestampIncr;
@@ -433,6 +415,7 @@
             dispatchOutputBuffer(omxNode, oBuffer, index);
             oQueued = true;
         }
+        // Reset Counters when either input or output buffer is dispatched
         if (iQueued || oQueued)
             timeOut = TIMEOUT_COUNTER_Q;
         else
@@ -454,7 +437,7 @@
 }
 
 // port format enumeration
-TEST_F(AudioEncHidlTest, DISABLED_EnumeratePortFormat) {
+TEST_F(AudioEncHidlTest, EnumeratePortFormat) {
     description("Test Component on Mandatory Port Parameters (Port Format)");
     if (disableTest) return;
     android::hardware::media::omx::V1_0::Status status;
diff --git a/media/omx/1.0/vts/functional/common/Android.bp b/media/omx/1.0/vts/functional/common/Android.bp
index af55e3a..cdc52fb 100644
--- a/media/omx/1.0/vts/functional/common/Android.bp
+++ b/media/omx/1.0/vts/functional/common/Android.bp
@@ -28,6 +28,7 @@
         "android.hidl.allocator@1.0",
         "android.hidl.memory@1.0",
         "android.hardware.media.omx@1.0",
+        "android.hardware.graphics.allocator@2.0",
     ],
 }
 
@@ -38,6 +39,8 @@
     // Link to these statically as they are not guaranteed to be on the device.
     static_libs: [
         "VtsHalMediaOmxV1_0CommonUtil",
+        "android.hardware.graphics.allocator@2.0",
+        "android.hardware.graphics.mapper@2.0",
         "android.hardware.graphics.bufferqueue@1.0",
         "android.hardware.graphics.common@1.0",
         "android.hardware.media.omx@1.0",
diff --git a/media/omx/1.0/vts/functional/common/media_hidl_test_common.cpp b/media/omx/1.0/vts/functional/common/media_hidl_test_common.cpp
index 1ef645c..9eab10c 100644
--- a/media/omx/1.0/vts/functional/common/media_hidl_test_common.cpp
+++ b/media/omx/1.0/vts/functional/common/media_hidl_test_common.cpp
@@ -22,6 +22,9 @@
 
 #include <android-base/logging.h>
 
+#include <android/hardware/graphics/allocator/2.0/IAllocator.h>
+#include <android/hardware/graphics/mapper/2.0/IMapper.h>
+#include <android/hardware/graphics/mapper/2.0/types.h>
 #include <android/hardware/media/omx/1.0/IOmx.h>
 #include <android/hardware/media/omx/1.0/IOmxNode.h>
 #include <android/hardware/media/omx/1.0/IOmxObserver.h>
@@ -29,7 +32,10 @@
 #include <android/hidl/allocator/1.0/IAllocator.h>
 #include <android/hidl/memory/1.0/IMapper.h>
 #include <android/hidl/memory/1.0/IMemory.h>
+#include <cutils/atomic.h>
 
+using ::android::hardware::graphics::common::V1_0::BufferUsage;
+using ::android::hardware::graphics::common::V1_0::PixelFormat;
 using ::android::hardware::media::omx::V1_0::IOmx;
 using ::android::hardware::media::omx::V1_0::IOmxObserver;
 using ::android::hardware::media::omx::V1_0::IOmxNode;
@@ -186,6 +192,73 @@
     return status;
 }
 
+void allocateGraphicBuffers(sp<IOmxNode> omxNode, OMX_U32 portIndex,
+                            BufferInfo* buffer, uint32_t nFrameWidth,
+                            uint32_t nFrameHeight, int32_t* nStride,
+                            int format) {
+    android::hardware::media::omx::V1_0::Status status;
+    sp<android::hardware::graphics::allocator::V2_0::IAllocator> allocator =
+        android::hardware::graphics::allocator::V2_0::IAllocator::getService();
+    ASSERT_NE(nullptr, allocator.get());
+
+    sp<android::hardware::graphics::mapper::V2_0::IMapper> mapper =
+        android::hardware::graphics::mapper::V2_0::IMapper::getService();
+    ASSERT_NE(mapper.get(), nullptr);
+
+    android::hardware::graphics::mapper::V2_0::IMapper::BufferDescriptorInfo
+        descriptorInfo;
+    uint32_t usage;
+
+    descriptorInfo.width = nFrameWidth;
+    descriptorInfo.height = nFrameHeight;
+    descriptorInfo.layerCount = 1;
+    descriptorInfo.format = static_cast<PixelFormat>(format);
+    descriptorInfo.usage = static_cast<uint64_t>(BufferUsage::CPU_READ_OFTEN);
+    omxNode->getGraphicBufferUsage(
+        portIndex,
+        [&status, &usage](android::hardware::media::omx::V1_0::Status _s,
+                          uint32_t _n1) {
+            status = _s;
+            usage = _n1;
+        });
+    if (status == android::hardware::media::omx::V1_0::Status::OK) {
+        descriptorInfo.usage |= usage;
+    }
+
+    ::android::hardware::hidl_vec<uint32_t> descriptor;
+    android::hardware::graphics::mapper::V2_0::Error error;
+    mapper->createDescriptor(
+        descriptorInfo, [&error, &descriptor](
+                            android::hardware::graphics::mapper::V2_0::Error _s,
+                            ::android::hardware::hidl_vec<uint32_t> _n1) {
+            error = _s;
+            descriptor = _n1;
+        });
+    EXPECT_EQ(error, android::hardware::graphics::mapper::V2_0::Error::NONE);
+
+    static volatile int32_t nextId = 0;
+    uint64_t id = static_cast<uint64_t>(getpid()) << 32;
+    allocator->allocate(
+        descriptor, 1,
+        [&](android::hardware::graphics::mapper::V2_0::Error _s, uint32_t _n1,
+            const ::android::hardware::hidl_vec<
+                ::android::hardware::hidl_handle>& _n2) {
+            ASSERT_EQ(android::hardware::graphics::mapper::V2_0::Error::NONE,
+                      _s);
+            *nStride = _n1;
+            buffer->omxBuffer.nativeHandle = _n2[0];
+            buffer->omxBuffer.attr.anwBuffer.width = nFrameWidth;
+            buffer->omxBuffer.attr.anwBuffer.height = nFrameHeight;
+            buffer->omxBuffer.attr.anwBuffer.stride = _n1;
+            buffer->omxBuffer.attr.anwBuffer.format = descriptorInfo.format;
+            buffer->omxBuffer.attr.anwBuffer.usage = descriptorInfo.usage;
+            buffer->omxBuffer.attr.anwBuffer.layerCount =
+                descriptorInfo.layerCount;
+            buffer->omxBuffer.attr.anwBuffer.id =
+                id | static_cast<uint32_t>(android_atomic_inc(&nextId));
+        });
+}
+
 // allocate buffers needed on a component port
 void allocateBuffer(sp<IOmxNode> omxNode, BufferInfo* buffer, OMX_U32 portIndex,
                     OMX_U32 nBufferSize, PortMode portMode) {
@@ -243,13 +316,32 @@
                 buffer->id = id;
             });
         ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    } else if (portMode == PortMode::PRESET_ANW_BUFFER) {
+        OMX_PARAM_PORTDEFINITIONTYPE portDef;
+        status = getPortParam(omxNode, OMX_IndexParamPortDefinition, portIndex,
+                              &portDef);
+        int32_t nStride;
+        buffer->owner = client;
+        buffer->omxBuffer.type = CodecBuffer::Type::ANW_BUFFER;
+        allocateGraphicBuffers(omxNode, portIndex, buffer,
+                               portDef.format.video.nFrameWidth,
+                               portDef.format.video.nFrameHeight, &nStride,
+                               portDef.format.video.eColorFormat);
+        omxNode->useBuffer(
+            portIndex, buffer->omxBuffer,
+            [&status, &buffer](android::hardware::media::omx::V1_0::Status _s,
+                               uint32_t id) {
+                status = _s;
+                buffer->id = id;
+            });
+        ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
     }
 }
 
 // allocate buffers needed on a component port
 void allocatePortBuffers(sp<IOmxNode> omxNode,
                          android::Vector<BufferInfo>* buffArray,
-                         OMX_U32 portIndex, PortMode portMode) {
+                         OMX_U32 portIndex, PortMode portMode, bool allocGrap) {
     android::hardware::media::omx::V1_0::Status status;
     OMX_PARAM_PORTDEFINITIONTYPE portDef;
 
@@ -263,6 +355,13 @@
         BufferInfo buffer;
         allocateBuffer(omxNode, &buffer, portIndex, portDef.nBufferSize,
                        portMode);
+        if (allocGrap && portMode == PortMode::DYNAMIC_ANW_BUFFER) {
+            int32_t nStride;
+            allocateGraphicBuffers(omxNode, portIndex, &buffer,
+                                   portDef.format.video.nFrameWidth,
+                                   portDef.format.video.nFrameHeight, &nStride,
+                                   portDef.format.video.eColorFormat);
+        }
         buffArray->push(buffer);
     }
 }
@@ -274,7 +373,7 @@
                              android::Vector<BufferInfo>* iBuffer,
                              android::Vector<BufferInfo>* oBuffer,
                              OMX_U32 kPortIndexInput, OMX_U32 kPortIndexOutput,
-                             PortMode* portMode) {
+                             PortMode* portMode, bool allocGrap) {
     android::hardware::media::omx::V1_0::Status status;
     Message msg;
     PortMode defaultPortMode[2], *pm;
@@ -293,14 +392,14 @@
     ASSERT_EQ(status, android::hardware::media::omx::V1_0::Status::TIMED_OUT);
 
     // allocate buffers on input port
-    allocatePortBuffers(omxNode, iBuffer, kPortIndexInput, pm[0]);
+    allocatePortBuffers(omxNode, iBuffer, kPortIndexInput, pm[0], allocGrap);
 
     // Dont switch states until the ports are populated
     status = observer->dequeueMessage(&msg, DEFAULT_TIMEOUT, iBuffer, oBuffer);
     ASSERT_EQ(status, android::hardware::media::omx::V1_0::Status::TIMED_OUT);
 
     // allocate buffers on output port
-    allocatePortBuffers(omxNode, oBuffer, kPortIndexOutput, pm[1]);
+    allocatePortBuffers(omxNode, oBuffer, kPortIndexOutput, pm[1], allocGrap);
 
     // As the ports are populated, check if the state transition is complete
     status = observer->dequeueMessage(&msg, DEFAULT_TIMEOUT, iBuffer, oBuffer);
@@ -440,6 +539,7 @@
             status =
                 omxNode->fillBuffer((*buffArray)[bufferIndex].id, t, fenceNh);
             break;
+        case PortMode::PRESET_ANW_BUFFER:
         case PortMode::PRESET_SECURE_BUFFER:
         case PortMode::PRESET_BYTE_BUFFER:
             t.sharedMemory = android::hardware::hidl_memory();
diff --git a/media/omx/1.0/vts/functional/common/media_hidl_test_common.h b/media/omx/1.0/vts/functional/common/media_hidl_test_common.h
index 94a0194..e23d781 100644
--- a/media/omx/1.0/vts/functional/common/media_hidl_test_common.h
+++ b/media/omx/1.0/vts/functional/common/media_hidl_test_common.h
@@ -133,6 +133,7 @@
                 if (it->type ==
                     android::hardware::media::omx::V1_0::Message::Type::EVENT) {
                     *msg = *it;
+                    if (callBack) callBack(*it, nullptr);
                     it = msgQueue.erase(it);
                     // OMX_EventBufferFlag event is sent when the component has
                     // processed a buffer with its EOS flag set. This event is
@@ -302,13 +303,15 @@
 void allocatePortBuffers(sp<IOmxNode> omxNode,
                          android::Vector<BufferInfo>* buffArray,
                          OMX_U32 portIndex,
-                         PortMode portMode = PortMode::PRESET_BYTE_BUFFER);
+                         PortMode portMode = PortMode::PRESET_BYTE_BUFFER,
+                         bool allocGrap = false);
 
 void changeStateLoadedtoIdle(sp<IOmxNode> omxNode, sp<CodecObserver> observer,
                              android::Vector<BufferInfo>* iBuffer,
                              android::Vector<BufferInfo>* oBuffer,
                              OMX_U32 kPortIndexInput, OMX_U32 kPortIndexOutput,
-                             PortMode* portMode = nullptr);
+                             PortMode* portMode = nullptr,
+                             bool allocGrap = false);
 
 void changeStateIdletoLoaded(sp<IOmxNode> omxNode, sp<CodecObserver> observer,
                              android::Vector<BufferInfo>* iBuffer,
diff --git a/media/omx/1.0/vts/functional/component/VtsHalMediaOmxV1_0TargetComponentTest.cpp b/media/omx/1.0/vts/functional/component/VtsHalMediaOmxV1_0TargetComponentTest.cpp
index 2ec86b2..d7c731f 100644
--- a/media/omx/1.0/vts/functional/component/VtsHalMediaOmxV1_0TargetComponentTest.cpp
+++ b/media/omx/1.0/vts/functional/component/VtsHalMediaOmxV1_0TargetComponentTest.cpp
@@ -181,7 +181,7 @@
                             strlen(gEnv->getComponent().c_str()) - suffixLen,
                         ".secure");
         }
-        if (disableTest) std::cerr << "[          ] Warning !  Test Disabled\n";
+        if (disableTest) std::cout << "[   WARN   ] Test Disabled \n";
     }
 
     virtual void TearDown() override {
@@ -290,7 +290,7 @@
 }
 
 // port format enumeration
-TEST_F(ComponentHidlTest, DISABLED_EnumeratePortFormat) {
+TEST_F(ComponentHidlTest, EnumeratePortFormat) {
     description("Test Component on Mandatory Port Parameters (Port Format)");
     if (disableTest) return;
     android::hardware::media::omx::V1_0::Status status;
@@ -397,14 +397,44 @@
             EXPECT_NE(status,
                       ::android::hardware::media::omx::V1_0::Status::OK);
 
-            // Edit Read-Only fields.
+            // Port Direction - Read Only
             portDef = mirror;
             portDef.eDir = static_cast<OMX_DIRTYPE>(RANDOM_INDEX);
             setPortParam(omxNode, OMX_IndexParamPortDefinition, i, &portDef);
             getPortParam(omxNode, OMX_IndexParamPortDefinition, i, &portDef);
-            EXPECT_EQ(portDef.eDir, mirror.eDir);
+            if (portDef.eDir != mirror.eDir) {
+                std::cerr << "[   ERROR   ] port direction has to be read only "
+                             "but is changeable \n";
+            }
             setPortParam(omxNode, OMX_IndexParamPortDefinition, i, &mirror);
 
+            // Port Min BufferCount - Read Only
+            portDef = mirror;
+            portDef.nBufferCountMin += 1;
+            setPortParam(omxNode, OMX_IndexParamPortDefinition, i, &portDef);
+            getPortParam(omxNode, OMX_IndexParamPortDefinition, i, &portDef);
+            if (portDef.nBufferCountMin != mirror.nBufferCountMin) {
+                std::cerr << "[   ERROR   ] port Min BufferCount has to be "
+                             "read only  but is changeable \n";
+            }
+            EXPECT_EQ(portDef.nBufferCountMin, mirror.nBufferCountMin);
+            setPortParam(omxNode, OMX_IndexParamPortDefinition, i, &mirror);
+
+            // Port Actual BufferCount
+            portDef = mirror;
+            portDef.nBufferCountActual += 1;
+            status = setPortParam(omxNode, OMX_IndexParamPortDefinition, i,
+                                  &portDef);
+            if (status == ::android::hardware::media::omx::V1_0::Status::OK) {
+                status = getPortParam(omxNode, OMX_IndexParamPortDefinition, i,
+                                      &portDef);
+                EXPECT_EQ(portDef.nBufferCountActual,
+                          mirror.nBufferCountActual + 1);
+            }
+
+            // Port BufferSize is although read only as per OMX-IL 1.2, android
+            // doesnt abide by this.
+            // Decrease buffer size
             portDef = mirror;
             OMX_U32 nBufferSize = portDef.nBufferSize >> 1;
             if (nBufferSize != 0) {
@@ -428,43 +458,21 @@
                 (compClass == video_decoder && i == kPortIndexInput)) {
                 double dev = (portDef.nBufferSize / (double)nBufferSize);
                 dev -= 1;
-                if (dev < 0 || dev > 0.1) EXPECT_TRUE(false);
+                if (dev < 0 || dev > 0.1) {
+                    std::cerr << "[   ERROR   ] port buffer size deviation "
+                                 "larger than expected \n";
+                }
             } else {
                 EXPECT_EQ(portDef.nBufferSize, mirror.nBufferSize);
             }
             setPortParam(omxNode, OMX_IndexParamPortDefinition, i, &mirror);
 
-            portDef = mirror;
-            portDef.nBufferCountMin += 1;
-            setPortParam(omxNode, OMX_IndexParamPortDefinition, i, &portDef);
-            getPortParam(omxNode, OMX_IndexParamPortDefinition, i, &portDef);
-            EXPECT_EQ(portDef.nBufferCountMin, mirror.nBufferCountMin);
-            setPortParam(omxNode, OMX_IndexParamPortDefinition, i, &mirror);
-
-            portDef = mirror;
-            portDef.nBufferCountActual += 1;
-            status = setPortParam(omxNode, OMX_IndexParamPortDefinition, i,
-                                  &portDef);
-            if (status == ::android::hardware::media::omx::V1_0::Status::OK) {
-                status = getPortParam(omxNode, OMX_IndexParamPortDefinition, i,
-                                      &portDef);
-                EXPECT_EQ(portDef.nBufferCountActual,
-                          mirror.nBufferCountActual + 1);
-            }
-
+            // Increase buffer size
             portDef = mirror;
             portDef.nBufferSize = mirror.nBufferSize << 1;
-            status = setPortParam(omxNode, OMX_IndexParamPortDefinition, i,
-                                  &portDef);
-            if (status == ::android::hardware::media::omx::V1_0::Status::OK) {
-                status = getPortParam(omxNode, OMX_IndexParamPortDefinition, i,
-                                      &portDef);
-                if (portDef.nBufferSize != mirror.nBufferSize) {
-                    std::cout
-                        << "[          ] Warning ! Component input port does "
-                           "not  preserve Read-Only fields \n";
-                }
-            }
+            setPortParam(omxNode, OMX_IndexParamPortDefinition, i, &portDef);
+            getPortParam(omxNode, OMX_IndexParamPortDefinition, i, &portDef);
+            EXPECT_EQ(portDef.nBufferSize, (mirror.nBufferSize << 1));
         }
     }
 }
@@ -583,6 +591,109 @@
                             kPortIndexInput, kPortIndexOutput);
 }
 
+// Flush test - monkeying
+TEST_F(ComponentHidlTest, Flush_M) {
+    description("Test Flush monkeying");
+    if (disableTest) return;
+    android::hardware::media::omx::V1_0::Status status;
+    uint32_t kPortIndexInput = 0, kPortIndexOutput = 1;
+    Message msg;
+
+    status = setRole(omxNode, gEnv->getRole().c_str());
+    ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    OMX_PORT_PARAM_TYPE params;
+    if (compClass == audio_decoder || compClass == audio_encoder) {
+        status = getParam(omxNode, OMX_IndexParamAudioInit, &params);
+    } else {
+        status = getParam(omxNode, OMX_IndexParamVideoInit, &params);
+    }
+    if (status == ::android::hardware::media::omx::V1_0::Status::OK) {
+        ASSERT_EQ(params.nPorts, 2U);
+        kPortIndexInput = params.nStartPortNumber;
+        kPortIndexOutput = kPortIndexInput + 1;
+    }
+
+    android::Vector<BufferInfo> iBuffer, oBuffer;
+
+    // set port mode
+    PortMode portMode[2];
+    initPortMode(portMode, isSecure, compClass);
+    status = omxNode->setPortMode(kPortIndexInput, portMode[0]);
+    EXPECT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    status = omxNode->setPortMode(kPortIndexOutput, portMode[1]);
+    EXPECT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+
+    //    // Flush all ports ; receive error OMX_ErrorIncorrectStateOperation
+    //    status = omxNode->sendCommand(toRawCommandType(OMX_CommandFlush),
+    //    OMX_ALL);
+    //    ASSERT_NE(status, android::hardware::media::omx::V1_0::Status::OK);
+
+    // set state to idle
+    changeStateLoadedtoIdle(omxNode, observer, &iBuffer, &oBuffer,
+                            kPortIndexInput, kPortIndexOutput, portMode);
+
+    //    // Flush all ports ; receive error OMX_ErrorIncorrectStateOperation
+    //    status = omxNode->sendCommand(toRawCommandType(OMX_CommandFlush),
+    //    OMX_ALL);
+    //    ASSERT_NE(status, android::hardware::media::omx::V1_0::Status::OK);
+
+    // set state to executing
+    changeStateIdletoExecute(omxNode, observer);
+    // dispatch buffers
+    for (size_t i = 0; i < oBuffer.size(); i++) {
+        dispatchOutputBuffer(omxNode, &oBuffer, i, portMode[1]);
+    }
+
+    //    // flush invalid port, expecting OMX_ErrorBadPortIndex
+    //    status = omxNode->sendCommand(toRawCommandType(OMX_CommandFlush),
+    //                                  RANDOM_INDEX);
+    //    ASSERT_NE(status, android::hardware::media::omx::V1_0::Status::OK);
+
+    // Flush all ports
+    status = omxNode->sendCommand(toRawCommandType(OMX_CommandFlush), OMX_ALL);
+    ASSERT_EQ(status, android::hardware::media::omx::V1_0::Status::OK);
+
+    for (int j = 0; j < 2; j++) {
+        status = observer->dequeueMessage(&msg, DEFAULT_TIMEOUT_PE, &iBuffer,
+                                          &oBuffer);
+        ASSERT_EQ(status, android::hardware::media::omx::V1_0::Status::OK);
+        ASSERT_EQ(msg.type, Message::Type::EVENT);
+        ASSERT_EQ(msg.data.eventData.event, OMX_EventCmdComplete);
+        ASSERT_EQ(msg.data.eventData.data1, OMX_CommandFlush);
+        if (msg.data.eventData.data2 == kPortIndexInput) {
+            // test if client got all its buffers back
+            for (size_t i = 0; i < iBuffer.size(); ++i) {
+                EXPECT_EQ(iBuffer[i].owner, client);
+            }
+        } else if (msg.data.eventData.data2 == kPortIndexOutput) {
+            // test if client got all its buffers back
+            for (size_t i = 0; i < oBuffer.size(); ++i) {
+                EXPECT_EQ(oBuffer[i].owner, client);
+            }
+        } else {
+            EXPECT_TRUE(false) << "Bad port Index";
+        }
+    }
+
+    // SPECIAL CASE: When OMX_ALL is used as argument, Android OMX Core sends
+    // an additional flush event with argument OMX_ALL. This we believe is
+    // not recognized by OMX-IL Spec. So read this event and ignore it
+    status =
+        observer->dequeueMessage(&msg, DEFAULT_TIMEOUT_PE, &iBuffer, &oBuffer);
+    if (status == android::hardware::media::omx::V1_0::Status::OK) {
+        ASSERT_EQ(msg.type, Message::Type::EVENT);
+        ASSERT_EQ(msg.data.eventData.event, OMX_EventCmdComplete);
+        ASSERT_EQ(msg.data.eventData.data1, OMX_CommandFlush);
+        ASSERT_EQ(msg.data.eventData.data2, OMX_ALL);
+    }
+
+    // set state to idle
+    changeStateExecutetoIdle(omxNode, observer, &iBuffer, &oBuffer);
+    // set state to loaded
+    changeStateIdletoLoaded(omxNode, observer, &iBuffer, &oBuffer,
+                            kPortIndexInput, kPortIndexOutput);
+}
+
 // test port mode configuration when the component is in various states
 TEST_F(ComponentHidlTest, PortModeConfig) {
     description("Test Port Mode Configuration");
diff --git a/media/omx/1.0/vts/functional/video/Android.bp b/media/omx/1.0/vts/functional/video/Android.bp
index e251a15..f0da2b3 100644
--- a/media/omx/1.0/vts/functional/video/Android.bp
+++ b/media/omx/1.0/vts/functional/video/Android.bp
@@ -21,10 +21,6 @@
         "VtsHalMediaOmxV1_0TargetVideoDecTest.cpp",
         "media_video_hidl_test_common.cpp"
     ],
-    static_libs: [
-        "android.hardware.graphics.allocator@2.0",
-        "android.hardware.graphics.mapper@2.0",
-    ],
 }
 
 cc_test {
@@ -36,6 +32,5 @@
     ],
     static_libs: [
         "libnativewindow",
-        "android.hardware.graphics.mapper@2.0",
     ],
 }
diff --git a/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoDecTest.cpp b/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoDecTest.cpp
index a5b5524..6b01285 100644
--- a/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoDecTest.cpp
+++ b/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoDecTest.cpp
@@ -17,9 +17,6 @@
 #define LOG_TAG "media_omx_hidl_video_dec_test"
 #include <android-base/logging.h>
 
-#include <android/hardware/graphics/allocator/2.0/IAllocator.h>
-#include <android/hardware/graphics/mapper/2.0/IMapper.h>
-#include <android/hardware/graphics/mapper/2.0/types.h>
 #include <android/hardware/media/omx/1.0/IOmx.h>
 #include <android/hardware/media/omx/1.0/IOmxNode.h>
 #include <android/hardware/media/omx/1.0/IOmxObserver.h>
@@ -27,10 +24,7 @@
 #include <android/hidl/allocator/1.0/IAllocator.h>
 #include <android/hidl/memory/1.0/IMapper.h>
 #include <android/hidl/memory/1.0/IMemory.h>
-#include <cutils/atomic.h>
 
-using ::android::hardware::graphics::common::V1_0::BufferUsage;
-using ::android::hardware::graphics::common::V1_0::PixelFormat;
 using ::android::hardware::media::omx::V1_0::IOmx;
 using ::android::hardware::media::omx::V1_0::IOmxObserver;
 using ::android::hardware::media::omx::V1_0::IOmxNode;
@@ -219,6 +213,7 @@
         timestampUs = 0;
         timestampDevTest = false;
         isSecure = false;
+        portSettingsChange = false;
         size_t suffixLen = strlen(".secure");
         if (strlen(gEnv->getComponent().c_str()) >= suffixLen) {
             isSecure =
@@ -227,7 +222,7 @@
                         ".secure");
         }
         if (isSecure) disableTest = true;
-        if (disableTest) std::cout << "[          ] Warning !  Test Disabled\n";
+        if (disableTest) std::cout << "[   WARN   ] Test Disabled \n";
     }
 
     virtual void TearDown() override {
@@ -271,9 +266,8 @@
                             EXPECT_EQ(tsHit, true)
                                 << "TimeStamp not recognized";
                         } else {
-                            std::cout
-                                << "[          ] Warning ! Received non-zero "
-                                   "output / TimeStamp not recognized \n";
+                            std::cout << "[   INFO   ] Received non-zero "
+                                         "output / TimeStamp not recognized \n";
                         }
                     }
                 }
@@ -295,6 +289,13 @@
                 }
 #endif
             }
+        } else if (msg.type == Message::Type::EVENT) {
+            if (msg.data.eventData.event == OMX_EventPortSettingsChanged) {
+                if ((msg.data.eventData.data2 == OMX_IndexParamPortDefinition ||
+                     msg.data.eventData.data2 == 0)) {
+                    portSettingsChange = true;
+                }
+            }
         }
     }
 
@@ -322,6 +323,7 @@
     ::android::List<uint64_t> timestampUslist;
     bool timestampDevTest;
     bool isSecure;
+    bool portSettingsChange;
 
    protected:
     static void description(const std::string& description) {
@@ -369,122 +371,61 @@
     }
 }
 
+// number of elementary streams per component
+#define STREAM_COUNT 2
 // LookUpTable of clips and metadata for component testing
 void GetURLForComponent(VideoDecHidlTest::standardComp comp, char* mURL,
-                        char* info) {
+                        char* info, size_t streamIndex = 1) {
     struct CompToURL {
         VideoDecHidlTest::standardComp comp;
-        const char* mURL;
-        const char* info;
+        const char mURL[STREAM_COUNT][512];
+        const char info[STREAM_COUNT][512];
     };
+    ASSERT_TRUE(streamIndex < STREAM_COUNT);
+
     static const CompToURL kCompToURL[] = {
         {VideoDecHidlTest::standardComp::avc,
-         "bbb_avc_1920x1080_5000kbps_30fps.h264",
-         "bbb_avc_1920x1080_5000kbps_30fps.info"},
+         {"bbb_avc_176x144_300kbps_60fps.h264",
+          "bbb_avc_1920x1080_5000kbps_30fps.h264"},
+         {"bbb_avc_176x144_300kbps_60fps.info",
+          "bbb_avc_1920x1080_5000kbps_30fps.info"}},
         {VideoDecHidlTest::standardComp::hevc,
-         "bbb_hevc_640x360_1600kbps_30fps.hevc",
-         "bbb_hevc_640x360_1600kbps_30fps.info"},
+         {"bbb_hevc_176x144_176kbps_60fps.hevc",
+          "bbb_hevc_640x360_1600kbps_30fps.hevc"},
+         {"bbb_hevc_176x144_176kbps_60fps.info",
+          "bbb_hevc_640x360_1600kbps_30fps.info"}},
         {VideoDecHidlTest::standardComp::mpeg2,
-         "bbb_mpeg2_176x144_105kbps_25fps.m2v",
-         "bbb_mpeg2_176x144_105kbps_25fps.info"},
+         {"bbb_mpeg2_176x144_105kbps_25fps.m2v",
+          "bbb_mpeg2_352x288_1mbps_60fps.m2v"},
+         {"bbb_mpeg2_176x144_105kbps_25fps.info",
+          "bbb_mpeg2_352x288_1mbps_60fps.info"}},
         {VideoDecHidlTest::standardComp::h263,
-         "bbb_h263_352x288_300kbps_12fps.h263",
-         "bbb_h263_352x288_300kbps_12fps.info"},
+         {"", "bbb_h263_352x288_300kbps_12fps.h263"},
+         {"", "bbb_h263_352x288_300kbps_12fps.info"}},
         {VideoDecHidlTest::standardComp::mpeg4,
-         "bbb_mpeg4_1280x720_1000kbps_25fps.m4v",
-         "bbb_mpeg4_1280x720_1000kbps_25fps.info"},
-        {VideoDecHidlTest::standardComp::vp8, "bbb_vp8_640x360_2mbps_30fps.vp8",
-         "bbb_vp8_640x360_2mbps_30fps.info"},
+         {"", "bbb_mpeg4_1280x720_1000kbps_25fps.m4v"},
+         {"", "bbb_mpeg4_1280x720_1000kbps_25fps.info"}},
+        {VideoDecHidlTest::standardComp::vp8,
+         {"bbb_vp8_176x144_240kbps_60fps.vp8",
+          "bbb_vp8_640x360_2mbps_30fps.vp8"},
+         {"bbb_vp8_176x144_240kbps_60fps.info",
+          "bbb_vp8_640x360_2mbps_30fps.info"}},
         {VideoDecHidlTest::standardComp::vp9,
-         "bbb_vp9_640x360_1600kbps_30fps.vp9",
-         "bbb_vp9_640x360_1600kbps_30fps.info"},
+         {"bbb_vp9_176x144_285kbps_60fps.vp9",
+          "bbb_vp9_640x360_1600kbps_30fps.vp9"},
+         {"bbb_vp9_176x144_285kbps_60fps.info",
+          "bbb_vp9_640x360_1600kbps_30fps.info"}},
     };
 
     for (size_t i = 0; i < sizeof(kCompToURL) / sizeof(kCompToURL[0]); ++i) {
         if (kCompToURL[i].comp == comp) {
-            strcat(mURL, kCompToURL[i].mURL);
-            strcat(info, kCompToURL[i].info);
+            strcat(mURL, kCompToURL[i].mURL[streamIndex]);
+            strcat(info, kCompToURL[i].info[streamIndex]);
             return;
         }
     }
 }
 
-void allocateGraphicBuffers(sp<IOmxNode> omxNode, OMX_U32 portIndex,
-                            android::Vector<BufferInfo>* buffArray,
-                            uint32_t nFrameWidth, uint32_t nFrameHeight,
-                            int32_t* nStride, int format, uint32_t count) {
-    android::hardware::media::omx::V1_0::Status status;
-    sp<android::hardware::graphics::allocator::V2_0::IAllocator> allocator =
-        android::hardware::graphics::allocator::V2_0::IAllocator::getService();
-    ASSERT_NE(nullptr, allocator.get());
-
-    sp<android::hardware::graphics::mapper::V2_0::IMapper> mapper =
-        android::hardware::graphics::mapper::V2_0::IMapper::getService();
-    ASSERT_NE(mapper.get(), nullptr);
-
-    android::hardware::graphics::mapper::V2_0::IMapper::BufferDescriptorInfo
-        descriptorInfo;
-    uint32_t usage;
-
-    descriptorInfo.width = nFrameWidth;
-    descriptorInfo.height = nFrameHeight;
-    descriptorInfo.layerCount = 1;
-    descriptorInfo.format = static_cast<PixelFormat>(format);
-    descriptorInfo.usage = static_cast<uint64_t>(BufferUsage::CPU_READ_OFTEN);
-    omxNode->getGraphicBufferUsage(
-        portIndex,
-        [&status, &usage](android::hardware::media::omx::V1_0::Status _s,
-                          uint32_t _n1) {
-            status = _s;
-            usage = _n1;
-        });
-    if (status == android::hardware::media::omx::V1_0::Status::OK) {
-        descriptorInfo.usage |= usage;
-    }
-
-    ::android::hardware::hidl_vec<uint32_t> descriptor;
-    android::hardware::graphics::mapper::V2_0::Error error;
-    mapper->createDescriptor(
-        descriptorInfo, [&error, &descriptor](
-                            android::hardware::graphics::mapper::V2_0::Error _s,
-                            ::android::hardware::hidl_vec<uint32_t> _n1) {
-            error = _s;
-            descriptor = _n1;
-        });
-    EXPECT_EQ(error, android::hardware::graphics::mapper::V2_0::Error::NONE);
-
-    EXPECT_EQ(buffArray->size(), count);
-
-    static volatile int32_t nextId = 0;
-    uint64_t id = static_cast<uint64_t>(getpid()) << 32;
-    allocator->allocate(
-        descriptor, count,
-        [&](android::hardware::graphics::mapper::V2_0::Error _s, uint32_t _n1,
-            const ::android::hardware::hidl_vec<
-                ::android::hardware::hidl_handle>& _n2) {
-            ASSERT_EQ(android::hardware::graphics::mapper::V2_0::Error::NONE,
-                      _s);
-            *nStride = _n1;
-            ASSERT_EQ(count, _n2.size());
-            for (uint32_t i = 0; i < count; i++) {
-                buffArray->editItemAt(i).omxBuffer.nativeHandle = _n2[i];
-                buffArray->editItemAt(i).omxBuffer.attr.anwBuffer.width =
-                    nFrameWidth;
-                buffArray->editItemAt(i).omxBuffer.attr.anwBuffer.height =
-                    nFrameHeight;
-                buffArray->editItemAt(i).omxBuffer.attr.anwBuffer.stride = _n1;
-                buffArray->editItemAt(i).omxBuffer.attr.anwBuffer.format =
-                    descriptorInfo.format;
-                buffArray->editItemAt(i).omxBuffer.attr.anwBuffer.usage =
-                    descriptorInfo.usage;
-                buffArray->editItemAt(i).omxBuffer.attr.anwBuffer.layerCount =
-                    descriptorInfo.layerCount;
-                buffArray->editItemAt(i).omxBuffer.attr.anwBuffer.id =
-                    id | static_cast<uint32_t>(android_atomic_inc(&nextId));
-            }
-        });
-}
-
 // port settings reconfiguration during runtime. reconfigures frame dimensions
 void portReconfiguration(sp<IOmxNode> omxNode, sp<CodecObserver> observer,
                          android::Vector<BufferInfo>* iBuffer,
@@ -568,22 +509,7 @@
                     android::hardware::media::omx::V1_0::Status::TIMED_OUT);
 
                 allocatePortBuffers(omxNode, oBuffer, kPortIndexOutput,
-                                    oPortMode);
-                if (oPortMode != PortMode::PRESET_BYTE_BUFFER) {
-                    OMX_PARAM_PORTDEFINITIONTYPE portDef;
-
-                    status = getPortParam(omxNode, OMX_IndexParamPortDefinition,
-                                          kPortIndexOutput, &portDef);
-                    ASSERT_EQ(
-                        status,
-                        ::android::hardware::media::omx::V1_0::Status::OK);
-                    allocateGraphicBuffers(omxNode, kPortIndexOutput, oBuffer,
-                                           portDef.format.video.nFrameWidth,
-                                           portDef.format.video.nFrameHeight,
-                                           &portDef.format.video.nStride,
-                                           portDef.format.video.eColorFormat,
-                                           portDef.nBufferCountActual);
-                }
+                                    oPortMode, true);
                 status = observer->dequeueMessage(&msg, DEFAULT_TIMEOUT,
                                                   iBuffer, oBuffer);
                 ASSERT_EQ(status,
@@ -611,14 +537,14 @@
             }
         } else if (msg.data.eventData.data2 ==
                    OMX_IndexConfigCommonOutputCrop) {
-            std::cout << "[          ] Warning ! OMX_EventPortSettingsChanged/ "
+            std::cout << "[   INFO   ] OMX_EventPortSettingsChanged/ "
                          "OMX_IndexConfigCommonOutputCrop not handled \n";
         } else if (msg.data.eventData.data2 == OMX_IndexVendorStartUnused + 3) {
-            std::cout << "[          ] Warning ! OMX_EventPortSettingsChanged/ "
+            std::cout << "[   INFO   ] OMX_EventPortSettingsChanged/ "
                          "kDescribeColorAspectsIndex not handled \n";
         }
     } else if (msg.data.eventData.event == OMX_EventError) {
-        std::cout << "[          ] Warning ! OMX_EventError/ "
+        std::cerr << "[   ERROR   ] OMX_EventError/ "
                      "Decode Frame Call might be failed \n";
         return;
     } else {
@@ -674,39 +600,16 @@
                    bool signalEOS = true) {
     android::hardware::media::omx::V1_0::Status status;
     Message msg;
-
-    // dispatch output buffers
-    for (size_t i = 0; i < oBuffer->size(); i++) {
-        dispatchOutputBuffer(omxNode, oBuffer, i, oPortMode);
-    }
-    // dispatch input buffers
+    size_t index;
     uint32_t flags = 0;
     int frameID = offset;
-    for (size_t i = 0; (i < iBuffer->size()) && (frameID < (int)Info->size()) &&
-                       (frameID < (offset + range));
-         i++) {
-        char* ipBuffer = static_cast<char*>(
-            static_cast<void*>((*iBuffer)[i].mMemory->getPointer()));
-        ASSERT_LE((*Info)[frameID].bytesCount,
-                  static_cast<int>((*iBuffer)[i].mMemory->getSize()));
-        eleStream.read(ipBuffer, (*Info)[frameID].bytesCount);
-        ASSERT_EQ(eleStream.gcount(), (*Info)[frameID].bytesCount);
-        flags = (*Info)[frameID].flags;
-        if (signalEOS && ((frameID == (int)Info->size() - 1) ||
-                          (frameID == (offset + range - 1))))
-            flags |= OMX_BUFFERFLAG_EOS;
-        dispatchInputBuffer(omxNode, iBuffer, i, (*Info)[frameID].bytesCount,
-                            flags, (*Info)[frameID].timestamp);
-        frameID++;
-    }
-
     int timeOut = TIMEOUT_COUNTER_Q;
     bool iQueued, oQueued;
+
     while (1) {
         iQueued = oQueued = false;
         status =
             observer->dequeueMessage(&msg, DEFAULT_TIMEOUT_Q, iBuffer, oBuffer);
-
         // Port Reconfiguration
         if (status == android::hardware::media::omx::V1_0::Status::OK &&
             msg.type == Message::Type::EVENT) {
@@ -718,7 +621,6 @@
         if (frameID == (int)Info->size() || frameID == (offset + range)) break;
 
         // Dispatch input buffer
-        size_t index = 0;
         if ((index = getEmptyBufferID(iBuffer)) < iBuffer->size()) {
             char* ipBuffer = static_cast<char*>(
                 static_cast<void*>((*iBuffer)[index].mMemory->getPointer()));
@@ -727,6 +629,11 @@
             eleStream.read(ipBuffer, (*Info)[frameID].bytesCount);
             ASSERT_EQ(eleStream.gcount(), (*Info)[frameID].bytesCount);
             flags = (*Info)[frameID].flags;
+            // Indicate to omx core that the buffer contains a full frame worth
+            // of data
+            flags |= OMX_BUFFERFLAG_ENDOFFRAME;
+            // Indicate the omx core that this is the last buffer it needs to
+            // process
             if (signalEOS && ((frameID == (int)Info->size() - 1) ||
                               (frameID == (offset + range - 1))))
                 flags |= OMX_BUFFERFLAG_EOS;
@@ -736,10 +643,12 @@
             frameID++;
             iQueued = true;
         }
+        // Dispatch output buffer
         if ((index = getEmptyBufferID(oBuffer)) < oBuffer->size()) {
             dispatchOutputBuffer(omxNode, oBuffer, index, oPortMode);
             oQueued = true;
         }
+        // Reset Counters when either input or output buffer is dispatched
         if (iQueued || oQueued)
             timeOut = TIMEOUT_COUNTER_Q;
         else
@@ -972,30 +881,14 @@
     setDefaultPortParam(omxNode, kPortIndexOutput, OMX_VIDEO_CodingUnused,
                         eColorFormat, nFrameWidth, nFrameHeight, 0, xFramerate);
 
-    // disabling adaptive playback.
-    omxNode->prepareForAdaptivePlayback(kPortIndexOutput, false, 1920, 1080);
-
     android::Vector<BufferInfo> iBuffer, oBuffer;
 
     // set state to idle
     changeStateLoadedtoIdle(omxNode, observer, &iBuffer, &oBuffer,
-                            kPortIndexInput, kPortIndexOutput, portMode);
+                            kPortIndexInput, kPortIndexOutput, portMode, true);
     // set state to executing
     changeStateIdletoExecute(omxNode, observer);
 
-    if (portMode[1] != PortMode::PRESET_BYTE_BUFFER) {
-        OMX_PARAM_PORTDEFINITIONTYPE portDef;
-
-        status = getPortParam(omxNode, OMX_IndexParamPortDefinition,
-                              kPortIndexOutput, &portDef);
-        ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
-        allocateGraphicBuffers(
-            omxNode, kPortIndexOutput, &oBuffer,
-            portDef.format.video.nFrameWidth, portDef.format.video.nFrameHeight,
-            &portDef.format.video.nStride, portDef.format.video.eColorFormat,
-            portDef.nBufferCountActual);
-    }
-
     // Port Reconfiguration
     eleStream.open(mURL, std::ifstream::binary);
     ASSERT_EQ(eleStream.is_open(), true);
@@ -1015,6 +908,148 @@
                             kPortIndexInput, kPortIndexOutput);
 }
 
+// Test for adaptive playback support
+TEST_F(VideoDecHidlTest, AdaptivePlaybackTest) {
+    description("Tests for Adaptive Playback support");
+    if (disableTest) return;
+    if (!(compName == avc || compName == hevc || compName == vp8 ||
+          compName == vp9 || compName == mpeg2))
+        return;
+    android::hardware::media::omx::V1_0::Status status;
+    uint32_t kPortIndexInput = 0, kPortIndexOutput = 1;
+    status = setRole(omxNode, gEnv->getRole().c_str());
+    ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    OMX_PORT_PARAM_TYPE params;
+    status = getParam(omxNode, OMX_IndexParamVideoInit, &params);
+    if (status == ::android::hardware::media::omx::V1_0::Status::OK) {
+        ASSERT_EQ(params.nPorts, 2U);
+        kPortIndexInput = params.nStartPortNumber;
+        kPortIndexOutput = kPortIndexInput + 1;
+    }
+
+    // set port mode
+    portMode[0] = PortMode::PRESET_BYTE_BUFFER;
+    portMode[1] = PortMode::DYNAMIC_ANW_BUFFER;
+    status = omxNode->setPortMode(kPortIndexInput, portMode[0]);
+    ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    status = omxNode->setPortMode(kPortIndexOutput, portMode[1]);
+    if (status != ::android::hardware::media::omx::V1_0::Status::OK) {
+        portMode[1] = PortMode::PRESET_BYTE_BUFFER;
+        status = omxNode->setPortMode(kPortIndexOutput, portMode[1]);
+        ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    }
+
+    // prepare for adaptive playback
+    uint32_t adaptiveMaxWidth = 320;
+    uint32_t adaptiveMaxHeight = 240;
+    status = omxNode->prepareForAdaptivePlayback(
+        kPortIndexOutput, true, adaptiveMaxWidth, adaptiveMaxHeight);
+    if (strncmp(gEnv->getComponent().c_str(), "OMX.google.", 11) == 0) {
+        // SoftOMX Decoders donot support graphic buffer modes. So for them
+        // support for adaptive play back is mandatory in Byte Buffer mode
+        ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    } else {
+        // for vendor codecs, support for adaptive play back is optional
+        // in byte buffer mode.
+        if (portMode[1] == PortMode::PRESET_BYTE_BUFFER) return;
+        if (status != ::android::hardware::media::omx::V1_0::Status::OK) return;
+    }
+
+    // TODO: Handle this better !!!
+    // Without the knowledge of the maximum resolution of the frame to be
+    // decoded it is not possible to choose the size of the input buffer.
+    // The value below is based on the info. files of clips in res folder.
+    status = setPortBufferSize(omxNode, kPortIndexInput, 482304);
+    ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+
+    // set Port Params
+    uint32_t nFrameWidth, nFrameHeight, xFramerate;
+    getInputChannelInfo(omxNode, kPortIndexInput, &nFrameWidth, &nFrameHeight,
+                        &xFramerate);
+    // get default color format
+    OMX_COLOR_FORMATTYPE eColorFormat = OMX_COLOR_FormatUnused;
+    getDefaultColorFormat(omxNode, kPortIndexOutput, portMode[1],
+                          &eColorFormat);
+    ASSERT_NE(eColorFormat, OMX_COLOR_FormatUnused);
+    status =
+        setVideoPortFormat(omxNode, kPortIndexOutput, OMX_VIDEO_CodingUnused,
+                           eColorFormat, xFramerate);
+    EXPECT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    setDefaultPortParam(omxNode, kPortIndexOutput, OMX_VIDEO_CodingUnused,
+                        eColorFormat, nFrameWidth, nFrameHeight, 0, xFramerate);
+
+    android::Vector<BufferInfo> iBuffer, oBuffer;
+
+    // set state to idle
+    changeStateLoadedtoIdle(omxNode, observer, &iBuffer, &oBuffer,
+                            kPortIndexInput, kPortIndexOutput, portMode, true);
+    // set state to executing
+    changeStateIdletoExecute(omxNode, observer);
+
+    timestampDevTest = true;
+    uint32_t timestampOffset = 0;
+    for (uint32_t i = 0; i < STREAM_COUNT * 2; i++) {
+        std::ifstream eleStream, eleInfo;
+        char mURL[512], info[512];
+        android::Vector<FrameData> Info;
+        strcpy(mURL, gEnv->getRes().c_str());
+        strcpy(info, gEnv->getRes().c_str());
+        GetURLForComponent(compName, mURL, info, i % STREAM_COUNT);
+        eleInfo.open(info);
+        ASSERT_EQ(eleInfo.is_open(), true);
+        int bytesCount = 0;
+        uint32_t flags = 0;
+        uint32_t timestamp = 0;
+        uint32_t timestampMax = 0;
+        while (1) {
+            if (!(eleInfo >> bytesCount)) break;
+            eleInfo >> flags;
+            eleInfo >> timestamp;
+            timestamp += timestampOffset;
+            Info.push_back({bytesCount, flags, timestamp});
+            if (timestampDevTest && (flags != OMX_BUFFERFLAG_CODECCONFIG))
+                timestampUslist.push_back(timestamp);
+            if (timestampMax < timestamp) timestampMax = timestamp;
+        }
+        timestampOffset = timestampMax;
+        eleInfo.close();
+
+        // Port Reconfiguration
+        eleStream.open(mURL, std::ifstream::binary);
+        ASSERT_EQ(eleStream.is_open(), true);
+        decodeNFrames(omxNode, observer, &iBuffer, &oBuffer, kPortIndexInput,
+                      kPortIndexOutput, eleStream, &Info, 0, (int)Info.size(),
+                      portMode[1], false);
+        eleStream.close();
+
+        getInputChannelInfo(omxNode, kPortIndexInput, &nFrameWidth,
+                            &nFrameHeight, &xFramerate);
+        if ((nFrameWidth > adaptiveMaxWidth) ||
+            (nFrameHeight > adaptiveMaxHeight)) {
+            if (nFrameWidth > adaptiveMaxWidth) adaptiveMaxWidth = nFrameWidth;
+            if (nFrameHeight > adaptiveMaxHeight)
+                adaptiveMaxHeight = nFrameHeight;
+            EXPECT_TRUE(portSettingsChange);
+        } else {
+            // In DynamicANW Buffer mode, its ok to do a complete
+            // reconfiguration even if a partial reconfiguration is sufficient.
+            if (portMode[1] != PortMode::DYNAMIC_ANW_BUFFER)
+                EXPECT_FALSE(portSettingsChange);
+        }
+        portSettingsChange = false;
+    }
+    waitOnInputConsumption(omxNode, observer, &iBuffer, &oBuffer,
+                           kPortIndexInput, kPortIndexOutput, portMode[1]);
+    testEOS(omxNode, observer, &iBuffer, &oBuffer, true, eosFlag, portMode,
+            portReconfiguration, kPortIndexInput, kPortIndexOutput, nullptr);
+    if (timestampDevTest) EXPECT_EQ(timestampUslist.empty(), true);
+    // set state to idle
+    changeStateExecutetoIdle(omxNode, observer, &iBuffer, &oBuffer);
+    // set state to executing
+    changeStateIdletoLoaded(omxNode, observer, &iBuffer, &oBuffer,
+                            kPortIndexInput, kPortIndexOutput);
+}
+
 // end of sequence test
 TEST_F(VideoDecHidlTest, EOSTest_M) {
     description("Test End of stream monkeying");
@@ -1057,7 +1092,7 @@
 
     // set state to idle
     changeStateLoadedtoIdle(omxNode, observer, &iBuffer, &oBuffer,
-                            kPortIndexInput, kPortIndexOutput, portMode);
+                            kPortIndexInput, kPortIndexOutput, portMode, true);
     // set state to executing
     changeStateIdletoExecute(omxNode, observer);
 
@@ -1145,7 +1180,7 @@
 
     // set state to idle
     changeStateLoadedtoIdle(omxNode, observer, &iBuffer, &oBuffer,
-                            kPortIndexInput, kPortIndexOutput, portMode);
+                            kPortIndexInput, kPortIndexOutput, portMode, true);
     // set state to executing
     changeStateIdletoExecute(omxNode, observer);
 
@@ -1233,10 +1268,16 @@
     ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
 
     // set port mode
+    portMode[0] = PortMode::PRESET_BYTE_BUFFER;
+    portMode[1] = PortMode::PRESET_ANW_BUFFER;
     status = omxNode->setPortMode(kPortIndexInput, portMode[0]);
     ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
     status = omxNode->setPortMode(kPortIndexOutput, portMode[1]);
-    ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    if (status != ::android::hardware::media::omx::V1_0::Status::OK) {
+        portMode[1] = PortMode::PRESET_BYTE_BUFFER;
+        status = omxNode->setPortMode(kPortIndexOutput, portMode[1]);
+        ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+    }
 
     // set Port Params
     uint32_t nFrameWidth, nFrameHeight, xFramerate;
@@ -1258,7 +1299,7 @@
 
     // set state to idle
     changeStateLoadedtoIdle(omxNode, observer, &iBuffer, &oBuffer,
-                            kPortIndexInput, kPortIndexOutput, portMode);
+                            kPortIndexInput, kPortIndexOutput, portMode, true);
     // set state to executing
     changeStateIdletoExecute(omxNode, observer);
 
@@ -1353,7 +1394,7 @@
 
     // set state to idle
     changeStateLoadedtoIdle(omxNode, observer, &iBuffer, &oBuffer,
-                            kPortIndexInput, kPortIndexOutput, portMode);
+                            kPortIndexInput, kPortIndexOutput, portMode, true);
     // set state to executing
     changeStateIdletoExecute(omxNode, observer);
 
diff --git a/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoEncTest.cpp b/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoEncTest.cpp
index 23f051d..df90ccc 100644
--- a/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoEncTest.cpp
+++ b/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoEncTest.cpp
@@ -237,7 +237,7 @@
                         ".secure");
         }
         if (isSecure) disableTest = true;
-        if (disableTest) std::cerr << "[          ] Warning !  Test Disabled\n";
+        if (disableTest) std::cout << "[   WARN   ] Test Disabled \n";
     }
 
     virtual void TearDown() override {
@@ -278,9 +278,8 @@
                             EXPECT_EQ(tsHit, true)
                                 << "TimeStamp not recognized";
                         } else {
-                            std::cerr
-                                << "[          ] Warning ! Received non-zero "
-                                   "output / TimeStamp not recognized \n";
+                            std::cout << "[   INFO   ] Received non-zero "
+                                         "output / TimeStamp not recognized \n";
                         }
                     }
                 }
@@ -442,7 +441,7 @@
     status = setPortConfig(omxNode, OMX_IndexConfigVideoIntraVOPRefresh,
                            portIndex, &param);
     if (status != ::android::hardware::media::omx::V1_0::Status::OK)
-        std::cerr << "[          ] Warning ! unable to request IDR \n";
+        std::cout << "[   INFO   ] unable to request IDR \n";
 }
 
 // modify bitrate
@@ -453,7 +452,7 @@
     status =
         setPortConfig(omxNode, OMX_IndexConfigVideoBitrate, portIndex, &param);
     if (status != ::android::hardware::media::omx::V1_0::Status::OK)
-        std::cerr << "[          ] Warning ! unable to change Bitrate \n";
+        std::cout << "[   INFO   ] unable to change Bitrate \n";
 }
 
 // modify framerate
@@ -465,7 +464,7 @@
     status = setPortConfig(omxNode, OMX_IndexConfigVideoFramerate, portIndex,
                            &param);
     if (status != ::android::hardware::media::omx::V1_0::Status::OK)
-        std::cerr << "[          ] Warning ! unable to change Framerate \n";
+        std::cout << "[   INFO   ] unable to change Framerate \n";
     return status;
 }
 
@@ -479,7 +478,7 @@
                            (OMX_INDEXTYPE)OMX_IndexConfigAndroidIntraRefresh,
                            portIndex, &param);
     if (status != ::android::hardware::media::omx::V1_0::Status::OK)
-        std::cerr << "[          ] Warning ! unable to change Refresh Period\n";
+        std::cout << "[   INFO   ] unable to change Refresh Period\n";
 }
 
 // set intra refresh interval
@@ -505,7 +504,7 @@
     status = setPortParam(omxNode, OMX_IndexParamVideoIntraRefresh, portIndex,
                           &param);
     if (status != ::android::hardware::media::omx::V1_0::Status::OK)
-        std::cerr << "[          ] Warning ! unable to set Refresh Period \n";
+        std::cout << "[   INFO   ] unable to set Refresh Period \n";
 }
 
 void setLatency(sp<IOmxNode> omxNode, OMX_U32 portIndex, uint32_t latency) {
@@ -515,7 +514,7 @@
     status = setPortConfig(omxNode, (OMX_INDEXTYPE)OMX_IndexConfigLatency,
                            portIndex, &param);
     if (status != ::android::hardware::media::omx::V1_0::Status::OK)
-        std::cerr << "[          ] Warning ! unable to set latency\n";
+        std::cout << "[   INFO   ] unable to set latency\n";
 }
 
 void getLatency(sp<IOmxNode> omxNode, OMX_U32 portIndex, uint32_t* latency) {
@@ -524,7 +523,7 @@
     status = getPortConfig(omxNode, (OMX_INDEXTYPE)OMX_IndexConfigLatency,
                            portIndex, &param);
     if (status != ::android::hardware::media::omx::V1_0::Status::OK)
-        std::cerr << "[          ] Warning ! unable to get latency\n";
+        std::cout << "[   INFO   ] unable to get latency\n";
     else
         *latency = param.nU32;
 }
@@ -983,58 +982,25 @@
                    sp<CodecProducerListener> listener = nullptr) {
     android::hardware::media::omx::V1_0::Status status;
     Message msg;
-    uint32_t ipCount = 0;
+    uint64_t timestamp = 0;
+    uint32_t flags = 0;
+    int timeOut = TIMEOUT_COUNTER_Q;
+    bool iQueued, oQueued;
 
+    uint32_t ipCount = 0;
     if (ipCount == 0) {
         status = changeFrameRate(omxNode, portIndexOutput, (24U << 16));
         if (status == ::android::hardware::media::omx::V1_0::Status::OK)
             xFramerate = (24U << 16);
     }
-
-    // dispatch output buffers
-    for (size_t i = 0; i < oBuffer->size(); i++) {
-        dispatchOutputBuffer(omxNode, oBuffer, i);
-    }
-    // dispatch input buffers
     int32_t timestampIncr = (int)((float)1000000 / (xFramerate >> 16));
-    // timestamp scale = Nano sec
-    if (inputDataIsMeta) timestampIncr *= 1000;
-    uint64_t timestamp = 0;
-    uint32_t flags = 0;
-    for (size_t i = 0; i < iBuffer->size() && nFrames != 0; i++) {
-        if (inputDataIsMeta) {
-            if (listener->freeBuffers > listener->minUnDequeuedCount) {
-                if (dispatchGraphicBuffer(omxNode, producer, listener, iBuffer,
-                                          portIndexInput, eleStream, timestamp))
-                    break;
-                timestamp += timestampIncr;
-                nFrames--;
-                ipCount++;
-            }
-        } else {
-            char* ipBuffer = static_cast<char*>(
-                static_cast<void*>((*iBuffer)[i].mMemory->getPointer()));
-            ASSERT_LE(bytesCount,
-                      static_cast<int>((*iBuffer)[i].mMemory->getSize()));
-            if (fillByteBuffer(omxNode, ipBuffer, portIndexInput, eleStream))
-                break;
-            if (signalEOS && (nFrames == 1)) flags = OMX_BUFFERFLAG_EOS;
-            dispatchInputBuffer(omxNode, iBuffer, i, bytesCount, flags,
-                                timestamp);
-            if (timestampUslist) timestampUslist->push_back(timestamp);
-            timestamp += timestampIncr;
-            nFrames--;
-            ipCount++;
-        }
-    }
+    if (inputDataIsMeta) timestampIncr *= 1000;  // timestamp scale: Nano sec
 
-    int timeOut = TIMEOUT_COUNTER_Q;
-    bool iQueued, oQueued;
     while (1) {
         iQueued = oQueued = false;
         status =
             observer->dequeueMessage(&msg, DEFAULT_TIMEOUT_Q, iBuffer, oBuffer);
-
+        // Port Reconfiguration
         if (status == android::hardware::media::omx::V1_0::Status::OK) {
             ASSERT_EQ(msg.type, Message::Type::EVENT);
             if (msg.data.eventData.event == OMX_EventPortSettingsChanged) {
@@ -1046,7 +1012,7 @@
                 break;
             } else if (msg.data.eventData.event == OMX_EventDataSpaceChanged) {
                 // TODO: how am i supposed to respond now?
-                std::cout << "[          ] Info ! OMX_EventDataSpaceChanged \n";
+                std::cout << "[   INFO   ] OMX_EventDataSpaceChanged \n";
             } else {
                 ASSERT_TRUE(false);
             }
@@ -1076,7 +1042,8 @@
                 if (fillByteBuffer(omxNode, ipBuffer, portIndexInput,
                                    eleStream))
                     break;
-                if (signalEOS && (nFrames == 1)) flags = OMX_BUFFERFLAG_EOS;
+                flags = OMX_BUFFERFLAG_ENDOFFRAME;
+                if (signalEOS && (nFrames == 1)) flags |= OMX_BUFFERFLAG_EOS;
                 dispatchInputBuffer(omxNode, iBuffer, index, bytesCount, flags,
                                     timestamp);
                 if (timestampUslist) timestampUslist->push_back(timestamp);
@@ -1086,10 +1053,12 @@
                 iQueued = true;
             }
         }
+        // Dispatch output buffer
         if ((index = getEmptyBufferID(oBuffer)) < oBuffer->size()) {
             dispatchOutputBuffer(omxNode, oBuffer, index);
             oQueued = true;
         }
+        // Reset Counters when either input or output buffer is dispatched
         if (iQueued || oQueued)
             timeOut = TIMEOUT_COUNTER_Q;
         else
@@ -1098,6 +1067,7 @@
             EXPECT_TRUE(false) << "Wait on Input/Output is found indefinite";
             break;
         }
+        // Runtime Param Configuration
         if (ipCount == 15) {
             changeBitrate(omxNode, portIndexOutput, 768000);
             requestIDR(omxNode, portIndexOutput);
@@ -1266,8 +1236,7 @@
         status = setParam(omxNode, static_cast<OMX_INDEXTYPE>(index), &param);
     }
     if (status != ::android::hardware::media::omx::V1_0::Status::OK)
-        std::cerr
-            << "[          ] Warning ! unable to prependSPSPPSToIDRFrames\n";
+        std::cout << "[   INFO   ] unable to prependSPSPPSToIDRFrames\n";
     else
         prependSPSPPS = true;
 
diff --git a/media/res/bbb_avc_176x144_300kbps_60fps.h264 b/media/res/bbb_avc_176x144_300kbps_60fps.h264
new file mode 100644
index 0000000..da1e75d
--- /dev/null
+++ b/media/res/bbb_avc_176x144_300kbps_60fps.h264
Binary files differ
diff --git a/media/res/bbb_avc_176x144_300kbps_60fps.info b/media/res/bbb_avc_176x144_300kbps_60fps.info
new file mode 100644
index 0000000..d88b540
--- /dev/null
+++ b/media/res/bbb_avc_176x144_300kbps_60fps.info
@@ -0,0 +1,62 @@
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diff --git a/media/res/bbb_flac_stereo_680kbps_48000hz.flac b/media/res/bbb_flac_stereo_680kbps_48000hz.flac
new file mode 100644
index 0000000..db94d8e
--- /dev/null
+++ b/media/res/bbb_flac_stereo_680kbps_48000hz.flac
Binary files differ
diff --git a/media/res/bbb_flac_stereo_680kbps_48000hz.info b/media/res/bbb_flac_stereo_680kbps_48000hz.info
new file mode 100644
index 0000000..c572430
--- /dev/null
+++ b/media/res/bbb_flac_stereo_680kbps_48000hz.info
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diff --git a/media/res/bbb_hevc_176x144_176kbps_60fps.hevc b/media/res/bbb_hevc_176x144_176kbps_60fps.hevc
new file mode 100644
index 0000000..f82236f
--- /dev/null
+++ b/media/res/bbb_hevc_176x144_176kbps_60fps.hevc
Binary files differ
diff --git a/media/res/bbb_hevc_176x144_176kbps_60fps.info b/media/res/bbb_hevc_176x144_176kbps_60fps.info
new file mode 100644
index 0000000..702b853
--- /dev/null
+++ b/media/res/bbb_hevc_176x144_176kbps_60fps.info
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diff --git a/media/res/bbb_mpeg2_352x288_1mbps_60fps.info b/media/res/bbb_mpeg2_352x288_1mbps_60fps.info
new file mode 100644
index 0000000..d5290d7
--- /dev/null
+++ b/media/res/bbb_mpeg2_352x288_1mbps_60fps.info
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diff --git a/media/res/bbb_mpeg2_352x288_1mbps_60fps.m2v b/media/res/bbb_mpeg2_352x288_1mbps_60fps.m2v
new file mode 100644
index 0000000..2f67c2b
--- /dev/null
+++ b/media/res/bbb_mpeg2_352x288_1mbps_60fps.m2v
Binary files differ
diff --git a/media/res/bbb_vp8_176x144_240kbps_60fps.info b/media/res/bbb_vp8_176x144_240kbps_60fps.info
new file mode 100644
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--- /dev/null
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diff --git a/media/res/bbb_vp8_176x144_240kbps_60fps.vp8 b/media/res/bbb_vp8_176x144_240kbps_60fps.vp8
new file mode 100644
index 0000000..6eba56c
--- /dev/null
+++ b/media/res/bbb_vp8_176x144_240kbps_60fps.vp8
Binary files differ
diff --git a/media/res/bbb_vp9_176x144_285kbps_60fps.info b/media/res/bbb_vp9_176x144_285kbps_60fps.info
new file mode 100644
index 0000000..2f7d35b
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+297 0 217000
+287 0 233000
+237 0 250000
+263 0 267000
+238 0 283000
+257 0 300000
+229 0 317000
+187 0 333000
+191 0 350000
+18 0 367000
+2203 0 383000
+265 0 400000
+224 0 417000
+254 0 433000
+252 0 450000
+273 0 467000
+208 0 483000
+154 0 500000
+182 0 517000
+138 0 533000
+18 0 550000
+2502 0 567000
+286 0 583000
+304 0 600000
+341 0 617000
+259 0 633000
+275 0 650000
+222 0 667000
+254 0 683000
+253 0 700000
+225 0 717000
+18 0 733000
+2501 0 750000
+282 0 767000
+298 0 783000
+252 0 800000
+242 0 817000
+250 0 833000
+260 0 850000
+218 0 867000
+213 0 883000
+144 0 900000
+18 0 917000
+233 0 933000
+254 0 950000
+229 0 967000
+239 0 983000
diff --git a/media/res/bbb_vp9_176x144_285kbps_60fps.vp9 b/media/res/bbb_vp9_176x144_285kbps_60fps.vp9
new file mode 100644
index 0000000..2633c8a
--- /dev/null
+++ b/media/res/bbb_vp9_176x144_285kbps_60fps.vp9
Binary files differ
diff --git a/neuralnetworks/1.0/vts/functional/Android.bp b/neuralnetworks/1.0/vts/functional/Android.bp
index 2318430..89e1021 100644
--- a/neuralnetworks/1.0/vts/functional/Android.bp
+++ b/neuralnetworks/1.0/vts/functional/Android.bp
@@ -19,6 +19,7 @@
     srcs: [
         "Event.cpp",
         "GeneratedTestHarness.cpp",
+        "Models.cpp",
         "VtsHalNeuralnetworksV1_0TargetTest.cpp",
     ],
     defaults: ["VtsHalTargetTestDefaults"],
diff --git a/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp b/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp
index db90ac2..4b8daec 100644
--- a/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp
+++ b/neuralnetworks/1.0/vts/functional/GeneratedTestHarness.cpp
@@ -42,6 +42,24 @@
 using ::generated_tests::Float32Operands;
 using ::generated_tests::Int32Operands;
 using ::generated_tests::Quant8Operands;
+using ::generated_tests::compare;
+
+template <typename ty>
+void copy_back_(MixedTyped* dst, const std::vector<RequestArgument>& ra, char* src) {
+    MixedTyped& test = *dst;
+    for_each(test, [&ra, src](int index, std::vector<ty>& m) {
+        ASSERT_EQ(m.size(), ra[index].location.length / sizeof(ty));
+        char* begin = src + ra[index].location.offset;
+        memcpy(m.data(), begin, ra[index].location.length);
+    });
+}
+
+void copy_back(MixedTyped* dst, const std::vector<RequestArgument>& ra, char* src) {
+    copy_back_<float>(dst, ra, src);
+    copy_back_<int32_t>(dst, ra, src);
+    copy_back_<uint8_t>(dst, ra, src);
+}
+
 // Top level driver for models and examples generated by test_generator.py
 // Test driver for those generated from ml/nn/runtime/test/spec
 void Execute(const sp<IDevice>& device, std::function<Model(void)> create_model,
@@ -97,9 +115,7 @@
         MixedTyped test;  // holding test results
 
         // Go through all outputs, initialize RequestArgument descriptors
-        resize_accordingly<float>(golden, test);
-        resize_accordingly<int32_t>(golden, test);
-        resize_accordingly<uint8_t>(golden, test);
+        resize_accordingly(golden, test);
         for_all(golden, [&outputs_info, &outputSize](int index, auto, auto s) {
             if (outputs_info.size() <= static_cast<size_t>(index)) outputs_info.resize(index + 1);
             RequestArgument arg = {
@@ -156,40 +172,16 @@
 
         // validate results
         outputMemory->read();
-#define COPY_BACK(ty)                                                              \
-    for_each<ty>(test, [&outputs_info, outputPtr](int index, std::vector<ty>& m) { \
-        RequestArgument& i = outputs_info[index];                                  \
-        ASSERT_EQ(m.size(), i.location.length / sizeof(ty));                       \
-        char* begin = outputPtr + i.location.offset;                               \
-        memcpy(m.data(), begin, i.location.length);                                \
-    });
-        COPY_BACK(float);
-        COPY_BACK(int32_t);
-        COPY_BACK(uint8_t);
-#undef COPY_BACK
+        copy_back(&test, outputs_info, outputPtr);
         outputMemory->commit();
         // Filter out don't cares
         MixedTyped filtered_golden;
         MixedTyped filtered_test;
-        filter<float>(golden, &filtered_golden, is_ignored);
-        filter<float>(test, &filtered_test, is_ignored);
-        filter<int32_t>(golden, &filtered_golden, is_ignored);
-        filter<int32_t>(test, &filtered_test, is_ignored);
-        filter<uint8_t>(golden, &filtered_golden, is_ignored);
-        filter<uint8_t>(test, &filtered_test, is_ignored);
+        filter(golden, &filtered_golden, is_ignored);
+        filter(test, &filtered_test, is_ignored);
 
         // We want "close-enough" results for float
-        for_each<float>(filtered_golden, [&filtered_test](int index, auto& golden_float) {
-            auto& test_float_operands = std::get<Float32Operands>(filtered_test);
-            auto& test_float = test_float_operands[index];
-            for (unsigned int i = 0; i < golden_float.size(); i++) {
-                SCOPED_TRACE(i);
-                EXPECT_NEAR(golden_float[i], test_float[i], 1.e-5);
-            }
-        });
-        EXPECT_EQ(std::get<Int32Operands>(filtered_golden), std::get<Int32Operands>(filtered_test));
-        EXPECT_EQ(std::get<Quant8Operands>(filtered_golden),
-                  std::get<Quant8Operands>(filtered_test));
+        compare(filtered_golden, filtered_test);
     }
 }
 
diff --git a/neuralnetworks/1.0/vts/functional/Models.cpp b/neuralnetworks/1.0/vts/functional/Models.cpp
new file mode 100644
index 0000000..9802f62
--- /dev/null
+++ b/neuralnetworks/1.0/vts/functional/Models.cpp
@@ -0,0 +1,210 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#define LOG_TAG "neuralnetworks_hidl_hal_test"
+
+#include "Models.h"
+#include <android/hidl/memory/1.0/IMemory.h>
+#include <hidlmemory/mapping.h>
+#include <vector>
+
+namespace android {
+namespace hardware {
+namespace neuralnetworks {
+namespace V1_0 {
+namespace vts {
+namespace functional {
+
+// create a valid model
+Model createValidTestModel() {
+    const std::vector<float> operand2Data = {5.0f, 6.0f, 7.0f, 8.0f};
+    const uint32_t size = operand2Data.size() * sizeof(float);
+
+    const uint32_t operand1 = 0;
+    const uint32_t operand2 = 1;
+    const uint32_t operand3 = 2;
+    const uint32_t operand4 = 3;
+
+    const std::vector<Operand> operands = {
+        {
+            .type = OperandType::TENSOR_FLOAT32,
+            .dimensions = {1, 2, 2, 1},
+            .numberOfConsumers = 1,
+            .scale = 0.0f,
+            .zeroPoint = 0,
+            .lifetime = OperandLifeTime::MODEL_INPUT,
+            .location = {.poolIndex = 0, .offset = 0, .length = 0},
+        },
+        {
+            .type = OperandType::TENSOR_FLOAT32,
+            .dimensions = {1, 2, 2, 1},
+            .numberOfConsumers = 1,
+            .scale = 0.0f,
+            .zeroPoint = 0,
+            .lifetime = OperandLifeTime::CONSTANT_COPY,
+            .location = {.poolIndex = 0, .offset = 0, .length = size},
+        },
+        {
+            .type = OperandType::INT32,
+            .dimensions = {},
+            .numberOfConsumers = 1,
+            .scale = 0.0f,
+            .zeroPoint = 0,
+            .lifetime = OperandLifeTime::CONSTANT_COPY,
+            .location = {.poolIndex = 0, .offset = size, .length = sizeof(int32_t)},
+        },
+        {
+            .type = OperandType::TENSOR_FLOAT32,
+            .dimensions = {1, 2, 2, 1},
+            .numberOfConsumers = 0,
+            .scale = 0.0f,
+            .zeroPoint = 0,
+            .lifetime = OperandLifeTime::MODEL_OUTPUT,
+            .location = {.poolIndex = 0, .offset = 0, .length = 0},
+        },
+    };
+
+    const std::vector<Operation> operations = {{
+        .opTuple = {OperationType::ADD, OperandType::TENSOR_FLOAT32},
+        .inputs = {operand1, operand2, operand3},
+        .outputs = {operand4},
+    }};
+
+    const std::vector<uint32_t> inputIndexes = {operand1};
+    const std::vector<uint32_t> outputIndexes = {operand4};
+    std::vector<uint8_t> operandValues(
+        reinterpret_cast<const uint8_t*>(operand2Data.data()),
+        reinterpret_cast<const uint8_t*>(operand2Data.data()) + size);
+    int32_t activation[1] = {static_cast<int32_t>(FusedActivationFunc::NONE)};
+    operandValues.insert(operandValues.end(), reinterpret_cast<const uint8_t*>(&activation[0]),
+                         reinterpret_cast<const uint8_t*>(&activation[1]));
+
+    const std::vector<hidl_memory> pools = {};
+
+    return {
+        .operands = operands,
+        .operations = operations,
+        .inputIndexes = inputIndexes,
+        .outputIndexes = outputIndexes,
+        .operandValues = operandValues,
+        .pools = pools,
+    };
+}
+
+// create first invalid model
+Model createInvalidTestModel1() {
+    Model model = createValidTestModel();
+    model.operations[0].opTuple = {static_cast<OperationType>(0xDEADBEEF) /* INVALID */,
+                                   OperandType::TENSOR_FLOAT32};
+    return model;
+}
+
+// create second invalid model
+Model createInvalidTestModel2() {
+    Model model = createValidTestModel();
+    const uint32_t operand1 = 0;
+    const uint32_t operand5 = 4;  // INVALID OPERAND
+    model.inputIndexes = std::vector<uint32_t>({operand1, operand5 /* INVALID OPERAND */});
+    return model;
+}
+
+// allocator helper
+hidl_memory allocateSharedMemory(int64_t size, const std::string& type = "ashmem") {
+    hidl_memory memory;
+
+    sp<IAllocator> allocator = IAllocator::getService(type);
+    if (!allocator.get()) {
+        return {};
+    }
+
+    Return<void> ret = allocator->allocate(size, [&](bool success, const hidl_memory& mem) {
+        ASSERT_TRUE(success);
+        memory = mem;
+    });
+    if (!ret.isOk()) {
+        return {};
+    }
+
+    return memory;
+}
+
+// create a valid request
+Request createValidTestRequest() {
+    std::vector<float> inputData = {1.0f, 2.0f, 3.0f, 4.0f};
+    std::vector<float> outputData = {-1.0f, -1.0f, -1.0f, -1.0f};
+    const uint32_t INPUT = 0;
+    const uint32_t OUTPUT = 1;
+
+    // prepare inputs
+    uint32_t inputSize = static_cast<uint32_t>(inputData.size() * sizeof(float));
+    uint32_t outputSize = static_cast<uint32_t>(outputData.size() * sizeof(float));
+    std::vector<RequestArgument> inputs = {{
+        .location = {.poolIndex = INPUT, .offset = 0, .length = inputSize}, .dimensions = {},
+    }};
+    std::vector<RequestArgument> outputs = {{
+        .location = {.poolIndex = OUTPUT, .offset = 0, .length = outputSize}, .dimensions = {},
+    }};
+    std::vector<hidl_memory> pools = {allocateSharedMemory(inputSize),
+                                      allocateSharedMemory(outputSize)};
+    if (pools[INPUT].size() == 0 || pools[OUTPUT].size() == 0) {
+        return {};
+    }
+
+    // load data
+    sp<IMemory> inputMemory = mapMemory(pools[INPUT]);
+    sp<IMemory> outputMemory = mapMemory(pools[OUTPUT]);
+    if (inputMemory.get() == nullptr || outputMemory.get() == nullptr) {
+        return {};
+    }
+    float* inputPtr = reinterpret_cast<float*>(static_cast<void*>(inputMemory->getPointer()));
+    float* outputPtr = reinterpret_cast<float*>(static_cast<void*>(outputMemory->getPointer()));
+    if (inputPtr == nullptr || outputPtr == nullptr) {
+        return {};
+    }
+    inputMemory->update();
+    outputMemory->update();
+    std::copy(inputData.begin(), inputData.end(), inputPtr);
+    std::copy(outputData.begin(), outputData.end(), outputPtr);
+    inputMemory->commit();
+    outputMemory->commit();
+
+    return {.inputs = inputs, .outputs = outputs, .pools = pools};
+}
+
+// create first invalid request
+Request createInvalidTestRequest1() {
+    Request request = createValidTestRequest();
+    const uint32_t INVALID = 2;
+    std::vector<float> inputData = {1.0f, 2.0f, 3.0f, 4.0f};
+    uint32_t inputSize = static_cast<uint32_t>(inputData.size() * sizeof(float));
+    request.inputs[0].location = {
+        .poolIndex = INVALID /* INVALID */, .offset = 0, .length = inputSize};
+    return request;
+}
+
+// create second invalid request
+Request createInvalidTestRequest2() {
+    Request request = createValidTestRequest();
+    request.inputs[0].dimensions = std::vector<uint32_t>({1, 2, 3, 4, 5, 6, 7, 8} /* INVALID */);
+    return request;
+}
+
+}  // namespace functional
+}  // namespace vts
+}  // namespace V1_0
+}  // namespace neuralnetworks
+}  // namespace hardware
+}  // namespace android
diff --git a/neuralnetworks/1.0/vts/functional/Models.h b/neuralnetworks/1.0/vts/functional/Models.h
new file mode 100644
index 0000000..e0d57d5
--- /dev/null
+++ b/neuralnetworks/1.0/vts/functional/Models.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2017 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.
+ */
+
+#define LOG_TAG "neuralnetworks_hidl_hal_test"
+
+#include "VtsHalNeuralnetworksV1_0TargetTest.h"
+
+namespace android {
+namespace hardware {
+namespace neuralnetworks {
+namespace V1_0 {
+namespace vts {
+namespace functional {
+
+// create the model
+Model createValidTestModel();
+Model createInvalidTestModel1();
+Model createInvalidTestModel2();
+
+// create the request
+Request createValidTestRequest();
+Request createInvalidTestRequest1();
+Request createInvalidTestRequest2();
+
+}  // namespace functional
+}  // namespace vts
+}  // namespace V1_0
+}  // namespace neuralnetworks
+}  // namespace hardware
+}  // namespace android
diff --git a/neuralnetworks/1.0/vts/functional/VtsHalNeuralnetworksV1_0TargetTest.cpp b/neuralnetworks/1.0/vts/functional/VtsHalNeuralnetworksV1_0TargetTest.cpp
index 453e3e5..59d66ba 100644
--- a/neuralnetworks/1.0/vts/functional/VtsHalNeuralnetworksV1_0TargetTest.cpp
+++ b/neuralnetworks/1.0/vts/functional/VtsHalNeuralnetworksV1_0TargetTest.cpp
@@ -18,6 +18,7 @@
 
 #include "VtsHalNeuralnetworksV1_0TargetTest.h"
 #include "Event.h"
+#include "Models.h"
 #include "TestHarness.h"
 
 #include <android-base/logging.h>
@@ -65,6 +66,32 @@
 
 void NeuralnetworksHidlTest::TearDown() {}
 
+sp<IPreparedModel> NeuralnetworksHidlTest::doPrepareModelShortcut(const Model& model) {
+    sp<IPreparedModel> preparedModel;
+    ErrorStatus prepareStatus;
+    sp<Event> preparationEvent = new Event();
+    if (preparationEvent.get() == nullptr) {
+        return nullptr;
+    }
+
+    Return<void> prepareRet = device->prepareModel(
+        model, preparationEvent, [&](ErrorStatus status, const sp<IPreparedModel>& prepared) {
+            prepareStatus = status;
+            preparedModel = prepared;
+        });
+
+    if (!prepareRet.isOk() || prepareStatus != ErrorStatus::NONE ||
+        preparedModel.get() == nullptr) {
+        return nullptr;
+    }
+    Event::Status eventStatus = preparationEvent->wait();
+    if (eventStatus != Event::Status::SUCCESS) {
+        return nullptr;
+    }
+
+    return preparedModel;
+}
+
 // create device test
 TEST_F(NeuralnetworksHidlTest, CreateDevice) {}
 
@@ -91,107 +118,9 @@
     EXPECT_TRUE(ret.isOk());
 }
 
-namespace {
-// create the model
-Model createTestModel() {
-    const std::vector<float> operand2Data = {5.0f, 6.0f, 7.0f, 8.0f};
-    const uint32_t size = operand2Data.size() * sizeof(float);
-
-    const uint32_t operand1 = 0;
-    const uint32_t operand2 = 1;
-    const uint32_t operand3 = 2;
-    const uint32_t operand4 = 3;
-
-    const std::vector<Operand> operands = {
-        {
-            .type = OperandType::TENSOR_FLOAT32,
-            .dimensions = {1, 2, 2, 1},
-            .numberOfConsumers = 1,
-            .scale = 0.0f,
-            .zeroPoint = 0,
-            .lifetime = OperandLifeTime::MODEL_INPUT,
-            .location = {.poolIndex = 0, .offset = 0, .length = 0},
-        },
-        {
-            .type = OperandType::TENSOR_FLOAT32,
-            .dimensions = {1, 2, 2, 1},
-            .numberOfConsumers = 1,
-            .scale = 0.0f,
-            .zeroPoint = 0,
-            .lifetime = OperandLifeTime::CONSTANT_COPY,
-            .location = {.poolIndex = 0, .offset = 0, .length = size},
-        },
-        {
-            .type = OperandType::INT32,
-            .dimensions = {},
-            .numberOfConsumers = 1,
-            .scale = 0.0f,
-            .zeroPoint = 0,
-            .lifetime = OperandLifeTime::CONSTANT_COPY,
-            .location = {.poolIndex = 0, .offset = size, .length = sizeof(int32_t)},
-        },
-        {
-            .type = OperandType::TENSOR_FLOAT32,
-            .dimensions = {1, 2, 2, 1},
-            .numberOfConsumers = 0,
-            .scale = 0.0f,
-            .zeroPoint = 0,
-            .lifetime = OperandLifeTime::MODEL_OUTPUT,
-            .location = {.poolIndex = 0, .offset = 0, .length = 0},
-        },
-    };
-
-    const std::vector<Operation> operations = {{
-        .opTuple = {OperationType::ADD, OperandType::TENSOR_FLOAT32},
-        .inputs = {operand1, operand2, operand3},
-        .outputs = {operand4},
-    }};
-
-    const std::vector<uint32_t> inputIndexes = {operand1};
-    const std::vector<uint32_t> outputIndexes = {operand4};
-    std::vector<uint8_t> operandValues(
-        reinterpret_cast<const uint8_t*>(operand2Data.data()),
-        reinterpret_cast<const uint8_t*>(operand2Data.data()) + size);
-    int32_t activation[1] = {static_cast<int32_t>(FusedActivationFunc::NONE)};
-    operandValues.insert(operandValues.end(), reinterpret_cast<const uint8_t*>(&activation[0]),
-                         reinterpret_cast<const uint8_t*>(&activation[1]));
-
-    const std::vector<hidl_memory> pools = {};
-
-    return {
-        .operands = operands,
-        .operations = operations,
-        .inputIndexes = inputIndexes,
-        .outputIndexes = outputIndexes,
-        .operandValues = operandValues,
-        .pools = pools,
-    };
-}
-}  // anonymous namespace
-
-// allocator helper
-hidl_memory allocateSharedMemory(int64_t size, const std::string& type = "ashmem") {
-    hidl_memory memory;
-
-    sp<IAllocator> allocator = IAllocator::getService(type);
-    if (!allocator.get()) {
-        return {};
-    }
-
-    Return<void> ret = allocator->allocate(size, [&](bool success, const hidl_memory& mem) {
-        ASSERT_TRUE(success);
-        memory = mem;
-    });
-    if (!ret.isOk()) {
-        return {};
-    }
-
-    return memory;
-}
-
-// supported subgraph test
-TEST_F(NeuralnetworksHidlTest, SupportedOperationsTest) {
-    Model model = createTestModel();
+// supported operations positive test
+TEST_F(NeuralnetworksHidlTest, SupportedOperationsPositiveTest) {
+    Model model = createValidTestModel();
     Return<void> ret = device->getSupportedOperations(
         model, [&](ErrorStatus status, const hidl_vec<bool>& supported) {
             EXPECT_EQ(ErrorStatus::NONE, status);
@@ -200,76 +129,126 @@
     EXPECT_TRUE(ret.isOk());
 }
 
-// execute simple graph
-TEST_F(NeuralnetworksHidlTest, SimpleExecuteGraphTest) {
-    std::vector<float> inputData = {1.0f, 2.0f, 3.0f, 4.0f};
-    std::vector<float> outputData = {-1.0f, -1.0f, -1.0f, -1.0f};
-    std::vector<float> expectedData = {6.0f, 8.0f, 10.0f, 12.0f};
-    const uint32_t INPUT = 0;
-    const uint32_t OUTPUT = 1;
+// supported operations negative test 1
+TEST_F(NeuralnetworksHidlTest, SupportedOperationsNegativeTest1) {
+    Model model = createInvalidTestModel1();
+    Return<void> ret = device->getSupportedOperations(
+        model, [&](ErrorStatus status, const hidl_vec<bool>& supported) {
+            EXPECT_EQ(ErrorStatus::INVALID_ARGUMENT, status);
+            (void)supported;
+        });
+    EXPECT_TRUE(ret.isOk());
+}
 
-    // prepare request
-    Model model = createTestModel();
-    sp<IPreparedModel> preparedModel;
+// supported operations negative test 2
+TEST_F(NeuralnetworksHidlTest, SupportedOperationsNegativeTest2) {
+    Model model = createInvalidTestModel2();
+    Return<void> ret = device->getSupportedOperations(
+        model, [&](ErrorStatus status, const hidl_vec<bool>& supported) {
+            EXPECT_EQ(ErrorStatus::INVALID_ARGUMENT, status);
+            (void)supported;
+        });
+    EXPECT_TRUE(ret.isOk());
+}
+
+// prepare simple model positive test
+TEST_F(NeuralnetworksHidlTest, SimplePrepareModelPositiveTest) {
+    Model model = createValidTestModel();
     sp<Event> preparationEvent = new Event();
     ASSERT_NE(nullptr, preparationEvent.get());
     Return<void> prepareRet = device->prepareModel(
         model, preparationEvent, [&](ErrorStatus status, const sp<IPreparedModel>& prepared) {
             EXPECT_EQ(ErrorStatus::NONE, status);
-            preparedModel = prepared;
+            (void)prepared;
         });
     ASSERT_TRUE(prepareRet.isOk());
+}
+
+// prepare simple model negative test 1
+TEST_F(NeuralnetworksHidlTest, SimplePrepareModelNegativeTest1) {
+    Model model = createInvalidTestModel1();
+    sp<Event> preparationEvent = new Event();
+    ASSERT_NE(nullptr, preparationEvent.get());
+    Return<void> prepareRet = device->prepareModel(
+        model, preparationEvent, [&](ErrorStatus status, const sp<IPreparedModel>& prepared) {
+            EXPECT_EQ(ErrorStatus::INVALID_ARGUMENT, status);
+            (void)prepared;
+        });
+    ASSERT_TRUE(prepareRet.isOk());
+}
+
+// prepare simple model negative test 2
+TEST_F(NeuralnetworksHidlTest, SimplePrepareModelNegativeTest2) {
+    Model model = createInvalidTestModel2();
+    sp<Event> preparationEvent = new Event();
+    ASSERT_NE(nullptr, preparationEvent.get());
+    Return<void> prepareRet = device->prepareModel(
+        model, preparationEvent, [&](ErrorStatus status, const sp<IPreparedModel>& prepared) {
+            EXPECT_EQ(ErrorStatus::INVALID_ARGUMENT, status);
+            (void)prepared;
+        });
+    ASSERT_TRUE(prepareRet.isOk());
+}
+
+// execute simple graph positive test
+TEST_F(NeuralnetworksHidlTest, SimpleExecuteGraphPositiveTest) {
+    Model model = createValidTestModel();
+    sp<IPreparedModel> preparedModel = doPrepareModelShortcut(model);
     ASSERT_NE(nullptr, preparedModel.get());
-    Event::Status preparationStatus = preparationEvent->wait();
-    EXPECT_EQ(Event::Status::SUCCESS, preparationStatus);
+    Request request = createValidTestRequest();
 
-    // prepare inputs
-    uint32_t inputSize = static_cast<uint32_t>(inputData.size() * sizeof(float));
-    uint32_t outputSize = static_cast<uint32_t>(outputData.size() * sizeof(float));
-    std::vector<RequestArgument> inputs = {{
-        .location = {.poolIndex = INPUT, .offset = 0, .length = inputSize}, .dimensions = {},
-    }};
-    std::vector<RequestArgument> outputs = {{
-        .location = {.poolIndex = OUTPUT, .offset = 0, .length = outputSize}, .dimensions = {},
-    }};
-    std::vector<hidl_memory> pools = {allocateSharedMemory(inputSize),
-                                      allocateSharedMemory(outputSize)};
-    ASSERT_NE(0ull, pools[INPUT].size());
-    ASSERT_NE(0ull, pools[OUTPUT].size());
-
-    // load data
-    sp<IMemory> inputMemory = mapMemory(pools[INPUT]);
-    sp<IMemory> outputMemory = mapMemory(pools[OUTPUT]);
-    ASSERT_NE(nullptr, inputMemory.get());
-    ASSERT_NE(nullptr, outputMemory.get());
-    float* inputPtr = reinterpret_cast<float*>(static_cast<void*>(inputMemory->getPointer()));
-    float* outputPtr = reinterpret_cast<float*>(static_cast<void*>(outputMemory->getPointer()));
-    ASSERT_NE(nullptr, inputPtr);
-    ASSERT_NE(nullptr, outputPtr);
-    inputMemory->update();
-    outputMemory->update();
-    std::copy(inputData.begin(), inputData.end(), inputPtr);
-    std::copy(outputData.begin(), outputData.end(), outputPtr);
-    inputMemory->commit();
-    outputMemory->commit();
-
-    // execute request
     sp<Event> executionEvent = new Event();
     ASSERT_NE(nullptr, executionEvent.get());
-    Return<ErrorStatus> executeStatus = preparedModel->execute(
-        {.inputs = inputs, .outputs = outputs, .pools = pools}, executionEvent);
+    Return<ErrorStatus> executeStatus = preparedModel->execute(request, executionEvent);
     ASSERT_TRUE(executeStatus.isOk());
     EXPECT_EQ(ErrorStatus::NONE, static_cast<ErrorStatus>(executeStatus));
     Event::Status eventStatus = executionEvent->wait();
     EXPECT_EQ(Event::Status::SUCCESS, eventStatus);
 
-    // validate results { 1+5, 2+6, 3+7, 4+8 }
+    std::vector<float> outputData = {-1.0f, -1.0f, -1.0f, -1.0f};
+    std::vector<float> expectedData = {6.0f, 8.0f, 10.0f, 12.0f};
+    const uint32_t OUTPUT = 1;
+
+    sp<IMemory> outputMemory = mapMemory(request.pools[OUTPUT]);
+    ASSERT_NE(nullptr, outputMemory.get());
+    float* outputPtr = reinterpret_cast<float*>(static_cast<void*>(outputMemory->getPointer()));
+    ASSERT_NE(nullptr, outputPtr);
     outputMemory->read();
     std::copy(outputPtr, outputPtr + outputData.size(), outputData.begin());
     outputMemory->commit();
     EXPECT_EQ(expectedData, outputData);
 }
 
+// execute simple graph negative test 1
+TEST_F(NeuralnetworksHidlTest, SimpleExecuteGraphNegativeTest1) {
+    Model model = createValidTestModel();
+    sp<IPreparedModel> preparedModel = doPrepareModelShortcut(model);
+    ASSERT_NE(nullptr, preparedModel.get());
+    Request request = createInvalidTestRequest1();
+
+    sp<Event> executionEvent = new Event();
+    ASSERT_NE(nullptr, executionEvent.get());
+    Return<ErrorStatus> executeStatus = preparedModel->execute(request, executionEvent);
+    ASSERT_TRUE(executeStatus.isOk());
+    EXPECT_EQ(ErrorStatus::INVALID_ARGUMENT, static_cast<ErrorStatus>(executeStatus));
+    executionEvent->wait();
+}
+
+// execute simple graph negative test 2
+TEST_F(NeuralnetworksHidlTest, SimpleExecuteGraphNegativeTest2) {
+    Model model = createValidTestModel();
+    sp<IPreparedModel> preparedModel = doPrepareModelShortcut(model);
+    ASSERT_NE(nullptr, preparedModel.get());
+    Request request = createInvalidTestRequest2();
+
+    sp<Event> executionEvent = new Event();
+    ASSERT_NE(nullptr, executionEvent.get());
+    Return<ErrorStatus> executeStatus = preparedModel->execute(request, executionEvent);
+    ASSERT_TRUE(executeStatus.isOk());
+    EXPECT_EQ(ErrorStatus::INVALID_ARGUMENT, static_cast<ErrorStatus>(executeStatus));
+    executionEvent->wait();
+}
+
 // Mixed-typed examples
 typedef MixedTypedExampleType MixedTypedExample;
 
diff --git a/neuralnetworks/1.0/vts/functional/VtsHalNeuralnetworksV1_0TargetTest.h b/neuralnetworks/1.0/vts/functional/VtsHalNeuralnetworksV1_0TargetTest.h
index 9c56e6a..1b3b334 100644
--- a/neuralnetworks/1.0/vts/functional/VtsHalNeuralnetworksV1_0TargetTest.h
+++ b/neuralnetworks/1.0/vts/functional/VtsHalNeuralnetworksV1_0TargetTest.h
@@ -72,6 +72,8 @@
     void SetUp() override;
     void TearDown() override;
 
+    sp<IPreparedModel> doPrepareModelShortcut(const Model& model);
+
     sp<IDevice> device;
 };