diff --git a/audio/2.0/vts/functional/ValidateAudioConfiguration.cpp b/audio/2.0/vts/functional/ValidateAudioConfiguration.cpp
index 01324c8..5fc1b3d 100644
--- a/audio/2.0/vts/functional/ValidateAudioConfiguration.cpp
+++ b/audio/2.0/vts/functional/ValidateAudioConfiguration.cpp
@@ -14,9 +14,24 @@
  * limitations under the License.
  */
 
+#include <string>
+#include <unistd.h>
+
 #include "utility/ValidateXml.h"
 
 TEST(CheckConfig, audioPolicyConfigurationValidation) {
-    ASSERT_VALID_XML("/vendor/etc/audio_policy_configuration.xml",
-                     "/data/local/tmp/audio_policy_configuration.xsd");
+    const char* configName = "audio_policy_configuration.xml";
+    const char* possibleConfigLocations[] = {"/odm/etc", "/vendor/etc", "/system/etc"};
+    const char* configSchemaPath = "/data/local/tmp/audio_policy_configuration.xsd";
+
+    bool found = false;
+    for (std::string folder : possibleConfigLocations) {
+        const auto configPath = folder + '/' + configName;
+        if (access(configPath.c_str(), R_OK) == 0) {
+            ASSERT_FALSE(found) << "Multiple " << configName << " found in "
+                                << ::testing::PrintToString(possibleConfigLocations);
+            found = true;
+            ASSERT_VALID_XML(configPath.c_str(), configSchemaPath);
+        }
+    }
 }
diff --git a/drm/1.0/vts/functional/drm_hal_vendor_test.cpp b/drm/1.0/vts/functional/drm_hal_vendor_test.cpp
index 5d4e7d0..1be362a 100644
--- a/drm/1.0/vts/functional/drm_hal_vendor_test.cpp
+++ b/drm/1.0/vts/functional/drm_hal_vendor_test.cpp
@@ -1598,9 +1598,8 @@
 #endif
     gVendorModules = new drm_vts::VendorModules(kModulePath);
     if (gVendorModules->getPathList().size() == 0) {
-        std::cerr << "No vendor modules found in " << kModulePath <<
-                ", exiting" << std::endl;
-        exit(-1);
+        std::cerr << "WARNING: No vendor modules found in " << kModulePath <<
+                ", all vendor tests will be skipped" << std::endl;
     }
     ::testing::InitGoogleTest(&argc, argv);
     return RUN_ALL_TESTS();
diff --git a/media/omx/1.0/vts/functional/audio/media_audio_hidl_test_common.cpp b/media/omx/1.0/vts/functional/audio/media_audio_hidl_test_common.cpp
index 7240964..4c68219 100644
--- a/media/omx/1.0/vts/functional/audio/media_audio_hidl_test_common.cpp
+++ b/media/omx/1.0/vts/functional/audio/media_audio_hidl_test_common.cpp
@@ -46,47 +46,6 @@
 #include <media_hidl_test_common.h>
 #include <memory>
 
-Return<android::hardware::media::omx::V1_0::Status> setAudioPortFormat(
-    sp<IOmxNode> omxNode, OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE eEncoding) {
-    OMX_U32 index = 0;
-    OMX_AUDIO_PARAM_PORTFORMATTYPE portFormat;
-    std::vector<OMX_AUDIO_CODINGTYPE> arrEncoding;
-    android::hardware::media::omx::V1_0::Status status;
-
-    while (1) {
-        portFormat.nIndex = index;
-        status = getPortParam(omxNode, OMX_IndexParamAudioPortFormat, portIndex,
-                              &portFormat);
-        if (status != ::android::hardware::media::omx::V1_0::Status::OK) break;
-        arrEncoding.push_back(portFormat.eEncoding);
-        index++;
-        if (index == 512) {
-            // enumerated way too many formats, highly unusual for this to
-            // happen.
-            EXPECT_LE(index, 512U)
-                << "Expecting OMX_ErrorNoMore but not received";
-            break;
-        }
-    }
-    if (!index) return status;
-    for (index = 0; index < arrEncoding.size(); index++) {
-        if (arrEncoding[index] == eEncoding) {
-            portFormat.eEncoding = arrEncoding[index];
-            break;
-        }
-    }
-    if (index == arrEncoding.size()) {
-        ALOGE("setting default Port format %x", (int)arrEncoding[0]);
-        portFormat.eEncoding = arrEncoding[0];
-    }
-    // In setParam call nIndex shall be ignored as per omx-il specification.
-    // see how this holds up by corrupting nIndex
-    portFormat.nIndex = RANDOM_INDEX;
-    status = setPortParam(omxNode, OMX_IndexParamAudioPortFormat, portIndex,
-                          &portFormat);
-    return status;
-}
-
 void enumerateProfile(sp<IOmxNode> omxNode, OMX_U32 portIndex,
                       std::vector<int32_t>* arrProfile) {
     android::hardware::media::omx::V1_0::Status status;
diff --git a/media/omx/1.0/vts/functional/audio/media_audio_hidl_test_common.h b/media/omx/1.0/vts/functional/audio/media_audio_hidl_test_common.h
index 70142f2..08b3d9c 100644
--- a/media/omx/1.0/vts/functional/audio/media_audio_hidl_test_common.h
+++ b/media/omx/1.0/vts/functional/audio/media_audio_hidl_test_common.h
@@ -27,9 +27,6 @@
 /*
  * Common audio utils
  */
-Return<android::hardware::media::omx::V1_0::Status> setAudioPortFormat(
-    sp<IOmxNode> omxNode, OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE eEncoding);
-
 void enumerateProfile(sp<IOmxNode> omxNode, OMX_U32 portIndex,
                       std::vector<int32_t>* arrProfile);
 
diff --git a/media/omx/1.0/vts/functional/common/Android.bp b/media/omx/1.0/vts/functional/common/Android.bp
old mode 100755
new mode 100644
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
old mode 100755
new mode 100644
index 700d2f3..1f67e2b
--- 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
@@ -60,6 +60,132 @@
     return setParam(omxNode, OMX_IndexParamStandardComponentRole, &params);
 }
 
+Return<android::hardware::media::omx::V1_0::Status> setPortBufferSize(
+    sp<IOmxNode> omxNode, OMX_U32 portIndex, OMX_U32 size) {
+    android::hardware::media::omx::V1_0::Status status;
+    OMX_PARAM_PORTDEFINITIONTYPE portDef;
+
+    status = getPortParam(omxNode, OMX_IndexParamPortDefinition, portIndex,
+                          &portDef);
+    if (status != ::android::hardware::media::omx::V1_0::Status::OK)
+        return status;
+    if (portDef.nBufferSize < size) {
+        portDef.nBufferSize = size;
+        status = setPortParam(omxNode, OMX_IndexParamPortDefinition, portIndex,
+                              &portDef);
+        if (status != ::android::hardware::media::omx::V1_0::Status::OK)
+            return status;
+    }
+    return status;
+}
+
+// get/set video component port format
+Return<android::hardware::media::omx::V1_0::Status> setVideoPortFormat(
+    sp<IOmxNode> omxNode, OMX_U32 portIndex,
+    OMX_VIDEO_CODINGTYPE eCompressionFormat, OMX_COLOR_FORMATTYPE eColorFormat,
+    OMX_U32 xFramerate) {
+    OMX_U32 index = 0;
+    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
+    std::vector<OMX_COLOR_FORMATTYPE> arrColorFormat;
+    std::vector<OMX_VIDEO_CODINGTYPE> arrCompressionFormat;
+    android::hardware::media::omx::V1_0::Status status;
+
+    while (1) {
+        portFormat.nIndex = index;
+        status = getPortParam(omxNode, OMX_IndexParamVideoPortFormat, portIndex,
+                              &portFormat);
+        if (status != ::android::hardware::media::omx::V1_0::Status::OK) break;
+        if (eCompressionFormat == OMX_VIDEO_CodingUnused)
+            arrColorFormat.push_back(portFormat.eColorFormat);
+        else
+            arrCompressionFormat.push_back(portFormat.eCompressionFormat);
+        index++;
+        if (index == 512) {
+            // enumerated way too many formats, highly unusual for this to
+            // happen.
+            EXPECT_LE(index, 512U)
+                << "Expecting OMX_ErrorNoMore but not received";
+            break;
+        }
+    }
+    if (!index) return status;
+    if (eCompressionFormat == OMX_VIDEO_CodingUnused) {
+        for (index = 0; index < arrColorFormat.size(); index++) {
+            if (arrColorFormat[index] == eColorFormat) {
+                portFormat.eColorFormat = arrColorFormat[index];
+                break;
+            }
+        }
+        if (index == arrColorFormat.size()) {
+            ALOGE("setting default color format %x", (int)arrColorFormat[0]);
+            portFormat.eColorFormat = arrColorFormat[0];
+        }
+        portFormat.eCompressionFormat = OMX_VIDEO_CodingUnused;
+    } else {
+        for (index = 0; index < arrCompressionFormat.size(); index++) {
+            if (arrCompressionFormat[index] == eCompressionFormat) {
+                portFormat.eCompressionFormat = arrCompressionFormat[index];
+                break;
+            }
+        }
+        if (index == arrCompressionFormat.size()) {
+            ALOGE("setting default compression format %x",
+                  (int)arrCompressionFormat[0]);
+            portFormat.eCompressionFormat = arrCompressionFormat[0];
+        }
+        portFormat.eColorFormat = OMX_COLOR_FormatUnused;
+    }
+    // In setParam call nIndex shall be ignored as per omx-il specification.
+    // see how this holds up by corrupting nIndex
+    portFormat.nIndex = RANDOM_INDEX;
+    portFormat.xFramerate = xFramerate;
+    status = setPortParam(omxNode, OMX_IndexParamVideoPortFormat, portIndex,
+                          &portFormat);
+    return status;
+}
+
+// get/set audio component port format
+Return<android::hardware::media::omx::V1_0::Status> setAudioPortFormat(
+    sp<IOmxNode> omxNode, OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE eEncoding) {
+    OMX_U32 index = 0;
+    OMX_AUDIO_PARAM_PORTFORMATTYPE portFormat;
+    std::vector<OMX_AUDIO_CODINGTYPE> arrEncoding;
+    android::hardware::media::omx::V1_0::Status status;
+
+    while (1) {
+        portFormat.nIndex = index;
+        status = getPortParam(omxNode, OMX_IndexParamAudioPortFormat, portIndex,
+                              &portFormat);
+        if (status != ::android::hardware::media::omx::V1_0::Status::OK) break;
+        arrEncoding.push_back(portFormat.eEncoding);
+        index++;
+        if (index == 512) {
+            // enumerated way too many formats, highly unusual for this to
+            // happen.
+            EXPECT_LE(index, 512U)
+                << "Expecting OMX_ErrorNoMore but not received";
+            break;
+        }
+    }
+    if (!index) return status;
+    for (index = 0; index < arrEncoding.size(); index++) {
+        if (arrEncoding[index] == eEncoding) {
+            portFormat.eEncoding = arrEncoding[index];
+            break;
+        }
+    }
+    if (index == arrEncoding.size()) {
+        ALOGE("setting default Port format %x", (int)arrEncoding[0]);
+        portFormat.eEncoding = arrEncoding[0];
+    }
+    // In setParam call nIndex shall be ignored as per omx-il specification.
+    // see how this holds up by corrupting nIndex
+    portFormat.nIndex = RANDOM_INDEX;
+    status = setPortParam(omxNode, OMX_IndexParamAudioPortFormat, portIndex,
+                          &portFormat);
+    return status;
+}
+
 // allocate buffers needed on a component port
 void allocatePortBuffers(sp<IOmxNode> omxNode,
                          android::Vector<BufferInfo>* buffArray,
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 354b7a7..0adea14 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
@@ -36,6 +36,14 @@
 #define DEFAULT_TIMEOUT 100000
 #define TIMEOUT_COUNTER (10000000 / DEFAULT_TIMEOUT)
 
+/*
+ * Random Index used for monkey testing while get/set parameters
+ */
+#define RANDOM_INDEX 1729
+
+#define ALIGN_POWER_OF_TWO(value, n) \
+    (((value) + ((1 << (n)) - 1)) & ~((1 << (n)) - 1))
+
 enum bufferOwner {
     client,
     component,
@@ -265,6 +273,17 @@
 Return<android::hardware::media::omx::V1_0::Status> setRole(
     sp<IOmxNode> omxNode, const char* role);
 
+Return<android::hardware::media::omx::V1_0::Status> setPortBufferSize(
+    sp<IOmxNode> omxNode, OMX_U32 portIndex, OMX_U32 size);
+
+Return<android::hardware::media::omx::V1_0::Status> setVideoPortFormat(
+    sp<IOmxNode> omxNode, OMX_U32 portIndex,
+    OMX_VIDEO_CODINGTYPE eCompressionFormat, OMX_COLOR_FORMATTYPE eColorFormat,
+    OMX_U32 xFramerate);
+
+Return<android::hardware::media::omx::V1_0::Status> setAudioPortFormat(
+    sp<IOmxNode> omxNode, OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE eEncoding);
+
 void allocatePortBuffers(sp<IOmxNode> omxNode,
                          android::Vector<BufferInfo>* buffArray,
                          OMX_U32 portIndex,
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 357c11e..38860ed 100644
--- a/media/omx/1.0/vts/functional/component/VtsHalMediaOmxV1_0TargetComponentTest.cpp
+++ b/media/omx/1.0/vts/functional/component/VtsHalMediaOmxV1_0TargetComponentTest.cpp
@@ -225,113 +225,6 @@
     return;
 }
 
-// get/set video component port format
-Return<android::hardware::media::omx::V1_0::Status> setVideoPortFormat(
-    sp<IOmxNode> omxNode, OMX_U32 portIndex,
-    OMX_VIDEO_CODINGTYPE eCompressionFormat, OMX_COLOR_FORMATTYPE eColorFormat,
-    OMX_U32 xFramerate) {
-    OMX_U32 index = 0;
-    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
-    std::vector<OMX_COLOR_FORMATTYPE> arrColorFormat;
-    std::vector<OMX_VIDEO_CODINGTYPE> arrCompressionFormat;
-    android::hardware::media::omx::V1_0::Status status;
-
-    while (1) {
-        portFormat.nIndex = index;
-        status = getPortParam(omxNode, OMX_IndexParamVideoPortFormat, portIndex,
-                              &portFormat);
-        if (status != ::android::hardware::media::omx::V1_0::Status::OK) break;
-        if (eCompressionFormat == OMX_VIDEO_CodingUnused)
-            arrColorFormat.push_back(portFormat.eColorFormat);
-        else
-            arrCompressionFormat.push_back(portFormat.eCompressionFormat);
-        index++;
-        if (index == 512) {
-            // enumerated way too many formats, highly unusual for this to
-            // happen.
-            EXPECT_LE(index, 512U)
-                << "Expecting OMX_ErrorNoMore but not received";
-            break;
-        }
-    }
-    if (!index) return status;
-    if (eCompressionFormat == OMX_VIDEO_CodingUnused) {
-        for (index = 0; index < arrColorFormat.size(); index++) {
-            if (arrColorFormat[index] == eColorFormat) {
-                portFormat.eColorFormat = arrColorFormat[index];
-                break;
-            }
-        }
-        if (index == arrColorFormat.size()) {
-            ALOGE("setting default color format %x", (int)arrColorFormat[0]);
-            portFormat.eColorFormat = arrColorFormat[0];
-        }
-        portFormat.eCompressionFormat = OMX_VIDEO_CodingUnused;
-    } else {
-        for (index = 0; index < arrCompressionFormat.size(); index++) {
-            if (arrCompressionFormat[index] == eCompressionFormat) {
-                portFormat.eCompressionFormat = arrCompressionFormat[index];
-                break;
-            }
-        }
-        if (index == arrCompressionFormat.size()) {
-            ALOGE("setting default compression format %x",
-                  (int)arrCompressionFormat[0]);
-            portFormat.eCompressionFormat = arrCompressionFormat[0];
-        }
-        portFormat.eColorFormat = OMX_COLOR_FormatUnused;
-    }
-    // In setParam call nIndex shall be ignored as per omx-il specification.
-    // see how this holds up by corrupting nIndex
-    portFormat.nIndex = RANDOM_INDEX;
-    portFormat.xFramerate = xFramerate;
-    status = setPortParam(omxNode, OMX_IndexParamVideoPortFormat, portIndex,
-                          &portFormat);
-    return status;
-}
-
-// get/set audio component port format
-Return<android::hardware::media::omx::V1_0::Status> setAudioPortFormat(
-    sp<IOmxNode> omxNode, OMX_U32 portIndex, OMX_AUDIO_CODINGTYPE eEncoding) {
-    OMX_U32 index = 0;
-    OMX_AUDIO_PARAM_PORTFORMATTYPE portFormat;
-    std::vector<OMX_AUDIO_CODINGTYPE> arrEncoding;
-    android::hardware::media::omx::V1_0::Status status;
-
-    while (1) {
-        portFormat.nIndex = index;
-        status = getPortParam(omxNode, OMX_IndexParamAudioPortFormat, portIndex,
-                              &portFormat);
-        if (status != ::android::hardware::media::omx::V1_0::Status::OK) break;
-        arrEncoding.push_back(portFormat.eEncoding);
-        index++;
-        if (index == 512) {
-            // enumerated way too many formats, highly unusual for this to
-            // happen.
-            EXPECT_LE(index, 512U)
-                << "Expecting OMX_ErrorNoMore but not received";
-            break;
-        }
-    }
-    if (!index) return status;
-    for (index = 0; index < arrEncoding.size(); index++) {
-        if (arrEncoding[index] == eEncoding) {
-            portFormat.eEncoding = arrEncoding[index];
-            break;
-        }
-    }
-    if (index == arrEncoding.size()) {
-        ALOGE("setting default Port format %x", (int)arrEncoding[0]);
-        portFormat.eEncoding = arrEncoding[0];
-    }
-    // In setParam call nIndex shall be ignored as per omx-il specification.
-    // see how this holds up by corrupting nIndex
-    portFormat.nIndex = RANDOM_INDEX;
-    status = setPortParam(omxNode, OMX_IndexParamAudioPortFormat, portIndex,
-                          &portFormat);
-    return status;
-}
-
 // test dispatch message API call
 TEST_F(ComponentHidlTest, dispatchMsg) {
     description("test dispatch message API call");
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 0068535..63b56f6 100644
--- a/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoDecTest.cpp
+++ b/media/omx/1.0/vts/functional/video/VtsHalMediaOmxV1_0TargetVideoDecTest.cpp
@@ -27,6 +27,7 @@
 #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;
@@ -47,6 +48,7 @@
 
 #include <VtsHalHidlTargetTestBase.h>
 #include <getopt.h>
+#include <media/hardware/HardwareAPI.h>
 #include <media_hidl_test_common.h>
 #include <media_video_hidl_test_common.h>
 #include <fstream>
@@ -399,7 +401,7 @@
 void allocateGraphicBuffers(sp<IOmxNode> omxNode, OMX_U32 portIndex,
                             android::Vector<BufferInfo>* buffArray,
                             uint32_t nFrameWidth, uint32_t nFrameHeight,
-                            int32_t* nStride, uint32_t count) {
+                            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();
@@ -416,7 +418,7 @@
     descriptorInfo.width = nFrameWidth;
     descriptorInfo.height = nFrameHeight;
     descriptorInfo.layerCount = 1;
-    descriptorInfo.format = PixelFormat::RGBA_8888;
+    descriptorInfo.format = static_cast<PixelFormat>(format);
     descriptorInfo.usage = static_cast<uint64_t>(BufferUsage::CPU_READ_OFTEN);
     omxNode->getGraphicBufferUsage(
         portIndex,
@@ -441,6 +443,9 @@
     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,
@@ -464,7 +469,7 @@
                 buffArray->editItemAt(i).omxBuffer.attr.anwBuffer.layerCount =
                     descriptorInfo.layerCount;
                 buffArray->editItemAt(i).omxBuffer.attr.anwBuffer.id =
-                    (*buffArray)[i].id;
+                    id | static_cast<uint32_t>(android_atomic_inc(&nextId));
             }
         });
 }
@@ -510,12 +515,15 @@
 
                 // set Port Params
                 uint32_t nFrameWidth, nFrameHeight, xFramerate;
-                OMX_COLOR_FORMATTYPE eColorFormat =
-                    OMX_COLOR_FormatYUV420Planar;
                 getInputChannelInfo(omxNode, kPortIndexInput, &nFrameWidth,
                                     &nFrameHeight, &xFramerate);
+                // get configured color format
+                OMX_PARAM_PORTDEFINITIONTYPE portDef;
+                status = getPortParam(omxNode, OMX_IndexParamPortDefinition,
+                                      kPortIndexOutput, &portDef);
                 setDefaultPortParam(omxNode, kPortIndexOutput,
-                                    OMX_VIDEO_CodingUnused, eColorFormat,
+                                    OMX_VIDEO_CodingUnused,
+                                    portDef.format.video.eColorFormat,
                                     nFrameWidth, nFrameHeight, 0, xFramerate);
 
                 // If you can disable a port, then you should be able to
@@ -547,6 +555,7 @@
                                            portDef.format.video.nFrameWidth,
                                            portDef.format.video.nFrameHeight,
                                            &portDef.format.video.nStride,
+                                           portDef.format.video.eColorFormat,
                                            portDef.nBufferCountActual);
                 }
                 status = observer->dequeueMessage(&msg, DEFAULT_TIMEOUT,
@@ -707,6 +716,116 @@
     }
 }
 
+// DescribeColorFormatParams Copy Constructor (Borrowed from OMXUtils.cpp)
+android::DescribeColorFormatParams::DescribeColorFormatParams(
+    const android::DescribeColorFormat2Params& params) {
+    eColorFormat = params.eColorFormat;
+    nFrameWidth = params.nFrameWidth;
+    nFrameHeight = params.nFrameHeight;
+    nStride = params.nStride;
+    nSliceHeight = params.nSliceHeight;
+    bUsingNativeBuffers = params.bUsingNativeBuffers;
+};
+
+bool isColorFormatFlexibleYUV(sp<IOmxNode> omxNode,
+                              OMX_COLOR_FORMATTYPE eColorFormat) {
+    android::hardware::media::omx::V1_0::Status status;
+    unsigned int index = OMX_IndexMax, index2 = OMX_IndexMax;
+    omxNode->getExtensionIndex(
+        "OMX.google.android.index.describeColorFormat",
+        [&index](android::hardware::media::omx::V1_0::Status _s,
+                          unsigned int _nl) {
+            if (_s == ::android::hardware::media::omx::V1_0::Status::OK)
+                index = _nl;
+        });
+    omxNode->getExtensionIndex(
+        "OMX.google.android.index.describeColorFormat2",
+        [&index2](android::hardware::media::omx::V1_0::Status _s,
+                           unsigned int _nl) {
+            if (_s == ::android::hardware::media::omx::V1_0::Status::OK)
+                index2 = _nl;
+        });
+
+    android::DescribeColorFormat2Params describeParams;
+    describeParams.eColorFormat = eColorFormat;
+    describeParams.nFrameWidth = 128;
+    describeParams.nFrameHeight = 128;
+    describeParams.nStride = 128;
+    describeParams.nSliceHeight = 128;
+    describeParams.bUsingNativeBuffers = OMX_FALSE;
+    if (index != OMX_IndexMax) {
+        android::DescribeColorFormatParams describeParamsV1(describeParams);
+        status = getParam(omxNode, static_cast<OMX_INDEXTYPE>(index),
+                          &describeParamsV1);
+        if (status == ::android::hardware::media::omx::V1_0::Status::OK) {
+            android::MediaImage& img = describeParamsV1.sMediaImage;
+            if (img.mType == android::MediaImage::MEDIA_IMAGE_TYPE_YUV) {
+                if (img.mNumPlanes == 3 &&
+                    img.mPlane[img.Y].mHorizSubsampling == 1 &&
+                    img.mPlane[img.Y].mVertSubsampling == 1) {
+                    if (img.mPlane[img.U].mHorizSubsampling == 2 &&
+                        img.mPlane[img.U].mVertSubsampling == 2 &&
+                        img.mPlane[img.V].mHorizSubsampling == 2 &&
+                        img.mPlane[img.V].mVertSubsampling == 2) {
+                        if (img.mBitDepth <= 8) {
+                            return true;
+                        }
+                    }
+                }
+            }
+        }
+    } else if (index2 != OMX_IndexMax) {
+        status = getParam(omxNode, static_cast<OMX_INDEXTYPE>(index2),
+                          &describeParams);
+        android::MediaImage2& img = describeParams.sMediaImage;
+        if (img.mType == android::MediaImage2::MEDIA_IMAGE_TYPE_YUV) {
+            if (img.mNumPlanes == 3 &&
+                img.mPlane[img.Y].mHorizSubsampling == 1 &&
+                img.mPlane[img.Y].mVertSubsampling == 1) {
+                if (img.mPlane[img.U].mHorizSubsampling == 2 &&
+                    img.mPlane[img.U].mVertSubsampling == 2 &&
+                    img.mPlane[img.V].mHorizSubsampling == 2 &&
+                    img.mPlane[img.V].mVertSubsampling == 2) {
+                    if (img.mBitDepth <= 8) {
+                        return true;
+                    }
+                }
+            }
+        }
+    }
+    return false;
+}
+
+// get default color format for output port
+void getDefaultColorFormat(sp<IOmxNode> omxNode, OMX_U32 kPortIndexOutput,
+                           PortMode oPortMode,
+                           OMX_COLOR_FORMATTYPE* eColorFormat) {
+    android::hardware::media::omx::V1_0::Status status;
+    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
+    *eColorFormat = OMX_COLOR_FormatUnused;
+    portFormat.nIndex = 0;
+    while (1) {
+        status = getPortParam(omxNode, OMX_IndexParamVideoPortFormat,
+                              kPortIndexOutput, &portFormat);
+        if (status != ::android::hardware::media::omx::V1_0::Status::OK) break;
+        EXPECT_EQ(portFormat.eCompressionFormat, OMX_VIDEO_CodingUnused);
+        if (oPortMode != PortMode::PRESET_BYTE_BUFFER) {
+            *eColorFormat = portFormat.eColorFormat;
+            break;
+        }
+        if (isColorFormatFlexibleYUV(omxNode, portFormat.eColorFormat)) {
+            *eColorFormat = portFormat.eColorFormat;
+            break;
+        }
+        if (OMX_COLOR_FormatYUV420SemiPlanar == portFormat.eColorFormat ||
+            OMX_COLOR_FormatYUV420Planar == portFormat.eColorFormat) {
+            *eColorFormat = portFormat.eColorFormat;
+            break;
+        }
+        portFormat.nIndex++;
+    }
+}
+
 // set component role
 TEST_F(VideoDecHidlTest, SetRole) {
     description("Test Set Component Role");
@@ -768,7 +887,7 @@
     eleInfo.open(info);
     ASSERT_EQ(eleInfo.is_open(), true);
     android::Vector<FrameData> Info;
-    int bytesCount = 0;
+    int bytesCount = 0, maxBytesCount = 0;
     uint32_t flags = 0;
     uint32_t timestamp = 0;
     timestampDevTest = true;
@@ -779,9 +898,15 @@
         Info.push_back({bytesCount, flags, timestamp});
         if (timestampDevTest && (flags != OMX_BUFFERFLAG_CODECCONFIG))
             timestampUslist.push_back(timestamp);
+        if (maxBytesCount < bytesCount) maxBytesCount = bytesCount;
     }
     eleInfo.close();
 
+    // As the frame sizes are known ahead, use it to configure i/p buffer size
+    maxBytesCount = ALIGN_POWER_OF_TWO(maxBytesCount, 10);
+    status = setPortBufferSize(omxNode, kPortIndexInput, maxBytesCount);
+    ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
+
     // set port mode
     portMode[0] = PortMode::PRESET_BYTE_BUFFER;
     portMode[1] = PortMode::DYNAMIC_ANW_BUFFER;
@@ -796,11 +921,21 @@
 
     // set Port Params
     uint32_t nFrameWidth, nFrameHeight, xFramerate;
-    OMX_COLOR_FORMATTYPE eColorFormat = OMX_COLOR_FormatYUV420Planar;
     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);
+
+    // disabling adaptive playback.
     omxNode->prepareForAdaptivePlayback(kPortIndexOutput, false, 1920, 1080);
 
     android::Vector<BufferInfo> iBuffer, oBuffer;
@@ -820,7 +955,8 @@
         allocateGraphicBuffers(
             omxNode, kPortIndexOutput, &oBuffer,
             portDef.format.video.nFrameWidth, portDef.format.video.nFrameHeight,
-            &portDef.format.video.nStride, portDef.nBufferCountActual);
+            &portDef.format.video.nStride, portDef.format.video.eColorFormat,
+            portDef.nBufferCountActual);
     }
 
     // Port Reconfiguration
@@ -858,22 +994,28 @@
         kPortIndexOutput = kPortIndexInput + 1;
     }
 
-    // set Port Params
-    uint32_t nFrameWidth, nFrameHeight, xFramerate;
-    OMX_COLOR_FORMATTYPE eColorFormat = OMX_COLOR_FormatYUV420Planar;
-    getInputChannelInfo(omxNode, kPortIndexInput, &nFrameWidth, &nFrameHeight,
-                        &xFramerate);
-    setDefaultPortParam(omxNode, kPortIndexOutput, OMX_VIDEO_CodingUnused,
-                        eColorFormat, nFrameWidth, nFrameHeight, 0, xFramerate);
-
     // set port mode
-    PortMode portMode[2];
-    portMode[0] = portMode[1] = PortMode::PRESET_BYTE_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);
 
+    // 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
@@ -923,7 +1065,7 @@
     eleInfo.open(info);
     ASSERT_EQ(eleInfo.is_open(), true);
     android::Vector<FrameData> Info;
-    int bytesCount = 0;
+    int bytesCount = 0, maxBytesCount = 0;
     uint32_t flags = 0;
     uint32_t timestamp = 0;
     while (1) {
@@ -931,25 +1073,37 @@
         eleInfo >> flags;
         eleInfo >> timestamp;
         Info.push_back({bytesCount, flags, timestamp});
+        if (maxBytesCount < bytesCount) maxBytesCount = bytesCount;
     }
     eleInfo.close();
 
-    // set Port Params
-    uint32_t nFrameWidth, nFrameHeight, xFramerate;
-    OMX_COLOR_FORMATTYPE eColorFormat = OMX_COLOR_FormatYUV420Planar;
-    getInputChannelInfo(omxNode, kPortIndexInput, &nFrameWidth, &nFrameHeight,
-                        &xFramerate);
-    setDefaultPortParam(omxNode, kPortIndexOutput, OMX_VIDEO_CodingUnused,
-                        eColorFormat, nFrameWidth, nFrameHeight, 0, xFramerate);
+    // As the frame sizes are known ahead, use it to configure i/p buffer size
+    maxBytesCount = ALIGN_POWER_OF_TWO(maxBytesCount, 10);
+    status = setPortBufferSize(omxNode, kPortIndexInput, maxBytesCount);
+    ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
 
     // set port mode
-    PortMode portMode[2];
-    portMode[0] = portMode[1] = PortMode::PRESET_BYTE_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);
 
+    // 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
@@ -1024,7 +1178,7 @@
     eleInfo.open(info);
     ASSERT_EQ(eleInfo.is_open(), true);
     android::Vector<FrameData> Info;
-    int bytesCount = 0;
+    int bytesCount = 0, maxBytesCount = 0;
     uint32_t flags = 0;
     uint32_t timestamp = 0;
     while (1) {
@@ -1032,25 +1186,37 @@
         eleInfo >> flags;
         eleInfo >> timestamp;
         Info.push_back({bytesCount, flags, timestamp});
+        if (maxBytesCount < bytesCount) maxBytesCount = bytesCount;
     }
     eleInfo.close();
 
-    // set Port Params
-    uint32_t nFrameWidth, nFrameHeight, xFramerate;
-    OMX_COLOR_FORMATTYPE eColorFormat = OMX_COLOR_FormatYUV420Planar;
-    getInputChannelInfo(omxNode, kPortIndexInput, &nFrameWidth, &nFrameHeight,
-                        &xFramerate);
-    setDefaultPortParam(omxNode, kPortIndexOutput, OMX_VIDEO_CodingUnused,
-                        eColorFormat, nFrameWidth, nFrameHeight, 0, xFramerate);
+    // As the frame sizes are known ahead, use it to configure i/p buffer size
+    maxBytesCount = ALIGN_POWER_OF_TWO(maxBytesCount, 10);
+    status = setPortBufferSize(omxNode, kPortIndexInput, maxBytesCount);
+    ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
 
     // set port mode
-    PortMode portMode[2];
-    portMode[0] = portMode[1] = PortMode::PRESET_BYTE_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);
 
+    // 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
@@ -1107,7 +1273,7 @@
     eleInfo.open(info);
     ASSERT_EQ(eleInfo.is_open(), true);
     android::Vector<FrameData> Info;
-    int bytesCount = 0;
+    int bytesCount = 0, maxBytesCount = 0;
     uint32_t flags = 0;
     uint32_t timestamp = 0;
     while (1) {
@@ -1115,25 +1281,37 @@
         eleInfo >> flags;
         eleInfo >> timestamp;
         Info.push_back({bytesCount, flags, timestamp});
+        if (maxBytesCount < bytesCount) maxBytesCount = bytesCount;
     }
     eleInfo.close();
 
-    // set Port Params
-    uint32_t nFrameWidth, nFrameHeight, xFramerate;
-    OMX_COLOR_FORMATTYPE eColorFormat = OMX_COLOR_FormatYUV420Planar;
-    getInputChannelInfo(omxNode, kPortIndexInput, &nFrameWidth, &nFrameHeight,
-                        &xFramerate);
-    setDefaultPortParam(omxNode, kPortIndexOutput, OMX_VIDEO_CodingUnused,
-                        eColorFormat, nFrameWidth, nFrameHeight, 0, xFramerate);
+    // As the frame sizes are known ahead, use it to configure i/p buffer size
+    maxBytesCount = ALIGN_POWER_OF_TWO(maxBytesCount, 10);
+    status = setPortBufferSize(omxNode, kPortIndexInput, maxBytesCount);
+    ASSERT_EQ(status, ::android::hardware::media::omx::V1_0::Status::OK);
 
     // set port mode
-    PortMode portMode[2];
-    portMode[0] = portMode[1] = PortMode::PRESET_BYTE_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);
 
+    // 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
@@ -1175,6 +1353,7 @@
                       Info.size() - index, portMode[1], false);
     }
     // Note: Assumes 200 ms is enough to end any decode call that started
+    eleStream.close();
     flushPorts(omxNode, observer, &iBuffer, &oBuffer, kPortIndexInput,
                kPortIndexOutput, 200000);
     framesReceived = 0;
diff --git a/media/omx/1.0/vts/functional/video/media_video_hidl_test_common.cpp b/media/omx/1.0/vts/functional/video/media_video_hidl_test_common.cpp
index 77763d1..91aecf2 100644
--- a/media/omx/1.0/vts/functional/video/media_video_hidl_test_common.cpp
+++ b/media/omx/1.0/vts/functional/video/media_video_hidl_test_common.cpp
@@ -52,68 +52,6 @@
 #include <media_video_hidl_test_common.h>
 #include <memory>
 
-Return<android::hardware::media::omx::V1_0::Status> setVideoPortFormat(
-    sp<IOmxNode> omxNode, OMX_U32 portIndex,
-    OMX_VIDEO_CODINGTYPE eCompressionFormat, OMX_COLOR_FORMATTYPE eColorFormat,
-    OMX_U32 xFramerate) {
-    OMX_U32 index = 0;
-    OMX_VIDEO_PARAM_PORTFORMATTYPE portFormat;
-    std::vector<OMX_COLOR_FORMATTYPE> arrColorFormat;
-    std::vector<OMX_VIDEO_CODINGTYPE> arrCompressionFormat;
-    android::hardware::media::omx::V1_0::Status status;
-
-    while (1) {
-        portFormat.nIndex = index;
-        status = getPortParam(omxNode, OMX_IndexParamVideoPortFormat, portIndex,
-                              &portFormat);
-        if (status != ::android::hardware::media::omx::V1_0::Status::OK) break;
-        if (eCompressionFormat == OMX_VIDEO_CodingUnused)
-            arrColorFormat.push_back(portFormat.eColorFormat);
-        else
-            arrCompressionFormat.push_back(portFormat.eCompressionFormat);
-        index++;
-        if (index == 512) {
-            // enumerated way too many formats, highly unusual for this to
-            // happen.
-            EXPECT_LE(index, 512U)
-                << "Expecting OMX_ErrorNoMore but not received";
-            break;
-        }
-    }
-    if (!index) return status;
-    if (eCompressionFormat == OMX_VIDEO_CodingUnused) {
-        for (index = 0; index < arrColorFormat.size(); index++) {
-            if (arrColorFormat[index] == eColorFormat) {
-                portFormat.eColorFormat = arrColorFormat[index];
-                break;
-            }
-        }
-        if (index == arrColorFormat.size()) {
-            ALOGE("setting default color format %x", (int)arrColorFormat[0]);
-            portFormat.eColorFormat = arrColorFormat[0];
-        }
-        portFormat.eCompressionFormat = OMX_VIDEO_CodingUnused;
-    } else {
-        for (index = 0; index < arrCompressionFormat.size(); index++) {
-            if (arrCompressionFormat[index] == eCompressionFormat) {
-                portFormat.eCompressionFormat = arrCompressionFormat[index];
-                break;
-            }
-        }
-        if (index == arrCompressionFormat.size()) {
-            ALOGE("setting default compression format %x",
-                  (int)arrCompressionFormat[0]);
-            portFormat.eCompressionFormat = arrCompressionFormat[0];
-        }
-        portFormat.eColorFormat = OMX_COLOR_FormatUnused;
-    }
-    portFormat.nIndex = 0;
-    portFormat.xFramerate = xFramerate;
-    status = setPortParam(omxNode, OMX_IndexParamVideoPortFormat, portIndex,
-                          &portFormat);
-    return status;
-}
-
 void enumerateProfileAndLevel(sp<IOmxNode> omxNode, OMX_U32 portIndex,
                               std::vector<int32_t>* arrProfile,
                               std::vector<int32_t>* arrLevel) {
diff --git a/media/omx/1.0/vts/functional/video/media_video_hidl_test_common.h b/media/omx/1.0/vts/functional/video/media_video_hidl_test_common.h
index e492779..c1d7aea 100644
--- a/media/omx/1.0/vts/functional/video/media_video_hidl_test_common.h
+++ b/media/omx/1.0/vts/functional/video/media_video_hidl_test_common.h
@@ -26,11 +26,6 @@
  * Common video utils
  */
 
-Return<android::hardware::media::omx::V1_0::Status> setVideoPortFormat(
-    sp<IOmxNode> omxNode, OMX_U32 portIndex,
-    OMX_VIDEO_CODINGTYPE eCompressionFormat, OMX_COLOR_FORMATTYPE eColorFormat,
-    OMX_U32 xFramerate);
-
 void enumerateProfileAndLevel(sp<IOmxNode> omxNode, OMX_U32 portIndex,
                               std::vector<int32_t>* arrProfile,
                               std::vector<int32_t>* arrLevel);
diff --git a/sensors/1.0/vts/functional/VtsHalSensorsV1_0TargetTest.cpp b/sensors/1.0/vts/functional/VtsHalSensorsV1_0TargetTest.cpp
index 596e9c9..a6f6852 100644
--- a/sensors/1.0/vts/functional/VtsHalSensorsV1_0TargetTest.cpp
+++ b/sensors/1.0/vts/functional/VtsHalSensorsV1_0TargetTest.cpp
@@ -1180,16 +1180,17 @@
   usleep(batchingPeriodInNs / 1000 * 8 / 10);
 
   SensorsHidlEnvironment::Instance()->setCollection(true);
-  // 0.8 + 0.3 times the batching period
-  // plus some time for the event to deliver
-  events = collectEvents(
-      batchingPeriodInNs / 1000 * 3 / 10,
-        minFifoCount, true /*clearBeforeStart*/, false /*change collection*/);
+  // clean existing collections
+  collectEvents(0 /*timeLimitUs*/, 0/*nEventLimit*/,
+        true /*clearBeforeStart*/, false /*change collection*/);
 
+  // 0.8 + 0.2 times the batching period
+  usleep(batchingPeriodInNs / 1000 * 8 / 10);
   ASSERT_EQ(flush(handle), Result::OK);
 
+  // plus some time for the event to deliver
   events = collectEvents(allowedBatchDeliverTimeNs / 1000,
-        minFifoCount, true /*clearBeforeStart*/, false /*change collection*/);
+        minFifoCount, false /*clearBeforeStart*/, false /*change collection*/);
 
   SensorsHidlEnvironment::Instance()->setCollection(false);
   ASSERT_EQ(activate(handle, 0), Result::OK);
@@ -1202,7 +1203,7 @@
   }
 
   // at least reach 90% of advertised capacity
-  ASSERT_GT(nEvent, (size_t)(batchingPeriodInNs / minSamplingPeriodInNs * 9 / 10));
+  ASSERT_GT(nEvent, (size_t)(minFifoCount * 9 / 10));
 }
 
 // Test if sensor hal can do accelerometer batching properly