diff --git a/audio/aidl/vts/Android.bp b/audio/aidl/vts/Android.bp
index d219fa4..337089d 100644
--- a/audio/aidl/vts/Android.bp
+++ b/audio/aidl/vts/Android.bp
@@ -151,6 +151,9 @@
     name: "VtsHalVirtualizerTargetTest",
     defaults: ["VtsHalAudioEffectTargetTestDefaults"],
     srcs: ["VtsHalVirtualizerTargetTest.cpp"],
+    shared_libs: [
+        "libaudioutils",
+    ],
 }
 
 cc_test {
diff --git a/audio/aidl/vts/VtsHalVirtualizerTargetTest.cpp b/audio/aidl/vts/VtsHalVirtualizerTargetTest.cpp
index 0c24f90..b4a2f41 100644
--- a/audio/aidl/vts/VtsHalVirtualizerTargetTest.cpp
+++ b/audio/aidl/vts/VtsHalVirtualizerTargetTest.cpp
@@ -16,11 +16,14 @@
 
 #define LOG_TAG "VtsHalVirtualizerTest"
 #include <android-base/logging.h>
+#include <audio_utils/power.h>
+#include <system/audio.h>
 
 #include "EffectHelper.h"
 
 using namespace android;
 
+using aidl::android::hardware::audio::common::getChannelCount;
 using aidl::android::hardware::audio::effect::Descriptor;
 using aidl::android::hardware::audio::effect::getEffectTypeUuidVirtualizer;
 using aidl::android::hardware::audio::effect::IEffect;
@@ -29,6 +32,82 @@
 using aidl::android::hardware::audio::effect::Virtualizer;
 using android::hardware::audio::common::testing::detail::TestExecutionTracer;
 
+class VirtualizerHelper : public EffectHelper {
+  public:
+    void SetUpVirtualizer() {
+        ASSERT_NE(nullptr, mFactory);
+        ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
+        initFrameCount();
+        Parameter::Specific specific = getDefaultParamSpecific();
+        Parameter::Common common = EffectHelper::createParamCommon(
+                0 /* session */, 1 /* ioHandle */, kSamplingFrequency /* iSampleRate */,
+                kSamplingFrequency /* oSampleRate */, mInputFrameCount /* iFrameCount */,
+                mInputFrameCount /* oFrameCount */);
+        ASSERT_NO_FATAL_FAILURE(open(mEffect, common, specific, &mOpenEffectReturn, EX_NONE));
+        ASSERT_NE(nullptr, mEffect);
+    }
+
+    void TearDownVirtualizer() {
+        ASSERT_NO_FATAL_FAILURE(close(mEffect));
+        ASSERT_NO_FATAL_FAILURE(destroy(mFactory, mEffect));
+        mOpenEffectReturn = IEffect::OpenEffectReturn{};
+    }
+
+    Parameter::Specific getDefaultParamSpecific() {
+        Virtualizer vr = Virtualizer::make<Virtualizer::strengthPm>(0);
+        Parameter::Specific specific =
+                Parameter::Specific::make<Parameter::Specific::virtualizer>(vr);
+        return specific;
+    }
+
+    Parameter createVirtualizerStrengthParam(int param) {
+        return Parameter::make<Parameter::specific>(
+                Parameter::Specific::make<Parameter::Specific::virtualizer>(
+                        Virtualizer::make<Virtualizer::strengthPm>(param)));
+    }
+
+    void initFrameCount() {
+        mInputFrameCount = kBufferSize / kChannelCount;
+        mOutputFrameCount = kBufferSize / kChannelCount;
+    }
+
+    bool isStrengthValid(int level) {
+        auto vir = Virtualizer::make<Virtualizer::strengthPm>(level);
+        return isParameterValid<Virtualizer, Range::virtualizer>(vir, mDescriptor);
+    }
+
+    void setAndVerifyStrength(int param, binder_exception_t expected) {
+        auto expectedParam = createVirtualizerStrengthParam(param);
+        EXPECT_STATUS(expected, mEffect->setParameter(expectedParam)) << expectedParam.toString();
+
+        if (expected == EX_NONE) {
+            Virtualizer::Id vrlId =
+                    Virtualizer::Id::make<Virtualizer::Id::commonTag>(Virtualizer::strengthPm);
+
+            auto id = Parameter::Id::make<Parameter::Id::virtualizerTag>(vrlId);
+            // get parameter
+            Parameter getParam;
+            // if set success, then get should match
+            EXPECT_STATUS(expected, mEffect->getParameter(id, &getParam));
+            EXPECT_EQ(expectedParam, getParam) << "\nexpectedParam:" << expectedParam.toString()
+                                               << "\ngetParam:" << getParam.toString();
+        }
+    }
+
+    static constexpr int kSamplingFrequency = 44100;
+    static constexpr int kDefaultChannelLayout = AudioChannelLayout::LAYOUT_STEREO;
+    static constexpr int kDurationMilliSec = 2000;
+    static constexpr int kBufferSize = kSamplingFrequency * kDurationMilliSec / 1000;
+    int kChannelCount = getChannelCount(
+            AudioChannelLayout::make<AudioChannelLayout::layoutMask>(kDefaultChannelLayout));
+    long mInputFrameCount;
+    long mOutputFrameCount;
+    std::shared_ptr<IFactory> mFactory;
+    std::shared_ptr<IEffect> mEffect;
+    IEffect::OpenEffectReturn mOpenEffectReturn;
+    Descriptor mDescriptor;
+};
+
 /**
  * Here we focus on specific parameter checking, general IEffect interfaces testing performed in
  * VtsAudioEffectTargetTest.
@@ -44,89 +123,82 @@
  */
 
 class VirtualizerParamTest : public ::testing::TestWithParam<VirtualizerParamTestParam>,
-                             public EffectHelper {
+                             public VirtualizerHelper {
   public:
     VirtualizerParamTest() : mParamStrength(std::get<PARAM_STRENGTH>(GetParam())) {
         std::tie(mFactory, mDescriptor) = std::get<PARAM_INSTANCE_NAME>(GetParam());
     }
+    void SetUp() override { ASSERT_NO_FATAL_FAILURE(SetUpVirtualizer()); }
+    void TearDown() override { TearDownVirtualizer(); }
 
-    void SetUp() override {
-        ASSERT_NE(nullptr, mFactory);
-        ASSERT_NO_FATAL_FAILURE(create(mFactory, mEffect, mDescriptor));
-
-        Parameter::Specific specific = getDefaultParamSpecific();
-        Parameter::Common common = EffectHelper::createParamCommon(
-                0 /* session */, 1 /* ioHandle */, 44100 /* iSampleRate */, 44100 /* oSampleRate */,
-                kInputFrameCount /* iFrameCount */, kOutputFrameCount /* oFrameCount */);
-        IEffect::OpenEffectReturn ret;
-        ASSERT_NO_FATAL_FAILURE(open(mEffect, common, specific, &ret, EX_NONE));
-        ASSERT_NE(nullptr, mEffect);
-    }
-
-    void TearDown() override {
-        ASSERT_NO_FATAL_FAILURE(close(mEffect));
-        ASSERT_NO_FATAL_FAILURE(destroy(mFactory, mEffect));
-    }
-
-    Parameter::Specific getDefaultParamSpecific() {
-        Virtualizer vr = Virtualizer::make<Virtualizer::strengthPm>(0);
-        Parameter::Specific specific =
-                Parameter::Specific::make<Parameter::Specific::virtualizer>(vr);
-        return specific;
-    }
-
-    static const long kInputFrameCount = 0x100, kOutputFrameCount = 0x100;
-    std::shared_ptr<IFactory> mFactory;
-    std::shared_ptr<IEffect> mEffect;
-    Descriptor mDescriptor;
     int mParamStrength = 0;
+};
 
-    void SetAndGetVirtualizerParameters() {
-        for (auto& it : mTags) {
-            auto& tag = it.first;
-            auto& vr = it.second;
+TEST_P(VirtualizerParamTest, SetAndGetStrength) {
+    ASSERT_NO_FATAL_FAILURE(setAndVerifyStrength(
+            mParamStrength, isStrengthValid(mParamStrength) ? EX_NONE : EX_ILLEGAL_ARGUMENT));
+}
 
-            // validate parameter
-            Descriptor desc;
-            ASSERT_STATUS(EX_NONE, mEffect->getDescriptor(&desc));
-            const bool valid = isParameterValid<Virtualizer, Range::virtualizer>(it.second, desc);
-            const binder_exception_t expected = valid ? EX_NONE : EX_ILLEGAL_ARGUMENT;
+enum ProcessTestParam { PROCESS_INSTANCE_NAME, PROCESS_ZERO_INPUT };
+using VirtualizerProcessTestParam =
+        std::tuple<std::pair<std::shared_ptr<IFactory>, Descriptor>, bool>;
 
-            // set parameter
-            Parameter expectParam;
-            Parameter::Specific specific;
-            specific.set<Parameter::Specific::virtualizer>(vr);
-            expectParam.set<Parameter::specific>(specific);
-            EXPECT_STATUS(expected, mEffect->setParameter(expectParam)) << expectParam.toString();
+class VirtualizerProcessTest : public ::testing::TestWithParam<VirtualizerProcessTestParam>,
+                               public VirtualizerHelper {
+  public:
+    VirtualizerProcessTest() : mZeroInput(std::get<PROCESS_ZERO_INPUT>(GetParam())) {
+        std::tie(mFactory, mDescriptor) = std::get<PROCESS_INSTANCE_NAME>(GetParam());
+    }
 
-            // only get if parameter in range and set success
-            if (expected == EX_NONE) {
-                Parameter getParam;
-                Parameter::Id id;
-                Virtualizer::Id vrId;
-                vrId.set<Virtualizer::Id::commonTag>(tag);
-                id.set<Parameter::Id::virtualizerTag>(vrId);
-                // if set success, then get should match
-                EXPECT_STATUS(expected, mEffect->getParameter(id, &getParam));
-                EXPECT_EQ(expectParam, getParam);
+    void SetUp() override { ASSERT_NO_FATAL_FAILURE(SetUpVirtualizer()); }
+    void TearDown() override { TearDownVirtualizer(); }
+
+    void generateInput(std::vector<float>& buffer) {
+        if (mZeroInput) {
+            std::fill(buffer.begin(), buffer.end(), 0);
+        } else {
+            int frequency = 100;
+            for (size_t i = 0; i < buffer.size(); i++) {
+                buffer[i] = sin(2 * M_PI * frequency * i / kSamplingFrequency);
             }
         }
     }
 
-    void addStrengthParam(int strength) {
-        Virtualizer vr;
-        vr.set<Virtualizer::strengthPm>(strength);
-        mTags.push_back({Virtualizer::strengthPm, vr});
-    }
-
-  private:
-    std::vector<std::pair<Virtualizer::Tag, Virtualizer>> mTags;
-    void CleanUp() { mTags.clear(); }
+    static constexpr float kAbsError = 0.00001;
+    bool mZeroInput;
 };
 
-TEST_P(VirtualizerParamTest, SetAndGetStrength) {
-    EXPECT_NO_FATAL_FAILURE(addStrengthParam(mParamStrength));
-    SetAndGetVirtualizerParameters();
+TEST_P(VirtualizerProcessTest, IncreasingStrength) {
+    std::vector<float> input(kBufferSize);
+    std::vector<float> output(kBufferSize);
+    std::vector<int> strengths = {250, 500, 750, 1000};
+
+    generateInput(input);
+
+    const float inputRmse =
+            audio_utils_compute_energy_mono(input.data(), AUDIO_FORMAT_PCM_FLOAT, input.size());
+
+    for (int strength : strengths) {
+        // Skipping the further steps for unnsupported Strength values
+        if (!isStrengthValid(strength)) {
+            continue;
+        }
+        setAndVerifyStrength(strength, EX_NONE);
+        ASSERT_NO_FATAL_FAILURE(
+                processAndWriteToOutput(input, output, mEffect, &mOpenEffectReturn));
+
+        const float outputRmse = audio_utils_compute_energy_mono(
+                output.data(), AUDIO_FORMAT_PCM_FLOAT, output.size());
+
+        if (inputRmse != 0) {
+            EXPECT_NE(outputRmse, 0);
+            if (strength != 0) {
+                EXPECT_GT(abs(outputRmse - inputRmse), kAbsError);
+            }
+        } else {
+            EXPECT_NEAR(outputRmse, inputRmse, kAbsError);
+        }
+    }
 }
 
 std::vector<std::pair<std::shared_ptr<IFactory>, Descriptor>> kDescPair;
@@ -149,6 +221,22 @@
 
 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(VirtualizerParamTest);
 
+INSTANTIATE_TEST_SUITE_P(
+        VirtualizerTest, VirtualizerProcessTest,
+        ::testing::Combine(testing::ValuesIn(EffectFactoryHelper::getAllEffectDescriptors(
+                                   IFactory::descriptor, getEffectTypeUuidVirtualizer())),
+                           testing::Bool()),
+        [](const testing::TestParamInfo<VirtualizerProcessTest::ParamType>& info) {
+            auto descriptor = std::get<PROCESS_INSTANCE_NAME>(info.param).second;
+            std::string isInputZero = std::to_string(std::get<PROCESS_ZERO_INPUT>(info.param));
+            std::string name = getPrefix(descriptor) + "_isInputZero_" + isInputZero;
+            std::replace_if(
+                    name.begin(), name.end(), [](const char c) { return !std::isalnum(c); }, '_');
+            return name;
+        });
+
+GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(VirtualizerProcessTest);
+
 int main(int argc, char** argv) {
     ::testing::InitGoogleTest(&argc, argv);
     ::testing::UnitTest::GetInstance()->listeners().Append(new TestExecutionTracer());