Merge "[LSC] Add LOCAL_LICENSE_KINDS to frameworks/av"
diff --git a/media/janitors/OWNERS-codecs b/media/janitors/OWNERS-codecs
deleted file mode 100644
index e201399..0000000
--- a/media/janitors/OWNERS-codecs
+++ /dev/null
@@ -1,5 +0,0 @@
-# gerrit owner/approvers for the actual software codec libraries
-# differentiated from plugins connecting those codecs to either omx or codec2 infrastructure
-essick@google.com
-lajos@google.com
-marcone@google.com
diff --git a/media/libeffects/lvm/lib/Bass/src/LVDBE_Init.cpp b/media/libeffects/lvm/lib/Bass/src/LVDBE_Init.cpp
index 761c6ce..bbe7de0 100644
--- a/media/libeffects/lvm/lib/Bass/src/LVDBE_Init.cpp
+++ b/media/libeffects/lvm/lib/Bass/src/LVDBE_Init.cpp
@@ -57,7 +57,7 @@
      * Create the instance handle if not already initialised
      */
     if (*phInstance == LVM_NULL) {
-        *phInstance = new LVDBE_Instance_t;
+        *phInstance = new LVDBE_Instance_t{};
     }
     pInstance = (LVDBE_Instance_t*)*phInstance;
 
diff --git a/media/libeffects/lvm/lib/Bundle/src/LVM_Init.cpp b/media/libeffects/lvm/lib/Bundle/src/LVM_Init.cpp
index b092970..6ea08bc 100644
--- a/media/libeffects/lvm/lib/Bundle/src/LVM_Init.cpp
+++ b/media/libeffects/lvm/lib/Bundle/src/LVM_Init.cpp
@@ -93,7 +93,7 @@
     /*
      * Create the instance handle
      */
-    *phInstance = new LVM_Instance_t;
+    *phInstance = new LVM_Instance_t{};
     pInstance = (LVM_Instance_t*)*phInstance;
 
     pInstance->InstParams = *pInstParams;
diff --git a/media/libeffects/lvm/lib/Eq/src/LVEQNB_Init.cpp b/media/libeffects/lvm/lib/Eq/src/LVEQNB_Init.cpp
index 37e6d4d..8cb7013 100644
--- a/media/libeffects/lvm/lib/Eq/src/LVEQNB_Init.cpp
+++ b/media/libeffects/lvm/lib/Eq/src/LVEQNB_Init.cpp
@@ -52,7 +52,7 @@
                                    LVEQNB_Capabilities_t* pCapabilities, void* pScratch) {
     LVEQNB_Instance_t* pInstance;
 
-    *phInstance = new LVEQNB_Instance_t;
+    *phInstance = new LVEQNB_Instance_t{};
     pInstance = (LVEQNB_Instance_t*)*phInstance;
 
     pInstance->Capabilities = *pCapabilities;
diff --git a/media/libeffects/lvm/lib/Reverb/src/LVREV_GetInstanceHandle.cpp b/media/libeffects/lvm/lib/Reverb/src/LVREV_GetInstanceHandle.cpp
index bf71634..298655b 100644
--- a/media/libeffects/lvm/lib/Reverb/src/LVREV_GetInstanceHandle.cpp
+++ b/media/libeffects/lvm/lib/Reverb/src/LVREV_GetInstanceHandle.cpp
@@ -114,7 +114,7 @@
      * Set the instance handle if not already initialised
      */
     if (*phInstance == LVM_NULL) {
-        *phInstance = new LVREV_Instance_st;
+        *phInstance = new LVREV_Instance_st{};
     }
     pLVREV_Private = (LVREV_Instance_st*)*phInstance;
     pLVREV_Private->MemoryTable = *pMemoryTable;
diff --git a/media/libeffects/lvm/lib/SpectrumAnalyzer/src/LVPSA_Init.cpp b/media/libeffects/lvm/lib/SpectrumAnalyzer/src/LVPSA_Init.cpp
index 5ca8543..5550b9c 100644
--- a/media/libeffects/lvm/lib/SpectrumAnalyzer/src/LVPSA_Init.cpp
+++ b/media/libeffects/lvm/lib/SpectrumAnalyzer/src/LVPSA_Init.cpp
@@ -49,7 +49,7 @@
     LVM_UINT32 BufferLength = 0;
 
     /* Set the instance handle if not already initialised */
-    *phInstance = new LVPSA_InstancePr_t;
+    *phInstance = new LVPSA_InstancePr_t{};
     pLVPSA_Inst = (LVPSA_InstancePr_t*)*phInstance;
 
     pLVPSA_Inst->pScratch = pScratch;
diff --git a/media/libeffects/lvm/lib/StereoWidening/src/LVCS_Init.cpp b/media/libeffects/lvm/lib/StereoWidening/src/LVCS_Init.cpp
index d60b360..dd1baf3 100644
--- a/media/libeffects/lvm/lib/StereoWidening/src/LVCS_Init.cpp
+++ b/media/libeffects/lvm/lib/StereoWidening/src/LVCS_Init.cpp
@@ -55,7 +55,7 @@
      * Create the instance handle if not already initialised
      */
     if (*phInstance == LVM_NULL) {
-        *phInstance = new LVCS_Instance_t;
+        *phInstance = new LVCS_Instance_t{};
     }
     pInstance = (LVCS_Instance_t*)*phInstance;
 
diff --git a/media/libeffects/lvm/tests/Android.bp b/media/libeffects/lvm/tests/Android.bp
index 639af4d..455bfd2 100644
--- a/media/libeffects/lvm/tests/Android.bp
+++ b/media/libeffects/lvm/tests/Android.bp
@@ -10,12 +10,42 @@
 }
 
 cc_test {
+    name: "EffectReverbTest",
+    vendor: true,
+    gtest: true,
+    host_supported: false,
+    srcs: [
+        "EffectReverbTest.cpp",
+        "EffectTestHelper.cpp",
+    ],
+    include_dirs: [
+        "frameworks/av/media/libeffects/lvm/lib/Common/lib",
+        "frameworks/av/media/libeffects/lvm/wrapper/Reverb",
+    ],
+    static_libs: [
+        "libaudioutils",
+        "libreverb",
+        "libreverbwrapper",
+    ],
+    shared_libs: [
+        "liblog",
+    ],
+    header_libs: [
+        "libaudioeffects",
+        "libhardware_headers",
+    ],
+}
+
+cc_test {
     name: "EffectBundleTest",
     vendor: true,
     gtest: true,
     host_supported: true,
     test_suites: ["device-tests"],
-    srcs: ["EffectBundleTest.cpp"],
+    srcs: [
+        "EffectBundleTest.cpp",
+        "EffectTestHelper.cpp",
+    ],
     static_libs: [
         "libaudioutils",
         "libbundlewrapper",
diff --git a/media/libeffects/lvm/tests/EffectBundleTest.cpp b/media/libeffects/lvm/tests/EffectBundleTest.cpp
index aae09de..881ffb1 100644
--- a/media/libeffects/lvm/tests/EffectBundleTest.cpp
+++ b/media/libeffects/lvm/tests/EffectBundleTest.cpp
@@ -14,22 +14,8 @@
  * limitations under the License.
  */
 
-#include <array>
-#include <audio_utils/channels.h>
-#include <audio_utils/primitives.h>
-#include <climits>
-#include <cstdlib>
-#include <gtest/gtest.h>
-#include <hardware/audio_effect.h>
-#include <log/log.h>
-#include <random>
-#include <system/audio.h>
-#include <vector>
-
-extern audio_effect_library_t AUDIO_EFFECT_LIBRARY_INFO_SYM;
-
-// Corresponds to SNR for 1 bit difference between two int16_t signals
-constexpr float kSNRThreshold = 90.308998;
+#include "EffectTestHelper.h"
+using namespace android;
 
 // Update isBassBoost, if the order of effects is updated
 constexpr effect_uuid_t kEffectUuids[] = {
@@ -50,120 +36,15 @@
 
 constexpr size_t kNumEffectUuids = std::size(kEffectUuids);
 
-constexpr audio_channel_mask_t kChMasks[] = {
-        AUDIO_CHANNEL_OUT_MONO,          AUDIO_CHANNEL_OUT_STEREO,
-        AUDIO_CHANNEL_OUT_2POINT1,       AUDIO_CHANNEL_OUT_2POINT0POINT2,
-        AUDIO_CHANNEL_OUT_QUAD,          AUDIO_CHANNEL_OUT_QUAD_BACK,
-        AUDIO_CHANNEL_OUT_QUAD_SIDE,     AUDIO_CHANNEL_OUT_SURROUND,
-        AUDIO_CHANNEL_INDEX_MASK_4,      AUDIO_CHANNEL_OUT_2POINT1POINT2,
-        AUDIO_CHANNEL_OUT_3POINT0POINT2, AUDIO_CHANNEL_OUT_PENTA,
-        AUDIO_CHANNEL_INDEX_MASK_5,      AUDIO_CHANNEL_OUT_3POINT1POINT2,
-        AUDIO_CHANNEL_OUT_5POINT1,       AUDIO_CHANNEL_OUT_5POINT1_BACK,
-        AUDIO_CHANNEL_OUT_5POINT1_SIDE,  AUDIO_CHANNEL_INDEX_MASK_6,
-        AUDIO_CHANNEL_OUT_6POINT1,       AUDIO_CHANNEL_INDEX_MASK_7,
-        AUDIO_CHANNEL_OUT_5POINT1POINT2, AUDIO_CHANNEL_OUT_7POINT1,
-        AUDIO_CHANNEL_INDEX_MASK_8,      AUDIO_CHANNEL_INDEX_MASK_9,
-        AUDIO_CHANNEL_INDEX_MASK_10,     AUDIO_CHANNEL_INDEX_MASK_11,
-        AUDIO_CHANNEL_INDEX_MASK_12,     AUDIO_CHANNEL_INDEX_MASK_13,
-        AUDIO_CHANNEL_INDEX_MASK_14,     AUDIO_CHANNEL_INDEX_MASK_15,
-        AUDIO_CHANNEL_INDEX_MASK_16,     AUDIO_CHANNEL_INDEX_MASK_17,
-        AUDIO_CHANNEL_INDEX_MASK_18,     AUDIO_CHANNEL_INDEX_MASK_19,
-        AUDIO_CHANNEL_INDEX_MASK_20,     AUDIO_CHANNEL_INDEX_MASK_21,
-        AUDIO_CHANNEL_INDEX_MASK_22,     AUDIO_CHANNEL_INDEX_MASK_23,
-        AUDIO_CHANNEL_INDEX_MASK_24,
-};
-
-constexpr size_t kNumChMasks = std::size(kChMasks);
-
-constexpr size_t kSampleRates[] = {8000,  11025, 12000, 16000, 22050,  24000, 32000,
-                                   44100, 48000, 88200, 96000, 176400, 192000};
-
-constexpr size_t kNumSampleRates = std::size(kSampleRates);
-
-constexpr size_t kFrameCounts[] = {4, 2048};
-
-constexpr size_t kNumFrameCounts = std::size(kFrameCounts);
-
-constexpr size_t kLoopCounts[] = {1, 4};
-
-constexpr size_t kNumLoopCounts = std::size(kLoopCounts);
-
-class EffectBundleHelper {
-  public:
-    EffectBundleHelper(const effect_uuid_t* uuid, size_t chMask, size_t sampleRate,
-                       size_t frameCount, size_t loopCount)
-        : mUuid(uuid),
-          mChMask(chMask),
-          mChannelCount(audio_channel_count_from_out_mask(mChMask)),
-          mSampleRate(sampleRate),
-          mFrameCount(frameCount),
-          mLoopCount(loopCount) {}
-    void createEffect();
-    void releaseEffect();
-    void configEffect();
-    void process(float* input, float* output);
-
-  private:
-    const effect_uuid_t* mUuid;
-    const size_t mChMask;
-    const size_t mChannelCount;
-    const size_t mSampleRate;
-    const size_t mFrameCount;
-    const size_t mLoopCount;
-    effect_handle_t mEffectHandle{};
-};
-
-void EffectBundleHelper::createEffect() {
-    int status = AUDIO_EFFECT_LIBRARY_INFO_SYM.create_effect(mUuid, 1, 1, &mEffectHandle);
-    ASSERT_EQ(status, 0) << "create_effect returned an error " << status << "\n";
-}
-
-void EffectBundleHelper::releaseEffect() {
-    int status = AUDIO_EFFECT_LIBRARY_INFO_SYM.release_effect(mEffectHandle);
-    ASSERT_EQ(status, 0) << "release_effect returned an error " << status << "\n";
-}
-
-void EffectBundleHelper::configEffect() {
-    effect_config_t config{};
-    config.inputCfg.samplingRate = config.outputCfg.samplingRate = mSampleRate;
-    config.inputCfg.channels = config.outputCfg.channels = mChMask;
-    config.inputCfg.format = config.outputCfg.format = AUDIO_FORMAT_PCM_FLOAT;
-
-    int reply = 0;
-    uint32_t replySize = sizeof(reply);
-    int status = (*mEffectHandle)
-                         ->command(mEffectHandle, EFFECT_CMD_SET_CONFIG, sizeof(effect_config_t),
-                                   &config, &replySize, &reply);
-    ASSERT_EQ(status, 0) << "command returned an error " << status << "\n";
-    ASSERT_EQ(reply, 0) << "command reply non zero " << reply << "\n";
-
-    status = (*mEffectHandle)
-                     ->command(mEffectHandle, EFFECT_CMD_ENABLE, 0, nullptr, &replySize, &reply);
-    ASSERT_EQ(status, 0) << "command enable returned an error " << status << "\n";
-    ASSERT_EQ(reply, 0) << "command reply non zero " << reply << "\n";
-}
-
-void EffectBundleHelper::process(float* input, float* output) {
-    audio_buffer_t inBuffer = {.frameCount = mFrameCount, .f32 = input};
-    audio_buffer_t outBuffer = {.frameCount = mFrameCount, .f32 = output};
-    for (size_t i = 0; i < mLoopCount; i++) {
-        int status = (*mEffectHandle)->process(mEffectHandle, &inBuffer, &outBuffer);
-        ASSERT_EQ(status, 0) << "process returned an error " << status << "\n";
-
-        inBuffer.f32 += mFrameCount * mChannelCount;
-        outBuffer.f32 += mFrameCount * mChannelCount;
-    }
-}
-
 typedef std::tuple<int, int, int, int, int> SingleEffectTestParam;
 class SingleEffectTest : public ::testing::TestWithParam<SingleEffectTestParam> {
   public:
     SingleEffectTest()
-        : mChMask(kChMasks[std::get<0>(GetParam())]),
+        : mChMask(EffectTestHelper::kChMasks[std::get<0>(GetParam())]),
           mChannelCount(audio_channel_count_from_out_mask(mChMask)),
-          mSampleRate(kSampleRates[std::get<1>(GetParam())]),
-          mFrameCount(kFrameCounts[std::get<2>(GetParam())]),
-          mLoopCount(kLoopCounts[std::get<3>(GetParam())]),
+          mSampleRate(EffectTestHelper::kSampleRates[std::get<1>(GetParam())]),
+          mFrameCount(EffectTestHelper::kFrameCounts[std::get<2>(GetParam())]),
+          mLoopCount(EffectTestHelper::kLoopCounts[std::get<3>(GetParam())]),
           mTotalFrameCount(mFrameCount * mLoopCount),
           mUuid(&kEffectUuids[std::get<4>(GetParam())]) {}
 
@@ -182,10 +63,10 @@
                  << "chMask: " << mChMask << " sampleRate: " << mSampleRate
                  << " frameCount: " << mFrameCount << " loopCount: " << mLoopCount);
 
-    EffectBundleHelper effect(mUuid, mChMask, mSampleRate, mFrameCount, mLoopCount);
+    EffectTestHelper effect(mUuid, mChMask, mChMask, mSampleRate, mFrameCount, mLoopCount);
 
     ASSERT_NO_FATAL_FAILURE(effect.createEffect());
-    ASSERT_NO_FATAL_FAILURE(effect.configEffect());
+    ASSERT_NO_FATAL_FAILURE(effect.setConfig());
 
     // Initialize input buffer with deterministic pseudo-random values
     std::vector<float> input(mTotalFrameCount * mChannelCount);
@@ -199,21 +80,22 @@
     ASSERT_NO_FATAL_FAILURE(effect.releaseEffect());
 }
 
-INSTANTIATE_TEST_SUITE_P(EffectBundleTestAll, SingleEffectTest,
-                         ::testing::Combine(::testing::Range(0, (int)kNumChMasks),
-                                            ::testing::Range(0, (int)kNumSampleRates),
-                                            ::testing::Range(0, (int)kNumFrameCounts),
-                                            ::testing::Range(0, (int)kNumLoopCounts),
-                                            ::testing::Range(0, (int)kNumEffectUuids)));
+INSTANTIATE_TEST_SUITE_P(
+        EffectBundleTestAll, SingleEffectTest,
+        ::testing::Combine(::testing::Range(0, (int)EffectTestHelper::kNumChMasks),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumSampleRates),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumFrameCounts),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumLoopCounts),
+                           ::testing::Range(0, (int)kNumEffectUuids)));
 
 typedef std::tuple<int, int, int, int> SingleEffectComparisonTestParam;
 class SingleEffectComparisonTest
     : public ::testing::TestWithParam<SingleEffectComparisonTestParam> {
   public:
     SingleEffectComparisonTest()
-        : mSampleRate(kSampleRates[std::get<0>(GetParam())]),
-          mFrameCount(kFrameCounts[std::get<1>(GetParam())]),
-          mLoopCount(kLoopCounts[std::get<2>(GetParam())]),
+        : mSampleRate(EffectTestHelper::kSampleRates[std::get<0>(GetParam())]),
+          mFrameCount(EffectTestHelper::kFrameCounts[std::get<1>(GetParam())]),
+          mLoopCount(EffectTestHelper::kLoopCounts[std::get<2>(GetParam())]),
           mTotalFrameCount(mFrameCount * mLoopCount),
           mUuid(&kEffectUuids[std::get<3>(GetParam())]) {}
 
@@ -224,26 +106,6 @@
     const effect_uuid_t* mUuid;
 };
 
-template <typename T>
-float computeSnr(const T* ref, const T* tst, size_t count) {
-    double signal{};
-    double noise{};
-
-    for (size_t i = 0; i < count; ++i) {
-        const double value(ref[i]);
-        const double diff(tst[i] - value);
-        signal += value * value;
-        noise += diff * diff;
-    }
-    // Initialized to a value greater than kSNRThreshold to handle
-    // cases where ref and tst match exactly
-    float snr = kSNRThreshold + 1.0f;
-    if (signal > 0.0f && noise > 0.0f) {
-        snr = 10.f * log(signal / noise);
-    }
-    return snr;
-}
-
 // Compares first two channels in multi-channel output to stereo output when same effect is applied
 TEST_P(SingleEffectComparisonTest, SimpleProcess) {
     SCOPED_TRACE(testing::Message() << " sampleRate: " << mSampleRate << " frameCount: "
@@ -264,11 +126,11 @@
                     mTotalFrameCount * sizeof(float) * FCC_1);
 
     // Apply effect on stereo channels
-    EffectBundleHelper stereoEffect(mUuid, AUDIO_CHANNEL_OUT_STEREO, mSampleRate, mFrameCount,
-                                    mLoopCount);
+    EffectTestHelper stereoEffect(mUuid, AUDIO_CHANNEL_OUT_STEREO, AUDIO_CHANNEL_OUT_STEREO,
+                                  mSampleRate, mFrameCount, mLoopCount);
 
     ASSERT_NO_FATAL_FAILURE(stereoEffect.createEffect());
-    ASSERT_NO_FATAL_FAILURE(stereoEffect.configEffect());
+    ASSERT_NO_FATAL_FAILURE(stereoEffect.setConfig());
 
     std::vector<float> stereoOutput(mTotalFrameCount * FCC_2);
     ASSERT_NO_FATAL_FAILURE(stereoEffect.process(stereoInput.data(), stereoOutput.data()));
@@ -278,12 +140,12 @@
     std::vector<int16_t> stereoRefI16(mTotalFrameCount * FCC_2);
     memcpy_to_i16_from_float(stereoRefI16.data(), stereoOutput.data(), mTotalFrameCount * FCC_2);
 
-    for (size_t chMask : kChMasks) {
+    for (size_t chMask : EffectTestHelper::kChMasks) {
         size_t channelCount = audio_channel_count_from_out_mask(chMask);
-        EffectBundleHelper testEffect(mUuid, chMask, mSampleRate, mFrameCount, mLoopCount);
+        EffectTestHelper testEffect(mUuid, chMask, chMask, mSampleRate, mFrameCount, mLoopCount);
 
         ASSERT_NO_FATAL_FAILURE(testEffect.createEffect());
-        ASSERT_NO_FATAL_FAILURE(testEffect.configEffect());
+        ASSERT_NO_FATAL_FAILURE(testEffect.setConfig());
 
         std::vector<float> testInput(mTotalFrameCount * channelCount);
 
@@ -312,7 +174,8 @@
             // SNR must be above the threshold
             float snr = computeSnr<int16_t>(stereoRefI16.data(), stereoTestI16.data(),
                                             mTotalFrameCount * FCC_2);
-            ASSERT_GT(snr, kSNRThreshold) << "SNR " << snr << "is lower than " << kSNRThreshold;
+            ASSERT_GT(snr, EffectTestHelper::kSNRThreshold)
+                    << "SNR " << snr << "is lower than " << EffectTestHelper::kSNRThreshold;
         } else {
             ASSERT_EQ(0,
                       memcmp(stereoRefI16.data(), stereoTestI16.data(), mTotalFrameCount * FCC_2))
@@ -321,11 +184,12 @@
     }
 }
 
-INSTANTIATE_TEST_SUITE_P(EffectBundleTestAll, SingleEffectComparisonTest,
-                         ::testing::Combine(::testing::Range(0, (int)kNumSampleRates),
-                                            ::testing::Range(0, (int)kNumFrameCounts),
-                                            ::testing::Range(0, (int)kNumLoopCounts),
-                                            ::testing::Range(0, (int)kNumEffectUuids)));
+INSTANTIATE_TEST_SUITE_P(
+        EffectBundleTestAll, SingleEffectComparisonTest,
+        ::testing::Combine(::testing::Range(0, (int)EffectTestHelper::kNumSampleRates),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumFrameCounts),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumLoopCounts),
+                           ::testing::Range(0, (int)kNumEffectUuids)));
 
 int main(int argc, char** argv) {
     ::testing::InitGoogleTest(&argc, argv);
diff --git a/media/libeffects/lvm/tests/EffectReverbTest.cpp b/media/libeffects/lvm/tests/EffectReverbTest.cpp
new file mode 100644
index 0000000..59453eb
--- /dev/null
+++ b/media/libeffects/lvm/tests/EffectReverbTest.cpp
@@ -0,0 +1,239 @@
+/*
+ * Copyright 2021 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.
+ */
+
+#include <audio_effects/effect_presetreverb.h>
+#include <VectorArithmetic.h>
+
+#include "EffectTestHelper.h"
+using namespace android;
+
+constexpr effect_uuid_t kEffectUuids[] = {
+        // NXP SW insert environmental reverb
+        {0xc7a511a0, 0xa3bb, 0x11df, 0x860e, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
+        // NXP SW insert preset reverb
+        {0x172cdf00, 0xa3bc, 0x11df, 0xa72f, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
+        // NXP SW auxiliary environmental reverb
+        {0x4a387fc0, 0x8ab3, 0x11df, 0x8bad, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
+        // NXP SW auxiliary preset reverb
+        {0xf29a1400, 0xa3bb, 0x11df, 0x8ddc, {0x00, 0x02, 0xa5, 0xd5, 0xc5, 0x1b}},
+};
+
+constexpr size_t kNumEffectUuids = std::size(kEffectUuids);
+
+static bool isAuxMode(const effect_uuid_t* uuid) {
+    // Update this, if the order of effects in kEffectUuids is updated
+    return (uuid == &kEffectUuids[2] || uuid == &kEffectUuids[3]);
+}
+
+constexpr int kPresets[] = {
+        REVERB_PRESET_NONE,      REVERB_PRESET_SMALLROOM,  REVERB_PRESET_MEDIUMROOM,
+        REVERB_PRESET_LARGEROOM, REVERB_PRESET_MEDIUMHALL, REVERB_PRESET_LARGEHALL,
+        REVERB_PRESET_PLATE,
+};
+
+constexpr size_t kNumPresets = std::size(kPresets);
+
+typedef std::tuple<int, int, int, int, int, int> SingleEffectTestParam;
+class SingleEffectTest : public ::testing::TestWithParam<SingleEffectTestParam> {
+  public:
+    SingleEffectTest()
+        : mSampleRate(EffectTestHelper::kSampleRates[std::get<1>(GetParam())]),
+          mFrameCount(EffectTestHelper::kFrameCounts[std::get<2>(GetParam())]),
+          mLoopCount(EffectTestHelper::kLoopCounts[std::get<3>(GetParam())]),
+          mTotalFrameCount(mFrameCount * mLoopCount),
+          mUuid(&kEffectUuids[std::get<4>(GetParam())]),
+          mInChMask(isAuxMode(mUuid) ? AUDIO_CHANNEL_OUT_MONO
+                                     : EffectTestHelper::kChMasks[std::get<0>(GetParam())]),
+          mInChannelCount(audio_channel_count_from_out_mask(mInChMask)),
+          mOutChMask(EffectTestHelper::kChMasks[std::get<0>(GetParam())]),
+          mOutChannelCount(audio_channel_count_from_out_mask(mOutChMask)),
+          mPreset(kPresets[std::get<5>(GetParam())]) {}
+
+    const size_t mSampleRate;
+    const size_t mFrameCount;
+    const size_t mLoopCount;
+    const size_t mTotalFrameCount;
+    const effect_uuid_t* mUuid;
+    const size_t mInChMask;
+    const size_t mInChannelCount;
+    const size_t mOutChMask;
+    const size_t mOutChannelCount;
+    const size_t mPreset;
+};
+
+// Tests applying a single effect
+TEST_P(SingleEffectTest, SimpleProcess) {
+    SCOPED_TRACE(testing::Message() << "outChMask: " << mOutChMask << " sampleRate: " << mSampleRate
+                                    << " frameCount: " << mFrameCount
+                                    << " loopCount: " << mLoopCount << " preset: " << mPreset);
+
+    EffectTestHelper effect(mUuid, mInChMask, mOutChMask, mSampleRate, mFrameCount, mLoopCount);
+
+    ASSERT_NO_FATAL_FAILURE(effect.createEffect());
+    ASSERT_NO_FATAL_FAILURE(effect.setConfig());
+    ASSERT_NO_FATAL_FAILURE(effect.setParam(REVERB_PARAM_PRESET, mPreset));
+
+    // Initialize input buffer with deterministic pseudo-random values
+    std::vector<float> input(mTotalFrameCount * mInChannelCount);
+    std::vector<float> output(mTotalFrameCount * mOutChannelCount);
+    std::minstd_rand gen(mOutChMask);
+    std::uniform_real_distribution<> dis(-1.0f, 1.0f);
+    for (auto& in : input) {
+        in = dis(gen);
+    }
+    ASSERT_NO_FATAL_FAILURE(effect.process(input.data(), output.data()));
+    ASSERT_NO_FATAL_FAILURE(effect.releaseEffect());
+}
+
+INSTANTIATE_TEST_SUITE_P(
+        EffectReverbTestAll, SingleEffectTest,
+        ::testing::Combine(::testing::Range(0, (int)EffectTestHelper::kNumChMasks),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumSampleRates),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumFrameCounts),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumLoopCounts),
+                           ::testing::Range(0, (int)kNumEffectUuids),
+                           ::testing::Range(0, (int)kNumPresets)));
+
+typedef std::tuple<int, int, int, int, int> SingleEffectComparisonTestParam;
+class SingleEffectComparisonTest
+    : public ::testing::TestWithParam<SingleEffectComparisonTestParam> {
+  public:
+    SingleEffectComparisonTest()
+        : mSampleRate(EffectTestHelper::kSampleRates[std::get<0>(GetParam())]),
+          mFrameCount(EffectTestHelper::kFrameCounts[std::get<1>(GetParam())]),
+          mLoopCount(EffectTestHelper::kLoopCounts[std::get<2>(GetParam())]),
+          mTotalFrameCount(mFrameCount * mLoopCount),
+          mUuid(&kEffectUuids[std::get<3>(GetParam())]),
+          mPreset(kPresets[std::get<4>(GetParam())]) {}
+
+    const size_t mSampleRate;
+    const size_t mFrameCount;
+    const size_t mLoopCount;
+    const size_t mTotalFrameCount;
+    const effect_uuid_t* mUuid;
+    const size_t mPreset;
+};
+
+// Compares first two channels in multi-channel output to stereo output when same effect is applied
+TEST_P(SingleEffectComparisonTest, SimpleProcess) {
+    SCOPED_TRACE(testing::Message()
+                 << " sampleRate: " << mSampleRate << " frameCount: " << mFrameCount
+                 << " loopCount: " << mLoopCount << " preset: " << mPreset);
+
+    // Initialize mono input buffer with deterministic pseudo-random values
+    std::vector<float> monoInput(mTotalFrameCount);
+
+    std::minstd_rand gen(mSampleRate);
+    std::uniform_real_distribution<> dis(-1.0f, 1.0f);
+    for (auto& in : monoInput) {
+        in = dis(gen);
+    }
+
+    // Generate stereo by repeating mono channel data
+    std::vector<float> stereoInput(mTotalFrameCount * FCC_2);
+    adjust_channels(monoInput.data(), FCC_1, stereoInput.data(), FCC_2, sizeof(float),
+                    mTotalFrameCount * sizeof(float) * FCC_1);
+
+    // Apply effect on stereo channels
+    EffectTestHelper stereoEffect(
+            mUuid, isAuxMode(mUuid) ? AUDIO_CHANNEL_OUT_MONO : AUDIO_CHANNEL_OUT_STEREO,
+            AUDIO_CHANNEL_OUT_STEREO, mSampleRate, mFrameCount, mLoopCount);
+
+    ASSERT_NO_FATAL_FAILURE(stereoEffect.createEffect());
+    ASSERT_NO_FATAL_FAILURE(stereoEffect.setConfig());
+    ASSERT_NO_FATAL_FAILURE(stereoEffect.setParam(REVERB_PARAM_PRESET, mPreset));
+
+    std::vector<float> stereoOutput(mTotalFrameCount * FCC_2);
+    ASSERT_NO_FATAL_FAILURE(stereoEffect.process(
+            (isAuxMode(mUuid) ? monoInput.data() : stereoInput.data()), stereoOutput.data()));
+    ASSERT_NO_FATAL_FAILURE(stereoEffect.releaseEffect());
+
+    // Average of both channels data is stored for mono comparison
+    std::vector<float> monoOutput(mTotalFrameCount);
+    From2iToMono_Float((const float*)stereoOutput.data(), monoOutput.data(), mTotalFrameCount);
+
+    // Convert stereo float data to stereo int16_t to be used as reference
+    std::vector<int16_t> stereoRefI16(mTotalFrameCount * FCC_2);
+    memcpy_to_i16_from_float(stereoRefI16.data(), stereoOutput.data(), mTotalFrameCount * FCC_2);
+
+    // mono int16_t to be used as refernece for mono comparison
+    std::vector<int16_t> monoRefI16(mTotalFrameCount);
+    memcpy_to_i16_from_float(monoRefI16.data(), monoOutput.data(), mTotalFrameCount);
+
+    for (size_t outChMask : EffectTestHelper::kChMasks) {
+        size_t outChannelCount = audio_channel_count_from_out_mask(outChMask);
+        size_t inChMask = isAuxMode(mUuid) ? AUDIO_CHANNEL_OUT_MONO : outChMask;
+
+        EffectTestHelper testEffect(mUuid, inChMask, outChMask, mSampleRate, mFrameCount,
+                                    mLoopCount);
+
+        ASSERT_NO_FATAL_FAILURE(testEffect.createEffect());
+        ASSERT_NO_FATAL_FAILURE(testEffect.setConfig());
+        ASSERT_NO_FATAL_FAILURE(testEffect.setParam(REVERB_PARAM_PRESET, mPreset));
+
+        std::vector<float> testInput(mTotalFrameCount * outChannelCount);
+
+        // Repeat mono channel data to all the channels
+        // adjust_channels() zero fills channels > 2, hence can't be used here
+        for (size_t i = 0; i < mTotalFrameCount; ++i) {
+            auto* fp = &testInput[i * outChannelCount];
+            std::fill(fp, fp + outChannelCount, monoInput[i]);
+        }
+
+        std::vector<float> testOutput(mTotalFrameCount * outChannelCount);
+        ASSERT_NO_FATAL_FAILURE(testEffect.process(
+                (isAuxMode(mUuid) ? monoInput.data() : testInput.data()), testOutput.data()));
+        ASSERT_NO_FATAL_FAILURE(testEffect.releaseEffect());
+
+        if (outChannelCount == FCC_1) {
+            // Convert the test data to int16_t
+            std::vector<int16_t> monoTestI16(mTotalFrameCount);
+            memcpy_to_i16_from_float(monoTestI16.data(), testOutput.data(), mTotalFrameCount);
+
+            ASSERT_EQ(0, memcmp(monoRefI16.data(), monoTestI16.data(), mTotalFrameCount * FCC_2))
+                    << "Mono channel do not match with reference output \n";
+        } else {
+            // Extract first two channels
+            std::vector<float> stereoTestOutput(mTotalFrameCount * FCC_2);
+            adjust_channels(testOutput.data(), outChannelCount, stereoTestOutput.data(), FCC_2,
+                            sizeof(float), mTotalFrameCount * sizeof(float) * outChannelCount);
+
+            // Convert the test data to int16_t
+            std::vector<int16_t> stereoTestI16(mTotalFrameCount * FCC_2);
+            memcpy_to_i16_from_float(stereoTestI16.data(), stereoTestOutput.data(),
+                                     mTotalFrameCount * FCC_2);
+
+            ASSERT_EQ(0,
+                      memcmp(stereoRefI16.data(), stereoTestI16.data(), mTotalFrameCount * FCC_2))
+                    << "First two channels do not match with stereo output \n";
+        }
+    }
+}
+
+INSTANTIATE_TEST_SUITE_P(
+        EffectReverbTestAll, SingleEffectComparisonTest,
+        ::testing::Combine(::testing::Range(0, (int)EffectTestHelper::kNumSampleRates),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumFrameCounts),
+                           ::testing::Range(0, (int)EffectTestHelper::kNumLoopCounts),
+                           ::testing::Range(0, (int)kNumEffectUuids),
+                           ::testing::Range(0, (int)kNumPresets)));
+
+int main(int argc, char** argv) {
+    ::testing::InitGoogleTest(&argc, argv);
+    int status = RUN_ALL_TESTS();
+    ALOGV("Test result = %d\n", status);
+    return status;
+}
diff --git a/media/libeffects/lvm/tests/EffectTestHelper.cpp b/media/libeffects/lvm/tests/EffectTestHelper.cpp
new file mode 100644
index 0000000..625c15a
--- /dev/null
+++ b/media/libeffects/lvm/tests/EffectTestHelper.cpp
@@ -0,0 +1,81 @@
+/*
+ * Copyright 2021 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.
+ */
+
+#include "EffectTestHelper.h"
+extern audio_effect_library_t AUDIO_EFFECT_LIBRARY_INFO_SYM;
+
+namespace android {
+
+void EffectTestHelper::createEffect() {
+    int status = AUDIO_EFFECT_LIBRARY_INFO_SYM.create_effect(mUuid, 1, 1, &mEffectHandle);
+    ASSERT_EQ(status, 0) << "create_effect returned an error " << status;
+}
+
+void EffectTestHelper::releaseEffect() {
+    int status = AUDIO_EFFECT_LIBRARY_INFO_SYM.release_effect(mEffectHandle);
+    ASSERT_EQ(status, 0) << "release_effect returned an error " << status;
+}
+
+void EffectTestHelper::setConfig() {
+    effect_config_t config{};
+    config.inputCfg.samplingRate = config.outputCfg.samplingRate = mSampleRate;
+    config.inputCfg.channels = mInChMask;
+    config.outputCfg.channels = mOutChMask;
+    config.inputCfg.format = config.outputCfg.format = AUDIO_FORMAT_PCM_FLOAT;
+
+    int reply = 0;
+    uint32_t replySize = sizeof(reply);
+    int status = (*mEffectHandle)
+                         ->command(mEffectHandle, EFFECT_CMD_SET_CONFIG, sizeof(effect_config_t),
+                                   &config, &replySize, &reply);
+    ASSERT_EQ(status, 0) << "set_config returned an error " << status;
+    ASSERT_EQ(reply, 0) << "set_config reply non zero " << reply;
+
+    status = (*mEffectHandle)
+                     ->command(mEffectHandle, EFFECT_CMD_ENABLE, 0, nullptr, &replySize, &reply);
+    ASSERT_EQ(status, 0) << "cmd_enable returned an error " << status;
+    ASSERT_EQ(reply, 0) << "cmd_enable reply non zero " << reply;
+}
+
+void EffectTestHelper::setParam(uint32_t type, uint32_t value) {
+    int reply = 0;
+    uint32_t replySize = sizeof(reply);
+    uint32_t paramData[2] = {type, value};
+    auto effectParam = new effect_param_t[sizeof(effect_param_t) + sizeof(paramData)];
+    memcpy(&effectParam->data[0], &paramData[0], sizeof(paramData));
+    effectParam->psize = sizeof(paramData[0]);
+    effectParam->vsize = sizeof(paramData[1]);
+    int status = (*mEffectHandle)
+                         ->command(mEffectHandle, EFFECT_CMD_SET_PARAM,
+                                   sizeof(effect_param_t) + sizeof(paramData), effectParam,
+                                   &replySize, &reply);
+    delete[] effectParam;
+    ASSERT_EQ(status, 0) << "set_param returned an error " << status;
+    ASSERT_EQ(reply, 0) << "set_param reply non zero " << reply;
+}
+
+void EffectTestHelper::process(float* input, float* output) {
+    audio_buffer_t inBuffer = {.frameCount = mFrameCount, .f32 = input};
+    audio_buffer_t outBuffer = {.frameCount = mFrameCount, .f32 = output};
+    for (size_t i = 0; i < mLoopCount; i++) {
+        int status = (*mEffectHandle)->process(mEffectHandle, &inBuffer, &outBuffer);
+        ASSERT_EQ(status, 0) << "process returned an error " << status;
+
+        inBuffer.f32 += mFrameCount * mInChannelCount;
+        outBuffer.f32 += mFrameCount * mOutChannelCount;
+    }
+}
+}  // namespace android
diff --git a/media/libeffects/lvm/tests/EffectTestHelper.h b/media/libeffects/lvm/tests/EffectTestHelper.h
new file mode 100644
index 0000000..3854d46
--- /dev/null
+++ b/media/libeffects/lvm/tests/EffectTestHelper.h
@@ -0,0 +1,123 @@
+/*
+ * Copyright 2021 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.
+ */
+
+#pragma once
+
+#include <array>
+#include <audio_utils/channels.h>
+#include <audio_utils/primitives.h>
+#include <climits>
+#include <cstdlib>
+#include <gtest/gtest.h>
+#include <hardware/audio_effect.h>
+#include <log/log.h>
+#include <random>
+#include <stdint.h>
+#include <system/audio.h>
+#include <vector>
+
+namespace android {
+template <typename T>
+static float computeSnr(const T* ref, const T* tst, size_t count) {
+    double signal{};
+    double noise{};
+
+    for (size_t i = 0; i < count; ++i) {
+        const double value(ref[i]);
+        const double diff(tst[i] - value);
+        signal += value * value;
+        noise += diff * diff;
+    }
+    // Initialized to large value to handle
+    // cases where ref and tst match exactly
+    float snr = FLT_MAX;
+    if (signal > 0.0f && noise > 0.0f) {
+        snr = 10.f * log(signal / noise);
+    }
+    return snr;
+}
+
+class EffectTestHelper {
+  public:
+    EffectTestHelper(const effect_uuid_t* uuid, size_t inChMask, size_t outChMask,
+                     size_t sampleRate, size_t frameCount, size_t loopCount)
+        : mUuid(uuid),
+          mInChMask(inChMask),
+          mInChannelCount(audio_channel_count_from_out_mask(mInChMask)),
+          mOutChMask(outChMask),
+          mOutChannelCount(audio_channel_count_from_out_mask(mOutChMask)),
+          mSampleRate(sampleRate),
+          mFrameCount(frameCount),
+          mLoopCount(loopCount) {}
+    void createEffect();
+    void releaseEffect();
+    void setConfig();
+    void setParam(uint32_t type, uint32_t val);
+    void process(float* input, float* output);
+
+    // Corresponds to SNR for 1 bit difference between two int16_t signals
+    static constexpr float kSNRThreshold = 90.308998;
+
+    static constexpr audio_channel_mask_t kChMasks[] = {
+            AUDIO_CHANNEL_OUT_MONO,          AUDIO_CHANNEL_OUT_STEREO,
+            AUDIO_CHANNEL_OUT_2POINT1,       AUDIO_CHANNEL_OUT_2POINT0POINT2,
+            AUDIO_CHANNEL_OUT_QUAD,          AUDIO_CHANNEL_OUT_QUAD_BACK,
+            AUDIO_CHANNEL_OUT_QUAD_SIDE,     AUDIO_CHANNEL_OUT_SURROUND,
+            AUDIO_CHANNEL_INDEX_MASK_4,      AUDIO_CHANNEL_OUT_2POINT1POINT2,
+            AUDIO_CHANNEL_OUT_3POINT0POINT2, AUDIO_CHANNEL_OUT_PENTA,
+            AUDIO_CHANNEL_INDEX_MASK_5,      AUDIO_CHANNEL_OUT_3POINT1POINT2,
+            AUDIO_CHANNEL_OUT_5POINT1,       AUDIO_CHANNEL_OUT_5POINT1_BACK,
+            AUDIO_CHANNEL_OUT_5POINT1_SIDE,  AUDIO_CHANNEL_INDEX_MASK_6,
+            AUDIO_CHANNEL_OUT_6POINT1,       AUDIO_CHANNEL_INDEX_MASK_7,
+            AUDIO_CHANNEL_OUT_5POINT1POINT2, AUDIO_CHANNEL_OUT_7POINT1,
+            AUDIO_CHANNEL_INDEX_MASK_8,      AUDIO_CHANNEL_INDEX_MASK_9,
+            AUDIO_CHANNEL_INDEX_MASK_10,     AUDIO_CHANNEL_INDEX_MASK_11,
+            AUDIO_CHANNEL_INDEX_MASK_12,     AUDIO_CHANNEL_INDEX_MASK_13,
+            AUDIO_CHANNEL_INDEX_MASK_14,     AUDIO_CHANNEL_INDEX_MASK_15,
+            AUDIO_CHANNEL_INDEX_MASK_16,     AUDIO_CHANNEL_INDEX_MASK_17,
+            AUDIO_CHANNEL_INDEX_MASK_18,     AUDIO_CHANNEL_INDEX_MASK_19,
+            AUDIO_CHANNEL_INDEX_MASK_20,     AUDIO_CHANNEL_INDEX_MASK_21,
+            AUDIO_CHANNEL_INDEX_MASK_22,     AUDIO_CHANNEL_INDEX_MASK_23,
+            AUDIO_CHANNEL_INDEX_MASK_24,
+    };
+
+    static constexpr size_t kNumChMasks = std::size(kChMasks);
+
+    static constexpr size_t kSampleRates[] = {8000,  11025, 12000, 16000, 22050,  24000, 32000,
+                                              44100, 48000, 88200, 96000, 176400, 192000};
+
+    static constexpr size_t kNumSampleRates = std::size(kSampleRates);
+
+    static constexpr size_t kFrameCounts[] = {4, 2048};
+
+    static constexpr size_t kNumFrameCounts = std::size(kFrameCounts);
+
+    static constexpr size_t kLoopCounts[] = {1, 4};
+
+    static constexpr size_t kNumLoopCounts = std::size(kLoopCounts);
+
+  private:
+    const effect_uuid_t* mUuid;
+    const size_t mInChMask;
+    const size_t mInChannelCount;
+    const size_t mOutChMask;
+    const size_t mOutChannelCount;
+    const size_t mSampleRate;
+    const size_t mFrameCount;
+    const size_t mLoopCount;
+    effect_handle_t mEffectHandle{};
+};
+}  // namespace android