diff --git a/audio/aidl/default/automaticGainControlV1/Android.bp b/audio/aidl/default/automaticGainControlV1/Android.bp
new file mode 100644
index 0000000..4ae8e63
--- /dev/null
+++ b/audio/aidl/default/automaticGainControlV1/Android.bp
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2023 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.
+ */
+
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
+cc_library_shared {
+    name: "libagc1sw",
+    defaults: [
+        "aidlaudioeffectservice_defaults",
+        "latest_android_media_audio_common_types_ndk_shared",
+        "latest_android_hardware_audio_effect_ndk_shared",
+    ],
+    srcs: [
+        "AutomaticGainControlV1Sw.cpp",
+        ":effectCommonFile",
+    ],
+    relative_install_path: "soundfx",
+    visibility: [
+        "//hardware/interfaces/audio/aidl/default",
+    ],
+}
diff --git a/audio/aidl/default/automaticGainControlV1/AutomaticGainControlV1Sw.cpp b/audio/aidl/default/automaticGainControlV1/AutomaticGainControlV1Sw.cpp
new file mode 100644
index 0000000..39290b4
--- /dev/null
+++ b/audio/aidl/default/automaticGainControlV1/AutomaticGainControlV1Sw.cpp
@@ -0,0 +1,226 @@
+/*
+ * Copyright (C) 2023 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "AHAL_AutomaticGainControlV1Sw"
+
+#include <android-base/logging.h>
+
+#include "AutomaticGainControlV1Sw.h"
+
+using aidl::android::hardware::audio::effect::AutomaticGainControlV1Sw;
+using aidl::android::hardware::audio::effect::Descriptor;
+using aidl::android::hardware::audio::effect::IEffect;
+using aidl::android::hardware::audio::effect::kAutomaticGainControlV1SwImplUUID;
+using aidl::android::media::audio::common::AudioUuid;
+
+extern "C" binder_exception_t createEffect(const AudioUuid* in_impl_uuid,
+                                           std::shared_ptr<IEffect>* instanceSpp) {
+    if (!in_impl_uuid || *in_impl_uuid != kAutomaticGainControlV1SwImplUUID) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    if (instanceSpp) {
+        *instanceSpp = ndk::SharedRefBase::make<AutomaticGainControlV1Sw>();
+        LOG(DEBUG) << __func__ << " instance " << instanceSpp->get() << " created";
+        return EX_NONE;
+    } else {
+        LOG(ERROR) << __func__ << " invalid input parameter!";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+}
+
+extern "C" binder_exception_t queryEffect(const AudioUuid* in_impl_uuid, Descriptor* _aidl_return) {
+    if (!in_impl_uuid || *in_impl_uuid != kAutomaticGainControlV1SwImplUUID) {
+        LOG(ERROR) << __func__ << "uuid not supported";
+        return EX_ILLEGAL_ARGUMENT;
+    }
+    *_aidl_return = AutomaticGainControlV1Sw::kDescriptor;
+    return EX_NONE;
+}
+
+namespace aidl::android::hardware::audio::effect {
+
+const std::string AutomaticGainControlV1Sw::kEffectName = "AutomaticGainControlV1Sw";
+
+const std::vector<Range::AutomaticGainControlV1Range> AutomaticGainControlV1Sw::kRanges = {
+        MAKE_RANGE(AutomaticGainControlV1, targetPeakLevelDbFs, -3100, 0),
+        MAKE_RANGE(AutomaticGainControlV1, maxCompressionGainDb, 0, 9000)};
+
+const Capability AutomaticGainControlV1Sw::kCapability = {
+        .range = AutomaticGainControlV1Sw::kRanges};
+
+const Descriptor AutomaticGainControlV1Sw::kDescriptor = {
+        .common = {.id = {.type = kAutomaticGainControlV1TypeUUID,
+                          .uuid = kAutomaticGainControlV1SwImplUUID,
+                          .proxy = std::nullopt},
+                   .flags = {.type = Flags::Type::INSERT,
+                             .insert = Flags::Insert::FIRST,
+                             .volume = Flags::Volume::CTRL},
+                   .name = AutomaticGainControlV1Sw::kEffectName,
+                   .implementor = "The Android Open Source Project"},
+        .capability = AutomaticGainControlV1Sw::kCapability};
+
+ndk::ScopedAStatus AutomaticGainControlV1Sw::getDescriptor(Descriptor* _aidl_return) {
+    LOG(DEBUG) << __func__ << kDescriptor.toString();
+    *_aidl_return = kDescriptor;
+    return ndk::ScopedAStatus::ok();
+}
+
+ndk::ScopedAStatus AutomaticGainControlV1Sw::setParameterSpecific(
+        const Parameter::Specific& specific) {
+    RETURN_IF(Parameter::Specific::automaticGainControlV1 != specific.getTag(), EX_ILLEGAL_ARGUMENT,
+              "EffectNotSupported");
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+
+    auto& param = specific.get<Parameter::Specific::automaticGainControlV1>();
+    RETURN_IF(!inRange(param, kRanges), EX_ILLEGAL_ARGUMENT, "outOfRange");
+    auto tag = param.getTag();
+    switch (tag) {
+        case AutomaticGainControlV1::targetPeakLevelDbFs: {
+            RETURN_IF(mContext->setTargetPeakLevel(
+                              param.get<AutomaticGainControlV1::targetPeakLevelDbFs>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "targetPeakLevelNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        case AutomaticGainControlV1::maxCompressionGainDb: {
+            RETURN_IF(mContext->setMaxCompressionGain(
+                              param.get<AutomaticGainControlV1::maxCompressionGainDb>()) !=
+                              RetCode::SUCCESS,
+                      EX_ILLEGAL_ARGUMENT, "maxCompressionGainNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        case AutomaticGainControlV1::enableLimiter: {
+            RETURN_IF(
+                    mContext->setEnableLimiter(
+                            param.get<AutomaticGainControlV1::enableLimiter>()) != RetCode::SUCCESS,
+                    EX_ILLEGAL_ARGUMENT, "enableLimiterNotSupported");
+            return ndk::ScopedAStatus::ok();
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "AutomaticGainControlV1TagNotSupported");
+        }
+    }
+}
+
+ndk::ScopedAStatus AutomaticGainControlV1Sw::getParameterSpecific(const Parameter::Id& id,
+                                                                  Parameter::Specific* specific) {
+    auto tag = id.getTag();
+    RETURN_IF(Parameter::Id::automaticGainControlV1Tag != tag, EX_ILLEGAL_ARGUMENT, "wrongIdTag");
+    auto specificId = id.get<Parameter::Id::automaticGainControlV1Tag>();
+    auto specificIdTag = specificId.getTag();
+    switch (specificIdTag) {
+        case AutomaticGainControlV1::Id::commonTag:
+            return getParameterAutomaticGainControlV1(
+                    specificId.get<AutomaticGainControlV1::Id::commonTag>(), specific);
+        default:
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "AutomaticGainControlV1TagNotSupported");
+    }
+}
+
+ndk::ScopedAStatus AutomaticGainControlV1Sw::getParameterAutomaticGainControlV1(
+        const AutomaticGainControlV1::Tag& tag, Parameter::Specific* specific) {
+    RETURN_IF(!mContext, EX_NULL_POINTER, "nullContext");
+    AutomaticGainControlV1 param;
+    switch (tag) {
+        case AutomaticGainControlV1::targetPeakLevelDbFs: {
+            param.set<AutomaticGainControlV1::targetPeakLevelDbFs>(mContext->getTargetPeakLevel());
+            break;
+        }
+        case AutomaticGainControlV1::maxCompressionGainDb: {
+            param.set<AutomaticGainControlV1::maxCompressionGainDb>(
+                    mContext->getMaxCompressionGain());
+            break;
+        }
+        case AutomaticGainControlV1::enableLimiter: {
+            param.set<AutomaticGainControlV1::enableLimiter>(mContext->getEnableLimiter());
+            break;
+        }
+        default: {
+            LOG(ERROR) << __func__ << " unsupported tag: " << toString(tag);
+            return ndk::ScopedAStatus::fromExceptionCodeWithMessage(
+                    EX_ILLEGAL_ARGUMENT, "AutomaticGainControlV1TagNotSupported");
+        }
+    }
+
+    specific->set<Parameter::Specific::automaticGainControlV1>(param);
+    return ndk::ScopedAStatus::ok();
+}
+
+std::shared_ptr<EffectContext> AutomaticGainControlV1Sw::createContext(
+        const Parameter::Common& common) {
+    if (mContext) {
+        LOG(DEBUG) << __func__ << " context already exist";
+    } else {
+        mContext =
+                std::make_shared<AutomaticGainControlV1SwContext>(1 /* statusFmqDepth */, common);
+    }
+    return mContext;
+}
+
+std::shared_ptr<EffectContext> AutomaticGainControlV1Sw::getContext() {
+    return mContext;
+}
+
+RetCode AutomaticGainControlV1Sw::releaseContext() {
+    if (mContext) {
+        mContext.reset();
+    }
+    return RetCode::SUCCESS;
+}
+
+// Processing method running in EffectWorker thread.
+IEffect::Status AutomaticGainControlV1Sw::effectProcessImpl(float* in, float* out, int samples) {
+    // TODO: get data buffer and process.
+    LOG(DEBUG) << __func__ << " in " << in << " out " << out << " samples " << samples;
+    for (int i = 0; i < samples; i++) {
+        *out++ = *in++;
+    }
+    return {STATUS_OK, samples, samples};
+}
+
+RetCode AutomaticGainControlV1SwContext::setTargetPeakLevel(int targetPeakLevel) {
+    mTargetPeakLevel = targetPeakLevel;
+    return RetCode::SUCCESS;
+}
+
+int AutomaticGainControlV1SwContext::getTargetPeakLevel() {
+    return mTargetPeakLevel;
+}
+
+RetCode AutomaticGainControlV1SwContext::setMaxCompressionGain(int maxCompressionGain) {
+    mMaxCompressionGain = maxCompressionGain;
+    return RetCode::SUCCESS;
+}
+
+int AutomaticGainControlV1SwContext::getMaxCompressionGain() {
+    return mMaxCompressionGain;
+}
+
+RetCode AutomaticGainControlV1SwContext::setEnableLimiter(bool enableLimiter) {
+    mEnableLimiter = enableLimiter;
+    return RetCode::SUCCESS;
+}
+
+bool AutomaticGainControlV1SwContext::getEnableLimiter() {
+    return mEnableLimiter;
+}
+
+}  // namespace aidl::android::hardware::audio::effect
diff --git a/audio/aidl/default/automaticGainControlV1/AutomaticGainControlV1Sw.h b/audio/aidl/default/automaticGainControlV1/AutomaticGainControlV1Sw.h
new file mode 100644
index 0000000..6ba7328
--- /dev/null
+++ b/audio/aidl/default/automaticGainControlV1/AutomaticGainControlV1Sw.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2023 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 "effect-impl/EffectImpl.h"
+#include "effect-impl/EffectUUID.h"
+
+namespace aidl::android::hardware::audio::effect {
+
+class AutomaticGainControlV1SwContext final : public EffectContext {
+  public:
+    AutomaticGainControlV1SwContext(int statusDepth, const Parameter::Common& common)
+        : EffectContext(statusDepth, common) {
+        LOG(DEBUG) << __func__;
+    }
+
+    RetCode setTargetPeakLevel(int targetPeakLevel);
+    int getTargetPeakLevel();
+    RetCode setMaxCompressionGain(int maxCompressionGainDb);
+    int getMaxCompressionGain();
+    RetCode setEnableLimiter(bool enableLimiter);
+    bool getEnableLimiter();
+
+  private:
+    int mTargetPeakLevel = 0;
+    int mMaxCompressionGain = 0;
+    bool mEnableLimiter = false;
+};
+
+class AutomaticGainControlV1Sw final : public EffectImpl {
+  public:
+    static const std::string kEffectName;
+    static const bool kStrengthSupported;
+    static const Capability kCapability;
+    static const Descriptor kDescriptor;
+    AutomaticGainControlV1Sw() { LOG(DEBUG) << __func__; }
+    ~AutomaticGainControlV1Sw() {
+        cleanUp();
+        LOG(DEBUG) << __func__;
+    }
+
+    ndk::ScopedAStatus getDescriptor(Descriptor* _aidl_return) override;
+    ndk::ScopedAStatus setParameterSpecific(const Parameter::Specific& specific) override;
+    ndk::ScopedAStatus getParameterSpecific(const Parameter::Id& id,
+                                            Parameter::Specific* specific) override;
+
+    std::shared_ptr<EffectContext> createContext(const Parameter::Common& common) override;
+    std::shared_ptr<EffectContext> getContext() override;
+    RetCode releaseContext() override;
+
+    std::string getEffectName() override { return kEffectName; };
+    IEffect::Status effectProcessImpl(float* in, float* out, int samples) override;
+
+  private:
+    static const std::vector<Range::AutomaticGainControlV1Range> kRanges;
+    std::shared_ptr<AutomaticGainControlV1SwContext> mContext;
+    ndk::ScopedAStatus getParameterAutomaticGainControlV1(const AutomaticGainControlV1::Tag& tag,
+                                                          Parameter::Specific* specific);
+};
+}  // namespace aidl::android::hardware::audio::effect