diff --git a/audio/aidl/common/include/StreamWorker.h b/audio/aidl/common/include/StreamWorker.h
new file mode 100644
index 0000000..8a273dc
--- /dev/null
+++ b/audio/aidl/common/include/StreamWorker.h
@@ -0,0 +1,156 @@
+/*
+ * Copyright (C) 2022 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 <sched.h>
+
+#include <condition_variable>
+#include <mutex>
+#include <thread>
+
+#include <android-base/thread_annotations.h>
+
+template <typename Impl>
+class StreamWorker {
+    enum class WorkerState { STOPPED, RUNNING, PAUSE_REQUESTED, PAUSED, RESUME_REQUESTED, ERROR };
+
+  public:
+    StreamWorker() = default;
+    ~StreamWorker() { stop(); }
+    bool start() {
+        mWorker = std::thread(&StreamWorker::workerThread, this);
+        std::unique_lock<std::mutex> lock(mWorkerLock);
+        android::base::ScopedLockAssertion lock_assertion(mWorkerLock);
+        mWorkerCv.wait(lock, [&]() {
+            android::base::ScopedLockAssertion lock_assertion(mWorkerLock);
+            return mWorkerState != WorkerState::STOPPED;
+        });
+        return mWorkerState == WorkerState::RUNNING;
+    }
+    void pause() { switchWorkerStateSync(WorkerState::RUNNING, WorkerState::PAUSE_REQUESTED); }
+    void resume() { switchWorkerStateSync(WorkerState::PAUSED, WorkerState::RESUME_REQUESTED); }
+    bool hasError() {
+        std::lock_guard<std::mutex> lock(mWorkerLock);
+        return mWorkerState == WorkerState::ERROR;
+    }
+    void stop() {
+        {
+            std::lock_guard<std::mutex> lock(mWorkerLock);
+            if (mWorkerState == WorkerState::STOPPED) return;
+            mWorkerState = WorkerState::STOPPED;
+        }
+        if (mWorker.joinable()) {
+            mWorker.join();
+        }
+    }
+    bool waitForAtLeastOneCycle() {
+        WorkerState newState;
+        switchWorkerStateSync(WorkerState::RUNNING, WorkerState::PAUSE_REQUESTED, &newState);
+        if (newState != WorkerState::PAUSED) return false;
+        switchWorkerStateSync(newState, WorkerState::RESUME_REQUESTED, &newState);
+        return newState == WorkerState::RUNNING;
+    }
+
+    // Methods that need to be provided by subclasses:
+    //
+    // Called once at the beginning of the thread loop. Must return
+    // 'true' to enter the thread loop, otherwise the thread loop
+    // exits and the worker switches into the 'error' state.
+    // bool workerInit();
+    //
+    // Called for each thread loop unless the thread is in 'paused' state.
+    // Must return 'true' to continue running, otherwise the thread loop
+    // exits and the worker switches into the 'error' state.
+    // bool workerCycle();
+
+  private:
+    void switchWorkerStateSync(WorkerState oldState, WorkerState newState,
+                               WorkerState* finalState = nullptr) {
+        std::unique_lock<std::mutex> lock(mWorkerLock);
+        android::base::ScopedLockAssertion lock_assertion(mWorkerLock);
+        if (mWorkerState != oldState) {
+            if (finalState) *finalState = mWorkerState;
+            return;
+        }
+        mWorkerState = newState;
+        mWorkerCv.wait(lock, [&]() {
+            android::base::ScopedLockAssertion lock_assertion(mWorkerLock);
+            return mWorkerState != newState;
+        });
+        if (finalState) *finalState = mWorkerState;
+    }
+    void workerThread() {
+        bool success = static_cast<Impl*>(this)->workerInit();
+        {
+            std::lock_guard<std::mutex> lock(mWorkerLock);
+            mWorkerState = success ? WorkerState::RUNNING : WorkerState::ERROR;
+        }
+        mWorkerCv.notify_one();
+        if (!success) return;
+
+        for (WorkerState state = WorkerState::RUNNING; state != WorkerState::STOPPED;) {
+            bool needToNotify = false;
+            if (state != WorkerState::PAUSED ? static_cast<Impl*>(this)->workerCycle()
+                                             : (sched_yield(), true)) {
+                //
+                // Pause and resume are synchronous. One worker cycle must complete
+                // before the worker indicates a state change. This is how 'mWorkerState' and
+                // 'state' interact:
+                //
+                // mWorkerState == RUNNING
+                // client sets mWorkerState := PAUSE_REQUESTED
+                // last workerCycle gets executed, state := mWorkerState := PAUSED by us
+                //   (or the workers enters the 'error' state if workerCycle fails)
+                // client gets notified about state change in any case
+                // thread is doing a busy wait while 'state == PAUSED'
+                // client sets mWorkerState := RESUME_REQUESTED
+                // state := mWorkerState (RESUME_REQUESTED)
+                // mWorkerState := RUNNING, but we don't notify the client yet
+                // first workerCycle gets executed, the code below triggers a client notification
+                //   (or if workerCycle fails, worker enters 'error' state and also notifies)
+                // state := mWorkerState (RUNNING)
+                if (state == WorkerState::RESUME_REQUESTED) {
+                    needToNotify = true;
+                }
+                std::lock_guard<std::mutex> lock(mWorkerLock);
+                state = mWorkerState;
+                if (mWorkerState == WorkerState::PAUSE_REQUESTED) {
+                    state = mWorkerState = WorkerState::PAUSED;
+                    needToNotify = true;
+                } else if (mWorkerState == WorkerState::RESUME_REQUESTED) {
+                    mWorkerState = WorkerState::RUNNING;
+                }
+            } else {
+                std::lock_guard<std::mutex> lock(mWorkerLock);
+                if (state == WorkerState::RESUME_REQUESTED ||
+                    mWorkerState == WorkerState::PAUSE_REQUESTED) {
+                    needToNotify = true;
+                }
+                mWorkerState = WorkerState::ERROR;
+                state = WorkerState::STOPPED;
+            }
+            if (needToNotify) {
+                mWorkerCv.notify_one();
+            }
+        }
+    }
+
+    std::thread mWorker;
+    std::mutex mWorkerLock;
+    std::condition_variable mWorkerCv;
+    WorkerState mWorkerState GUARDED_BY(mWorkerLock) = WorkerState::STOPPED;
+};