| /* |
| * Copyright (C) 2012 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 com.android.mediaframeworktest.stress; |
| |
| import com.android.mediaframeworktest.MediaFrameworkTest; |
| import com.android.mediaframeworktest.CameraTestHelper; |
| |
| import java.io.BufferedWriter; |
| import java.io.File; |
| import java.io.FileWriter; |
| import java.io.IOException; |
| import java.io.Writer; |
| import java.util.concurrent.Semaphore; |
| import java.util.concurrent.TimeUnit; |
| import java.util.List; |
| |
| import android.hardware.Camera; |
| import android.hardware.Camera.Parameters; |
| import android.os.Environment; |
| import android.os.Handler; |
| import android.os.Looper; |
| import android.test.ActivityInstrumentationTestCase2; |
| import android.test.suitebuilder.annotation.LargeTest; |
| import android.util.Log; |
| import android.view.SurfaceHolder; |
| import com.android.mediaframeworktest.CameraStressTestRunner; |
| |
| import junit.framework.Assert; |
| |
| /** |
| * Junit / Instrumentation test case for the following camera APIs: |
| * - camera zoom |
| * - scene mode |
| * |
| * adb shell am instrument |
| * -e class com.android.mediaframeworktest.stress.CameraStressTest |
| * -w com.android.mediaframeworktest/.CameraStressTestRunner |
| */ |
| public class CameraStressTest extends ActivityInstrumentationTestCase2<MediaFrameworkTest> { |
| |
| private static final int NUMBER_OF_SCENE_MODE_LOOPS = 10; |
| private static final int NUMBER_OF_ZOOM_LOOPS = 100; |
| private static final long WAIT_TIMEOUT = 10 * 1000; // 10 seconds |
| private static final String CAMERA_STRESS_OUTPUT = "cameraStressOutput.txt"; |
| |
| private CameraTestHelper mCameraTestHelper; |
| private Handler mHandler; |
| private Thread mLooperThread; |
| private Writer mOutput; |
| |
| private String TAG = "CameraStressTest"; |
| |
| public CameraStressTest() { |
| super("com.android.mediaframeworktest", MediaFrameworkTest.class); |
| } |
| |
| protected void setUp() throws Exception { |
| final Semaphore sem = new Semaphore(0); |
| mLooperThread = new Thread() { |
| @Override |
| public void run() { |
| Log.v(TAG, "starting looper"); |
| Looper.prepare(); |
| mHandler = new Handler(); |
| sem.release(); |
| Looper.loop(); |
| Log.v(TAG, "quit looper"); |
| } |
| }; |
| mLooperThread.start(); |
| if (!sem.tryAcquire(WAIT_TIMEOUT, TimeUnit.MILLISECONDS)) { |
| fail("Failed to start the looper."); |
| } |
| getActivity(); |
| super.setUp(); |
| |
| mCameraTestHelper = new CameraTestHelper(); |
| File stressOutFile = new File(String.format("%s/%s", |
| Environment.getExternalStorageDirectory(), CAMERA_STRESS_OUTPUT)); |
| mOutput = new BufferedWriter(new FileWriter(stressOutFile, true)); |
| mOutput.write(this.getName() + "\n"); |
| } |
| |
| @Override |
| protected void tearDown() throws Exception { |
| if (mHandler != null) { |
| mHandler.getLooper().quit(); |
| mHandler = null; |
| } |
| if (mLooperThread != null) { |
| mLooperThread.join(WAIT_TIMEOUT); |
| if (mLooperThread.isAlive()) { |
| fail("Failed to stop the looper."); |
| } |
| mLooperThread = null; |
| } |
| mOutput.write("\n\n"); |
| mOutput.close(); |
| super.tearDown(); |
| } |
| |
| private void runOnLooper(final Runnable command) throws InterruptedException { |
| final Semaphore sem = new Semaphore(0); |
| mHandler.post(new Runnable() { |
| @Override |
| public void run() { |
| try { |
| command.run(); |
| } finally { |
| sem.release(); |
| } |
| } |
| }); |
| if (!sem.tryAcquire(WAIT_TIMEOUT, TimeUnit.MILLISECONDS)) { |
| fail("Failed to run the command on the looper."); |
| } |
| } |
| |
| /** |
| * Stress test iterating on the various scene modes (action, night, party, etc.) |
| */ |
| @LargeTest |
| public void testStressCameraSceneModes() throws Exception { |
| try { |
| SurfaceHolder surfaceHolder = MediaFrameworkTest.mSurfaceView.getHolder(); |
| Parameters params = mCameraTestHelper.getCameraParameters(); |
| List<String> supportedSceneModes = params.getSupportedSceneModes(); |
| assertNotNull("No scene modes supported", supportedSceneModes); |
| |
| mOutput.write("Total number of loops: " + |
| (NUMBER_OF_SCENE_MODE_LOOPS * supportedSceneModes.size()) + "\n"); |
| Log.v(TAG, "Start preview"); |
| mOutput.write("No of loop: "); |
| |
| for (int i = 0; i < supportedSceneModes.size(); i++) { |
| for (int j = 0; j < NUMBER_OF_SCENE_MODE_LOOPS; j++) { |
| runOnLooper(new Runnable() { |
| @Override |
| public void run() { |
| mCameraTestHelper.setupCameraTest(); |
| } |
| }); |
| Log.v(TAG, "Setting scene mode to " + supportedSceneModes.get(i)); |
| params.setSceneMode(supportedSceneModes.get(i)); |
| mCameraTestHelper.setParameters(params); |
| mCameraTestHelper.startCameraPreview(surfaceHolder); |
| mCameraTestHelper.capturePhoto(); |
| |
| if (i == 0 && j == 0) { |
| mOutput.write(Integer.toString(j + i * NUMBER_OF_SCENE_MODE_LOOPS)); |
| } else { |
| mOutput.write(", " + (j + i * NUMBER_OF_SCENE_MODE_LOOPS)); |
| } |
| } |
| } |
| mCameraTestHelper.cleanupTestImages(); |
| } catch (Exception e) { |
| Log.e(TAG, e.toString()); |
| fail("Camera scene mode test Exception"); |
| } |
| } |
| |
| /** |
| * Stress test iterating on the range of supported camera zoom levels |
| */ |
| @LargeTest |
| public void testStressCameraZoom() throws Exception { |
| try { |
| SurfaceHolder surfaceHolder = MediaFrameworkTest.mSurfaceView.getHolder(); |
| Parameters params = mCameraTestHelper.getCameraParameters(); |
| |
| if (!params.isSmoothZoomSupported() && !params.isZoomSupported()) { |
| Log.v(TAG, "Device camera does not support zoom"); |
| fail("Camera zoom stress test failed due to unsupported feature"); |
| } else { |
| Log.v(TAG, "Device camera does support zoom"); |
| Log.v(TAG, "Start preview"); |
| mOutput.write("Total number of loops: " + NUMBER_OF_ZOOM_LOOPS + "\n"); |
| mOutput.write("No of loops: "); |
| |
| int nextZoomLevel = 0; |
| |
| for (int i = 0; i < NUMBER_OF_ZOOM_LOOPS; i++) { |
| runOnLooper(new Runnable() { |
| @Override |
| public void run() { |
| mCameraTestHelper.setupCameraTest(); |
| } |
| }); |
| |
| mCameraTestHelper.startCameraPreview(surfaceHolder); |
| params = mCameraTestHelper.mCamera.getParameters(); |
| int currentZoomLevel = params.getZoom(); |
| |
| if (nextZoomLevel >= params.getMaxZoom()) { |
| nextZoomLevel = 0; |
| } |
| ++nextZoomLevel; |
| |
| if (params.isSmoothZoomSupported()) { |
| mCameraTestHelper.mCamera.startSmoothZoom(nextZoomLevel); |
| } else { |
| params.setZoom(nextZoomLevel); |
| mCameraTestHelper.setParameters(params); |
| } |
| mCameraTestHelper.capturePhoto(); |
| |
| if (i == 0) { |
| mOutput.write(Integer.toString(i)); |
| } else { |
| mOutput.write(", " + i); |
| } |
| } |
| } |
| mCameraTestHelper.cleanupTestImages(); |
| } catch (Exception e) { |
| Log.e(TAG, e.toString()); |
| fail("Camera zoom stress test Exception"); |
| } |
| } |
| } |