Allow profiling of animation performance (702c6fdc) · Commits · e / os / android_frameworks_base

tests/TileBenchmark/res/values/strings.xml

+12 −4

Original line number	Diff line number	Diff line
		@@ -49,8 +49,9 @@
		<!-- Drop down menu entry - automatically scroll to the end of the page
		with scrollBy() [CHAR LIMIT=15] -->
		<string name="movement_auto_scroll">Auto-scroll</string>
		<!-- Drop down menu entry - [CHAR LIMIT=15] -->
		<string name="movement_auto_fling">Auto-fling</string>
		<!-- Drop down menu entry - automatically record for a set time before
		stopping [CHAR LIMIT=15] -->
		<string name="movement_timed">Timed</string>
		<!-- Drop down menu entry - manually navigate the page(s), hit 'capture'
		button [CHAR LIMIT=15] -->
		<string name="movement_manual">Manual</string>
		@@ -67,14 +68,21 @@
		<!-- 75th percentile - 75% of frames fall below this value [CHAR LIMIT=12]
		-->
		<string name="percentile_75">75%ile</string>
		<!-- standard deviation [CHAR LIMIT=12] -->
		<string name="std_dev">StdDev</string>
		<!-- mean [CHAR LIMIT=12] -->
		<string name="mean">mean</string>



		<!-- Frame rate [CHAR LIMIT=15] -->
		<string name="frames_per_second">Frames/sec</string>
		<!-- Portion of viewport covered by good tiles [CHAR LIMIT=15] -->
		<string name="viewport_coverage">Coverage</string>
		<!-- Milliseconds taken to inval, and re-render the page [CHAR LIMIT=15] -->
		<string name="render_millis">RenderMillis</string>
		<!-- Number of rendering stalls while running the test [CHAR LIMIT=15] -->
		<string name="render_stalls">Stalls</string>
		<!-- Animation Framerate [CHAR LIMIT=15] -->
		<string name="animation_framerate">AnimFramerate</string>
		<!-- Format string for stat value overlay [CHAR LIMIT=15] -->
		<string name="format_stat">%4.4f</string>

tests/TileBenchmark/src/com/test/tilebenchmark/PerformanceTest.java

+171 −34

Original line number	Diff line number	Diff line
		@@ -27,17 +27,57 @@ import android.os.Bundle;
		import android.os.Environment;
		import android.test.ActivityInstrumentationTestCase2;
		import android.util.Log;
		import android.webkit.WebSettings;
		import android.widget.Spinner;

		public class PerformanceTest extends
		ActivityInstrumentationTestCase2<ProfileActivity> {

		public static class AnimStat {
		double aggVal = 0;
		double aggSqrVal = 0;
		double count = 0;
		}

		private class StatAggregator extends PlaybackGraphs {
		private HashMap<String, Double> mDataMap = new HashMap<String, Double>();
		private HashMap<String, AnimStat> mAnimDataMap = new HashMap<String, AnimStat>();
		private int mCount = 0;


		public void aggregate() {
		boolean inAnimTests = mAnimTests != null;
		Resources resources = mWeb.getResources();
		String animFramerateString = resources.getString(R.string.animation_framerate);
		for (Map.Entry<String, Double> e : mSingleStats.entrySet()) {
		String name = e.getKey();
		if (inAnimTests) {
		if (name.equals(animFramerateString)) {
		// in animation testing phase, record animation framerate and aggregate
		// stats, differentiating on values of mAnimTestNr and mDoubleBuffering
		String fullName = ANIM_TEST_NAMES[mAnimTestNr] + " " + name;
		fullName += mDoubleBuffering ? " tiled" : " webkit";

		if (!mAnimDataMap.containsKey(fullName)) {
		mAnimDataMap.put(fullName, new AnimStat());
		}
		AnimStat statVals = mAnimDataMap.get(fullName);
		statVals.aggVal += e.getValue();
		statVals.aggSqrVal += e.getValue() * e.getValue();
		statVals.count += 1;
		}
		} else {
		double aggVal = mDataMap.containsKey(name)
		? mDataMap.get(name) : 0;
		mDataMap.put(name, aggVal + e.getValue());
		}
		}

		if (inAnimTests) {
		return;
		}

		mCount++;
		Resources resources = mView.getResources();
		for (int metricIndex = 0; metricIndex < Metrics.length; metricIndex++) {
		for (int statIndex = 0; statIndex < Stats.length; statIndex++) {
		String metricLabel = resources.getString(
		@@ -53,34 +93,47 @@ public class PerformanceTest extends
		mDataMap.put(label, aggVal);
		}
		}
		for (Map.Entry<String, Double> e : mSingleStats.entrySet()) {
		double aggVal = mDataMap.containsKey(e.getKey())
		? mDataMap.get(e.getKey()) : 0;
		mDataMap.put(e.getKey(), aggVal + e.getValue());
		}

		}

		// build the final bundle of results
		public Bundle getBundle() {
		Bundle b = new Bundle();
		int count = 0 == mCount ? Integer.MAX_VALUE : mCount;
		int count = (0 == mCount) ? Integer.MAX_VALUE : mCount;
		for (Map.Entry<String, Double> e : mDataMap.entrySet()) {
		b.putDouble(e.getKey(), e.getValue() / count);
		}

		for (Map.Entry<String, AnimStat> e : mAnimDataMap.entrySet()) {
		String statName = e.getKey();
		AnimStat statVals = e.getValue();

		double avg = statVals.aggVal/statVals.count;
		double stdDev = Math.sqrt((statVals.aggSqrVal / statVals.count) - avg * avg);

		b.putDouble(statName, avg);
		b.putDouble(statName + " STD DEV", stdDev);
		}

		return b;
		}
		}

		ProfileActivity mActivity;
		ProfiledWebView mView;
		StatAggregator mStats = new StatAggregator();
		ProfiledWebView mWeb;
		Spinner mMovementSpinner;
		StatAggregator mStats;

		private static final String LOGTAG = "PerformanceTest";
		private static final String TEST_LOCATION = "webkit/page_cycler";
		private static final String URL_PREFIX = "file://";
		private static final String URL_POSTFIX = "/index.html?skip=true";
		private static final int MAX_ITERATIONS = 4;
		private static final String TEST_DIRS[] = {
		"alexa25_2011"//, "alexa_us", "android", "dom", "intl2", "moz", "moz2"
		private static final String SCROLL_TEST_DIRS[] = {
		"alexa25_2011"
		};
		private static final String ANIM_TEST_DIRS[] = {
		"dhtml"
		};

		public PerformanceTest() {
		@@ -91,7 +144,22 @@ public class PerformanceTest extends
		protected void setUp() throws Exception {
		super.setUp();
		mActivity = getActivity();
		mView = (ProfiledWebView) mActivity.findViewById(R.id.web);
		mWeb = (ProfiledWebView) mActivity.findViewById(R.id.web);
		mMovementSpinner = (Spinner) mActivity.findViewById(R.id.movement);
		mStats = new StatAggregator();

		// use mStats as a condition variable between the UI thread and
		// this(the testing) thread
		mActivity.setCallback(new ProfileCallback() {
		@Override
		public void profileCallback(RunData data) {
		mStats.setData(data);
		synchronized (mStats) {
		mStats.notify();
		}
		}
		});

		}

		private boolean loadUrl(final String url) {
		@@ -100,12 +168,13 @@ public class PerformanceTest extends
		mActivity.runOnUiThread(new Runnable() {
		@Override
		public void run() {
		mView.loadUrl(url);
		mWeb.loadUrl(url);
		}
		});
		synchronized (mStats) {
		mStats.wait();
		}

		mStats.aggregate();
		} catch (InterruptedException e) {
		e.printStackTrace();
		@@ -114,15 +183,30 @@ public class PerformanceTest extends
		return true;
		}

		private boolean runIteration() {
		private boolean validTest(String nextTest) {
		// if testing animations, test must be in mAnimTests
		if (mAnimTests == null)
		return true;

		for (String test : mAnimTests) {
		if (test.equals(nextTest)) {
		return true;
		}
		}
		return false;
		}

		private boolean runIteration(String[] testDirs) {
		File sdFile = Environment.getExternalStorageDirectory();
		for (String testDirName : TEST_DIRS) {
		for (String testDirName : testDirs) {
		File testDir = new File(sdFile, TEST_LOCATION + "/" + testDirName);
		Log.d(LOGTAG, "Testing dir: '" + testDir.getAbsolutePath()
		+ "', exists=" + testDir.exists());

		for (File siteDir : testDir.listFiles()) {
		if (!siteDir.isDirectory())
		if (!siteDir.isDirectory() \|\| !validTest(siteDir.getName())) {
		continue;
		}

		if (!loadUrl(URL_PREFIX + siteDir.getAbsolutePath()
		+ URL_POSTFIX)) {
		@@ -133,7 +217,44 @@ public class PerformanceTest extends
		return true;
		}

		public void testMetrics() {
		private boolean runTestDirs(String[] testDirs) {
		for (int i = 0; i < MAX_ITERATIONS; i++)
		if (!runIteration(testDirs)) {
		return false;
		}
		return true;
		}

		private void pushDoubleBuffering() {
		getInstrumentation().runOnMainSync(new Runnable() {
		public void run() {
		mWeb.setDoubleBuffering(mDoubleBuffering);
		}
		});
		}

		private void setScrollingTestingMode(final boolean scrolled) {
		getInstrumentation().runOnMainSync(new Runnable() {
		public void run() {
		mMovementSpinner.setSelection(scrolled ? 0 : 2);
		}
		});
		}


		private String[] mAnimTests = null;
		private int mAnimTestNr = -1;
		private boolean mDoubleBuffering = true;
		private static final String[] ANIM_TEST_NAMES = {
		"slow", "fast"
		};
		private static final String[][] ANIM_TESTS = {
		{"scrolling", "replaceimages", "layers5", "layers1"},
		{"slidingballs", "meter", "slidein", "fadespacing", "colorfade",
		"mozilla", "movingtext", "diagball", "zoom", "imageslide"},
		};

		private boolean checkMedia() {
		String state = Environment.getExternalStorageState();

		if (!Environment.MEDIA_MOUNTED.equals(state)
		@@ -141,27 +262,43 @@ public class PerformanceTest extends
		Log.d(LOGTAG, "ARG Can't access sd card!");
		// Can't read the SD card, fail and die!
		getInstrumentation().sendStatus(1, null);
		return;
		return false;
		}
		return true;
		}

		// use mGraphs as a condition variable between the UI thread and
		// this(the testing) thread
		mActivity.setCallback(new ProfileCallback() {
		@Override
		public void profileCallback(RunData data) {
		Log.d(LOGTAG, "test completion callback");
		mStats.setData(data);
		synchronized (mStats) {
		mStats.notify();
		public void testMetrics() {
		setScrollingTestingMode(true);
		if (checkMedia() && runTestDirs(SCROLL_TEST_DIRS)) {
		getInstrumentation().sendStatus(0, mStats.getBundle());
		} else {
		getInstrumentation().sendStatus(1, null);
		}
		}
		});

		for (int i = 0; i < MAX_ITERATIONS; i++)
		if (!runIteration()) {
		getInstrumentation().sendStatus(1, null);
		return;
		private boolean runAnimationTests() {
		for (int doubleBuffer = 0; doubleBuffer <= 1; doubleBuffer++) {
		mDoubleBuffering = doubleBuffer == 1;
		pushDoubleBuffering();
		for (mAnimTestNr = 0; mAnimTestNr < ANIM_TESTS.length; mAnimTestNr++) {
		mAnimTests = ANIM_TESTS[mAnimTestNr];
		if (!runTestDirs(ANIM_TEST_DIRS)) {
		return false;
		}
		}
		}
		return true;
		}

		public void testAnimations() {
		// instead of autoscrolling, load each page until either an timer fires,
		// or the animation signals complete via javascript
		setScrollingTestingMode(false);

		if (checkMedia() && runAnimationTests()) {
		getInstrumentation().sendStatus(0, mStats.getBundle());
		} else {
		getInstrumentation().sendStatus(1, null);
		}
		}
		}

tests/TileBenchmark/src/com/test/tilebenchmark/PlaybackGraphs.java

+80 −27

Original line number	Diff line number	Diff line
		@@ -80,7 +80,7 @@ public class PlaybackGraphs {
		for (int tileID = 1; tileID < frame.length; tileID++) {
		TileData data = frame[tileID];
		double coverage = viewportCoverage(frame[0], data);
		total += coverage * (data.isReady ? 1 : 0);
		total += coverage * (data.isReady ? 100 : 0);
		totalCount += coverage;
		}
		if (totalCount == 0) {
		@@ -91,7 +91,7 @@ public class PlaybackGraphs {

		@Override
		public double getMax() {
		return 1;
		return 100;
		}

		@Override
		@@ -108,6 +108,9 @@ public class PlaybackGraphs {
		}

		public static double getPercentile(double sortedValues[], double ratioAbove) {
		if (sortedValues.length == 0)
		return -1;

		double index = ratioAbove * (sortedValues.length - 1);
		int intIndex = (int) Math.floor(index);
		if (index == intIndex) {
		@@ -118,6 +121,31 @@ public class PlaybackGraphs {
		+ sortedValues[intIndex + 1] * (alpha);
		}

		public static double getMean(double sortedValues[]) {
		if (sortedValues.length == 0)
		return -1;

		double agg = 0;
		for (double val : sortedValues) {
		agg += val;
		}
		return agg / sortedValues.length;
		}

		public static double getStdDev(double sortedValues[]) {
		if (sortedValues.length == 0)
		return -1;

		double agg = 0;
		double sqrAgg = 0;
		for (double val : sortedValues) {
		agg += val;
		sqrAgg += val*val;
		}
		double mean = agg / sortedValues.length;
		return Math.sqrt((sqrAgg / sortedValues.length) - (mean * mean));
		}

		protected static StatGen[] Stats = new StatGen[] {
		new StatGen() {
		@Override
		@@ -149,6 +177,26 @@ public class PlaybackGraphs {
		public int getLabelId() {
		return R.string.percentile_75;
		}
		}, new StatGen() {
		@Override
		public double getValue(double[] sortedValues) {
		return getStdDev(sortedValues);
		}

		@Override
		public int getLabelId() {
		return R.string.std_dev;
		}
		}, new StatGen() {
		@Override
		public double getValue(double[] sortedValues) {
		return getMean(sortedValues);
		}

		@Override
		public int getLabelId() {
		return R.string.mean;
		}
		},
		};

		@@ -159,18 +207,10 @@ public class PlaybackGraphs {
		}

		private ArrayList<ShapeDrawable> mShapes = new ArrayList<ShapeDrawable>();
		protected double[][] mStats = new double[Metrics.length][Stats.length];
		protected final double[][] mStats = new double[Metrics.length][Stats.length];
		protected HashMap<String, Double> mSingleStats;

		public void setData(RunData data) {
		mShapes.clear();
		double metricValues[] = new double[data.frames.length];

		if (data.frames.length == 0) {
		return;
		}

		for (int metricIndex = 0; metricIndex < Metrics.length; metricIndex++) {
		private void gatherFrameMetric(int metricIndex, double metricValues[], RunData data) {
		// create graph out of rectangles, one per frame
		int lastBar = 0;
		for (int frameIndex = 0; frameIndex < data.frames.length; frameIndex++) {
		@@ -193,6 +233,21 @@ public class PlaybackGraphs {
		metricValues[frameIndex] = absoluteValue;
		lastBar = newBar;
		}
		}

		public void setData(RunData data) {
		mShapes.clear();
		double metricValues[] = new double[data.frames.length];

		mSingleStats = data.singleStats;

		if (data.frames.length == 0) {
		return;
		}

		for (int metricIndex = 0; metricIndex < Metrics.length; metricIndex++) {
		// calculate metric based on list of frames
		gatherFrameMetric(metricIndex, metricValues, data);

		// store aggregate statistics per metric (median, and similar)
		Arrays.sort(metricValues);
		@@ -200,8 +255,6 @@ public class PlaybackGraphs {
		mStats[metricIndex][statIndex] =
		Stats[statIndex].getValue(metricValues);
		}

		mSingleStats = data.singleStats;
		}
		}

tests/TileBenchmark/src/com/test/tilebenchmark/ProfileActivity.java

+49 −20

Original line number	Diff line number	Diff line
		@@ -22,11 +22,12 @@ import android.content.Context;
		import android.graphics.Bitmap;
		import android.os.AsyncTask;
		import android.os.Bundle;
		import android.os.CountDownTimer;
		import android.util.Log;
		import android.util.Pair;
		import android.view.KeyEvent;
		import android.view.View;
		import android.view.View.OnClickListener;
		import android.webkit.WebSettings;
		import android.webkit.WebView;
		import android.webkit.WebViewClient;
		import android.widget.AdapterView;
		@@ -49,6 +50,8 @@ import java.io.ObjectOutputStream;
		*/
		public class ProfileActivity extends Activity {

		private static final int TIMED_RECORD_MILLIS = 2000;

		public interface ProfileCallback {
		public void profileCallback(RunData data);
		}
		@@ -65,6 +68,7 @@ public class ProfileActivity extends Activity {

		LoggingWebViewClient mLoggingWebViewClient = new LoggingWebViewClient();
		AutoLoggingWebViewClient mAutoLoggingWebViewClient = new AutoLoggingWebViewClient();
		TimedLoggingWebViewClient mTimedLoggingWebViewClient = new TimedLoggingWebViewClient();

		private enum TestingState {
		NOT_TESTING,
		@@ -93,18 +97,18 @@ public class ProfileActivity extends Activity {
		public void onItemSelected(AdapterView<?> parent, View view,
		int position, long id) {
		String movementStr = parent.getItemAtPosition(position).toString();
		if (movementStr == getResources().getString(
		R.string.movement_auto_scroll)
		\|\| movementStr == getResources().getString(
		R.string.movement_auto_fling)) {
		if (movementStr == getResources().getString(R.string.movement_auto_scroll)) {
		mWeb.setWebViewClient(mAutoLoggingWebViewClient);
		mCaptureButton.setEnabled(false);
		mVelocitySpinner.setEnabled(true);
		} else if (movementStr == getResources().getString(
		R.string.movement_manual)) {
		} else if (movementStr == getResources().getString(R.string.movement_manual)) {
		mWeb.setWebViewClient(mLoggingWebViewClient);
		mCaptureButton.setEnabled(true);
		mVelocitySpinner.setEnabled(false);
		} else if (movementStr == getResources().getString(R.string.movement_timed)) {
		mWeb.setWebViewClient(mTimedLoggingWebViewClient);
		mCaptureButton.setEnabled(false);
		mVelocitySpinner.setEnabled(false);
		}
		}

		@@ -124,16 +128,46 @@ public class ProfileActivity extends Activity {
		super.onPageStarted(view, url, favicon);
		mUrl.setText(url);
		}

		@Override
		public void onPageFinished(WebView view, String url) {
		super.onPageFinished(view, url);
		view.requestFocus();
		((ProfiledWebView)view).onPageFinished();
		}
		}

		private class AutoLoggingWebViewClient extends LoggingWebViewClient {
		@Override
		public void onPageFinished(WebView view, String url) {
		super.onPageFinished(view, url);
		startViewProfiling(true);
		}

		@Override
		public void onPageStarted(WebView view, String url, Bitmap favicon) {
		super.onPageStarted(view, url, favicon);
		setTestingState(TestingState.PRE_TESTING);
		}
		}

		private class TimedLoggingWebViewClient extends LoggingWebViewClient {
		@Override
		public void onPageFinished(WebView view, String url) {
		super.onPageFinished(view, url);
		view.requestFocus();
		startViewProfiling(false);

		startViewProfiling(true);
		// after a fixed time after page finished, stop testing
		new CountDownTimer(TIMED_RECORD_MILLIS, TIMED_RECORD_MILLIS) {
		@Override
		public void onTick(long millisUntilFinished) {
		}

		@Override
		public void onFinish() {
		mWeb.stopScrollTest();
		}
		}.start();
		}

		@Override
		@@ -178,11 +212,13 @@ public class ProfileActivity extends Activity {
		mMovementSpinner.setEnabled(false);
		break;
		case START_TESTING:
		mCaptureButton.setChecked(true);
		mUrl.setBackgroundResource(R.color.background_start_testing);
		mInspectButton.setEnabled(false);
		mMovementSpinner.setEnabled(false);
		break;
		case STOP_TESTING:
		mCaptureButton.setChecked(false);
		mUrl.setBackgroundResource(R.color.background_stop_testing);
		break;
		case SAVED_TESTING:
		@@ -195,7 +231,6 @@ public class ProfileActivity extends Activity {
		/** auto - automatically scroll. */
		private void startViewProfiling(boolean auto) {
		// toggle capture button to indicate capture state to user
		mCaptureButton.setChecked(true);
		mWeb.startScrollTest(mCallback, auto);
		setTestingState(TestingState.START_TESTING);
		}
		@@ -217,7 +252,7 @@ public class ProfileActivity extends Activity {
		public void profileCallback(RunData data) {
		new StoreFileTask().execute(new Pair<String, RunData>(
		TEMP_FILENAME, data));
		mCaptureButton.setChecked(false);
		Log.d("ProfileActivity", "stored " + data.frames.length + " frames in file");
		setTestingState(TestingState.STOP_TESTING);
		}
		});
		@@ -245,8 +280,8 @@ public class ProfileActivity extends Activity {
		// Movement spinner
		String content[] = {
		getResources().getString(R.string.movement_auto_scroll),
		getResources().getString(R.string.movement_auto_fling),
		getResources().getString(R.string.movement_manual)
		getResources().getString(R.string.movement_manual),
		getResources().getString(R.string.movement_timed)
		};
		adapter = new ArrayAdapter<CharSequence>(this,
		android.R.layout.simple_spinner_item, content);
		@@ -270,13 +305,7 @@ public class ProfileActivity extends Activity {
		});

		// Custom profiling WebView
		WebSettings settings = mWeb.getSettings();
		settings.setJavaScriptEnabled(true);
		settings.setSupportZoom(true);
		settings.setEnableSmoothTransition(true);
		settings.setBuiltInZoomControls(true);
		settings.setLoadWithOverviewMode(true);
		settings.setProperty("use_minimal_memory", "false"); // prefetch tiles, as browser does
		mWeb.init(this);
		mWeb.setWebViewClient(new LoggingWebViewClient());

		// URL text entry

tests/TileBenchmark/src/com/test/tilebenchmark/ProfiledWebView.java

+88 −15

File changed.

Preview size limit exceeded, changes collapsed.