Add new way to calculate FPS to monkey.
Change-Id: I7ba222bfd3c6955bfeed3fda6d4bda95c129f2dc
This commit is contained in:
Tsu Chiang Chuang
@@ -0,0 +1,167 @@
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/*
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* Copyright (C) 2012 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.commands.monkey;
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import android.app.IActivityManager;
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import android.os.Environment;
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import android.util.Log;
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import android.view.IWindowManager;
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import java.lang.Process;
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import java.io.FileWriter;
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import java.io.IOException;
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import java.io.BufferedReader;
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import java.io.InputStreamReader;
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import java.util.regex.Pattern;
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import java.util.regex.Matcher;
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/**
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* Events for running a special shell command to capture the frame rate for a given app. To run
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* this test, the system property viewancestor.profile_rendering must be set to
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* true to force the currently focused window to render at 60 Hz.
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*/
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public class MonkeyGetAppFrameRateEvent extends MonkeyEvent {
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private String GET_APP_FRAMERATE_TMPL = "dumpsys gfxinfo %s";
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private String mStatus;
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private static long sStartTime; // in millisecond
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private static long sEndTime; // in millisecond
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private static float sDuration; // in seconds
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private static String sActivityName = null;
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private static String sTestCaseName = null;
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private static int sStartFrameNo;
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private static int sEndFrameNo;
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private static final String TAG = "MonkeyGetAppFrameRateEvent";
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private static final String LOG_FILE = Environment.getExternalStorageDirectory().getPath() +
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"/avgAppFrameRateOut.txt";
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private static final Pattern NO_OF_FRAMES_PATTERN =
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Pattern.compile(".* ([0-9]*) frames rendered");
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public MonkeyGetAppFrameRateEvent(String status, String activityName, String testCaseName) {
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super(EVENT_TYPE_ACTIVITY);
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mStatus = status;
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sActivityName = activityName;
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sTestCaseName = testCaseName;
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}
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public MonkeyGetAppFrameRateEvent(String status, String activityName) {
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super(EVENT_TYPE_ACTIVITY);
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mStatus = status;
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sActivityName = activityName;
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}
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public MonkeyGetAppFrameRateEvent(String status) {
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super(EVENT_TYPE_ACTIVITY);
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mStatus = status;
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}
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// Calculate the average frame rate
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private float getAverageFrameRate(int totalNumberOfFrame, float duration) {
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float avgFrameRate = 0;
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if (duration > 0) {
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avgFrameRate = (totalNumberOfFrame / duration);
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}
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return avgFrameRate;
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}
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/**
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* Calculate the frame rate and write the output to a file on the SD card.
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*/
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private void writeAverageFrameRate() {
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FileWriter writer = null;
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float avgFrameRate;
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int totalNumberOfFrame = 0;
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try {
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Log.w(TAG, "file: " +LOG_FILE);
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writer = new FileWriter(LOG_FILE, true); // true = append
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totalNumberOfFrame = sEndFrameNo - sStartFrameNo;
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avgFrameRate = getAverageFrameRate(totalNumberOfFrame, sDuration);
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writer.write(String.format("%s:%.2f\n", sTestCaseName, avgFrameRate));
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} catch (IOException e) {
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Log.w(TAG, "Can't write sdcard log file", e);
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} finally {
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try {
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if (writer != null)
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writer.close();
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} catch (IOException e) {
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Log.e(TAG, "IOException " + e.toString());
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}
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}
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}
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// Parse the output of the dumpsys shell command call
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private String getNumberOfFrames(BufferedReader reader) throws IOException {
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String noOfFrames = null;
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String line = null;
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while((line = reader.readLine()) != null) {
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Matcher m = NO_OF_FRAMES_PATTERN.matcher(line);
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if (m.matches()) {
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noOfFrames = m.group(1);
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break;
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}
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}
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return noOfFrames;
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}
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@Override
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public int injectEvent(IWindowManager iwm, IActivityManager iam, int verbose) {
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Process p = null;
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BufferedReader result = null;
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String cmd = String.format(GET_APP_FRAMERATE_TMPL, sActivityName);
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try {
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p = Runtime.getRuntime().exec(cmd);
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int status = p.waitFor();
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if (status != 0) {
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System.err.println(String.format("// Shell command %s status was %s",
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cmd, status));
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}
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result = new BufferedReader(new InputStreamReader(p.getInputStream()));
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String output = getNumberOfFrames(result);
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if (output != null) {
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if ("start".equals(mStatus)) {
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sStartFrameNo = Integer.parseInt(output);
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sStartTime = System.currentTimeMillis();
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} else if ("end".equals(mStatus)) {
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sEndFrameNo = Integer.parseInt(output);
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sEndTime = System.currentTimeMillis();
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long diff = sEndTime - sStartTime;
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sDuration = (float) (diff / 1000.0);
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writeAverageFrameRate();
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}
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}
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} catch (Exception e) {
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System.err.println("// Exception from " + cmd + ":");
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System.err.println(e.toString());
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} finally {
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try {
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if (result != null) {
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result.close();
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}
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if (p != null) {
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p.destroy();
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}
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} catch (IOException e) {
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System.err.println(e.toString());
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}
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}
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return MonkeyEvent.INJECT_SUCCESS;
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}
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}
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@@ -126,6 +126,11 @@ public class MonkeySourceScript implements MonkeyEventSource {
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private static final String EVENT_KEYWORD_END_FRAMERATE_CAPTURE = "EndCaptureFramerate";
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private static final String EVENT_KEYWORD_START_APP_FRAMERATE_CAPTURE =
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"StartCaptureAppFramerate";
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private static final String EVENT_KEYWORD_END_APP_FRAMERATE_CAPTURE = "EndCaptureAppFramerate";
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// a line at the end of the header
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private static final String STARTING_DATA_LINE = "start data >>";
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@@ -638,6 +643,20 @@ public class MonkeySourceScript implements MonkeyEventSource {
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return;
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}
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if (s.indexOf(EVENT_KEYWORD_START_APP_FRAMERATE_CAPTURE) >= 0 && args.length == 1) {
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String app = args[0];
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MonkeyGetAppFrameRateEvent e = new MonkeyGetAppFrameRateEvent("start", app);
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mQ.addLast(e);
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return;
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}
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if (s.indexOf(EVENT_KEYWORD_END_APP_FRAMERATE_CAPTURE) >= 0 && args.length == 2) {
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String app = args[0];
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String label = args[1];
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MonkeyGetAppFrameRateEvent e = new MonkeyGetAppFrameRateEvent("end", app, label);
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mQ.addLast(e);
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return;
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}
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}
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