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/*
* Copyright (C) 2011 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.rs.image;
import android.os.Bundle;
import android.os.Environment;
import android.app.Instrumentation;
import android.content.Context;
import android.content.Intent;
import android.net.Uri;
import android.test.ActivityInstrumentationTestCase2;
import android.test.suitebuilder.annotation.LargeTest;
import android.util.Log;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
/**
* ImageProcessing benchmark test.
* To run the test, please use command
*
* adb shell am instrument -w com.android.rs.image/.ImageProcessingTestRunner
*
*/
public class ImageProcessingTest extends ActivityInstrumentationTestCase2<ImageProcessingActivity> {
private final String TAG = "ImageProcessingTest";
private final String RESULT_FILE = "image_processing_result.txt";
private int ITERATION = 5;
private ImageProcessingActivity mAct;
public ImageProcessingTest() {
super(ImageProcessingActivity.class);
}
@Override
public void setUp() throws Exception {
super.setUp();
mAct = getActivity();
}
@Override
public void tearDown() throws Exception {
super.tearDown();
}
/**
* ImageProcessing benchmark test
*/
@LargeTest
public void testImageProcessingBench() {
long t = 0;
long sum = 0;
// write result into a file
File externalStorage = Environment.getExternalStorageDirectory();
if (!externalStorage.canWrite()) {
Log.v(TAG, "sdcard is not writable");
return;
}
File resultFile = new File(externalStorage, RESULT_FILE);
resultFile.setWritable(true, false);
try {
BufferedWriter rsWriter = new BufferedWriter(new FileWriter(resultFile));
Log.v(TAG, "Saved results in: " + resultFile.getAbsolutePath());
for (int i = 0; i < ITERATION; i++ ) {
t = (long)mAct.getBenchmark();
sum += t;
rsWriter.write("Renderscript frame time core: " + t + " ms\n");
Log.v(TAG, "RenderScript framew time core: " + t + " ms");
}
long avgValue = sum/ITERATION;
rsWriter.write("Average frame time: " + avgValue + " ms\n");
Log.v(TAG, "Average frame time: " + avgValue + " ms");
rsWriter.close();
} catch (IOException e) {
Log.v(TAG, "Unable to write result file " + e.getMessage());
}
}
}
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