luc
10 years ago
parent
3ad564e2e4
commit
e093fb228d
@ -1,83 +0,0 @@
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import java.io.FileNotFoundException;
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import java.io.IOException;
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import java.io.InputStream;
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import net.yacy.peers.graphics.EncodedImage;
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import net.yacy.server.serverObjects;
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// ViewImageJPGPerfTest.java
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// -----------------------
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// part of YaCy
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// (C) by Michael Peter Christen; mc@yacy.net
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2006
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// created 03.04.2006
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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/**
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* Test to measure JPG render performance by ViewImage
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*
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* @author luc
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*
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*/
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public class ViewImageJPGPerfTest {
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private static final String TEST_IMG_RESOURCE = "/viewImageTest/test/JPEG_example_JPG_RIP_100.jpg";
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private static byte[] getTestImageBytes() throws IOException {
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InputStream inStream = ViewImageJPGPerfTest.class.getResourceAsStream(TEST_IMG_RESOURCE);
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if (inStream == null) {
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throw new FileNotFoundException(TEST_IMG_RESOURCE);
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}
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byte[] res = new byte[inStream.available()];
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try {
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inStream.read(res);
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} finally {
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inStream.close();
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}
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return res;
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}
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// TODO pour info dernier test : 11167ms
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/**
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* Test image (JPEG_example_JPG_RIP_100.jpg) is scaled, and cropped.
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*
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* @throws IOException
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*/
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public static void main(String args[]) throws IOException {
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byte[] resourceb = getTestImageBytes();
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serverObjects post = new serverObjects();
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/* Scale test image to 1/10 */
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post.put("maxwidth", "31");
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post.put("maxheight", "23");
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/* Make it square */
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post.put("quadratic", "");
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String urlString = ViewImageJPGPerfTest.class.getResource(TEST_IMG_RESOURCE).getFile();
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long beginTime = System.nanoTime();
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for (int step = 0; step < 500; step++) {
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EncodedImage img = ViewImage.parseAndScale(post, true, urlString, "jpg", false, resourceb);
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if (img == null) {
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throw new IOException("Image render failed");
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}
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}
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long endTime = System.nanoTime();
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System.out.println("Render time(ms) : " + (endTime - beginTime) / 1000000);
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}
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}
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@ -0,0 +1,171 @@
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import java.io.File;
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import java.io.FileInputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.net.URL;
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import net.yacy.cora.util.ConcurrentLog;
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import net.yacy.peers.graphics.EncodedImage;
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import net.yacy.server.serverObjects;
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// ViewImagePerfTest.java
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// -----------------------
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// part of YaCy
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// (C) by Michael Peter Christen; mc@yacy.net
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// first published on http://www.anomic.de
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// Frankfurt, Germany, 2006
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// created 03.04.2006
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation; either version 2 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with this program; if not, write to the Free Software
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// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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/**
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* Test to measure image render performance by ViewImage
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*
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* @author luc
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*
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*/
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public class ViewImagePerfTest {
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/** Default image */
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private static final String DEFAULT_IMG_RESOURCE = "/viewImageTest/test/JPEG_example_JPG_RIP_100.jpg";
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/** Default render max width (JPEG_example_JPG_RIP_100.jpg width / 10) */
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private static final int DEFAULT_MAX_WIDTH = 31;
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/** Default render max height (JPEG_example_JPG_RIP_100.jpg height / 10) */
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private static final int DEFAULT_MAX_HEIGHT = 23;
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/** Default encoding format */
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private static final String DEFAUL_EXT = "png";
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/**
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* @param testFile
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* file to load
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* @return testFile content as a bytes array
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* @throws IOException
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* when an error occured while loading
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*/
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private static byte[] getBytes(File testFile) throws IOException {
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InputStream inStream = new FileInputStream(testFile);
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byte[] res = new byte[inStream.available()];
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try {
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inStream.read(res);
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} finally {
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inStream.close();
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}
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return res;
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}
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/**
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* @param args
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* first item may contain file URL
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* @return file to be used : specified as first in args or default one
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*/
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private static File getTestFile(String args[]) {
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String fileURL;
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if (args != null && args.length > 0) {
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fileURL = args[0];
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} else {
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URL defaultURL = ViewImagePerfTest.class.getResource(DEFAULT_IMG_RESOURCE);
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if (defaultURL == null) {
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throw new IllegalArgumentException("File not found : " + DEFAULT_IMG_RESOURCE);
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}
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fileURL = defaultURL.getFile();
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}
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return new File(fileURL);
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}
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/**
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* Build post parameters to used with ViewImage
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*
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* @param args
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* main parameters : second and third items may respectively
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* contain max width and max height
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* @return a serverObjects instance
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*/
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private static serverObjects makePostParams(String args[]) {
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serverObjects post = new serverObjects();
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int maxWidth = DEFAULT_MAX_WIDTH;
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if (args != null && args.length > 1) {
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maxWidth = Integer.parseInt(args[1]);
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}
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post.put("maxwidth", String.valueOf(maxWidth));
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int maxHeight = DEFAULT_MAX_HEIGHT;
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if (args != null && args.length > 2) {
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maxHeight = Integer.parseInt(args[2]);
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}
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post.put("maxheight", String.valueOf(maxHeight));
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/* Make it square by default */
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post.put("quadratic", "");
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return post;
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}
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/**
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*
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* @param args
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* main parameters : fourth item may contain extension
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* @return extension to use for encoding
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*/
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private static String getEncodingExt(String args[]) {
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String ext = DEFAUL_EXT;
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if (args != null && args.length > 3) {
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ext = args[3];
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}
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return ext;
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}
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/**
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* Test image (JPEG_example_JPG_RIP_100.jpg) is scaled, and cropped.
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*
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* @throws IOException
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*/
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public static void main(String args[]) throws IOException {
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File imgFile = getTestFile(args);
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byte[] resourceb = getBytes(imgFile);
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String ext = getEncodingExt(args);
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serverObjects post = makePostParams(args);
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String urlString = imgFile.getAbsolutePath();
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System.out.println("Measuring ViewImage render with file : " + urlString + " encoded To : " + ext);
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try {
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/* Max test total time (s) */
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int maxTotalTime = 20;
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long beginTime, time, minTime = Long.MAX_VALUE, maxTime = 0, meanTime = 0, totalTime = 0;
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int step = 0;
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for (step = 0; (totalTime / 1000000000) < maxTotalTime; step++) {
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beginTime = System.nanoTime();
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EncodedImage img = ViewImage.parseAndScale(post, true, urlString, ext, false, resourceb);
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time = System.nanoTime() - beginTime;
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minTime = Math.min(minTime, time);
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maxTime = Math.max(maxTime, time);
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totalTime += time;
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if (img == null) {
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throw new IOException("Image render failed");
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}
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}
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meanTime = totalTime / step;
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System.out.println("Render total time (ms) : " + (totalTime) / 1000000 + " on " + step + " steps.");
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System.out.println("Render mean time (ms) : " + (meanTime) / 1000000);
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System.out.println("Render min time (ms) : " + (minTime) / 1000000);
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System.out.println("Render max time (ms) : " + (maxTime) / 1000000);
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} finally {
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ConcurrentLog.shutdown();
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}
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}
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}
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