Create BitmapUtils class for performance apct tests (4cbaff6b) · Commits · e / os / android_frameworks_base

apct-tests/perftests/graphics/src/android/graphics/perftests/VectorDrawablePerfTest.java

+13 −40

Original line number	Diff line number	Diff line
		@@ -16,28 +16,24 @@

		package android.graphics.perftests;

		import android.app.Activity;
		import android.graphics.Bitmap;
		import android.graphics.Canvas;
		import android.graphics.Color;
		import android.graphics.drawable.VectorDrawable;
		import android.os.Bundle;

		import android.perftests.utils.BenchmarkState;
		import android.perftests.utils.BitmapUtils;
		import android.test.ActivityInstrumentationTestCase2;
		import android.test.suitebuilder.annotation.LargeTest;
		import android.util.Log;

		import com.android.frameworks.perftests.R;

		import java.io.File;
		import java.io.FileOutputStream;
		import java.io.IOException;

		@LargeTest
		public class VectorDrawablePerfTest extends ActivityInstrumentationTestCase2<StubActivity> {

		private static final String TAG = "PathPerfTest";
		private static final boolean DBG_PERF = false;
		private static final boolean DUMP_BITMAP = false;

		private int[] mTestWidths = {1024, 512};
		private int[] mTestHeights = {512, 1024};
		@@ -48,37 +44,8 @@ public class VectorDrawablePerfTest extends ActivityInstrumentationTestCase2<Stu
		super(StubActivity.class);
		}

		// Save a bitmap into a PNG, only for debugging purpose.
		// TODO: move into utility class.
		private void saveBitmapIntoPNG(Bitmap bitmap, int resId) throws IOException {
		// Save the image to the disk.
		FileOutputStream out = null;
		try {
		String originalFilePath = getActivity().getResources().getString(resId);
		File originalFile = new File(originalFilePath);
		String fileFullName = originalFile.getName();
		String fileTitle = fileFullName.substring(0, fileFullName.lastIndexOf("."));

		File externalFilesDir = getActivity().getExternalFilesDir(null);
		File outputFile = new File(externalFilesDir, fileTitle + "_golden.png");
		if (!outputFile.exists()) {
		outputFile.createNewFile();
		}

		out = new FileOutputStream(outputFile, false);
		bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);
		Log.v(TAG, "Write test No." + outputFile.getAbsolutePath() + " to file successfully.");
		} catch (Exception e) {
		e.printStackTrace();
		} finally {
		if (out != null) {
		out.close();
		}
		}
		}

		@LargeTest
		public void testVectorDrawableInflatePerf() throws IOException {
		public void testBitmapDrawPerf() throws IOException {
		int resId = R.drawable.vector_drawable01;
		VectorDrawable vd = (VectorDrawable) getActivity().getDrawable(resId);

		@@ -98,9 +65,15 @@ public class VectorDrawablePerfTest extends ActivityInstrumentationTestCase2<Stu

		// Double check the bitmap pixels to make sure we draw correct content.
		int backgroundColor = bmp.getPixel(w / 4, h / 2);
		int objColor = bmp.getPixel(w / 8, h / 2);
		assertTrue("The background should be white", backgroundColor == 0xFFFFFFFF);
		assertTrue("The object should be black", objColor == 0xFF000000);
		int objColor = bmp.getPixel(w / 8, h / 2 + 1);
		int emptyColor = bmp.getPixel(w * 3 / 4, h * 3 / 4);
		assertTrue("The background should be white", backgroundColor == Color.WHITE);
		assertTrue("The object should be black", objColor == Color.BLACK);
		assertTrue("The right bottom part should be empty", emptyColor == Color.TRANSPARENT);

		if (DUMP_BITMAP) {
		BitmapUtils.saveBitmapIntoPNG(getActivity(), bmp, resId);
		}

		state.sendFullStatusReport(getInstrumentation(), KEY_VECTORDRAWABLE_DRAW_TIME);
		}

apct-tests/perftests/utils/src/android/perftests/utils/BitmapUtils.java

0 → 100644

+56 −0

Original line number	Diff line number	Diff line
		/*
		* Copyright (C) 2016 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 android.perftests.utils;

		import android.content.Context;
		import android.graphics.Bitmap;
		import android.util.Log;

		import java.io.File;
		import java.io.FileOutputStream;
		import java.io.IOException;

		public class BitmapUtils {
		private static final String TAG = "BitmapUtils";

		public static void saveBitmapIntoPNG(Context context, Bitmap bitmap, int resId) throws IOException {
		// Save the image to the disk.
		FileOutputStream out = null;
		try {
		String originalFilePath = context.getResources().getString(resId);
		File originalFile = new File(originalFilePath);
		String fileFullName = originalFile.getName();
		String fileTitle = fileFullName.substring(0, fileFullName.lastIndexOf("."));

		File externalFilesDir = context.getExternalFilesDir(null);
		File outputFile = new File(externalFilesDir, fileTitle + "_generated.png");
		if (!outputFile.exists()) {
		outputFile.createNewFile();
		}

		out = new FileOutputStream(outputFile, false);
		bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);
		Log.v(TAG, "Write test No." + outputFile.getAbsolutePath() + " to file successfully.");
		} catch (Exception e) {
		e.printStackTrace();
		} finally {
		if (out != null) {
		out.close();
		}
		}
		}
		}