diff options
Diffstat (limited to 'tests/src/com/android/gallery3d/jpegstream/JpegStreamWriterTest.java')
-rw-r--r-- | tests/src/com/android/gallery3d/jpegstream/JpegStreamWriterTest.java | 138 |
1 files changed, 0 insertions, 138 deletions
diff --git a/tests/src/com/android/gallery3d/jpegstream/JpegStreamWriterTest.java b/tests/src/com/android/gallery3d/jpegstream/JpegStreamWriterTest.java deleted file mode 100644 index befba4ccd..000000000 --- a/tests/src/com/android/gallery3d/jpegstream/JpegStreamWriterTest.java +++ /dev/null @@ -1,138 +0,0 @@ -/* - * Copyright (C) 2013 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.gallery3d.jpegstream; - -import android.graphics.Bitmap; -import android.graphics.BitmapFactory; -import android.os.Environment; -import android.util.Log; - -import com.android.gallery3d.common.Utils; -import com.android.gallery3d.tests.R; - -import java.io.ByteArrayInputStream; -import java.io.ByteArrayOutputStream; -import java.io.File; -import java.io.FileOutputStream; -import java.nio.ByteBuffer; - -public class JpegStreamWriterTest extends JpegStreamTestCase { - public static final String TAG = "JpegStreamWriterTest"; - private JPEGOutputStream mStream; - private ByteArrayOutputStream mWrappedStream; - private Bitmap mBitmap; - private Bitmap mControl; - - // galaxy_nexus.jpg image compressed with q=20 - private static final int CONTROL_RID = R.raw.jpeg_control; - - public JpegStreamWriterTest(int imageRes) { - super(imageRes); - } - - @Override - public void setUp() throws Exception { - super.setUp(); - mBitmap = BitmapFactory.decodeStream(getImageInputStream()); - mControl = BitmapFactory.decodeStream(openResource(CONTROL_RID)); - mWrappedStream = new ByteArrayOutputStream(); - - } - - @Override - public void tearDown() throws Exception { - super.tearDown(); - Utils.closeSilently(mStream); - Utils.closeSilently(mWrappedStream); - mWrappedStream = null; - mStream = null; - if (mBitmap != null) { - mBitmap.recycle(); - mBitmap = null; - } - if (mControl != null) { - mControl.recycle(); - mControl = null; - } - } - - public void testBasicWrites() throws Exception { - assertTrue(mBitmap != null); - int width = mBitmap.getWidth(); - int height = mBitmap.getHeight(); - mStream = new JPEGOutputStream(mWrappedStream, width, - height, 20, JpegConfig.FORMAT_RGBA); - - // Put bitmap pixels into a byte array (format is RGBA). - int rowLength = width * StreamUtils.pixelSize(JpegConfig.FORMAT_RGBA); - int size = height * rowLength; - byte[] byteArray = new byte[size]; - ByteBuffer buf = ByteBuffer.wrap(byteArray); - mBitmap.copyPixelsToBuffer(buf); - - // Write out whole array - mStream.write(byteArray, 0, byteArray.length); - mStream.close(); - - // Get compressed jpeg output - byte[] compressed = mWrappedStream.toByteArray(); - - // Check jpeg - ByteArrayInputStream inStream = new ByteArrayInputStream(compressed); - Bitmap test = BitmapFactory.decodeStream(inStream); - assertTrue(test != null); - assertTrue(test.sameAs(mControl)); - } - - public void testStreamingWrites() throws Exception { - assertTrue(mBitmap != null); - int width = mBitmap.getWidth(); - int height = mBitmap.getHeight(); - mStream = new JPEGOutputStream(mWrappedStream, width, - height, 20, JpegConfig.FORMAT_RGBA); - - // Put bitmap pixels into a byte array (format is RGBA). - int rowLength = width * StreamUtils.pixelSize(JpegConfig.FORMAT_RGBA); - int size = height * rowLength; - byte[] byteArray = new byte[size]; - ByteBuffer buf = ByteBuffer.wrap(byteArray); - mBitmap.copyPixelsToBuffer(buf); - - // Write array in chunks - int chunkSize = rowLength / 3; - int written = 0; - while (written < size) { - if (written + chunkSize > size) { - chunkSize = size - written; - } - mStream.write(byteArray, written, chunkSize); - written += chunkSize; - } - mStream.close(); - - // Get compressed jpeg output - byte[] compressed = mWrappedStream.toByteArray(); - - // Check jpeg - ByteArrayInputStream inStream = new ByteArrayInputStream(compressed); - Bitmap test = BitmapFactory.decodeStream(inStream); - assertTrue(test != null); - assertTrue(test.sameAs(mControl)); - } - - // TODO : more tests -} |