diff options
Diffstat (limited to 'wallpaper_picker_src/com/android/gallery3d/exif/OrderedDataOutputStream.java')
-rw-r--r-- | wallpaper_picker_src/com/android/gallery3d/exif/OrderedDataOutputStream.java | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/wallpaper_picker_src/com/android/gallery3d/exif/OrderedDataOutputStream.java b/wallpaper_picker_src/com/android/gallery3d/exif/OrderedDataOutputStream.java new file mode 100644 index 000000000..428e6b9fc --- /dev/null +++ b/wallpaper_picker_src/com/android/gallery3d/exif/OrderedDataOutputStream.java @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2012 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.exif; + +import java.io.FilterOutputStream; +import java.io.IOException; +import java.io.OutputStream; +import java.nio.ByteBuffer; +import java.nio.ByteOrder; + +class OrderedDataOutputStream extends FilterOutputStream { + private final ByteBuffer mByteBuffer = ByteBuffer.allocate(4); + + public OrderedDataOutputStream(OutputStream out) { + super(out); + } + + public OrderedDataOutputStream setByteOrder(ByteOrder order) { + mByteBuffer.order(order); + return this; + } + + public OrderedDataOutputStream writeShort(short value) throws IOException { + mByteBuffer.rewind(); + mByteBuffer.putShort(value); + out.write(mByteBuffer.array(), 0, 2); + return this; + } + + public OrderedDataOutputStream writeInt(int value) throws IOException { + mByteBuffer.rewind(); + mByteBuffer.putInt(value); + out.write(mByteBuffer.array()); + return this; + } + + public OrderedDataOutputStream writeRational(Rational rational) throws IOException { + writeInt((int) rational.getNumerator()); + writeInt((int) rational.getDenominator()); + return this; + } +} |