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author | Angus Kong <shkong@google.com> | 2012-12-18 22:52:34 -0800 |
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committer | Android (Google) Code Review <android-gerrit@google.com> | 2012-12-18 22:52:35 -0800 |
commit | 71d8735645883929164bc0f4d267808f5a9313af (patch) | |
tree | 7a4bab6886d46363f22cdf7ca18d693298d2a600 /gallerycommon/src/com/android/gallery3d/exif/ByteBufferInputStream.java | |
parent | 992307e2ca3e053230cc0ee10f2d9fdb283c4b70 (diff) | |
parent | c06c8045b159d68f8fda051d59a0eb82215067ee (diff) | |
download | android_packages_apps_Snap-71d8735645883929164bc0f4d267808f5a9313af.tar.gz android_packages_apps_Snap-71d8735645883929164bc0f4d267808f5a9313af.tar.bz2 android_packages_apps_Snap-71d8735645883929164bc0f4d267808f5a9313af.zip |
Merge "ExifModifier" into gb-ub-photos-bryce
Diffstat (limited to 'gallerycommon/src/com/android/gallery3d/exif/ByteBufferInputStream.java')
-rw-r--r-- | gallerycommon/src/com/android/gallery3d/exif/ByteBufferInputStream.java | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/gallerycommon/src/com/android/gallery3d/exif/ByteBufferInputStream.java b/gallerycommon/src/com/android/gallery3d/exif/ByteBufferInputStream.java new file mode 100644 index 000000000..7fb9f22cc --- /dev/null +++ b/gallerycommon/src/com/android/gallery3d/exif/ByteBufferInputStream.java @@ -0,0 +1,48 @@ +/* + * 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.InputStream; +import java.nio.ByteBuffer; + +class ByteBufferInputStream extends InputStream { + + private ByteBuffer mBuf; + + public ByteBufferInputStream(ByteBuffer buf) { + mBuf = buf; + } + + @Override + public int read() { + if (!mBuf.hasRemaining()) { + return -1; + } + return mBuf.get() & 0xFF; + } + + @Override + public int read(byte[] bytes, int off, int len) { + if (!mBuf.hasRemaining()) { + return -1; + } + + len = Math.min(len, mBuf.remaining()); + mBuf.get(bytes, off, len); + return len; + } +} |