diff options
Diffstat (limited to 'src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java')
-rw-r--r-- | src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java b/src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java deleted file mode 100644 index 98e69f60e..000000000 --- a/src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java +++ /dev/null @@ -1,77 +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.filtershow.pipeline; - -import android.graphics.Bitmap; - -public class SharedBuffer { - - private static final String LOGTAG = "SharedBuffer"; - - private volatile Buffer mProducer = null; - private volatile Buffer mConsumer = null; - private volatile Buffer mIntermediate = null; - - private volatile boolean mNeedsSwap = false; - private volatile boolean mNeedsRepaint = true; - - public void setProducer(Bitmap producer) { - Buffer buffer = new Buffer(producer); - synchronized (this) { - mProducer = buffer; - } - } - - public synchronized Buffer getProducer() { - return mProducer; - } - - public synchronized Buffer getConsumer() { - return mConsumer; - } - - public synchronized void swapProducer() { - Buffer intermediate = mIntermediate; - mIntermediate = mProducer; - mProducer = intermediate; - mNeedsSwap = true; - } - - public synchronized void swapConsumerIfNeeded() { - if (!mNeedsSwap) { - return; - } - Buffer intermediate = mIntermediate; - mIntermediate = mConsumer; - mConsumer = intermediate; - mNeedsSwap = false; - } - - public synchronized void invalidate() { - mNeedsRepaint = true; - } - - public synchronized boolean checkRepaintNeeded() { - if (mNeedsRepaint) { - mNeedsRepaint = false; - return true; - } - return false; - } - -} - |