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Diffstat (limited to 'src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java')
-rw-r--r--src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java21
1 files changed, 7 insertions, 14 deletions
diff --git a/src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java b/src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java
index 587174668..98e69f60e 100644
--- a/src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java
+++ b/src/com/android/gallery3d/filtershow/pipeline/SharedBuffer.java
@@ -17,7 +17,6 @@
package com.android.gallery3d.filtershow.pipeline;
import android.graphics.Bitmap;
-import android.util.Log;
public class SharedBuffer {
@@ -26,15 +25,15 @@ public class SharedBuffer {
private volatile Buffer mProducer = null;
private volatile Buffer mConsumer = null;
private volatile Buffer mIntermediate = null;
- private volatile boolean mNeedsSwap = false;
+ private volatile boolean mNeedsSwap = false;
private volatile boolean mNeedsRepaint = true;
- public SharedBuffer() {
- }
-
- public synchronized void setProducer(Bitmap producer) {
- mProducer = new Buffer(producer);
+ public void setProducer(Bitmap producer) {
+ Buffer buffer = new Buffer(producer);
+ synchronized (this) {
+ mProducer = buffer;
+ }
}
public synchronized Buffer getProducer() {
@@ -46,22 +45,16 @@ public class SharedBuffer {
}
public synchronized void swapProducer() {
- if (mProducer != null) {
- mProducer.sync();
- }
Buffer intermediate = mIntermediate;
mIntermediate = mProducer;
mProducer = intermediate;
mNeedsSwap = true;
}
- public synchronized void swapConsumer() {
+ public synchronized void swapConsumerIfNeeded() {
if (!mNeedsSwap) {
return;
}
- if (mConsumer != null) {
- mConsumer.sync();
- }
Buffer intermediate = mIntermediate;
mIntermediate = mConsumer;
mConsumer = intermediate;