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/*
* 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;
import com.android.gallery3d.filtershow.filters.FiltersManager;
public class RenderingRequestTask extends ProcessingTask {
private CachingPipeline mPreviewPipeline = null;
private boolean mPipelineIsOn = false;
public void setPreviewScaleFactor(float previewScale) {
mPreviewPipeline.setPreviewScaleFactor(previewScale);
}
static class Render implements Request {
RenderingRequest request;
}
static class RenderResult implements Result {
RenderingRequest request;
}
public RenderingRequestTask() {
mPreviewPipeline = new CachingPipeline(
FiltersManager.getManager(), "Normal");
}
public void setOriginal(Bitmap bitmap) {
mPreviewPipeline.setOriginal(bitmap);
mPipelineIsOn = true;
}
public void stop() {
mPreviewPipeline.stop();
}
public void postRenderingRequest(RenderingRequest request) {
if (!mPipelineIsOn) {
return;
}
Render render = new Render();
render.request = request;
postRequest(render);
}
@Override
public Result doInBackground(Request message) {
RenderingRequest request = ((Render) message).request;
RenderResult result = null;
mPreviewPipeline.render(request);
result = new RenderResult();
result.request = request;
return result;
}
@Override
public void onResult(Result message) {
if (message == null) {
return;
}
RenderingRequest request = ((RenderResult) message).request;
request.markAvailable();
}
}
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