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      1 /*
      2  * Copyright (C) 2013 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.gallery3d.filtershow.pipeline;
     18 
     19 import android.graphics.Bitmap;
     20 import com.android.gallery3d.filtershow.filters.FiltersManager;
     21 
     22 public class HighresRenderingRequestTask extends ProcessingTask {
     23 
     24     private CachingPipeline mHighresPreviewPipeline = null;
     25     private boolean mPipelineIsOn = false;
     26 
     27     public void setHighresPreviewScaleFactor(float highResPreviewScale) {
     28         mHighresPreviewPipeline.setHighResPreviewScaleFactor(highResPreviewScale);
     29     }
     30 
     31     public void setPreviewScaleFactor(float previewScale) {
     32         mHighresPreviewPipeline.setPreviewScaleFactor(previewScale);
     33     }
     34 
     35     static class Render implements Request {
     36         RenderingRequest request;
     37     }
     38 
     39     static class RenderResult implements Result {
     40         RenderingRequest request;
     41     }
     42 
     43     public HighresRenderingRequestTask() {
     44         mHighresPreviewPipeline = new CachingPipeline(
     45                 FiltersManager.getHighresManager(), "Highres");
     46     }
     47 
     48     public void setOriginal(Bitmap bitmap) {
     49         mHighresPreviewPipeline.setOriginal(bitmap);
     50     }
     51 
     52     public void setOriginalBitmapHighres(Bitmap originalHires) {
     53         mPipelineIsOn = true;
     54     }
     55 
     56     public void stop() {
     57         mHighresPreviewPipeline.stop();
     58     }
     59 
     60     public void postRenderingRequest(RenderingRequest request) {
     61         if (!mPipelineIsOn) {
     62             return;
     63         }
     64         Render render = new Render();
     65         render.request = request;
     66         postRequest(render);
     67     }
     68 
     69     @Override
     70     public Result doInBackground(Request message) {
     71         RenderingRequest request = ((Render) message).request;
     72         RenderResult result = null;
     73         mHighresPreviewPipeline.renderHighres(request);
     74         result = new RenderResult();
     75         result.request = request;
     76         return result;
     77     }
     78 
     79     @Override
     80     public void onResult(Result message) {
     81         if (message == null) {
     82             return;
     83         }
     84         RenderingRequest request = ((RenderResult) message).request;
     85         request.markAvailable();
     86     }
     87 
     88     @Override
     89     public boolean isDelayedTask() { return true; }
     90 }
     91