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      1 /*
      2  * x3a_image_process_center.h - 3a process center
      3  *
      4  *  Copyright (c) 2014-2015 Intel Corporation
      5  *
      6  * Licensed under the Apache License, Version 2.0 (the "License");
      7  * you may not use this file except in compliance with the License.
      8  * You may obtain a copy of the License at
      9  *
     10  *      http://www.apache.org/licenses/LICENSE-2.0
     11  *
     12  * Unless required by applicable law or agreed to in writing, software
     13  * distributed under the License is distributed on an "AS IS" BASIS,
     14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     15  * See the License for the specific language governing permissions and
     16  * limitations under the License.
     17  *
     18  * Author: Wind Yuan <feng.yuan (at) intel.com>
     19  */
     20 
     21 #ifndef XCAM_3A_IMAGE_PROCESS_CENTER_H
     22 #define XCAM_3A_IMAGE_PROCESS_CENTER_H
     23 
     24 #include <xcam_std.h>
     25 #include <image_processor.h>
     26 
     27 namespace XCam {
     28 
     29 class X3aImageProcessCenter
     30     : public ImageProcessCallback
     31 {
     32     typedef std::list<SmartPtr<ImageProcessor> > ImageProcessorList;
     33     typedef std::list<SmartPtr<ImageProcessor> >::iterator ImageProcessorIter;
     34 public:
     35     explicit X3aImageProcessCenter();
     36     ~X3aImageProcessCenter();
     37 
     38     bool insert_processor (SmartPtr<ImageProcessor> &processor);
     39     bool has_processors ();
     40     bool set_image_callback (ImageProcessCallback *callback);
     41 
     42     XCamReturn start ();
     43     XCamReturn stop ();
     44 
     45     bool put_buffer (SmartPtr<VideoBuffer> &buf);
     46 
     47     XCamReturn put_3a_results (X3aResultList &results);
     48     XCamReturn put_3a_result (SmartPtr<X3aResult> &result);
     49 
     50     //derived from ImageProcessCallback
     51     virtual void process_buffer_done (ImageProcessor *processor, const SmartPtr<VideoBuffer> &buf);
     52     virtual void process_buffer_failed (ImageProcessor *processor, const SmartPtr<VideoBuffer> &buf);
     53     virtual void process_image_result_done (ImageProcessor *processor, const SmartPtr<X3aResult> &result);
     54 
     55 private:
     56     XCAM_DEAD_COPY (X3aImageProcessCenter);
     57 
     58 private:
     59     ImageProcessorList             _image_processors;
     60     ImageProcessCallback          *_callback;
     61 };
     62 
     63 };
     64 #endif //XCAM_3A_IMAGE_PROCESS_CENTER_H
     65