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      1 /* Copyright (c) 2015, The Linux Foundataion. All rights reserved.
      2 *
      3 * Redistribution and use in source and binary forms, with or without
      4 * modification, are permitted provided that the following conditions are
      5 * met:
      6 *     * Redistributions of source code must retain the above copyright
      7 *       notice, this list of conditions and the following disclaimer.
      8 *     * Redistributions in binary form must reproduce the above
      9 *       copyright notice, this list of conditions and the following
     10 *       disclaimer in the documentation and/or other materials provided
     11 *       with the distribution.
     12 *     * Neither the name of The Linux Foundation nor the names of its
     13 *       contributors may be used to endorse or promote products derived
     14 *       from this software without specific prior written permission.
     15 *
     16 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
     17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
     19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
     20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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     22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     27 *
     28 */
     29 
     30 #ifndef __QCAMERA3CROPREGIONMAPPER_H__
     31 #define __QCAMERA3CROPREGIONMAPPER_H__
     32 
     33 #include <utils/Log.h>
     34 #include <utils/Errors.h>
     35 #include "QCamera3HALHeader.h"
     36 
     37 using namespace android;
     38 
     39 namespace qcamera {
     40 
     41 class QCamera3CropRegionMapper {
     42 public:
     43     QCamera3CropRegionMapper();
     44     virtual ~QCamera3CropRegionMapper();
     45 
     46     void update(uint32_t active_array_w, uint32_t active_array_h,
     47             uint32_t sensor_w, uint32_t sensor_h);
     48     void toActiveArray(int32_t& crop_left, int32_t& crop_top,
     49             int32_t& crop_width, int32_t& crop_height);
     50     void toSensor(int32_t& crop_left, int32_t& crop_top,
     51             int32_t& crop_width, int32_t& crop_height);
     52     void toActiveArray(uint32_t& x, uint32_t& y);
     53     void toSensor(uint32_t& x, uint32_t& y);
     54 
     55 private:
     56     /* sensor output size */
     57     int32_t mSensorW, mSensorH;
     58     int32_t mActiveArrayW, mActiveArrayH;
     59 
     60     void boundToSize(int32_t& left, int32_t& top, int32_t& width,
     61             int32_t& height, int32_t bound_w, int32_t bound_h);
     62 };
     63 
     64 }; // namespace qcamera
     65 
     66 #endif /* __QCAMERA3CROPREGIONMAPPER_H__ */
     67