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      1 /* Copyright (c) 2013, 2016, The Linux Foundation. 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 __QCAMERA_THERMAL_ADAPTER__
     31 #define __QCAMERA_THERMAL_ADAPTER__
     32 
     33 namespace qcamera {
     34 
     35 typedef enum {
     36     QCAMERA_THERMAL_NO_ADJUSTMENT = 0,
     37     QCAMERA_THERMAL_SLIGHT_ADJUSTMENT,
     38     QCAMERA_THERMAL_BIG_ADJUSTMENT,
     39     QCAMERA_THERMAL_MAX_ADJUSTMENT,
     40     QCAMERA_THERMAL_SHUTDOWN = 10
     41 } qcamera_thermal_level_enum_t;
     42 
     43 typedef enum {
     44     QCAMERA_THERMAL_ADJUST_FPS,
     45     QCAMERA_THERMAL_ADJUST_FRAMESKIP,
     46 } qcamera_thermal_mode;
     47 
     48 class QCameraThermalCallback
     49 {
     50 public:
     51     virtual int thermalEvtHandle(qcamera_thermal_level_enum_t *level,
     52             void *userdata, void *data) = 0;
     53     virtual ~QCameraThermalCallback() {}
     54     qcamera_thermal_level_enum_t *getThermalLevel();
     55     void setThermalLevel(qcamera_thermal_level_enum_t level);
     56 
     57 private:
     58     qcamera_thermal_level_enum_t mLevel;
     59 };
     60 
     61 class QCameraThermalAdapter
     62 {
     63 public:
     64     static QCameraThermalAdapter& getInstance();
     65 
     66     int init(QCameraThermalCallback *thermalCb);
     67     void deinit();
     68 
     69 private:
     70     static char mStrCamera[];
     71     static char mStrCamcorder[];
     72 
     73     static int thermalCallback(int level, void *userdata, void *data);
     74 
     75     QCameraThermalCallback *mCallback;
     76     void *mHandle;
     77     int (*mRegister)(char *name,
     78             int (*callback)(int, void *userdata, void *data), void *data);
     79     int (*mUnregister)(int handle);
     80     int mCameraHandle;
     81     int mCamcorderHandle;
     82 
     83     QCameraThermalAdapter();
     84     QCameraThermalAdapter(QCameraThermalAdapter const& copy); // not implemented
     85     QCameraThermalAdapter& operator=(QCameraThermalAdapter const& copy); // not implemented
     86 
     87 };
     88 
     89 }; // namespace qcamera
     90 
     91 #endif /* __QCAMERA_THERMAL_ADAPTER__ */
     92