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      1 /*
      2  * Copyright (C) 2013, The Linux Foundation. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *   * Redistributions of source code must retain the above copyright
      8  *     notice, this list of conditions and the following disclaimer.
      9  *   * Redistributions in binary form must reproduce the above
     10  *     copyright notice, this list of conditions and the following
     11  *     disclaimer in the documentation and/or other materials provided
     12  *     with the distribution.
     13  *   * Neither the name of The Linux Foundation or the names of its
     14  *     contributors may be used to endorse or promote products derived
     15  *     from this software without specific prior written permission.
     16  *
     17  * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
     18  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
     19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
     20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
     21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
     24  * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
     25  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
     26  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
     27  * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     28  */
     29 
     30 #ifndef _QD_UTIL_MISC_H
     31 #define _QD_UTIL_MISC_H
     32 
     33 #include <utils/threads.h>
     34 #include <linux/fb.h>
     35 #include <ctype.h>
     36 #include <fcntl.h>
     37 #include <utils/Errors.h>
     38 #include <utils/Log.h>
     39 
     40 #include <linux/fb.h>
     41 #include <sys/ioctl.h>
     42 #include <sys/poll.h>
     43 #include <sys/resource.h>
     44 #include <cutils/properties.h>
     45 #include <hardware/hwcomposer.h>
     46 
     47 namespace qdutils {
     48 #define EDID_RAW_DATA_SIZE              640
     49 
     50 enum qd_utils {
     51     MAX_FRAME_BUFFER_NAME_SIZE = 128,
     52     MAX_SYSFS_FILE_PATH = 255,
     53     SUPPORTED_DOWNSCALE_AREA = (1920*1080)
     54 };
     55 
     56 int getHDMINode(void);
     57 int getEdidRawData(char *buffer);
     58 
     59 void getAspectRatioPosition(int destWidth, int destHeight, int srcWidth,
     60                                 int srcHeight, hwc_rect_t& rect);
     61 }; //namespace qdutils
     62 #endif
     63