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