lib/driver/avswitch.cpp

   1 #include <lib/driver/avswitch.h>
   2
   3 #include <unistd.h>
   4 #include <fcntl.h>
   5 #include <sys/ioctl.h>
   6
   7 #include <lib/base/init.h>
   8 #include <lib/base/init_num.h>
   9 #include <lib/base/econfig.h>
  10 #include <lib/base/eerror.h>
  11
  12 eAVSwitch *eAVSwitch::instance = 0;
  13
  14 eAVSwitch::eAVSwitch()
  15 {
  16         ASSERT(!instance);
  17         instance = this;
  18 }
  19
  20 eAVSwitch::~eAVSwitch()
  21 {
  22 }
  23
  24 eAVSwitch *eAVSwitch::getInstance()
  25 {
  26         return instance;
  27 }
  28
  29 void eAVSwitch::setInput(int val)
  30 {
  31         /*
  32         0-encoder
  33         1-scart
  34         2-aux
  35         */
  36
  37         char *input[] = {"encoder", "scart", "aux"};
  38
  39         int fd;
  40
  41         if((fd = open("/proc/stb/avs/0/input", O_WRONLY)) < 0) {
  42                 printf("cannot open /proc/stb/avs/0/input\n");
  43                 return;
  44         }
  45
  46         write(fd, input[val], strlen(input[val]));
  47         close(fd);
  48 }
  49
  50 void eAVSwitch::setColorFormat(int format)
  51 {
  52         /*
  53         0-CVBS
  54         1-RGB
  55         2-S-Video
  56         */
  57         char *cvbs="cvbs";
  58         char *rgb="rgb";
  59         char *svideo="svideo";
  60         int fd;
  61
  62         if((fd = open("/proc/stb/avs/0/colorformat", O_WRONLY)) < 0) {
  63                 printf("cannot open /proc/stb/avs/0/colorformat\n");
  64                 return;
  65         }
  66         switch(format) {
  67                 case 0:
  68                         write(fd, cvbs, strlen(cvbs));
  69                         break;
  70                 case 1:
  71                         write(fd, rgb, strlen(rgb));
  72                         break;
  73                 case 2:
  74                         write(fd, svideo, strlen(svideo));
  75                         break;
  76         }
  77         close(fd);
  78 }
  79
  80 void eAVSwitch::setAspectRatio(int ratio)
  81 {
  82         /*
  83         0-4:3 Letterbox
  84         1-4:3 PanScan
  85         2-16:9
  86         3-16:9 forced
  87         */
  88
  89         char *aspect[] = {"4:3", "4:3", "any", "16:9"};
  90         char *policy[] = {"letterbox", "panscan", "bestfit", "panscan"};
  91
  92         int fd;
  93         if((fd = open("/proc/stb/video/aspect", O_WRONLY)) < 0) {
  94                 printf("cannot open /proc/stb/video/aspect\n");
  95                 return;
  96         }
  97         write(fd, aspect[ratio], strlen(aspect[ratio]));
  98         close(fd);
  99
 100         if((fd = open("/proc/stb/video/policy", O_WRONLY)) < 0) {
 101                 printf("cannot open /proc/stb/video/policy\n");
 102                 return;
 103         }
 104         write(fd, policy[ratio], strlen(policy[ratio]));
 105         close(fd);
 106
 107 }
 108
 109 void eAVSwitch::setVideomode(int mode)
 110 {
 111         char *pal="pal";
 112         char *ntsc="ntsc";
 113         int fd;
 114
 115         return;
 116         //FIXME: bug in driver (cannot set PAL)
 117         if((fd = open("/proc/stb/video/videomode", O_WRONLY)) < 0) {
 118                 printf("cannot open /proc/stb/video/videomode\n");
 119                 return;
 120         }
 121         switch(mode) {
 122                 case 0:
 123                         write(fd, pal, strlen(pal));
 124                         break;
 125                 case 1:
 126                         write(fd, ntsc, strlen(ntsc));
 127                         break;
 128         }
 129         close(fd);
 130 }
 131
 132 //FIXME: correct "run/startlevel"
 133 eAutoInitP0<eAVSwitch> init_avswitch(eAutoInitNumbers::rc, "AVSwitch Driver");