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::setColorFormat(int format)
  30 {
  31         /*
  32         0-CVBS
  33         1-RGB
  34         2-S-Video
  35         */
  36         char *cvbs="cvbs";
  37         char *rgb="rgb";
  38         char *svideo="svideo";
  39         int fd;
  40
  41         if((fd = open("/proc/stb/avs/0/colorformat", O_WRONLY)) < 0) {
  42                 printf("cannot open /proc/stb/avs/0/colorformat\n");
  43                 return;
  44         }
  45         switch(format) {
  46                 case 0:
  47                         write(fd, cvbs, strlen(cvbs));
  48                         break;
  49                 case 1:
  50                         write(fd, rgb, strlen(rgb));
  51                         break;
  52                 case 2:
  53                         write(fd, svideo, strlen(svideo));
  54                         break;
  55         }
  56         close(fd);
  57 }
  58
  59 void eAVSwitch::setAspectRatio(int ratio)
  60 {
  61         /*
  62         0-4:3 Letterbox
  63         1-4:3 PanScan
  64         2-16:9
  65         3-16:9 forced
  66         */
  67
  68         char *any="any";
  69         char *norm="4:3";
  70         char *wide="16:9";
  71         int fd;
  72
  73         if((fd = open("/proc/stb/video/aspect", O_WRONLY)) < 0) {
  74                 printf("cannot open /proc/stb/video/aspect\n");
  75                 return;
  76         }
  77         switch(ratio) {
  78                 case 0:
  79                         write(fd, any, strlen(any));
  80                         break;
  81                 case 1:
  82                         write(fd, norm, strlen(norm));
  83                         break;
  84                 case 2:
  85                 case 3:
  86                         write(fd, wide, strlen(wide));
  87                         break;
  88         }
  89         close(fd);
  90 }
  91
  92 void eAVSwitch::setVideomode(int mode)
  93 {
  94         char *pal="pal";
  95         char *ntsc="ntsc";
  96         int fd;
  97
  98         return;
  99         //FIXME: bug in driver (cannot set PAL)
 100         if((fd = open("/proc/stb/video/videomode", O_WRONLY)) < 0) {
 101                 printf("cannot open /proc/stb/video/videomode\n");
 102                 return;
 103         }
 104         switch(mode) {
 105                 case 0:
 106                         write(fd, pal, strlen(pal));
 107                         break;
 108                 case 1:
 109                         write(fd, ntsc, strlen(ntsc));
 110                         break;
 111         }
 112         close(fd);
 113 }
 114
 115 //FIXME: correct "run/startlevel"
 116 eAutoInitP0<eAVSwitch> init_avswitch(eAutoInitNumbers::rc, "AVSwitch Driver");