add functions for aspect-ratio and system (system is buggy in /proc)
authorRonny Strutz <ronny.strutz@multimedia-labs.de>
Thu, 10 Nov 2005 01:41:03 +0000 (01:41 +0000)
committerRonny Strutz <ronny.strutz@multimedia-labs.de>
Thu, 10 Nov 2005 01:41:03 +0000 (01:41 +0000)
lib/driver/avswitch.cpp
lib/driver/avswitch.h

index 31db25a47dc573c93989b7f9e52cf8a6d8ac09b7..9d2ae007c3f2d5a0787fde30b585033e2cd189d4 100644 (file)
@@ -15,14 +15,10 @@ eAVSwitch::eAVSwitch()
 {
        ASSERT(!instance);
        instance = this;
-       
-       avsfd = open("/dev/dbox/avs0", O_RDWR);
 }
 
 eAVSwitch::~eAVSwitch()
 {
-       if(avsfd > 0)
-               close(avsfd);
 }
 
 eAVSwitch *eAVSwitch::getInstance()
@@ -32,9 +28,88 @@ eAVSwitch *eAVSwitch::getInstance()
 
 void eAVSwitch::setColorFormat(int format)
 {
-       printf("eAVSwitch::setColorFormat(%d)\n",format);
-       /*there are no ioctl for controling this in avs - scart api needed 
-               no, not the gillem one */
+       /*
+       0-CVBS
+       1-RGB
+       2-S-Video
+       */
+       char *cvbs="cvbs";
+       char *rgb="rgb";
+       char *svideo="svideo";
+       int fd;
+       
+       if((fd = open("/proc/stb/avs/0/colorformat", O_WRONLY)) < 0) {
+               printf("cannot open /proc/stb/avs/0/colorformat\n");
+               return;
+       }
+       switch(format) {
+               case 0:
+                       write(fd, cvbs, strlen(cvbs));
+                       break;
+               case 1:
+                       write(fd, rgb, strlen(rgb));
+                       break;
+               case 2:
+                       write(fd, svideo, strlen(svideo));
+                       break;
+       }       
+       close(fd);
+}
+
+void eAVSwitch::setAspectRatio(int ratio)
+{
+       /*
+       0-4:3 Letterbox
+       1-4:3 PanScan
+       2-16:9
+       3-16:9 forced
+       */
+       
+       char *any="any";
+       char *norm="4:3";
+       char *wide="16:9";
+       int fd;
+
+       if((fd = open("/proc/stb/video/aspect", O_WRONLY)) < 0) {
+               printf("cannot open /proc/stb/video/aspect\n");
+               return;
+       }
+       switch(ratio) {
+               case 0:
+                       write(fd, any, strlen(any));
+                       break;
+               case 1:
+                       write(fd, norm, strlen(norm));
+                       break;
+               case 2:
+               case 3:
+                       write(fd, wide, strlen(wide));
+                       break;
+       }       
+       close(fd);
+}
+
+void eAVSwitch::setVideomode(int mode)
+{
+       char *pal="pal";
+       char *ntsc="ntsc";
+       int fd;
+       
+       return 0;
+       //FIXME: bug in driver (cannot set PAL)
+       if((fd = open("/proc/stb/video/videomode", O_WRONLY)) < 0) {
+               printf("cannot open /proc/stb/video/videomode\n");
+               return;
+       }
+       switch(mode) {
+               case 0:
+                       write(fd, pal, strlen(pal));
+                       break;
+               case 3:
+                       write(fd, ntsc, strlen(ntsc));
+                       break;
+       }       
+       close(fd);
 }
 
 //FIXME: correct "run/startlevel"
index d8417692849a2b6e4f2e882d9f14d6a73a5f751c..157948826fe5d4af8c24a9ac78e5a3c8b3657d38 100644 (file)
@@ -5,7 +5,6 @@ class eAVSwitch
 {
        static eAVSwitch *instance;
        
-       int avsfd;
 protected:     
 public:
        eAVSwitch();
@@ -14,6 +13,8 @@ public:
        static eAVSwitch *getInstance();
 
        void setColorFormat(int format);
+       void setAspectRatio(int ratio);
+       void setVideomode(int mode);
 };
 
 #endif