Wakeup display to show OSD for remote learning.

ChangeLog

@@ -1,6 +1,7 @@
 User johns
 Date:
 
+    Wakeup display to show OSD for remote learning mode.
     Support switching the primary device with svdrp.
     Disable and reenable screen saver and DPMS.
     Video source code cleanup.

Todo

@@ -26,8 +26,7 @@ missing:
     Option deinterlace off / deinterlace force!
     ColorSpace aren't configurable with the gui.
     Replay of old vdr 1.6 recordings.
-    Remote learning support.
-    restart vdr not working, when started x11 was killed.
+    works for me: restart vdr not working, when started x11 was killed.
 
 crash:
     AudioPlayHandlerThread -> pthread_cond_wait

softhddev.c

@@ -2029,6 +2029,10 @@ int Flush(int timeout)
 
 /**
 **	Get OSD size and aspect.
+**
+**	@param width[OUT]	width of OSD
+**	@param height[OUT]	height of OSD
+**	@param aspect[OUT]	aspect ratio (4/3, 16/9, ...) of OSD
 */
 void GetOsdSize(int *width, int *height, double *aspect)
 {
@@ -2060,9 +2064,17 @@ void OsdClose(void)
 
 /**
 **	Draw an OSD pixmap.
+**
+**	@param x	x-coordinate on screen of argb image
+**	@param y	y-coordinate on screen of argb image
+**	@paran height	height in pixel of argb image
+**	@paran width	width in pixel of argb image
+**	@param argb	height * width 32bit ARGB image data
 */
 void OsdDrawARGB(int x, int y, int height, int width, const uint8_t * argb)
 {
+    // wakeup display for showing remote learning dialog
+    VideoDisplayWakeup();
     VideoOsdDrawARGB(x, y, height, width, argb);
 }
 

softhddevice.cpp

@@ -114,18 +114,42 @@ static char SuspendMode;		///< suspend mode
 //	C Callbacks
 //////////////////////////////////////////////////////////////////////////////
 
+/**
+**	Soft device plugin remote class.
+*/
 class cSoftRemote:public cRemote
 {
   public:
+
+    /**
+    **	Soft device remote class constructor.
+    **
+    **	@param name	remote name
+    */
     cSoftRemote(const char *name):cRemote(name)
     {
     }
 
+    /**
+    **	Put keycode into vdr event queue.
+    **
+    **	@param code	key code
+    **	@param repeat	flag key repeated
+    **	@param release	flag key released
+    */
     bool Put(const char *code, bool repeat = false, bool release = false) {
 	return cRemote::Put(code, repeat, release);
     }
 };
 
+/**
+**	Feed key press as remote input (called from C part).
+**
+**	@param keymap	target keymap "XKeymap" name
+**	@param key	pressed/released key name
+**	@param repeat	repeated key flag
+**	@param release	released key flag
+*/
 extern "C" void FeedKeyPress(const char *keymap, const char *key, int repeat,
     int release)
 {
@@ -141,7 +165,7 @@ extern "C" void FeedKeyPress(const char *keymap, const char *key, int repeat,
 	    break;
 	}
     }
-
+    // if remote not already exists, create it
     if (remote) {
 	csoft = (cSoftRemote *) remote;
     } else {
@@ -167,8 +191,6 @@ extern "C" void FeedKeyPress(const char *keymap, const char *key, int repeat,
 */
 class cSoftOsd:public cOsd
 {
-    //int Level;				///< level: subtitle
-
   public:
     cSoftOsd(int, int, uint);
      virtual ~ cSoftOsd(void);