Implemented overlay handling

1 files changed, 120 insertions, 2 deletions

diff --git a/svdrp.c b/svdrp.c
index 09cffe3d..c9ea7c38 100644
--- a/svdrp.c
+++ b/svdrp.c
@@ -10,7 +10,7 @@
  * and interact with the Video Disk Recorder - or write a full featured
  * graphical interface that sits on top of an SVDRP connection.
  *
- * $Id: svdrp.c 1.9 2000/09/17 11:29:33 kls Exp $
+ * $Id: svdrp.c 1.10 2000/09/17 13:39:37 kls Exp $
  */
 
 #define _GNU_SOURCE
@@ -154,6 +154,16 @@ const char *HelpPages[] = {
   "    Create a new timer. Settings must be in the same format as returned\n"
   "    by the LSTT command. It is an error if a timer with the same channel,\n"
   "    day, start and stop time already exists.",
+  "OVLF <sizex> <sizey> <fbaddr> <bpp> <palette>\n"
+  "    Set the size, address depth and palette of the overlay.",
+  "OVLG <sizex> <sizey> <posx> <posy>\n"
+  "    Set the size and position of the overlay.",
+  "OVLC <clipcount> <base16-CRect-array>\n"
+  "    Set the overlay clipping rectangles.",
+  "OVLP <brightness> <colour> <hue> <contrast>\n"
+  "    Set the picture parameters for the overlay.",
+  "OVLO 0 | 1\n"
+  "    Switch the overlay on or off.",
   "UPDT <settings>\n"
   "    Updates a timer. Settings must be in the same format as returned\n"
   "    by the LSTT command. If a timer with the same channel, day, start\n"
@@ -240,8 +250,11 @@ bool cSVDRP::Send(const char *s, int length)
   int wbytes = write(file, s, length);
   if (wbytes == length)
      return true;
-  if (wbytes < 0)
+  if (wbytes < 0) {
      LOG_ERROR;
+     file.Close();
+     cDvbApi::PrimaryDvbApi->OvlO(false);
+     }
   else //XXX while...???
      esyslog(LOG_ERR, "Wrote %d bytes to client while expecting %d\n", wbytes, length);
   return false;
@@ -659,6 +672,106 @@ void cSVDRP::CmdNEWT(const char *Option)
      Reply(501, "Missing timer settings");
 }
 
+void cSVDRP::CmdOVLF(const char *Option)
+{
+  if (*Option) {
+     int SizeX = 0, SizeY = 0, Bpp = 0, Palette = 0, FbAddr = 0;
+     if (5 == sscanf(Option, "%d %d %x %d %d", &SizeX, &SizeY, &FbAddr, &Bpp, &Palette)) {
+        //somehow_set_overlay_geometry;
+        if (cDvbApi::PrimaryDvbApi->OvlF(SizeX, SizeY, FbAddr, Bpp, Palette))
+           Reply(250, "Overlay framebuffer set");      
+        else
+           Reply(451, "Illegal overlay framebuffer settings");
+        }
+     else
+        Reply(501, "Could not parse overlay framebuffer settings");
+     }
+  else
+     Reply(501, "Missing overlay framebuffer settings");
+}
+
+void cSVDRP::CmdOVLG(const char *Option)
+{
+  if (*Option) {
+     int SizeX = 0, SizeY = 0, PosX = 0, PosY = 0;
+     if (4 == sscanf(Option, "%d %d %d %d", &SizeX, &SizeY, &PosX, &PosY)) {
+        //somehow_set_overlay_geometry;
+        if (cDvbApi::PrimaryDvbApi->OvlG(SizeX, SizeY, PosX, PosY))
+           Reply(250, "Overlay geometry set"); 
+        else
+           Reply(451, "Illegal overlay geometry settings");
+        }
+     else
+        Reply(501, "Could not parse overlay geometry settings");
+     }
+  else
+     Reply(501, "Missing overlay geometry settings");
+}
+
+void cSVDRP::CmdOVLC(const char *Option)
+{
+  if (*Option) {
+     int ClipCount = 0;
+     unsigned char s[2 * MAXCLIPRECTS * sizeof(CRect) + 2];
+     if (2 == sscanf(Option, "%d %s", &ClipCount, s)) {
+        // Base16-decoding of CRect-array:
+        unsigned char *p = (unsigned char*)ovlClipRects;
+        int i = 0, size = sizeof(CRect)*ClipCount;
+        for (int j = 0; i < size; i++) {
+            p[i]  = (s[j++] - 65);
+            p[i] += (s[j++] - 65) << 4;
+            }
+        if (((unsigned)ClipCount == (i / sizeof(CRect))) && (ClipCount >= 0)) {
+           // apply it:
+           if (cDvbApi::PrimaryDvbApi->OvlC(ClipCount, ovlClipRects))
+              Reply(250, "Overlay-Clipping set");
+           else
+              Reply(451, "Illegal overlay clipping settings");
+           return;
+           }
+        }
+     Reply(501, "Error parsing Overlay-Clipping settings");
+     }
+  else
+     Reply(501, "Missing Clipping settings");
+}
+
+void cSVDRP::CmdOVLP(const char *Option)
+{
+  if (*Option) {
+     int Brightness = 0, Colour = 0, Hue = 0, Contrast = 0;
+     if (4 == sscanf(Option, "%d %d %d %d", &Brightness, &Colour, &Hue, &Contrast)) {
+        //somehow_set_overlay_picture_settings;
+        if (cDvbApi::PrimaryDvbApi->OvlP(Brightness, Colour, Hue, Contrast))
+           Reply(250, "Overlay picture settings set"); 
+        else
+           Reply(451, "Illegal overlay picture settings");
+        }
+     else
+        Reply(501, "Could not parse overlay picture settings");
+     }
+  else
+     Reply(501, "Missing overlay picture settings");
+}
+
+void cSVDRP::CmdOVLO(const char *Option)
+{
+  if (*Option) {
+     int Value;
+     if (1 == sscanf(Option, "%d", &Value)) {
+        //somehow_set_overlay_picture_settings;
+        if (cDvbApi::PrimaryDvbApi->OvlO(Value))
+           Reply(250, "Overlay capture set");  
+        else
+           Reply(451, "Error setting overlay capture");
+        }
+     else
+        Reply(501, "Could not parse status");
+     }
+  else
+     Reply(501, "Missing overlay capture status");
+}
+
 void cSVDRP::CmdUPDT(const char *Option)
 {
   if (*Option) {
@@ -712,6 +825,11 @@ void cSVDRP::Execute(char *Cmd)
   else if (CMD("MOVT"))  CmdMOVT(s);
   else if (CMD("NEWC"))  CmdNEWC(s);
   else if (CMD("NEWT"))  CmdNEWT(s);
+  else if (CMD("OVLF"))  CmdOVLF(s);
+  else if (CMD("OVLG"))  CmdOVLG(s);
+  else if (CMD("OVLC"))  CmdOVLC(s);
+  else if (CMD("OVLP"))  CmdOVLP(s);
+  else if (CMD("OVLO"))  CmdOVLO(s);
   else if (CMD("UPDT"))  CmdUPDT(s);
   else if (CMD("QUIT")
        ||  CMD("\x04"))  Close();