New SVDRP command VOLU

CONTRIBUTORS

@@ -223,3 +223,4 @@ Bernd Schweikert <bernd.schweikert@dit-gmbh.de>
 
 Mirko Günther <mi.guenther@ib-helms.de>
  for suggesting the -m command line option
+ for suggesting the SVDRP command VOLU

HISTORY

@@ -1078,3 +1078,5 @@ Video Disk Recorder Revision History
   is currently being replayed.
 - New command line option '-m' to mute audio of the primary DVB device at
   startup (suggested by Mirko Günther).
+- The new SVDRP command VOLU can be used to control the audio volume (suggested
+  by Mirko Günther).

config.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: config.h 1.102 2002/03/03 16:04:43 kls Exp $
+ * $Id: config.h 1.103 2002/03/08 17:59:02 kls Exp $
  */
 
 #ifndef __CONFIG_H
@@ -19,7 +19,7 @@
 #include "eit.h"
 #include "tools.h"
 
-#define VDRVERSION "1.0.0pre3"
+#define VDRVERSION "1.0.0pre4"
 
 #define MAXPRIORITY 99
 #define MAXLIFETIME 99

dvbapi.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: dvbapi.h 1.65 2002/03/08 15:11:50 kls Exp $
+ * $Id: dvbapi.h 1.66 2002/03/08 17:16:31 kls Exp $
  */
 
 #ifndef __DVBAPI_H
@@ -44,6 +44,7 @@
 #define MINVIDEOFILESIZE  100 // MB
 
 #define MAXVOLUME         255
+#define VOLUMEDELTA         5 // used to increase/decrease the volume
 
 const char *IndexToHMSF(int Index, bool WithFrame = false);
       // Converts the given index to a string, optionally containing the frame number.
@@ -307,6 +308,7 @@ private:
   bool mute;
   int volume;
 public:
+  bool IsMute(void) { return mute; }
   void ToggleMute(void);
        // Turns the volume off or on.
   void SetVolume(int Volume, bool Absolute = false);

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 1.33 2002/02/24 14:16:03 kls Exp $
+ * $Id: svdrp.c 1.34 2002/03/08 17:17:05 kls Exp $
  */
 
 #include "svdrp.h"
@@ -247,6 +247,12 @@ const char *HelpPages[] = {
   "    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"
   "    and stop time does not yet exists, it will be created.",
+  "VOLU [ <number> | + | - | mute ]\n"
+  "    Set the audio volume to the given number (which is limited to the range\n"
+  "    0...255). If the special options '+' or '-' are given, the volume will\n"
+  "    be turned up or down, respectively. The option 'mute' will toggle the\n"
+  "    audio muting. If no option is given, the current audio volume level will\n"
+  "    be returned.",
   "QUIT\n"
   "    Exit vdr (SVDRP).\n"
   "    You can also hit Ctrl-D to exit.",
@@ -920,6 +926,28 @@ void cSVDRP::CmdUPDT(const char *Option)
      Reply(501, "Missing timer settings");
 }
 
+void cSVDRP::CmdVOLU(const char *Option)
+{
+  if (*Option) {
+     if (isnumber(Option))
+        cDvbApi::PrimaryDvbApi->SetVolume(strtol(Option, NULL, 10), true);
+     else if (strcmp(Option, "+") == 0)
+        cDvbApi::PrimaryDvbApi->SetVolume(VOLUMEDELTA);
+     else if (strcmp(Option, "-") == 0)
+        cDvbApi::PrimaryDvbApi->SetVolume(-VOLUMEDELTA);
+     else if (strcasecmp(Option, "MUTE") == 0)
+        cDvbApi::PrimaryDvbApi->ToggleMute();
+     else {
+        Reply(501, "Unknown option: \"%s\"", Option);
+        return;
+        }
+     }
+  if (cDvbApi::PrimaryDvbApi->IsMute())
+     Reply(250, "Audio is mute");
+  else
+     Reply(250, "Audio volume is %d", cDvbApi::CurrentVolume());
+}
+
 #define CMD(c) (strcasecmp(Cmd, c) == 0)
 
 void cSVDRP::Execute(char *Cmd)
@@ -960,8 +988,9 @@ void cSVDRP::Execute(char *Cmd)
   else if (CMD("NEWC"))  CmdNEWC(s);
   else if (CMD("NEWT"))  CmdNEWT(s);
   else if (CMD("NEXT"))  CmdNEXT(s);
-  else if (CMD("UPDT"))  CmdUPDT(s);
   else if (CMD("PUTE"))  CmdPUTE(s);
+  else if (CMD("UPDT"))  CmdUPDT(s);
+  else if (CMD("VOLU"))  CmdVOLU(s);
   else if (CMD("QUIT"))  Close();
   else                   Reply(500, "Command unrecognized: \"%s\"", Cmd);
 }

svdrp.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: svdrp.h 1.14 2002/02/24 10:48:21 kls Exp $
+ * $Id: svdrp.h 1.15 2002/03/08 16:40:23 kls Exp $
  */
 
 #ifndef __SVDRP_H
@@ -73,6 +73,7 @@ private:
   void CmdNEXT(const char *Option);
   void CmdPUTE(const char *Option);
   void CmdUPDT(const char *Option);
+  void CmdVOLU(const char *Option);
   void Execute(char *Cmd);
 public:
   cSVDRP(int Port);

vdr.c

@@ -22,7 +22,7 @@
  *
  * The project's page is at http://www.cadsoft.de/people/kls/vdr
  *
- * $Id: vdr.c 1.99 2002/03/08 16:34:29 kls Exp $
+ * $Id: vdr.c 1.100 2002/03/08 17:14:43 kls Exp $
  */
 
 #include <getopt.h>
@@ -50,8 +50,6 @@
 #define SHUTDOWNWAIT   300 // seconds to wait in user prompt before automatic shutdown
 #define MANUALSTART    600 // seconds the next timer must be in the future to assume manual start
 
-#define VOLUMEDELTA      5 // used to increase/decrease the volume
-
 static int Interrupted = 0;
 
 static void SignalHandler(int signum)