Implemented replay mode display

CONTRIBUTORS

@@ -102,6 +102,7 @@ Stefan Huelswitt <huels@iname.com>
  for implementing the "Jump" function in replay mode
  for implementing "Multi Speed Mode"
  for implementing backtracing for fast forward/rewind
+ for implementing the replay mode display
 
 Ulrich Röder <dynamite@efr-net.de>
  for pointing out that there are channels that have a symbol rate higher than

HISTORY

@@ -716,7 +716,7 @@ Video Disk Recorder Revision History
   That way every recording will store the actual summary data at the time of
   the recording.
 
-2001-09-09: Version 0.95
+2001-09-14: Version 0.95
 
 - Fixed behaviour in case the shutdown didn't take place (there were many
   "next timer event at..." messages in that case).
@@ -737,3 +737,5 @@ Video Disk Recorder Revision History
 - Implemented "Multi Speed Mode" (thanks to Stefan Huelswitt).
 - Implemented backtracing to hit the right spot after fast forward/rewind
   (thanks to Stefan Huelswitt).
+- Implemented replay mode display (thanks to Stefan Huelswitt, with a few
+  rewrites by kls).

MANUAL

@@ -462,6 +462,10 @@ Video Disk Recorder User's Manual
                          0 = off
                          1 = on
 
+  ShowReplayMode = 0     Turns displaying the current replay mode on or off.
+                         0 = off
+                         1 = on
+
 * Executing system commands
 
   The "Main" menu option "Commands" allows you to execute any system commands

config.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: config.c 1.68 2001/09/08 14:59:38 kls Exp $
+ * $Id: config.c 1.69 2001/09/09 13:52:48 kls Exp $
  */
 
 #include "config.h"
@@ -813,6 +813,7 @@ cSetup::cSetup(void)
   MinEventTimeout = 30;
   MinUserInactivity = 120;
   MultiSpeedMode = 0;
+  ShowReplayMode = 0;
   CurrentChannel = -1;
 }
 
@@ -851,6 +852,7 @@ bool cSetup::Parse(char *s)
      else if (!strcasecmp(Name, "MinEventTimeout"))     MinEventTimeout    = atoi(Value);
      else if (!strcasecmp(Name, "MinUserInactivity"))   MinUserInactivity  = atoi(Value);
      else if (!strcasecmp(Name, "MultiSpeedMode"))      MultiSpeedMode     = atoi(Value);
+     else if (!strcasecmp(Name, "ShowReplayMode"))      ShowReplayMode     = atoi(Value);
      else if (!strcasecmp(Name, "CurrentChannel"))      CurrentChannel     = atoi(Value);
      else
         return false;
@@ -924,6 +926,7 @@ bool cSetup::Save(const char *FileName)
         fprintf(f, "MinEventTimeout    = %d\n", MinEventTimeout);
         fprintf(f, "MinUserInactivity  = %d\n", MinUserInactivity);
         fprintf(f, "MultiSpeedMode     = %d\n", MultiSpeedMode);
+        fprintf(f, "ShowReplayMode     = %d\n", ShowReplayMode);
         fprintf(f, "CurrentChannel     = %d\n", CurrentChannel);
         f.Close();
         isyslog(LOG_INFO, "saved setup to %s", FileName);

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 1.75 2001/09/08 14:58:16 kls Exp $
+ * $Id: config.h 1.76 2001/09/09 13:51:45 kls Exp $
  */
 
 #ifndef __CONFIG_H
@@ -298,6 +298,7 @@ public:
   int MaxVideoFileSize;
   int MinEventTimeout, MinUserInactivity;
   int MultiSpeedMode;
+  int ShowReplayMode;
   int CurrentChannel;
   cSetup(void);
   bool Load(const char *FileName);

dvbapi.c

@@ -7,7 +7,7 @@
  * DVD support initially written by Andreas Schultz <aschultz@warp10.net>
  * based on dvdplayer-0.5 by Matjaz Thaler <matjaz.thaler@guest.arnes.si>
  *
- * $Id: dvbapi.c 1.114 2001/09/09 13:34:41 kls Exp $
+ * $Id: dvbapi.c 1.115 2001/09/14 13:23:21 kls Exp $
  */
 
 //#define DVDDEBUG        1
@@ -720,6 +720,7 @@ public:
   virtual void SkipSeconds(int Seconds) {}
   virtual void Goto(int Position, bool Still = false) {}
   virtual void GetIndex(int &Current, int &Total, bool SnapToIFrame = false) { Current = Total = -1; }
+  bool GetReplayMode(bool &Play, bool &Forward, int &Speed);
   bool CanToggleAudioTrack(void) { return canToggleAudioTrack; };
   virtual void ToggleAudioTrack(void);
   };
@@ -944,6 +945,17 @@ void cPlayBuffer::Backward(void)
      }
 }
 
+bool cPlayBuffer::GetReplayMode(bool &Play, bool &Forward, int &Speed)
+{
+  Play = (playMode == pmPlay || playMode == pmFast);
+  Forward = (playDir == pdForward);
+  if (playMode == pmFast || playMode == pmSlow)
+     Speed = Setup.MultiSpeedMode ? abs(trickSpeed - NORMAL_SPEED) : 0;
+  else
+     Speed = -1;
+  return true;
+}
+
 void cPlayBuffer::ToggleAudioTrack(void)
 {
   if (CanToggleAudioTrack()) {
@@ -2912,7 +2924,7 @@ void cDvbApi::Open(int w, int h)
   cols = w;
   rows = h;
 #ifdef DEBUG_OSD
-  window = subwin(stdscr, h, w, d, 0);
+  window = subwin(stdscr, h, w, d, (Setup.OSDwidth - w) / 2);
   syncok(window, true);
   #define B2C(b) (((b) * 1000) / 255)
   #define SETCOLOR(n, r, g, b, o) init_color(n, B2C(r), B2C(g), B2C(b))
@@ -2930,7 +2942,7 @@ void cDvbApi::Open(int w, int h)
   w *= charWidth;
   h *= lineHeight;
   d *= lineHeight;
-  int x = (720 - (Setup.OSDwidth - 1) * charWidth) / 2; //TODO PAL vs. NTSC???
+  int x = (720 - w + charWidth) / 2; //TODO PAL vs. NTSC???
   int y = (576 - Setup.OSDheight * lineHeight) / 2 + d;
   //XXX
   osd = new cDvbOsd(fd_osd, x, y);
@@ -3557,6 +3569,11 @@ bool cDvbApi::GetIndex(int &Current, int &Total, bool SnapToIFrame)
   return false;
 }
 
+bool cDvbApi::GetReplayMode(bool &Play, bool &Forward, int &Speed)
+{
+  return replayBuffer && replayBuffer->GetReplayMode(Play, Forward, Speed);
+}
+
 void cDvbApi::Goto(int Position, bool Still)
 {
   if (replayBuffer)

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 1.48 2001/09/08 11:35:25 kls Exp $
+ * $Id: dvbapi.h 1.49 2001/09/09 14:37:18 kls Exp $
  */
 
 #ifndef __DVBAPI_H
@@ -289,6 +289,12 @@ public:
   bool GetIndex(int &Current, int &Total, bool SnapToIFrame = false);
        // Returns the current and total frame index, optionally snapped to the
        // nearest I-frame.
+  bool GetReplayMode(bool &Play, bool &Forward, int &Speed);
+       // Returns the current replay mode (if applicable).
+       // 'Play' tells whether we are playing or pausing, 'Forward' tells whether
+       // we are going forward or backward and 'Speed' is -1 if this is normal
+       // play/pause mode, 0 if it is single speed fast/slow forward/back mode
+       // and >0 if this is multi speed mode.
   void Goto(int Index, bool Still = false);
        // Positions to the given index and displays that frame as a still picture
        // if Still is true.

i18n.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: i18n.c 1.41 2001/09/08 15:01:12 kls Exp $
+ * $Id: i18n.c 1.42 2001/09/09 13:54:35 kls Exp $
  *
  * Slovenian translations provided by Miha Setina <mihasetina@softhome.net>
  * Italian   translations provided by Alberto Carraro <bertocar@tin.it>
@@ -956,6 +956,15 @@ const tPhrase Phrases[] = {
     "", // TODO
     "", // TODO
   },
+  { "ShowReplayMode",
+    "Wiedergabe Status",
+    "", // TODO
+    "", // TODO
+    "", // TODO
+    "", // TODO
+    "", // TODO
+    "", // TODO
+  },
   // The days of the week:
   { "MTWTFSS",
     "MDMDFSS",

menu.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menu.c 1.117 2001/09/08 15:05:16 kls Exp $
+ * $Id: menu.c 1.118 2001/09/14 14:01:21 kls Exp $
  */
 
 #include "menu.h"
@@ -18,6 +18,7 @@
 
 #define MENUTIMEOUT     120 // seconds
 #define MAXWAIT4EPGINFO  10 // seconds
+#define MODETIMEOUT       3 // seconds
 
 const char *FileNameChars = " aAbBcCdDeEfFgGhHiIjJkKlLmMnNoOpPqQrRsStTuUvVwWxXyYzZ0123456789-.#~^";
 
@@ -1726,6 +1727,7 @@ void cMenuSetup::Set(void)
   Add(new cMenuEditIntItem( tr("MinEventTimeout"),    &data.MinEventTimeout));
   Add(new cMenuEditIntItem( tr("MinUserInactivity"),  &data.MinUserInactivity));
   Add(new cMenuEditBoolItem(tr("MultiSpeedMode"),     &data.MultiSpeedMode));
+  Add(new cMenuEditBoolItem(tr("ShowReplayMode"),     &data.ShowReplayMode));
 }
 
 eOSState cMenuSetup::ProcessKey(eKeys Key)
@@ -2332,7 +2334,7 @@ int  cReplayControl::titleid = 0;//XXX
 cReplayControl::cReplayControl(void)
 {
   dvbApi = cDvbApi::PrimaryDvbApi;
-  visible = shown = displayFrames = false;
+  visible = modeOnly = shown = displayFrames = false;
   lastCurrent = lastTotal = -1;
   timeoutShow = 0;
   timeSearchActive = false;
@@ -2395,10 +2397,47 @@ void cReplayControl::Hide(void)
 {
   if (visible) {
      Interface->Close();
-     needsFastResponse = visible = false;
+     needsFastResponse = visible = modeOnly = false;
      }
 }
 
+bool cReplayControl::ShowMode(void)
+{
+  if (Setup.ShowReplayMode) {
+     bool Play, Forward;
+     int Speed;
+     if (dvbApi->GetReplayMode(Play, Forward, Speed)) {
+
+        if (!visible) {
+           // open small display
+           Interface->Open(9, -1);
+           Interface->Clear();
+           visible = modeOnly = true;
+           }
+
+        timeoutShow = (modeOnly && !timeoutShow && Speed == -1 && Play) ? time(NULL) + MODETIMEOUT : 0;
+        const char *Mode;
+        if (Speed == -1) Mode = Play    ? "  >  " : " ||  ";
+        else if (Play)   Mode = Forward ? " X>> " : " <<X ";
+        else             Mode = Forward ? " X|> " : " <|X ";
+        char buf[16];
+        strn0cpy(buf, Mode, sizeof(buf));
+        char *p = strchr(buf, 'X');
+        if (p)
+           *p = Speed > 0 ? '1' + Speed - 1 : ' ';
+
+        eDvbFont OldFont = Interface->SetFont(fontFix);
+        int w = dvbApi->WidthInCells(buf);
+        int d = max(Width() - w, 0) / 2;
+        Interface->Write(d, -1, buf);
+        Interface->Flush();
+        Interface->SetFont(OldFont);
+        return true;
+        }
+     }
+  return false;
+}
+
 bool cReplayControl::ShowProgress(bool Initial)
 {
   int Current, Total;
@@ -2435,6 +2474,7 @@ bool cReplayControl::ShowProgress(bool Initial)
         lastCurrent = Current;
         }
      lastTotal = Total;
+     ShowMode();
      return true;
      }
   return false;
@@ -2514,6 +2554,7 @@ void cReplayControl::TimeSearchProcess(eKeys Key)
         Hide();
      else
         Interface->Fill(12, 2, Width() - 22, 1, clrBackground);
+     ShowMode();
      }
 }
 
@@ -2624,7 +2665,7 @@ eOSState cReplayControl::ProcessKey(eKeys Key)
         Hide();
         timeoutShow = 0;
         }
-     else
+     else if (!modeOnly)
         shown = ShowProgress(!shown) || shown;
      }
   bool DisplayedFrames = displayFrames;
@@ -2633,6 +2674,7 @@ eOSState cReplayControl::ProcessKey(eKeys Key)
      TimeSearchProcess(Key);
      return osContinue;
      }
+  bool DoShowMode = true;
   switch (Key) {
     // Positioning:
     case kUp:      dvbApi->Play(); break;
@@ -2652,6 +2694,7 @@ eOSState cReplayControl::ProcessKey(eKeys Key)
                    dvbApi->StopReplay();
                    return osEnd;
     default: {
+      DoShowMode = false;
       switch (Key) {
         // Editing:
         //XXX should we do this only when the ProgressDisplay is on???
@@ -2677,6 +2720,8 @@ eOSState cReplayControl::ProcessKey(eKeys Key)
         }
       }
     }
+  if (DoShowMode)
+     ShowMode();
   if (DisplayedFrames && !displayFrames)
      Interface->Fill(0, 2, 11, 1, clrBackground);
   return osContinue;

menu.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: menu.h 1.26 2001/09/08 13:58:46 kls Exp $
+ * $Id: menu.h 1.27 2001/09/14 13:42:08 kls Exp $
  */
 
 #ifndef _MENU_H
@@ -102,7 +102,7 @@ class cReplayControl : public cOsdBase {
 private:
   cDvbApi *dvbApi;
   cMarks marks;
-  bool visible, shown, displayFrames;
+  bool visible, modeOnly, shown, displayFrames;
   int lastCurrent, lastTotal;
   time_t timeoutShow;
   bool timeSearchActive, timeSearchHide;  
@@ -118,6 +118,7 @@ private:
   static int titleid;//XXX
 #endif //DVDSUPPORT
   static char *title;
+  bool ShowMode(void);
   bool ShowProgress(bool Initial);
   void MarkToggle(void);
   void MarkJump(bool Forward);

tools.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: tools.h 1.31 2001/08/26 12:52:49 kls Exp $
+ * $Id: tools.h 1.32 2001/09/14 13:40:35 kls Exp $
  */
 
 #ifndef __TOOLS_H
@@ -31,7 +31,9 @@ extern int SysLogLevel;
 
 #define DELETENULL(p) (delete (p), p = NULL)
 
-template<class T> inline void swap(T &a, T &b) { T t = a; a = b; b = t; };
+template<class T> inline T min(T a, T b) { return a <= b ? a : b; }
+template<class T> inline T max(T a, T b) { return a >= b ? a : b; }
+template<class T> inline void swap(T &a, T &b) { T t = a; a = b; b = t; }
 
 ssize_t safe_read(int filedes, void *buffer, size_t size);
 ssize_t safe_write(int filedes, const void *buffer, size_t size);