Error message if Transfer Mode can't be started

HISTORY

@@ -716,9 +716,12 @@ Video Disk Recorder Revision History
   That way every recording will store the actual summary data at the time of
   the recording.
 
-2001-09-03: Version 0.95
+2001-09-08: Version 0.95
 
 - Fixed behaviour in case the shutdown didn't take place (there were many
   "next timer event at..." messages in that case).
 - Reduced the default value for MinEventTimeout to 30 minutes.
 - Fixed detecting manual start in shutdown feature.
+- An error message is now displayed in case the Transfer Mode can't be
+  started because the necessary DVB card is currently recording (or there
+  is no DVB card that can access this channel).

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 1.65 2001/09/03 16:01:46 kls Exp $
+ * $Id: config.c 1.66 2001/09/08 11:41:12 kls Exp $
  */
 
 #include "config.h"
@@ -303,14 +303,19 @@ bool cChannel::Switch(cDvbApi *DvbApi, bool Log)
         isyslog(LOG_INFO, "switching to channel %d", number);
         }
      for (int i = 3; i--;) {
-         if (DvbApi->SetChannel(number, frequency, polarization, diseqc, srate, vpid, apid1, apid2, dpid1, dpid2, tpid, ca, pnr))
-            return true;
+         switch (DvbApi->SetChannel(number, frequency, polarization, diseqc, srate, vpid, apid1, apid2, dpid1, dpid2, tpid, ca, pnr)) {
+           case scrOk:         return true;
+           case scrNoTransfer: if (Interface)
+                                  Interface->Error(tr("Can't start Transfer Mode!"));
+                               return false;
+           case scrFailed:     break; // loop will retry
+           }
          esyslog(LOG_ERR, "retrying");
          }
      return false;
      }
   if (DvbApi->Recording())
-     Interface->Info(tr("Channel locked (recording)!"));
+     Interface->Error(tr("Channel locked (recording)!"));
   return false;
 }
 

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 1.111 2001/09/01 13:27:52 kls Exp $
+ * $Id: dvbapi.c 1.112 2001/09/08 11:36:12 kls Exp $
  */
 
 //#define DVDDEBUG        1
@@ -3031,7 +3031,7 @@ bool cDvbApi::SetPids(bool ForRecording)
          SetDpid2(ForRecording ? dPid2 : 0, DMX_OUT_TS_TAP);
 }
 
-bool cDvbApi::SetChannel(int ChannelNumber, int FrequencyMHz, char Polarization, int Diseqc, int Srate, int Vpid, int Apid1, int Apid2, int Dpid1, int Dpid2, int Tpid, int Ca, int Pnr)
+eSetChannelResult cDvbApi::SetChannel(int ChannelNumber, int FrequencyMHz, char Polarization, int Diseqc, int Srate, int Vpid, int Apid1, int Apid2, int Dpid1, int Dpid2, int Tpid, int Ca, int Pnr)
 {
   // Make sure the siProcessor won't access the device while switching
   cThreadLock ThreadLock(siProcessor);
@@ -3162,21 +3162,21 @@ bool cDvbApi::SetChannel(int ChannelNumber, int FrequencyMHz, char Polarization,
         }
      else {
         esyslog(LOG_ERR, "ERROR: attempt to set channel without DVB-S or DVB-C device");
-        return false;
+        return scrFailed;
         }
 
      if (!ChannelSynced) {
         esyslog(LOG_ERR, "ERROR: channel %d not sync'ed on DVB card %d!", ChannelNumber, CardIndex() + 1);
         if (this == PrimaryDvbApi)
            cThread::RaisePanic();
-        return false;
+        return scrFailed;
         }
 
      // PID settings:
 
      if (!SetPids(false)) {
         esyslog(LOG_ERR, "ERROR: failed to set PIDs for channel %d", ChannelNumber);
-        return false;
+        return scrFailed;
         }
      SetTpid(Tpid, DMX_OUT_DECODER);
      if (fd_audio >= 0)
@@ -3186,19 +3186,21 @@ bool cDvbApi::SetChannel(int ChannelNumber, int FrequencyMHz, char Polarization,
   if (this == PrimaryDvbApi && siProcessor)
      siProcessor->SetCurrentServiceID(Pnr);
 
+  eSetChannelResult Result = scrOk;
+
   // If this DVB card can't receive this channel, let's see if we can
   // use the card that actually can receive it and transfer data from there:
 
   if (NeedsTransferMode) {
      cDvbApi *CaDvbApi = GetDvbApi(Ca, 0);
-     if (CaDvbApi) {
-        if (!CaDvbApi->Recording()) {
-           if (CaDvbApi->SetChannel(ChannelNumber, FrequencyMHz, Polarization, Diseqc, Srate, Vpid, Apid1, Apid2, Dpid1, Dpid2, Tpid, Ca, Pnr)) {
-              SetModeReplay();
-              transferringFromDvbApi = CaDvbApi->StartTransfer(fd_video);
-              }
+     if (CaDvbApi && !CaDvbApi->Recording()) {
+        if ((Result = CaDvbApi->SetChannel(ChannelNumber, FrequencyMHz, Polarization, Diseqc, Srate, Vpid, Apid1, Apid2, Dpid1, Dpid2, Tpid, Ca, Pnr)) == scrOk) {
+           SetModeReplay();
+           transferringFromDvbApi = CaDvbApi->StartTransfer(fd_video);
            }
         }
+     else
+        Result = scrNoTransfer;
      }
 
   if (fd_video >= 0 && fd_audio >= 0) {
@@ -3206,7 +3208,7 @@ bool cDvbApi::SetChannel(int ChannelNumber, int FrequencyMHz, char Polarization,
      CHECK(ioctl(fd_video, VIDEO_SET_BLANK, false));
      }
 
-  return true;
+  return Result;
 }
 
 bool cDvbApi::Transferring(void)

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 1.47 2001/08/25 13:37:00 kls Exp $
+ * $Id: dvbapi.h 1.48 2001/09/08 11:35:25 kls Exp $
  */
 
 #ifndef __DVBAPI_H
@@ -56,6 +56,8 @@ const char *IndexToHMSF(int Index, bool WithFrame = false);
 int HMSFToIndex(const char *HMSF);
       // Converts the given string (format: "hh:mm:ss.ff") to an index.
 
+enum eSetChannelResult { scrOk, scrNoTransfer, scrFailed };
+
 class cChannel;
 
 class cRecordBuffer;
@@ -203,7 +205,7 @@ public:
 private:
   int currentChannel;
 public:
-  bool SetChannel(int ChannelNumber, int FrequencyMHz, char Polarization, int Diseqc, int Srate, int Vpid, int Apid1, int Apid2, int Dpid1, int Dpid2, int Tpid, int Ca, int Pnr);
+  eSetChannelResult SetChannel(int ChannelNumber, int FrequencyMHz, char Polarization, int Diseqc, int Srate, int Vpid, int Apid1, int Apid2, int Dpid1, int Dpid2, int Tpid, int Ca, int Pnr);
   static int CurrentChannel(void) { return PrimaryDvbApi ? PrimaryDvbApi->currentChannel : 0; }
   int Channel(void) { return currentChannel; }
 

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 1.39 2001/09/02 15:17:33 kls Exp $
+ * $Id: i18n.c 1.40 2001/09/08 11:43:28 kls Exp $
  *
  * Slovenian translations provided by Miha Setina <mihasetina@softhome.net>
  * Italian   translations provided by Alberto Carraro <bertocar@tin.it>
@@ -658,6 +658,15 @@ const tPhrase Phrases[] = {
     "Cha<EFBFBD>ne verrouill<6C>e (enregistrement en cours)!",
     "Kanalen er l<>st (opptak)!",
   },
+  { "Can't start Transfer Mode!",
+    "Transfer-Mode kann nicht gestartet werden!",
+    "", // TODO
+    "", // TODO
+    "", // TODO
+    "", // TODO
+    "", // TODO
+    "", // TODO
+  },
   { "Can't start editing process!",
     "Schnitt kann nicht gestartet werden!",
     "Ne morem zaceti urejanja!",