Fixed a long delay at the end when replaying a recording that has stopped recording less than an hour ago

HISTORY

@@ -7191,7 +7191,7 @@ Video Disk Recorder Revision History
   turn on adding the source character to channel names whenever they are displayed
   (suggested by Ludi Kaleni).
 
-2012-09-02: Version 1.7.30
+2012-09-05: Version 1.7.30
 
 - Fixed sorting recordings in the top level video directory.
 - Fixed handling control characters in SI data in case of UTF-8 encoded strings
@@ -7221,3 +7221,5 @@ Video Disk Recorder Revision History
   Christopher Reimer and Udo Richter for contributing to the patch).
 - By default (without FHS support) the config directory is now set to the value
   given in the -v option if only -v and no -c is given.
+- Fixed a long delay at the end when replaying a recording that has stopped recording
+  less than an hour ago (typically time shift mode or a freshly edited recording).

recording.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: recording.c 2.58 2012/07/15 10:47:58 kls Exp $
+ * $Id: recording.c 2.59 2012/09/05 11:45:55 kls Exp $
  */
 
 #include "recording.h"
@@ -1607,6 +1607,9 @@ struct tIndexTs {
 #define INDEXFILECHECKINTERVAL 500 // ms between checks for existence of the regenerated index file
 #define INDEXFILETESTINTERVAL   10 // ms between tests for the size of the index file in case of pausing live video
 
+cMutex cIndexFile::indexListMutex;
+cVector<const cIndexFile *> cIndexFile::indexList;
+
 cIndexFile::cIndexFile(const char *FileName, bool Record, bool IsPesRecording, bool PauseLive)
 :resumeFile(FileName, IsPesRecording)
 {
@@ -1687,10 +1690,13 @@ cIndexFile::cIndexFile(const char *FileName, bool Record, bool IsPesRecording, b
            LOG_ERROR_STR(*fileName);
         }
      }
+  if (Record)
+     AddToIndexList(this);
 }
 
 cIndexFile::~cIndexFile()
 {
+  RemoveFromIndexList(this);
   if (f >= 0)
      close(f);
   free(index);
@@ -1735,8 +1741,7 @@ bool cIndexFile::CatchUp(int Index)
      for (int i = 0; i <= MAXINDEXCATCHUP && (Index < 0 || Index >= last); i++) {
          struct stat buf;
          if (fstat(f, &buf) == 0) {
-            if (time(NULL) - buf.st_mtime > MININDEXAGE) {
+            if (!IsInIndexList(this)) {
-               // apparently the index file is not being written any more
                close(f);
                f = -1;
                break;
@@ -1902,6 +1907,39 @@ int cIndexFile::GetLength(const char *FileName, bool IsPesRecording)
   return -1;
 }
 
+void cIndexFile::AddToIndexList(const cIndexFile *IndexFile)
+{
+  cMutexLock MutexLock(&indexListMutex);
+  for (int i = 0; i < indexList.Size(); i++) {
+      if (!indexList[i]) {
+         indexList[i] = IndexFile;
+         return;
+         }
+      }
+  indexList.Append(IndexFile);
+}
+
+void cIndexFile::RemoveFromIndexList(const cIndexFile *IndexFile)
+{
+  cMutexLock MutexLock(&indexListMutex);
+  for (int i = 0; i < indexList.Size(); i++) {
+      if (indexList[i] == IndexFile) {
+         indexList[i] = NULL;
+         return;
+         }
+      }
+}
+
+bool cIndexFile::IsInIndexList(const cIndexFile *IndexFile)
+{
+  cMutexLock MutexLock(&indexListMutex);
+  for (int i = 0; i < indexList.Size(); i++) {
+      if (indexList[i] && !strcmp(indexList[i]->fileName, IndexFile->fileName))
+         return true;
+      }
+  return false;
+}
+
 bool GenerateIndex(const char *FileName) 
 {
   if (DirectoryOk(FileName)) {

recording.h

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: recording.h 2.34 2012/06/09 13:55:22 kls Exp $
+ * $Id: recording.h 2.35 2012/09/05 11:25:33 kls Exp $
  */
 
 #ifndef __RECORDING_H
@@ -275,6 +275,11 @@ private:
   cResumeFile resumeFile;
   cIndexFileGenerator *indexFileGenerator;
   cMutex mutex;
+  static cMutex indexListMutex;
+  static cVector<const cIndexFile *> indexList;
+  static void AddToIndexList(const cIndexFile *IndexFile);
+  static void RemoveFromIndexList(const cIndexFile *IndexFile);
+  static bool IsInIndexList(const cIndexFile *IndexFile);
   static cString IndexFileName(const char *FileName, bool IsPesRecording);
   void ConvertFromPes(tIndexTs *IndexTs, int Count);
   void ConvertToPes(tIndexTs *IndexTs, int Count);