Increased PLAYERBUFSIZE to (MAXFRAMESIZE * 5) to avoid stuttering replay under heavy system load, and to better document that this buffer size is related to the maximum frame size

HISTORY

@@ -9348,7 +9348,7 @@ Video Disk Recorder Revision History
   Senzel).
 - Official release.
 
-2019-05-23: Version 2.4.1
+2019-05-27: Version 2.4.1
 
 - Fixed handling the tfRecording flag in the SVDRP commands MODT and UPDT (reported
   by Johann Friedrichs).
@@ -9409,3 +9409,6 @@ Video Disk Recorder Revision History
   this is inappropriate; implicitly setting events to "not running" is now also logged.
 - Fixed asserting free disk space in case there is no local timer currently recording.
 - The default maximum size of a cPixmap has been raised to the maximum possible value.
+- Increased PLAYERBUFSIZE to (MAXFRAMESIZE * 5) to avoid stuttering replay under heavy
+  system load, and to better document that this buffer size is related to the maximum
+  frame size.

dvbplayer.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: dvbplayer.c 4.5 2017/11/26 14:55:03 kls Exp $
+ * $Id: dvbplayer.c 4.6 2019/05/27 13:54:19 kls Exp $
  */
 
 #include "dvbplayer.h"
@@ -230,7 +230,7 @@ bool cNonBlockingFileReader::WaitForDataMs(int msToWait)
 
 // --- cDvbPlayer ------------------------------------------------------------
 
-#define PLAYERBUFSIZE  MEGABYTE(1)
+#define PLAYERBUFSIZE  (MAXFRAMESIZE * 5)
 
 #define RESUMEBACKUP 10 // number of seconds to back up when resuming an interrupted replay session
 #define MAXSTUCKATEOF 3 // max. number of seconds to wait in case the device doesn't play the last frame