[FFmpeg-cvslog] r25117 - trunk/libavutil/log.c

[michael]

Author: michael
Date: Tue Sep 14 02:17:58 2010
New Revision: 25117

Log:
Limit av_log repeat detection to terminals so as to avoid filling files with
lots of mess.

Modified:
   trunk/libavutil/log.c

Modified: trunk/libavutil/log.c
==============================================================================
--- trunk/libavutil/log.c	Tue Sep 14 00:09:28 2010	(r25116)
+++ trunk/libavutil/log.c	Tue Sep 14 02:17:58 2010	(r25117)
@@ -85,6 +85,7 @@ void av_log_default_callback(void* ptr, 
     static int print_prefix=1;
     static int count;
     static char line[1024], prev[1024];
+    static int detect_repeats;
     AVClass* avc= ptr ? *(AVClass**)ptr : NULL;
     if(level>av_log_level)
         return;
@@ -103,7 +104,12 @@ void av_log_default_callback(void* ptr, 
     vsnprintf(line + strlen(line), sizeof(line) - strlen(line), fmt, vl);
 
     print_prefix= line[strlen(line)-1] == '\n';
-    if(print_prefix && !strcmp(line, prev)){
+
+#if HAVE_ISATTY
+    if(!detect_repeats) detect_repeats= isatty(2) ? 1 : -1;
+#endif
+
+    if(print_prefix && detect_repeats==1 && !strcmp(line, prev)){
         count++;
         fprintf(stderr, "    Last message repeated %d times\r", count);
         return;