[Ffmpeg-cvslog] CVS: ffmpeg/libavformat utils.c,1.156,1.157

[Michael Niedermayer CVS]

Update of /cvsroot/ffmpeg/ffmpeg/libavformat
In directory mail:/var2/tmp/cvs-serv8053

Modified Files:
	utils.c 
Log Message:
avformat/av_seek_frame_binary with growing file patch by (Kenneth Aafl?y: kenneth, aafloy net)


Index: utils.c
===================================================================
RCS file: /cvsroot/ffmpeg/ffmpeg/libavformat/utils.c,v
retrieving revision 1.156
retrieving revision 1.157
diff -u -d -r1.156 -r1.157
--- utils.c	5 Jul 2005 09:07:51 -0000	1.156
+++ utils.c	8 Jul 2005 09:14:05 -0000	1.157
@@ -1198,7 +1198,7 @@
     AVInputFormat *avif= s->iformat;
     int64_t pos_min, pos_max, pos, pos_limit;
     int64_t ts_min, ts_max, ts;
-    int64_t start_pos;
+    int64_t start_pos, filesize;
     int index, no_change;
     AVStream *st;
 
@@ -1256,7 +1256,8 @@
 
     if(ts_max == AV_NOPTS_VALUE){
         int step= 1024;
-        pos_max = url_fsize(&s->pb) - 1;
+        filesize = url_fsize(&s->pb);
+        pos_max = filesize - 1;
         do{
             pos_max -= step;
             ts_max = avif->read_timestamp(s, stream_index, &pos_max, pos_max + step);
@@ -1272,6 +1273,8 @@
                 break;
             ts_max= tmp_ts;
             pos_max= tmp_pos;
+            if(tmp_pos >= filesize)
+                break;
         }
         pos_limit= pos_max;
     }