Don't forget to set known audio parameters (samplerate, etc.) if the codec is

not supported in FFmpeg. This will cause crashes later because the samplerate
is used to initialize the timebase.

Originally committed as revision 21741 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavformat/rtsp.c

@@ -131,9 +131,8 @@ static int sdp_parse_rtpmap(AVFormatContext *s,
     if (c && c->name)
         c_name = c->name;
     else
-        c_name = (char *) NULL;
+        c_name = "(null)";
 
-    if (c_name) {
         get_word_sep(buf, sizeof(buf), "/", &p);
         i = atoi(buf);
         switch (codec->codec_type) {
@@ -164,9 +163,6 @@ static int sdp_parse_rtpmap(AVFormatContext *s,
             break;
         }
         return 0;
-    }
-
-    return -1;
 }
 
 /* return the length and optionally the data */