Ignore invalid sprop-parameter-sets

rtpdec_h264.patch

--- a/libavformat/rtpdec_h264.c
+++ b/libavformat/rtpdec_h264.c
@@ -168,6 +168,10 @@ static int sdp_parse_fmtp_config_h264(AVFormatContext *s,
         int ret;
+        if (value[strlen(value) - 1] == ',') {
+            av_log(s, AV_LOG_WARNING, "Missing PPS in sprop-parameter-sets, ignoring\n");
+            return 0;
+        }
         codec->extradata_size = 0;
         av_freep(&codec->extradata);
         ret = ff_h264_parse_sprop_parameter_sets(s, &codec->extradata,
                                                  &codec->extradata_size, value);
         av_log(s, AV_LOG_DEBUG, "Extradata set to %p (size: %d)\n",