+ if(!strncmp(up->name, uc->filename, proto_len) && uc->filename + proto_len == start){
+ int ret= 0;
+ char *p= start;
+ char sep= *++p;
+ char *key, *val;
+ p++;
+ while(ret >= 0 && (key= strchr(p, sep)) && p<key && (val = strchr(key+1, sep))){
+ *val= *key= 0;
+ ret= av_opt_set(uc->priv_data, p, key+1, 0);
+ if (ret == AVERROR_OPTION_NOT_FOUND)
+ av_log(uc, AV_LOG_ERROR, "Key '%s' not found.\n", p);
+ *val= *key= sep;
+ p= val+1;
+ }
+ if(ret<0 || p!=key){
+ av_log(uc, AV_LOG_ERROR, "Error parsing options string %s\n", start);
+ av_freep(&uc->priv_data);
+ av_freep(&uc);
+ goto fail;
+ }
+ memmove(start, key+1, strlen(key));
+ }