diff --git a/xorriso/xorriso.1 b/xorriso/xorriso.1
index f9f03456..3614792f 100644
--- a/xorriso/xorriso.1
+++ b/xorriso/xorriso.1
@@ -2,7 +2,7 @@
 .\" First parameter, NAME, should be all caps
 .\" Second parameter, SECTION, should be 1-8, maybe w/ subsection
 .\" other parameters are allowed: see man(7), man(1)
-.TH XORRISO 1 "Apr 06, 2009"
+.TH XORRISO 1 "Apr 07, 2009"
 .\" Please adjust this date whenever revising the manpage.
 .\"
 .\" Some roff macros, for reference:
@@ -1247,6 +1247,10 @@ from user namespace.
 .br
 match files which have ACL or any xattr resp. have neither of them.
 .br
+-has_filter , -has_no_filter
+.br
+match files which are filtered by -set_filter resp. are not.
+.br
 
 Default action is "echo",
 i.e. to print the address of the found file. Other actions are certain
diff --git a/xorriso/xorriso.c b/xorriso/xorriso.c
index 8f34b6e5..8d2da164 100644
--- a/xorriso/xorriso.c
+++ b/xorriso/xorriso.c
@@ -2467,7 +2467,8 @@ struct FindjoB {
  int commit_filter; /* bit0= test -pending_data : uncommitted regular files */
  int acl_filter;    /* -1=only without ACL , 0=all , 1=only with ACL */
  int xattr_filter;  /* -1=only without xattr , 0=all , 1=only with xattr */
- int aaip_filter;   /* -1=only without AA string, 0=all , 1=only with AA */
+ int aaip_filter;   /* -1=only without AA string , 0=all , 1=only with AA */
+ int filter_filter; /* -1=only unfiltered nodes , 0=all , 1=only filtered */
 
  void *wanted_node; /* if not NULL, then only this node address matches */
 
@@ -2500,6 +2501,7 @@ struct FindjoB {
    26= getfattr
    27= setfattr
    28= set_filter name
+   29= show_stream
  */
  int action;
 
@@ -2533,6 +2535,7 @@ int Findjob_new(struct FindjoB **o, char *start_path, int flag)
  m->acl_filter= 0;
  m->xattr_filter= 0;
  m->aaip_filter= 0;
+ m->filter_filter= 0;
  m->wanted_node= NULL;
  m->action= 0; /* print */
  m->target= NULL; /* a mere pointer, not managed memory */
@@ -2742,6 +2745,27 @@ int Findjob_get_aaip_filter(struct FindjoB *o, int *aaip_filter, int flag)
 }
 
 
+/* @param value -1= files without filter, 0= all files, 1= files with filter
+*/
+int Findjob_set_filter_filter(struct FindjoB *o, int value, int flag)
+{
+ if(value < 0)
+   o->filter_filter= -1;
+ else if(value > 0)
+   o->filter_filter= 1;
+ else
+   o->filter_filter= 0;
+ return(1);
+}
+
+
+int Findjob_get_filter_filter(struct FindjoB *o, int *value, int flag)
+{
+ *value= o->filter_filter;
+ return(1);
+}
+
+
 int Findjob_set_wanted_node(struct FindjoB *o, void *wanted_node, int flag)
 {
  o->wanted_node= wanted_node;
@@ -13635,6 +13659,10 @@ not_enough_arguments:;
      Findjob_set_aaip_filter(job, 1, 0);
    } else if(strcmp(argv[i], "-has_no_aaip")==0) {
      Findjob_set_aaip_filter(job, -1, 0);
+   } else if(strcmp(argv[i], "-has_filter")==0) {
+     Findjob_set_filter_filter(job, 1, 0);
+   } else if(strcmp(argv[i], "-has_no_filter")==0) {
+     Findjob_set_filter_filter(job, -1, 0);
    } else if(strcmp(argv[i], "-exec")==0) {
      if(i+1>=end_idx)
        goto not_enough_arguments;
@@ -14239,7 +14267,8 @@ int Xorriso_option_help(struct XorrisO *xorriso, int flag)
 "                 processed. Types: block,char,dir,pipe,file,link,socket.", 
 "                 Further tests: -damaged, -undamaged, -lba_range start count,",
 "                 -pending_data, -has_acl, -has_no_acl, -has_xattr,",
-"                 -has_no_xattr, -has_aaip, -has_no_aaip.",
+"                 -has_no_xattr, -has_aaip, -has_no_aaip, -has_filter,",
+"                 -has_no_filter.",
 "                 Action may be one of: echo, chown, chown_r, chgrp, chgrp_r",
 "                 chmod, chmod_r, alter_date, alter_date_r, lsdl, compare,",
 "                 rm, rm_r, compare, update, report_damage, report_lba,",
diff --git a/xorriso/xorriso_private.h b/xorriso/xorriso_private.h
index fbdfb761..705089e6 100644
--- a/xorriso/xorriso_private.h
+++ b/xorriso/xorriso_private.h
@@ -794,6 +794,8 @@ int Findjob_get_xattr_filter(struct FindjoB *o, int *xattr_filter, int flag);
 
 int Findjob_get_aaip_filter(struct FindjoB *o, int *aaip_filter, int flag);
 
+int Findjob_get_filter_filter(struct FindjoB *o, int *value, int flag);
+
 int Findjob_set_wanted_node(struct FindjoB *o, void *wanted_node, int flag);
 
 int Findjob_get_wanted_node(struct FindjoB *o, void **wanted_node, int flag);
diff --git a/xorriso/xorriso_timestamp.h b/xorriso/xorriso_timestamp.h
index 3ad1e47c..901df12c 100644
--- a/xorriso/xorriso_timestamp.h
+++ b/xorriso/xorriso_timestamp.h
@@ -1 +1 @@
-#define Xorriso_timestamP "2009.04.06.161541"
+#define Xorriso_timestamP "2009.04.07.120250"
diff --git a/xorriso/xorrisoburn.c b/xorriso/xorrisoburn.c
index b64d309d..4d552c2e 100644
--- a/xorriso/xorrisoburn.c
+++ b/xorriso/xorrisoburn.c
@@ -6663,9 +6663,11 @@ int Xorriso_findi_test(struct XorrisO *xorriso, struct FindjoB *job,
                        int depth, int flag)
 {
  int ret, start_lba, end_lba, damage_filter, commit_filter, lba, a_filter;
+ int is_filtered= 0;
  off_t damage_start, damage_end, size;
  int lba_count, *file_end_lbas= NULL, *file_start_lbas= NULL, i;
  void *wanted_node;
+ IsoStream *stream;
 
  ret= Findjob_test(job, name, boss_stbuf, stbuf, depth, 1);
  if(ret<=0)
@@ -6749,6 +6751,20 @@ int Xorriso_findi_test(struct XorrisO *xorriso, struct FindjoB *job,
      {ret= 0; goto ex;}
  }
 
+ Findjob_get_filter_filter(job, &a_filter, 0);
+ if(a_filter) {
+   is_filtered= 0;
+   if(LIBISO_ISREG(node)) {
+     stream= iso_file_get_stream((IsoFile *) node);
+     if(iso_stream_get_input_stream(stream, 0) != NULL)
+      is_filtered= 1;;
+   }
+   if(a_filter < 0 && is_filtered)
+     {ret= 0; goto ex;}
+   if(a_filter > 0 && !is_filtered)
+     {ret= 0; goto ex;}
+ }
+
  Findjob_get_wanted_node(job, &wanted_node, 0);
  if(wanted_node != NULL && ((IsoNode *) wanted_node) != node)
    {ret= 0; goto ex;}