1 files changed, 64 insertions, 0 deletions
diff --git a/gr-atsc/include/atsc/fs_checker.h b/gr-atsc/include/atsc/fs_checker.h
new file mode 100644
index 0000000000..1bd304090f
--- /dev/null
+++ b/gr-atsc/include/atsc/fs_checker.h
@@ -0,0 +1,64 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2006 Free Software Foundation, Inc.
+ *
+ * This file is part of GNU Radio
+ *
+ * GNU Radio is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3, or (at your option)
+ * any later version.
+ *
+ * GNU Radio is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with GNU Radio; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef INCLUDED_ATSC_FS_CHECKER_H
+#define INCLUDED_ATSC_FS_CHECKER_H
+
+#include <atsc/api.h>
+#include <atsc/fs_checker_impl.h>
+#include <gr_sync_block.h>
+
+class atsc_fs_checker;
+typedef boost::shared_ptr<atsc_fs_checker> atsc_fs_checker_sptr;
+
+ATSC_API atsc_fs_checker_sptr atsc_make_fs_checker();
+
+/*!
+ * \brief ATSC field sync checker (float,syminfo --> float,syminfo)
+ * \ingroup atsc
+ *
+ * first output is delayed version of input.
+ * second output is set of tags, one-for-one with first output.
+ */
+
+class ATSC_API atsc_fs_checker : public gr_sync_block
+{
+  friend ATSC_API atsc_fs_checker_sptr atsc_make_fs_checker();
+
+  atsc_fs_checker();
+
+public:
+  int work (int noutput_items,
+	    gr_vector_const_void_star &input_items,
+	    gr_vector_void_star &output_items);
+
+  void reset() { /* nop */ }
+
+  ~atsc_fs_checker ();
+
+protected:
+  atsci_fs_checker	*d_fsc;
+
+};
+
+
+#endif /* INCLUDED_ATSC_FS_CHECKER_H */