1 files changed, 27 insertions, 0 deletions
diff --git a/decoder/aligner.h b/decoder/aligner.h
new file mode 100644
index 00000000..cd159119
--- /dev/null
+++ b/decoder/aligner.h
@@ -0,0 +1,27 @@
+#ifndef _ALIGNER_H_
+
+#include <string>
+#include <iostream>
+#include <boost/shared_ptr.hpp>
+#include "array2d.h"
+#include "lattice.h"
+
+class Hypergraph;
+class SentenceMetadata;
+
+struct AlignerTools {
+  static boost::shared_ptr<Array2D<bool> > ReadPharaohAlignmentGrid(const std::string& al);
+  static void SerializePharaohFormat(const Array2D<bool>& alignment, std::ostream* out);
+
+  // assumption: g contains derivations of input/ref and
+  // ONLY input/ref.
+  // if edges is non-NULL, the alignment corresponding to the edge rules will be written
+  static void WriteAlignment(const Lattice& src,
+                             const Lattice& ref,
+                             const Hypergraph& g,
+                             std::ostream* out,
+                             bool map_instead_of_viterbi = true,
+                             const std::vector<bool>* edges = NULL);
+};
+
+#endif