diff --git a/src/tools/eydrle.hh b/src/tools/eydrle.hh
index e69de29..2891075 100644
--- a/src/tools/eydrle.hh
+++ b/src/tools/eydrle.hh
@@ -0,0 +1,31 @@
+#ifndef _EYDRLE_HH
+#define _EYDRLE_HH
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <eyd.hh>
+#include <exception>
+#include <vector>
+
+namespace EydTools {
+	typedef enum { EYDRLE_MODE_COMPRESS, EYDRLE_MODE_UNCOMPRESS, EYDRLE_MODE_UNDEF } eydrle_mode_t;
+
+	class EydRle {
+		private:
+			// la config
+			eydrle_mode_t _mode_compress;
+			std::string _input_file;
+			std::string _output_file;
+			int _cellsize;
+			EydLib::BitGroup _rle;
+			
+		public:
+			EydRle();
+			bool init(int argc, char **argv);
+			void run();
+			void compress();
+			void uncompress();
+	};
+}
+
+#endif