videoeditorengine/h263decoder/inc/zigzag.h
changeset 0 951a5db380a0
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/videoeditorengine/h263decoder/inc/zigzag.h	Fri Jan 29 14:08:33 2010 +0200
@@ -0,0 +1,78 @@
+/*
+* Copyright (c) 2010 Ixonos Plc.
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - Initial contribution
+*
+* Contributors:
+* Ixonos Plc
+*
+* Description:  
+* Definition of the zigzag tables.
+*
+*/
+
+
+#ifndef _ZIGZAG_H_
+#define _ZIGZAG_H_
+
+/*
+ * Structs and typedefs
+ */
+
+/* Normal zigzag */
+static const int zigzag[64] = {
+  0, 1, 5, 6,14,15,27,28,
+  2, 4, 7,13,16,26,29,42,
+  3, 8,12,17,25,30,41,43,
+  9,11,18,24,31,40,44,53,
+  10,19,23,32,39,45,52,54,
+  20,22,33,38,46,51,55,60,
+  21,34,37,47,50,56,59,61,
+  35,36,48,49,57,58,62,63
+};
+
+/* Horizontal zigzag */
+static const int zigzag_h[64] = {
+     0, 1, 2, 3,10,11,12,13,
+     4, 5, 8, 9,17,16,15,14,
+     6, 7,19,18,26,27,28,29,
+    20,21,24,25,30,31,32,33,
+    22,23,34,35,42,43,44,45,
+    36,37,40,41,46,47,48,49,
+    38,39,50,51,56,57,58,59,
+    52,53,54,55,60,61,62,63
+};
+
+/* Vertical zigzag */
+static const int zigzag_v[64] = {
+     0, 4, 6,20,22,36,38,52,
+     1, 5, 7,21,23,37,39,53,
+     2, 8,19,24,34,40,50,54,
+     3, 9,18,25,35,41,51,55,
+    10,17,26,30,42,46,56,60,
+    11,16,27,31,43,47,57,61,
+    12,15,28,32,44,48,58,62,
+    13,14,29,33,45,49,59,63
+};
+
+/* Inverse normal zigzag */
+static const int zigzag_i[64] =
+{
+     0, 1, 8,16, 9, 2, 3,10,
+    17,24,32,25,18,11, 4, 5,
+    12,19,26,33,40,48,41,34,
+    27,20,13, 6, 7,14,21,28,
+    35,42,49,56,57,50,43,36,
+    29,22,15,23,30,37,44,51,
+    58,59,52,45,38,31,39,46,
+    53,60,61,54,47,55,62,63
+};
+
+#endif /* ifndef _ZIGZAG_H_ */
+// End of File