1 files changed, 55 insertions, 0 deletions
diff --git a/media/libaom/src/av1/common/scan.h b/media/libaom/src/av1/common/scan.h
new file mode 100644
index 000000000..233dc0efa
--- /dev/null
+++ b/media/libaom/src/av1/common/scan.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#ifndef AOM_AV1_COMMON_SCAN_H_
+#define AOM_AV1_COMMON_SCAN_H_
+
+#include "aom/aom_integer.h"
+#include "aom_ports/mem.h"
+
+#include "av1/common/enums.h"
+#include "av1/common/onyxc_int.h"
+#include "av1/common/blockd.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define MAX_NEIGHBORS 2
+
+typedef enum SCAN_MODE {
+  SCAN_MODE_ZIG_ZAG,
+  SCAN_MODE_COL_DIAG,
+  SCAN_MODE_ROW_DIAG,
+  SCAN_MODE_COL_1D,
+  SCAN_MODE_ROW_1D,
+  SCAN_MODES
+} SCAN_MODE;
+
+extern const SCAN_ORDER av1_default_scan_orders[TX_SIZES];
+extern const SCAN_ORDER av1_scan_orders[TX_SIZES_ALL][TX_TYPES];
+
+void av1_deliver_eob_threshold(const AV1_COMMON *cm, MACROBLOCKD *xd);
+
+static INLINE const SCAN_ORDER *get_default_scan(TX_SIZE tx_size,
+                                                 TX_TYPE tx_type) {
+  return &av1_scan_orders[tx_size][tx_type];
+}
+
+static INLINE const SCAN_ORDER *get_scan(TX_SIZE tx_size, TX_TYPE tx_type) {
+  return get_default_scan(tx_size, tx_type);
+}
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif
+
+#endif  // AOM_AV1_COMMON_SCAN_H_