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authorwolfbeast <mcwerewolf@gmail.com>2017-07-24 13:19:25 +0200
committerwolfbeast <mcwerewolf@gmail.com>2018-02-03 09:57:42 +0100
commit2c1f833a092ef7af17f072749940bcb47da19aa6 (patch)
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Add libwebp 0.6.0 to the tree
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+// Copyright 2015 Google Inc. All Rights Reserved.
+//
+// Use of this source code is governed by a BSD-style license
+// that can be found in the COPYING file in the root of the source
+// tree. An additional intellectual property rights grant can be found
+// in the file PATENTS. All contributing project authors may
+// be found in the AUTHORS file in the root of the source tree.
+// -----------------------------------------------------------------------------
+//
+// Definitions and macros common to encoding and decoding
+//
+// Author: Skal (pascal.massimino@gmail.com)
+
+#ifndef WEBP_DEC_COMMON_H_
+#define WEBP_DEC_COMMON_H_
+
+// intra prediction modes
+enum { B_DC_PRED = 0, // 4x4 modes
+ B_TM_PRED = 1,
+ B_VE_PRED = 2,
+ B_HE_PRED = 3,
+ B_RD_PRED = 4,
+ B_VR_PRED = 5,
+ B_LD_PRED = 6,
+ B_VL_PRED = 7,
+ B_HD_PRED = 8,
+ B_HU_PRED = 9,
+ NUM_BMODES = B_HU_PRED + 1 - B_DC_PRED, // = 10
+
+ // Luma16 or UV modes
+ DC_PRED = B_DC_PRED, V_PRED = B_VE_PRED,
+ H_PRED = B_HE_PRED, TM_PRED = B_TM_PRED,
+ B_PRED = NUM_BMODES, // refined I4x4 mode
+ NUM_PRED_MODES = 4,
+
+ // special modes
+ B_DC_PRED_NOTOP = 4,
+ B_DC_PRED_NOLEFT = 5,
+ B_DC_PRED_NOTOPLEFT = 6,
+ NUM_B_DC_MODES = 7 };
+
+enum { MB_FEATURE_TREE_PROBS = 3,
+ NUM_MB_SEGMENTS = 4,
+ NUM_REF_LF_DELTAS = 4,
+ NUM_MODE_LF_DELTAS = 4, // I4x4, ZERO, *, SPLIT
+ MAX_NUM_PARTITIONS = 8,
+ // Probabilities
+ NUM_TYPES = 4, // 0: i16-AC, 1: i16-DC, 2:chroma-AC, 3:i4-AC
+ NUM_BANDS = 8,
+ NUM_CTX = 3,
+ NUM_PROBAS = 11
+ };
+
+#endif // WEBP_DEC_COMMON_H_