/* *  Copyright (c) 2010 The WebM project authors. All Rights Reserved. * *  Use of this source code is governed by a BSD-style license *  that can be found in the LICENSE 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. */ #define USE_PREBUILT_TABLES #include "entropymode.h"#include "entropy.h"#include "vpx_mem/vpx_mem.h" #include "vp8_entropymodedata.h" int vp8_mv_cont(const int_mv *l, const int_mv *a) {  int lez = (l->as_int == 0);  int aez = (a->as_int == 0);  int lea = (l->as_int == a->as_int);   if (lea && lez) return SUBMVREF_LEFT_ABOVE_ZED;   if (lea) return SUBMVREF_LEFT_ABOVE_SAME;   if (aez) return SUBMVREF_ABOVE_ZED;   if (lez) return SUBMVREF_LEFT_ZED;   return SUBMVREF_NORMAL;} static const vp8_prob sub_mv_ref_prob[VP8_SUBMVREFS - 1] = { 180, 162, 25 }; const vp8_prob vp8_sub_mv_ref_prob2[SUBMVREF_COUNT][VP8_SUBMVREFS - 1] = {  { 147, 136, 18 },  { 106, 145, 1 },  { 179, 121, 1 },  { 223, 1, 34 },  { 208, 1, 1 }}; const vp8_mbsplit vp8_mbsplits[VP8_NUMMBSPLITS] = {  { 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1 },  { 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1, 0, 0, 1, 1 },  { 0, 0, 1, 1, 0, 0, 1, 1, 2, 2, 3, 3, 2, 2, 3, 3 },  { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 }}; const int vp8_mbsplit_count[VP8_NUMMBSPLITS] = { 2, 2, 4, 16 }; const vp8_prob vp8_mbsplit_probs[VP8_NUMMBSPLITS - 1] = { 110, 111, 150 }; /* Array indices are identical to previously-existing INTRAMODECONTEXTNODES. */ const vp8_tree_index vp8_bmode_tree[18] = /* INTRAMODECONTEXTNODE value */    {      -B_DC_PRED, 2,          /* 0 = DC_NODE */      -B_TM_PRED, 4,          /* 1 = TM_NODE */      -B_VE_PRED, 6,          /* 2 = VE_NODE */      8,          12,         /* 3 = COM_NODE */      -B_HE_PRED, 10,         /* 4 = HE_NODE */      -B_RD_PRED, -B_VR_PRED, /* 5 = RD_NODE */      -B_LD_PRED, 14,         /* 6 = LD_NODE */      -B_VL_PRED, 16,         /* 7 = VL_NODE */      -B_HD_PRED, -B_HU_PRED  /* 8 = HD_NODE */    }; /* Again, these trees use the same probability indices as their   explicitly-programmed predecessors. */ const vp8_tree_index vp8_ymode_tree[8] = {  -DC_PRED, 2, 4, 6, -V_PRED, -H_PRED, -TM_PRED, -B_PRED}; const vp8_tree_index vp8_kf_ymode_tree[8] = { -B_PRED, 2,        4,                                              6,       -DC_PRED, -V_PRED,                                              -H_PRED, -TM_PRED }; const vp8_tree_index vp8_uv_mode_tree[6] = { -DC_PRED, 2,       -V_PRED,                                             4,        -H_PRED, -TM_PRED }; const vp8_tree_index vp8_mbsplit_tree[6] = { -3, 2, -2, 4, -0, -1 }; const vp8_tree_index vp8_mv_ref_tree[8] = { -ZEROMV, 2, -NEARESTMV, 4,                                            -NEARMV, 6, -NEWMV,     -SPLITMV }; const vp8_tree_index vp8_sub_mv_ref_tree[6] = { -LEFT4X4, 2,        -ABOVE4X4,                                                4,        -ZERO4X4, -NEW4X4 }; const vp8_tree_index vp8_small_mvtree[14] = { 2,  8,  4,  6,  -0, -1, -2,                                              -3, 10, 12, -4, -5, -6, -7 }; void vp8_init_mbmode_probs(VP8_COMMON *x) {  memcpy(x->fc.ymode_prob, vp8_ymode_prob, sizeof(vp8_ymode_prob));  memcpy(x->fc.uv_mode_prob, vp8_uv_mode_prob, sizeof(vp8_uv_mode_prob));  memcpy(x->fc.sub_mv_ref_prob, sub_mv_ref_prob, sizeof(sub_mv_ref_prob));} void vp8_default_bmode_probs(vp8_prob dest[VP8_BINTRAMODES - 1]) {  memcpy(dest, vp8_bmode_prob, sizeof(vp8_bmode_prob));}