summaryrefslogtreecommitdiff
path: root/thirdparty/libvpx/vp9/common/vp9_entropymv.c
diff options
context:
space:
mode:
Diffstat (limited to 'thirdparty/libvpx/vp9/common/vp9_entropymv.c')
-rw-r--r--thirdparty/libvpx/vp9/common/vp9_entropymv.c210
1 files changed, 0 insertions, 210 deletions
diff --git a/thirdparty/libvpx/vp9/common/vp9_entropymv.c b/thirdparty/libvpx/vp9/common/vp9_entropymv.c
deleted file mode 100644
index 566ae91cf7..0000000000
--- a/thirdparty/libvpx/vp9/common/vp9_entropymv.c
+++ /dev/null
@@ -1,210 +0,0 @@
-/*
- * 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.
- */
-
-#include "vp9/common/vp9_onyxc_int.h"
-#include "vp9/common/vp9_entropymv.h"
-
-const vpx_tree_index vp9_mv_joint_tree[TREE_SIZE(MV_JOINTS)] = {
- -MV_JOINT_ZERO, 2,
- -MV_JOINT_HNZVZ, 4,
- -MV_JOINT_HZVNZ, -MV_JOINT_HNZVNZ
-};
-
-const vpx_tree_index vp9_mv_class_tree[TREE_SIZE(MV_CLASSES)] = {
- -MV_CLASS_0, 2,
- -MV_CLASS_1, 4,
- 6, 8,
- -MV_CLASS_2, -MV_CLASS_3,
- 10, 12,
- -MV_CLASS_4, -MV_CLASS_5,
- -MV_CLASS_6, 14,
- 16, 18,
- -MV_CLASS_7, -MV_CLASS_8,
- -MV_CLASS_9, -MV_CLASS_10,
-};
-
-const vpx_tree_index vp9_mv_class0_tree[TREE_SIZE(CLASS0_SIZE)] = {
- -0, -1,
-};
-
-const vpx_tree_index vp9_mv_fp_tree[TREE_SIZE(MV_FP_SIZE)] = {
- -0, 2,
- -1, 4,
- -2, -3
-};
-
-static const nmv_context default_nmv_context = {
- {32, 64, 96},
- {
- { // Vertical component
- 128, // sign
- {224, 144, 192, 168, 192, 176, 192, 198, 198, 245}, // class
- {216}, // class0
- {136, 140, 148, 160, 176, 192, 224, 234, 234, 240}, // bits
- {{128, 128, 64}, {96, 112, 64}}, // class0_fp
- {64, 96, 64}, // fp
- 160, // class0_hp bit
- 128, // hp
- },
- { // Horizontal component
- 128, // sign
- {216, 128, 176, 160, 176, 176, 192, 198, 198, 208}, // class
- {208}, // class0
- {136, 140, 148, 160, 176, 192, 224, 234, 234, 240}, // bits
- {{128, 128, 64}, {96, 112, 64}}, // class0_fp
- {64, 96, 64}, // fp
- 160, // class0_hp bit
- 128, // hp
- }
- },
-};
-
-static const uint8_t log_in_base_2[] = {
- 0, 0, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 4, 4,
- 4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
- 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 6, 6,
- 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
- 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6,
- 6, 6, 6, 6, 6, 6, 6, 6, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
- 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
- 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
- 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
- 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
- 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8,
- 8, 8, 8, 8, 8, 8, 8, 8, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9,
- 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 10
-};
-
-static INLINE int mv_class_base(MV_CLASS_TYPE c) {
- return c ? CLASS0_SIZE << (c + 2) : 0;
-}
-
-MV_CLASS_TYPE vp9_get_mv_class(int z, int *offset) {
- const MV_CLASS_TYPE c = (z >= CLASS0_SIZE * 4096) ?
- MV_CLASS_10 : (MV_CLASS_TYPE)log_in_base_2[z >> 3];
- if (offset)
- *offset = z - mv_class_base(c);
- return c;
-}
-
-static void inc_mv_component(int v, nmv_component_counts *comp_counts,
- int incr, int usehp) {
- int s, z, c, o, d, e, f;
- assert(v != 0); /* should not be zero */
- s = v < 0;
- comp_counts->sign[s] += incr;
- z = (s ? -v : v) - 1; /* magnitude - 1 */
-
- c = vp9_get_mv_class(z, &o);
- comp_counts->classes[c] += incr;
-
- d = (o >> 3); /* int mv data */
- f = (o >> 1) & 3; /* fractional pel mv data */
- e = (o & 1); /* high precision mv data */
-
- if (c == MV_CLASS_0) {
- comp_counts->class0[d] += incr;
- comp_counts->class0_fp[d][f] += incr;
- comp_counts->class0_hp[e] += usehp * incr;
- } else {
- int i;
- int b = c + CLASS0_BITS - 1; // number of bits
- for (i = 0; i < b; ++i)
- comp_counts->bits[i][((d >> i) & 1)] += incr;
- comp_counts->fp[f] += incr;
- comp_counts->hp[e] += usehp * incr;
- }
-}
-
-void vp9_inc_mv(const MV *mv, nmv_context_counts *counts) {
- if (counts != NULL) {
- const MV_JOINT_TYPE j = vp9_get_mv_joint(mv);
- ++counts->joints[j];
-
- if (mv_joint_vertical(j)) {
- inc_mv_component(mv->row, &counts->comps[0], 1, 1);
- }
-
- if (mv_joint_horizontal(j)) {
- inc_mv_component(mv->col, &counts->comps[1], 1, 1);
- }
- }
-}
-
-void vp9_adapt_mv_probs(VP9_COMMON *cm, int allow_hp) {
- int i, j;
-
- nmv_context *fc = &cm->fc->nmvc;
- const nmv_context *pre_fc = &cm->frame_contexts[cm->frame_context_idx].nmvc;
- const nmv_context_counts *counts = &cm->counts.mv;
-
- vpx_tree_merge_probs(vp9_mv_joint_tree, pre_fc->joints, counts->joints,
- fc->joints);
-
- for (i = 0; i < 2; ++i) {
- nmv_component *comp = &fc->comps[i];
- const nmv_component *pre_comp = &pre_fc->comps[i];
- const nmv_component_counts *c = &counts->comps[i];
-
- comp->sign = mode_mv_merge_probs(pre_comp->sign, c->sign);
- vpx_tree_merge_probs(vp9_mv_class_tree, pre_comp->classes, c->classes,
- comp->classes);
- vpx_tree_merge_probs(vp9_mv_class0_tree, pre_comp->class0, c->class0,
- comp->class0);
-
- for (j = 0; j < MV_OFFSET_BITS; ++j)
- comp->bits[j] = mode_mv_merge_probs(pre_comp->bits[j], c->bits[j]);
-
- for (j = 0; j < CLASS0_SIZE; ++j)
- vpx_tree_merge_probs(vp9_mv_fp_tree, pre_comp->class0_fp[j],
- c->class0_fp[j], comp->class0_fp[j]);
-
- vpx_tree_merge_probs(vp9_mv_fp_tree, pre_comp->fp, c->fp, comp->fp);
-
- if (allow_hp) {
- comp->class0_hp = mode_mv_merge_probs(pre_comp->class0_hp, c->class0_hp);
- comp->hp = mode_mv_merge_probs(pre_comp->hp, c->hp);
- }
- }
-}
-
-void vp9_init_mv_probs(VP9_COMMON *cm) {
- cm->fc->nmvc = default_nmv_context;
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-19 23:46:42 +0000