373 строки
14 KiB
C
373 строки
14 KiB
C
/*
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* Copyright (c) 2016, Alliance for Open Media. All rights reserved
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*
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* This source code is subject to the terms of the BSD 2 Clause License and
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* the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
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* was not distributed with this source code in the LICENSE file, you can
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* obtain it at www.aomedia.org/license/software. If the Alliance for Open
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* Media Patent License 1.0 was not distributed with this source code in the
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* PATENTS file, you can obtain it at www.aomedia.org/license/patent.
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*/
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#ifndef AV1_COMMON_PRED_COMMON_H_
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#define AV1_COMMON_PRED_COMMON_H_
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#include "av1/common/blockd.h"
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#include "av1/common/onyxc_int.h"
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#include "aom_dsp/aom_dsp_common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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static INLINE int get_segment_id(const AV1_COMMON *const cm,
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const uint8_t *segment_ids, BLOCK_SIZE bsize,
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int mi_row, int mi_col) {
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const int mi_offset = mi_row * cm->mi_cols + mi_col;
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const int bw = mi_size_wide[bsize];
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const int bh = mi_size_high[bsize];
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const int xmis = AOMMIN(cm->mi_cols - mi_col, bw);
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const int ymis = AOMMIN(cm->mi_rows - mi_row, bh);
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int x, y, segment_id = MAX_SEGMENTS;
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for (y = 0; y < ymis; ++y)
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for (x = 0; x < xmis; ++x)
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segment_id =
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AOMMIN(segment_id, segment_ids[mi_offset + y * cm->mi_cols + x]);
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assert(segment_id >= 0 && segment_id < MAX_SEGMENTS);
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return segment_id;
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}
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static INLINE int av1_get_pred_context_seg_id(const MACROBLOCKD *xd) {
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const MODE_INFO *const above_mi = xd->above_mi;
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const MODE_INFO *const left_mi = xd->left_mi;
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const int above_sip =
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(above_mi != NULL) ? above_mi->mbmi.seg_id_predicted : 0;
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const int left_sip = (left_mi != NULL) ? left_mi->mbmi.seg_id_predicted : 0;
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return above_sip + left_sip;
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}
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static INLINE aom_prob av1_get_pred_prob_seg_id(
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const struct segmentation_probs *segp, const MACROBLOCKD *xd) {
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return segp->pred_probs[av1_get_pred_context_seg_id(xd)];
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}
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static INLINE int av1_get_skip_context(const MACROBLOCKD *xd) {
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const MODE_INFO *const above_mi = xd->above_mi;
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const MODE_INFO *const left_mi = xd->left_mi;
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const int above_skip = (above_mi != NULL) ? above_mi->mbmi.skip : 0;
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const int left_skip = (left_mi != NULL) ? left_mi->mbmi.skip : 0;
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return above_skip + left_skip;
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}
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static INLINE aom_prob av1_get_skip_prob(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc->skip_probs[av1_get_skip_context(xd)];
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}
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#if CONFIG_DUAL_FILTER
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int av1_get_pred_context_switchable_interp(const MACROBLOCKD *xd, int dir);
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#else
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int av1_get_pred_context_switchable_interp(const MACROBLOCKD *xd);
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#endif
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#if CONFIG_EXT_INTRA
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#if CONFIG_INTRA_INTERP
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int av1_get_pred_context_intra_interp(const MACROBLOCKD *xd);
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#endif // CONFIG_INTRA_INTERP
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#endif // CONFIG_EXT_INTRA
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#if CONFIG_PALETTE && CONFIG_PALETTE_DELTA_ENCODING
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// Get a list of palette base colors that are used in the above and left blocks,
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// referred to as "color cache". The return value is the number of colors in the
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// cache (<= 2 * PALETTE_MAX_SIZE). The color values are stored in "cache"
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// in ascending order.
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int av1_get_palette_cache(const MODE_INFO *above_mi, const MODE_INFO *left_mi,
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int plane, uint16_t *cache);
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#endif // CONFIG_PALETTE && CONFIG_PALETTE_DELTA_ENCODING
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int av1_get_intra_inter_context(const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_intra_inter_prob(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc->intra_inter_prob[av1_get_intra_inter_context(xd)];
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}
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int av1_get_reference_mode_context(const AV1_COMMON *cm, const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_reference_mode_prob(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc->comp_inter_prob[av1_get_reference_mode_context(cm, xd)];
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}
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#if CONFIG_NEW_MULTISYMBOL
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static INLINE aom_cdf_prob *av1_get_reference_mode_cdf(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return xd->tile_ctx->comp_inter_cdf[av1_get_reference_mode_context(cm, xd)];
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}
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#endif
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#if CONFIG_EXT_COMP_REFS
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int av1_get_comp_reference_type_context(const AV1_COMMON *cm,
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const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_comp_reference_type_prob(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc
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->comp_ref_type_prob[av1_get_comp_reference_type_context(cm, xd)];
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}
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int av1_get_pred_context_uni_comp_ref_p(const AV1_COMMON *cm,
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const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_pred_prob_uni_comp_ref_p(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_uni_comp_ref_p(cm, xd);
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return cm->fc->uni_comp_ref_prob[pred_context][0];
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}
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int av1_get_pred_context_uni_comp_ref_p1(const AV1_COMMON *cm,
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const MACROBLOCKD *xd);
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static INLINE aom_prob
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av1_get_pred_prob_uni_comp_ref_p1(const AV1_COMMON *cm, const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_uni_comp_ref_p1(cm, xd);
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return cm->fc->uni_comp_ref_prob[pred_context][1];
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}
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#endif // CONFIG_EXT_COMP_REFS
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int av1_get_pred_context_comp_ref_p(const AV1_COMMON *cm,
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const MACROBLOCKD *xd);
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#if CONFIG_NEW_MULTISYMBOL
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static INLINE aom_cdf_prob *av1_get_pred_cdf_comp_ref_p(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_comp_ref_p(cm, xd);
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return xd->tile_ctx->comp_ref_cdf[pred_context][0];
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}
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#endif
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static INLINE aom_prob av1_get_pred_prob_comp_ref_p(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_comp_ref_p(cm, xd);
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return cm->fc->comp_ref_prob[pred_context][0];
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}
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#if CONFIG_EXT_REFS
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int av1_get_pred_context_comp_ref_p1(const AV1_COMMON *cm,
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const MACROBLOCKD *xd);
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#if CONFIG_NEW_MULTISYMBOL
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static INLINE aom_cdf_prob *av1_get_pred_cdf_comp_ref_p1(
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const AV1_COMMON *cm, const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_comp_ref_p1(cm, xd);
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return xd->tile_ctx->comp_ref_cdf[pred_context][1];
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}
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#endif
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static INLINE aom_prob av1_get_pred_prob_comp_ref_p1(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_comp_ref_p1(cm, xd);
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return cm->fc->comp_ref_prob[pred_context][1];
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}
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int av1_get_pred_context_comp_ref_p2(const AV1_COMMON *cm,
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const MACROBLOCKD *xd);
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#if CONFIG_NEW_MULTISYMBOL
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static INLINE aom_cdf_prob *av1_get_pred_cdf_comp_ref_p2(
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const AV1_COMMON *cm, const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_comp_ref_p2(cm, xd);
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return xd->tile_ctx->comp_ref_cdf[pred_context][2];
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}
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#endif
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static INLINE aom_prob av1_get_pred_prob_comp_ref_p2(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_comp_ref_p2(cm, xd);
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return cm->fc->comp_ref_prob[pred_context][2];
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}
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int av1_get_pred_context_comp_bwdref_p(const AV1_COMMON *cm,
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const MACROBLOCKD *xd);
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#if CONFIG_NEW_MULTISYMBOL
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static INLINE aom_cdf_prob *av1_get_pred_cdf_comp_bwdref_p(
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const AV1_COMMON *cm, const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_comp_bwdref_p(cm, xd);
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return xd->tile_ctx->comp_bwdref_cdf[pred_context][0];
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}
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#endif // CONFIG_NEW_MULTISYMBOL
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static INLINE aom_prob av1_get_pred_prob_comp_bwdref_p(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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const int pred_context = av1_get_pred_context_comp_bwdref_p(cm, xd);
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return cm->fc->comp_bwdref_prob[pred_context][0];
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}
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#endif // CONFIG_EXT_REFS
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int av1_get_pred_context_single_ref_p1(const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_pred_prob_single_ref_p1(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p1(xd)][0];
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}
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int av1_get_pred_context_single_ref_p2(const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_pred_prob_single_ref_p2(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p2(xd)][1];
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}
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#if CONFIG_EXT_REFS
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int av1_get_pred_context_single_ref_p3(const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_pred_prob_single_ref_p3(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p3(xd)][2];
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}
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int av1_get_pred_context_single_ref_p4(const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_pred_prob_single_ref_p4(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p4(xd)][3];
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}
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int av1_get_pred_context_single_ref_p5(const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_pred_prob_single_ref_p5(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc->single_ref_prob[av1_get_pred_context_single_ref_p5(xd)][4];
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}
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#endif // CONFIG_EXT_REFS
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#if CONFIG_NEW_MULTISYMBOL
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static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p1(
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const AV1_COMMON *cm, const MACROBLOCKD *xd) {
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(void)cm;
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return xd->tile_ctx
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->single_ref_cdf[av1_get_pred_context_single_ref_p1(xd)][0];
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}
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static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p2(
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const AV1_COMMON *cm, const MACROBLOCKD *xd) {
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(void)cm;
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return xd->tile_ctx
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->single_ref_cdf[av1_get_pred_context_single_ref_p2(xd)][1];
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}
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#if CONFIG_EXT_REFS
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static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p3(
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const AV1_COMMON *cm, const MACROBLOCKD *xd) {
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(void)cm;
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return xd->tile_ctx
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->single_ref_cdf[av1_get_pred_context_single_ref_p3(xd)][2];
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}
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static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p4(
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const AV1_COMMON *cm, const MACROBLOCKD *xd) {
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(void)cm;
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return xd->tile_ctx
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->single_ref_cdf[av1_get_pred_context_single_ref_p4(xd)][3];
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}
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static INLINE aom_cdf_prob *av1_get_pred_cdf_single_ref_p5(
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const AV1_COMMON *cm, const MACROBLOCKD *xd) {
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(void)cm;
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return xd->tile_ctx
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->single_ref_cdf[av1_get_pred_context_single_ref_p5(xd)][4];
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}
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#endif // CONFIG_EXT_REFS
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#endif // CONFIG_NEW_MULTISYMBOL
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#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
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int av1_get_inter_mode_context(const MACROBLOCKD *xd);
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static INLINE aom_prob av1_get_inter_mode_prob(const AV1_COMMON *cm,
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const MACROBLOCKD *xd) {
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return cm->fc->comp_inter_mode_prob[av1_get_inter_mode_context(xd)];
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}
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#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
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// Returns a context number for the given MB prediction signal
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// The mode info data structure has a one element border above and to the
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// left of the entries corresponding to real blocks.
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// The prediction flags in these dummy entries are initialized to 0.
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static INLINE int get_tx_size_context(const MACROBLOCKD *xd) {
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const int max_tx_size = max_txsize_lookup[xd->mi[0]->mbmi.sb_type];
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const MB_MODE_INFO *const above_mbmi = xd->above_mbmi;
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const MB_MODE_INFO *const left_mbmi = xd->left_mbmi;
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const int has_above = xd->up_available;
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const int has_left = xd->left_available;
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int above_ctx = (has_above && !above_mbmi->skip)
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? (int)txsize_sqr_map[above_mbmi->tx_size]
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: max_tx_size;
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int left_ctx = (has_left && !left_mbmi->skip)
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? (int)txsize_sqr_map[left_mbmi->tx_size]
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: max_tx_size;
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if (!has_left) left_ctx = above_ctx;
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if (!has_above) above_ctx = left_ctx;
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return (above_ctx + left_ctx) > max_tx_size + TX_SIZE_LUMA_MIN;
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}
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#if CONFIG_VAR_TX
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static void update_tx_counts(AV1_COMMON *cm, MACROBLOCKD *xd,
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MB_MODE_INFO *mbmi, BLOCK_SIZE plane_bsize,
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TX_SIZE tx_size, int blk_row, int blk_col,
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TX_SIZE max_tx_size, int ctx) {
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const struct macroblockd_plane *const pd = &xd->plane[0];
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const BLOCK_SIZE bsize = txsize_to_bsize[tx_size];
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const int tx_row = blk_row >> (1 - pd->subsampling_y);
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const int tx_col = blk_col >> (1 - pd->subsampling_x);
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const TX_SIZE plane_tx_size = mbmi->inter_tx_size[tx_row][tx_col];
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const int max_blocks_high = max_block_high(xd, plane_bsize, 0);
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const int max_blocks_wide = max_block_wide(xd, plane_bsize, 0);
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if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide) return;
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if (tx_size == plane_tx_size) {
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int depth;
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depth = tx_size_to_depth(tx_size);
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++xd->counts->tx_size[max_tx_size - TX_SIZE_CTX_MIN][ctx][depth];
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mbmi->tx_size = tx_size;
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} else {
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int bsl = b_width_log2_lookup[bsize];
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int i;
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assert(bsl > 0);
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--bsl;
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for (i = 0; i < 4; ++i) {
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const int offsetr = blk_row + ((i >> 1) << bsl);
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const int offsetc = blk_col + ((i & 0x01) << bsl);
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if (offsetr >= max_blocks_high || offsetc >= max_blocks_wide) continue;
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update_tx_counts(cm, xd, mbmi, plane_bsize, (TX_SIZE)(tx_size - 1),
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offsetr, offsetc, max_tx_size, ctx);
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}
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}
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}
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static INLINE void inter_block_tx_count_update(AV1_COMMON *cm, MACROBLOCKD *xd,
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MB_MODE_INFO *mbmi,
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BLOCK_SIZE plane_bsize,
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int ctx) {
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const int mi_width = block_size_wide[plane_bsize] >> tx_size_wide_log2[0];
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const int mi_height = block_size_high[plane_bsize] >> tx_size_wide_log2[0];
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TX_SIZE max_tx_size = max_txsize_lookup[plane_bsize];
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int bh = tx_size_wide_unit[max_tx_size];
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int idx, idy;
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for (idy = 0; idy < mi_height; idy += bh)
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for (idx = 0; idx < mi_width; idx += bh)
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update_tx_counts(cm, xd, mbmi, plane_bsize, max_tx_size, idy, idx,
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max_tx_size, ctx);
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}
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#endif
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#ifdef __cplusplus
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} // extern "C"
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#endif
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#endif // AV1_COMMON_PRED_COMMON_H_
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