blob: 1f207238b02463ea99dec06e976ca42606f523fe [file] [log] [blame]
/*
* 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.
*/
#include <assert.h>
#include <limits.h>
#include <stdio.h>
#include "aom/aom_encoder.h"
#include "aom_dsp/bitwriter_buffer.h"
#include "aom_dsp/aom_dsp_common.h"
#include "aom_dsp/binary_codes_writer.h"
#include "aom_mem/aom_mem.h"
#include "aom_ports/mem_ops.h"
#include "aom_ports/system_state.h"
#if CONFIG_BITSTREAM_DEBUG
#include "aom_util/debug_util.h"
#endif // CONFIG_BITSTREAM_DEBUG
#if CONFIG_CDEF
#include "av1/common/cdef.h"
#include "av1/common/clpf.h"
#endif // CONFIG_CDEF
#include "av1/common/entropy.h"
#include "av1/common/entropymode.h"
#include "av1/common/entropymv.h"
#include "av1/common/mvref_common.h"
#include "av1/common/odintrin.h"
#include "av1/common/pred_common.h"
#include "av1/common/reconinter.h"
#if CONFIG_EXT_INTRA
#include "av1/common/reconintra.h"
#endif // CONFIG_EXT_INTRA
#include "av1/common/seg_common.h"
#include "av1/common/tile_common.h"
#if CONFIG_ANS
#include "aom_dsp/buf_ans.h"
#endif // CONFIG_ANS
#if CONFIG_LV_MAP
#include "av1/encoder/encodetxb.h"
#endif // CONFIG_LV_MAP
#include "av1/encoder/bitstream.h"
#include "av1/encoder/cost.h"
#include "av1/encoder/encodemv.h"
#include "av1/encoder/mcomp.h"
#if CONFIG_PALETTE && CONFIG_PALETTE_DELTA_ENCODING
#include "av1/encoder/palette.h"
#endif // CONFIG_PALETTE && CONFIG_PALETTE_DELTA_ENCODING
#include "av1/encoder/segmentation.h"
#include "av1/encoder/subexp.h"
#include "av1/encoder/tokenize.h"
#if CONFIG_PVQ
#include "av1/encoder/pvq_encoder.h"
#endif
#define ENC_MISMATCH_DEBUG 0
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
static struct av1_token
inter_singleref_comp_mode_encodings[INTER_SINGLEREF_COMP_MODES];
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
#if CONFIG_PALETTE
static struct av1_token palette_size_encodings[PALETTE_SIZES];
static struct av1_token palette_color_index_encodings[PALETTE_SIZES]
[PALETTE_COLORS];
#endif // CONFIG_PALETTE
#if CONFIG_EXT_INTRA || CONFIG_FILTER_INTRA || CONFIG_PALETTE
static INLINE void write_uniform(aom_writer *w, int n, int v) {
const int l = get_unsigned_bits(n);
const int m = (1 << l) - n;
if (l == 0) return;
if (v < m) {
aom_write_literal(w, v, l - 1);
} else {
aom_write_literal(w, m + ((v - m) >> 1), l - 1);
aom_write_literal(w, (v - m) & 1, 1);
}
}
#endif // CONFIG_EXT_INTRA || CONFIG_FILTER_INTRA || CONFIG_PALETTE
#if CONFIG_EXT_TX
static struct av1_token ext_tx_inter_encodings[EXT_TX_SETS_INTER][TX_TYPES];
static struct av1_token ext_tx_intra_encodings[EXT_TX_SETS_INTRA][TX_TYPES];
#else
static struct av1_token ext_tx_encodings[TX_TYPES];
#endif // CONFIG_EXT_TX
#if CONFIG_EXT_INTRA
#if CONFIG_INTRA_INTERP
static struct av1_token intra_filter_encodings[INTRA_FILTERS];
#endif // CONFIG_INTRA_INTERP
#endif // CONFIG_EXT_INTRA
#if CONFIG_EXT_INTER
#if CONFIG_INTERINTRA
static struct av1_token interintra_mode_encodings[INTERINTRA_MODES];
#endif
#if CONFIG_COMPOUND_SEGMENT || CONFIG_WEDGE
static struct av1_token compound_type_encodings[COMPOUND_TYPES];
#endif // CONFIG_COMPOUND_SEGMENT || CONFIG_WEDGE
#endif // CONFIG_EXT_INTER
#if CONFIG_MOTION_VAR || CONFIG_WARPED_MOTION
#if CONFIG_NCOBMC_ADAPT_WEIGHT
static struct av1_token ncobmc_mode_encodings[MAX_NCOBMC_MODES];
#endif
#endif // CONFIG_MOTION_VAR || CONFIG_WARPED_MOTION
#if CONFIG_LOOP_RESTORATION
static struct av1_token switchable_restore_encodings[RESTORE_SWITCHABLE_TYPES];
#endif // CONFIG_LOOP_RESTORATION
static void write_uncompressed_header(AV1_COMP *cpi,
struct aom_write_bit_buffer *wb);
static uint32_t write_compressed_header(AV1_COMP *cpi, uint8_t *data);
static int remux_tiles(const AV1_COMMON *const cm, uint8_t *dst,
const uint32_t data_size, const uint32_t max_tile_size,
const uint32_t max_tile_col_size,
int *const tile_size_bytes,
int *const tile_col_size_bytes);
void av1_encode_token_init(void) {
#if CONFIG_EXT_TX || CONFIG_PALETTE
int s;
#endif // CONFIG_EXT_TX || CONFIG_PALETTE
#if CONFIG_EXT_TX
for (s = 1; s < EXT_TX_SETS_INTER; ++s) {
av1_tokens_from_tree(ext_tx_inter_encodings[s], av1_ext_tx_inter_tree[s]);
}
for (s = 1; s < EXT_TX_SETS_INTRA; ++s) {
av1_tokens_from_tree(ext_tx_intra_encodings[s], av1_ext_tx_intra_tree[s]);
}
#else
av1_tokens_from_tree(ext_tx_encodings, av1_ext_tx_tree);
#endif // CONFIG_EXT_TX
#if CONFIG_PALETTE
av1_tokens_from_tree(palette_size_encodings, av1_palette_size_tree);
for (s = 0; s < PALETTE_SIZES; ++s) {
av1_tokens_from_tree(palette_color_index_encodings[s],
av1_palette_color_index_tree[s]);
}
#endif // CONFIG_PALETTE
#if CONFIG_EXT_INTRA && CONFIG_INTRA_INTERP
av1_tokens_from_tree(intra_filter_encodings, av1_intra_filter_tree);
#endif // CONFIG_EXT_INTRA && CONFIG_INTRA_INTERP
#if CONFIG_EXT_INTER
#if CONFIG_INTERINTRA
av1_tokens_from_tree(interintra_mode_encodings, av1_interintra_mode_tree);
#endif // CONFIG_INTERINTRA
#if CONFIG_COMPOUND_SINGLEREF
av1_tokens_from_tree(inter_singleref_comp_mode_encodings,
av1_inter_singleref_comp_mode_tree);
#endif // CONFIG_COMPOUND_SINGLEREF
#if CONFIG_COMPOUND_SEGMENT || CONFIG_WEDGE
av1_tokens_from_tree(compound_type_encodings, av1_compound_type_tree);
#endif // CONFIG_COMPOUND_SEGMENT || CONFIG_WEDGE
#endif // CONFIG_EXT_INTER
#if CONFIG_MOTION_VAR || CONFIG_WARPED_MOTION
#if CONFIG_NCOBMC_ADAPT_WEIGHT
av1_tokens_from_tree(ncobmc_mode_encodings, av1_ncobmc_mode_tree);
#endif
#endif // CONFIG_MOTION_VAR || CONFIG_WARPED_MOTION
#if CONFIG_LOOP_RESTORATION
av1_tokens_from_tree(switchable_restore_encodings,
av1_switchable_restore_tree);
#endif // CONFIG_LOOP_RESTORATION
/* This hack is necessary when CONFIG_DUAL_FILTER is enabled because the five
SWITCHABLE_FILTERS are not consecutive, e.g., 0, 1, 2, 3, 4, when doing
an in-order traversal of the av1_switchable_interp_tree structure. */
av1_indices_from_tree(av1_switchable_interp_ind, av1_switchable_interp_inv,
av1_switchable_interp_tree);
/* This hack is necessary because the four TX_TYPES are not consecutive,
e.g., 0, 1, 2, 3, when doing an in-order traversal of the av1_ext_tx_tree
structure. */
#if CONFIG_EXT_TX
for (s = 1; s < EXT_TX_SETS_INTRA; ++s)
av1_indices_from_tree(av1_ext_tx_intra_ind[s], av1_ext_tx_intra_inv[s],
av1_ext_tx_intra_tree[s]);
for (s = 1; s < EXT_TX_SETS_INTER; ++s)
av1_indices_from_tree(av1_ext_tx_inter_ind[s], av1_ext_tx_inter_inv[s],
av1_ext_tx_inter_tree[s]);
#else
av1_indices_from_tree(av1_ext_tx_ind, av1_ext_tx_inv, av1_ext_tx_tree);
#endif
}
static void write_intra_mode_kf(const AV1_COMMON *cm, FRAME_CONTEXT *frame_ctx,
const MODE_INFO *mi, const MODE_INFO *above_mi,
const MODE_INFO *left_mi, int block,
PREDICTION_MODE mode, aom_writer *w) {
#if CONFIG_INTRABC
assert(!is_intrabc_block(&mi->mbmi));
#endif // CONFIG_INTRABC
aom_write_symbol(w, av1_intra_mode_ind[mode],
get_y_mode_cdf(frame_ctx, mi, above_mi, left_mi, block),
INTRA_MODES);
(void)cm;
}
static void write_inter_mode(aom_writer *w, PREDICTION_MODE mode,
FRAME_CONTEXT *ec_ctx, const int16_t mode_ctx) {
const int16_t newmv_ctx = mode_ctx & NEWMV_CTX_MASK;
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, mode != NEWMV, ec_ctx->newmv_cdf[newmv_ctx], 2);
#else
aom_write(w, mode != NEWMV, ec_ctx->newmv_prob[newmv_ctx]);
#endif
if (mode != NEWMV) {
if (mode_ctx & (1 << ALL_ZERO_FLAG_OFFSET)) {
assert(mode == ZEROMV);
return;
}
const int16_t zeromv_ctx = (mode_ctx >> ZEROMV_OFFSET) & ZEROMV_CTX_MASK;
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, mode != ZEROMV, ec_ctx->zeromv_cdf[zeromv_ctx], 2);
#else
aom_write(w, mode != ZEROMV, ec_ctx->zeromv_prob[zeromv_ctx]);
#endif
if (mode != ZEROMV) {
int16_t refmv_ctx = (mode_ctx >> REFMV_OFFSET) & REFMV_CTX_MASK;
if (mode_ctx & (1 << SKIP_NEARESTMV_OFFSET)) refmv_ctx = 6;
if (mode_ctx & (1 << SKIP_NEARMV_OFFSET)) refmv_ctx = 7;
if (mode_ctx & (1 << SKIP_NEARESTMV_SUB8X8_OFFSET)) refmv_ctx = 8;
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, mode != NEARESTMV, ec_ctx->refmv_cdf[refmv_ctx], 2);
#else
aom_write(w, mode != NEARESTMV, ec_ctx->refmv_prob[refmv_ctx]);
#endif
}
}
}
static void write_drl_idx(FRAME_CONTEXT *ec_ctx, const MB_MODE_INFO *mbmi,
const MB_MODE_INFO_EXT *mbmi_ext, aom_writer *w) {
uint8_t ref_frame_type = av1_ref_frame_type(mbmi->ref_frame);
assert(mbmi->ref_mv_idx < 3);
#if CONFIG_EXT_INTER
#if CONFIG_COMPOUND_SINGLEREF
if (mbmi->mode == NEWMV || mbmi->mode == NEW_NEWMV ||
mbmi->mode == SR_NEW_NEWMV) {
#else // !CONFIG_COMPOUND_SINGLEREF
if (mbmi->mode == NEWMV || mbmi->mode == NEW_NEWMV) {
#endif // CONFIG_COMPOUND_SINGLEREF
#else // !CONFIG_EXT_INTER
if (mbmi->mode == NEWMV) {
#endif // CONFIG_EXT_INTER
int idx;
for (idx = 0; idx < 2; ++idx) {
if (mbmi_ext->ref_mv_count[ref_frame_type] > idx + 1) {
uint8_t drl_ctx =
av1_drl_ctx(mbmi_ext->ref_mv_stack[ref_frame_type], idx);
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, mbmi->ref_mv_idx != idx, ec_ctx->drl_cdf[drl_ctx],
2);
#else
aom_write(w, mbmi->ref_mv_idx != idx, ec_ctx->drl_prob[drl_ctx]);
#endif
if (mbmi->ref_mv_idx == idx) return;
}
}
return;
}
if (have_nearmv_in_inter_mode(mbmi->mode)) {
int idx;
// TODO(jingning): Temporary solution to compensate the NEARESTMV offset.
for (idx = 1; idx < 3; ++idx) {
if (mbmi_ext->ref_mv_count[ref_frame_type] > idx + 1) {
uint8_t drl_ctx =
av1_drl_ctx(mbmi_ext->ref_mv_stack[ref_frame_type], idx);
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, mbmi->ref_mv_idx != (idx - 1),
ec_ctx->drl_cdf[drl_ctx], 2);
#else
aom_write(w, mbmi->ref_mv_idx != (idx - 1), ec_ctx->drl_prob[drl_ctx]);
#endif
if (mbmi->ref_mv_idx == (idx - 1)) return;
}
}
return;
}
}
#if CONFIG_EXT_INTER
static void write_inter_compound_mode(AV1_COMMON *cm, MACROBLOCKD *xd,
aom_writer *w, PREDICTION_MODE mode,
const int16_t mode_ctx) {
assert(is_inter_compound_mode(mode));
(void)cm;
aom_write_symbol(w, INTER_COMPOUND_OFFSET(mode),
xd->tile_ctx->inter_compound_mode_cdf[mode_ctx],
INTER_COMPOUND_MODES);
}
#if CONFIG_COMPOUND_SINGLEREF
static void write_inter_singleref_comp_mode(AV1_COMMON *cm, aom_writer *w,
PREDICTION_MODE mode,
const int16_t mode_ctx) {
assert(is_inter_singleref_comp_mode(mode));
const aom_prob *const inter_singleref_comp_probs =
cm->fc->inter_singleref_comp_mode_probs[mode_ctx];
av1_write_token(
w, av1_inter_singleref_comp_mode_tree, inter_singleref_comp_probs,
&inter_singleref_comp_mode_encodings[INTER_SINGLEREF_COMP_OFFSET(mode)]);
}
#endif // CONFIG_COMPOUND_SINGLEREF
#endif // CONFIG_EXT_INTER
static void encode_unsigned_max(struct aom_write_bit_buffer *wb, int data,
int max) {
aom_wb_write_literal(wb, data, get_unsigned_bits(max));
}
#if CONFIG_NCOBMC_ADAPT_WEIGHT || CONFIG_COMPOUND_SINGLEREF
static void prob_diff_update(const aom_tree_index *tree,
aom_prob probs[/*n - 1*/],
const unsigned int counts[/* n */], int n,
int probwt, aom_writer *w) {
int i;
unsigned int branch_ct[32][2];
// Assuming max number of probabilities <= 32
assert(n <= 32);
av1_tree_probs_from_distribution(tree, branch_ct, counts);
for (i = 0; i < n - 1; ++i)
av1_cond_prob_diff_update(w, &probs[i], branch_ct[i], probwt);
}
#endif
#if CONFIG_COMPOUND_SINGLEREF
static int prob_diff_update_savings(const aom_tree_index *tree,
aom_prob probs[/*n - 1*/],
const unsigned int counts[/*n - 1*/], int n,
int probwt) {
int i;
unsigned int branch_ct[32][2];
int savings = 0;
// Assuming max number of probabilities <= 32
assert(n <= 32);
av1_tree_probs_from_distribution(tree, branch_ct, counts);
for (i = 0; i < n - 1; ++i) {
savings +=
av1_cond_prob_diff_update_savings(&probs[i], branch_ct[i], probwt);
}
return savings;
}
#endif // CONFIG_COMPOUND_SINGLEREF
#if CONFIG_VAR_TX
static void write_tx_size_vartx(const AV1_COMMON *cm, MACROBLOCKD *xd,
const MB_MODE_INFO *mbmi, TX_SIZE tx_size,
int depth, int blk_row, int blk_col,
aom_writer *w) {
#if CONFIG_NEW_MULTISYMBOL
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
(void)cm;
#endif
const int tx_row = blk_row >> 1;
const int tx_col = blk_col >> 1;
const int max_blocks_high = max_block_high(xd, mbmi->sb_type, 0);
const int max_blocks_wide = max_block_wide(xd, mbmi->sb_type, 0);
int ctx = txfm_partition_context(xd->above_txfm_context + blk_col,
xd->left_txfm_context + blk_row,
mbmi->sb_type, tx_size);
if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide) return;
if (depth == MAX_VARTX_DEPTH) {
txfm_partition_update(xd->above_txfm_context + blk_col,
xd->left_txfm_context + blk_row, tx_size, tx_size);
return;
}
if (tx_size == mbmi->inter_tx_size[tx_row][tx_col]) {
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, 0, ec_ctx->txfm_partition_cdf[ctx], 2);
#else
aom_write(w, 0, cm->fc->txfm_partition_prob[ctx]);
#endif
txfm_partition_update(xd->above_txfm_context + blk_col,
xd->left_txfm_context + blk_row, tx_size, tx_size);
} else {
const TX_SIZE sub_txs = sub_tx_size_map[tx_size];
const int bsl = tx_size_wide_unit[sub_txs];
int i;
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, 1, ec_ctx->txfm_partition_cdf[ctx], 2);
#else
aom_write(w, 1, cm->fc->txfm_partition_prob[ctx]);
#endif
if (tx_size == TX_8X8) {
txfm_partition_update(xd->above_txfm_context + blk_col,
xd->left_txfm_context + blk_row, sub_txs, tx_size);
return;
}
assert(bsl > 0);
for (i = 0; i < 4; ++i) {
int offsetr = blk_row + (i >> 1) * bsl;
int offsetc = blk_col + (i & 0x01) * bsl;
write_tx_size_vartx(cm, xd, mbmi, sub_txs, depth + 1, offsetr, offsetc,
w);
}
}
}
#if !CONFIG_NEW_MULTISYMBOL
static void update_txfm_partition_probs(AV1_COMMON *cm, aom_writer *w,
FRAME_COUNTS *counts, int probwt) {
int k;
for (k = 0; k < TXFM_PARTITION_CONTEXTS; ++k)
av1_cond_prob_diff_update(w, &cm->fc->txfm_partition_prob[k],
counts->txfm_partition[k], probwt);
}
#endif // CONFIG_NEW_MULTISYMBOL
#endif
static void write_selected_tx_size(const AV1_COMMON *cm, const MACROBLOCKD *xd,
aom_writer *w) {
const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
const BLOCK_SIZE bsize = mbmi->sb_type;
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
(void)cm;
// For sub8x8 blocks the tx_size symbol does not need to be sent
#if CONFIG_CB4X4 && (CONFIG_VAR_TX || CONFIG_EXT_TX) && CONFIG_RECT_TX
if (bsize > BLOCK_4X4) {
#else
if (bsize >= BLOCK_8X8) {
#endif
const TX_SIZE tx_size = mbmi->tx_size;
const int is_inter = is_inter_block(mbmi);
const int tx_size_ctx = get_tx_size_context(xd);
const int tx_size_cat = is_inter ? inter_tx_size_cat_lookup[bsize]
: intra_tx_size_cat_lookup[bsize];
const TX_SIZE coded_tx_size = txsize_sqr_up_map[tx_size];
const int depth = tx_size_to_depth(coded_tx_size);
#if CONFIG_EXT_TX && CONFIG_RECT_TX
assert(IMPLIES(is_rect_tx(tx_size), is_rect_tx_allowed(xd, mbmi)));
#endif // CONFIG_EXT_TX && CONFIG_RECT_TX
aom_write_symbol(w, depth, ec_ctx->tx_size_cdf[tx_size_cat][tx_size_ctx],
tx_size_cat + 2);
#if CONFIG_EXT_TX && CONFIG_RECT_TX && CONFIG_RECT_TX_EXT
if (is_quarter_tx_allowed(xd, mbmi, is_inter) && tx_size != coded_tx_size)
aom_write(w, tx_size == quarter_txsize_lookup[bsize],
cm->fc->quarter_tx_size_prob);
#endif // CONFIG_EXT_TX && CONFIG_RECT_TX && CONFIG_RECT_TX_EXT
}
}
#if !CONFIG_NEW_MULTISYMBOL
static void update_inter_mode_probs(AV1_COMMON *cm, aom_writer *w,
FRAME_COUNTS *counts) {
int i;
#if CONFIG_TILE_GROUPS
const int probwt = cm->num_tg;
#else
const int probwt = 1;
#endif
for (i = 0; i < NEWMV_MODE_CONTEXTS; ++i)
av1_cond_prob_diff_update(w, &cm->fc->newmv_prob[i], counts->newmv_mode[i],
probwt);
for (i = 0; i < ZEROMV_MODE_CONTEXTS; ++i)
av1_cond_prob_diff_update(w, &cm->fc->zeromv_prob[i],
counts->zeromv_mode[i], probwt);
for (i = 0; i < REFMV_MODE_CONTEXTS; ++i)
av1_cond_prob_diff_update(w, &cm->fc->refmv_prob[i], counts->refmv_mode[i],
probwt);
for (i = 0; i < DRL_MODE_CONTEXTS; ++i)
av1_cond_prob_diff_update(w, &cm->fc->drl_prob[i], counts->drl_mode[i],
probwt);
}
#endif
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
static void update_inter_singleref_comp_mode_probs(AV1_COMMON *cm, int probwt,
aom_writer *w) {
const int savings_thresh = av1_cost_one(GROUP_DIFF_UPDATE_PROB) -
av1_cost_zero(GROUP_DIFF_UPDATE_PROB);
int i;
int savings = 0;
int do_update = 0;
for (i = 0; i < INTER_MODE_CONTEXTS; ++i) {
savings +=
prob_diff_update_savings(av1_inter_singleref_comp_mode_tree,
cm->fc->inter_singleref_comp_mode_probs[i],
cm->counts.inter_singleref_comp_mode[i],
INTER_SINGLEREF_COMP_MODES, probwt);
}
do_update = savings > savings_thresh;
aom_write(w, do_update, GROUP_DIFF_UPDATE_PROB);
if (do_update) {
for (i = 0; i < INTER_MODE_CONTEXTS; ++i) {
prob_diff_update(av1_inter_singleref_comp_mode_tree,
cm->fc->inter_singleref_comp_mode_probs[i],
cm->counts.inter_singleref_comp_mode[i],
INTER_SINGLEREF_COMP_MODES, probwt, w);
}
}
}
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
static int write_skip(const AV1_COMMON *cm, const MACROBLOCKD *xd,
int segment_id, const MODE_INFO *mi, aom_writer *w) {
if (segfeature_active(&cm->seg, segment_id, SEG_LVL_SKIP)) {
return 1;
} else {
const int skip = mi->mbmi.skip;
#if CONFIG_NEW_MULTISYMBOL
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
const int ctx = av1_get_skip_context(xd);
aom_write_symbol(w, skip, ec_ctx->skip_cdfs[ctx], 2);
#else
aom_write(w, skip, av1_get_skip_prob(cm, xd));
#endif
return skip;
}
}
static void write_is_inter(const AV1_COMMON *cm, const MACROBLOCKD *xd,
int segment_id, aom_writer *w, const int is_inter) {
if (!segfeature_active(&cm->seg, segment_id, SEG_LVL_REF_FRAME)) {
#if CONFIG_NEW_MULTISYMBOL
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
const int ctx = av1_get_intra_inter_context(xd);
aom_write_symbol(w, is_inter, ec_ctx->intra_inter_cdf[ctx], 2);
#else
aom_write(w, is_inter, av1_get_intra_inter_prob(cm, xd));
#endif
}
}
#if CONFIG_MOTION_VAR || CONFIG_WARPED_MOTION
static void write_motion_mode(const AV1_COMMON *cm, MACROBLOCKD *xd,
const MODE_INFO *mi, aom_writer *w) {
const MB_MODE_INFO *mbmi = &mi->mbmi;
#if CONFIG_NCOBMC_ADAPT_WEIGHT
MOTION_MODE last_motion_mode_allowed =
motion_mode_allowed_wrapper(0,
#if CONFIG_GLOBAL_MOTION && SEPARATE_GLOBAL_MOTION
0, cm->global_motion,
#endif // CONFIG_GLOBAL_MOTION && SEPARATE_GLOBAL_MOTION
mi);
#else
MOTION_MODE last_motion_mode_allowed = motion_mode_allowed(
#if CONFIG_GLOBAL_MOTION && SEPARATE_GLOBAL_MOTION
0, cm->global_motion,
#endif // CONFIG_GLOBAL_MOTION && SEPARATE_GLOBAL_MOTION
mi);
#endif // CONFIG_NCOBMC_ADAPT_WEIGHT
if (last_motion_mode_allowed == SIMPLE_TRANSLATION) return;
#if CONFIG_MOTION_VAR && CONFIG_WARPED_MOTION
if (last_motion_mode_allowed == OBMC_CAUSAL) {
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, mbmi->motion_mode == OBMC_CAUSAL,
xd->tile_ctx->obmc_cdf[mbmi->sb_type], 2);
#else
aom_write(w, mbmi->motion_mode == OBMC_CAUSAL,
cm->fc->obmc_prob[mbmi->sb_type]);
#endif
} else {
#endif // CONFIG_MOTION_VAR && CONFIG_WARPED_MOTION
aom_write_symbol(w, mbmi->motion_mode,
xd->tile_ctx->motion_mode_cdf[mbmi->sb_type],
MOTION_MODES);
#if CONFIG_MOTION_VAR && CONFIG_WARPED_MOTION
}
#endif // CONFIG_MOTION_VAR && CONFIG_WARPED_MOTION
}
#if CONFIG_NCOBMC_ADAPT_WEIGHT
static void write_ncobmc_mode(const AV1_COMMON *cm, const MODE_INFO *mi,
aom_writer *w) {
const MB_MODE_INFO *mbmi = &mi->mbmi;
MOTION_MODE last_motion_mode_allowed =
motion_mode_allowed_wrapper(0,
#if CONFIG_GLOBAL_MOTION && SEPARATE_GLOBAL_MOTION
0, cm->global_motion,
#endif // CONFIG_GLOBAL_MOTION && SEPARATE_GLOBAL_MOTION
mi);
ADAPT_OVERLAP_BLOCK ao_block = adapt_overlap_block_lookup[mbmi->sb_type];
if (last_motion_mode_allowed < NCOBMC_ADAPT_WEIGHT) return;
av1_write_token(w, av1_ncobmc_mode_tree, cm->fc->ncobmc_mode_prob[ao_block],
&ncobmc_mode_encodings[mbmi->ncobmc_mode[0]]);
if (mi_size_wide[mbmi->sb_type] != mi_size_high[mbmi->sb_type]) {
av1_write_token(w, av1_ncobmc_mode_tree, cm->fc->ncobmc_mode_prob[ao_block],
&ncobmc_mode_encodings[mbmi->ncobmc_mode[1]]);
}
}
#endif
#endif // CONFIG_MOTION_VAR || CONFIG_WARPED_MOTION
#if CONFIG_DELTA_Q
static void write_delta_qindex(const AV1_COMMON *cm, const MACROBLOCKD *xd,
int delta_qindex, aom_writer *w) {
int sign = delta_qindex < 0;
int abs = sign ? -delta_qindex : delta_qindex;
int rem_bits, thr;
int smallval = abs < DELTA_Q_SMALL ? 1 : 0;
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
(void)cm;
aom_write_symbol(w, AOMMIN(abs, DELTA_Q_SMALL), ec_ctx->delta_q_cdf,
DELTA_Q_PROBS + 1);
if (!smallval) {
rem_bits = OD_ILOG_NZ(abs - 1) - 1;
thr = (1 << rem_bits) + 1;
aom_write_literal(w, rem_bits, 3);
aom_write_literal(w, abs - thr, rem_bits);
}
if (abs > 0) {
aom_write_bit(w, sign);
}
}
#if CONFIG_EXT_DELTA_Q
static void write_delta_lflevel(const AV1_COMMON *cm, const MACROBLOCKD *xd,
int delta_lflevel, aom_writer *w) {
int sign = delta_lflevel < 0;
int abs = sign ? -delta_lflevel : delta_lflevel;
int rem_bits, thr;
int smallval = abs < DELTA_LF_SMALL ? 1 : 0;
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
(void)cm;
aom_write_symbol(w, AOMMIN(abs, DELTA_LF_SMALL), ec_ctx->delta_lf_cdf,
DELTA_LF_PROBS + 1);
if (!smallval) {
rem_bits = OD_ILOG_NZ(abs - 1) - 1;
thr = (1 << rem_bits) + 1;
aom_write_literal(w, rem_bits, 3);
aom_write_literal(w, abs - thr, rem_bits);
}
if (abs > 0) {
aom_write_bit(w, sign);
}
}
#endif // CONFIG_EXT_DELTA_Q
#endif // CONFIG_DELTA_Q
#if !CONFIG_NEW_MULTISYMBOL
static void update_skip_probs(AV1_COMMON *cm, aom_writer *w,
FRAME_COUNTS *counts) {
int k;
#if CONFIG_TILE_GROUPS
const int probwt = cm->num_tg;
#else
const int probwt = 1;
#endif
for (k = 0; k < SKIP_CONTEXTS; ++k) {
av1_cond_prob_diff_update(w, &cm->fc->skip_probs[k], counts->skip[k],
probwt);
}
}
#endif
#if CONFIG_PALETTE
static void pack_palette_tokens(aom_writer *w, const TOKENEXTRA **tp, int n,
int num) {
int i;
const TOKENEXTRA *p = *tp;
for (i = 0; i < num; ++i) {
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, p->token, p->palette_cdf, n);
#else
av1_write_token(
w, av1_palette_color_index_tree[n - PALETTE_MIN_SIZE], p->context_tree,
&palette_color_index_encodings[n - PALETTE_MIN_SIZE][p->token]);
#endif
++p;
}
*tp = p;
}
#endif // CONFIG_PALETTE
#if !CONFIG_PVQ
#if CONFIG_SUPERTX
static void update_supertx_probs(AV1_COMMON *cm, int probwt, aom_writer *w) {
const int savings_thresh = av1_cost_one(GROUP_DIFF_UPDATE_PROB) -
av1_cost_zero(GROUP_DIFF_UPDATE_PROB);
int i, j;
int savings = 0;
int do_update = 0;
for (i = 0; i < PARTITION_SUPERTX_CONTEXTS; ++i) {
for (j = TX_8X8; j < TX_SIZES; ++j) {
savings += av1_cond_prob_diff_update_savings(
&cm->fc->supertx_prob[i][j], cm->counts.supertx[i][j], probwt);
}
}
do_update = savings > savings_thresh;
aom_write(w, do_update, GROUP_DIFF_UPDATE_PROB);
if (do_update) {
for (i = 0; i < PARTITION_SUPERTX_CONTEXTS; ++i) {
for (j = TX_8X8; j < TX_SIZES; ++j) {
av1_cond_prob_diff_update(w, &cm->fc->supertx_prob[i][j],
cm->counts.supertx[i][j], probwt);
}
}
}
}
#endif // CONFIG_SUPERTX
#if CONFIG_NEW_MULTISYMBOL
static INLINE void write_coeff_extra(const aom_cdf_prob *const *cdf, int val,
int n, aom_writer *w) {
// Code the extra bits from LSB to MSB in groups of 4
int i = 0;
int count = 0;
while (count < n) {
const int size = AOMMIN(n - count, 4);
const int mask = (1 << size) - 1;
aom_write_cdf(w, val & mask, cdf[i++], 1 << size);
val >>= size;
count += size;
}
}
#else
static INLINE void write_coeff_extra(const aom_prob *pb, int value,
int num_bits, int skip_bits, aom_writer *w,
TOKEN_STATS *token_stats) {
// Code the extra bits from MSB to LSB 1 bit at a time
int index;
for (index = skip_bits; index < num_bits; ++index) {
const int shift = num_bits - index - 1;
const int bb = (value >> shift) & 1;
aom_write_record(w, bb, pb[index], token_stats);
}
}
#endif
#if !CONFIG_LV_MAP
static void pack_mb_tokens(aom_writer *w, const TOKENEXTRA **tp,
const TOKENEXTRA *const stop,
aom_bit_depth_t bit_depth, const TX_SIZE tx_size,
TOKEN_STATS *token_stats) {
const TOKENEXTRA *p = *tp;
#if CONFIG_VAR_TX
int count = 0;
const int seg_eob = tx_size_2d[tx_size];
#endif
while (p < stop && p->token != EOSB_TOKEN) {
const int token = p->token;
const int eob_val = p->eob_val;
if (token == BLOCK_Z_TOKEN) {
aom_write_symbol(w, 0, *p->head_cdf, HEAD_TOKENS + 1);
p++;
#if CONFIG_VAR_TX
break;
#endif
continue;
}
const av1_extra_bit *const extra_bits = &av1_extra_bits[token];
if (eob_val == LAST_EOB) {
// Just code a flag indicating whether the value is >1 or 1.
aom_write_bit(w, token != ONE_TOKEN);
} else {
int comb_symb = 2 * AOMMIN(token, TWO_TOKEN) - eob_val + p->first_val;
aom_write_symbol(w, comb_symb, *p->head_cdf, HEAD_TOKENS + p->first_val);
}
if (token > ONE_TOKEN) {
aom_write_symbol(w, token - TWO_TOKEN, *p->tail_cdf, TAIL_TOKENS);
}
if (extra_bits->base_val) {
const int bit_string = p->extra;
const int bit_string_length = extra_bits->len; // Length of extra bits to
const int is_cat6 = (extra_bits->base_val == CAT6_MIN_VAL);
// be written excluding
// the sign bit.
int skip_bits = is_cat6
? (int)sizeof(av1_cat6_prob) -
av1_get_cat6_extrabits_size(tx_size, bit_depth)
: 0;
assert(!(bit_string >> (bit_string_length - skip_bits + 1)));
if (bit_string_length > 0)
#if CONFIG_NEW_MULTISYMBOL
write_coeff_extra(extra_bits->cdf, bit_string >> 1,
bit_string_length - skip_bits, w);
#else
write_coeff_extra(extra_bits->prob, bit_string >> 1, bit_string_length,
skip_bits, w, token_stats);
#endif
aom_write_bit_record(w, bit_string & 1, token_stats);
}
++p;
#if CONFIG_VAR_TX
++count;
if (eob_val == EARLY_EOB || count == seg_eob) break;
#endif
}
*tp = p;
}
#endif // !CONFIG_LV_MAP
#else // !CONFIG_PVQ
static PVQ_INFO *get_pvq_block(PVQ_QUEUE *pvq_q) {
PVQ_INFO *pvq;
assert(pvq_q->curr_pos <= pvq_q->last_pos);
assert(pvq_q->curr_pos < pvq_q->buf_len);
pvq = pvq_q->buf + pvq_q->curr_pos;
++pvq_q->curr_pos;
return pvq;
}
static void pack_pvq_tokens(aom_writer *w, MACROBLOCK *const x,
MACROBLOCKD *const xd, int plane, BLOCK_SIZE bsize,
const TX_SIZE tx_size) {
PVQ_INFO *pvq;
int idx, idy;
const struct macroblockd_plane *const pd = &xd->plane[plane];
od_adapt_ctx *adapt;
int max_blocks_wide;
int max_blocks_high;
int step = (1 << tx_size);
const BLOCK_SIZE plane_bsize =
get_plane_block_size(AOMMAX(bsize, BLOCK_8X8), pd);
adapt = x->daala_enc.state.adapt;
max_blocks_wide = max_block_wide(xd, plane_bsize, plane);
max_blocks_high = max_block_high(xd, plane_bsize, plane);
for (idy = 0; idy < max_blocks_high; idy += step) {
for (idx = 0; idx < max_blocks_wide; idx += step) {
const int is_keyframe = 0;
const int encode_flip = 0;
const int flip = 0;
int i;
const int has_dc_skip = 1;
int *exg = &adapt->pvq.pvq_exg[plane][tx_size][0];
int *ext = adapt->pvq.pvq_ext + tx_size * PVQ_MAX_PARTITIONS;
generic_encoder *model = adapt->pvq.pvq_param_model;
pvq = get_pvq_block(x->pvq_q);
// encode block skip info
aom_write_symbol(w, pvq->ac_dc_coded,
adapt->skip_cdf[2 * tx_size + (plane != 0)], 4);
// AC coeffs coded?
if (pvq->ac_dc_coded & AC_CODED) {
assert(pvq->bs == tx_size);
for (i = 0; i < pvq->nb_bands; i++) {
if (i == 0 ||
(!pvq->skip_rest && !(pvq->skip_dir & (1 << ((i - 1) % 3))))) {
pvq_encode_partition(
w, pvq->qg[i], pvq->theta[i], pvq->y + pvq->off[i],
pvq->size[i], pvq->k[i], model, adapt, exg + i, ext + i,
(plane != 0) * OD_TXSIZES * PVQ_MAX_PARTITIONS +
pvq->bs * PVQ_MAX_PARTITIONS + i,
is_keyframe, i == 0 && (i < pvq->nb_bands - 1), pvq->skip_rest,
encode_flip, flip);
}
if (i == 0 && !pvq->skip_rest && pvq->bs > 0) {
aom_write_symbol(
w, pvq->skip_dir,
&adapt->pvq
.pvq_skip_dir_cdf[(plane != 0) + 2 * (pvq->bs - 1)][0],
7);
}
}
}
// Encode residue of DC coeff, if exist.
if (!has_dc_skip || (pvq->ac_dc_coded & DC_CODED)) {
generic_encode(w, &adapt->model_dc[plane],
abs(pvq->dq_dc_residue) - has_dc_skip,
&adapt->ex_dc[plane][pvq->bs][0], 2);
}
if ((pvq->ac_dc_coded & DC_CODED)) {
aom_write_bit(w, pvq->dq_dc_residue < 0);
}
}
} // for (idy = 0;
}
#endif // !CONFIG_PVG
#if CONFIG_VAR_TX && !CONFIG_COEF_INTERLEAVE
#if CONFIG_LV_MAP
static void pack_txb_tokens(aom_writer *w,
#if CONFIG_LV_MAP
AV1_COMMON *cm,
#endif // CONFIG_LV_MAP
const TOKENEXTRA **tp,
const TOKENEXTRA *const tok_end,
#if CONFIG_PVQ || CONFIG_LV_MAP
MACROBLOCK *const x,
#endif
MACROBLOCKD *xd, MB_MODE_INFO *mbmi, int plane,
BLOCK_SIZE plane_bsize, aom_bit_depth_t bit_depth,
int block, int blk_row, int blk_col,
TX_SIZE tx_size, TOKEN_STATS *token_stats) {
const struct macroblockd_plane *const pd = &xd->plane[plane];
const BLOCK_SIZE bsize = txsize_to_bsize[tx_size];
const int tx_row = blk_row >> (1 - pd->subsampling_y);
const int tx_col = blk_col >> (1 - pd->subsampling_x);
TX_SIZE plane_tx_size;
const int max_blocks_high = max_block_high(xd, plane_bsize, plane);
const int max_blocks_wide = max_block_wide(xd, plane_bsize, plane);
if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide) return;
plane_tx_size =
plane ? uv_txsize_lookup[bsize][mbmi->inter_tx_size[tx_row][tx_col]][0][0]
: mbmi->inter_tx_size[tx_row][tx_col];
if (tx_size == plane_tx_size) {
TOKEN_STATS tmp_token_stats;
init_token_stats(&tmp_token_stats);
#if !CONFIG_PVQ
tran_low_t *tcoeff = BLOCK_OFFSET(x->mbmi_ext->tcoeff[plane], block);
uint16_t eob = x->mbmi_ext->eobs[plane][block];
TXB_CTX txb_ctx = { x->mbmi_ext->txb_skip_ctx[plane][block],
x->mbmi_ext->dc_sign_ctx[plane][block] };
av1_write_coeffs_txb(cm, xd, w, block, plane, tx_size, tcoeff, eob,
&txb_ctx);
#else
pack_pvq_tokens(w, x, xd, plane, bsize, tx_size);
#endif
#if CONFIG_RD_DEBUG
token_stats->txb_coeff_cost_map[blk_row][blk_col] = tmp_token_stats.cost;
token_stats->cost += tmp_token_stats.cost;
#endif
} else {
const TX_SIZE sub_txs = sub_tx_size_map[tx_size];
const int bsl = tx_size_wide_unit[sub_txs];
int i;
assert(bsl > 0);
for (i = 0; i < 4; ++i) {
const int offsetr = blk_row + (i >> 1) * bsl;
const int offsetc = blk_col + (i & 0x01) * bsl;
const int step = tx_size_wide_unit[sub_txs] * tx_size_high_unit[sub_txs];
if (offsetr >= max_blocks_high || offsetc >= max_blocks_wide) continue;
pack_txb_tokens(w,
#if CONFIG_LV_MAP
cm,
#endif
tp, tok_end,
#if CONFIG_PVQ || CONFIG_LV_MAP
x,
#endif
xd, mbmi, plane, plane_bsize, bit_depth, block, offsetr,
offsetc, sub_txs, token_stats);
block += step;
}
}
}
#else // CONFIG_LV_MAP
static void pack_txb_tokens(aom_writer *w, const TOKENEXTRA **tp,
const TOKENEXTRA *const tok_end,
#if CONFIG_PVQ
MACROBLOCK *const x,
#endif
MACROBLOCKD *xd, MB_MODE_INFO *mbmi, int plane,
BLOCK_SIZE plane_bsize, aom_bit_depth_t bit_depth,
int block, int blk_row, int blk_col,
TX_SIZE tx_size, TOKEN_STATS *token_stats) {
const struct macroblockd_plane *const pd = &xd->plane[plane];
const BLOCK_SIZE bsize = txsize_to_bsize[tx_size];
const int tx_row = blk_row >> (1 - pd->subsampling_y);
const int tx_col = blk_col >> (1 - pd->subsampling_x);
TX_SIZE plane_tx_size;
const int max_blocks_high = max_block_high(xd, plane_bsize, plane);
const int max_blocks_wide = max_block_wide(xd, plane_bsize, plane);
if (blk_row >= max_blocks_high || blk_col >= max_blocks_wide) return;
plane_tx_size =
plane ? uv_txsize_lookup[bsize][mbmi->inter_tx_size[tx_row][tx_col]][0][0]
: mbmi->inter_tx_size[tx_row][tx_col];
if (tx_size == plane_tx_size) {
TOKEN_STATS tmp_token_stats;
init_token_stats(&tmp_token_stats);
#if !CONFIG_PVQ
pack_mb_tokens(w, tp, tok_end, bit_depth, tx_size, &tmp_token_stats);
#else
pack_pvq_tokens(w, x, xd, plane, bsize, tx_size);
#endif
#if CONFIG_RD_DEBUG
token_stats->txb_coeff_cost_map[blk_row][blk_col] = tmp_token_stats.cost;
token_stats->cost += tmp_token_stats.cost;
#endif
} else {
const TX_SIZE sub_txs = sub_tx_size_map[tx_size];
const int bsl = tx_size_wide_unit[sub_txs];
int i;
assert(bsl > 0);
for (i = 0; i < 4; ++i) {
const int offsetr = blk_row + (i >> 1) * bsl;
const int offsetc = blk_col + (i & 0x01) * bsl;
const int step = tx_size_wide_unit[sub_txs] * tx_size_high_unit[sub_txs];
if (offsetr >= max_blocks_high || offsetc >= max_blocks_wide) continue;
pack_txb_tokens(w, tp, tok_end,
#if CONFIG_PVQ
x,
#endif
xd, mbmi, plane, plane_bsize, bit_depth, block, offsetr,
offsetc, sub_txs, token_stats);
block += step;
}
}
}
#endif // CONFIG_LV_MAP
#endif // CONFIG_VAR_TX
static void write_segment_id(aom_writer *w, const struct segmentation *seg,
struct segmentation_probs *segp, int segment_id) {
if (seg->enabled && seg->update_map) {
aom_write_symbol(w, segment_id, segp->tree_cdf, MAX_SEGMENTS);
}
}
#if CONFIG_NEW_MULTISYMBOL
#define WRITE_REF_BIT(bname, pname) \
aom_write_symbol(w, bname, av1_get_pred_cdf_##pname(cm, xd), 2)
#else
#define WRITE_REF_BIT(bname, pname) \
aom_write(w, bname, av1_get_pred_prob_##pname(cm, xd))
#endif
// This function encodes the reference frame
static void write_ref_frames(const AV1_COMMON *cm, const MACROBLOCKD *xd,
aom_writer *w) {
const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
const int is_compound = has_second_ref(mbmi);
const int segment_id = mbmi->segment_id;
// If segment level coding of this signal is disabled...
// or the segment allows multiple reference frame options
if (segfeature_active(&cm->seg, segment_id, SEG_LVL_REF_FRAME)) {
assert(!is_compound);
assert(mbmi->ref_frame[0] ==
get_segdata(&cm->seg, segment_id, SEG_LVL_REF_FRAME));
} else {
// does the feature use compound prediction or not
// (if not specified at the frame/segment level)
if (cm->reference_mode == REFERENCE_MODE_SELECT) {
#if !SUB8X8_COMP_REF
if (mbmi->sb_type != BLOCK_4X4)
#endif
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, is_compound, av1_get_reference_mode_cdf(cm, xd), 2);
#else
aom_write(w, is_compound, av1_get_reference_mode_prob(cm, xd));
#endif
} else {
assert((!is_compound) == (cm->reference_mode == SINGLE_REFERENCE));
}
if (is_compound) {
#if CONFIG_EXT_COMP_REFS
const COMP_REFERENCE_TYPE comp_ref_type = has_uni_comp_refs(mbmi)
? UNIDIR_COMP_REFERENCE
: BIDIR_COMP_REFERENCE;
#if USE_UNI_COMP_REFS
aom_write(w, comp_ref_type, av1_get_comp_reference_type_prob(cm, xd));
#else // !USE_UNI_COMP_REFS
// NOTE: uni-directional comp refs disabled
assert(comp_ref_type == BIDIR_COMP_REFERENCE);
#endif // USE_UNI_COMP_REFS
if (comp_ref_type == UNIDIR_COMP_REFERENCE) {
const int bit = mbmi->ref_frame[0] == BWDREF_FRAME;
aom_write(w, bit, av1_get_pred_prob_uni_comp_ref_p(cm, xd));
if (!bit) {
const int bit1 = mbmi->ref_frame[1] == GOLDEN_FRAME;
aom_write(w, bit1, av1_get_pred_prob_uni_comp_ref_p1(cm, xd));
}
return;
}
#endif // CONFIG_EXT_COMP_REFS
#if CONFIG_EXT_REFS
const int bit = (mbmi->ref_frame[0] == GOLDEN_FRAME ||
mbmi->ref_frame[0] == LAST3_FRAME);
#if CONFIG_VAR_REFS
// Test need to explicitly code (L,L2) vs (L3,G) branch node in tree
if (L_OR_L2(cm) && L3_OR_G(cm))
#endif // CONFIG_VAR_REFS
WRITE_REF_BIT(bit, comp_ref_p);
if (!bit) {
#if CONFIG_VAR_REFS
// Test need to explicitly code (L) vs (L2) branch node in tree
if (L_AND_L2(cm)) {
#endif // CONFIG_VAR_REFS
const int bit1 = mbmi->ref_frame[0] == LAST_FRAME;
WRITE_REF_BIT(bit1, comp_ref_p1);
#if CONFIG_VAR_REFS
}
#endif // CONFIG_VAR_REFS
} else {
#if CONFIG_VAR_REFS
// Test need to explicitly code (L3) vs (G) branch node in tree
if (L3_AND_G(cm)) {
#endif // CONFIG_VAR_REFS
const int bit2 = mbmi->ref_frame[0] == GOLDEN_FRAME;
WRITE_REF_BIT(bit2, comp_ref_p2);
#if CONFIG_VAR_REFS
}
#endif // CONFIG_VAR_REFS
}
#if CONFIG_VAR_REFS
// Test need to explicitly code (BWD) vs (ALT) branch node in tree
if (BWD_AND_ALT(cm)) {
#endif // CONFIG_VAR_REFS
const int bit_bwd = mbmi->ref_frame[1] == ALTREF_FRAME;
WRITE_REF_BIT(bit_bwd, comp_bwdref_p);
#if CONFIG_VAR_REFS
}
#endif // CONFIG_VAR_REFS
#else // !CONFIG_EXT_REFS
const int bit = mbmi->ref_frame[0] == GOLDEN_FRAME;
WRITE_REF_BIT(bit, comp_ref_p);
#endif // CONFIG_EXT_REFS
} else {
#if CONFIG_EXT_REFS
const int bit0 = (mbmi->ref_frame[0] == ALTREF_FRAME ||
mbmi->ref_frame[0] == BWDREF_FRAME);
#if CONFIG_VAR_REFS
// Test need to explicitly code (L,L2,L3,G) vs (BWD,ALT) branch node in
// tree
if ((L_OR_L2(cm) || L3_OR_G(cm)) && BWD_OR_ALT(cm))
#endif // CONFIG_VAR_REFS
WRITE_REF_BIT(bit0, single_ref_p1);
if (bit0) {
#if CONFIG_VAR_REFS
// Test need to explicitly code (BWD) vs (ALT) branch node in tree
if (BWD_AND_ALT(cm)) {
#endif // CONFIG_VAR_REFS
const int bit1 = mbmi->ref_frame[0] == ALTREF_FRAME;
WRITE_REF_BIT(bit1, single_ref_p2);
#if CONFIG_VAR_REFS
}
#endif // CONFIG_VAR_REFS
} else {
const int bit2 = (mbmi->ref_frame[0] == LAST3_FRAME ||
mbmi->ref_frame[0] == GOLDEN_FRAME);
#if CONFIG_VAR_REFS
// Test need to explicitly code (L,L2) vs (L3,G) branch node in tree
if (L_OR_L2(cm) && L3_OR_G(cm))
#endif // CONFIG_VAR_REFS
WRITE_REF_BIT(bit2, single_ref_p3);
if (!bit2) {
#if CONFIG_VAR_REFS
// Test need to explicitly code (L) vs (L2) branch node in tree
if (L_AND_L2(cm)) {
#endif // CONFIG_VAR_REFS
const int bit3 = mbmi->ref_frame[0] != LAST_FRAME;
WRITE_REF_BIT(bit3, single_ref_p4);
#if CONFIG_VAR_REFS
}
#endif // CONFIG_VAR_REFS
} else {
#if CONFIG_VAR_REFS
// Test need to explicitly code (L3) vs (G) branch node in tree
if (L3_AND_G(cm)) {
#endif // CONFIG_VAR_REFS
const int bit4 = mbmi->ref_frame[0] != LAST3_FRAME;
WRITE_REF_BIT(bit4, single_ref_p5);
#if CONFIG_VAR_REFS
}
#endif // CONFIG_VAR_REFS
}
}
#else // !CONFIG_EXT_REFS
const int bit0 = mbmi->ref_frame[0] != LAST_FRAME;
WRITE_REF_BIT(bit0, single_ref_p1);
if (bit0) {
const int bit1 = mbmi->ref_frame[0] != GOLDEN_FRAME;
WRITE_REF_BIT(bit1, single_ref_p2);
}
#endif // CONFIG_EXT_REFS
}
}
}
#if CONFIG_FILTER_INTRA
static void write_filter_intra_mode_info(const AV1_COMMON *const cm,
const MACROBLOCKD *xd,
const MB_MODE_INFO *const mbmi,
int mi_row, int mi_col,
aom_writer *w) {
if (mbmi->mode == DC_PRED
#if CONFIG_PALETTE
&& mbmi->palette_mode_info.palette_size[0] == 0
#endif // CONFIG_PALETTE
) {
aom_write(w, mbmi->filter_intra_mode_info.use_filter_intra_mode[0],
cm->fc->filter_intra_probs[0]);
if (mbmi->filter_intra_mode_info.use_filter_intra_mode[0]) {
const FILTER_INTRA_MODE mode =
mbmi->filter_intra_mode_info.filter_intra_mode[0];
write_uniform(w, FILTER_INTRA_MODES, mode);
}
}
#if CONFIG_CB4X4
if (!is_chroma_reference(mi_row, mi_col, mbmi->sb_type,
xd->plane[1].subsampling_x,
xd->plane[1].subsampling_y))
return;
#else
(void)xd;
(void)mi_row;
(void)mi_col;
#endif // CONFIG_CB4X4
if (mbmi->uv_mode == DC_PRED
#if CONFIG_PALETTE
&& mbmi->palette_mode_info.palette_size[1] == 0
#endif // CONFIG_PALETTE
) {
aom_write(w, mbmi->filter_intra_mode_info.use_filter_intra_mode[1],
cm->fc->filter_intra_probs[1]);
if (mbmi->filter_intra_mode_info.use_filter_intra_mode[1]) {
const FILTER_INTRA_MODE mode =
mbmi->filter_intra_mode_info.filter_intra_mode[1];
write_uniform(w, FILTER_INTRA_MODES, mode);
}
}
}
#endif // CONFIG_FILTER_INTRA
#if CONFIG_EXT_INTRA
static void write_intra_angle_info(const MACROBLOCKD *xd,
FRAME_CONTEXT *const ec_ctx, aom_writer *w) {
const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
const BLOCK_SIZE bsize = mbmi->sb_type;
#if CONFIG_INTRA_INTERP
const int intra_filter_ctx = av1_get_pred_context_intra_interp(xd);
int p_angle;
#endif // CONFIG_INTRA_INTERP
(void)ec_ctx;
if (!av1_use_angle_delta(bsize)) return;
if (av1_is_directional_mode(mbmi->mode, bsize)) {
write_uniform(w, 2 * MAX_ANGLE_DELTA + 1,
MAX_ANGLE_DELTA + mbmi->angle_delta[0]);
#if CONFIG_INTRA_INTERP
p_angle = mode_to_angle_map[mbmi->mode] + mbmi->angle_delta[0] * ANGLE_STEP;
if (av1_is_intra_filter_switchable(p_angle)) {
aom_write_symbol(w, mbmi->intra_filter,
ec_ctx->intra_filter_cdf[intra_filter_ctx],
INTRA_FILTERS);
}
#endif // CONFIG_INTRA_INTERP
}
if (av1_is_directional_mode(mbmi->uv_mode, bsize)) {
write_uniform(w, 2 * MAX_ANGLE_DELTA + 1,
MAX_ANGLE_DELTA + mbmi->angle_delta[1]);
}
}
#endif // CONFIG_EXT_INTRA
static void write_mb_interp_filter(AV1_COMP *cpi, const MACROBLOCKD *xd,
aom_writer *w) {
AV1_COMMON *const cm = &cpi->common;
const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi;
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
if (!av1_is_interp_needed(xd)) {
#if CONFIG_DUAL_FILTER
for (int i = 0; i < 4; ++i)
assert(mbmi->interp_filter[i] == (cm->interp_filter == SWITCHABLE
? EIGHTTAP_REGULAR
: cm->interp_filter));
#else
assert(mbmi->interp_filter == (cm->interp_filter == SWITCHABLE
? EIGHTTAP_REGULAR
: cm->interp_filter));
#endif // CONFIG_DUAL_FILTER
return;
}
if (cm->interp_filter == SWITCHABLE) {
#if CONFIG_DUAL_FILTER
int dir;
for (dir = 0; dir < 2; ++dir) {
if (has_subpel_mv_component(xd->mi[0], xd, dir) ||
(mbmi->ref_frame[1] > INTRA_FRAME &&
has_subpel_mv_component(xd->mi[0], xd, dir + 2))) {
const int ctx = av1_get_pred_context_switchable_interp(xd, dir);
aom_write_symbol(w, av1_switchable_interp_ind[mbmi->interp_filter[dir]],
ec_ctx->switchable_interp_cdf[ctx],
SWITCHABLE_FILTERS);
++cpi->interp_filter_selected[0][mbmi->interp_filter[dir]];
} else {
assert(mbmi->interp_filter[dir] == EIGHTTAP_REGULAR);
}
}
#else
{
const int ctx = av1_get_pred_context_switchable_interp(xd);
aom_write_symbol(w, av1_switchable_interp_ind[mbmi->interp_filter],
ec_ctx->switchable_interp_cdf[ctx], SWITCHABLE_FILTERS);
++cpi->interp_filter_selected[0][mbmi->interp_filter];
}
#endif // CONFIG_DUAL_FILTER
}
}
#if CONFIG_PALETTE
#if CONFIG_PALETTE_DELTA_ENCODING
// Transmit color values with delta encoding. Write the first value as
// literal, and the deltas between each value and the previous one. "min_val" is
// the smallest possible value of the deltas.
static void delta_encode_palette_colors(const int *colors, int num,
int bit_depth, int min_val,
aom_writer *w) {
if (num <= 0) return;
assert(colors[0] < (1 << bit_depth));
aom_write_literal(w, colors[0], bit_depth);
if (num == 1) return;
int max_delta = 0;
int deltas[PALETTE_MAX_SIZE];
memset(deltas, 0, sizeof(deltas));
for (int i = 1; i < num; ++i) {
assert(colors[i] < (1 << bit_depth));
const int delta = colors[i] - colors[i - 1];
deltas[i - 1] = delta;
assert(delta >= min_val);
if (delta > max_delta) max_delta = delta;
}
const int min_bits = bit_depth - 3;
int bits = AOMMAX(av1_ceil_log2(max_delta + 1 - min_val), min_bits);
assert(bits <= bit_depth);
int range = (1 << bit_depth) - colors[0] - min_val;
aom_write_literal(w, bits - min_bits, 2);
for (int i = 0; i < num - 1; ++i) {
aom_write_literal(w, deltas[i] - min_val, bits);
range -= deltas[i];
bits = AOMMIN(bits, av1_ceil_log2(range));
}
}
// Transmit luma palette color values. First signal if each color in the color
// cache is used. Those colors that are not in the cache are transmitted with
// delta encoding.
static void write_palette_colors_y(const MACROBLOCKD *const xd,
const PALETTE_MODE_INFO *const pmi,
int bit_depth, aom_writer *w) {
const int n = pmi->palette_size[0];
const MODE_INFO *const above_mi = xd->above_mi;
const MODE_INFO *const left_mi = xd->left_mi;
uint16_t color_cache[2 * PALETTE_MAX_SIZE];
const int n_cache = av1_get_palette_cache(above_mi, left_mi, 0, color_cache);
int out_cache_colors[PALETTE_MAX_SIZE];
uint8_t cache_color_found[2 * PALETTE_MAX_SIZE];
const int n_out_cache =
av1_index_color_cache(color_cache, n_cache, pmi->palette_colors, n,
cache_color_found, out_cache_colors);
int n_in_cache = 0;
for (int i = 0; i < n_cache && n_in_cache < n; ++i) {
const int found = cache_color_found[i];
aom_write_bit(w, found);
n_in_cache += found;
}
assert(n_in_cache + n_out_cache == n);
delta_encode_palette_colors(out_cache_colors, n_out_cache, bit_depth, 1, w);
}
// Write chroma palette color values. U channel is handled similarly to the luma
// channel. For v channel, either use delta encoding or transmit raw values
// directly, whichever costs less.
static void write_palette_colors_uv(const MACROBLOCKD *const xd,
const PALETTE_MODE_INFO *const pmi,
int bit_depth, aom_writer *w) {
const int n = pmi->palette_size[1];
const uint16_t *colors_u = pmi->palette_colors + PALETTE_MAX_SIZE;
const uint16_t *colors_v = pmi->palette_colors + 2 * PALETTE_MAX_SIZE;
// U channel colors.
const MODE_INFO *const above_mi = xd->above_mi;
const MODE_INFO *const left_mi = xd->left_mi;
uint16_t color_cache[2 * PALETTE_MAX_SIZE];
const int n_cache = av1_get_palette_cache(above_mi, left_mi, 1, color_cache);
int out_cache_colors[PALETTE_MAX_SIZE];
uint8_t cache_color_found[2 * PALETTE_MAX_SIZE];
const int n_out_cache = av1_index_color_cache(
color_cache, n_cache, colors_u, n, cache_color_found, out_cache_colors);
int n_in_cache = 0;
for (int i = 0; i < n_cache && n_in_cache < n; ++i) {
const int found = cache_color_found[i];
aom_write_bit(w, found);
n_in_cache += found;
}
delta_encode_palette_colors(out_cache_colors, n_out_cache, bit_depth, 0, w);
// V channel colors. Don't use color cache as the colors are not sorted.
const int max_val = 1 << bit_depth;
int zero_count = 0, min_bits_v = 0;
int bits_v =
av1_get_palette_delta_bits_v(pmi, bit_depth, &zero_count, &min_bits_v);
const int rate_using_delta =
2 + bit_depth + (bits_v + 1) * (n - 1) - zero_count;
const int rate_using_raw = bit_depth * n;
if (rate_using_delta < rate_using_raw) { // delta encoding
assert(colors_v[0] < (1 << bit_depth));
aom_write_bit(w, 1);
aom_write_literal(w, bits_v - min_bits_v, 2);
aom_write_literal(w, colors_v[0], bit_depth);
for (int i = 1; i < n; ++i) {
assert(colors_v[i] < (1 << bit_depth));
if (colors_v[i] == colors_v[i - 1]) { // No need to signal sign bit.
aom_write_literal(w, 0, bits_v);
continue;
}
const int delta = abs((int)colors_v[i] - colors_v[i - 1]);
const int sign_bit = colors_v[i] < colors_v[i - 1];
if (delta <= max_val - delta) {
aom_write_literal(w, delta, bits_v);
aom_write_bit(w, sign_bit);
} else {
aom_write_literal(w, max_val - delta, bits_v);
aom_write_bit(w, !sign_bit);
}
}
} else { // Transmit raw values.
aom_write_bit(w, 0);
for (int i = 0; i < n; ++i) {
assert(colors_v[i] < (1 << bit_depth));
aom_write_literal(w, colors_v[i], bit_depth);
}
}
}
#endif // CONFIG_PALETTE_DELTA_ENCODING
static void write_palette_mode_info(const AV1_COMMON *cm, const MACROBLOCKD *xd,
const MODE_INFO *const mi, aom_writer *w) {
const MB_MODE_INFO *const mbmi = &mi->mbmi;
const MODE_INFO *const above_mi = xd->above_mi;
const MODE_INFO *const left_mi = xd->left_mi;
const BLOCK_SIZE bsize = mbmi->sb_type;
const PALETTE_MODE_INFO *const pmi = &mbmi->palette_mode_info;
if (mbmi->mode == DC_PRED) {
const int n = pmi->palette_size[0];
int palette_y_mode_ctx = 0;
if (above_mi)
palette_y_mode_ctx +=
(above_mi->mbmi.palette_mode_info.palette_size[0] > 0);
if (left_mi)
palette_y_mode_ctx +=
(left_mi->mbmi.palette_mode_info.palette_size[0] > 0);
aom_write(
w, n > 0,
av1_default_palette_y_mode_prob[bsize - BLOCK_8X8][palette_y_mode_ctx]);
if (n > 0) {
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, n - PALETTE_MIN_SIZE,
xd->tile_ctx->palette_y_size_cdf[bsize - BLOCK_8X8],
PALETTE_SIZES);
#else
av1_write_token(w, av1_palette_size_tree,
av1_default_palette_y_size_prob[bsize - BLOCK_8X8],
&palette_size_encodings[n - PALETTE_MIN_SIZE]);
#endif
#if CONFIG_PALETTE_DELTA_ENCODING
write_palette_colors_y(xd, pmi, cm->bit_depth, w);
#else
for (int i = 0; i < n; ++i) {
assert(pmi->palette_colors[i] < (1 << cm->bit_depth));
aom_write_literal(w, pmi->palette_colors[i], cm->bit_depth);
}
#endif // CONFIG_PALETTE_DELTA_ENCODING
write_uniform(w, n, pmi->palette_first_color_idx[0]);
}
}
if (mbmi->uv_mode == DC_PRED) {
const int n = pmi->palette_size[1];
const int palette_uv_mode_ctx = (pmi->palette_size[0] > 0);
aom_write(w, n > 0, av1_default_palette_uv_mode_prob[palette_uv_mode_ctx]);
if (n > 0) {
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, n - PALETTE_MIN_SIZE,
xd->tile_ctx->palette_uv_size_cdf[bsize - BLOCK_8X8],
PALETTE_SIZES);
#else
av1_write_token(w, av1_palette_size_tree,
av1_default_palette_uv_size_prob[bsize - BLOCK_8X8],
&palette_size_encodings[n - PALETTE_MIN_SIZE]);
#endif
#if CONFIG_PALETTE_DELTA_ENCODING
write_palette_colors_uv(xd, pmi, cm->bit_depth, w);
#else
for (int i = 0; i < n; ++i) {
assert(pmi->palette_colors[PALETTE_MAX_SIZE + i] <
(1 << cm->bit_depth));
assert(pmi->palette_colors[2 * PALETTE_MAX_SIZE + i] <
(1 << cm->bit_depth));
aom_write_literal(w, pmi->palette_colors[PALETTE_MAX_SIZE + i],
cm->bit_depth);
aom_write_literal(w, pmi->palette_colors[2 * PALETTE_MAX_SIZE + i],
cm->bit_depth);
}
#endif // CONFIG_PALETTE_DELTA_ENCODING
write_uniform(w, n, pmi->palette_first_color_idx[1]);
}
}
}
#endif // CONFIG_PALETTE
void av1_write_tx_type(const AV1_COMMON *const cm, const MACROBLOCKD *xd,
#if CONFIG_SUPERTX
const int supertx_enabled,
#endif
#if CONFIG_TXK_SEL
int block, int plane, TX_SIZE tx_size,
#endif
aom_writer *w) {
MB_MODE_INFO *mbmi = &xd->mi[0]->mbmi;
const int is_inter = is_inter_block(mbmi);
#if !CONFIG_TXK_SEL
#if CONFIG_VAR_TX
const TX_SIZE tx_size = is_inter ? mbmi->min_tx_size : mbmi->tx_size;
#else
const TX_SIZE tx_size = mbmi->tx_size;
#endif // CONFIG_VAR_TX
#endif // !CONFIG_TXK_SEL
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
#if !CONFIG_TXK_SEL
TX_TYPE tx_type = mbmi->tx_type;
#else
// Only y plane's tx_type is transmitted
if (plane > 0) return;
PLANE_TYPE plane_type = get_plane_type(plane);
TX_TYPE tx_type = get_tx_type(plane_type, xd, block, tx_size);
#endif
if (!FIXED_TX_TYPE) {
#if CONFIG_EXT_TX
const TX_SIZE square_tx_size = txsize_sqr_map[tx_size];
const BLOCK_SIZE bsize = mbmi->sb_type;
if (get_ext_tx_types(tx_size, bsize, is_inter, cm->reduced_tx_set_used) >
1 &&
((!cm->seg.enabled && cm->base_qindex > 0) ||
(cm->seg.enabled && xd->qindex[mbmi->segment_id] > 0)) &&
!mbmi->skip &&
#if CONFIG_SUPERTX
!supertx_enabled &&
#endif // CONFIG_SUPERTX
!segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) {
const int eset =
get_ext_tx_set(tx_size, bsize, is_inter, cm->reduced_tx_set_used);
// eset == 0 should correspond to a set with only DCT_DCT and there
// is no need to send the tx_type
assert(eset > 0);
if (is_inter) {
assert(ext_tx_used_inter[eset][tx_type]);
aom_write_symbol(w, av1_ext_tx_inter_ind[eset][tx_type],
ec_ctx->inter_ext_tx_cdf[eset][square_tx_size],
ext_tx_cnt_inter[eset]);
} else if (ALLOW_INTRA_EXT_TX) {
assert(ext_tx_used_intra[eset][tx_type]);
aom_write_symbol(
w, av1_ext_tx_intra_ind[eset][tx_type],
ec_ctx->intra_ext_tx_cdf[eset][square_tx_size][mbmi->mode],
ext_tx_cnt_intra[eset]);
}
}
#else
if (tx_size < TX_32X32 &&
((!cm->seg.enabled && cm->base_qindex > 0) ||
(cm->seg.enabled && xd->qindex[mbmi->segment_id] > 0)) &&
!mbmi->skip &&
#if CONFIG_SUPERTX
!supertx_enabled &&
#endif // CONFIG_SUPERTX
!segfeature_active(&cm->seg, mbmi->segment_id, SEG_LVL_SKIP)) {
if (is_inter) {
aom_write_symbol(w, av1_ext_tx_ind[tx_type],
ec_ctx->inter_ext_tx_cdf[tx_size], TX_TYPES);
} else {
aom_write_symbol(
w, av1_ext_tx_ind[tx_type],
ec_ctx->intra_ext_tx_cdf[tx_size]
[intra_mode_to_tx_type_context[mbmi->mode]],
TX_TYPES);
}
}
#endif // CONFIG_EXT_TX
}
}
static void write_intra_mode(FRAME_CONTEXT *frame_ctx, BLOCK_SIZE bsize,
PREDICTION_MODE mode, aom_writer *w) {
aom_write_symbol(w, av1_intra_mode_ind[mode],
frame_ctx->y_mode_cdf[size_group_lookup[bsize]],
INTRA_MODES);
}
static void write_intra_uv_mode(FRAME_CONTEXT *frame_ctx,
PREDICTION_MODE uv_mode, PREDICTION_MODE y_mode,
aom_writer *w) {
aom_write_symbol(w, av1_intra_mode_ind[uv_mode],
frame_ctx->uv_mode_cdf[y_mode], INTRA_MODES);
}
#if CONFIG_CFL
static void write_cfl_alphas(FRAME_CONTEXT *const frame_ctx, int ind,
const CFL_SIGN_TYPE signs[CFL_SIGNS],
aom_writer *w) {
// Check for uninitialized signs
if (cfl_alpha_codes[ind][CFL_PRED_U] == 0)
assert(signs[CFL_PRED_U] == CFL_SIGN_POS);
if (cfl_alpha_codes[ind][CFL_PRED_V] == 0)
assert(signs[CFL_PRED_V] == CFL_SIGN_POS);
// Write a symbol representing a combination of alpha Cb and alpha Cr.
aom_write_symbol(w, ind, frame_ctx->cfl_alpha_cdf, CFL_ALPHABET_SIZE);
// Signs are only signaled for nonzero codes.
if (cfl_alpha_codes[ind][CFL_PRED_U] != 0)
aom_write_bit(w, signs[CFL_PRED_U]);
if (cfl_alpha_codes[ind][CFL_PRED_V] != 0)
aom_write_bit(w, signs[CFL_PRED_V]);
}
#endif
static void pack_inter_mode_mvs(AV1_COMP *cpi, const int mi_row,
const int mi_col,
#if CONFIG_SUPERTX
int supertx_enabled,
#endif
aom_writer *w) {
AV1_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->td.mb;
MACROBLOCKD *const xd = &x->e_mbd;
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
const MODE_INFO *mi = xd->mi[0];
const struct segmentation *const seg = &cm->seg;
struct segmentation_probs *const segp = &ec_ctx->seg;
const MB_MODE_INFO *const mbmi = &mi->mbmi;
const MB_MODE_INFO_EXT *const mbmi_ext = x->mbmi_ext;
const PREDICTION_MODE mode = mbmi->mode;
const int segment_id = mbmi->segment_id;
const BLOCK_SIZE bsize = mbmi->sb_type;
const int allow_hp = cm->allow_high_precision_mv;
const int is_inter = is_inter_block(mbmi);
const int is_compound = has_second_ref(mbmi);
int skip, ref;
#if CONFIG_CB4X4
const int unify_bsize = 1;
#else
const int unify_bsize = 0;
#endif
(void)mi_row;
(void)mi_col;
if (seg->update_map) {
if (seg->temporal_update) {
const int pred_flag = mbmi->seg_id_predicted;
aom_prob pred_prob = av1_get_pred_prob_seg_id(segp, xd);
aom_write(w, pred_flag, pred_prob);
if (!pred_flag) write_segment_id(w, seg, segp, segment_id);
} else {
write_segment_id(w, seg, segp, segment_id);
}
}
#if CONFIG_SUPERTX
if (supertx_enabled)
skip = mbmi->skip;
else
skip = write_skip(cm, xd, segment_id, mi, w);
#else
skip = write_skip(cm, xd, segment_id, mi, w);
#endif // CONFIG_SUPERTX
#if CONFIG_DELTA_Q
if (cm->delta_q_present_flag) {
int super_block_upper_left =
((mi_row & MAX_MIB_MASK) == 0) && ((mi_col & MAX_MIB_MASK) == 0);
if ((bsize != BLOCK_LARGEST || skip == 0) && super_block_upper_left) {
assert(mbmi->current_q_index > 0);
int reduced_delta_qindex =
(mbmi->current_q_index - xd->prev_qindex) / cm->delta_q_res;
write_delta_qindex(cm, xd, reduced_delta_qindex, w);
xd->prev_qindex = mbmi->current_q_index;
#if CONFIG_EXT_DELTA_Q
if (cm->delta_lf_present_flag) {
int reduced_delta_lflevel =
(mbmi->current_delta_lf_from_base - xd->prev_delta_lf_from_base) /
cm->delta_lf_res;
write_delta_lflevel(cm, xd, reduced_delta_lflevel, w);
xd->prev_delta_lf_from_base = mbmi->current_delta_lf_from_base;
}
#endif // CONFIG_EXT_DELTA_Q
}
}
#endif
#if CONFIG_SUPERTX
if (!supertx_enabled)
#endif // CONFIG_SUPERTX
write_is_inter(cm, xd, mbmi->segment_id, w, is_inter);
if (cm->tx_mode == TX_MODE_SELECT &&
#if CONFIG_CB4X4 && (CONFIG_VAR_TX || CONFIG_RECT_TX)
#if CONFIG_RECT_TX
bsize > BLOCK_4X4 &&
#else
(bsize >= BLOCK_8X8 || (bsize > BLOCK_4X4 && is_inter)) &&
#endif // CONFIG_RECT_TX
#else
bsize >= BLOCK_8X8 &&
#endif
#if CONFIG_SUPERTX
!supertx_enabled &&
#endif // CONFIG_SUPERTX
!(is_inter && skip) && !xd->lossless[segment_id]) {
#if CONFIG_VAR_TX
if (is_inter) { // This implies skip flag is 0.
const TX_SIZE max_tx_size = get_vartx_max_txsize(mbmi, bsize);
const int bh = tx_size_high_unit[max_tx_size];
const int bw = tx_size_wide_unit[max_tx_size];
const int width = block_size_wide[bsize] >> tx_size_wide_log2[0];
const int height = block_size_high[bsize] >> tx_size_wide_log2[0];
int idx, idy;
for (idy = 0; idy < height; idy += bh)
for (idx = 0; idx < width; idx += bw)
write_tx_size_vartx(cm, xd, mbmi, max_tx_size, height != width, idy,
idx, w);
} else {
set_txfm_ctxs(mbmi->tx_size, xd->n8_w, xd->n8_h, skip, xd);
write_selected_tx_size(cm, xd, w);
}
} else {
set_txfm_ctxs(mbmi->tx_size, xd->n8_w, xd->n8_h, skip, xd);
#else
write_selected_tx_size(cm, xd, w);
#endif
}
if (!is_inter) {
if (bsize >= BLOCK_8X8 || unify_bsize) {
write_intra_mode(ec_ctx, bsize, mode, w);
} else {
int idx, idy;
const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize];
const int num_4x4_h = num_4x4_blocks_high_lookup[bsize];
for (idy = 0; idy < 2; idy += num_4x4_h) {
for (idx = 0; idx < 2; idx += num_4x4_w) {
const PREDICTION_MODE b_mode = mi->bmi[idy * 2 + idx].as_mode;
write_intra_mode(ec_ctx, bsize, b_mode, w);
}
}
}
#if CONFIG_CB4X4
if (is_chroma_reference(mi_row, mi_col, bsize, xd->plane[1].subsampling_x,
xd->plane[1].subsampling_y)) {
write_intra_uv_mode(ec_ctx, mbmi->uv_mode, mode, w);
#else // !CONFIG_CB4X4
write_intra_uv_mode(ec_ctx, mbmi->uv_mode, mode, w);
#endif // CONFIG_CB4X4
#if CONFIG_CFL
if (mbmi->uv_mode == DC_PRED) {
write_cfl_alphas(ec_ctx, mbmi->cfl_alpha_idx, mbmi->cfl_alpha_signs, w);
}
#endif
#if CONFIG_CB4X4
}
#endif
#if CONFIG_EXT_INTRA
write_intra_angle_info(xd, ec_ctx, w);
#endif // CONFIG_EXT_INTRA
#if CONFIG_PALETTE
if (bsize >= BLOCK_8X8 && cm->allow_screen_content_tools)
write_palette_mode_info(cm, xd, mi, w);
#endif // CONFIG_PALETTE
#if CONFIG_FILTER_INTRA
if (bsize >= BLOCK_8X8 || unify_bsize)
write_filter_intra_mode_info(cm, xd, mbmi, mi_row, mi_col, w);
#endif // CONFIG_FILTER_INTRA
} else {
int16_t mode_ctx;
write_ref_frames(cm, xd, w);
#if CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
if (!segfeature_active(seg, segment_id, SEG_LVL_REF_FRAME)) {
// NOTE: Handle single ref comp mode
if (!is_compound)
aom_write(w, is_inter_singleref_comp_mode(mode),
av1_get_inter_mode_prob(cm, xd));
}
#endif // CONFIG_EXT_INTER && CONFIG_COMPOUND_SINGLEREF
#if CONFIG_EXT_INTER
#if CONFIG_COMPOUND_SINGLEREF
if (is_compound || is_inter_singleref_comp_mode(mode))
#else // !CONFIG_COMPOUND_SINGLEREF
if (is_compound)
#endif // CONFIG_COMPOUND_SINGLEREF
mode_ctx = mbmi_ext->compound_mode_context[mbmi->ref_frame[0]];
else
#endif // CONFIG_EXT_INTER
mode_ctx = av1_mode_context_analyzer(mbmi_ext->mode_context,
mbmi->ref_frame, bsize, -1);
// If segment skip is not enabled code the mode.
if (!segfeature_active(seg, segment_id, SEG_LVL_SKIP)) {
if (bsize >= BLOCK_8X8 || unify_bsize) {
#if CONFIG_EXT_INTER
if (is_inter_compound_mode(mode))
write_inter_compound_mode(cm, xd, w, mode, mode_ctx);
#if CONFIG_COMPOUND_SINGLEREF
else if (is_inter_singleref_comp_mode(mode))
write_inter_singleref_comp_mode(cm, w, mode, mode_ctx);
#endif // CONFIG_COMPOUND_SINGLEREF
else if (is_inter_singleref_mode(mode))
#endif // CONFIG_EXT_INTER
write_inter_mode(w, mode, ec_ctx, mode_ctx);
#if CONFIG_EXT_INTER
if (mode == NEWMV || mode == NEW_NEWMV ||
#if CONFIG_COMPOUND_SINGLEREF
mbmi->mode == SR_NEW_NEWMV ||
#endif // CONFIG_COMPOUND_SINGLEREF
have_nearmv_in_inter_mode(mode))
#else // !CONFIG_EXT_INTER
if (mode == NEARMV || mode == NEWMV)
#endif // CONFIG_EXT_INTER
write_drl_idx(ec_ctx, mbmi, mbmi_ext, w);
else
assert(mbmi->ref_mv_idx == 0);
}
}
#if !CONFIG_DUAL_FILTER && !CONFIG_WARPED_MOTION && !CONFIG_GLOBAL_MOTION
write_mb_interp_filter(cpi, xd, w);
#endif // !CONFIG_DUAL_FILTER && !CONFIG_WARPED_MOTION
if (bsize < BLOCK_8X8 && !unify_bsize) {
#if CONFIG_COMPOUND_SINGLEREF
/// NOTE: Single ref comp mode does not support sub8x8.
assert(is_compound || !is_inter_singleref_comp_mode(mbmi->mode));
#endif // CONFIG_COMPOUND_SINGLEREF
const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize];
const int num_4x4_h = num_4x4_blocks_high_lookup[bsize];
int idx, idy;
for (idy = 0; idy < 2; idy += num_4x4_h) {
for (idx = 0; idx < 2; idx += num_4x4_w) {
const int j = idy * 2 + idx;
const PREDICTION_MODE b_mode = mi->bmi[j].as_mode;
#if CONFIG_EXT_INTER
if (!is_compound)
#endif // CONFIG_EXT_INTER
mode_ctx = av1_mode_context_analyzer(mbmi_ext->mode_context,
mbmi->ref_frame, bsize, j);
#if CONFIG_EXT_INTER
if (is_inter_compound_mode(b_mode))
write_inter_compound_mode(cm, xd, w, b_mode, mode_ctx);
else if (is_inter_singleref_mode(b_mode))
#endif // CONFIG_EXT_INTER
write_inter_mode(w, b_mode, ec_ctx, mode_ctx);
#if CONFIG_EXT_INTER
if (b_mode == NEWMV || b_mode == NEW_NEWMV) {
#else
if (b_mode == NEWMV) {
#endif // CONFIG_EXT_INTER
for (ref = 0; ref < 1 + is_compound; ++ref) {
int8_t rf_type = av1_ref_frame_type(mbmi->ref_frame);
int nmv_ctx = av1_nmv_ctx(mbmi_ext->ref_mv_count[rf_type],
mbmi_ext->ref_mv_stack[rf_type], ref,
mbmi->ref_mv_idx);
nmv_context *nmvc = &ec_ctx->nmvc[nmv_ctx];
av1_encode_mv(cpi, w, &mi->bmi[j].as_mv[ref].as_mv,
#if CONFIG_EXT_INTER
&mi->bmi[j].ref_mv[ref].as_mv,
#else
&mi->bmi[j].pred_mv[ref].as_mv,
#endif // CONFIG_EXT_INTER
nmvc, allow_hp);
}
}
#if CONFIG_EXT_INTER
else if (b_mode == NEAREST_NEWMV || b_mode == NEAR_NEWMV) {
int8_t rf_type = av1_ref_frame_type(mbmi->ref_frame);
int nmv_ctx = av1_nmv_ctx(mbmi_ext->ref_mv_count[rf_type],
mbmi_ext->ref_mv_stack[rf_type], 1,
mbmi->ref_mv_idx);
nmv_context *nmvc = &ec_ctx->nmvc[nmv_ctx];
av1_encode_mv(cpi, w, &mi->bmi[j].as_mv[1].as_mv,
&mi->bmi[j].ref_mv[1].as_mv, nmvc, allow_hp);
} else if (b_mode == NEW_NEARESTMV || b_mode == NEW_NEARMV) {
int8_t rf_type = av1_ref_frame_type(mbmi->ref_frame);
int nmv_ctx = av1_nmv_ctx(mbmi_ext->ref_mv_count[rf_type],
mbmi_ext->ref_mv_stack[rf_type], 0,
mbmi->ref_mv_idx);
nmv_context *nmvc = &ec_ctx->nmvc[nmv_ctx];
av1_encode_mv(cpi, w, &mi->bmi[j].as_mv[0].as_mv,
&mi->bmi[j].ref_mv[0].as_mv, nmvc, allow_hp);
}
#endif // CONFIG_EXT_INTER
}
}
} else {
#if CONFIG_EXT_INTER
if (mode == NEWMV || mode == NEW_NEWMV) {
#else
if (mode == NEWMV) {
#endif // CONFIG_EXT_INTER
int_mv ref_mv;
for (ref = 0; ref < 1 + is_compound; ++ref) {
int8_t rf_type = av1_ref_frame_type(mbmi->ref_frame);
int nmv_ctx = av1_nmv_ctx(mbmi_ext->ref_mv_count[rf_type],
mbmi_ext->ref_mv_stack[rf_type], ref,
mbmi->ref_mv_idx);
nmv_context *nmvc = &ec_ctx->nmvc[nmv_ctx];
ref_mv = mbmi_ext->ref_mvs[mbmi->ref_frame[ref]][0];
av1_encode_mv(cpi, w, &mbmi->mv[ref].as_mv, &ref_mv.as_mv, nmvc,
allow_hp);
}
#if CONFIG_EXT_INTER
} else if (mode == NEAREST_NEWMV || mode == NEAR_NEWMV) {
int8_t rf_type = av1_ref_frame_type(mbmi->ref_frame);
int nmv_ctx =
av1_nmv_ctx(mbmi_ext->ref_mv_count[rf_type],
mbmi_ext->ref_mv_stack[rf_type], 1, mbmi->ref_mv_idx);
nmv_context *nmvc = &ec_ctx->nmvc[nmv_ctx];
av1_encode_mv(cpi, w, &mbmi->mv[1].as_mv,
&mbmi_ext->ref_mvs[mbmi->ref_frame[1]][0].as_mv, nmvc,
allow_hp);
} else if (mode == NEW_NEARESTMV || mode == NEW_NEARMV) {
int8_t rf_type = av1_ref_frame_type(mbmi->ref_frame);
int nmv_ctx =
av1_nmv_ctx(mbmi_ext->ref_mv_count[rf_type],
mbmi_ext->ref_mv_stack[rf_type], 0, mbmi->ref_mv_idx);
nmv_context *nmvc = &ec_ctx->nmvc[nmv_ctx];
av1_encode_mv(cpi, w, &mbmi->mv[0].as_mv,
&mbmi_ext->ref_mvs[mbmi->ref_frame[0]][0].as_mv, nmvc,
allow_hp);
#if CONFIG_COMPOUND_SINGLEREF
} else if ( // mode == SR_NEAREST_NEWMV ||
mode == SR_NEAR_NEWMV || mode == SR_ZERO_NEWMV ||
mode == SR_NEW_NEWMV) {
int8_t rf_type = av1_ref_frame_type(mbmi->ref_frame);
int nmv_ctx =
av1_nmv_ctx(mbmi_ext->ref_mv_count[rf_type],
mbmi_ext->ref_mv_stack[rf_type], 0, mbmi->ref_mv_idx);
nmv_context *nmvc = &ec_ctx->nmvc[nmv_ctx];
int_mv ref_mv = mbmi_ext->ref_mvs[mbmi->ref_frame[0]][0];
if (mode == SR_NEW_NEWMV)
av1_encode_mv(cpi, w, &mbmi->mv[0].as_mv, &ref_mv.as_mv, nmvc,
allow_hp);
av1_encode_mv(cpi, w, &mbmi->mv[1].as_mv, &ref_mv.as_mv, nmvc,
allow_hp);
#endif // CONFIG_COMPOUND_SINGLEREF
#endif // CONFIG_EXT_INTER
}
}
#if CONFIG_EXT_INTER && CONFIG_INTERINTRA
if (cpi->common.reference_mode != COMPOUND_REFERENCE &&
#if CONFIG_SUPERTX
!supertx_enabled &&
#endif // CONFIG_SUPERTX
cpi->common.allow_interintra_compound && is_interintra_allowed(mbmi)) {
const int interintra = mbmi->ref_frame[1] == INTRA_FRAME;
const int bsize_group = size_group_lookup[bsize];
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, interintra, ec_ctx->interintra_cdf[bsize_group], 2);
#else
aom_write(w, interintra, cm->fc->interintra_prob[bsize_group]);
#endif
if (interintra) {
aom_write_symbol(w, mbmi->interintra_mode,
ec_ctx->interintra_mode_cdf[bsize_group],
INTERINTRA_MODES);
if (is_interintra_wedge_used(bsize)) {
#if CONFIG_NEW_MULTISYMBOL
aom_write_symbol(w, mbmi->use_wedge_interintra,
ec_ctx->wedge_interintra_cdf[bsize], 2);
#else
aom_write(w, mbmi->use_wedge_interintra,
cm->fc->wedge_interintra_prob[bsize]);
#endif
if (mbmi->use_wedge_interintra) {
aom_write_literal(w, mbmi->interintra_wedge_index,
get_wedge_bits_lookup(bsize));
assert(mbmi->interintra_wedge_sign == 0);
}
}
}
}
#endif // CONFIG_EXT_INTER && CONFIG_INTERINTRA
#if CONFIG_MOTION_VAR || CONFIG_WARPED_MOTION
#if CONFIG_SUPERTX
if (!supertx_enabled)
#endif // CONFIG_SUPERTX
#if CONFIG_EXT_INTER
if (mbmi->ref_frame[1] != INTRA_FRAME)
#endif // CONFIG_EXT_INTER
write_motion_mode(cm, xd, mi, w);
#if CONFIG_NCOBMC_ADAPT_WEIGHT
write_ncobmc_mode(cm, mi, w);
#endif
#endif // CONFIG_MOTION_VAR || CONFIG_WARPED_MOTION
#if CONFIG_EXT_INTER
if (
#if CONFIG_COMPOUND_SINGLEREF
is_inter_anyref_comp_mode(mbmi->mode) &&
#else // !CONFIG_COMPOUND_SINGLEREF
cpi->common.reference_mode != SINGLE_REFERENCE &&
is_inter_compound_mode(mbmi->mode) &&
#endif // CONFIG_COMPOUND_SINGLEREF
#if CONFIG_MOTION_VAR
mbmi->motion_mode == SIMPLE_TRANSLATION &&
#endif // CONFIG_MOTION_VAR
is_any_masked_compound_used(bsize)) {
#if CONFIG_COMPOUND_SEGMENT || CONFIG_WEDGE
if (cm->allow_masked_compound) {
aom_write_symbol(w, mbmi->interinter_compound_type,
ec_ctx->compound_type_cdf[bsize], COMPOUND_TYPES);
#if CONFIG_WEDGE
if (mbmi->interinter_compound_type == COMPOUND_WEDGE) {
aom_write_literal(w, mbmi->wedge_index, get_wedge_bits_lookup(bsize));
aom_write_bit(w, mbmi->wedge_sign);
}
#endif // CONFIG_WEDGE
#if CONFIG_COMPOUND_SEGMENT
if (mbmi->interinter_compound_type == COMPOUND_SEG) {
aom_write_literal(w, mbmi->mask_type, MAX_SEG_MASK_BITS);
}
#endif // CONFIG_COMPOUND_SEGMENT
}
#endif // CONFIG_COMPOUND_SEGMENT || CONFIG_WEDGE
}
#endif // CONFIG_EXT_INTER
#if CONFIG_DUAL_FILTER || CONFIG_WARPED_MOTION || CONFIG_GLOBAL_MOTION
write_mb_interp_filter(cpi, xd, w);
#endif // CONFIG_DUAL_FILTE || CONFIG_WARPED_MOTION
}
#if !CONFIG_TXK_SEL
av1_write_tx_type(cm, xd,
#if CONFIG_SUPERTX
supertx_enabled,
#endif
w);
#endif // !CONFIG_TXK_SEL
}
static void write_mb_modes_kf(AV1_COMMON *cm,
#if CONFIG_DELTA_Q
MACROBLOCKD *xd,
#else
const MACROBLOCKD *xd,
#endif // CONFIG_DELTA_Q
#if CONFIG_INTRABC
const MB_MODE_INFO_EXT *mbmi_ext,
#endif // CONFIG_INTRABC
const int mi_row, const int mi_col,
aom_writer *w) {
FRAME_CONTEXT *ec_ctx = xd->tile_ctx;
const struct segmentation *const seg = &cm->seg;
struct segmentation_probs *const segp = &ec_ctx->seg;
const MODE_INFO *const mi = xd->mi[0];
const MODE_INFO *const above_mi = xd->above_mi;
const MODE_INFO *const left_mi = xd->left_mi;
const MB_MODE_INFO *const mbmi = &mi->mbmi;
const BLOCK_SIZE bsize = mbmi->sb_type;
#if CONFIG_CB4X4
const int unify_bsize = 1;
#else
const int unify_bsize = 0;
#endif
(void)mi_row;
(void)mi_col;
if (seg->update_map) write_segment_id(w, seg, segp, mbmi->segment_id);
#if CONFIG_DELTA_Q
const int skip = write_skip(cm, xd, mbmi->segment_id, mi, w);
if (cm->delta_q_present_flag) {
int super_block_upper_left =
((mi_row & MAX_MIB_MASK) == 0) && ((mi_col & MAX_MIB_MASK) == 0);
if ((bsize != BLOCK_LARGEST || skip == 0) && super_block_upper_left) {
assert(mbmi->current_q_index > 0);
int reduced_delta_qindex =
(mbmi->current_q_index - xd->prev_qindex) / cm->delta_q_res;
write_delta_qindex(cm, xd, reduced_delta_qindex, w);
xd->prev_qindex = mbmi->current_q_index;
#if CONFIG_EXT_DELTA_Q
if (cm->delta_lf_present_flag) {
int reduced_delta_lflevel =
(mbmi->current_delta_lf_from_base - xd->prev_delta_lf_from_base) /
cm->delta_lf_res;
write_delta_lflevel(cm, xd, reduced_delta_lflevel, w);
xd->prev_delta_lf_from_base = mbmi->current_delta_lf_from_base;
}
#endif // CONFIG_EXT_DELTA_Q
}
}
#else
write_skip(cm, xd, mbmi->segment_id, mi, w);
#endif
int enable_tx_size = cm->tx_mode == TX_MODE_SELECT &&
#if CONFIG_CB4X4 && (CONFIG_VAR_TX || CONFIG_RECT_TX)
#if CONFIG_RECT_TX
bsize > BLOCK_4X4 &&
#else
bsize >= BLOCK_8X8 &&
#endif // CONFIG_RECT_TX
#else
bsize >= BLOCK_8X8 &&
#endif
!xd->lossless[mbmi->segment_id];
#if CONFIG_INTRABC
if (bsize >= BLOCK_8X8 && cm->allow_screen_content_tools) {
int use_intrabc = is_intrabc_block(mbmi);
aom_write(w, use_intrabc, ec_ctx->intrabc_prob);
if (use_intrabc) {
assert(mbmi->mode == DC_PRED);
assert(mbmi->uv_mode == DC_PRED);
if (enable_tx_size && !mbmi->skip) write_selected_tx_size(cm, xd, w);
int_mv dv_ref = mbmi_ext->ref_mvs[INTRA_FRAME][0];
av1_encode_dv(w, &mbmi->mv[0].as_mv, &dv_ref.as_mv, &ec_ctx->ndvc);
#if CONFIG_EXT_TX && !CONFIG_TXK_SEL
av1_write_tx_type(cm, xd,
#if CONFIG_SUPERTX
0,
#endif
w);
#endif // CONFIG_EXT_TX && !CONFIG_TXK_SEL
return;
}
}
#endif // CONFIG_INTRABC
if (enable_tx_size) write_selected_tx_size(cm, xd, w);
if (bsize >= BLOCK_8X8 || unify_bsize) {
write_intra_mode_kf(cm, ec_ctx, mi, above_mi, left_mi, 0, mbmi->mode, w);
} else {
const int num_4x4_w = num_4x4_blocks_wide_lookup[bsize];
const int num_4x4_h = num_4x4_blocks_high_lookup[bsize];
int idx, idy;
for (idy = 0; idy < 2; idy += num_4x4_h) {
for (idx = 0; idx < 2; idx += num_4x4_w) {
const int block = idy * 2 + idx;
write_intra_mode_kf(cm, ec_ctx, mi, above_mi, left_mi, block,
mi->bmi[block].as_mode, w);
}
}
}
#if CONFIG_CB4X4
if (is_chroma_reference(mi_row, mi_col, bsize, xd->plane[1].subsampling_x,
xd->plane[1].subsampling_y)) {
write_intra_uv_mode(ec_ctx, mbmi->uv_mode, mbmi->mode, w);
#else // !CONFIG_CB4X4
write_intra_uv_mode(ec_ctx, mbmi->uv_mode, mbmi->mode, w);
#endif // CONFIG_CB4X4
#if CONFIG_CFL
if (mbmi->uv_mode == DC_PRED) {
write_cfl_alphas(ec_ctx, mbmi->cfl_alpha_idx, mbmi->cfl_alpha_signs, w);
}
#endif
#if CONFIG_CB4X4
}
#endif
#if CONFIG_EXT_INTRA
write_intra_angle_info(xd, ec_ctx, w);
#endif // CONFIG_EXT_INTRA
#if CONFIG_PALETTE
if (bsize >= BLOCK_8X8 && cm->allow_screen_content_tools)
write_palette_mode_info(cm, xd, mi, w);
#endif // CONFIG_PALETTE
#if CONFIG_FILTER_INTRA
if (bsize >= BLOCK_8X8 || unify_bsize)
write_filter_intra_mode_info(cm, xd, mbmi, mi_row, mi_col, w);
#endif // CONFIG_FILTER_INTRA
#if !CONFIG_TXK_SEL
av1_write_tx_type(cm, xd,
#if CONFIG_SUPERTX
0,
#endif
w);
#endif // !CONFIG_TXK_SEL
}
#if CONFIG_SUPERTX
#define write_modes_b_wrapper(cpi, tile, w, tok, tok_end, supertx_enabled, \
mi_row, mi_col) \
write_modes_b(cpi, tile, w, tok, tok_end, supertx_enabled, mi_row, mi_col)
#else
#define write_modes_b_wrapper(cpi, tile, w, tok, tok_end, supertx_enabled, \
mi_row, mi_col) \
write_modes_b(cpi, tile, w, tok, tok_end, mi_row, mi_col)
#endif // CONFIG_SUPERTX
#if CONFIG_RD_DEBUG
static void dump_mode_info(MODE_INFO *mi) {
printf("\nmi->mbmi.mi_row == %d\n", mi->mbmi.mi_row);
printf("&& mi->mbmi.mi_col == %d\n", mi->mbmi.mi_col);
printf("&& mi->mbmi.sb_type == %d\n", mi->mbmi.sb_type);
printf("&& mi->mbmi.tx_size == %d\n", mi->mbmi.tx_size);
if (mi->mbmi.sb_type >= BLOCK_8X8) {
printf("&& mi->mbmi.mode == %d\n", mi->mbmi.mode);
} else {
printf("&& mi->bmi[0].as_mode == %d\n", mi->bmi[0].as_mode);
}
}
static int rd_token_stats_mismatch(RD_STATS *rd_stats, TOKEN_STATS *token_stats,
int plane) {
if (rd_stats->txb_coeff_cost[plane] != token_stats->cost) {
#if CONFIG_VAR_TX
int r, c;
#endif
printf("\nplane %d rd_stats->txb_coeff_cost %d token_stats->cost %d\n",
plane, rd_stats->txb_coeff_cost[plane], token_stats->cost);
#if CONFIG_VAR_TX
printf("rd txb_coeff_cost_map\n");
for (r = 0; r < TXB_COEFF_COST_MAP_SIZE; ++r) {
for (c = 0; c < TXB_COEFF_COST_MAP_SIZE; ++c) {
printf("%d ", rd_stats->txb_coeff_cost_map[plane][r][c]);
}
printf("\n");
}
printf("pack txb_coeff_cost_map\n");
for (r = 0; r < TXB_COEFF_COST_MAP_SIZE; ++r) {
for (c = 0; c < TXB_COEFF_COST_MAP_SIZE; ++c) {
printf("%d ", token_stats->txb_coeff_cost_map[r][c]);
}
printf("\n");
}
#endif
return 1;
}
return 0;
}
#endif
#if ENC_MISMATCH_DEBUG
static void enc_dump_logs(AV1_COMP *cpi, int mi_row, int mi_col) {
AV1_COMMON *const cm = &cpi->common;
MACROBLOCKD *const xd = &cpi->td.mb.e_mbd;
MODE_INFO *m;
xd->mi = cm->mi_grid_visible + (mi_row * cm->mi_stride + mi_col);
m = xd->mi[0];
if (is_inter_block(&m->mbmi)) {
#define FRAME_TO_CHECK 1
if (cm->current_video_frame == FRAME_TO_CHECK && cm->show_frame == 0) {
const MB_MODE_INFO *const mbmi = &m->mbmi;
const BLOCK_SIZE bsize = mbmi->sb_type;
int_mv mv[2];
int is_comp_ref = has_second_ref(&m->mbmi);
int ref;
for (ref = 0; ref < 1 + is_comp_ref; ++ref)
mv[ref].as_mv = m->mbmi.mv[ref].as_mv;
if (!is_comp_ref) {
#if CONFIG_COMPOUND_SINGLEREF
if (is_inter_singleref_comp_mode(m->mbmi.mode))
mv[1].as_mv = m->mbmi.mv[1].as_mv;
else
#endif // CONFIG_COMPOUND_SINGLEREF
mv[1].as_int = 0;
}
int interp_ctx[2] = { -1 };
int interp_filter[2] = { cm->interp_filter };
if (cm->interp_filter == SWITCHABLE) {
int dir;
for (dir = 0; dir < 2; ++dir) {
if (has_subpel_mv_component(xd->mi[0], xd, dir) ||
(mbmi->ref_frame[1] > INTRA_FRAME &&
has_subpel_mv_component(xd->mi[0], xd, dir + 2))) {
interp_ctx[dir] = av1_get_pred_context_switchable_interp(xd, dir);
interp_filter[dir] = mbmi->interp_filter[dir];
} else {
interp_filter[dir] = EIGHTTAP_REGULAR;
}
}
}
MACROBLOCK *const x = &cpi->td.mb;
const MB_MODE_INFO_EXT *const mbmi_ext = x->mbmi_ext;
const int16_t mode_ctx = av1_mode_context_analyzer(
mbmi_ext->mode_context, mbmi->ref_frame, bsize, -1);
const int16_t newmv_ctx = mode_ctx & NEWMV_CTX_MASK;
int16_t zeromv_ctx = -1;
int16_t refmv_ctx = -1;
if (mbmi->mode != NEWMV) {
zeromv_ctx = (mode_ctx >> ZEROMV_OFFSET) & ZEROMV_CTX_MASK;
if (mode_ctx & (1 << ALL_ZERO_FLAG_OFFSET)) {
assert(mbmi->mode == ZEROMV);
}
if (mbmi->mode != ZEROMV) {
refmv_ctx = (mode_ctx >> REFMV_OFFSET) & REFMV_CTX_MASK;
if (mode_ctx & (1 << SKIP_NEARESTMV_OFFSET)) refmv_ctx = 6;
if (mode_ctx & (1 << SKIP_NEARMV_OFFSET)) refmv_ctx = 7;
if (mode_ctx & (1 << SKIP_NEARESTMV_SUB8X8_OFFSET)) refmv_ctx = 8;
}
}
int8_t ref_frame_type = av1_ref_frame_type(mbmi->ref_frame);
printf(
"=== ENCODER ===: "
"Frame=%d, (mi_row,mi_col)=(%d,%d), mode=%d, bsize=%d, "
"show_frame=%d, mv[0]=(%d,%d), mv[1]=(%d,%d), ref[0]=%d, "
"ref[1]=%d, motion_mode=%d, inter_mode_ctx=%d, mode_ctx=%d, "
"interp_ctx=(%d,%d), interp_filter=(%d,%d), newmv_ctx=%d, "
"zeromv_ctx=%d, refmv_ctx=%d\n",
cm->current_video_frame, mi_row, mi_col, mbmi->mode, bsize,
cm->show_frame, mv[0].as_mv.row, mv[0].as_mv.col, mv[1].as_mv.row,
mv[1].as_mv.col, mbmi->ref_frame[0], mbmi->ref_frame[1],
mbmi->motion_mode, mbmi_ext->mode_context[ref_frame_type], mode_ctx,
interp_ctx[0], interp_ctx[1], interp_filter[0], interp_filter[1],
newmv_ctx, zeromv_ctx, refmv_ctx);
}
}
}
#endif // ENC_MISMATCH_DEBUG
static void write_mbmi_b(AV1_COMP *cpi, const TileInfo *const tile,
aom_writer *w,
#if CONFIG_SUPERTX
int supertx_enabled,
#endif
int mi_row, int mi_col) {
AV1_COMMON *const cm = &cpi->common;
MACROBLOCKD *const xd = &cpi->td.mb.e_mbd;
MODE_INFO *m;
int bh, bw;
xd->mi = cm->mi_grid_visible + (mi_row * cm->mi_stride + mi_col);
m = xd->mi[0];
assert(m->mbmi.sb_type <= cm->sb_size);
bh = mi_size_high[m->mbmi.sb_type];
bw = mi_size_wide[m->mbmi.sb_type];
cpi->td.mb.mbmi_ext = cpi->mbmi_ext_base + (mi_row * cm->mi_cols + mi_col);
set_mi_row_col(xd, tile, mi_row, bh, mi_col, bw,
#if CONFIG_DEPENDENT_HORZTILES
cm->dependent_horz_tiles,
#endif // CONFIG_DEPENDENT_HORZTILES
cm->mi_rows, cm->mi_cols);
if (frame_is_intra_only(cm)) {
write_mb_modes_kf(cm, xd,
#if CONFIG_INTRABC
cpi->td.mb.mbmi_ext,
#endif // CONFIG_INTRABC
mi_row, mi_col, w);
} else {
#if CONFIG_VAR_TX
xd->above_txfm_context =
cm->above_txfm_context + (mi_col << TX_UNIT_WIDE_LOG2);
xd->left_txfm_context = xd->left_txfm_context_buffer +
((mi_row & MAX_MIB_MASK) << TX_UNIT_HIGH_LOG2);
#endif
#if CONFIG_DUAL_FILTER
// has_subpel_mv_component needs the ref frame buffers set up to look
// up if they are scaled. has_subpel_mv_component is in turn needed by
// write_switchable_interp_filter, which is called by pack_inter_mode_mvs.
set_ref_ptrs(cm, xd, m->mbmi.ref_frame[0], m->mbmi.ref_frame[1]);
#