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Merge "Merge tx selection into RD calculation"

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This commit is contained in:
Yaowu Xu 2013-12-02 09:39:10 -08:00 committed by Gerrit Code Review
commit 56d9a4fcd5
1 changed files with 48 additions and 90 deletions
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138
vp9/encoder/vp9_rdopt.c
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@ -749,32 +749,6 @@ static void choose_largest_txfm_size(VP9_COMP *cpi, MACROBLOCK *x,
cpi->tx_stepdown_count[0]++;
}
static TX_SIZE select_tx_size(TX_MODE tx_mode, TX_SIZE max_tx_size,
int64_t rd[][2]) {
if (max_tx_size == TX_32X32 &&
(tx_mode == ALLOW_32X32 ||
(tx_mode == TX_MODE_SELECT &&
rd[TX_32X32][1] < rd[TX_16X16][1] &&
rd[TX_32X32][1] < rd[TX_8X8][1] &&
rd[TX_32X32][1] < rd[TX_4X4][1]))) {
return TX_32X32;
} else if (max_tx_size >= TX_16X16 &&
(tx_mode == ALLOW_16X16 ||
tx_mode == ALLOW_32X32 ||
(tx_mode == TX_MODE_SELECT &&
rd[TX_16X16][1] < rd[TX_8X8][1] &&
rd[TX_16X16][1] < rd[TX_4X4][1]))) {
return TX_16X16;
} else if (tx_mode == ALLOW_8X8 ||
tx_mode == ALLOW_16X16 ||
tx_mode == ALLOW_32X32 ||
(tx_mode == TX_MODE_SELECT && rd[TX_8X8][1] < rd[TX_4X4][1])) {
return TX_8X8;
} else {
return TX_4X4;
}
}
static void choose_txfm_size_from_rd(VP9_COMP *cpi, MACROBLOCK *x,
int (*r)[2], int *rate,
int64_t *d, int64_t *distortion,
@ -789,39 +763,42 @@ static void choose_txfm_size_from_rd(VP9_COMP *cpi, MACROBLOCK *x,
int64_t rd[TX_SIZES][2];
int n, m;
int s0, s1;
const TX_SIZE max_mode_tx_size = tx_mode_to_biggest_tx_size[cm->tx_mode];
int64_t best_rd = INT64_MAX;
TX_SIZE best_tx = TX_4X4;
const vp9_prob *tx_probs = get_tx_probs2(max_tx_size, xd, &cm->fc.tx_probs);
for (n = TX_4X4; n <= max_tx_size; n++) {
r[n][1] = r[n][0];
if (r[n][0] == INT_MAX)
continue;
for (m = 0; m <= n - (n == max_tx_size); m++) {
if (m == n)
r[n][1] += vp9_cost_zero(tx_probs[m]);
else
r[n][1] += vp9_cost_one(tx_probs[m]);
}
}
assert(skip_prob > 0);
s0 = vp9_cost_bit(skip_prob, 0);
s1 = vp9_cost_bit(skip_prob, 1);
for (n = TX_4X4; n <= max_tx_size; n++) {
r[n][1] = r[n][0];
if (r[n][0] < INT_MAX) {
for (m = 0; m <= n - (n == max_tx_size); m++) {
if (m == n)
r[n][1] += vp9_cost_zero(tx_probs[m]);
else
r[n][1] += vp9_cost_one(tx_probs[m]);
}
}
if (d[n] == INT64_MAX) {
rd[n][0] = rd[n][1] = INT64_MAX;
continue;
}
if (s[n]) {
} else if (s[n]) {
rd[n][0] = rd[n][1] = RDCOST(x->rdmult, x->rddiv, s1, d[n]);
} else {
rd[n][0] = RDCOST(x->rdmult, x->rddiv, r[n][0] + s0, d[n]);
rd[n][1] = RDCOST(x->rdmult, x->rddiv, r[n][1] + s0, d[n]);
}
}
mbmi->tx_size = select_tx_size(cm->tx_mode, max_tx_size, rd);
if (rd[n][1] < best_rd) {
best_tx = n;
best_rd = rd[n][1];
}
}
mbmi->tx_size = cm->tx_mode == TX_MODE_SELECT ?
best_tx : MIN(max_tx_size, max_mode_tx_size);
*distortion = d[mbmi->tx_size];
*rate = r[mbmi->tx_size][cm->tx_mode == TX_MODE_SELECT];
@ -831,29 +808,18 @@ static void choose_txfm_size_from_rd(VP9_COMP *cpi, MACROBLOCK *x,
tx_cache[ALLOW_8X8] = rd[TX_8X8][0];
tx_cache[ALLOW_16X16] = rd[MIN(max_tx_size, TX_16X16)][0];
tx_cache[ALLOW_32X32] = rd[MIN(max_tx_size, TX_32X32)][0];
if (max_tx_size == TX_32X32 &&
rd[TX_32X32][1] < rd[TX_16X16][1] && rd[TX_32X32][1] < rd[TX_8X8][1] &&
rd[TX_32X32][1] < rd[TX_4X4][1])
tx_cache[TX_MODE_SELECT] = rd[TX_32X32][1];
else if (max_tx_size >= TX_16X16 &&
rd[TX_16X16][1] < rd[TX_8X8][1] && rd[TX_16X16][1] < rd[TX_4X4][1])
tx_cache[TX_MODE_SELECT] = rd[TX_16X16][1];
else
tx_cache[TX_MODE_SELECT] = rd[TX_4X4][1] < rd[TX_8X8][1] ?
rd[TX_4X4][1] : rd[TX_8X8][1];
if (max_tx_size == TX_32X32 &&
rd[TX_32X32][1] < rd[TX_16X16][1] &&
rd[TX_32X32][1] < rd[TX_8X8][1] &&
rd[TX_32X32][1] < rd[TX_4X4][1]) {
if (max_tx_size == TX_32X32 && best_tx == TX_32X32) {
tx_cache[TX_MODE_SELECT] = rd[TX_32X32][1];
cpi->tx_stepdown_count[0]++;
} else if (max_tx_size >= TX_16X16 &&
rd[TX_16X16][1] < rd[TX_8X8][1] &&
rd[TX_16X16][1] < rd[TX_4X4][1]) {
} else if (max_tx_size >= TX_16X16 && best_tx == TX_16X16) {
tx_cache[TX_MODE_SELECT] = rd[TX_16X16][1];
cpi->tx_stepdown_count[max_tx_size - TX_16X16]++;
} else if (rd[TX_8X8][1] < rd[TX_4X4][1]) {
tx_cache[TX_MODE_SELECT] = rd[TX_8X8][1];
cpi->tx_stepdown_count[max_tx_size - TX_8X8]++;
} else {
tx_cache[TX_MODE_SELECT] = rd[TX_4X4][1];
cpi->tx_stepdown_count[max_tx_size - TX_4X4]++;
}
}
@ -873,14 +839,17 @@ static void choose_txfm_size_from_modelrd(VP9_COMP *cpi, MACROBLOCK *x,
int n, m;
int s0, s1;
double scale_rd[TX_SIZES] = {1.73, 1.44, 1.20, 1.00};
// double scale_r[TX_SIZES] = {2.82, 2.00, 1.41, 1.00};
const TX_SIZE max_mode_tx_size = tx_mode_to_biggest_tx_size[cm->tx_mode];
int64_t best_rd = INT64_MAX;
TX_SIZE best_tx = TX_4X4;
const vp9_prob *tx_probs = get_tx_probs2(max_tx_size, xd, &cm->fc.tx_probs);
// for (n = TX_4X4; n <= max_txfm_size; n++)
// r[n][0] = (r[n][0] * scale_r[n]);
assert(skip_prob > 0);
s0 = vp9_cost_bit(skip_prob, 0);
s1 = vp9_cost_bit(skip_prob, 1);
for (n = TX_4X4; n <= max_tx_size; n++) {
double scale = scale_rd[n];
r[n][1] = r[n][0];
for (m = 0; m <= n - (n == max_tx_size); m++) {
if (m == n)
@ -888,40 +857,29 @@ static void choose_txfm_size_from_modelrd(VP9_COMP *cpi, MACROBLOCK *x,
else
r[n][1] += vp9_cost_one(tx_probs[m]);
}
}
assert(skip_prob > 0);
s0 = vp9_cost_bit(skip_prob, 0);
s1 = vp9_cost_bit(skip_prob, 1);
for (n = TX_4X4; n <= max_tx_size; n++) {
if (s[n]) {
rd[n][0] = rd[n][1] = RDCOST(x->rdmult, x->rddiv, s1, d[n]);
rd[n][0] = rd[n][1] = RDCOST(x->rdmult, x->rddiv, s1, d[n]) * scale;
} else {
rd[n][0] = RDCOST(x->rdmult, x->rddiv, r[n][0] + s0, d[n]);
rd[n][1] = RDCOST(x->rdmult, x->rddiv, r[n][1] + s0, d[n]);
rd[n][0] = RDCOST(x->rdmult, x->rddiv, r[n][0] + s0, d[n]) * scale;
rd[n][1] = RDCOST(x->rdmult, x->rddiv, r[n][1] + s0, d[n]) * scale;
}
if (rd[n][1] < best_rd) {
best_rd = rd[n][1];
best_tx = n;
}
}
for (n = TX_4X4; n <= max_tx_size; n++) {
rd[n][0] = (int64_t)(scale_rd[n] * rd[n][0]);
rd[n][1] = (int64_t)(scale_rd[n] * rd[n][1]);
}
mbmi->tx_size = select_tx_size(cm->tx_mode, max_tx_size, rd);
mbmi->tx_size = cm->tx_mode == TX_MODE_SELECT ?
best_tx : MIN(max_tx_size, max_mode_tx_size);
// Actually encode using the chosen mode if a model was used, but do not
// update the r, d costs
txfm_rd_in_plane(x, &cpi->rdcost_stack, rate, distortion, skip,
&sse[mbmi->tx_size], ref_best_rd, 0, bs, mbmi->tx_size);
if (max_tx_size == TX_32X32 &&
rd[TX_32X32][1] <= rd[TX_16X16][1] &&
rd[TX_32X32][1] <= rd[TX_8X8][1] &&
rd[TX_32X32][1] <= rd[TX_4X4][1]) {
if (max_tx_size == TX_32X32 && best_tx == TX_32X32) {
cpi->tx_stepdown_count[0]++;
} else if (max_tx_size >= TX_16X16 &&
rd[TX_16X16][1] <= rd[TX_8X8][1] &&
rd[TX_16X16][1] <= rd[TX_4X4][1]) {
} else if (max_tx_size >= TX_16X16 && best_tx == TX_16X16) {
cpi->tx_stepdown_count[max_tx_size - TX_16X16]++;
} else if (rd[TX_8X8][1] <= rd[TX_4X4][1]) {
cpi->tx_stepdown_count[max_tx_size - TX_8X8]++;
@ -2137,7 +2095,7 @@ static void mv_pred(VP9_COMP *cpi, MACROBLOCK *x,
int best_index = 0;
int best_sad = INT_MAX;
int this_sad = INT_MAX;
unsigned int max_mv = 0;
int max_mv = 0;
uint8_t *src_y_ptr = x->plane[0].src.buf;
uint8_t *ref_y_ptr;
@ -3638,7 +3596,7 @@ int64_t vp9_rd_pick_inter_mode_sb(VP9_COMP *cpi, MACROBLOCK *x,
/* keep record of best compound/single-only prediction */
if (!disable_skip && ref_frame != INTRA_FRAME) {
int single_rd, hybrid_rd, single_rate, hybrid_rate;
int64_t single_rd, hybrid_rd, single_rate, hybrid_rate;
if (cm->comp_pred_mode == REFERENCE_MODE_SELECT) {
single_rate = rate2 - compmode_cost;
@ -4389,7 +4347,7 @@ int64_t vp9_rd_pick_inter_mode_sub8x8(VP9_COMP *cpi, MACROBLOCK *x,
/* keep record of best compound/single-only prediction */
if (!disable_skip && ref_frame != INTRA_FRAME) {
int single_rd, hybrid_rd, single_rate, hybrid_rate;
int64_t single_rd, hybrid_rd, single_rate, hybrid_rate;
if (cpi->common.comp_pred_mode == REFERENCE_MODE_SELECT) {
single_rate = rate2 - compmode_cost;