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Cleaning up vp9_rdopt.c. 

Change-Id: I5200bf68b43578eaadc4ea47b37f2633fa96d7bd
This commit is contained in:
Dmitry Kovalev 2014-01-14 17:46:14 -08:00
Родитель f13b3d1e08
Коммит 70fe826d26
1 изменённых файлов: 42 добавлений и 50 удалений
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92
vp9/encoder/vp9_rdopt.c
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@ -134,27 +134,27 @@ static int16_t* raster_block_offset_int16(BLOCK_SIZE plane_bsize,
return base + raster_block_offset(plane_bsize, raster_block, stride);
}
static void fill_mode_costs(VP9_COMP *c) {
VP9_COMMON *const cm = &c->common;
static void fill_mode_costs(VP9_COMP *cpi) {
VP9_COMMON *const cm = &cpi->common;
MACROBLOCK *const x = &cpi->mb;
FRAME_CONTEXT *const fc = &cm->fc;
int i, j;
for (i = 0; i < INTRA_MODES; i++)
for (j = 0; j < INTRA_MODES; j++)
vp9_cost_tokens((int *)c->mb.y_mode_costs[i][j], vp9_kf_y_mode_prob[i][j],
vp9_cost_tokens((int *)x->y_mode_costs[i][j], vp9_kf_y_mode_prob[i][j],
vp9_intra_mode_tree);
// TODO(rbultje) separate tables for superblock costing?
vp9_cost_tokens(c->mb.mbmode_cost, cm->fc.y_mode_prob[1],
vp9_intra_mode_tree);
vp9_cost_tokens(c->mb.intra_uv_mode_cost[1],
cm->fc.uv_mode_prob[INTRA_MODES - 1], vp9_intra_mode_tree);
vp9_cost_tokens(c->mb.intra_uv_mode_cost[0],
vp9_kf_uv_mode_prob[INTRA_MODES - 1],
vp9_intra_mode_tree);
vp9_cost_tokens(x->mbmode_cost, fc->y_mode_prob[1], vp9_intra_mode_tree);
vp9_cost_tokens(x->intra_uv_mode_cost[1],
fc->uv_mode_prob[INTRA_MODES - 1], vp9_intra_mode_tree);
vp9_cost_tokens(x->intra_uv_mode_cost[0],
vp9_kf_uv_mode_prob[INTRA_MODES - 1], vp9_intra_mode_tree);
for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i)
vp9_cost_tokens((int *)c->mb.switchable_interp_costs[i],
cm->fc.switchable_interp_prob[i],
vp9_cost_tokens((int *)x->switchable_interp_costs[i],
fc->switchable_interp_prob[i],
vp9_switchable_interp_tree);
}
@ -198,9 +198,9 @@ void vp9_init_me_luts() {
// This is to make it easier to resolve the impact of experimental changes
// to the quantizer tables.
for (i = 0; i < QINDEX_RANGE; i++) {
sad_per_bit16lut[i] =
(int)((0.0418 * vp9_convert_qindex_to_q(i)) + 2.4107);
sad_per_bit4lut[i] = (int)(0.063 * vp9_convert_qindex_to_q(i) + 2.742);
const double q = vp9_convert_qindex_to_q(i);
sad_per_bit16lut[i] = (int)(0.0418 * q + 2.4107);
sad_per_bit4lut[i] = (int)(0.063 * q + 2.742);
}
}
@ -234,36 +234,30 @@ void vp9_initialize_me_consts(VP9_COMP *cpi, int qindex) {
static void set_block_thresholds(VP9_COMP *cpi) {
int i, bsize, segment_id;
VP9_COMMON *cm = &cpi->common;
SPEED_FEATURES *sf = &cpi->sf;
for (segment_id = 0; segment_id < MAX_SEGMENTS; ++segment_id) {
int q;
int segment_qindex = vp9_get_qindex(&cm->seg, segment_id, cm->base_qindex);
segment_qindex = clamp(segment_qindex + cm->y_dc_delta_q, 0, MAXQ);
q = compute_rd_thresh_factor(segment_qindex);
const int qindex = clamp(vp9_get_qindex(&cm->seg, segment_id,
cm->base_qindex) + cm->y_dc_delta_q,
0, MAXQ);
const int q = compute_rd_thresh_factor(qindex);
for (bsize = 0; bsize < BLOCK_SIZES; ++bsize) {
// Threshold here seem unecessarily harsh but fine given actual
// range of values used for cpi->sf.thresh_mult[]
int thresh_max = INT_MAX / (q * rd_thresh_block_size_factor[bsize]);
const int t = q * rd_thresh_block_size_factor[bsize];
const int thresh_max = INT_MAX / t;
for (i = 0; i < MAX_MODES; ++i) {
if (cpi->sf.thresh_mult[i] < thresh_max) {
cpi->rd_threshes[segment_id][bsize][i] =
cpi->sf.thresh_mult[i] * q *
rd_thresh_block_size_factor[bsize] / 4;
} else {
cpi->rd_threshes[segment_id][bsize][i] = INT_MAX;
}
}
for (i = 0; i < MAX_MODES; ++i)
cpi->rd_threshes[segment_id][bsize][i] =
sf->thresh_mult[i] < thresh_max ? sf->thresh_mult[i] * t / 4
: INT_MAX;
for (i = 0; i < MAX_REFS; ++i) {
if (cpi->sf.thresh_mult_sub8x8[i] < thresh_max) {
cpi->rd_thresh_sub8x8[segment_id][bsize][i] =
cpi->sf.thresh_mult_sub8x8[i] * q *
rd_thresh_block_size_factor[bsize] / 4;
} else {
cpi->rd_thresh_sub8x8[segment_id][bsize][i] = INT_MAX;
}
cpi->rd_thresh_sub8x8[segment_id][bsize][i] =
sf->thresh_mult_sub8x8[i] < thresh_max
? sf->thresh_mult_sub8x8[i] * t / 4
: INT_MAX;
}
}
}
@ -271,6 +265,7 @@ static void set_block_thresholds(VP9_COMP *cpi) {
void vp9_initialize_rd_consts(VP9_COMP *cpi) {
VP9_COMMON *cm = &cpi->common;
MACROBLOCK *x = &cpi->mb;
int qindex, i;
vp9_clear_system_state(); // __asm emms;
@ -284,35 +279,32 @@ void vp9_initialize_rd_consts(VP9_COMP *cpi) {
cpi->RDDIV = RDDIV_BITS; // in bits (to multiply D by 128)
cpi->RDMULT = vp9_compute_rd_mult(cpi, qindex);
cpi->mb.errorperbit = cpi->RDMULT / RD_MULT_EPB_RATIO;
cpi->mb.errorperbit += (cpi->mb.errorperbit == 0);
x->errorperbit = cpi->RDMULT / RD_MULT_EPB_RATIO + (x->errorperbit == 0);
vp9_set_speed_features(cpi);
cpi->mb.select_txfm_size = (cpi->sf.tx_size_search_method == USE_LARGESTALL &&
cm->frame_type != KEY_FRAME) ?
0 : 1;
x->select_txfm_size = (cpi->sf.tx_size_search_method == USE_LARGESTALL &&
cm->frame_type != KEY_FRAME) ? 0 : 1;
set_block_thresholds(cpi);
fill_token_costs(cpi->mb.token_costs, cm->fc.coef_probs);
fill_token_costs(x->token_costs, cm->fc.coef_probs);
for (i = 0; i < PARTITION_CONTEXTS; i++)
vp9_cost_tokens(cpi->mb.partition_cost[i], get_partition_probs(cm, i),
vp9_cost_tokens(x->partition_cost[i], get_partition_probs(cm, i),
vp9_partition_tree);
/*rough estimate for costing*/
fill_mode_costs(cpi);
if (!frame_is_intra_only(cm)) {
vp9_build_nmv_cost_table(
cpi->mb.nmvjointcost,
cm->allow_high_precision_mv ? cpi->mb.nmvcost_hp : cpi->mb.nmvcost,
&cm->fc.nmvc,
cm->allow_high_precision_mv, 1, 1);
vp9_build_nmv_cost_table(x->nmvjointcost,
cm->allow_high_precision_mv ? x->nmvcost_hp
: x->nmvcost,
&cm->fc.nmvc,
cm->allow_high_precision_mv, 1, 1);
for (i = 0; i < INTER_MODE_CONTEXTS; ++i)
vp9_cost_tokens((int *)cpi->mb.inter_mode_cost[i],
vp9_cost_tokens((int *)x->inter_mode_cost[i],
cm->fc.inter_mode_probs[i], vp9_inter_mode_tree);
}
}