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Diffstat (limited to 'vp10/encoder/rd.c')
-rw-r--r-- | vp10/encoder/rd.c | 673 |
1 files changed, 0 insertions, 673 deletions
diff --git a/vp10/encoder/rd.c b/vp10/encoder/rd.c deleted file mode 100644 index f4fdb2417..000000000 --- a/vp10/encoder/rd.c +++ /dev/null @@ -1,673 +0,0 @@ -/* - * Copyright (c) 2010 The WebM project authors. All Rights Reserved. - * - * Use of this source code is governed by a BSD-style license - * that can be found in the LICENSE file in the root of the source - * tree. An additional intellectual property rights grant can be found - * in the file PATENTS. All contributing project authors may - * be found in the AUTHORS file in the root of the source tree. - */ - -#include <assert.h> -#include <math.h> -#include <stdio.h> - -#include "./vp10_rtcd.h" - -#include "vpx_dsp/vpx_dsp_common.h" -#include "vpx_mem/vpx_mem.h" -#include "vpx_ports/bitops.h" -#include "vpx_ports/mem.h" -#include "vpx_ports/system_state.h" - -#include "vp10/common/common.h" -#include "vp10/common/entropy.h" -#include "vp10/common/entropymode.h" -#include "vp10/common/mvref_common.h" -#include "vp10/common/pred_common.h" -#include "vp10/common/quant_common.h" -#include "vp10/common/reconinter.h" -#include "vp10/common/reconintra.h" -#include "vp10/common/seg_common.h" - -#include "vp10/encoder/cost.h" -#include "vp10/encoder/encodemb.h" -#include "vp10/encoder/encodemv.h" -#include "vp10/encoder/encoder.h" -#include "vp10/encoder/mcomp.h" -#include "vp10/encoder/quantize.h" -#include "vp10/encoder/ratectrl.h" -#include "vp10/encoder/rd.h" -#include "vp10/encoder/tokenize.h" - -#define RD_THRESH_POW 1.25 -#define RD_MULT_EPB_RATIO 64 - -// Factor to weigh the rate for switchable interp filters. -#define SWITCHABLE_INTERP_RATE_FACTOR 1 - -void vp10_rd_cost_reset(RD_COST *rd_cost) { - rd_cost->rate = INT_MAX; - rd_cost->dist = INT64_MAX; - rd_cost->rdcost = INT64_MAX; -} - -void vp10_rd_cost_init(RD_COST *rd_cost) { - rd_cost->rate = 0; - rd_cost->dist = 0; - rd_cost->rdcost = 0; -} - -// The baseline rd thresholds for breaking out of the rd loop for -// certain modes are assumed to be based on 8x8 blocks. -// This table is used to correct for block size. -// The factors here are << 2 (2 = x0.5, 32 = x8 etc). -static const uint8_t rd_thresh_block_size_factor[BLOCK_SIZES] = { - 2, 3, 3, 4, 6, 6, 8, 12, 12, 16, 24, 24, 32 -}; - -static void fill_mode_costs(VP10_COMP *cpi) { - const FRAME_CONTEXT *const fc = cpi->common.fc; - int i, j; - - for (i = 0; i < INTRA_MODES; ++i) - for (j = 0; j < INTRA_MODES; ++j) - vp10_cost_tokens(cpi->y_mode_costs[i][j], vp10_kf_y_mode_prob[i][j], - vp10_intra_mode_tree); - - vp10_cost_tokens(cpi->mbmode_cost, fc->y_mode_prob[1], vp10_intra_mode_tree); - for (i = 0; i < INTRA_MODES; ++i) - vp10_cost_tokens(cpi->intra_uv_mode_cost[i], - fc->uv_mode_prob[i], vp10_intra_mode_tree); - - for (i = 0; i < SWITCHABLE_FILTER_CONTEXTS; ++i) - vp10_cost_tokens(cpi->switchable_interp_costs[i], - fc->switchable_interp_prob[i], vp10_switchable_interp_tree); - - for (i = TX_4X4; i < EXT_TX_SIZES; ++i) { - for (j = 0; j < TX_TYPES; ++j) - vp10_cost_tokens(cpi->intra_tx_type_costs[i][j], - fc->intra_ext_tx_prob[i][j], - vp10_ext_tx_tree); - } - for (i = TX_4X4; i < EXT_TX_SIZES; ++i) { - vp10_cost_tokens(cpi->inter_tx_type_costs[i], - fc->inter_ext_tx_prob[i], - vp10_ext_tx_tree); - } -} - -static void fill_token_costs(vp10_coeff_cost *c, - vp10_coeff_probs_model (*p)[PLANE_TYPES]) { - int i, j, k, l; - TX_SIZE t; - for (t = TX_4X4; t <= TX_32X32; ++t) - for (i = 0; i < PLANE_TYPES; ++i) - for (j = 0; j < REF_TYPES; ++j) - for (k = 0; k < COEF_BANDS; ++k) - for (l = 0; l < BAND_COEFF_CONTEXTS(k); ++l) { - vpx_prob probs[ENTROPY_NODES]; - vp10_model_to_full_probs(p[t][i][j][k][l], probs); - vp10_cost_tokens((int *)c[t][i][j][k][0][l], probs, - vp10_coef_tree); - vp10_cost_tokens_skip((int *)c[t][i][j][k][1][l], probs, - vp10_coef_tree); - assert(c[t][i][j][k][0][l][EOB_TOKEN] == - c[t][i][j][k][1][l][EOB_TOKEN]); - } -} - -// Values are now correlated to quantizer. -static int sad_per_bit16lut_8[QINDEX_RANGE]; -static int sad_per_bit4lut_8[QINDEX_RANGE]; - -#if CONFIG_VP9_HIGHBITDEPTH -static int sad_per_bit16lut_10[QINDEX_RANGE]; -static int sad_per_bit4lut_10[QINDEX_RANGE]; -static int sad_per_bit16lut_12[QINDEX_RANGE]; -static int sad_per_bit4lut_12[QINDEX_RANGE]; -#endif - -static void init_me_luts_bd(int *bit16lut, int *bit4lut, int range, - vpx_bit_depth_t bit_depth) { - int i; - // Initialize the sad lut tables using a formulaic calculation for now. - // This is to make it easier to resolve the impact of experimental changes - // to the quantizer tables. - for (i = 0; i < range; i++) { - const double q = vp10_convert_qindex_to_q(i, bit_depth); - bit16lut[i] = (int)(0.0418 * q + 2.4107); - bit4lut[i] = (int)(0.063 * q + 2.742); - } -} - -void vp10_init_me_luts(void) { - init_me_luts_bd(sad_per_bit16lut_8, sad_per_bit4lut_8, QINDEX_RANGE, - VPX_BITS_8); -#if CONFIG_VP9_HIGHBITDEPTH - init_me_luts_bd(sad_per_bit16lut_10, sad_per_bit4lut_10, QINDEX_RANGE, - VPX_BITS_10); - init_me_luts_bd(sad_per_bit16lut_12, sad_per_bit4lut_12, QINDEX_RANGE, - VPX_BITS_12); -#endif -} - -static const int rd_boost_factor[16] = { - 64, 32, 32, 32, 24, 16, 12, 12, - 8, 8, 4, 4, 2, 2, 1, 0 -}; -static const int rd_frame_type_factor[FRAME_UPDATE_TYPES] = { - 128, 144, 128, 128, 144 -}; - -int vp10_compute_rd_mult(const VP10_COMP *cpi, int qindex) { - const int64_t q = vp10_dc_quant(qindex, 0, cpi->common.bit_depth); -#if CONFIG_VP9_HIGHBITDEPTH - int64_t rdmult = 0; - switch (cpi->common.bit_depth) { - case VPX_BITS_8: - rdmult = 88 * q * q / 24; - break; - case VPX_BITS_10: - rdmult = ROUND_POWER_OF_TWO(88 * q * q / 24, 4); - break; - case VPX_BITS_12: - rdmult = ROUND_POWER_OF_TWO(88 * q * q / 24, 8); - break; - default: - assert(0 && "bit_depth should be VPX_BITS_8, VPX_BITS_10 or VPX_BITS_12"); - return -1; - } -#else - int64_t rdmult = 88 * q * q / 24; -#endif // CONFIG_VP9_HIGHBITDEPTH - if (cpi->oxcf.pass == 2 && (cpi->common.frame_type != KEY_FRAME)) { - const GF_GROUP *const gf_group = &cpi->twopass.gf_group; - const FRAME_UPDATE_TYPE frame_type = gf_group->update_type[gf_group->index]; - const int boost_index = VPXMIN(15, (cpi->rc.gfu_boost / 100)); - - rdmult = (rdmult * rd_frame_type_factor[frame_type]) >> 7; - rdmult += ((rdmult * rd_boost_factor[boost_index]) >> 7); - } - if (rdmult < 1) - rdmult = 1; - return (int)rdmult; -} - -static int compute_rd_thresh_factor(int qindex, vpx_bit_depth_t bit_depth) { - double q; -#if CONFIG_VP9_HIGHBITDEPTH - switch (bit_depth) { - case VPX_BITS_8: - q = vp10_dc_quant(qindex, 0, VPX_BITS_8) / 4.0; - break; - case VPX_BITS_10: - q = vp10_dc_quant(qindex, 0, VPX_BITS_10) / 16.0; - break; - case VPX_BITS_12: - q = vp10_dc_quant(qindex, 0, VPX_BITS_12) / 64.0; - break; - default: - assert(0 && "bit_depth should be VPX_BITS_8, VPX_BITS_10 or VPX_BITS_12"); - return -1; - } -#else - (void) bit_depth; - q = vp10_dc_quant(qindex, 0, VPX_BITS_8) / 4.0; -#endif // CONFIG_VP9_HIGHBITDEPTH - // TODO(debargha): Adjust the function below. - return VPXMAX((int)(pow(q, RD_THRESH_POW) * 5.12), 8); -} - -void vp10_initialize_me_consts(VP10_COMP *cpi, MACROBLOCK *x, int qindex) { -#if CONFIG_VP9_HIGHBITDEPTH - switch (cpi->common.bit_depth) { - case VPX_BITS_8: - x->sadperbit16 = sad_per_bit16lut_8[qindex]; - x->sadperbit4 = sad_per_bit4lut_8[qindex]; - break; - case VPX_BITS_10: - x->sadperbit16 = sad_per_bit16lut_10[qindex]; - x->sadperbit4 = sad_per_bit4lut_10[qindex]; - break; - case VPX_BITS_12: - x->sadperbit16 = sad_per_bit16lut_12[qindex]; - x->sadperbit4 = sad_per_bit4lut_12[qindex]; - break; - default: - assert(0 && "bit_depth should be VPX_BITS_8, VPX_BITS_10 or VPX_BITS_12"); - } -#else - (void)cpi; - x->sadperbit16 = sad_per_bit16lut_8[qindex]; - x->sadperbit4 = sad_per_bit4lut_8[qindex]; -#endif // CONFIG_VP9_HIGHBITDEPTH -} - -static void set_block_thresholds(const VP10_COMMON *cm, RD_OPT *rd) { - int i, bsize, segment_id; - - for (segment_id = 0; segment_id < MAX_SEGMENTS; ++segment_id) { - const int qindex = - clamp(vp10_get_qindex(&cm->seg, segment_id, cm->base_qindex) + - cm->y_dc_delta_q, 0, MAXQ); - const int q = compute_rd_thresh_factor(qindex, cm->bit_depth); - - for (bsize = 0; bsize < BLOCK_SIZES; ++bsize) { - // Threshold here seems unnecessarily harsh but fine given actual - // range of values used for cpi->sf.thresh_mult[]. - const int t = q * rd_thresh_block_size_factor[bsize]; - const int thresh_max = INT_MAX / t; - - if (bsize >= BLOCK_8X8) { - for (i = 0; i < MAX_MODES; ++i) - rd->threshes[segment_id][bsize][i] = - rd->thresh_mult[i] < thresh_max - ? rd->thresh_mult[i] * t / 4 - : INT_MAX; - } else { - for (i = 0; i < MAX_REFS; ++i) - rd->threshes[segment_id][bsize][i] = - rd->thresh_mult_sub8x8[i] < thresh_max - ? rd->thresh_mult_sub8x8[i] * t / 4 - : INT_MAX; - } - } - } -} - -void vp10_initialize_rd_consts(VP10_COMP *cpi) { - VP10_COMMON *const cm = &cpi->common; - MACROBLOCK *const x = &cpi->td.mb; - RD_OPT *const rd = &cpi->rd; - int i; - - vpx_clear_system_state(); - - rd->RDDIV = RDDIV_BITS; // In bits (to multiply D by 128). - rd->RDMULT = vp10_compute_rd_mult(cpi, cm->base_qindex + cm->y_dc_delta_q); - - x->errorperbit = rd->RDMULT / RD_MULT_EPB_RATIO; - x->errorperbit += (x->errorperbit == 0); - - x->select_tx_size = (cpi->sf.tx_size_search_method == USE_LARGESTALL && - cm->frame_type != KEY_FRAME) ? 0 : 1; - - set_block_thresholds(cm, rd); - - fill_token_costs(x->token_costs, cm->fc->coef_probs); - - if (cpi->sf.partition_search_type != VAR_BASED_PARTITION || - cm->frame_type == KEY_FRAME) { - for (i = 0; i < PARTITION_CONTEXTS; ++i) - vp10_cost_tokens(cpi->partition_cost[i], cm->fc->partition_prob[i], - vp10_partition_tree); - } - - fill_mode_costs(cpi); - - if (!frame_is_intra_only(cm)) { - vp10_build_nmv_cost_table(x->nmvjointcost, - cm->allow_high_precision_mv ? x->nmvcost_hp - : x->nmvcost, - &cm->fc->nmvc, cm->allow_high_precision_mv); - - for (i = 0; i < INTER_MODE_CONTEXTS; ++i) - vp10_cost_tokens((int *)cpi->inter_mode_cost[i], - cm->fc->inter_mode_probs[i], vp10_inter_mode_tree); - } -} - -static void model_rd_norm(int xsq_q10, int *r_q10, int *d_q10) { - // NOTE: The tables below must be of the same size. - - // The functions described below are sampled at the four most significant - // bits of x^2 + 8 / 256. - - // Normalized rate: - // This table models the rate for a Laplacian source with given variance - // when quantized with a uniform quantizer with given stepsize. The - // closed form expression is: - // Rn(x) = H(sqrt(r)) + sqrt(r)*[1 + H(r)/(1 - r)], - // where r = exp(-sqrt(2) * x) and x = qpstep / sqrt(variance), - // and H(x) is the binary entropy function. - static const int rate_tab_q10[] = { - 65536, 6086, 5574, 5275, 5063, 4899, 4764, 4651, - 4553, 4389, 4255, 4142, 4044, 3958, 3881, 3811, - 3748, 3635, 3538, 3453, 3376, 3307, 3244, 3186, - 3133, 3037, 2952, 2877, 2809, 2747, 2690, 2638, - 2589, 2501, 2423, 2353, 2290, 2232, 2179, 2130, - 2084, 2001, 1928, 1862, 1802, 1748, 1698, 1651, - 1608, 1530, 1460, 1398, 1342, 1290, 1243, 1199, - 1159, 1086, 1021, 963, 911, 864, 821, 781, - 745, 680, 623, 574, 530, 490, 455, 424, - 395, 345, 304, 269, 239, 213, 190, 171, - 154, 126, 104, 87, 73, 61, 52, 44, - 38, 28, 21, 16, 12, 10, 8, 6, - 5, 3, 2, 1, 1, 1, 0, 0, - }; - // Normalized distortion: - // This table models the normalized distortion for a Laplacian source - // with given variance when quantized with a uniform quantizer - // with given stepsize. The closed form expression is: - // Dn(x) = 1 - 1/sqrt(2) * x / sinh(x/sqrt(2)) - // where x = qpstep / sqrt(variance). - // Note the actual distortion is Dn * variance. - static const int dist_tab_q10[] = { - 0, 0, 1, 1, 1, 2, 2, 2, - 3, 3, 4, 5, 5, 6, 7, 7, - 8, 9, 11, 12, 13, 15, 16, 17, - 18, 21, 24, 26, 29, 31, 34, 36, - 39, 44, 49, 54, 59, 64, 69, 73, - 78, 88, 97, 106, 115, 124, 133, 142, - 151, 167, 184, 200, 215, 231, 245, 260, - 274, 301, 327, 351, 375, 397, 418, 439, - 458, 495, 528, 559, 587, 613, 637, 659, - 680, 717, 749, 777, 801, 823, 842, 859, - 874, 899, 919, 936, 949, 960, 969, 977, - 983, 994, 1001, 1006, 1010, 1013, 1015, 1017, - 1018, 1020, 1022, 1022, 1023, 1023, 1023, 1024, - }; - static const int xsq_iq_q10[] = { - 0, 4, 8, 12, 16, 20, 24, 28, - 32, 40, 48, 56, 64, 72, 80, 88, - 96, 112, 128, 144, 160, 176, 192, 208, - 224, 256, 288, 320, 352, 384, 416, 448, - 480, 544, 608, 672, 736, 800, 864, 928, - 992, 1120, 1248, 1376, 1504, 1632, 1760, 1888, - 2016, 2272, 2528, 2784, 3040, 3296, 3552, 3808, - 4064, 4576, 5088, 5600, 6112, 6624, 7136, 7648, - 8160, 9184, 10208, 11232, 12256, 13280, 14304, 15328, - 16352, 18400, 20448, 22496, 24544, 26592, 28640, 30688, - 32736, 36832, 40928, 45024, 49120, 53216, 57312, 61408, - 65504, 73696, 81888, 90080, 98272, 106464, 114656, 122848, - 131040, 147424, 163808, 180192, 196576, 212960, 229344, 245728, - }; - const int tmp = (xsq_q10 >> 2) + 8; - const int k = get_msb(tmp) - 3; - const int xq = (k << 3) + ((tmp >> k) & 0x7); - const int one_q10 = 1 << 10; - const int a_q10 = ((xsq_q10 - xsq_iq_q10[xq]) << 10) >> (2 + k); - const int b_q10 = one_q10 - a_q10; - *r_q10 = (rate_tab_q10[xq] * b_q10 + rate_tab_q10[xq + 1] * a_q10) >> 10; - *d_q10 = (dist_tab_q10[xq] * b_q10 + dist_tab_q10[xq + 1] * a_q10) >> 10; -} - -void vp10_model_rd_from_var_lapndz(unsigned int var, unsigned int n_log2, - unsigned int qstep, int *rate, - int64_t *dist) { - // This function models the rate and distortion for a Laplacian - // source with given variance when quantized with a uniform quantizer - // with given stepsize. The closed form expressions are in: - // Hang and Chen, "Source Model for transform video coder and its - // application - Part I: Fundamental Theory", IEEE Trans. Circ. - // Sys. for Video Tech., April 1997. - if (var == 0) { - *rate = 0; - *dist = 0; - } else { - int d_q10, r_q10; - static const uint32_t MAX_XSQ_Q10 = 245727; - const uint64_t xsq_q10_64 = - (((uint64_t)qstep * qstep << (n_log2 + 10)) + (var >> 1)) / var; - const int xsq_q10 = (int)VPXMIN(xsq_q10_64, MAX_XSQ_Q10); - model_rd_norm(xsq_q10, &r_q10, &d_q10); - *rate = ((r_q10 << n_log2) + 2) >> 2; - *dist = (var * (int64_t)d_q10 + 512) >> 10; - } -} - -void vp10_get_entropy_contexts(BLOCK_SIZE bsize, TX_SIZE tx_size, - const struct macroblockd_plane *pd, - ENTROPY_CONTEXT t_above[16], - ENTROPY_CONTEXT t_left[16]) { - const BLOCK_SIZE plane_bsize = get_plane_block_size(bsize, pd); - const int num_4x4_w = num_4x4_blocks_wide_lookup[plane_bsize]; - const int num_4x4_h = num_4x4_blocks_high_lookup[plane_bsize]; - const ENTROPY_CONTEXT *const above = pd->above_context; - const ENTROPY_CONTEXT *const left = pd->left_context; - - int i; - switch (tx_size) { - case TX_4X4: - memcpy(t_above, above, sizeof(ENTROPY_CONTEXT) * num_4x4_w); - memcpy(t_left, left, sizeof(ENTROPY_CONTEXT) * num_4x4_h); - break; - case TX_8X8: - for (i = 0; i < num_4x4_w; i += 2) - t_above[i] = !!*(const uint16_t *)&above[i]; - for (i = 0; i < num_4x4_h; i += 2) - t_left[i] = !!*(const uint16_t *)&left[i]; - break; - case TX_16X16: - for (i = 0; i < num_4x4_w; i += 4) - t_above[i] = !!*(const uint32_t *)&above[i]; - for (i = 0; i < num_4x4_h; i += 4) - t_left[i] = !!*(const uint32_t *)&left[i]; - break; - case TX_32X32: - for (i = 0; i < num_4x4_w; i += 8) - t_above[i] = !!*(const uint64_t *)&above[i]; - for (i = 0; i < num_4x4_h; i += 8) - t_left[i] = !!*(const uint64_t *)&left[i]; - break; - default: - assert(0 && "Invalid transform size."); - break; - } -} - -void vp10_mv_pred(VP10_COMP *cpi, MACROBLOCK *x, - uint8_t *ref_y_buffer, int ref_y_stride, - int ref_frame, BLOCK_SIZE block_size) { - int i; - int zero_seen = 0; - int best_index = 0; - int best_sad = INT_MAX; - int this_sad = INT_MAX; - int max_mv = 0; - int near_same_nearest; - uint8_t *src_y_ptr = x->plane[0].src.buf; - uint8_t *ref_y_ptr; - const int num_mv_refs = MAX_MV_REF_CANDIDATES + - (cpi->sf.adaptive_motion_search && - block_size < x->max_partition_size); - - MV pred_mv[3]; - pred_mv[0] = x->mbmi_ext->ref_mvs[ref_frame][0].as_mv; - pred_mv[1] = x->mbmi_ext->ref_mvs[ref_frame][1].as_mv; - pred_mv[2] = x->pred_mv[ref_frame]; - assert(num_mv_refs <= (int)(sizeof(pred_mv) / sizeof(pred_mv[0]))); - - near_same_nearest = - x->mbmi_ext->ref_mvs[ref_frame][0].as_int == - x->mbmi_ext->ref_mvs[ref_frame][1].as_int; - // Get the sad for each candidate reference mv. - for (i = 0; i < num_mv_refs; ++i) { - const MV *this_mv = &pred_mv[i]; - int fp_row, fp_col; - - if (i == 1 && near_same_nearest) - continue; - fp_row = (this_mv->row + 3 + (this_mv->row >= 0)) >> 3; - fp_col = (this_mv->col + 3 + (this_mv->col >= 0)) >> 3; - max_mv = VPXMAX(max_mv, VPXMAX(abs(this_mv->row), abs(this_mv->col)) >> 3); - - if (fp_row ==0 && fp_col == 0 && zero_seen) - continue; - zero_seen |= (fp_row ==0 && fp_col == 0); - - ref_y_ptr =&ref_y_buffer[ref_y_stride * fp_row + fp_col]; - // Find sad for current vector. - this_sad = cpi->fn_ptr[block_size].sdf(src_y_ptr, x->plane[0].src.stride, - ref_y_ptr, ref_y_stride); - // Note if it is the best so far. - if (this_sad < best_sad) { - best_sad = this_sad; - best_index = i; - } - } - - // Note the index of the mv that worked best in the reference list. - x->mv_best_ref_index[ref_frame] = best_index; - x->max_mv_context[ref_frame] = max_mv; - x->pred_mv_sad[ref_frame] = best_sad; -} - -void vp10_setup_pred_block(const MACROBLOCKD *xd, - struct buf_2d dst[MAX_MB_PLANE], - const YV12_BUFFER_CONFIG *src, - int mi_row, int mi_col, - const struct scale_factors *scale, - const struct scale_factors *scale_uv) { - int i; - - dst[0].buf = src->y_buffer; - dst[0].stride = src->y_stride; - dst[1].buf = src->u_buffer; - dst[2].buf = src->v_buffer; - dst[1].stride = dst[2].stride = src->uv_stride; - - for (i = 0; i < MAX_MB_PLANE; ++i) { - setup_pred_plane(dst + i, dst[i].buf, dst[i].stride, mi_row, mi_col, - i ? scale_uv : scale, - xd->plane[i].subsampling_x, xd->plane[i].subsampling_y); - } -} - -int vp10_raster_block_offset(BLOCK_SIZE plane_bsize, - int raster_block, int stride) { - const int bw = b_width_log2_lookup[plane_bsize]; - const int y = 4 * (raster_block >> bw); - const int x = 4 * (raster_block & ((1 << bw) - 1)); - return y * stride + x; -} - -int16_t* vp10_raster_block_offset_int16(BLOCK_SIZE plane_bsize, - int raster_block, int16_t *base) { - const int stride = 4 * num_4x4_blocks_wide_lookup[plane_bsize]; - return base + vp10_raster_block_offset(plane_bsize, raster_block, stride); -} - -YV12_BUFFER_CONFIG *vp10_get_scaled_ref_frame(const VP10_COMP *cpi, - int ref_frame) { - const VP10_COMMON *const cm = &cpi->common; - const int scaled_idx = cpi->scaled_ref_idx[ref_frame - 1]; - const int ref_idx = get_ref_frame_buf_idx(cpi, ref_frame); - return - (scaled_idx != ref_idx && scaled_idx != INVALID_IDX) ? - &cm->buffer_pool->frame_bufs[scaled_idx].buf : NULL; -} - -int vp10_get_switchable_rate(const VP10_COMP *cpi, - const MACROBLOCKD *const xd) { - const MB_MODE_INFO *const mbmi = &xd->mi[0]->mbmi; - const int ctx = vp10_get_pred_context_switchable_interp(xd); - return SWITCHABLE_INTERP_RATE_FACTOR * - cpi->switchable_interp_costs[ctx][mbmi->interp_filter]; -} - -void vp10_set_rd_speed_thresholds(VP10_COMP *cpi) { - int i; - RD_OPT *const rd = &cpi->rd; - SPEED_FEATURES *const sf = &cpi->sf; - - // Set baseline threshold values. - for (i = 0; i < MAX_MODES; ++i) - rd->thresh_mult[i] = cpi->oxcf.mode == BEST ? -500 : 0; - - if (sf->adaptive_rd_thresh) { - rd->thresh_mult[THR_NEARESTMV] = 300; - rd->thresh_mult[THR_NEARESTG] = 300; - rd->thresh_mult[THR_NEARESTA] = 300; - } else { - rd->thresh_mult[THR_NEARESTMV] = 0; - rd->thresh_mult[THR_NEARESTG] = 0; - rd->thresh_mult[THR_NEARESTA] = 0; - } - - rd->thresh_mult[THR_DC] += 1000; - - rd->thresh_mult[THR_NEWMV] += 1000; - rd->thresh_mult[THR_NEWA] += 1000; - rd->thresh_mult[THR_NEWG] += 1000; - - rd->thresh_mult[THR_NEARMV] += 1000; - rd->thresh_mult[THR_NEARA] += 1000; - rd->thresh_mult[THR_COMP_NEARESTLA] += 1000; - rd->thresh_mult[THR_COMP_NEARESTGA] += 1000; - - rd->thresh_mult[THR_TM] += 1000; - - rd->thresh_mult[THR_COMP_NEARLA] += 1500; - rd->thresh_mult[THR_COMP_NEWLA] += 2000; - rd->thresh_mult[THR_NEARG] += 1000; - rd->thresh_mult[THR_COMP_NEARGA] += 1500; - rd->thresh_mult[THR_COMP_NEWGA] += 2000; - - rd->thresh_mult[THR_ZEROMV] += 2000; - rd->thresh_mult[THR_ZEROG] += 2000; - rd->thresh_mult[THR_ZEROA] += 2000; - rd->thresh_mult[THR_COMP_ZEROLA] += 2500; - rd->thresh_mult[THR_COMP_ZEROGA] += 2500; - - rd->thresh_mult[THR_H_PRED] += 2000; - rd->thresh_mult[THR_V_PRED] += 2000; - rd->thresh_mult[THR_D45_PRED ] += 2500; - rd->thresh_mult[THR_D135_PRED] += 2500; - rd->thresh_mult[THR_D117_PRED] += 2500; - rd->thresh_mult[THR_D153_PRED] += 2500; - rd->thresh_mult[THR_D207_PRED] += 2500; - rd->thresh_mult[THR_D63_PRED] += 2500; -} - -void vp10_set_rd_speed_thresholds_sub8x8(VP10_COMP *cpi) { - static const int thresh_mult[2][MAX_REFS] = - {{2500, 2500, 2500, 4500, 4500, 2500}, - {2000, 2000, 2000, 4000, 4000, 2000}}; - RD_OPT *const rd = &cpi->rd; - const int idx = cpi->oxcf.mode == BEST; - memcpy(rd->thresh_mult_sub8x8, thresh_mult[idx], sizeof(thresh_mult[idx])); -} - -void vp10_update_rd_thresh_fact(int (*factor_buf)[MAX_MODES], int rd_thresh, - int bsize, int best_mode_index) { - if (rd_thresh > 0) { - const int top_mode = bsize < BLOCK_8X8 ? MAX_REFS : MAX_MODES; - int mode; - for (mode = 0; mode < top_mode; ++mode) { - const BLOCK_SIZE min_size = VPXMAX(bsize - 1, BLOCK_4X4); - const BLOCK_SIZE max_size = VPXMIN(bsize + 2, BLOCK_64X64); - BLOCK_SIZE bs; - for (bs = min_size; bs <= max_size; ++bs) { - int *const fact = &factor_buf[bs][mode]; - if (mode == best_mode_index) { - *fact -= (*fact >> 4); - } else { - *fact = VPXMIN(*fact + RD_THRESH_INC, rd_thresh * RD_THRESH_MAX_FACT); - } - } - } - } -} - -int vp10_get_intra_cost_penalty(int qindex, int qdelta, - vpx_bit_depth_t bit_depth) { - const int q = vp10_dc_quant(qindex, qdelta, bit_depth); -#if CONFIG_VP9_HIGHBITDEPTH - switch (bit_depth) { - case VPX_BITS_8: - return 20 * q; - case VPX_BITS_10: - return 5 * q; - case VPX_BITS_12: - return ROUND_POWER_OF_TWO(5 * q, 2); - default: - assert(0 && "bit_depth should be VPX_BITS_8, VPX_BITS_10 or VPX_BITS_12"); - return -1; - } -#else - return 20 * q; -#endif // CONFIG_VP9_HIGHBITDEPTH -} - |