From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001 From: "Matt A. Tobin" Date: Fri, 2 Feb 2018 04:16:08 -0500 Subject: Add m-esr52 at 52.6.0 --- media/libvpx/vp8/encoder/rdopt.c | 2644 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 2644 insertions(+) create mode 100644 media/libvpx/vp8/encoder/rdopt.c (limited to 'media/libvpx/vp8/encoder/rdopt.c') diff --git a/media/libvpx/vp8/encoder/rdopt.c b/media/libvpx/vp8/encoder/rdopt.c new file mode 100644 index 000000000..17194f0d4 --- /dev/null +++ b/media/libvpx/vp8/encoder/rdopt.c @@ -0,0 +1,2644 @@ +/* + * 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 +#include +#include +#include +#include "vpx_config.h" +#include "vp8_rtcd.h" +#include "./vpx_dsp_rtcd.h" +#include "tokenize.h" +#include "treewriter.h" +#include "onyx_int.h" +#include "modecosts.h" +#include "encodeintra.h" +#include "pickinter.h" +#include "vp8/common/entropymode.h" +#include "vp8/common/reconinter.h" +#include "vp8/common/reconintra4x4.h" +#include "vp8/common/findnearmv.h" +#include "vp8/common/quant_common.h" +#include "encodemb.h" +#include "quantize.h" +#include "vp8/common/variance.h" +#include "mcomp.h" +#include "rdopt.h" +#include "vpx_mem/vpx_mem.h" +#include "vp8/common/systemdependent.h" +#if CONFIG_TEMPORAL_DENOISING +#include "denoising.h" +#endif +extern void vp8_update_zbin_extra(VP8_COMP *cpi, MACROBLOCK *x); + +#define MAXF(a,b) (((a) > (b)) ? (a) : (b)) + +typedef struct rate_distortion_struct +{ + int rate2; + int rate_y; + int rate_uv; + int distortion2; + int distortion_uv; +} RATE_DISTORTION; + +typedef struct best_mode_struct +{ + int yrd; + int rd; + int intra_rd; + MB_MODE_INFO mbmode; + union b_mode_info bmodes[16]; + PARTITION_INFO partition; +} BEST_MODE; + +static const int auto_speed_thresh[17] = +{ + 1000, + 200, + 150, + 130, + 150, + 125, + 120, + 115, + 115, + 115, + 115, + 115, + 115, + 115, + 115, + 115, + 105 +}; + +const MB_PREDICTION_MODE vp8_mode_order[MAX_MODES] = +{ + ZEROMV, + DC_PRED, + + NEARESTMV, + NEARMV, + + ZEROMV, + NEARESTMV, + + ZEROMV, + NEARESTMV, + + NEARMV, + NEARMV, + + V_PRED, + H_PRED, + TM_PRED, + + NEWMV, + NEWMV, + NEWMV, + + SPLITMV, + SPLITMV, + SPLITMV, + + B_PRED, +}; + +/* This table determines the search order in reference frame priority order, + * which may not necessarily match INTRA,LAST,GOLDEN,ARF + */ +const int vp8_ref_frame_order[MAX_MODES] = +{ + 1, + 0, + + 1, + 1, + + 2, + 2, + + 3, + 3, + + 2, + 3, + + 0, + 0, + 0, + + 1, + 2, + 3, + + 1, + 2, + 3, + + 0, +}; + +static void fill_token_costs( + int c[BLOCK_TYPES][COEF_BANDS][PREV_COEF_CONTEXTS][MAX_ENTROPY_TOKENS], + const vp8_prob p[BLOCK_TYPES][COEF_BANDS][PREV_COEF_CONTEXTS][ENTROPY_NODES] +) +{ + int i, j, k; + + + for (i = 0; i < BLOCK_TYPES; i++) + for (j = 0; j < COEF_BANDS; j++) + for (k = 0; k < PREV_COEF_CONTEXTS; k++) + + /* check for pt=0 and band > 1 if block type 0 + * and 0 if blocktype 1 + */ + if (k == 0 && j > (i == 0)) + vp8_cost_tokens2(c[i][j][k], p [i][j][k], vp8_coef_tree, 2); + else + vp8_cost_tokens(c[i][j][k], p [i][j][k], vp8_coef_tree); +} + +static const int rd_iifactor[32] = +{ + 4, 4, 3, 2, 1, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0 +}; + +/* values are now correlated to quantizer */ +static const int sad_per_bit16lut[QINDEX_RANGE] = +{ + 2, 2, 2, 2, 2, 2, 2, 2, + 2, 2, 2, 2, 2, 2, 2, 2, + 3, 3, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 3, 3, 3, 4, 4, + 4, 4, 4, 4, 4, 4, 4, 4, + 4, 4, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, + 6, 6, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 8, 8, + 8, 8, 8, 8, 8, 8, 8, 8, + 8, 8, 9, 9, 9, 9, 9, 9, + 9, 9, 9, 9, 9, 9, 10, 10, + 10, 10, 10, 10, 10, 10, 11, 11, + 11, 11, 11, 11, 12, 12, 12, 12, + 12, 12, 13, 13, 13, 13, 14, 14 +}; +static const int sad_per_bit4lut[QINDEX_RANGE] = +{ + 2, 2, 2, 2, 2, 2, 3, 3, + 3, 3, 3, 3, 3, 3, 3, 3, + 3, 3, 3, 3, 4, 4, 4, 4, + 4, 4, 4, 4, 4, 4, 5, 5, + 5, 5, 5, 5, 6, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, + 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 8, 8, 8, + 8, 8, 9, 9, 9, 9, 9, 9, + 10, 10, 10, 10, 10, 10, 10, 10, + 11, 11, 11, 11, 11, 11, 11, 11, + 12, 12, 12, 12, 12, 12, 12, 12, + 13, 13, 13, 13, 13, 13, 13, 14, + 14, 14, 14, 14, 15, 15, 15, 15, + 16, 16, 16, 16, 17, 17, 17, 18, + 18, 18, 19, 19, 19, 20, 20, 20, +}; + +void vp8cx_initialize_me_consts(VP8_COMP *cpi, int QIndex) +{ + cpi->mb.sadperbit16 = sad_per_bit16lut[QIndex]; + cpi->mb.sadperbit4 = sad_per_bit4lut[QIndex]; +} + +void vp8_initialize_rd_consts(VP8_COMP *cpi, MACROBLOCK *x, int Qvalue) +{ + int q; + int i; + double capped_q = (Qvalue < 160) ? (double)Qvalue : 160.0; + double rdconst = 2.80; + + vp8_clear_system_state(); + + /* Further tests required to see if optimum is different + * for key frames, golden frames and arf frames. + */ + cpi->RDMULT = (int)(rdconst * (capped_q * capped_q)); + + /* Extend rate multiplier along side quantizer zbin increases */ + if (cpi->mb.zbin_over_quant > 0) + { + double oq_factor; + double modq; + + /* Experimental code using the same basic equation as used for Q above + * The units of cpi->mb.zbin_over_quant are 1/128 of Q bin size + */ + oq_factor = 1.0 + ((double)0.0015625 * cpi->mb.zbin_over_quant); + modq = (int)((double)capped_q * oq_factor); + cpi->RDMULT = (int)(rdconst * (modq * modq)); + } + + if (cpi->pass == 2 && (cpi->common.frame_type != KEY_FRAME)) + { + if (cpi->twopass.next_iiratio > 31) + cpi->RDMULT += (cpi->RDMULT * rd_iifactor[31]) >> 4; + else + cpi->RDMULT += + (cpi->RDMULT * rd_iifactor[cpi->twopass.next_iiratio]) >> 4; + } + + cpi->mb.errorperbit = (cpi->RDMULT / 110); + cpi->mb.errorperbit += (cpi->mb.errorperbit==0); + + vp8_set_speed_features(cpi); + + for (i = 0; i < MAX_MODES; i++) + { + x->mode_test_hit_counts[i] = 0; + } + + q = (int)pow(Qvalue, 1.25); + + if (q < 8) + q = 8; + + if (cpi->RDMULT > 1000) + { + cpi->RDDIV = 1; + cpi->RDMULT /= 100; + + for (i = 0; i < MAX_MODES; i++) + { + if (cpi->sf.thresh_mult[i] < INT_MAX) + { + x->rd_threshes[i] = cpi->sf.thresh_mult[i] * q / 100; + } + else + { + x->rd_threshes[i] = INT_MAX; + } + + cpi->rd_baseline_thresh[i] = x->rd_threshes[i]; + } + } + else + { + cpi->RDDIV = 100; + + for (i = 0; i < MAX_MODES; i++) + { + if (cpi->sf.thresh_mult[i] < (INT_MAX / q)) + { + x->rd_threshes[i] = cpi->sf.thresh_mult[i] * q; + } + else + { + x->rd_threshes[i] = INT_MAX; + } + + cpi->rd_baseline_thresh[i] = x->rd_threshes[i]; + } + } + + { + /* build token cost array for the type of frame we have now */ + FRAME_CONTEXT *l = &cpi->lfc_n; + + if(cpi->common.refresh_alt_ref_frame) + l = &cpi->lfc_a; + else if(cpi->common.refresh_golden_frame) + l = &cpi->lfc_g; + + fill_token_costs( + cpi->mb.token_costs, + (const vp8_prob( *)[8][3][11]) l->coef_probs + ); + /* + fill_token_costs( + cpi->mb.token_costs, + (const vp8_prob( *)[8][3][11]) cpi->common.fc.coef_probs); + */ + + + /* TODO make these mode costs depend on last,alt or gold too. (jbb) */ + vp8_init_mode_costs(cpi); + } + +} + +void vp8_auto_select_speed(VP8_COMP *cpi) +{ + int milliseconds_for_compress = (int)(1000000 / cpi->framerate); + + milliseconds_for_compress = milliseconds_for_compress * (16 - cpi->oxcf.cpu_used) / 16; + +#if 0 + + if (0) + { + FILE *f; + + f = fopen("speed.stt", "a"); + fprintf(f, " %8ld %10ld %10ld %10ld\n", + cpi->common.current_video_frame, cpi->Speed, milliseconds_for_compress, cpi->avg_pick_mode_time); + fclose(f); + } + +#endif + + if (cpi->avg_pick_mode_time < milliseconds_for_compress && (cpi->avg_encode_time - cpi->avg_pick_mode_time) < milliseconds_for_compress) + { + if (cpi->avg_pick_mode_time == 0) + { + cpi->Speed = 4; + } + else + { + if (milliseconds_for_compress * 100 < cpi->avg_encode_time * 95) + { + cpi->Speed += 2; + cpi->avg_pick_mode_time = 0; + cpi->avg_encode_time = 0; + + if (cpi->Speed > 16) + { + cpi->Speed = 16; + } + } + + if (milliseconds_for_compress * 100 > cpi->avg_encode_time * auto_speed_thresh[cpi->Speed]) + { + cpi->Speed -= 1; + cpi->avg_pick_mode_time = 0; + cpi->avg_encode_time = 0; + + /* In real-time mode, cpi->speed is in [4, 16]. */ + if (cpi->Speed < 4) + { + cpi->Speed = 4; + } + } + } + } + else + { + cpi->Speed += 4; + + if (cpi->Speed > 16) + cpi->Speed = 16; + + + cpi->avg_pick_mode_time = 0; + cpi->avg_encode_time = 0; + } +} + +int vp8_block_error_c(short *coeff, short *dqcoeff) +{ + int i; + int error = 0; + + for (i = 0; i < 16; i++) + { + int this_diff = coeff[i] - dqcoeff[i]; + error += this_diff * this_diff; + } + + return error; +} + +int vp8_mbblock_error_c(MACROBLOCK *mb, int dc) +{ + BLOCK *be; + BLOCKD *bd; + int i, j; + int berror, error = 0; + + for (i = 0; i < 16; i++) + { + be = &mb->block[i]; + bd = &mb->e_mbd.block[i]; + + berror = 0; + + for (j = dc; j < 16; j++) + { + int this_diff = be->coeff[j] - bd->dqcoeff[j]; + berror += this_diff * this_diff; + } + + error += berror; + } + + return error; +} + +int vp8_mbuverror_c(MACROBLOCK *mb) +{ + + BLOCK *be; + BLOCKD *bd; + + + int i; + int error = 0; + + for (i = 16; i < 24; i++) + { + be = &mb->block[i]; + bd = &mb->e_mbd.block[i]; + + error += vp8_block_error_c(be->coeff, bd->dqcoeff); + } + + return error; +} + +int VP8_UVSSE(MACROBLOCK *x) +{ + unsigned char *uptr, *vptr; + unsigned char *upred_ptr = (*(x->block[16].base_src) + x->block[16].src); + unsigned char *vpred_ptr = (*(x->block[20].base_src) + x->block[20].src); + int uv_stride = x->block[16].src_stride; + + unsigned int sse1 = 0; + unsigned int sse2 = 0; + int mv_row = x->e_mbd.mode_info_context->mbmi.mv.as_mv.row; + int mv_col = x->e_mbd.mode_info_context->mbmi.mv.as_mv.col; + int offset; + int pre_stride = x->e_mbd.pre.uv_stride; + + if (mv_row < 0) + mv_row -= 1; + else + mv_row += 1; + + if (mv_col < 0) + mv_col -= 1; + else + mv_col += 1; + + mv_row /= 2; + mv_col /= 2; + + offset = (mv_row >> 3) * pre_stride + (mv_col >> 3); + uptr = x->e_mbd.pre.u_buffer + offset; + vptr = x->e_mbd.pre.v_buffer + offset; + + if ((mv_row | mv_col) & 7) + { + vp8_sub_pixel_variance8x8(uptr, pre_stride, + mv_col & 7, mv_row & 7, upred_ptr, uv_stride, &sse2); + vp8_sub_pixel_variance8x8(vptr, pre_stride, + mv_col & 7, mv_row & 7, vpred_ptr, uv_stride, &sse1); + sse2 += sse1; + } + else + { + vpx_variance8x8(uptr, pre_stride, + upred_ptr, uv_stride, &sse2); + vpx_variance8x8(vptr, pre_stride, + vpred_ptr, uv_stride, &sse1); + sse2 += sse1; + } + return sse2; + +} + +static int cost_coeffs(MACROBLOCK *mb, BLOCKD *b, int type, ENTROPY_CONTEXT *a, ENTROPY_CONTEXT *l) +{ + int c = !type; /* start at coef 0, unless Y with Y2 */ + int eob = (int)(*b->eob); + int pt ; /* surrounding block/prev coef predictor */ + int cost = 0; + short *qcoeff_ptr = b->qcoeff; + + VP8_COMBINEENTROPYCONTEXTS(pt, *a, *l); + + assert(eob <= 16); + for (; c < eob; c++) + { + const int v = qcoeff_ptr[vp8_default_zig_zag1d[c]]; + const int t = vp8_dct_value_tokens_ptr[v].Token; + cost += mb->token_costs [type] [vp8_coef_bands[c]] [pt] [t]; + cost += vp8_dct_value_cost_ptr[v]; + pt = vp8_prev_token_class[t]; + } + + if (c < 16) + cost += mb->token_costs [type] [vp8_coef_bands[c]] [pt] [DCT_EOB_TOKEN]; + + pt = (c != !type); /* is eob first coefficient; */ + *a = *l = pt; + + return cost; +} + +static int vp8_rdcost_mby(MACROBLOCK *mb) +{ + int cost = 0; + int b; + MACROBLOCKD *x = &mb->e_mbd; + ENTROPY_CONTEXT_PLANES t_above, t_left; + ENTROPY_CONTEXT *ta; + ENTROPY_CONTEXT *tl; + + memcpy(&t_above, mb->e_mbd.above_context, sizeof(ENTROPY_CONTEXT_PLANES)); + memcpy(&t_left, mb->e_mbd.left_context, sizeof(ENTROPY_CONTEXT_PLANES)); + + ta = (ENTROPY_CONTEXT *)&t_above; + tl = (ENTROPY_CONTEXT *)&t_left; + + for (b = 0; b < 16; b++) + cost += cost_coeffs(mb, x->block + b, PLANE_TYPE_Y_NO_DC, + ta + vp8_block2above[b], tl + vp8_block2left[b]); + + cost += cost_coeffs(mb, x->block + 24, PLANE_TYPE_Y2, + ta + vp8_block2above[24], tl + vp8_block2left[24]); + + return cost; +} + +static void macro_block_yrd( MACROBLOCK *mb, + int *Rate, + int *Distortion) +{ + int b; + MACROBLOCKD *const x = &mb->e_mbd; + BLOCK *const mb_y2 = mb->block + 24; + BLOCKD *const x_y2 = x->block + 24; + short *Y2DCPtr = mb_y2->src_diff; + BLOCK *beptr; + int d; + + vp8_subtract_mby( mb->src_diff, *(mb->block[0].base_src), + mb->block[0].src_stride, mb->e_mbd.predictor, 16); + + /* Fdct and building the 2nd order block */ + for (beptr = mb->block; beptr < mb->block + 16; beptr += 2) + { + mb->short_fdct8x4(beptr->src_diff, beptr->coeff, 32); + *Y2DCPtr++ = beptr->coeff[0]; + *Y2DCPtr++ = beptr->coeff[16]; + } + + /* 2nd order fdct */ + mb->short_walsh4x4(mb_y2->src_diff, mb_y2->coeff, 8); + + /* Quantization */ + for (b = 0; b < 16; b++) + { + mb->quantize_b(&mb->block[b], &mb->e_mbd.block[b]); + } + + /* DC predication and Quantization of 2nd Order block */ + mb->quantize_b(mb_y2, x_y2); + + /* Distortion */ + d = vp8_mbblock_error(mb, 1) << 2; + d += vp8_block_error(mb_y2->coeff, x_y2->dqcoeff); + + *Distortion = (d >> 4); + + /* rate */ + *Rate = vp8_rdcost_mby(mb); +} + +static void copy_predictor(unsigned char *dst, const unsigned char *predictor) +{ + const unsigned int *p = (const unsigned int *)predictor; + unsigned int *d = (unsigned int *)dst; + d[0] = p[0]; + d[4] = p[4]; + d[8] = p[8]; + d[12] = p[12]; +} +static int rd_pick_intra4x4block( + MACROBLOCK *x, + BLOCK *be, + BLOCKD *b, + B_PREDICTION_MODE *best_mode, + const int *bmode_costs, + ENTROPY_CONTEXT *a, + ENTROPY_CONTEXT *l, + + int *bestrate, + int *bestratey, + int *bestdistortion) +{ + B_PREDICTION_MODE mode; + int best_rd = INT_MAX; + int rate = 0; + int distortion; + + ENTROPY_CONTEXT ta = *a, tempa = *a; + ENTROPY_CONTEXT tl = *l, templ = *l; + /* + * The predictor buffer is a 2d buffer with a stride of 16. Create + * a temp buffer that meets the stride requirements, but we are only + * interested in the left 4x4 block + * */ + DECLARE_ALIGNED(16, unsigned char, best_predictor[16*4]); + DECLARE_ALIGNED(16, short, best_dqcoeff[16]); + int dst_stride = x->e_mbd.dst.y_stride; + unsigned char *dst = x->e_mbd.dst.y_buffer + b->offset; + + unsigned char *Above = dst - dst_stride; + unsigned char *yleft = dst - 1; + unsigned char top_left = Above[-1]; + + for (mode = B_DC_PRED; mode <= B_HU_PRED; mode++) + { + int this_rd; + int ratey; + + rate = bmode_costs[mode]; + + vp8_intra4x4_predict(Above, yleft, dst_stride, mode, + b->predictor, 16, top_left); + vp8_subtract_b(be, b, 16); + x->short_fdct4x4(be->src_diff, be->coeff, 32); + x->quantize_b(be, b); + + tempa = ta; + templ = tl; + + ratey = cost_coeffs(x, b, PLANE_TYPE_Y_WITH_DC, &tempa, &templ); + rate += ratey; + distortion = vp8_block_error(be->coeff, b->dqcoeff) >> 2; + + this_rd = RDCOST(x->rdmult, x->rddiv, rate, distortion); + + if (this_rd < best_rd) + { + *bestrate = rate; + *bestratey = ratey; + *bestdistortion = distortion; + best_rd = this_rd; + *best_mode = mode; + *a = tempa; + *l = templ; + copy_predictor(best_predictor, b->predictor); + memcpy(best_dqcoeff, b->dqcoeff, 32); + } + } + b->bmi.as_mode = *best_mode; + + vp8_short_idct4x4llm(best_dqcoeff, best_predictor, 16, dst, dst_stride); + + return best_rd; +} + +static int rd_pick_intra4x4mby_modes(MACROBLOCK *mb, int *Rate, + int *rate_y, int *Distortion, int best_rd) +{ + MACROBLOCKD *const xd = &mb->e_mbd; + int i; + int cost = mb->mbmode_cost [xd->frame_type] [B_PRED]; + int distortion = 0; + int tot_rate_y = 0; + int64_t total_rd = 0; + ENTROPY_CONTEXT_PLANES t_above, t_left; + ENTROPY_CONTEXT *ta; + ENTROPY_CONTEXT *tl; + const int *bmode_costs; + + memcpy(&t_above, mb->e_mbd.above_context, sizeof(ENTROPY_CONTEXT_PLANES)); + memcpy(&t_left, mb->e_mbd.left_context, sizeof(ENTROPY_CONTEXT_PLANES)); + + ta = (ENTROPY_CONTEXT *)&t_above; + tl = (ENTROPY_CONTEXT *)&t_left; + + intra_prediction_down_copy(xd, xd->dst.y_buffer - xd->dst.y_stride + 16); + + bmode_costs = mb->inter_bmode_costs; + + for (i = 0; i < 16; i++) + { + MODE_INFO *const mic = xd->mode_info_context; + const int mis = xd->mode_info_stride; + B_PREDICTION_MODE UNINITIALIZED_IS_SAFE(best_mode); + int UNINITIALIZED_IS_SAFE(r), UNINITIALIZED_IS_SAFE(ry), UNINITIALIZED_IS_SAFE(d); + + if (mb->e_mbd.frame_type == KEY_FRAME) + { + const B_PREDICTION_MODE A = above_block_mode(mic, i, mis); + const B_PREDICTION_MODE L = left_block_mode(mic, i); + + bmode_costs = mb->bmode_costs[A][L]; + } + + total_rd += rd_pick_intra4x4block( + mb, mb->block + i, xd->block + i, &best_mode, bmode_costs, + ta + vp8_block2above[i], + tl + vp8_block2left[i], &r, &ry, &d); + + cost += r; + distortion += d; + tot_rate_y += ry; + + mic->bmi[i].as_mode = best_mode; + + if(total_rd >= (int64_t)best_rd) + break; + } + + if(total_rd >= (int64_t)best_rd) + return INT_MAX; + + *Rate = cost; + *rate_y = tot_rate_y; + *Distortion = distortion; + + return RDCOST(mb->rdmult, mb->rddiv, cost, distortion); +} + + +static int rd_pick_intra16x16mby_mode(MACROBLOCK *x, + int *Rate, + int *rate_y, + int *Distortion) +{ + MB_PREDICTION_MODE mode; + MB_PREDICTION_MODE UNINITIALIZED_IS_SAFE(mode_selected); + int rate, ratey; + int distortion; + int best_rd = INT_MAX; + int this_rd; + MACROBLOCKD *xd = &x->e_mbd; + + /* Y Search for 16x16 intra prediction mode */ + for (mode = DC_PRED; mode <= TM_PRED; mode++) + { + xd->mode_info_context->mbmi.mode = mode; + + vp8_build_intra_predictors_mby_s(xd, + xd->dst.y_buffer - xd->dst.y_stride, + xd->dst.y_buffer - 1, + xd->dst.y_stride, + xd->predictor, + 16); + + macro_block_yrd(x, &ratey, &distortion); + rate = ratey + x->mbmode_cost[xd->frame_type] + [xd->mode_info_context->mbmi.mode]; + + this_rd = RDCOST(x->rdmult, x->rddiv, rate, distortion); + + if (this_rd < best_rd) + { + mode_selected = mode; + best_rd = this_rd; + *Rate = rate; + *rate_y = ratey; + *Distortion = distortion; + } + } + + xd->mode_info_context->mbmi.mode = mode_selected; + return best_rd; +} + +static int rd_cost_mbuv(MACROBLOCK *mb) +{ + int b; + int cost = 0; + MACROBLOCKD *x = &mb->e_mbd; + ENTROPY_CONTEXT_PLANES t_above, t_left; + ENTROPY_CONTEXT *ta; + ENTROPY_CONTEXT *tl; + + memcpy(&t_above, mb->e_mbd.above_context, sizeof(ENTROPY_CONTEXT_PLANES)); + memcpy(&t_left, mb->e_mbd.left_context, sizeof(ENTROPY_CONTEXT_PLANES)); + + ta = (ENTROPY_CONTEXT *)&t_above; + tl = (ENTROPY_CONTEXT *)&t_left; + + for (b = 16; b < 24; b++) + cost += cost_coeffs(mb, x->block + b, PLANE_TYPE_UV, + ta + vp8_block2above[b], tl + vp8_block2left[b]); + + return cost; +} + + +static int rd_inter16x16_uv(VP8_COMP *cpi, MACROBLOCK *x, int *rate, + int *distortion, int fullpixel) +{ + (void)cpi; + (void)fullpixel; + + vp8_build_inter16x16_predictors_mbuv(&x->e_mbd); + vp8_subtract_mbuv(x->src_diff, + x->src.u_buffer, x->src.v_buffer, x->src.uv_stride, + &x->e_mbd.predictor[256], &x->e_mbd.predictor[320], 8); + + vp8_transform_mbuv(x); + vp8_quantize_mbuv(x); + + *rate = rd_cost_mbuv(x); + *distortion = vp8_mbuverror(x) / 4; + + return RDCOST(x->rdmult, x->rddiv, *rate, *distortion); +} + +static int rd_inter4x4_uv(VP8_COMP *cpi, MACROBLOCK *x, int *rate, + int *distortion, int fullpixel) +{ + (void)cpi; + (void)fullpixel; + + vp8_build_inter4x4_predictors_mbuv(&x->e_mbd); + vp8_subtract_mbuv(x->src_diff, + x->src.u_buffer, x->src.v_buffer, x->src.uv_stride, + &x->e_mbd.predictor[256], &x->e_mbd.predictor[320], 8); + + vp8_transform_mbuv(x); + vp8_quantize_mbuv(x); + + *rate = rd_cost_mbuv(x); + *distortion = vp8_mbuverror(x) / 4; + + return RDCOST(x->rdmult, x->rddiv, *rate, *distortion); +} + +static void rd_pick_intra_mbuv_mode(MACROBLOCK *x, int *rate, + int *rate_tokenonly, int *distortion) +{ + MB_PREDICTION_MODE mode; + MB_PREDICTION_MODE UNINITIALIZED_IS_SAFE(mode_selected); + int best_rd = INT_MAX; + int UNINITIALIZED_IS_SAFE(d), UNINITIALIZED_IS_SAFE(r); + int rate_to; + MACROBLOCKD *xd = &x->e_mbd; + + for (mode = DC_PRED; mode <= TM_PRED; mode++) + { + int this_rate; + int this_distortion; + int this_rd; + + xd->mode_info_context->mbmi.uv_mode = mode; + + vp8_build_intra_predictors_mbuv_s(xd, + xd->dst.u_buffer - xd->dst.uv_stride, + xd->dst.v_buffer - xd->dst.uv_stride, + xd->dst.u_buffer - 1, + xd->dst.v_buffer - 1, + xd->dst.uv_stride, + &xd->predictor[256], &xd->predictor[320], + 8); + + + vp8_subtract_mbuv(x->src_diff, + x->src.u_buffer, x->src.v_buffer, x->src.uv_stride, + &xd->predictor[256], &xd->predictor[320], 8); + vp8_transform_mbuv(x); + vp8_quantize_mbuv(x); + + rate_to = rd_cost_mbuv(x); + this_rate = rate_to + x->intra_uv_mode_cost[xd->frame_type][xd->mode_info_context->mbmi.uv_mode]; + + this_distortion = vp8_mbuverror(x) / 4; + + this_rd = RDCOST(x->rdmult, x->rddiv, this_rate, this_distortion); + + if (this_rd < best_rd) + { + best_rd = this_rd; + d = this_distortion; + r = this_rate; + *rate_tokenonly = rate_to; + mode_selected = mode; + } + } + + *rate = r; + *distortion = d; + + xd->mode_info_context->mbmi.uv_mode = mode_selected; +} + +int vp8_cost_mv_ref(MB_PREDICTION_MODE m, const int near_mv_ref_ct[4]) +{ + vp8_prob p [VP8_MVREFS-1]; + assert(NEARESTMV <= m && m <= SPLITMV); + vp8_mv_ref_probs(p, near_mv_ref_ct); + return vp8_cost_token(vp8_mv_ref_tree, p, + vp8_mv_ref_encoding_array + (m - NEARESTMV)); +} + +void vp8_set_mbmode_and_mvs(MACROBLOCK *x, MB_PREDICTION_MODE mb, int_mv *mv) +{ + x->e_mbd.mode_info_context->mbmi.mode = mb; + x->e_mbd.mode_info_context->mbmi.mv.as_int = mv->as_int; +} + +static int labels2mode( + MACROBLOCK *x, + int const *labelings, int which_label, + B_PREDICTION_MODE this_mode, + int_mv *this_mv, int_mv *best_ref_mv, + int *mvcost[2] +) +{ + MACROBLOCKD *const xd = & x->e_mbd; + MODE_INFO *const mic = xd->mode_info_context; + const int mis = xd->mode_info_stride; + + int cost = 0; + int thismvcost = 0; + + /* We have to be careful retrieving previously-encoded motion vectors. + Ones from this macroblock have to be pulled from the BLOCKD array + as they have not yet made it to the bmi array in our MB_MODE_INFO. */ + + int i = 0; + + do + { + BLOCKD *const d = xd->block + i; + const int row = i >> 2, col = i & 3; + + B_PREDICTION_MODE m; + + if (labelings[i] != which_label) + continue; + + if (col && labelings[i] == labelings[i-1]) + m = LEFT4X4; + else if (row && labelings[i] == labelings[i-4]) + m = ABOVE4X4; + else + { + /* the only time we should do costing for new motion vector + * or mode is when we are on a new label (jbb May 08, 2007) + */ + switch (m = this_mode) + { + case NEW4X4 : + thismvcost = vp8_mv_bit_cost(this_mv, best_ref_mv, mvcost, 102); + break; + case LEFT4X4: + this_mv->as_int = col ? d[-1].bmi.mv.as_int : left_block_mv(mic, i); + break; + case ABOVE4X4: + this_mv->as_int = row ? d[-4].bmi.mv.as_int : above_block_mv(mic, i, mis); + break; + case ZERO4X4: + this_mv->as_int = 0; + break; + default: + break; + } + + if (m == ABOVE4X4) /* replace above with left if same */ + { + int_mv left_mv; + + left_mv.as_int = col ? d[-1].bmi.mv.as_int : + left_block_mv(mic, i); + + if (left_mv.as_int == this_mv->as_int) + m = LEFT4X4; + } + + cost = x->inter_bmode_costs[ m]; + } + + d->bmi.mv.as_int = this_mv->as_int; + + x->partition_info->bmi[i].mode = m; + x->partition_info->bmi[i].mv.as_int = this_mv->as_int; + + } + while (++i < 16); + + cost += thismvcost ; + return cost; +} + +static int rdcost_mbsegment_y(MACROBLOCK *mb, const int *labels, + int which_label, ENTROPY_CONTEXT *ta, + ENTROPY_CONTEXT *tl) +{ + int cost = 0; + int b; + MACROBLOCKD *x = &mb->e_mbd; + + for (b = 0; b < 16; b++) + if (labels[ b] == which_label) + cost += cost_coeffs(mb, x->block + b, PLANE_TYPE_Y_WITH_DC, + ta + vp8_block2above[b], + tl + vp8_block2left[b]); + + return cost; + +} +static unsigned int vp8_encode_inter_mb_segment(MACROBLOCK *x, int const *labels, int which_label) +{ + int i; + unsigned int distortion = 0; + int pre_stride = x->e_mbd.pre.y_stride; + unsigned char *base_pre = x->e_mbd.pre.y_buffer; + + + for (i = 0; i < 16; i++) + { + if (labels[i] == which_label) + { + BLOCKD *bd = &x->e_mbd.block[i]; + BLOCK *be = &x->block[i]; + + vp8_build_inter_predictors_b(bd, 16, base_pre, pre_stride, x->e_mbd.subpixel_predict); + vp8_subtract_b(be, bd, 16); + x->short_fdct4x4(be->src_diff, be->coeff, 32); + x->quantize_b(be, bd); + + distortion += vp8_block_error(be->coeff, bd->dqcoeff); + } + } + + return distortion; +} + + +static const unsigned int segmentation_to_sseshift[4] = {3, 3, 2, 0}; + + +typedef struct +{ + int_mv *ref_mv; + int_mv mvp; + + int segment_rd; + int segment_num; + int r; + int d; + int segment_yrate; + B_PREDICTION_MODE modes[16]; + int_mv mvs[16]; + unsigned char eobs[16]; + + int mvthresh; + int *mdcounts; + + int_mv sv_mvp[4]; /* save 4 mvp from 8x8 */ + int sv_istep[2]; /* save 2 initial step_param for 16x8/8x16 */ + +} BEST_SEG_INFO; + + +static void rd_check_segment(VP8_COMP *cpi, MACROBLOCK *x, + BEST_SEG_INFO *bsi, unsigned int segmentation) +{ + int i; + int const *labels; + int br = 0; + int bd = 0; + B_PREDICTION_MODE this_mode; + + + int label_count; + int this_segment_rd = 0; + int label_mv_thresh; + int rate = 0; + int sbr = 0; + int sbd = 0; + int segmentyrate = 0; + + vp8_variance_fn_ptr_t *v_fn_ptr; + + ENTROPY_CONTEXT_PLANES t_above, t_left; + ENTROPY_CONTEXT *ta; + ENTROPY_CONTEXT *tl; + ENTROPY_CONTEXT_PLANES t_above_b, t_left_b; + ENTROPY_CONTEXT *ta_b; + ENTROPY_CONTEXT *tl_b; + + memcpy(&t_above, x->e_mbd.above_context, sizeof(ENTROPY_CONTEXT_PLANES)); + memcpy(&t_left, x->e_mbd.left_context, sizeof(ENTROPY_CONTEXT_PLANES)); + + ta = (ENTROPY_CONTEXT *)&t_above; + tl = (ENTROPY_CONTEXT *)&t_left; + ta_b = (ENTROPY_CONTEXT *)&t_above_b; + tl_b = (ENTROPY_CONTEXT *)&t_left_b; + + br = 0; + bd = 0; + + v_fn_ptr = &cpi->fn_ptr[segmentation]; + labels = vp8_mbsplits[segmentation]; + label_count = vp8_mbsplit_count[segmentation]; + + /* 64 makes this threshold really big effectively making it so that we + * very rarely check mvs on segments. setting this to 1 would make mv + * thresh roughly equal to what it is for macroblocks + */ + label_mv_thresh = 1 * bsi->mvthresh / label_count ; + + /* Segmentation method overheads */ + rate = vp8_cost_token(vp8_mbsplit_tree, vp8_mbsplit_probs, vp8_mbsplit_encodings + segmentation); + rate += vp8_cost_mv_ref(SPLITMV, bsi->mdcounts); + this_segment_rd += RDCOST(x->rdmult, x->rddiv, rate, 0); + br += rate; + + for (i = 0; i < label_count; i++) + { + int_mv mode_mv[B_MODE_COUNT]; + int best_label_rd = INT_MAX; + B_PREDICTION_MODE mode_selected = ZERO4X4; + int bestlabelyrate = 0; + + /* search for the best motion vector on this segment */ + for (this_mode = LEFT4X4; this_mode <= NEW4X4 ; this_mode ++) + { + int this_rd; + int distortion; + int labelyrate; + ENTROPY_CONTEXT_PLANES t_above_s, t_left_s; + ENTROPY_CONTEXT *ta_s; + ENTROPY_CONTEXT *tl_s; + + memcpy(&t_above_s, &t_above, sizeof(ENTROPY_CONTEXT_PLANES)); + memcpy(&t_left_s, &t_left, sizeof(ENTROPY_CONTEXT_PLANES)); + + ta_s = (ENTROPY_CONTEXT *)&t_above_s; + tl_s = (ENTROPY_CONTEXT *)&t_left_s; + + if (this_mode == NEW4X4) + { + int sseshift; + int num00; + int step_param = 0; + int further_steps; + int n; + int thissme; + int bestsme = INT_MAX; + int_mv temp_mv; + BLOCK *c; + BLOCKD *e; + + /* Is the best so far sufficiently good that we cant justify + * doing a new motion search. + */ + if (best_label_rd < label_mv_thresh) + break; + + if(cpi->compressor_speed) + { + if (segmentation == BLOCK_8X16 || segmentation == BLOCK_16X8) + { + bsi->mvp.as_int = bsi->sv_mvp[i].as_int; + if (i==1 && segmentation == BLOCK_16X8) + bsi->mvp.as_int = bsi->sv_mvp[2].as_int; + + step_param = bsi->sv_istep[i]; + } + + /* use previous block's result as next block's MV + * predictor. + */ + if (segmentation == BLOCK_4X4 && i>0) + { + bsi->mvp.as_int = x->e_mbd.block[i-1].bmi.mv.as_int; + if (i==4 || i==8 || i==12) + bsi->mvp.as_int = x->e_mbd.block[i-4].bmi.mv.as_int; + step_param = 2; + } + } + + further_steps = (MAX_MVSEARCH_STEPS - 1) - step_param; + + { + int sadpb = x->sadperbit4; + int_mv mvp_full; + + mvp_full.as_mv.row = bsi->mvp.as_mv.row >>3; + mvp_full.as_mv.col = bsi->mvp.as_mv.col >>3; + + /* find first label */ + n = vp8_mbsplit_offset[segmentation][i]; + + c = &x->block[n]; + e = &x->e_mbd.block[n]; + + { + bestsme = cpi->diamond_search_sad(x, c, e, &mvp_full, + &mode_mv[NEW4X4], step_param, + sadpb, &num00, v_fn_ptr, + x->mvcost, bsi->ref_mv); + + n = num00; + num00 = 0; + + while (n < further_steps) + { + n++; + + if (num00) + num00--; + else + { + thissme = cpi->diamond_search_sad(x, c, e, + &mvp_full, &temp_mv, + step_param + n, sadpb, + &num00, v_fn_ptr, + x->mvcost, bsi->ref_mv); + + if (thissme < bestsme) + { + bestsme = thissme; + mode_mv[NEW4X4].as_int = temp_mv.as_int; + } + } + } + } + + sseshift = segmentation_to_sseshift[segmentation]; + + /* Should we do a full search (best quality only) */ + if ((cpi->compressor_speed == 0) && (bestsme >> sseshift) > 4000) + { + /* Check if mvp_full is within the range. */ + vp8_clamp_mv(&mvp_full, x->mv_col_min, x->mv_col_max, x->mv_row_min, x->mv_row_max); + + thissme = cpi->full_search_sad(x, c, e, &mvp_full, + sadpb, 16, v_fn_ptr, + x->mvcost, bsi->ref_mv); + + if (thissme < bestsme) + { + bestsme = thissme; + mode_mv[NEW4X4].as_int = e->bmi.mv.as_int; + } + else + { + /* The full search result is actually worse so + * re-instate the previous best vector + */ + e->bmi.mv.as_int = mode_mv[NEW4X4].as_int; + } + } + } + + if (bestsme < INT_MAX) + { + int disto; + unsigned int sse; + cpi->find_fractional_mv_step(x, c, e, &mode_mv[NEW4X4], + bsi->ref_mv, x->errorperbit, v_fn_ptr, x->mvcost, + &disto, &sse); + } + } /* NEW4X4 */ + + rate = labels2mode(x, labels, i, this_mode, &mode_mv[this_mode], + bsi->ref_mv, x->mvcost); + + /* Trap vectors that reach beyond the UMV borders */ + if (((mode_mv[this_mode].as_mv.row >> 3) < x->mv_row_min) || ((mode_mv[this_mode].as_mv.row >> 3) > x->mv_row_max) || + ((mode_mv[this_mode].as_mv.col >> 3) < x->mv_col_min) || ((mode_mv[this_mode].as_mv.col >> 3) > x->mv_col_max)) + { + continue; + } + + distortion = vp8_encode_inter_mb_segment(x, labels, i) / 4; + + labelyrate = rdcost_mbsegment_y(x, labels, i, ta_s, tl_s); + rate += labelyrate; + + this_rd = RDCOST(x->rdmult, x->rddiv, rate, distortion); + + if (this_rd < best_label_rd) + { + sbr = rate; + sbd = distortion; + bestlabelyrate = labelyrate; + mode_selected = this_mode; + best_label_rd = this_rd; + + memcpy(ta_b, ta_s, sizeof(ENTROPY_CONTEXT_PLANES)); + memcpy(tl_b, tl_s, sizeof(ENTROPY_CONTEXT_PLANES)); + + } + } /*for each 4x4 mode*/ + + memcpy(ta, ta_b, sizeof(ENTROPY_CONTEXT_PLANES)); + memcpy(tl, tl_b, sizeof(ENTROPY_CONTEXT_PLANES)); + + labels2mode(x, labels, i, mode_selected, &mode_mv[mode_selected], + bsi->ref_mv, x->mvcost); + + br += sbr; + bd += sbd; + segmentyrate += bestlabelyrate; + this_segment_rd += best_label_rd; + + if (this_segment_rd >= bsi->segment_rd) + break; + + } /* for each label */ + + if (this_segment_rd < bsi->segment_rd) + { + bsi->r = br; + bsi->d = bd; + bsi->segment_yrate = segmentyrate; + bsi->segment_rd = this_segment_rd; + bsi->segment_num = segmentation; + + /* store everything needed to come back to this!! */ + for (i = 0; i < 16; i++) + { + bsi->mvs[i].as_mv = x->partition_info->bmi[i].mv.as_mv; + bsi->modes[i] = x->partition_info->bmi[i].mode; + bsi->eobs[i] = x->e_mbd.eobs[i]; + } + } +} + +static +void vp8_cal_step_param(int sr, int *sp) +{ + int step = 0; + + if (sr > MAX_FIRST_STEP) sr = MAX_FIRST_STEP; + else if (sr < 1) sr = 1; + + while (sr>>=1) + step++; + + *sp = MAX_MVSEARCH_STEPS - 1 - step; +} + +static int vp8_rd_pick_best_mbsegmentation(VP8_COMP *cpi, MACROBLOCK *x, + int_mv *best_ref_mv, int best_rd, + int *mdcounts, int *returntotrate, + int *returnyrate, int *returndistortion, + int mvthresh) +{ + int i; + BEST_SEG_INFO bsi; + + memset(&bsi, 0, sizeof(bsi)); + + bsi.segment_rd = best_rd; + bsi.ref_mv = best_ref_mv; + bsi.mvp.as_int = best_ref_mv->as_int; + bsi.mvthresh = mvthresh; + bsi.mdcounts = mdcounts; + + for(i = 0; i < 16; i++) + { + bsi.modes[i] = ZERO4X4; + } + + if(cpi->compressor_speed == 0) + { + /* for now, we will keep the original segmentation order + when in best quality mode */ + rd_check_segment(cpi, x, &bsi, BLOCK_16X8); + rd_check_segment(cpi, x, &bsi, BLOCK_8X16); + rd_check_segment(cpi, x, &bsi, BLOCK_8X8); + rd_check_segment(cpi, x, &bsi, BLOCK_4X4); + } + else + { + int sr; + + rd_check_segment(cpi, x, &bsi, BLOCK_8X8); + + if (bsi.segment_rd < best_rd) + { + int col_min = ((best_ref_mv->as_mv.col+7)>>3) - MAX_FULL_PEL_VAL; + int row_min = ((best_ref_mv->as_mv.row+7)>>3) - MAX_FULL_PEL_VAL; + int col_max = (best_ref_mv->as_mv.col>>3) + MAX_FULL_PEL_VAL; + int row_max = (best_ref_mv->as_mv.row>>3) + MAX_FULL_PEL_VAL; + + int tmp_col_min = x->mv_col_min; + int tmp_col_max = x->mv_col_max; + int tmp_row_min = x->mv_row_min; + int tmp_row_max = x->mv_row_max; + + /* Get intersection of UMV window and valid MV window to reduce # of checks in diamond search. */ + if (x->mv_col_min < col_min ) + x->mv_col_min = col_min; + if (x->mv_col_max > col_max ) + x->mv_col_max = col_max; + if (x->mv_row_min < row_min ) + x->mv_row_min = row_min; + if (x->mv_row_max > row_max ) + x->mv_row_max = row_max; + + /* Get 8x8 result */ + bsi.sv_mvp[0].as_int = bsi.mvs[0].as_int; + bsi.sv_mvp[1].as_int = bsi.mvs[2].as_int; + bsi.sv_mvp[2].as_int = bsi.mvs[8].as_int; + bsi.sv_mvp[3].as_int = bsi.mvs[10].as_int; + + /* Use 8x8 result as 16x8/8x16's predictor MV. Adjust search range according to the closeness of 2 MV. */ + /* block 8X16 */ + { + sr = MAXF((abs(bsi.sv_mvp[0].as_mv.row - bsi.sv_mvp[2].as_mv.row))>>3, (abs(bsi.sv_mvp[0].as_mv.col - bsi.sv_mvp[2].as_mv.col))>>3); + vp8_cal_step_param(sr, &bsi.sv_istep[0]); + + sr = MAXF((abs(bsi.sv_mvp[1].as_mv.row - bsi.sv_mvp[3].as_mv.row))>>3, (abs(bsi.sv_mvp[1].as_mv.col - bsi.sv_mvp[3].as_mv.col))>>3); + vp8_cal_step_param(sr, &bsi.sv_istep[1]); + + rd_check_segment(cpi, x, &bsi, BLOCK_8X16); + } + + /* block 16X8 */ + { + sr = MAXF((abs(bsi.sv_mvp[0].as_mv.row - bsi.sv_mvp[1].as_mv.row))>>3, (abs(bsi.sv_mvp[0].as_mv.col - bsi.sv_mvp[1].as_mv.col))>>3); + vp8_cal_step_param(sr, &bsi.sv_istep[0]); + + sr = MAXF((abs(bsi.sv_mvp[2].as_mv.row - bsi.sv_mvp[3].as_mv.row))>>3, (abs(bsi.sv_mvp[2].as_mv.col - bsi.sv_mvp[3].as_mv.col))>>3); + vp8_cal_step_param(sr, &bsi.sv_istep[1]); + + rd_check_segment(cpi, x, &bsi, BLOCK_16X8); + } + + /* If 8x8 is better than 16x8/8x16, then do 4x4 search */ + /* Not skip 4x4 if speed=0 (good quality) */ + if (cpi->sf.no_skip_block4x4_search || bsi.segment_num == BLOCK_8X8) /* || (sv_segment_rd8x8-bsi.segment_rd) < sv_segment_rd8x8>>5) */ + { + bsi.mvp.as_int = bsi.sv_mvp[0].as_int; + rd_check_segment(cpi, x, &bsi, BLOCK_4X4); + } + + /* restore UMV window */ + x->mv_col_min = tmp_col_min; + x->mv_col_max = tmp_col_max; + x->mv_row_min = tmp_row_min; + x->mv_row_max = tmp_row_max; + } + } + + /* set it to the best */ + for (i = 0; i < 16; i++) + { + BLOCKD *bd = &x->e_mbd.block[i]; + + bd->bmi.mv.as_int = bsi.mvs[i].as_int; + *bd->eob = bsi.eobs[i]; + } + + *returntotrate = bsi.r; + *returndistortion = bsi.d; + *returnyrate = bsi.segment_yrate; + + /* save partitions */ + x->e_mbd.mode_info_context->mbmi.partitioning = bsi.segment_num; + x->partition_info->count = vp8_mbsplit_count[bsi.segment_num]; + + for (i = 0; i < x->partition_info->count; i++) + { + int j; + + j = vp8_mbsplit_offset[bsi.segment_num][i]; + + x->partition_info->bmi[i].mode = bsi.modes[j]; + x->partition_info->bmi[i].mv.as_mv = bsi.mvs[j].as_mv; + } + /* + * used to set x->e_mbd.mode_info_context->mbmi.mv.as_int + */ + x->partition_info->bmi[15].mv.as_int = bsi.mvs[15].as_int; + + return bsi.segment_rd; +} + +/* The improved MV prediction */ +void vp8_mv_pred +( + VP8_COMP *cpi, + MACROBLOCKD *xd, + const MODE_INFO *here, + int_mv *mvp, + int refframe, + int *ref_frame_sign_bias, + int *sr, + int near_sadidx[] +) +{ + const MODE_INFO *above = here - xd->mode_info_stride; + const MODE_INFO *left = here - 1; + const MODE_INFO *aboveleft = above - 1; + int_mv near_mvs[8]; + int near_ref[8]; + int_mv mv; + int vcnt=0; + int find=0; + int mb_offset; + + int mvx[8]; + int mvy[8]; + int i; + + mv.as_int = 0; + + if(here->mbmi.ref_frame != INTRA_FRAME) + { + near_mvs[0].as_int = near_mvs[1].as_int = near_mvs[2].as_int = near_mvs[3].as_int = near_mvs[4].as_int = near_mvs[5].as_int = near_mvs[6].as_int = near_mvs[7].as_int = 0; + near_ref[0] = near_ref[1] = near_ref[2] = near_ref[3] = near_ref[4] = near_ref[5] = near_ref[6] = near_ref[7] = 0; + + /* read in 3 nearby block's MVs from current frame as prediction + * candidates. + */ + if (above->mbmi.ref_frame != INTRA_FRAME) + { + near_mvs[vcnt].as_int = above->mbmi.mv.as_int; + mv_bias(ref_frame_sign_bias[above->mbmi.ref_frame], refframe, &near_mvs[vcnt], ref_frame_sign_bias); + near_ref[vcnt] = above->mbmi.ref_frame; + } + vcnt++; + if (left->mbmi.ref_frame != INTRA_FRAME) + { + near_mvs[vcnt].as_int = left->mbmi.mv.as_int; + mv_bias(ref_frame_sign_bias[left->mbmi.ref_frame], refframe, &near_mvs[vcnt], ref_frame_sign_bias); + near_ref[vcnt] = left->mbmi.ref_frame; + } + vcnt++; + if (aboveleft->mbmi.ref_frame != INTRA_FRAME) + { + near_mvs[vcnt].as_int = aboveleft->mbmi.mv.as_int; + mv_bias(ref_frame_sign_bias[aboveleft->mbmi.ref_frame], refframe, &near_mvs[vcnt], ref_frame_sign_bias); + near_ref[vcnt] = aboveleft->mbmi.ref_frame; + } + vcnt++; + + /* read in 5 nearby block's MVs from last frame. */ + if(cpi->common.last_frame_type != KEY_FRAME) + { + mb_offset = (-xd->mb_to_top_edge/128 + 1) * (xd->mode_info_stride +1) + (-xd->mb_to_left_edge/128 +1) ; + + /* current in last frame */ + if (cpi->lf_ref_frame[mb_offset] != INTRA_FRAME) + { + near_mvs[vcnt].as_int = cpi->lfmv[mb_offset].as_int; + mv_bias(cpi->lf_ref_frame_sign_bias[mb_offset], refframe, &near_mvs[vcnt], ref_frame_sign_bias); + near_ref[vcnt] = cpi->lf_ref_frame[mb_offset]; + } + vcnt++; + + /* above in last frame */ + if (cpi->lf_ref_frame[mb_offset - xd->mode_info_stride-1] != INTRA_FRAME) + { + near_mvs[vcnt].as_int = cpi->lfmv[mb_offset - xd->mode_info_stride-1].as_int; + mv_bias(cpi->lf_ref_frame_sign_bias[mb_offset - xd->mode_info_stride-1], refframe, &near_mvs[vcnt], ref_frame_sign_bias); + near_ref[vcnt] = cpi->lf_ref_frame[mb_offset - xd->mode_info_stride-1]; + } + vcnt++; + + /* left in last frame */ + if (cpi->lf_ref_frame[mb_offset-1] != INTRA_FRAME) + { + near_mvs[vcnt].as_int = cpi->lfmv[mb_offset -1].as_int; + mv_bias(cpi->lf_ref_frame_sign_bias[mb_offset -1], refframe, &near_mvs[vcnt], ref_frame_sign_bias); + near_ref[vcnt] = cpi->lf_ref_frame[mb_offset - 1]; + } + vcnt++; + + /* right in last frame */ + if (cpi->lf_ref_frame[mb_offset +1] != INTRA_FRAME) + { + near_mvs[vcnt].as_int = cpi->lfmv[mb_offset +1].as_int; + mv_bias(cpi->lf_ref_frame_sign_bias[mb_offset +1], refframe, &near_mvs[vcnt], ref_frame_sign_bias); + near_ref[vcnt] = cpi->lf_ref_frame[mb_offset +1]; + } + vcnt++; + + /* below in last frame */ + if (cpi->lf_ref_frame[mb_offset + xd->mode_info_stride +1] != INTRA_FRAME) + { + near_mvs[vcnt].as_int = cpi->lfmv[mb_offset + xd->mode_info_stride +1].as_int; + mv_bias(cpi->lf_ref_frame_sign_bias[mb_offset + xd->mode_info_stride +1], refframe, &near_mvs[vcnt], ref_frame_sign_bias); + near_ref[vcnt] = cpi->lf_ref_frame[mb_offset + xd->mode_info_stride +1]; + } + vcnt++; + } + + for(i=0; i< vcnt; i++) + { + if(near_ref[near_sadidx[i]] != INTRA_FRAME) + { + if(here->mbmi.ref_frame == near_ref[near_sadidx[i]]) + { + mv.as_int = near_mvs[near_sadidx[i]].as_int; + find = 1; + if (i < 3) + *sr = 3; + else + *sr = 2; + break; + } + } + } + + if(!find) + { + for(i=0; ias_int = mv.as_int; + vp8_clamp_mv2(mvp, xd); +} + +void vp8_cal_sad(VP8_COMP *cpi, MACROBLOCKD *xd, MACROBLOCK *x, int recon_yoffset, int near_sadidx[]) +{ + /* near_sad indexes: + * 0-cf above, 1-cf left, 2-cf aboveleft, + * 3-lf current, 4-lf above, 5-lf left, 6-lf right, 7-lf below + */ + int near_sad[8] = {0}; + BLOCK *b = &x->block[0]; + unsigned char *src_y_ptr = *(b->base_src); + + /* calculate sad for current frame 3 nearby MBs. */ + if( xd->mb_to_top_edge==0 && xd->mb_to_left_edge ==0) + { + near_sad[0] = near_sad[1] = near_sad[2] = INT_MAX; + }else if(xd->mb_to_top_edge==0) + { /* only has left MB for sad calculation. */ + near_sad[0] = near_sad[2] = INT_MAX; + near_sad[1] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, xd->dst.y_buffer - 16,xd->dst.y_stride); + }else if(xd->mb_to_left_edge ==0) + { /* only has left MB for sad calculation. */ + near_sad[1] = near_sad[2] = INT_MAX; + near_sad[0] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, xd->dst.y_buffer - xd->dst.y_stride *16,xd->dst.y_stride); + }else + { + near_sad[0] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, xd->dst.y_buffer - xd->dst.y_stride *16,xd->dst.y_stride); + near_sad[1] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, xd->dst.y_buffer - 16,xd->dst.y_stride); + near_sad[2] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, xd->dst.y_buffer - xd->dst.y_stride *16 -16,xd->dst.y_stride); + } + + if(cpi->common.last_frame_type != KEY_FRAME) + { + /* calculate sad for last frame 5 nearby MBs. */ + unsigned char *pre_y_buffer = cpi->common.yv12_fb[cpi->common.lst_fb_idx].y_buffer + recon_yoffset; + int pre_y_stride = cpi->common.yv12_fb[cpi->common.lst_fb_idx].y_stride; + + if(xd->mb_to_top_edge==0) near_sad[4] = INT_MAX; + if(xd->mb_to_left_edge ==0) near_sad[5] = INT_MAX; + if(xd->mb_to_right_edge ==0) near_sad[6] = INT_MAX; + if(xd->mb_to_bottom_edge==0) near_sad[7] = INT_MAX; + + if(near_sad[4] != INT_MAX) + near_sad[4] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, pre_y_buffer - pre_y_stride *16, pre_y_stride); + if(near_sad[5] != INT_MAX) + near_sad[5] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, pre_y_buffer - 16, pre_y_stride); + near_sad[3] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, pre_y_buffer, pre_y_stride); + if(near_sad[6] != INT_MAX) + near_sad[6] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, pre_y_buffer + 16, pre_y_stride); + if(near_sad[7] != INT_MAX) + near_sad[7] = cpi->fn_ptr[BLOCK_16X16].sdf(src_y_ptr, b->src_stride, pre_y_buffer + pre_y_stride *16, pre_y_stride); + } + + if(cpi->common.last_frame_type != KEY_FRAME) + { + insertsortsad(near_sad, near_sadidx, 8); + }else + { + insertsortsad(near_sad, near_sadidx, 3); + } +} + +static void rd_update_mvcount(MACROBLOCK *x, int_mv *best_ref_mv) +{ + if (x->e_mbd.mode_info_context->mbmi.mode == SPLITMV) + { + int i; + + for (i = 0; i < x->partition_info->count; i++) + { + if (x->partition_info->bmi[i].mode == NEW4X4) + { + x->MVcount[0][mv_max+((x->partition_info->bmi[i].mv.as_mv.row + - best_ref_mv->as_mv.row) >> 1)]++; + x->MVcount[1][mv_max+((x->partition_info->bmi[i].mv.as_mv.col + - best_ref_mv->as_mv.col) >> 1)]++; + } + } + } + else if (x->e_mbd.mode_info_context->mbmi.mode == NEWMV) + { + x->MVcount[0][mv_max+((x->e_mbd.mode_info_context->mbmi.mv.as_mv.row + - best_ref_mv->as_mv.row) >> 1)]++; + x->MVcount[1][mv_max+((x->e_mbd.mode_info_context->mbmi.mv.as_mv.col + - best_ref_mv->as_mv.col) >> 1)]++; + } +} + +static int evaluate_inter_mode_rd(int mdcounts[4], + RATE_DISTORTION* rd, + int* disable_skip, + VP8_COMP *cpi, MACROBLOCK *x) +{ + MB_PREDICTION_MODE this_mode = x->e_mbd.mode_info_context->mbmi.mode; + BLOCK *b = &x->block[0]; + MACROBLOCKD *xd = &x->e_mbd; + int distortion; + vp8_build_inter16x16_predictors_mby(&x->e_mbd, x->e_mbd.predictor, 16); + + if (cpi->active_map_enabled && x->active_ptr[0] == 0) { + x->skip = 1; + } + else if (x->encode_breakout) + { + unsigned int sse; + unsigned int var; + unsigned int threshold = (xd->block[0].dequant[1] + * xd->block[0].dequant[1] >>4); + + if(threshold < x->encode_breakout) + threshold = x->encode_breakout; + + var = vpx_variance16x16 + (*(b->base_src), b->src_stride, + x->e_mbd.predictor, 16, &sse); + + if (sse < threshold) + { + unsigned int q2dc = xd->block[24].dequant[0]; + /* If theres is no codeable 2nd order dc + or a very small uniform pixel change change */ + if ((sse - var < q2dc * q2dc >>4) || + (sse /2 > var && sse-var < 64)) + { + /* Check u and v to make sure skip is ok */ + unsigned int sse2 = VP8_UVSSE(x); + if (sse2 * 2 < threshold) + { + x->skip = 1; + rd->distortion2 = sse + sse2; + rd->rate2 = 500; + + /* for best_yrd calculation */ + rd->rate_uv = 0; + rd->distortion_uv = sse2; + + *disable_skip = 1; + return RDCOST(x->rdmult, x->rddiv, rd->rate2, + rd->distortion2); + } + } + } + } + + + /* Add in the Mv/mode cost */ + rd->rate2 += vp8_cost_mv_ref(this_mode, mdcounts); + + /* Y cost and distortion */ + macro_block_yrd(x, &rd->rate_y, &distortion); + rd->rate2 += rd->rate_y; + rd->distortion2 += distortion; + + /* UV cost and distortion */ + rd_inter16x16_uv(cpi, x, &rd->rate_uv, &rd->distortion_uv, + cpi->common.full_pixel); + rd->rate2 += rd->rate_uv; + rd->distortion2 += rd->distortion_uv; + return INT_MAX; +} + +static int calculate_final_rd_costs(int this_rd, + RATE_DISTORTION* rd, + int* other_cost, + int disable_skip, + int uv_intra_tteob, + int intra_rd_penalty, + VP8_COMP *cpi, MACROBLOCK *x) +{ + MB_PREDICTION_MODE this_mode = x->e_mbd.mode_info_context->mbmi.mode; + + /* Where skip is allowable add in the default per mb cost for the no + * skip case. where we then decide to skip we have to delete this and + * replace it with the cost of signalling a skip + */ + if (cpi->common.mb_no_coeff_skip) + { + *other_cost += vp8_cost_bit(cpi->prob_skip_false, 0); + rd->rate2 += *other_cost; + } + + /* Estimate the reference frame signaling cost and add it + * to the rolling cost variable. + */ + rd->rate2 += + x->ref_frame_cost[x->e_mbd.mode_info_context->mbmi.ref_frame]; + + if (!disable_skip) + { + /* Test for the condition where skip block will be activated + * because there are no non zero coefficients and make any + * necessary adjustment for rate + */ + if (cpi->common.mb_no_coeff_skip) + { + int i; + int tteob; + int has_y2_block = (this_mode!=SPLITMV && this_mode!=B_PRED); + + tteob = 0; + if(has_y2_block) + tteob += x->e_mbd.eobs[24]; + + for (i = 0; i < 16; i++) + tteob += (x->e_mbd.eobs[i] > has_y2_block); + + if (x->e_mbd.mode_info_context->mbmi.ref_frame) + { + for (i = 16; i < 24; i++) + tteob += x->e_mbd.eobs[i]; + } + else + tteob += uv_intra_tteob; + + if (tteob == 0) + { + rd->rate2 -= (rd->rate_y + rd->rate_uv); + /* for best_yrd calculation */ + rd->rate_uv = 0; + + /* Back out no skip flag costing and add in skip flag costing */ + if (cpi->prob_skip_false) + { + int prob_skip_cost; + + prob_skip_cost = vp8_cost_bit(cpi->prob_skip_false, 1); + prob_skip_cost -= vp8_cost_bit(cpi->prob_skip_false, 0); + rd->rate2 += prob_skip_cost; + *other_cost += prob_skip_cost; + } + } + } + /* Calculate the final RD estimate for this mode */ + this_rd = RDCOST(x->rdmult, x->rddiv, rd->rate2, rd->distortion2); + if (this_rd < INT_MAX && x->e_mbd.mode_info_context->mbmi.ref_frame + == INTRA_FRAME) + this_rd += intra_rd_penalty; + } + return this_rd; +} + +static void update_best_mode(BEST_MODE* best_mode, int this_rd, + RATE_DISTORTION* rd, int other_cost, MACROBLOCK *x) +{ + MB_PREDICTION_MODE this_mode = x->e_mbd.mode_info_context->mbmi.mode; + + other_cost += + x->ref_frame_cost[x->e_mbd.mode_info_context->mbmi.ref_frame]; + + /* Calculate the final y RD estimate for this mode */ + best_mode->yrd = RDCOST(x->rdmult, x->rddiv, (rd->rate2-rd->rate_uv-other_cost), + (rd->distortion2-rd->distortion_uv)); + + best_mode->rd = this_rd; + memcpy(&best_mode->mbmode, &x->e_mbd.mode_info_context->mbmi, sizeof(MB_MODE_INFO)); + memcpy(&best_mode->partition, x->partition_info, sizeof(PARTITION_INFO)); + + if ((this_mode == B_PRED) || (this_mode == SPLITMV)) + { + int i; + for (i = 0; i < 16; i++) + { + best_mode->bmodes[i] = x->e_mbd.block[i].bmi; + } + } +} + +void vp8_rd_pick_inter_mode(VP8_COMP *cpi, MACROBLOCK *x, int recon_yoffset, + int recon_uvoffset, int *returnrate, + int *returndistortion, int *returnintra, + int mb_row, int mb_col) +{ + BLOCK *b = &x->block[0]; + BLOCKD *d = &x->e_mbd.block[0]; + MACROBLOCKD *xd = &x->e_mbd; + int_mv best_ref_mv_sb[2]; + int_mv mode_mv_sb[2][MB_MODE_COUNT]; + int_mv best_ref_mv; + int_mv *mode_mv; + MB_PREDICTION_MODE this_mode; + int num00; + int best_mode_index = 0; + BEST_MODE best_mode; + + int i; + int mode_index; + int mdcounts[4]; + int rate; + RATE_DISTORTION rd; + int uv_intra_rate, uv_intra_distortion, uv_intra_rate_tokenonly; + int uv_intra_tteob = 0; + int uv_intra_done = 0; + + MB_PREDICTION_MODE uv_intra_mode = 0; + int_mv mvp; + int near_sadidx[8] = {0, 1, 2, 3, 4, 5, 6, 7}; + int saddone=0; + /* search range got from mv_pred(). It uses step_param levels. (0-7) */ + int sr=0; + + unsigned char *plane[4][3]; + int ref_frame_map[4]; + int sign_bias = 0; + + int intra_rd_penalty = 10* vp8_dc_quant(cpi->common.base_qindex, + cpi->common.y1dc_delta_q); + +#if CONFIG_TEMPORAL_DENOISING + unsigned int zero_mv_sse = UINT_MAX, best_sse = UINT_MAX, + best_rd_sse = UINT_MAX; +#endif + + mode_mv = mode_mv_sb[sign_bias]; + best_ref_mv.as_int = 0; + best_mode.rd = INT_MAX; + best_mode.yrd = INT_MAX; + best_mode.intra_rd = INT_MAX; + memset(mode_mv_sb, 0, sizeof(mode_mv_sb)); + memset(&best_mode.mbmode, 0, sizeof(best_mode.mbmode)); + memset(&best_mode.bmodes, 0, sizeof(best_mode.bmodes)); + + /* Setup search priorities */ + get_reference_search_order(cpi, ref_frame_map); + + /* Check to see if there is at least 1 valid reference frame that we need + * to calculate near_mvs. + */ + if (ref_frame_map[1] > 0) + { + sign_bias = vp8_find_near_mvs_bias(&x->e_mbd, + x->e_mbd.mode_info_context, + mode_mv_sb, + best_ref_mv_sb, + mdcounts, + ref_frame_map[1], + cpi->common.ref_frame_sign_bias); + + mode_mv = mode_mv_sb[sign_bias]; + best_ref_mv.as_int = best_ref_mv_sb[sign_bias].as_int; + } + + get_predictor_pointers(cpi, plane, recon_yoffset, recon_uvoffset); + + *returnintra = INT_MAX; + /* Count of the number of MBs tested so far this frame */ + x->mbs_tested_so_far++; + + x->skip = 0; + + for (mode_index = 0; mode_index < MAX_MODES; mode_index++) + { + int this_rd = INT_MAX; + int disable_skip = 0; + int other_cost = 0; + int this_ref_frame = ref_frame_map[vp8_ref_frame_order[mode_index]]; + + /* Test best rd so far against threshold for trying this mode. */ + if (best_mode.rd <= x->rd_threshes[mode_index]) + continue; + + if (this_ref_frame < 0) + continue; + + /* These variables hold are rolling total cost and distortion for + * this mode + */ + rd.rate2 = 0; + rd.distortion2 = 0; + + this_mode = vp8_mode_order[mode_index]; + + x->e_mbd.mode_info_context->mbmi.mode = this_mode; + x->e_mbd.mode_info_context->mbmi.ref_frame = this_ref_frame; + + /* Only consider ZEROMV/ALTREF_FRAME for alt ref frame, + * unless ARNR filtering is enabled in which case we want + * an unfiltered alternative + */ + if (cpi->is_src_frame_alt_ref && (cpi->oxcf.arnr_max_frames == 0)) + { + if (this_mode != ZEROMV || x->e_mbd.mode_info_context->mbmi.ref_frame != ALTREF_FRAME) + continue; + } + + /* everything but intra */ + if (x->e_mbd.mode_info_context->mbmi.ref_frame) + { + x->e_mbd.pre.y_buffer = plane[this_ref_frame][0]; + x->e_mbd.pre.u_buffer = plane[this_ref_frame][1]; + x->e_mbd.pre.v_buffer = plane[this_ref_frame][2]; + + if (sign_bias != cpi->common.ref_frame_sign_bias[this_ref_frame]) + { + sign_bias = cpi->common.ref_frame_sign_bias[this_ref_frame]; + mode_mv = mode_mv_sb[sign_bias]; + best_ref_mv.as_int = best_ref_mv_sb[sign_bias].as_int; + } + } + + /* Check to see if the testing frequency for this mode is at its + * max If so then prevent it from being tested and increase the + * threshold for its testing + */ + if (x->mode_test_hit_counts[mode_index] && (cpi->mode_check_freq[mode_index] > 1)) + { + if (x->mbs_tested_so_far <= cpi->mode_check_freq[mode_index] * x->mode_test_hit_counts[mode_index]) + { + /* Increase the threshold for coding this mode to make it + * less likely to be chosen + */ + x->rd_thresh_mult[mode_index] += 4; + + if (x->rd_thresh_mult[mode_index] > MAX_THRESHMULT) + x->rd_thresh_mult[mode_index] = MAX_THRESHMULT; + + x->rd_threshes[mode_index] = + (cpi->rd_baseline_thresh[mode_index] >> 7) * + x->rd_thresh_mult[mode_index]; + + continue; + } + } + + /* We have now reached the point where we are going to test the + * current mode so increment the counter for the number of times + * it has been tested + */ + x->mode_test_hit_counts[mode_index] ++; + + /* Experimental code. Special case for gf and arf zeromv modes. + * Increase zbin size to supress noise + */ + if (x->zbin_mode_boost_enabled) + { + if ( this_ref_frame == INTRA_FRAME ) + x->zbin_mode_boost = 0; + else + { + if (vp8_mode_order[mode_index] == ZEROMV) + { + if (this_ref_frame != LAST_FRAME) + x->zbin_mode_boost = GF_ZEROMV_ZBIN_BOOST; + else + x->zbin_mode_boost = LF_ZEROMV_ZBIN_BOOST; + } + else if (vp8_mode_order[mode_index] == SPLITMV) + x->zbin_mode_boost = 0; + else + x->zbin_mode_boost = MV_ZBIN_BOOST; + } + + vp8_update_zbin_extra(cpi, x); + } + + if(!uv_intra_done && this_ref_frame == INTRA_FRAME) + { + rd_pick_intra_mbuv_mode(x, &uv_intra_rate, + &uv_intra_rate_tokenonly, + &uv_intra_distortion); + uv_intra_mode = x->e_mbd.mode_info_context->mbmi.uv_mode; + + /* + * Total of the eobs is used later to further adjust rate2. Since uv + * block's intra eobs will be overwritten when we check inter modes, + * we need to save uv_intra_tteob here. + */ + for (i = 16; i < 24; i++) + uv_intra_tteob += x->e_mbd.eobs[i]; + + uv_intra_done = 1; + } + + switch (this_mode) + { + case B_PRED: + { + int tmp_rd; + + /* Note the rate value returned here includes the cost of + * coding the BPRED mode: x->mbmode_cost[x->e_mbd.frame_type][BPRED] + */ + int distortion; + tmp_rd = rd_pick_intra4x4mby_modes(x, &rate, &rd.rate_y, &distortion, best_mode.yrd); + rd.rate2 += rate; + rd.distortion2 += distortion; + + if(tmp_rd < best_mode.yrd) + { + rd.rate2 += uv_intra_rate; + rd.rate_uv = uv_intra_rate_tokenonly; + rd.distortion2 += uv_intra_distortion; + rd.distortion_uv = uv_intra_distortion; + } + else + { + this_rd = INT_MAX; + disable_skip = 1; + } + } + break; + + case SPLITMV: + { + int tmp_rd; + int this_rd_thresh; + int distortion; + + this_rd_thresh = (vp8_ref_frame_order[mode_index] == 1) ? + x->rd_threshes[THR_NEW1] : x->rd_threshes[THR_NEW3]; + this_rd_thresh = (vp8_ref_frame_order[mode_index] == 2) ? + x->rd_threshes[THR_NEW2] : this_rd_thresh; + + tmp_rd = vp8_rd_pick_best_mbsegmentation(cpi, x, &best_ref_mv, + best_mode.yrd, mdcounts, + &rate, &rd.rate_y, &distortion, this_rd_thresh) ; + + rd.rate2 += rate; + rd.distortion2 += distortion; + + /* If even the 'Y' rd value of split is higher than best so far + * then dont bother looking at UV + */ + if (tmp_rd < best_mode.yrd) + { + /* Now work out UV cost and add it in */ + rd_inter4x4_uv(cpi, x, &rd.rate_uv, &rd.distortion_uv, cpi->common.full_pixel); + rd.rate2 += rd.rate_uv; + rd.distortion2 += rd.distortion_uv; + } + else + { + this_rd = INT_MAX; + disable_skip = 1; + } + } + break; + case DC_PRED: + case V_PRED: + case H_PRED: + case TM_PRED: + { + int distortion; + x->e_mbd.mode_info_context->mbmi.ref_frame = INTRA_FRAME; + + vp8_build_intra_predictors_mby_s(xd, + xd->dst.y_buffer - xd->dst.y_stride, + xd->dst.y_buffer - 1, + xd->dst.y_stride, + xd->predictor, + 16); + macro_block_yrd(x, &rd.rate_y, &distortion) ; + rd.rate2 += rd.rate_y; + rd.distortion2 += distortion; + rd.rate2 += x->mbmode_cost[x->e_mbd.frame_type][x->e_mbd.mode_info_context->mbmi.mode]; + rd.rate2 += uv_intra_rate; + rd.rate_uv = uv_intra_rate_tokenonly; + rd.distortion2 += uv_intra_distortion; + rd.distortion_uv = uv_intra_distortion; + } + break; + + case NEWMV: + { + int thissme; + int bestsme = INT_MAX; + int step_param = cpi->sf.first_step; + int further_steps; + int n; + int do_refine=1; /* If last step (1-away) of n-step search doesn't pick the center point as the best match, + we will do a final 1-away diamond refining search */ + + int sadpb = x->sadperbit16; + int_mv mvp_full; + + int col_min = ((best_ref_mv.as_mv.col+7)>>3) - MAX_FULL_PEL_VAL; + int row_min = ((best_ref_mv.as_mv.row+7)>>3) - MAX_FULL_PEL_VAL; + int col_max = (best_ref_mv.as_mv.col>>3) + MAX_FULL_PEL_VAL; + int row_max = (best_ref_mv.as_mv.row>>3) + MAX_FULL_PEL_VAL; + + int tmp_col_min = x->mv_col_min; + int tmp_col_max = x->mv_col_max; + int tmp_row_min = x->mv_row_min; + int tmp_row_max = x->mv_row_max; + + if(!saddone) + { + vp8_cal_sad(cpi,xd,x, recon_yoffset ,&near_sadidx[0] ); + saddone = 1; + } + + vp8_mv_pred(cpi, &x->e_mbd, x->e_mbd.mode_info_context, &mvp, + x->e_mbd.mode_info_context->mbmi.ref_frame, cpi->common.ref_frame_sign_bias, &sr, &near_sadidx[0]); + + mvp_full.as_mv.col = mvp.as_mv.col>>3; + mvp_full.as_mv.row = mvp.as_mv.row>>3; + + /* Get intersection of UMV window and valid MV window to + * reduce # of checks in diamond search. + */ + if (x->mv_col_min < col_min ) + x->mv_col_min = col_min; + if (x->mv_col_max > col_max ) + x->mv_col_max = col_max; + if (x->mv_row_min < row_min ) + x->mv_row_min = row_min; + if (x->mv_row_max > row_max ) + x->mv_row_max = row_max; + + /* adjust search range according to sr from mv prediction */ + if(sr > step_param) + step_param = sr; + + /* Initial step/diamond search */ + { + bestsme = cpi->diamond_search_sad(x, b, d, &mvp_full, &d->bmi.mv, + step_param, sadpb, &num00, + &cpi->fn_ptr[BLOCK_16X16], + x->mvcost, &best_ref_mv); + mode_mv[NEWMV].as_int = d->bmi.mv.as_int; + + /* Further step/diamond searches as necessary */ + further_steps = (cpi->sf.max_step_search_steps - 1) - step_param; + + n = num00; + num00 = 0; + + /* If there won't be more n-step search, check to see if refining search is needed. */ + if (n > further_steps) + do_refine = 0; + + while (n < further_steps) + { + n++; + + if (num00) + num00--; + else + { + thissme = cpi->diamond_search_sad(x, b, d, &mvp_full, + &d->bmi.mv, step_param + n, sadpb, &num00, + &cpi->fn_ptr[BLOCK_16X16], x->mvcost, + &best_ref_mv); + + /* check to see if refining search is needed. */ + if (num00 > (further_steps-n)) + do_refine = 0; + + if (thissme < bestsme) + { + bestsme = thissme; + mode_mv[NEWMV].as_int = d->bmi.mv.as_int; + } + else + { + d->bmi.mv.as_int = mode_mv[NEWMV].as_int; + } + } + } + } + + /* final 1-away diamond refining search */ + if (do_refine == 1) + { + int search_range; + + search_range = 8; + + thissme = cpi->refining_search_sad(x, b, d, &d->bmi.mv, sadpb, + search_range, &cpi->fn_ptr[BLOCK_16X16], + x->mvcost, &best_ref_mv); + + if (thissme < bestsme) + { + bestsme = thissme; + mode_mv[NEWMV].as_int = d->bmi.mv.as_int; + } + else + { + d->bmi.mv.as_int = mode_mv[NEWMV].as_int; + } + } + + x->mv_col_min = tmp_col_min; + x->mv_col_max = tmp_col_max; + x->mv_row_min = tmp_row_min; + x->mv_row_max = tmp_row_max; + + if (bestsme < INT_MAX) + { + int dis; /* TODO: use dis in distortion calculation later. */ + unsigned int sse; + cpi->find_fractional_mv_step(x, b, d, &d->bmi.mv, &best_ref_mv, + x->errorperbit, + &cpi->fn_ptr[BLOCK_16X16], + x->mvcost, &dis, &sse); + } + + mode_mv[NEWMV].as_int = d->bmi.mv.as_int; + + /* Add the new motion vector cost to our rolling cost variable */ + rd.rate2 += vp8_mv_bit_cost(&mode_mv[NEWMV], &best_ref_mv, x->mvcost, 96); + } + + case NEARESTMV: + case NEARMV: + /* Clip "next_nearest" so that it does not extend to far out + * of image + */ + vp8_clamp_mv2(&mode_mv[this_mode], xd); + + /* Do not bother proceeding if the vector (from newmv, nearest + * or near) is 0,0 as this should then be coded using the zeromv + * mode. + */ + if (((this_mode == NEARMV) || (this_mode == NEARESTMV)) && (mode_mv[this_mode].as_int == 0)) + continue; + + case ZEROMV: + + /* Trap vectors that reach beyond the UMV borders + * Note that ALL New MV, Nearest MV Near MV and Zero MV code + * drops through to this point because of the lack of break + * statements in the previous two cases. + */ + if (((mode_mv[this_mode].as_mv.row >> 3) < x->mv_row_min) || ((mode_mv[this_mode].as_mv.row >> 3) > x->mv_row_max) || + ((mode_mv[this_mode].as_mv.col >> 3) < x->mv_col_min) || ((mode_mv[this_mode].as_mv.col >> 3) > x->mv_col_max)) + continue; + + vp8_set_mbmode_and_mvs(x, this_mode, &mode_mv[this_mode]); + this_rd = evaluate_inter_mode_rd(mdcounts, &rd, + &disable_skip, cpi, x); + break; + + default: + break; + } + + this_rd = calculate_final_rd_costs(this_rd, &rd, &other_cost, + disable_skip, uv_intra_tteob, + intra_rd_penalty, cpi, x); + + /* Keep record of best intra distortion */ + if ((x->e_mbd.mode_info_context->mbmi.ref_frame == INTRA_FRAME) && + (this_rd < best_mode.intra_rd) ) + { + best_mode.intra_rd = this_rd; + *returnintra = rd.distortion2 ; + } +#if CONFIG_TEMPORAL_DENOISING + if (cpi->oxcf.noise_sensitivity) + { + unsigned int sse; + vp8_get_inter_mbpred_error(x,&cpi->fn_ptr[BLOCK_16X16],&sse, + mode_mv[this_mode]); + + if (sse < best_rd_sse) + best_rd_sse = sse; + + /* Store for later use by denoiser. */ + if (this_mode == ZEROMV && sse < zero_mv_sse ) + { + zero_mv_sse = sse; + x->best_zeromv_reference_frame = + x->e_mbd.mode_info_context->mbmi.ref_frame; + } + + /* Store the best NEWMV in x for later use in the denoiser. */ + if (x->e_mbd.mode_info_context->mbmi.mode == NEWMV && + sse < best_sse) + { + best_sse = sse; + vp8_get_inter_mbpred_error(x,&cpi->fn_ptr[BLOCK_16X16],&best_sse, + mode_mv[this_mode]); + x->best_sse_inter_mode = NEWMV; + x->best_sse_mv = x->e_mbd.mode_info_context->mbmi.mv; + x->need_to_clamp_best_mvs = + x->e_mbd.mode_info_context->mbmi.need_to_clamp_mvs; + x->best_reference_frame = + x->e_mbd.mode_info_context->mbmi.ref_frame; + } + } +#endif + + /* Did this mode help.. i.i is it the new best mode */ + if (this_rd < best_mode.rd || x->skip) + { + /* Note index of best mode so far */ + best_mode_index = mode_index; + *returnrate = rd.rate2; + *returndistortion = rd.distortion2; + if (this_mode <= B_PRED) + { + x->e_mbd.mode_info_context->mbmi.uv_mode = uv_intra_mode; + /* required for left and above block mv */ + x->e_mbd.mode_info_context->mbmi.mv.as_int = 0; + } + update_best_mode(&best_mode, this_rd, &rd, other_cost, x); + + + /* Testing this mode gave rise to an improvement in best error + * score. Lower threshold a bit for next time + */ + x->rd_thresh_mult[mode_index] = + (x->rd_thresh_mult[mode_index] >= (MIN_THRESHMULT + 2)) ? + x->rd_thresh_mult[mode_index] - 2 : MIN_THRESHMULT; + } + + /* If the mode did not help improve the best error case then raise + * the threshold for testing that mode next time around. + */ + else + { + x->rd_thresh_mult[mode_index] += 4; + + if (x->rd_thresh_mult[mode_index] > MAX_THRESHMULT) + x->rd_thresh_mult[mode_index] = MAX_THRESHMULT; + } + x->rd_threshes[mode_index] = + (cpi->rd_baseline_thresh[mode_index] >> 7) * + x->rd_thresh_mult[mode_index]; + + if (x->skip) + break; + + } + + /* Reduce the activation RD thresholds for the best choice mode */ + if ((cpi->rd_baseline_thresh[best_mode_index] > 0) && (cpi->rd_baseline_thresh[best_mode_index] < (INT_MAX >> 2))) + { + int best_adjustment = (x->rd_thresh_mult[best_mode_index] >> 2); + + x->rd_thresh_mult[best_mode_index] = + (x->rd_thresh_mult[best_mode_index] >= + (MIN_THRESHMULT + best_adjustment)) ? + x->rd_thresh_mult[best_mode_index] - best_adjustment : + MIN_THRESHMULT; + x->rd_threshes[best_mode_index] = + (cpi->rd_baseline_thresh[best_mode_index] >> 7) * + x->rd_thresh_mult[best_mode_index]; + } + +#if CONFIG_TEMPORAL_DENOISING + if (cpi->oxcf.noise_sensitivity) + { + int block_index = mb_row * cpi->common.mb_cols + mb_col; + if (x->best_sse_inter_mode == DC_PRED) + { + /* No best MV found. */ + x->best_sse_inter_mode = best_mode.mbmode.mode; + x->best_sse_mv = best_mode.mbmode.mv; + x->need_to_clamp_best_mvs = best_mode.mbmode.need_to_clamp_mvs; + x->best_reference_frame = best_mode.mbmode.ref_frame; + best_sse = best_rd_sse; + } + vp8_denoiser_denoise_mb(&cpi->denoiser, x, best_sse, zero_mv_sse, + recon_yoffset, recon_uvoffset, + &cpi->common.lf_info, mb_row, mb_col, + block_index); + + /* Reevaluate ZEROMV after denoising. */ + if (best_mode.mbmode.ref_frame == INTRA_FRAME && + x->best_zeromv_reference_frame != INTRA_FRAME) + { + int this_rd = INT_MAX; + int disable_skip = 0; + int other_cost = 0; + int this_ref_frame = x->best_zeromv_reference_frame; + rd.rate2 = x->ref_frame_cost[this_ref_frame] + + vp8_cost_mv_ref(ZEROMV, mdcounts); + rd.distortion2 = 0; + + /* set up the proper prediction buffers for the frame */ + x->e_mbd.mode_info_context->mbmi.ref_frame = this_ref_frame; + x->e_mbd.pre.y_buffer = plane[this_ref_frame][0]; + x->e_mbd.pre.u_buffer = plane[this_ref_frame][1]; + x->e_mbd.pre.v_buffer = plane[this_ref_frame][2]; + + x->e_mbd.mode_info_context->mbmi.mode = ZEROMV; + x->e_mbd.mode_info_context->mbmi.uv_mode = DC_PRED; + x->e_mbd.mode_info_context->mbmi.mv.as_int = 0; + + this_rd = evaluate_inter_mode_rd(mdcounts, &rd, &disable_skip, cpi, x); + this_rd = calculate_final_rd_costs(this_rd, &rd, &other_cost, + disable_skip, uv_intra_tteob, + intra_rd_penalty, cpi, x); + if (this_rd < best_mode.rd || x->skip) + { + *returnrate = rd.rate2; + *returndistortion = rd.distortion2; + update_best_mode(&best_mode, this_rd, &rd, other_cost, x); + } + } + + } +#endif + + if (cpi->is_src_frame_alt_ref && + (best_mode.mbmode.mode != ZEROMV || best_mode.mbmode.ref_frame != ALTREF_FRAME)) + { + x->e_mbd.mode_info_context->mbmi.mode = ZEROMV; + x->e_mbd.mode_info_context->mbmi.ref_frame = ALTREF_FRAME; + x->e_mbd.mode_info_context->mbmi.mv.as_int = 0; + x->e_mbd.mode_info_context->mbmi.uv_mode = DC_PRED; + x->e_mbd.mode_info_context->mbmi.mb_skip_coeff = + (cpi->common.mb_no_coeff_skip); + x->e_mbd.mode_info_context->mbmi.partitioning = 0; + return; + } + + + /* macroblock modes */ + memcpy(&x->e_mbd.mode_info_context->mbmi, &best_mode.mbmode, sizeof(MB_MODE_INFO)); + + if (best_mode.mbmode.mode == B_PRED) + { + for (i = 0; i < 16; i++) + xd->mode_info_context->bmi[i].as_mode = best_mode.bmodes[i].as_mode; + } + + if (best_mode.mbmode.mode == SPLITMV) + { + for (i = 0; i < 16; i++) + xd->mode_info_context->bmi[i].mv.as_int = best_mode.bmodes[i].mv.as_int; + + memcpy(x->partition_info, &best_mode.partition, sizeof(PARTITION_INFO)); + + x->e_mbd.mode_info_context->mbmi.mv.as_int = + x->partition_info->bmi[15].mv.as_int; + } + + if (sign_bias + != cpi->common.ref_frame_sign_bias[xd->mode_info_context->mbmi.ref_frame]) + best_ref_mv.as_int = best_ref_mv_sb[!sign_bias].as_int; + + rd_update_mvcount(x, &best_ref_mv); +} + +void vp8_rd_pick_intra_mode(MACROBLOCK *x, int *rate_) +{ + int error4x4, error16x16; + int rate4x4, rate16x16 = 0, rateuv; + int dist4x4, dist16x16, distuv; + int rate; + int rate4x4_tokenonly = 0; + int rate16x16_tokenonly = 0; + int rateuv_tokenonly = 0; + + x->e_mbd.mode_info_context->mbmi.ref_frame = INTRA_FRAME; + + rd_pick_intra_mbuv_mode(x, &rateuv, &rateuv_tokenonly, &distuv); + rate = rateuv; + + error16x16 = rd_pick_intra16x16mby_mode(x, &rate16x16, &rate16x16_tokenonly, + &dist16x16); + + error4x4 = rd_pick_intra4x4mby_modes(x, &rate4x4, &rate4x4_tokenonly, + &dist4x4, error16x16); + + if (error4x4 < error16x16) + { + x->e_mbd.mode_info_context->mbmi.mode = B_PRED; + rate += rate4x4; + } + else + { + rate += rate16x16; + } + + *rate_ = rate; +} -- cgit v1.2.3