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-rw-r--r--media/libvpx/vp8/encoder/rdopt.c2644
1 files changed, 2644 insertions, 0 deletions
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 <stdio.h>
+#include <math.h>
+#include <limits.h>
+#include <assert.h>
+#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; i<vcnt; i++)
+ {
+ mvx[i] = near_mvs[i].as_mv.row;
+ mvy[i] = near_mvs[i].as_mv.col;
+ }
+
+ insertsortmv(mvx, vcnt);
+ insertsortmv(mvy, vcnt);
+ mv.as_mv.row = mvx[vcnt/2];
+ mv.as_mv.col = mvy[vcnt/2];
+
+ /* sr is set to 0 to allow calling function to decide the search
+ * range.
+ */
+ *sr = 0;
+ }
+ }
+
+ /* Set up return values */
+ mvp->as_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;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-27 03:22:51 +0000