* be found in the AUTHORS file in the root of the source tree.
*/
-
#include <limits.h>
#include "vpx_config.h"
#include "./vpx_dsp_rtcd.h"
#include "vp8/common/findnearmv.h"
#include "encodemb.h"
#include "vp8/common/reconinter.h"
+#include "vp8/common/reconintra.h"
#include "vp8/common/reconintra4x4.h"
#include "vpx_dsp/variance.h"
#include "mcomp.h"
#include "rdopt.h"
+#include "vpx_dsp/vpx_dsp_common.h"
#include "vpx_mem/vpx_mem.h"
#if CONFIG_TEMPORAL_DENOISING
#include "denoising.h"
extern unsigned int cnt_pm;
#endif
+#define MODEL_MODE 1
+
extern const int vp8_ref_frame_order[MAX_MODES];
extern const MB_PREDICTION_MODE vp8_mode_order[MAX_MODES];
// skin color classifier is defined.
// Fixed-point skin color model parameters.
-static const int skin_mean[2] = {7463, 9614}; // q6
-static const int skin_inv_cov[4] = {4107, 1663, 1663, 2157}; // q16
-static const int skin_threshold = 1570636; // q18
+static const int skin_mean[5][2] = { { 7463, 9614 },
+ { 6400, 10240 },
+ { 7040, 10240 },
+ { 8320, 9280 },
+ { 6800, 9614 } };
+static const int skin_inv_cov[4] = { 4107, 1663, 1663, 2157 }; // q16
+static const int skin_threshold[6] = { 1570636, 1400000, 800000,
+ 800000, 800000, 800000 }; // q18
// Evaluates the Mahalanobis distance measure for the input CbCr values.
-static int evaluate_skin_color_difference(int cb, int cr)
-{
+static int evaluate_skin_color_difference(int cb, int cr, int idx) {
const int cb_q6 = cb << 6;
const int cr_q6 = cr << 6;
- const int cb_diff_q12 = (cb_q6 - skin_mean[0]) * (cb_q6 - skin_mean[0]);
- const int cbcr_diff_q12 = (cb_q6 - skin_mean[0]) * (cr_q6 - skin_mean[1]);
- const int cr_diff_q12 = (cr_q6 - skin_mean[1]) * (cr_q6 - skin_mean[1]);
+ const int cb_diff_q12 =
+ (cb_q6 - skin_mean[idx][0]) * (cb_q6 - skin_mean[idx][0]);
+ const int cbcr_diff_q12 =
+ (cb_q6 - skin_mean[idx][0]) * (cr_q6 - skin_mean[idx][1]);
+ const int cr_diff_q12 =
+ (cr_q6 - skin_mean[idx][1]) * (cr_q6 - skin_mean[idx][1]);
const int cb_diff_q2 = (cb_diff_q12 + (1 << 9)) >> 10;
const int cbcr_diff_q2 = (cbcr_diff_q12 + (1 << 9)) >> 10;
const int cr_diff_q2 = (cr_diff_q12 + (1 << 9)) >> 10;
- const int skin_diff = skin_inv_cov[0] * cb_diff_q2 +
- skin_inv_cov[1] * cbcr_diff_q2 +
- skin_inv_cov[2] * cbcr_diff_q2 +
- skin_inv_cov[3] * cr_diff_q2;
+ const int skin_diff =
+ skin_inv_cov[0] * cb_diff_q2 + skin_inv_cov[1] * cbcr_diff_q2 +
+ skin_inv_cov[2] * cbcr_diff_q2 + skin_inv_cov[3] * cr_diff_q2;
return skin_diff;
}
-static int macroblock_corner_grad(unsigned char* signal, int stride,
- int offsetx, int offsety, int sgnx, int sgny)
-{
+// Checks if the input yCbCr values corresponds to skin color.
+static int is_skin_color(int y, int cb, int cr, int consec_zeromv) {
+ if (y < 40 || y > 220) {
+ return 0;
+ } else {
+ if (MODEL_MODE == 0) {
+ return (evaluate_skin_color_difference(cb, cr, 0) < skin_threshold[0]);
+ } else {
+ int i = 0;
+ // No skin if block has been zero motion for long consecutive time.
+ if (consec_zeromv > 60) return 0;
+ // Exit on grey.
+ if (cb == 128 && cr == 128) return 0;
+ // Exit on very strong cb.
+ if (cb > 150 && cr < 110) return 0;
+ for (; i < 5; ++i) {
+ int skin_color_diff = evaluate_skin_color_difference(cb, cr, i);
+ if (skin_color_diff < skin_threshold[i + 1]) {
+ if (y < 60 && skin_color_diff > 3 * (skin_threshold[i + 1] >> 2)) {
+ return 0;
+ } else if (consec_zeromv > 25 &&
+ skin_color_diff > (skin_threshold[i + 1] >> 1)) {
+ return 0;
+ } else {
+ return 1;
+ }
+ }
+ // Exit if difference is much large than the threshold.
+ if (skin_color_diff > (skin_threshold[i + 1] << 3)) {
+ return 0;
+ }
+ }
+ return 0;
+ }
+ }
+}
+
+static int macroblock_corner_grad(unsigned char *signal, int stride,
+ int offsetx, int offsety, int sgnx,
+ int sgny) {
int y1 = signal[offsetx * stride + offsety];
int y2 = signal[offsetx * stride + offsety + sgny];
int y3 = signal[(offsetx + sgnx) * stride + offsety];
int y4 = signal[(offsetx + sgnx) * stride + offsety + sgny];
- return MAX(MAX(abs(y1 - y2), abs(y1 - y3)), abs(y1 - y4));
+ return VPXMAX(VPXMAX(abs(y1 - y2), abs(y1 - y3)), abs(y1 - y4));
}
-static int check_dot_artifact_candidate(VP8_COMP *cpi,
- MACROBLOCK *x,
- unsigned char *target_last,
- int stride,
- unsigned char* last_ref,
- int mb_row,
- int mb_col,
- int channel)
-{
+static int check_dot_artifact_candidate(VP8_COMP *cpi, MACROBLOCK *x,
+ unsigned char *target_last, int stride,
+ unsigned char *last_ref, int mb_row,
+ int mb_col, int channel) {
int threshold1 = 6;
int threshold2 = 3;
unsigned int max_num = (cpi->common.MBs) / 10;
if (channel > 0) {
shift = 7;
}
- if (cpi->oxcf.number_of_layers > 1)
- {
+ if (cpi->oxcf.number_of_layers > 1) {
num_frames = 20;
}
x->zero_last_dot_suppress = 0;
if (cpi->current_layer == 0 &&
cpi->consec_zero_last_mvbias[index] > num_frames &&
x->mbs_zero_last_dot_suppress < max_num &&
- !cpi->oxcf.screen_content_mode)
- {
+ !cpi->oxcf.screen_content_mode) {
// If this block is checked here, label it so we don't check it again until
// ~|x| framaes later.
x->zero_last_dot_suppress = 1;
// Top-left:
grad_last = macroblock_corner_grad(last_ref, stride, 0, 0, 1, 1);
grad_source = macroblock_corner_grad(target_last, stride, 0, 0, 1, 1);
- if (grad_last >= threshold1 && grad_source <= threshold2)
- {
- x->mbs_zero_last_dot_suppress++;
- return 1;
+ if (grad_last >= threshold1 && grad_source <= threshold2) {
+ x->mbs_zero_last_dot_suppress++;
+ return 1;
}
// Top-right:
grad_last = macroblock_corner_grad(last_ref, stride, 0, shift, 1, -1);
grad_source = macroblock_corner_grad(target_last, stride, 0, shift, 1, -1);
- if (grad_last >= threshold1 && grad_source <= threshold2)
- {
+ if (grad_last >= threshold1 && grad_source <= threshold2) {
x->mbs_zero_last_dot_suppress++;
return 1;
}
// Bottom-left:
grad_last = macroblock_corner_grad(last_ref, stride, shift, 0, -1, 1);
grad_source = macroblock_corner_grad(target_last, stride, shift, 0, -1, 1);
- if (grad_last >= threshold1 && grad_source <= threshold2)
- {
+ if (grad_last >= threshold1 && grad_source <= threshold2) {
x->mbs_zero_last_dot_suppress++;
return 1;
}
// Bottom-right:
grad_last = macroblock_corner_grad(last_ref, stride, shift, shift, -1, -1);
- grad_source = macroblock_corner_grad(target_last, stride, shift, shift, -1, -1);
- if (grad_last >= threshold1 && grad_source <= threshold2)
- {
+ grad_source =
+ macroblock_corner_grad(target_last, stride, shift, shift, -1, -1);
+ if (grad_last >= threshold1 && grad_source <= threshold2) {
x->mbs_zero_last_dot_suppress++;
return 1;
}
return 0;
}
-// Checks if the input yCbCr values corresponds to skin color.
-static int is_skin_color(int y, int cb, int cr)
-{
- if (y < 40 || y > 220)
- {
- return 0;
- }
- return (evaluate_skin_color_difference(cb, cr) < skin_threshold);
-}
-
int vp8_skip_fractional_mv_step(MACROBLOCK *mb, BLOCK *b, BLOCKD *d,
int_mv *bestmv, int_mv *ref_mv,
int error_per_bit,
const vp8_variance_fn_ptr_t *vfp,
int *mvcost[2], int *distortion,
- unsigned int *sse)
-{
- (void) b;
- (void) d;
- (void) ref_mv;
- (void) error_per_bit;
- (void) vfp;
- (void) mb;
- (void) mvcost;
- (void) distortion;
- (void) sse;
- bestmv->as_mv.row <<= 3;
- bestmv->as_mv.col <<= 3;
- return 0;
-}
-
-
-int vp8_get_inter_mbpred_error(MACROBLOCK *mb,
- const vp8_variance_fn_ptr_t *vfp,
- unsigned int *sse,
- int_mv this_mv)
-{
-
- BLOCK *b = &mb->block[0];
- BLOCKD *d = &mb->e_mbd.block[0];
- unsigned char *what = (*(b->base_src) + b->src);
- int what_stride = b->src_stride;
- int pre_stride = mb->e_mbd.pre.y_stride;
- unsigned char *in_what = mb->e_mbd.pre.y_buffer + d->offset ;
- int in_what_stride = pre_stride;
- int xoffset = this_mv.as_mv.col & 7;
- int yoffset = this_mv.as_mv.row & 7;
-
- in_what += (this_mv.as_mv.row >> 3) * pre_stride + (this_mv.as_mv.col >> 3);
-
- if (xoffset | yoffset)
- {
- return vfp->svf(in_what, in_what_stride, xoffset, yoffset, what, what_stride, sse);
- }
- else
- {
- return vfp->vf(what, what_stride, in_what, in_what_stride, sse);
- }
-
+ unsigned int *sse) {
+ (void)b;
+ (void)d;
+ (void)ref_mv;
+ (void)error_per_bit;
+ (void)vfp;
+ (void)mb;
+ (void)mvcost;
+ (void)distortion;
+ (void)sse;
+ bestmv->as_mv.row <<= 3;
+ bestmv->as_mv.col <<= 3;
+ return 0;
}
-static int get_prediction_error(BLOCK *be, BLOCKD *b)
-{
- unsigned char *sptr;
- unsigned char *dptr;
- sptr = (*(be->base_src) + be->src);
- dptr = b->predictor;
-
- return vpx_get4x4sse_cs(sptr, be->src_stride, dptr, 16);
-
+int vp8_get_inter_mbpred_error(MACROBLOCK *mb, const vp8_variance_fn_ptr_t *vfp,
+ unsigned int *sse, int_mv this_mv) {
+ BLOCK *b = &mb->block[0];
+ BLOCKD *d = &mb->e_mbd.block[0];
+ unsigned char *what = (*(b->base_src) + b->src);
+ int what_stride = b->src_stride;
+ int pre_stride = mb->e_mbd.pre.y_stride;
+ unsigned char *in_what = mb->e_mbd.pre.y_buffer + d->offset;
+ int in_what_stride = pre_stride;
+ int xoffset = this_mv.as_mv.col & 7;
+ int yoffset = this_mv.as_mv.row & 7;
+
+ in_what += (this_mv.as_mv.row >> 3) * pre_stride + (this_mv.as_mv.col >> 3);
+
+ if (xoffset | yoffset) {
+ return vfp->svf(in_what, in_what_stride, xoffset, yoffset, what,
+ what_stride, sse);
+ } else {
+ return vfp->vf(what, what_stride, in_what, in_what_stride, sse);
+ }
}
-static int pick_intra4x4block(
- MACROBLOCK *x,
- int ib,
- B_PREDICTION_MODE *best_mode,
- const int *mode_costs,
-
- int *bestrate,
- int *bestdistortion)
-{
-
- BLOCKD *b = &x->e_mbd.block[ib];
- BLOCK *be = &x->block[ib];
- int dst_stride = x->e_mbd.dst.y_stride;
- unsigned char *dst = x->e_mbd.dst.y_buffer + b->offset;
- B_PREDICTION_MODE mode;
- int best_rd = INT_MAX;
- int rate;
- int distortion;
-
- unsigned char *Above = dst - dst_stride;
- unsigned char *yleft = dst - 1;
- unsigned char top_left = Above[-1];
-
- for (mode = B_DC_PRED; mode <= B_HE_PRED; mode++)
- {
- int this_rd;
-
- rate = mode_costs[mode];
-
- vp8_intra4x4_predict(Above, yleft, dst_stride, mode,
- b->predictor, 16, top_left);
- distortion = get_prediction_error(be, b);
- this_rd = RDCOST(x->rdmult, x->rddiv, rate, distortion);
-
- if (this_rd < best_rd)
- {
- *bestrate = rate;
- *bestdistortion = distortion;
- best_rd = this_rd;
- *best_mode = mode;
- }
- }
+static int get_prediction_error(BLOCK *be, BLOCKD *b) {
+ unsigned char *sptr;
+ unsigned char *dptr;
+ sptr = (*(be->base_src) + be->src);
+ dptr = b->predictor;
- b->bmi.as_mode = *best_mode;
- vp8_encode_intra4x4block(x, ib);
- return best_rd;
+ return vpx_get4x4sse_cs(sptr, be->src_stride, dptr, 16);
}
+static int pick_intra4x4block(MACROBLOCK *x, int ib,
+ B_PREDICTION_MODE *best_mode,
+ const int *mode_costs,
+
+ int *bestrate, int *bestdistortion) {
+ BLOCKD *b = &x->e_mbd.block[ib];
+ BLOCK *be = &x->block[ib];
+ int dst_stride = x->e_mbd.dst.y_stride;
+ unsigned char *dst = x->e_mbd.dst.y_buffer + b->offset;
+ B_PREDICTION_MODE mode;
+ int best_rd = INT_MAX;
+ int rate;
+ int distortion;
+
+ unsigned char *Above = dst - dst_stride;
+ unsigned char *yleft = dst - 1;
+ unsigned char top_left = Above[-1];
+
+ for (mode = B_DC_PRED; mode <= B_HE_PRED; ++mode) {
+ int this_rd;
-static int pick_intra4x4mby_modes
-(
- MACROBLOCK *mb,
- int *Rate,
- int *best_dist
-)
-{
- MACROBLOCKD *const xd = &mb->e_mbd;
- int i;
- int cost = mb->mbmode_cost [xd->frame_type] [B_PRED];
- int error;
- int distortion = 0;
- const int *bmode_costs;
-
- 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(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];
- }
-
-
- pick_intra4x4block(mb, i, &best_mode, bmode_costs, &r, &d);
-
- cost += r;
- distortion += d;
- mic->bmi[i].as_mode = best_mode;
-
- /* Break out case where we have already exceeded best so far value
- * that was passed in
- */
- if (distortion > *best_dist)
- break;
- }
+ rate = mode_costs[mode];
- *Rate = cost;
+ vp8_intra4x4_predict(Above, yleft, dst_stride, mode, b->predictor, 16,
+ top_left);
+ distortion = get_prediction_error(be, b);
+ this_rd = RDCOST(x->rdmult, x->rddiv, rate, distortion);
- if (i == 16)
- {
- *best_dist = distortion;
- error = RDCOST(mb->rdmult, mb->rddiv, cost, distortion);
- }
- else
- {
- *best_dist = INT_MAX;
- error = INT_MAX;
+ if (this_rd < best_rd) {
+ *bestrate = rate;
+ *bestdistortion = distortion;
+ best_rd = this_rd;
+ *best_mode = mode;
}
+ }
- return error;
+ b->bmi.as_mode = *best_mode;
+ vp8_encode_intra4x4block(x, ib);
+ return best_rd;
}
-static void pick_intra_mbuv_mode(MACROBLOCK *mb)
-{
-
- MACROBLOCKD *x = &mb->e_mbd;
- unsigned char *uabove_row = x->dst.u_buffer - x->dst.uv_stride;
- unsigned char *vabove_row = x->dst.v_buffer - x->dst.uv_stride;
- unsigned char *usrc_ptr = (mb->block[16].src + *mb->block[16].base_src);
- unsigned char *vsrc_ptr = (mb->block[20].src + *mb->block[20].base_src);
- int uvsrc_stride = mb->block[16].src_stride;
- unsigned char uleft_col[8];
- unsigned char vleft_col[8];
- unsigned char utop_left = uabove_row[-1];
- unsigned char vtop_left = vabove_row[-1];
- int i, j;
- int expected_udc;
- int expected_vdc;
- int shift;
- int Uaverage = 0;
- int Vaverage = 0;
- int diff;
- int pred_error[4] = {0, 0, 0, 0}, best_error = INT_MAX;
- MB_PREDICTION_MODE UNINITIALIZED_IS_SAFE(best_mode);
-
-
- for (i = 0; i < 8; i++)
- {
- uleft_col[i] = x->dst.u_buffer [i* x->dst.uv_stride -1];
- vleft_col[i] = x->dst.v_buffer [i* x->dst.uv_stride -1];
- }
-
- if (!x->up_available && !x->left_available)
- {
- expected_udc = 128;
- expected_vdc = 128;
- }
- else
- {
- shift = 2;
-
- if (x->up_available)
- {
-
- for (i = 0; i < 8; i++)
- {
- Uaverage += uabove_row[i];
- Vaverage += vabove_row[i];
- }
+static int pick_intra4x4mby_modes(MACROBLOCK *mb, int *Rate, int *best_dist) {
+ MACROBLOCKD *const xd = &mb->e_mbd;
+ int i;
+ int cost = mb->mbmode_cost[xd->frame_type][B_PRED];
+ int error;
+ int distortion = 0;
+ const int *bmode_costs;
- shift ++;
+ intra_prediction_down_copy(xd, xd->dst.y_buffer - xd->dst.y_stride + 16);
- }
+ bmode_costs = mb->inter_bmode_costs;
- if (x->left_available)
- {
- for (i = 0; i < 8; i++)
- {
- Uaverage += uleft_col[i];
- Vaverage += vleft_col[i];
- }
+ for (i = 0; i < 16; ++i) {
+ MODE_INFO *const mic = xd->mode_info_context;
+ const int mis = xd->mode_info_stride;
- shift ++;
+ B_PREDICTION_MODE UNINITIALIZED_IS_SAFE(best_mode);
+ int UNINITIALIZED_IS_SAFE(r), 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);
- expected_udc = (Uaverage + (1 << (shift - 1))) >> shift;
- expected_vdc = (Vaverage + (1 << (shift - 1))) >> shift;
+ bmode_costs = mb->bmode_costs[A][L];
}
+ pick_intra4x4block(mb, i, &best_mode, bmode_costs, &r, &d);
- for (i = 0; i < 8; i++)
- {
- for (j = 0; j < 8; j++)
- {
+ cost += r;
+ distortion += d;
+ mic->bmi[i].as_mode = best_mode;
- int predu = uleft_col[i] + uabove_row[j] - utop_left;
- int predv = vleft_col[i] + vabove_row[j] - vtop_left;
- int u_p, v_p;
+ /* Break out case where we have already exceeded best so far value
+ * that was passed in
+ */
+ if (distortion > *best_dist) break;
+ }
- u_p = usrc_ptr[j];
- v_p = vsrc_ptr[j];
+ *Rate = cost;
- if (predu < 0)
- predu = 0;
+ if (i == 16) {
+ *best_dist = distortion;
+ error = RDCOST(mb->rdmult, mb->rddiv, cost, distortion);
+ } else {
+ *best_dist = INT_MAX;
+ error = INT_MAX;
+ }
- if (predu > 255)
- predu = 255;
+ return error;
+}
- if (predv < 0)
- predv = 0;
+static void pick_intra_mbuv_mode(MACROBLOCK *mb) {
+ MACROBLOCKD *x = &mb->e_mbd;
+ unsigned char *uabove_row = x->dst.u_buffer - x->dst.uv_stride;
+ unsigned char *vabove_row = x->dst.v_buffer - x->dst.uv_stride;
+ unsigned char *usrc_ptr = (mb->block[16].src + *mb->block[16].base_src);
+ unsigned char *vsrc_ptr = (mb->block[20].src + *mb->block[20].base_src);
+ int uvsrc_stride = mb->block[16].src_stride;
+ unsigned char uleft_col[8];
+ unsigned char vleft_col[8];
+ unsigned char utop_left = uabove_row[-1];
+ unsigned char vtop_left = vabove_row[-1];
+ int i, j;
+ int expected_udc;
+ int expected_vdc;
+ int shift;
+ int Uaverage = 0;
+ int Vaverage = 0;
+ int diff;
+ int pred_error[4] = { 0, 0, 0, 0 }, best_error = INT_MAX;
+ MB_PREDICTION_MODE UNINITIALIZED_IS_SAFE(best_mode);
+
+ for (i = 0; i < 8; ++i) {
+ uleft_col[i] = x->dst.u_buffer[i * x->dst.uv_stride - 1];
+ vleft_col[i] = x->dst.v_buffer[i * x->dst.uv_stride - 1];
+ }
- if (predv > 255)
- predv = 255;
+ if (!x->up_available && !x->left_available) {
+ expected_udc = 128;
+ expected_vdc = 128;
+ } else {
+ shift = 2;
+ if (x->up_available) {
+ for (i = 0; i < 8; ++i) {
+ Uaverage += uabove_row[i];
+ Vaverage += vabove_row[i];
+ }
- diff = u_p - expected_udc;
- pred_error[DC_PRED] += diff * diff;
- diff = v_p - expected_vdc;
- pred_error[DC_PRED] += diff * diff;
+ shift++;
+ }
+ if (x->left_available) {
+ for (i = 0; i < 8; ++i) {
+ Uaverage += uleft_col[i];
+ Vaverage += vleft_col[i];
+ }
- diff = u_p - uabove_row[j];
- pred_error[V_PRED] += diff * diff;
- diff = v_p - vabove_row[j];
- pred_error[V_PRED] += diff * diff;
+ shift++;
+ }
+ expected_udc = (Uaverage + (1 << (shift - 1))) >> shift;
+ expected_vdc = (Vaverage + (1 << (shift - 1))) >> shift;
+ }
- diff = u_p - uleft_col[i];
- pred_error[H_PRED] += diff * diff;
- diff = v_p - vleft_col[i];
- pred_error[H_PRED] += diff * diff;
+ for (i = 0; i < 8; ++i) {
+ for (j = 0; j < 8; ++j) {
+ int predu = uleft_col[i] + uabove_row[j] - utop_left;
+ int predv = vleft_col[i] + vabove_row[j] - vtop_left;
+ int u_p, v_p;
+ u_p = usrc_ptr[j];
+ v_p = vsrc_ptr[j];
- diff = u_p - predu;
- pred_error[TM_PRED] += diff * diff;
- diff = v_p - predv;
- pred_error[TM_PRED] += diff * diff;
+ if (predu < 0) predu = 0;
+ if (predu > 255) predu = 255;
- }
+ if (predv < 0) predv = 0;
- usrc_ptr += uvsrc_stride;
- vsrc_ptr += uvsrc_stride;
+ if (predv > 255) predv = 255;
- if (i == 3)
- {
- usrc_ptr = (mb->block[18].src + *mb->block[18].base_src);
- vsrc_ptr = (mb->block[22].src + *mb->block[22].base_src);
- }
+ diff = u_p - expected_udc;
+ pred_error[DC_PRED] += diff * diff;
+ diff = v_p - expected_vdc;
+ pred_error[DC_PRED] += diff * diff;
+ diff = u_p - uabove_row[j];
+ pred_error[V_PRED] += diff * diff;
+ diff = v_p - vabove_row[j];
+ pred_error[V_PRED] += diff * diff;
+ diff = u_p - uleft_col[i];
+ pred_error[H_PRED] += diff * diff;
+ diff = v_p - vleft_col[i];
+ pred_error[H_PRED] += diff * diff;
+ diff = u_p - predu;
+ pred_error[TM_PRED] += diff * diff;
+ diff = v_p - predv;
+ pred_error[TM_PRED] += diff * diff;
}
+ usrc_ptr += uvsrc_stride;
+ vsrc_ptr += uvsrc_stride;
- for (i = DC_PRED; i <= TM_PRED; i++)
- {
- if (best_error > pred_error[i])
- {
- best_error = pred_error[i];
- best_mode = (MB_PREDICTION_MODE)i;
- }
+ if (i == 3) {
+ usrc_ptr = (mb->block[18].src + *mb->block[18].base_src);
+ vsrc_ptr = (mb->block[22].src + *mb->block[22].base_src);
}
+ }
+ for (i = DC_PRED; i <= TM_PRED; ++i) {
+ if (best_error > pred_error[i]) {
+ best_error = pred_error[i];
+ best_mode = (MB_PREDICTION_MODE)i;
+ }
+ }
- mb->e_mbd.mode_info_context->mbmi.uv_mode = best_mode;
-
+ mb->e_mbd.mode_info_context->mbmi.uv_mode = best_mode;
}
-static void update_mvcount(MACROBLOCK *x, int_mv *best_ref_mv)
-{
- MACROBLOCKD *xd = &x->e_mbd;
- /* Split MV modes currently not supported when RD is nopt enabled,
- * therefore, only need to modify MVcount in NEWMV mode. */
- if (xd->mode_info_context->mbmi.mode == NEWMV)
- {
- x->MVcount[0][mv_max+((xd->mode_info_context->mbmi.mv.as_mv.row -
- best_ref_mv->as_mv.row) >> 1)]++;
- x->MVcount[1][mv_max+((xd->mode_info_context->mbmi.mv.as_mv.col -
- best_ref_mv->as_mv.col) >> 1)]++;
- }
+static void update_mvcount(MACROBLOCK *x, int_mv *best_ref_mv) {
+ MACROBLOCKD *xd = &x->e_mbd;
+ /* Split MV modes currently not supported when RD is nopt enabled,
+ * therefore, only need to modify MVcount in NEWMV mode. */
+ if (xd->mode_info_context->mbmi.mode == NEWMV) {
+ x->MVcount[0][mv_max + ((xd->mode_info_context->mbmi.mv.as_mv.row -
+ best_ref_mv->as_mv.row) >>
+ 1)]++;
+ x->MVcount[1][mv_max + ((xd->mode_info_context->mbmi.mv.as_mv.col -
+ best_ref_mv->as_mv.col) >>
+ 1)]++;
+ }
}
-
#if CONFIG_MULTI_RES_ENCODING
-static
-void get_lower_res_motion_info(VP8_COMP *cpi, MACROBLOCKD *xd, int *dissim,
- int *parent_ref_frame,
- MB_PREDICTION_MODE *parent_mode,
- int_mv *parent_ref_mv, int mb_row, int mb_col)
-{
- LOWER_RES_MB_INFO* store_mode_info
- = ((LOWER_RES_FRAME_INFO*)cpi->oxcf.mr_low_res_mode_info)->mb_info;
- unsigned int parent_mb_index;
-
- /* Consider different down_sampling_factor. */
- {
- /* TODO: Removed the loop that supports special down_sampling_factor
- * such as 2, 4, 8. Will revisit it if needed.
- * Should also try using a look-up table to see if it helps
- * performance. */
- int parent_mb_row, parent_mb_col;
-
- parent_mb_row = mb_row*cpi->oxcf.mr_down_sampling_factor.den
- /cpi->oxcf.mr_down_sampling_factor.num;
- parent_mb_col = mb_col*cpi->oxcf.mr_down_sampling_factor.den
- /cpi->oxcf.mr_down_sampling_factor.num;
- parent_mb_index = parent_mb_row*cpi->mr_low_res_mb_cols + parent_mb_col;
- }
+static void get_lower_res_motion_info(VP8_COMP *cpi, MACROBLOCKD *xd,
+ int *dissim, int *parent_ref_frame,
+ MB_PREDICTION_MODE *parent_mode,
+ int_mv *parent_ref_mv, int mb_row,
+ int mb_col) {
+ LOWER_RES_MB_INFO *store_mode_info =
+ ((LOWER_RES_FRAME_INFO *)cpi->oxcf.mr_low_res_mode_info)->mb_info;
+ unsigned int parent_mb_index;
+
+ /* Consider different down_sampling_factor. */
+ {
+ /* TODO: Removed the loop that supports special down_sampling_factor
+ * such as 2, 4, 8. Will revisit it if needed.
+ * Should also try using a look-up table to see if it helps
+ * performance. */
+ int parent_mb_row, parent_mb_col;
+
+ parent_mb_row = mb_row * cpi->oxcf.mr_down_sampling_factor.den /
+ cpi->oxcf.mr_down_sampling_factor.num;
+ parent_mb_col = mb_col * cpi->oxcf.mr_down_sampling_factor.den /
+ cpi->oxcf.mr_down_sampling_factor.num;
+ parent_mb_index = parent_mb_row * cpi->mr_low_res_mb_cols + parent_mb_col;
+ }
- /* Read lower-resolution mode & motion result from memory.*/
- *parent_ref_frame = store_mode_info[parent_mb_index].ref_frame;
- *parent_mode = store_mode_info[parent_mb_index].mode;
- *dissim = store_mode_info[parent_mb_index].dissim;
+ /* Read lower-resolution mode & motion result from memory.*/
+ *parent_ref_frame = store_mode_info[parent_mb_index].ref_frame;
+ *parent_mode = store_mode_info[parent_mb_index].mode;
+ *dissim = store_mode_info[parent_mb_index].dissim;
- /* For highest-resolution encoder, adjust dissim value. Lower its quality
- * for good performance. */
- if (cpi->oxcf.mr_encoder_id == (cpi->oxcf.mr_total_resolutions - 1))
- *dissim>>=1;
+ /* For highest-resolution encoder, adjust dissim value. Lower its quality
+ * for good performance. */
+ if (cpi->oxcf.mr_encoder_id == (cpi->oxcf.mr_total_resolutions - 1))
+ *dissim >>= 1;
- if(*parent_ref_frame != INTRA_FRAME)
- {
- /* Consider different down_sampling_factor.
- * The result can be rounded to be more precise, but it takes more time.
- */
- (*parent_ref_mv).as_mv.row = store_mode_info[parent_mb_index].mv.as_mv.row
- *cpi->oxcf.mr_down_sampling_factor.num
- /cpi->oxcf.mr_down_sampling_factor.den;
- (*parent_ref_mv).as_mv.col = store_mode_info[parent_mb_index].mv.as_mv.col
- *cpi->oxcf.mr_down_sampling_factor.num
- /cpi->oxcf.mr_down_sampling_factor.den;
-
- vp8_clamp_mv2(parent_ref_mv, xd);
- }
+ if (*parent_ref_frame != INTRA_FRAME) {
+ /* Consider different down_sampling_factor.
+ * The result can be rounded to be more precise, but it takes more time.
+ */
+ (*parent_ref_mv).as_mv.row = store_mode_info[parent_mb_index].mv.as_mv.row *
+ cpi->oxcf.mr_down_sampling_factor.num /
+ cpi->oxcf.mr_down_sampling_factor.den;
+ (*parent_ref_mv).as_mv.col = store_mode_info[parent_mb_index].mv.as_mv.col *
+ cpi->oxcf.mr_down_sampling_factor.num /
+ cpi->oxcf.mr_down_sampling_factor.den;
+
+ vp8_clamp_mv2(parent_ref_mv, xd);
+ }
}
#endif
-static void check_for_encode_breakout(unsigned int sse, MACROBLOCK* x)
-{
- MACROBLOCKD *xd = &x->e_mbd;
+static void check_for_encode_breakout(unsigned int sse, MACROBLOCK *x) {
+ MACROBLOCKD *xd = &x->e_mbd;
- unsigned int threshold = (xd->block[0].dequant[1]
- * xd->block[0].dequant[1] >>4);
+ unsigned int threshold =
+ (xd->block[0].dequant[1] * xd->block[0].dequant[1] >> 4);
- if(threshold < x->encode_breakout)
- threshold = x->encode_breakout;
+ if (threshold < x->encode_breakout) threshold = x->encode_breakout;
- if (sse < threshold )
- {
- /* Check u and v to make sure skip is ok */
- unsigned int sse2 = 0;
+ if (sse < threshold) {
+ /* Check u and v to make sure skip is ok */
+ unsigned int sse2 = 0;
- sse2 = VP8_UVSSE(x);
+ sse2 = VP8_UVSSE(x);
- if (sse2 * 2 < x->encode_breakout)
- x->skip = 1;
- else
- x->skip = 0;
+ if (sse2 * 2 < x->encode_breakout) {
+ x->skip = 1;
+ } else {
+ x->skip = 0;
}
+ }
}
-static int evaluate_inter_mode(unsigned int* sse, int rate2, int* distortion2,
- VP8_COMP *cpi, MACROBLOCK *x, int rd_adj)
-{
- MB_PREDICTION_MODE this_mode = x->e_mbd.mode_info_context->mbmi.mode;
- int_mv mv = x->e_mbd.mode_info_context->mbmi.mv;
- int this_rd;
- int denoise_aggressive = 0;
- /* Exit early and don't compute the distortion if this macroblock
- * is marked inactive. */
- if (cpi->active_map_enabled && x->active_ptr[0] == 0)
- {
- *sse = 0;
- *distortion2 = 0;
- x->skip = 1;
- return INT_MAX;
- }
+static int evaluate_inter_mode(unsigned int *sse, int rate2, int *distortion2,
+ VP8_COMP *cpi, MACROBLOCK *x, int rd_adj) {
+ MB_PREDICTION_MODE this_mode = x->e_mbd.mode_info_context->mbmi.mode;
+ int_mv mv = x->e_mbd.mode_info_context->mbmi.mv;
+ int this_rd;
+ int denoise_aggressive = 0;
+ /* Exit early and don't compute the distortion if this macroblock
+ * is marked inactive. */
+ if (cpi->active_map_enabled && x->active_ptr[0] == 0) {
+ *sse = 0;
+ *distortion2 = 0;
+ x->skip = 1;
+ return INT_MAX;
+ }
- if((this_mode != NEWMV) ||
- !(cpi->sf.half_pixel_search) || cpi->common.full_pixel==1)
- *distortion2 = vp8_get_inter_mbpred_error(x,
- &cpi->fn_ptr[BLOCK_16X16],
- sse, mv);
+ if ((this_mode != NEWMV) || !(cpi->sf.half_pixel_search) ||
+ cpi->common.full_pixel == 1) {
+ *distortion2 =
+ vp8_get_inter_mbpred_error(x, &cpi->fn_ptr[BLOCK_16X16], sse, mv);
+ }
- this_rd = RDCOST(x->rdmult, x->rddiv, rate2, *distortion2);
+ this_rd = RDCOST(x->rdmult, x->rddiv, rate2, *distortion2);
#if CONFIG_TEMPORAL_DENOISING
- if (cpi->oxcf.noise_sensitivity > 0) {
- denoise_aggressive =
+ if (cpi->oxcf.noise_sensitivity > 0) {
+ denoise_aggressive =
(cpi->denoiser.denoiser_mode == kDenoiserOnYUVAggressive) ? 1 : 0;
- }
+ }
#endif
- // Adjust rd for ZEROMV and LAST, if LAST is the closest reference frame.
- // TODO: We should also add condition on distance of closest to current.
- if(!cpi->oxcf.screen_content_mode &&
- this_mode == ZEROMV &&
- x->e_mbd.mode_info_context->mbmi.ref_frame == LAST_FRAME &&
- (denoise_aggressive || (cpi->closest_reference_frame == LAST_FRAME)))
- {
- // No adjustment if block is considered to be skin area.
- if(x->is_skin)
- rd_adj = 100;
-
- this_rd = ((int64_t)this_rd) * rd_adj / 100;
- }
+ // Adjust rd for ZEROMV and LAST, if LAST is the closest reference frame.
+ // TODO: We should also add condition on distance of closest to current.
+ if (!cpi->oxcf.screen_content_mode && this_mode == ZEROMV &&
+ x->e_mbd.mode_info_context->mbmi.ref_frame == LAST_FRAME &&
+ (denoise_aggressive || (cpi->closest_reference_frame == LAST_FRAME))) {
+ // No adjustment if block is considered to be skin area.
+ if (x->is_skin) rd_adj = 100;
+
+ this_rd = ((int64_t)this_rd) * rd_adj / 100;
+ }
- check_for_encode_breakout(*sse, x);
- return this_rd;
+ check_for_encode_breakout(*sse, x);
+ return this_rd;
}
static void calculate_zeromv_rd_adjustment(VP8_COMP *cpi, MACROBLOCK *x,
- int *rd_adjustment)
-{
- MODE_INFO *mic = x->e_mbd.mode_info_context;
- int_mv mv_l, mv_a, mv_al;
- int local_motion_check = 0;
-
- if (cpi->lf_zeromv_pct > 40)
- {
- /* left mb */
- mic -= 1;
- mv_l = mic->mbmi.mv;
-
- if (mic->mbmi.ref_frame != INTRA_FRAME)
- if( abs(mv_l.as_mv.row) < 8 && abs(mv_l.as_mv.col) < 8)
- local_motion_check++;
-
- /* above-left mb */
- mic -= x->e_mbd.mode_info_stride;
- mv_al = mic->mbmi.mv;
-
- if (mic->mbmi.ref_frame != INTRA_FRAME)
- if( abs(mv_al.as_mv.row) < 8 && abs(mv_al.as_mv.col) < 8)
- local_motion_check++;
-
- /* above mb */
- mic += 1;
- mv_a = mic->mbmi.mv;
-
- if (mic->mbmi.ref_frame != INTRA_FRAME)
- if( abs(mv_a.as_mv.row) < 8 && abs(mv_a.as_mv.col) < 8)
- local_motion_check++;
-
- if (((!x->e_mbd.mb_to_top_edge || !x->e_mbd.mb_to_left_edge)
- && local_motion_check >0) || local_motion_check >2 )
- *rd_adjustment = 80;
- else if (local_motion_check > 0)
- *rd_adjustment = 90;
+ int *rd_adjustment) {
+ MODE_INFO *mic = x->e_mbd.mode_info_context;
+ int_mv mv_l, mv_a, mv_al;
+ int local_motion_check = 0;
+
+ if (cpi->lf_zeromv_pct > 40) {
+ /* left mb */
+ mic -= 1;
+ mv_l = mic->mbmi.mv;
+
+ if (mic->mbmi.ref_frame != INTRA_FRAME) {
+ if (abs(mv_l.as_mv.row) < 8 && abs(mv_l.as_mv.col) < 8) {
+ local_motion_check++;
+ }
+ }
+
+ /* above-left mb */
+ mic -= x->e_mbd.mode_info_stride;
+ mv_al = mic->mbmi.mv;
+
+ if (mic->mbmi.ref_frame != INTRA_FRAME) {
+ if (abs(mv_al.as_mv.row) < 8 && abs(mv_al.as_mv.col) < 8) {
+ local_motion_check++;
+ }
+ }
+
+ /* above mb */
+ mic += 1;
+ mv_a = mic->mbmi.mv;
+
+ if (mic->mbmi.ref_frame != INTRA_FRAME) {
+ if (abs(mv_a.as_mv.row) < 8 && abs(mv_a.as_mv.col) < 8) {
+ local_motion_check++;
+ }
}
+
+ if (((!x->e_mbd.mb_to_top_edge || !x->e_mbd.mb_to_left_edge) &&
+ local_motion_check > 0) ||
+ local_motion_check > 2) {
+ *rd_adjustment = 80;
+ } else if (local_motion_check > 0) {
+ *rd_adjustment = 90;
+ }
+ }
}
void vp8_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;
- MB_MODE_INFO best_mbmode;
-
- 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 mdcounts[4];
- int best_rd = INT_MAX;
- int rd_adjustment = 100;
- int best_intra_rd = INT_MAX;
- int mode_index;
- int rate;
- int rate2;
- int distortion2;
- int bestsme = INT_MAX;
- int best_mode_index = 0;
- unsigned int sse = UINT_MAX, best_rd_sse = UINT_MAX;
+ int mb_col) {
+ BLOCK *b = &x->block[0];
+ BLOCKD *d = &x->e_mbd.block[0];
+ MACROBLOCKD *xd = &x->e_mbd;
+ MB_MODE_INFO best_mbmode;
+
+ 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 mdcounts[4];
+ int best_rd = INT_MAX;
+ int rd_adjustment = 100;
+ int best_intra_rd = INT_MAX;
+ int mode_index;
+ int rate;
+ int rate2;
+ int distortion2;
+ int bestsme = INT_MAX;
+ int best_mode_index = 0;
+ unsigned int sse = UINT_MAX, best_rd_sse = UINT_MAX;
#if CONFIG_TEMPORAL_DENOISING
- unsigned int zero_mv_sse = UINT_MAX, best_sse = UINT_MAX;
+ unsigned int zero_mv_sse = UINT_MAX, best_sse = UINT_MAX;
#endif
- int sf_improved_mv_pred = cpi->sf.improved_mv_pred;
+ int sf_improved_mv_pred = cpi->sf.improved_mv_pred;
#if CONFIG_MULTI_RES_ENCODING
- int dissim = INT_MAX;
- int parent_ref_frame = 0;
- int_mv parent_ref_mv;
- MB_PREDICTION_MODE parent_mode = 0;
- int parent_ref_valid = 0;
+ int dissim = INT_MAX;
+ int parent_ref_frame = 0;
+ int_mv parent_ref_mv;
+ MB_PREDICTION_MODE parent_mode = 0;
+ int parent_ref_valid = 0;
#endif
- 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 dot_artifact_candidate = 0;
- get_predictor_pointers(cpi, plane, recon_yoffset, recon_uvoffset);
-
- // If the current frame is using LAST as a reference, check for
- // biasing the mode selection for dot artifacts.
- if (cpi->ref_frame_flags & VP8_LAST_FRAME) {
- unsigned char* target_y = x->src.y_buffer;
- unsigned char* target_u = x->block[16].src + *x->block[16].base_src;
- unsigned char* target_v = x->block[20].src + *x->block[20].base_src;
- int stride = x->src.y_stride;
- int stride_uv = x->block[16].src_stride;
+ 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 dot_artifact_candidate = 0;
+ get_predictor_pointers(cpi, plane, recon_yoffset, recon_uvoffset);
+
+ // If the current frame is using LAST as a reference, check for
+ // biasing the mode selection for dot artifacts.
+ if (cpi->ref_frame_flags & VP8_LAST_FRAME) {
+ unsigned char *target_y = x->src.y_buffer;
+ unsigned char *target_u = x->block[16].src + *x->block[16].base_src;
+ unsigned char *target_v = x->block[20].src + *x->block[20].base_src;
+ int stride = x->src.y_stride;
+ int stride_uv = x->block[16].src_stride;
#if CONFIG_TEMPORAL_DENOISING
- if (cpi->oxcf.noise_sensitivity) {
- const int uv_denoise = (cpi->oxcf.noise_sensitivity >= 2) ? 1 : 0;
- target_y =
- cpi->denoiser.yv12_running_avg[LAST_FRAME].y_buffer + recon_yoffset;
- stride = cpi->denoiser.yv12_running_avg[LAST_FRAME].y_stride;
- if (uv_denoise) {
- target_u =
- cpi->denoiser.yv12_running_avg[LAST_FRAME].u_buffer +
- recon_uvoffset;
- target_v =
- cpi->denoiser.yv12_running_avg[LAST_FRAME].v_buffer +
- recon_uvoffset;
- stride_uv = cpi->denoiser.yv12_running_avg[LAST_FRAME].uv_stride;
- }
+ if (cpi->oxcf.noise_sensitivity) {
+ const int uv_denoise = (cpi->oxcf.noise_sensitivity >= 2) ? 1 : 0;
+ target_y =
+ cpi->denoiser.yv12_running_avg[LAST_FRAME].y_buffer + recon_yoffset;
+ stride = cpi->denoiser.yv12_running_avg[LAST_FRAME].y_stride;
+ if (uv_denoise) {
+ target_u = cpi->denoiser.yv12_running_avg[LAST_FRAME].u_buffer +
+ recon_uvoffset;
+ target_v = cpi->denoiser.yv12_running_avg[LAST_FRAME].v_buffer +
+ recon_uvoffset;
+ stride_uv = cpi->denoiser.yv12_running_avg[LAST_FRAME].uv_stride;
}
+ }
#endif
- dot_artifact_candidate =
- check_dot_artifact_candidate(cpi, x, target_y, stride,
- plane[LAST_FRAME][0], mb_row, mb_col, 0);
- // If not found in Y channel, check UV channel.
+ dot_artifact_candidate = check_dot_artifact_candidate(
+ cpi, x, target_y, stride, plane[LAST_FRAME][0], mb_row, mb_col, 0);
+ // If not found in Y channel, check UV channel.
+ if (!dot_artifact_candidate) {
+ dot_artifact_candidate = check_dot_artifact_candidate(
+ cpi, x, target_u, stride_uv, plane[LAST_FRAME][1], mb_row, mb_col, 1);
if (!dot_artifact_candidate) {
- dot_artifact_candidate =
- check_dot_artifact_candidate(cpi, x, target_u, stride_uv,
- plane[LAST_FRAME][1], mb_row, mb_col, 1);
- if (!dot_artifact_candidate) {
- dot_artifact_candidate =
- check_dot_artifact_candidate(cpi, x, target_v, stride_uv,
- plane[LAST_FRAME][2], mb_row, mb_col, 2);
- }
+ dot_artifact_candidate = check_dot_artifact_candidate(
+ cpi, x, target_v, stride_uv, plane[LAST_FRAME][2], mb_row, mb_col,
+ 2);
}
}
+ }
#if CONFIG_MULTI_RES_ENCODING
- // |parent_ref_valid| will be set here if potentially we can do mv resue for
- // this higher resol (|cpi->oxcf.mr_encoder_id| > 0) frame.
- // |parent_ref_valid| may be reset depending on |parent_ref_frame| for
- // the current macroblock below.
- parent_ref_valid = cpi->oxcf.mr_encoder_id && cpi->mr_low_res_mv_avail;
- if (parent_ref_valid)
- {
- int parent_ref_flag;
-
- get_lower_res_motion_info(cpi, xd, &dissim, &parent_ref_frame,
- &parent_mode, &parent_ref_mv, mb_row, mb_col);
-
- /* TODO(jkoleszar): The references available (ref_frame_flags) to the
- * lower res encoder should match those available to this encoder, but
- * there seems to be a situation where this mismatch can happen in the
- * case of frame dropping and temporal layers. For example,
- * GOLD being disallowed in ref_frame_flags, but being returned as
- * parent_ref_frame.
- *
- * In this event, take the conservative approach of disabling the
- * lower res info for this MB.
- */
+ // |parent_ref_valid| will be set here if potentially we can do mv resue for
+ // this higher resol (|cpi->oxcf.mr_encoder_id| > 0) frame.
+ // |parent_ref_valid| may be reset depending on |parent_ref_frame| for
+ // the current macroblock below.
+ parent_ref_valid = cpi->oxcf.mr_encoder_id && cpi->mr_low_res_mv_avail;
+ if (parent_ref_valid) {
+ int parent_ref_flag;
+
+ get_lower_res_motion_info(cpi, xd, &dissim, &parent_ref_frame, &parent_mode,
+ &parent_ref_mv, mb_row, mb_col);
+
+ /* TODO(jkoleszar): The references available (ref_frame_flags) to the
+ * lower res encoder should match those available to this encoder, but
+ * there seems to be a situation where this mismatch can happen in the
+ * case of frame dropping and temporal layers. For example,
+ * GOLD being disallowed in ref_frame_flags, but being returned as
+ * parent_ref_frame.
+ *
+ * In this event, take the conservative approach of disabling the
+ * lower res info for this MB.
+ */
- parent_ref_flag = 0;
- // Note availability for mv reuse is only based on last and golden.
- if (parent_ref_frame == LAST_FRAME)
- parent_ref_flag = (cpi->ref_frame_flags & VP8_LAST_FRAME);
- else if (parent_ref_frame == GOLDEN_FRAME)
- parent_ref_flag = (cpi->ref_frame_flags & VP8_GOLD_FRAME);
+ parent_ref_flag = 0;
+ // Note availability for mv reuse is only based on last and golden.
+ if (parent_ref_frame == LAST_FRAME)
+ parent_ref_flag = (cpi->ref_frame_flags & VP8_LAST_FRAME);
+ else if (parent_ref_frame == GOLDEN_FRAME)
+ parent_ref_flag = (cpi->ref_frame_flags & VP8_GOLD_FRAME);
- //assert(!parent_ref_frame || parent_ref_flag);
+ // assert(!parent_ref_frame || parent_ref_flag);
- // If |parent_ref_frame| did not match either last or golden then
- // shut off mv reuse.
- if (parent_ref_frame && !parent_ref_flag)
- parent_ref_valid = 0;
+ // If |parent_ref_frame| did not match either last or golden then
+ // shut off mv reuse.
+ if (parent_ref_frame && !parent_ref_flag) parent_ref_valid = 0;
- // Don't do mv reuse since we want to allow for another mode besides
- // ZEROMV_LAST to remove dot artifact.
- if (dot_artifact_candidate)
- parent_ref_valid = 0;
- }
+ // Don't do mv reuse since we want to allow for another mode besides
+ // ZEROMV_LAST to remove dot artifact.
+ if (dot_artifact_candidate) parent_ref_valid = 0;
+ }
#endif
- // Check if current macroblock is in skin area.
- {
- const int y = x->src.y_buffer[7 * x->src.y_stride + 7];
- const int cb = x->src.u_buffer[3 * x->src.uv_stride + 3];
- const int cr = x->src.v_buffer[3 * x->src.uv_stride + 3];
+ // Check if current macroblock is in skin area.
+ {
+ const int y = (x->src.y_buffer[7 * x->src.y_stride + 7] +
+ x->src.y_buffer[7 * x->src.y_stride + 8] +
+ x->src.y_buffer[8 * x->src.y_stride + 7] +
+ x->src.y_buffer[8 * x->src.y_stride + 8]) >>
+ 2;
+ const int cb = (x->src.u_buffer[3 * x->src.uv_stride + 3] +
+ x->src.u_buffer[3 * x->src.uv_stride + 4] +
+ x->src.u_buffer[4 * x->src.uv_stride + 3] +
+ x->src.u_buffer[4 * x->src.uv_stride + 4]) >>
+ 2;
+ const int cr = (x->src.v_buffer[3 * x->src.uv_stride + 3] +
+ x->src.v_buffer[3 * x->src.uv_stride + 4] +
+ x->src.v_buffer[4 * x->src.uv_stride + 3] +
+ x->src.v_buffer[4 * x->src.uv_stride + 4]) >>
+ 2;
x->is_skin = 0;
- if (!cpi->oxcf.screen_content_mode)
- x->is_skin = is_skin_color(y, cb, cr);
+ if (!cpi->oxcf.screen_content_mode) {
+ int block_index = mb_row * cpi->common.mb_cols + mb_col;
+ x->is_skin = is_skin_color(y, cb, cr, cpi->consec_zero_last[block_index]);
}
+ }
#if CONFIG_TEMPORAL_DENOISING
- if (cpi->oxcf.noise_sensitivity) {
- // Under aggressive denoising mode, should we use skin map to reduce denoiser
- // and ZEROMV bias? Will need to revisit the accuracy of this detection for
- // very noisy input. For now keep this as is (i.e., don't turn it off).
- // if (cpi->denoiser.denoiser_mode == kDenoiserOnYUVAggressive)
- // x->is_skin = 0;
- }
+ if (cpi->oxcf.noise_sensitivity) {
+ // Under aggressive denoising mode, should we use skin map to reduce
+ // denoiser
+ // and ZEROMV bias? Will need to revisit the accuracy of this detection for
+ // very noisy input. For now keep this as is (i.e., don't turn it off).
+ // if (cpi->denoiser.denoiser_mode == kDenoiserOnYUVAggressive)
+ // x->is_skin = 0;
+ }
#endif
- mode_mv = mode_mv_sb[sign_bias];
- best_ref_mv.as_int = 0;
- memset(mode_mv_sb, 0, sizeof(mode_mv_sb));
- memset(&best_mbmode, 0, sizeof(best_mbmode));
+ mode_mv = mode_mv_sb[sign_bias];
+ best_ref_mv.as_int = 0;
+ memset(mode_mv_sb, 0, sizeof(mode_mv_sb));
+ memset(&best_mbmode, 0, sizeof(best_mbmode));
- /* Setup search priorities */
+/* Setup search priorities */
#if CONFIG_MULTI_RES_ENCODING
- if (parent_ref_valid && parent_ref_frame && dissim < 8)
- {
- ref_frame_map[0] = -1;
- ref_frame_map[1] = parent_ref_frame;
- ref_frame_map[2] = -1;
- ref_frame_map[3] = -1;
- } else
+ if (parent_ref_valid && parent_ref_frame && dissim < 8) {
+ ref_frame_map[0] = -1;
+ ref_frame_map[1] = parent_ref_frame;
+ ref_frame_map[2] = -1;
+ ref_frame_map[3] = -1;
+ } else
#endif
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);
+ /* 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;
- }
+ mode_mv = mode_mv_sb[sign_bias];
+ best_ref_mv.as_int = best_ref_mv_sb[sign_bias].as_int;
+ }
- /* Count of the number of MBs tested so far this frame */
- x->mbs_tested_so_far++;
+ /* Count of the number of MBs tested so far this frame */
+ x->mbs_tested_so_far++;
- *returnintra = INT_MAX;
- x->skip = 0;
+ *returnintra = INT_MAX;
+ x->skip = 0;
- x->e_mbd.mode_info_context->mbmi.ref_frame = INTRA_FRAME;
+ x->e_mbd.mode_info_context->mbmi.ref_frame = INTRA_FRAME;
- /* If the frame has big static background and current MB is in low
- * motion area, its mode decision is biased to ZEROMV mode.
- * No adjustment if cpu_used is <= -12 (i.e., cpi->Speed >= 12).
- * At such speed settings, ZEROMV is already heavily favored.
- */
- if (cpi->Speed < 12) {
- calculate_zeromv_rd_adjustment(cpi, x, &rd_adjustment);
- }
+ /* If the frame has big static background and current MB is in low
+ * motion area, its mode decision is biased to ZEROMV mode.
+ * No adjustment if cpu_used is <= -12 (i.e., cpi->Speed >= 12).
+ * At such speed settings, ZEROMV is already heavily favored.
+ */
+ if (cpi->Speed < 12) {
+ calculate_zeromv_rd_adjustment(cpi, x, &rd_adjustment);
+ }
#if CONFIG_TEMPORAL_DENOISING
- if (cpi->oxcf.noise_sensitivity) {
- rd_adjustment = (int)(rd_adjustment *
- cpi->denoiser.denoise_pars.pickmode_mv_bias / 100);
- }
+ if (cpi->oxcf.noise_sensitivity) {
+ rd_adjustment = (int)(rd_adjustment *
+ cpi->denoiser.denoise_pars.pickmode_mv_bias / 100);
+ }
#endif
- if (dot_artifact_candidate)
- {
- // Bias against ZEROMV_LAST mode.
- rd_adjustment = 150;
- }
+ if (dot_artifact_candidate) {
+ // Bias against ZEROMV_LAST mode.
+ rd_adjustment = 150;
+ }
+ /* if we encode a new mv this is important
+ * find the best new motion vector
+ */
+ for (mode_index = 0; mode_index < MAX_MODES; ++mode_index) {
+ int frame_cost;
+ int this_rd = INT_MAX;
+ int this_ref_frame = ref_frame_map[vp8_ref_frame_order[mode_index]];
- /* if we encode a new mv this is important
- * find the best new motion vector
- */
- for (mode_index = 0; mode_index < MAX_MODES; mode_index++)
- {
- int frame_cost;
- int this_rd = INT_MAX;
- int this_ref_frame = ref_frame_map[vp8_ref_frame_order[mode_index]];
+ if (best_rd <= x->rd_threshes[mode_index]) continue;
- if (best_rd <= x->rd_threshes[mode_index])
- continue;
+ if (this_ref_frame < 0) continue;
- if (this_ref_frame < 0)
- continue;
+ x->e_mbd.mode_info_context->mbmi.ref_frame = this_ref_frame;
- x->e_mbd.mode_info_context->mbmi.ref_frame = this_ref_frame;
+ /* 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];
- /* 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;
- }
+ 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;
+ }
#if CONFIG_MULTI_RES_ENCODING
- if (parent_ref_valid)
- {
- if (vp8_mode_order[mode_index] == NEARESTMV &&
- mode_mv[NEARESTMV].as_int ==0)
- continue;
- if (vp8_mode_order[mode_index] == NEARMV &&
- mode_mv[NEARMV].as_int ==0)
- continue;
-
- if (vp8_mode_order[mode_index] == NEWMV && parent_mode == ZEROMV
- && best_ref_mv.as_int==0)
- continue;
- else if(vp8_mode_order[mode_index] == NEWMV && dissim==0
- && best_ref_mv.as_int==parent_ref_mv.as_int)
- continue;
- }
+ if (parent_ref_valid) {
+ if (vp8_mode_order[mode_index] == NEARESTMV &&
+ mode_mv[NEARESTMV].as_int == 0)
+ continue;
+ if (vp8_mode_order[mode_index] == NEARMV && mode_mv[NEARMV].as_int == 0)
+ continue;
+
+ if (vp8_mode_order[mode_index] == NEWMV && parent_mode == ZEROMV &&
+ best_ref_mv.as_int == 0)
+ continue;
+ else if (vp8_mode_order[mode_index] == NEWMV && dissim == 0 &&
+ best_ref_mv.as_int == parent_ref_mv.as_int)
+ continue;
+ }
#endif
- }
+ }
- /* 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;
- }
+ /* 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;
}
- /* 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] ++;
+ x->rd_threshes[mode_index] =
+ (cpi->rd_baseline_thresh[mode_index] >> 7) *
+ x->rd_thresh_mult[mode_index];
+ continue;
+ }
+ }
- rate2 = 0;
- distortion2 = 0;
+ /* 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]++;
- this_mode = vp8_mode_order[mode_index];
+ rate2 = 0;
+ distortion2 = 0;
- x->e_mbd.mode_info_context->mbmi.mode = this_mode;
- x->e_mbd.mode_info_context->mbmi.uv_mode = DC_PRED;
+ this_mode = vp8_mode_order[mode_index];
- /* Work out the cost assosciated with selecting the reference frame */
- frame_cost =
- x->ref_frame_cost[x->e_mbd.mode_info_context->mbmi.ref_frame];
- rate2 += frame_cost;
+ x->e_mbd.mode_info_context->mbmi.mode = this_mode;
+ x->e_mbd.mode_info_context->mbmi.uv_mode = DC_PRED;
- /* 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;
- }
+ /* Work out the cost assosciated with selecting the reference frame */
+ frame_cost = x->ref_frame_cost[x->e_mbd.mode_info_context->mbmi.ref_frame];
+ rate2 += frame_cost;
- switch (this_mode)
- {
- case B_PRED:
- /* Pass best so far to pick_intra4x4mby_modes to use as breakout */
- distortion2 = best_rd_sse;
- pick_intra4x4mby_modes(x, &rate, &distortion2);
-
- if (distortion2 == INT_MAX)
- {
- this_rd = INT_MAX;
- }
- else
- {
- rate2 += rate;
- distortion2 = vpx_variance16x16(
- *(b->base_src), b->src_stride,
- x->e_mbd.predictor, 16, &sse);
- this_rd = RDCOST(x->rdmult, x->rddiv, rate2, distortion2);
-
- if (this_rd < best_intra_rd)
- {
- best_intra_rd = this_rd;
- *returnintra = distortion2;
- }
- }
+ /* 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;
+ }
+ }
+
+ switch (this_mode) {
+ case B_PRED:
+ /* Pass best so far to pick_intra4x4mby_modes to use as breakout */
+ distortion2 = best_rd_sse;
+ pick_intra4x4mby_modes(x, &rate, &distortion2);
- break;
-
- case SPLITMV:
-
- /* Split MV modes currently not supported when RD is not enabled. */
- break;
-
- case DC_PRED:
- case V_PRED:
- case H_PRED:
- case TM_PRED:
- 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);
- distortion2 = vpx_variance16x16
- (*(b->base_src), b->src_stride,
+ if (distortion2 == INT_MAX) {
+ this_rd = INT_MAX;
+ } else {
+ rate2 += rate;
+ distortion2 = vpx_variance16x16(*(b->base_src), b->src_stride,
x->e_mbd.predictor, 16, &sse);
- rate2 += x->mbmode_cost[x->e_mbd.frame_type][x->e_mbd.mode_info_context->mbmi.mode];
- this_rd = RDCOST(x->rdmult, x->rddiv, rate2, distortion2);
+ this_rd = RDCOST(x->rdmult, x->rddiv, rate2, distortion2);
- if (this_rd < best_intra_rd)
- {
- best_intra_rd = this_rd;
- *returnintra = distortion2;
- }
- break;
+ if (this_rd < best_intra_rd) {
+ best_intra_rd = this_rd;
+ *returnintra = distortion2;
+ }
+ }
- case NEWMV:
- {
- int thissme;
- int step_param;
- int further_steps;
- int n = 0;
- 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;
-
- int speed_adjust = (cpi->Speed > 5) ? ((cpi->Speed >= 8)? 3 : 2) : 1;
+ break;
+
+ case SPLITMV:
+
+ /* Split MV modes currently not supported when RD is not enabled. */
+ break;
+
+ case DC_PRED:
+ case V_PRED:
+ case H_PRED:
+ case TM_PRED:
+ 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);
+ distortion2 = vpx_variance16x16(*(b->base_src), b->src_stride,
+ x->e_mbd.predictor, 16, &sse);
+ rate2 += x->mbmode_cost[x->e_mbd.frame_type][x->e_mbd.mode_info_context
+ ->mbmi.mode];
+ this_rd = RDCOST(x->rdmult, x->rddiv, rate2, distortion2);
+
+ if (this_rd < best_intra_rd) {
+ best_intra_rd = this_rd;
+ *returnintra = distortion2;
+ }
+ break;
- /* Further step/diamond searches as necessary */
- step_param = cpi->sf.first_step + speed_adjust;
+ case NEWMV: {
+ int thissme;
+ int step_param;
+ int further_steps;
+ int n = 0;
+ 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;
+
+ int speed_adjust = (cpi->Speed > 5) ? ((cpi->Speed >= 8) ? 3 : 2) : 1;
+
+ /* Further step/diamond searches as necessary */
+ step_param = cpi->sf.first_step + speed_adjust;
#if CONFIG_MULTI_RES_ENCODING
- /* If lower-res frame is not available for mv reuse (because of
- frame dropping or different temporal layer pattern), then higher
- resol encoder does motion search without any previous knowledge.
- Also, since last frame motion info is not stored, then we can not
- use improved_mv_pred. */
- if (cpi->oxcf.mr_encoder_id)
- sf_improved_mv_pred = 0;
-
- // Only use parent MV as predictor if this candidate reference frame
- // (|this_ref_frame|) is equal to |parent_ref_frame|.
- if (parent_ref_valid && (parent_ref_frame == this_ref_frame))
- {
- /* Use parent MV as predictor. Adjust search range
- * accordingly.
- */
- mvp.as_int = parent_ref_mv.as_int;
- mvp_full.as_mv.col = parent_ref_mv.as_mv.col>>3;
- mvp_full.as_mv.row = parent_ref_mv.as_mv.row>>3;
-
- if(dissim <=32) step_param += 3;
- else if(dissim <=128) step_param += 2;
- else step_param += 1;
- }else
+ /* If lower-res frame is not available for mv reuse (because of
+ frame dropping or different temporal layer pattern), then higher
+ resol encoder does motion search without any previous knowledge.
+ Also, since last frame motion info is not stored, then we can not
+ use improved_mv_pred. */
+ if (cpi->oxcf.mr_encoder_id) sf_improved_mv_pred = 0;
+
+ // Only use parent MV as predictor if this candidate reference frame
+ // (|this_ref_frame|) is equal to |parent_ref_frame|.
+ if (parent_ref_valid && (parent_ref_frame == this_ref_frame)) {
+ /* Use parent MV as predictor. Adjust search range
+ * accordingly.
+ */
+ mvp.as_int = parent_ref_mv.as_int;
+ mvp_full.as_mv.col = parent_ref_mv.as_mv.col >> 3;
+ mvp_full.as_mv.row = parent_ref_mv.as_mv.row >> 3;
+
+ if (dissim <= 32)
+ step_param += 3;
+ else if (dissim <= 128)
+ step_param += 2;
+ else
+ step_param += 1;
+ } else
#endif
- {
- if(sf_improved_mv_pred)
- {
- 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]);
-
- sr += speed_adjust;
- /* adjust search range according to sr from mv prediction */
- if(sr > step_param)
- step_param = sr;
-
- mvp_full.as_mv.col = mvp.as_mv.col>>3;
- mvp_full.as_mv.row = mvp.as_mv.row>>3;
- }else
- {
- mvp.as_int = best_ref_mv.as_int;
- mvp_full.as_mv.col = best_ref_mv.as_mv.col>>3;
- mvp_full.as_mv.row = best_ref_mv.as_mv.row>>3;
- }
+ {
+ if (sf_improved_mv_pred) {
+ 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]);
+
+ sr += speed_adjust;
+ /* adjust search range according to sr from mv prediction */
+ if (sr > step_param) step_param = sr;
+
+ mvp_full.as_mv.col = mvp.as_mv.col >> 3;
+ mvp_full.as_mv.row = mvp.as_mv.row >> 3;
+ } else {
+ mvp.as_int = best_ref_mv.as_int;
+ mvp_full.as_mv.col = best_ref_mv.as_mv.col >> 3;
+ mvp_full.as_mv.row = best_ref_mv.as_mv.row >> 3;
+ }
+ }
+
#if CONFIG_MULTI_RES_ENCODING
- if (parent_ref_valid && (parent_ref_frame == this_ref_frame) &&
- dissim <= 2 &&
- MAX(abs(best_ref_mv.as_mv.row - parent_ref_mv.as_mv.row),
- abs(best_ref_mv.as_mv.col - parent_ref_mv.as_mv.col)) <= 4)
- {
- d->bmi.mv.as_int = mvp_full.as_int;
- mode_mv[NEWMV].as_int = mvp_full.as_int;
-
- cpi->find_fractional_mv_step(x, b, d, &d->bmi.mv, &best_ref_mv,
- x->errorperbit,
- &cpi->fn_ptr[BLOCK_16X16],
- cpi->mb.mvcost,
- &distortion2,&sse);
- }else
+ if (parent_ref_valid && (parent_ref_frame == this_ref_frame) &&
+ dissim <= 2 &&
+ VPXMAX(abs(best_ref_mv.as_mv.row - parent_ref_mv.as_mv.row),
+ abs(best_ref_mv.as_mv.col - parent_ref_mv.as_mv.col)) <= 4) {
+ d->bmi.mv.as_int = mvp_full.as_int;
+ mode_mv[NEWMV].as_int = mvp_full.as_int;
+
+ cpi->find_fractional_mv_step(
+ x, b, d, &d->bmi.mv, &best_ref_mv, x->errorperbit,
+ &cpi->fn_ptr[BLOCK_16X16], cpi->mb.mvcost, &distortion2, &sse);
+ } else
#endif
- {
- /* 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;
-
- further_steps = (cpi->Speed >= 8)?
- 0: (cpi->sf.max_step_search_steps - 1 - step_param);
-
- if (cpi->sf.search_method == HEX)
- {
+ {
+ /* 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;
+
+ further_steps =
+ (cpi->Speed >= 8)
+ ? 0
+ : (cpi->sf.max_step_search_steps - 1 - step_param);
+
+ if (cpi->sf.search_method == HEX) {
#if CONFIG_MULTI_RES_ENCODING
- /* TODO: In higher-res pick_inter_mode, step_param is used to
- * modify hex search range. Here, set step_param to 0 not to
- * change the behavior in lowest-resolution encoder.
- * Will improve it later.
- */
- /* Set step_param to 0 to ensure large-range motion search
- * when mv reuse if not valid (i.e. |parent_ref_valid| = 0),
- * or if this candidate reference frame (|this_ref_frame|) is
- * not equal to |parent_ref_frame|.
- */
- if (!parent_ref_valid || (parent_ref_frame != this_ref_frame))
- step_param = 0;
+ /* TODO: In higher-res pick_inter_mode, step_param is used to
+ * modify hex search range. Here, set step_param to 0 not to
+ * change the behavior in lowest-resolution encoder.
+ * Will improve it later.
+ */
+ /* Set step_param to 0 to ensure large-range motion search
+ * when mv reuse if not valid (i.e. |parent_ref_valid| = 0),
+ * or if this candidate reference frame (|this_ref_frame|) is
+ * not equal to |parent_ref_frame|.
+ */
+ if (!parent_ref_valid || (parent_ref_frame != this_ref_frame))
+ step_param = 0;
#endif
- bestsme = vp8_hex_search(x, b, d, &mvp_full, &d->bmi.mv,
- step_param, sadpb,
- &cpi->fn_ptr[BLOCK_16X16],
- x->mvsadcost, x->mvcost, &best_ref_mv);
- mode_mv[NEWMV].as_int = d->bmi.mv.as_int;
- }
- else
- {
- 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 */
- n = num00;
- num00 = 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);
- 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)
- cpi->find_fractional_mv_step(x, b, d, &d->bmi.mv,
- &best_ref_mv, x->errorperbit,
- &cpi->fn_ptr[BLOCK_16X16],
- cpi->mb.mvcost,
- &distortion2,&sse);
- }
-
+ bestsme = vp8_hex_search(x, b, d, &mvp_full, &d->bmi.mv, step_param,
+ sadpb, &cpi->fn_ptr[BLOCK_16X16],
+ x->mvsadcost, x->mvcost, &best_ref_mv);
+ mode_mv[NEWMV].as_int = d->bmi.mv.as_int;
+ } else {
+ 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;
- /* mv cost; */
- rate2 += vp8_mv_bit_cost(&mode_mv[NEWMV], &best_ref_mv,
- cpi->mb.mvcost, 128);
+ /* Further step/diamond searches as necessary */
+ n = num00;
+ num00 = 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);
+ 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) {
+ cpi->find_fractional_mv_step(
+ x, b, d, &d->bmi.mv, &best_ref_mv, x->errorperbit,
+ &cpi->fn_ptr[BLOCK_16X16], cpi->mb.mvcost, &distortion2, &sse);
+ }
}
- case NEARESTMV:
- case NEARMV:
+ mode_mv[NEWMV].as_int = d->bmi.mv.as_int;
+ // The clamp below is not necessary from the perspective
+ // of VP8 bitstream, but is added to improve ChromeCast
+ // mirroring's robustness. Please do not remove.
+ vp8_clamp_mv2(&mode_mv[this_mode], xd);
+ /* mv cost; */
+ rate2 +=
+ vp8_mv_bit_cost(&mode_mv[NEWMV], &best_ref_mv, cpi->mb.mvcost, 128);
+ }
- if (mode_mv[this_mode].as_int == 0)
- continue;
+ case NEARESTMV:
+ case NEARMV:
+ if (mode_mv[this_mode].as_int == 0) continue;
- case ZEROMV:
+ 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;
-
- rate2 += vp8_cost_mv_ref(this_mode, mdcounts);
- x->e_mbd.mode_info_context->mbmi.mv.as_int =
- mode_mv[this_mode].as_int;
- this_rd = evaluate_inter_mode(&sse, rate2, &distortion2, cpi, x,
- rd_adjustment);
-
- break;
- default:
- break;
+ /* 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;
}
+ rate2 += vp8_cost_mv_ref(this_mode, mdcounts);
+ x->e_mbd.mode_info_context->mbmi.mv.as_int = mode_mv[this_mode].as_int;
+ this_rd = evaluate_inter_mode(&sse, rate2, &distortion2, cpi, x,
+ rd_adjustment);
+
+ break;
+ default: break;
+ }
+
#if CONFIG_TEMPORAL_DENOISING
- if (cpi->oxcf.noise_sensitivity)
- {
- /* Store for later use by denoiser. */
- // Dont' denoise with GOLDEN OR ALTREF is they are old reference
- // frames (greater than MAX_GF_ARF_DENOISE_RANGE frames in past).
- int skip_old_reference = ((this_ref_frame != LAST_FRAME) &&
- (cpi->common.current_video_frame -
- cpi->current_ref_frames[this_ref_frame] >
- MAX_GF_ARF_DENOISE_RANGE)) ? 1 : 0;
- if (this_mode == ZEROMV && sse < zero_mv_sse &&
- !skip_old_reference)
- {
- zero_mv_sse = sse;
- x->best_zeromv_reference_frame =
- x->e_mbd.mode_info_context->mbmi.ref_frame;
- }
+ if (cpi->oxcf.noise_sensitivity) {
+ /* Store for later use by denoiser. */
+ // Dont' denoise with GOLDEN OR ALTREF is they are old reference
+ // frames (greater than MAX_GF_ARF_DENOISE_RANGE frames in past).
+ int skip_old_reference = ((this_ref_frame != LAST_FRAME) &&
+ (cpi->common.current_video_frame -
+ cpi->current_ref_frames[this_ref_frame] >
+ MAX_GF_ARF_DENOISE_RANGE))
+ ? 1
+ : 0;
+ if (this_mode == ZEROMV && sse < zero_mv_sse && !skip_old_reference) {
+ 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 && !skip_old_reference)
- {
- best_sse = sse;
- 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;
- }
- }
+ // 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 &&
+ !skip_old_reference) {
+ best_sse = sse;
+ 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
- if (this_rd < best_rd || x->skip)
- {
- /* Note index of best mode */
- best_mode_index = mode_index;
-
- *returnrate = rate2;
- *returndistortion = distortion2;
- best_rd_sse = sse;
- best_rd = this_rd;
- memcpy(&best_mbmode, &x->e_mbd.mode_info_context->mbmi,
- sizeof(MB_MODE_INFO));
-
- /* 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;
- x->rd_threshes[mode_index] =
- (cpi->rd_baseline_thresh[mode_index] >> 7) *
+ if (this_rd < best_rd || x->skip) {
+ /* Note index of best mode */
+ best_mode_index = mode_index;
+
+ *returnrate = rate2;
+ *returndistortion = distortion2;
+ best_rd_sse = sse;
+ best_rd = this_rd;
+ memcpy(&best_mbmode, &x->e_mbd.mode_info_context->mbmi,
+ sizeof(MB_MODE_INFO));
+
+ /* 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;
+ x->rd_threshes[mode_index] = (cpi->rd_baseline_thresh[mode_index] >> 7) *
x->rd_thresh_mult[mode_index];
- }
-
- /* 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 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->skip)
- break;
- }
+ if (x->rd_thresh_mult[mode_index] > MAX_THRESHMULT) {
+ x->rd_thresh_mult[mode_index] = MAX_THRESHMULT;
+ }
- /* 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] >> 3);
-
- 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];
+ x->rd_threshes[mode_index] = (cpi->rd_baseline_thresh[mode_index] >> 7) *
+ x->rd_thresh_mult[mode_index];
}
+ if (x->skip) break;
+ }
- {
- int this_rdbin = (*returndistortion >> 7);
+ /* 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] >> 3);
+
+ 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 (this_rdbin >= 1024)
- {
- this_rdbin = 1023;
- }
+ {
+ int this_rdbin = (*returndistortion >> 7);
- x->error_bins[this_rdbin] ++;
+ if (this_rdbin >= 1024) {
+ this_rdbin = 1023;
}
-#if CONFIG_TEMPORAL_DENOISING
- if (cpi->oxcf.noise_sensitivity)
- {
- int block_index = mb_row * cpi->common.mb_cols + mb_col;
- int reevaluate = 0;
- int is_noisy = 0;
- if (x->best_sse_inter_mode == DC_PRED)
- {
- /* No best MV found. */
- x->best_sse_inter_mode = best_mbmode.mode;
- x->best_sse_mv = best_mbmode.mv;
- x->need_to_clamp_best_mvs = best_mbmode.need_to_clamp_mvs;
- x->best_reference_frame = best_mbmode.ref_frame;
- best_sse = best_rd_sse;
- }
- // For non-skin blocks that have selected ZEROMV for this current frame,
- // and have been selecting ZEROMV_LAST (on the base layer frame) at
- // least |x~20| consecutive past frames in a row, label the block for
- // possible increase in denoising strength. We also condition this
- // labeling on there being significant denoising in the scene
- if (cpi->oxcf.noise_sensitivity == 4) {
- if (cpi->denoiser.nmse_source_diff >
- 70 * cpi->denoiser.threshold_aggressive_mode / 100)
- is_noisy = 1;
- } else {
- if (cpi->mse_source_denoised > 1000)
- is_noisy = 1;
- }
- x->increase_denoising = 0;
- if (!x->is_skin &&
- x->best_sse_inter_mode == ZEROMV &&
- (x->best_reference_frame == LAST_FRAME ||
- x->best_reference_frame == cpi->closest_reference_frame) &&
- cpi->consec_zero_last[block_index] >= 20 &&
- is_noisy) {
- x->increase_denoising = 1;
- }
- x->denoise_zeromv = 0;
- 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: for large noise content
- // (i.e., cpi->mse_source_denoised is above threshold), do this for all
- // blocks that did not pick ZEROMV as best mode but are using ZEROMV
- // for denoising. Otherwise, always re-evaluate for blocks that picked
- // INTRA mode as best mode.
- // Avoid blocks that have been biased against ZERO_LAST
- // (i.e., dot artifact candidate blocks).
- reevaluate = (best_mbmode.ref_frame == INTRA_FRAME) ||
- (best_mbmode.mode != ZEROMV &&
- x->denoise_zeromv &&
- cpi->mse_source_denoised > 2000);
- if (!dot_artifact_candidate &&
- reevaluate &&
- x->best_zeromv_reference_frame != INTRA_FRAME)
- {
- int this_rd = 0;
- int this_ref_frame = x->best_zeromv_reference_frame;
- rd_adjustment = 100;
- rate2 = x->ref_frame_cost[this_ref_frame] +
- vp8_cost_mv_ref(ZEROMV, mdcounts);
- 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(&sse, rate2, &distortion2, cpi, x,
- rd_adjustment);
-
- if (this_rd < best_rd)
- {
- memcpy(&best_mbmode, &x->e_mbd.mode_info_context->mbmi,
- sizeof(MB_MODE_INFO));
- }
- }
+ x->error_bins[this_rdbin]++;
+ }
+#if CONFIG_TEMPORAL_DENOISING
+ if (cpi->oxcf.noise_sensitivity) {
+ int block_index = mb_row * cpi->common.mb_cols + mb_col;
+ int reevaluate = 0;
+ int is_noisy = 0;
+ if (x->best_sse_inter_mode == DC_PRED) {
+ /* No best MV found. */
+ x->best_sse_inter_mode = best_mbmode.mode;
+ x->best_sse_mv = best_mbmode.mv;
+ x->need_to_clamp_best_mvs = best_mbmode.need_to_clamp_mvs;
+ x->best_reference_frame = best_mbmode.ref_frame;
+ best_sse = best_rd_sse;
}
-#endif
-
- if (cpi->is_src_frame_alt_ref &&
- (best_mbmode.mode != ZEROMV || best_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;
+ // For non-skin blocks that have selected ZEROMV for this current frame,
+ // and have been selecting ZEROMV_LAST (on the base layer frame) at
+ // least |x~20| consecutive past frames in a row, label the block for
+ // possible increase in denoising strength. We also condition this
+ // labeling on there being significant denoising in the scene
+ if (cpi->oxcf.noise_sensitivity == 4) {
+ if (cpi->denoiser.nmse_source_diff >
+ 70 * cpi->denoiser.threshold_aggressive_mode / 100) {
+ is_noisy = 1;
+ }
+ } else {
+ if (cpi->mse_source_denoised > 1000) is_noisy = 1;
}
-
- /* set to the best mb mode, this copy can be skip if x->skip since it
- * already has the right content */
- if (!x->skip)
- memcpy(&x->e_mbd.mode_info_context->mbmi, &best_mbmode,
+ x->increase_denoising = 0;
+ if (!x->is_skin && x->best_sse_inter_mode == ZEROMV &&
+ (x->best_reference_frame == LAST_FRAME ||
+ x->best_reference_frame == cpi->closest_reference_frame) &&
+ cpi->consec_zero_last[block_index] >= 20 && is_noisy) {
+ x->increase_denoising = 1;
+ }
+ x->denoise_zeromv = 0;
+ 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,
+ cpi->consec_zero_last_mvbias[block_index]);
+
+ // Reevaluate ZEROMV after denoising: for large noise content
+ // (i.e., cpi->mse_source_denoised is above threshold), do this for all
+ // blocks that did not pick ZEROMV as best mode but are using ZEROMV
+ // for denoising. Otherwise, always re-evaluate for blocks that picked
+ // INTRA mode as best mode.
+ // Avoid blocks that have been biased against ZERO_LAST
+ // (i.e., dot artifact candidate blocks).
+ reevaluate = (best_mbmode.ref_frame == INTRA_FRAME) ||
+ (best_mbmode.mode != ZEROMV && x->denoise_zeromv &&
+ cpi->mse_source_denoised > 2000);
+ if (!dot_artifact_candidate && reevaluate &&
+ x->best_zeromv_reference_frame != INTRA_FRAME) {
+ int this_rd = 0;
+ int this_ref_frame = x->best_zeromv_reference_frame;
+ rd_adjustment = 100;
+ rate2 =
+ x->ref_frame_cost[this_ref_frame] + vp8_cost_mv_ref(ZEROMV, mdcounts);
+ 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(&sse, rate2, &distortion2, cpi, x, rd_adjustment);
+
+ if (this_rd < best_rd) {
+ memcpy(&best_mbmode, &x->e_mbd.mode_info_context->mbmi,
sizeof(MB_MODE_INFO));
-
- if (best_mbmode.mode <= B_PRED)
- {
- /* set mode_info_context->mbmi.uv_mode */
- pick_intra_mbuv_mode(x);
+ }
}
+ }
+#endif
- 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;
+ if (cpi->is_src_frame_alt_ref &&
+ (best_mbmode.mode != ZEROMV || best_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;
+ }
- update_mvcount(x, &best_ref_mv);
-}
+ /* set to the best mb mode, this copy can be skip if x->skip since it
+ * already has the right content */
+ if (!x->skip) {
+ memcpy(&x->e_mbd.mode_info_context->mbmi, &best_mbmode,
+ sizeof(MB_MODE_INFO));
+ }
-void vp8_pick_intra_mode(MACROBLOCK *x, int *rate_)
-{
- int error4x4, error16x16 = INT_MAX;
- int rate, best_rate = 0, distortion, best_sse;
- MB_PREDICTION_MODE mode, best_mode = DC_PRED;
- int this_rd;
- unsigned int sse;
- BLOCK *b = &x->block[0];
- MACROBLOCKD *xd = &x->e_mbd;
+ if (best_mbmode.mode <= B_PRED) {
+ /* set mode_info_context->mbmi.uv_mode */
+ pick_intra_mbuv_mode(x);
+ }
- xd->mode_info_context->mbmi.ref_frame = INTRA_FRAME;
+ 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;
+ }
- pick_intra_mbuv_mode(x);
+ update_mvcount(x, &best_ref_mv);
+}
- 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);
- distortion = vpx_variance16x16
- (*(b->base_src), b->src_stride, xd->predictor, 16, &sse);
- rate = x->mbmode_cost[xd->frame_type][mode];
- this_rd = RDCOST(x->rdmult, x->rddiv, rate, distortion);
-
- if (error16x16 > this_rd)
- {
- error16x16 = this_rd;
- best_mode = mode;
- best_sse = sse;
- best_rate = rate;
- }
- }
- xd->mode_info_context->mbmi.mode = best_mode;
-
- error4x4 = pick_intra4x4mby_modes(x, &rate,
- &best_sse);
- if (error4x4 < error16x16)
- {
- xd->mode_info_context->mbmi.mode = B_PRED;
- best_rate = rate;
+void vp8_pick_intra_mode(MACROBLOCK *x, int *rate_) {
+ int error4x4, error16x16 = INT_MAX;
+ int rate, best_rate = 0, distortion, best_sse;
+ MB_PREDICTION_MODE mode, best_mode = DC_PRED;
+ int this_rd;
+ unsigned int sse;
+ BLOCK *b = &x->block[0];
+ MACROBLOCKD *xd = &x->e_mbd;
+
+ xd->mode_info_context->mbmi.ref_frame = INTRA_FRAME;
+
+ pick_intra_mbuv_mode(x);
+
+ 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);
+ distortion = vpx_variance16x16(*(b->base_src), b->src_stride, xd->predictor,
+ 16, &sse);
+ rate = x->mbmode_cost[xd->frame_type][mode];
+ this_rd = RDCOST(x->rdmult, x->rddiv, rate, distortion);
+
+ if (error16x16 > this_rd) {
+ error16x16 = this_rd;
+ best_mode = mode;
+ best_sse = sse;
+ best_rate = rate;
}
+ }
+ xd->mode_info_context->mbmi.mode = best_mode;
+
+ error4x4 = pick_intra4x4mby_modes(x, &rate, &best_sse);
+ if (error4x4 < error16x16) {
+ xd->mode_info_context->mbmi.mode = B_PRED;
+ best_rate = rate;
+ }
- *rate_ = best_rate;
+ *rate_ = best_rate;
}
projects / libvpx / blobdiff