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Commit 421ad3f1 authored by Yaowu Xu's avatar Yaowu Xu
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clean out experiments 

that are related to using reconstructed pixel for selecting reference
motion vectors.

Change-Id: I048dfae39ca7385e344b57d46347ecc6e753e1bb
parent 888d0c82
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configure
View file @ 421ad3f1
......@@ -244,9 +244,7 @@ EXPERIMENT_LIST="
newbintramodes
comp_interintra_pred
enable_6tap
abovesprefmv
code_nonzerocount
useselectrefmv
modelcoefprob
loop_dering
implicit_compoundinter_weight
......
vp9/common/vp9_findnearmv.c
View file @ 421ad3f1
......@@ -41,268 +41,6 @@ vp9_prob *vp9_mv_ref_probs(VP9_COMMON *pc,
return p;
}
#define SP(x) (((x) & 7) << 1)
unsigned int vp9_sad3x16_c(const uint8_t *src_ptr,
int src_stride,
const uint8_t *ref_ptr,
int ref_stride) {
return sad_mx_n_c(src_ptr, src_stride, ref_ptr, ref_stride, 3, 16);
}
unsigned int vp9_sad16x3_c(const uint8_t *src_ptr,
int src_stride,
const uint8_t *ref_ptr,
int ref_stride) {
return sad_mx_n_c(src_ptr, src_stride, ref_ptr, ref_stride, 16, 3);
}
unsigned int vp9_variance2x16_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
int sum;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 2, 16, sse, &sum);
return (*sse - (((unsigned int)sum * sum) >> 5));
}
unsigned int vp9_variance16x2_c(const uint8_t *src_ptr,
int source_stride,
const uint8_t *ref_ptr,
int recon_stride,
unsigned int *sse) {
int sum;
variance(src_ptr, source_stride, ref_ptr, recon_stride, 16, 2, sse, &sum);
return (*sse - (((unsigned int)sum * sum) >> 5));
}
unsigned int vp9_sub_pixel_variance16x2_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t FData3[16 * 3]; // Temp data buffer used in filtering
uint8_t temp2[2 * 16];
const int16_t *HFilter, *VFilter;
HFilter = VP9_BILINEAR_FILTERS_2TAP(xoffset);
VFilter = VP9_BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, FData3,
src_pixels_per_line, 1, 3, 16, HFilter);
var_filter_block2d_bil_second_pass(FData3, temp2, 16, 16, 2, 16, VFilter);
return vp9_variance16x2_c(temp2, 16, dst_ptr, dst_pixels_per_line, sse);
}
unsigned int vp9_sub_pixel_variance2x16_c(const uint8_t *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const uint8_t *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
uint16_t FData3[2 * 17]; // Temp data buffer used in filtering
uint8_t temp2[2 * 16];
const int16_t *HFilter, *VFilter;
HFilter = VP9_BILINEAR_FILTERS_2TAP(xoffset);
VFilter = VP9_BILINEAR_FILTERS_2TAP(yoffset);
var_filter_block2d_bil_first_pass(src_ptr, FData3,
src_pixels_per_line, 1, 17, 2, HFilter);
var_filter_block2d_bil_second_pass(FData3, temp2, 2, 2, 16, 2, VFilter);
return vp9_variance2x16_c(temp2, 2, dst_ptr, dst_pixels_per_line, sse);
}
#if CONFIG_USESELECTREFMV
/* check a list of motion vectors by sad score using a number rows of pixels
* above and a number cols of pixels in the left to select the one with best
* score to use as ref motion vector
*/
void vp9_find_best_ref_mvs(MACROBLOCKD *xd,
uint8_t *ref_y_buffer,
int ref_y_stride,
int_mv *mvlist,
int_mv *nearest,
int_mv *near) {
int i, j;
uint8_t *above_src;
uint8_t *above_ref;
#if !CONFIG_ABOVESPREFMV
uint8_t *left_src;
uint8_t *left_ref;
#endif
unsigned int score;
unsigned int sse;
unsigned int ref_scores[MAX_MV_REF_CANDIDATES] = {0};
int_mv sorted_mvs[MAX_MV_REF_CANDIDATES];
int zero_seen = 0;
if (ref_y_buffer) {
// Default all to 0,0 if nothing else available
nearest->as_int = near->as_int = 0;
vpx_memset(sorted_mvs, 0, sizeof(sorted_mvs));
above_src = xd->dst.y_buffer - xd->dst.y_stride * 2;
above_ref = ref_y_buffer - ref_y_stride * 2;
#if CONFIG_ABOVESPREFMV
above_src -= 4;
above_ref -= 4;
#else
left_src = xd->dst.y_buffer - 2;
left_ref = ref_y_buffer - 2;
#endif
// Limit search to the predicted best few candidates
for (i = 0; i < MAX_MV_REF_CANDIDATES; ++i) {
int_mv this_mv;
int offset = 0;
int row_offset, col_offset;
this_mv.as_int = mvlist[i].as_int;
// If we see a 0,0 vector for a second time we have reached the end of
// the list of valid candidate vectors.
if (!this_mv.as_int && zero_seen)
break;
zero_seen = zero_seen || !this_mv.as_int;
#if !CONFIG_ABOVESPREFMV
clamp_mv(&this_mv,
xd->mb_to_left_edge - LEFT_TOP_MARGIN + 24,
xd->mb_to_right_edge + RIGHT_BOTTOM_MARGIN,
xd->mb_to_top_edge - LEFT_TOP_MARGIN + 24,
xd->mb_to_bottom_edge + RIGHT_BOTTOM_MARGIN);
#else
clamp_mv(&this_mv,
xd->mb_to_left_edge - LEFT_TOP_MARGIN + 32,
xd->mb_to_right_edge + RIGHT_BOTTOM_MARGIN,
xd->mb_to_top_edge - LEFT_TOP_MARGIN + 24,
xd->mb_to_bottom_edge + RIGHT_BOTTOM_MARGIN);
#endif
row_offset = this_mv.as_mv.row >> 3;
col_offset = this_mv.as_mv.col >> 3;
offset = ref_y_stride * row_offset + col_offset;
score = 0;
#if !CONFIG_ABOVESPREFMV
if (xd->up_available) {
#else
if (xd->up_available && xd->left_available) {
#endif
const int bwl = mb_width_log2(xd->mode_info_context->mbmi.sb_type);
vp9_sub_pixel_variance16x2(above_ref + offset, ref_y_stride,
SP(this_mv.as_mv.col),
SP(this_mv.as_mv.row),
above_src, xd->dst.y_stride, &sse);
score += sse;
if (bwl >= 1) {
vp9_sub_pixel_variance16x2(above_ref + offset + 16,
ref_y_stride,
SP(this_mv.as_mv.col),
SP(this_mv.as_mv.row),
above_src + 16, xd->dst.y_stride, &sse);
score += sse;
}
if (bwl >= 2) {
vp9_sub_pixel_variance16x2(above_ref + offset + 32,
ref_y_stride,
SP(this_mv.as_mv.col),
SP(this_mv.as_mv.row),
above_src + 32, xd->dst.y_stride, &sse);
score += sse;
vp9_sub_pixel_variance16x2(above_ref + offset + 48,
ref_y_stride,
SP(this_mv.as_mv.col),
SP(this_mv.as_mv.row),
above_src + 48, xd->dst.y_stride, &sse);
score += sse;
}
}
#if !CONFIG_ABOVESPREFMV
if (xd->left_available) {
const int bhl = mb_height_log2(xd->mode_info_context->mbmi.sb_type);
vp9_sub_pixel_variance2x16_c(left_ref + offset, ref_y_stride,
SP(this_mv.as_mv.col),
SP(this_mv.as_mv.row),
left_src, xd->dst.y_stride, &sse);
score += sse;
if (bhl >= 1) {
vp9_sub_pixel_variance2x16_c(left_ref + offset + ref_y_stride * 16,
ref_y_stride,
SP(this_mv.as_mv.col),
SP(this_mv.as_mv.row),
left_src + xd->dst.y_stride * 16,
xd->dst.y_stride, &sse);
score += sse;
}
if (bhl >= 2) {
vp9_sub_pixel_variance2x16_c(left_ref + offset + ref_y_stride * 32,
ref_y_stride,
SP(this_mv.as_mv.col),
SP(this_mv.as_mv.row),
left_src + xd->dst.y_stride * 32,
xd->dst.y_stride, &sse);
score += sse;
vp9_sub_pixel_variance2x16_c(left_ref + offset + ref_y_stride * 48,
ref_y_stride,
SP(this_mv.as_mv.col),
SP(this_mv.as_mv.row),
left_src + xd->dst.y_stride * 48,
xd->dst.y_stride, &sse);
score += sse;
}
}
#endif
// Add the entry to our list and then resort the list on score.
ref_scores[i] = score;
sorted_mvs[i].as_int = this_mv.as_int;
j = i;
while (j > 0) {
if (ref_scores[j] < ref_scores[j-1]) {
ref_scores[j] = ref_scores[j-1];
sorted_mvs[j].as_int = sorted_mvs[j-1].as_int;
ref_scores[j-1] = score;
sorted_mvs[j-1].as_int = this_mv.as_int;
j--;
} else {
break;
}
}
}
} else {
vpx_memcpy(sorted_mvs, mvlist, sizeof(sorted_mvs));
}
// Make sure all the candidates are properly clamped etc
for (i = 0; i < MAX_MV_REF_CANDIDATES; ++i) {
lower_mv_precision(&sorted_mvs[i], xd->allow_high_precision_mv);
clamp_mv2(&sorted_mvs[i], xd);
}
// Nearest may be a 0,0 or non zero vector and now matches the chosen
// "best reference". This has advantages when it is used as part of a
// compound predictor as it means a non zero vector can be paired using
// this mode with a 0 vector. The Near vector is still forced to be a
// non zero candidate if one is avaialble.
nearest->as_int = sorted_mvs[0].as_int;
if ( sorted_mvs[1].as_int ) {
near->as_int = sorted_mvs[1].as_int;
} else {
near->as_int = sorted_mvs[2].as_int;
}
// Copy back the re-ordered mv list
vpx_memcpy(mvlist, sorted_mvs, sizeof(sorted_mvs));
}
#else
void vp9_find_best_ref_mvs(MACROBLOCKD *xd,
uint8_t *ref_y_buffer,
int ref_y_stride,
......@@ -318,4 +56,3 @@ void vp9_find_best_ref_mvs(MACROBLOCKD *xd,
*nearest = mvlist[0];
*near = mvlist[1];
}
#endif
vp9/common/vp9_rtcd_defs.sh
View file @ 421ad3f1
......@@ -211,18 +211,6 @@ specialize vp9_blend_mb_outer
prototype void vp9_blend_b "uint8_t *y, uint8_t *u, uint8_t *v, int y1, int u1, int v1, int alpha, int stride"
specialize vp9_blend_b
#
# sad 16x3, 3x16
#
prototype unsigned int vp9_sad16x3 "const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, int ref_stride"
specialize vp9_sad16x3 sse2
prototype unsigned int vp9_sad3x16 "const uint8_t *src_ptr, int src_stride, const uint8_t *ref_ptr, int ref_stride"
specialize vp9_sad3x16 sse2
prototype unsigned int vp9_sub_pixel_variance16x2 "const uint8_t *src_ptr, const int source_stride, const int xoffset, const int yoffset, const uint8_t *ref_ptr, const int ref_stride, unsigned int *sse"
specialize vp9_sub_pixel_variance16x2 sse2
#
# Sub Pixel Filters
#
......
vp9/common/x86/vp9_subpixel_variance_sse2.c
View file @ 421ad3f1
......@@ -43,48 +43,3 @@ void vp9_filter_block2d_bil_var_sse2(const unsigned char *ref_ptr,
int yoffset,
int *sum,
unsigned int *sumsquared);
unsigned int vp9_sub_pixel_variance16x2_sse2(const unsigned char *src_ptr,
int src_pixels_per_line,
int xoffset,
int yoffset,
const unsigned char *dst_ptr,
int dst_pixels_per_line,
unsigned int *sse) {
int xsum0, xsum1;
unsigned int xxsum0, xxsum1;
if (xoffset == HALFNDX && yoffset == 0) {
vp9_half_horiz_variance16x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 2,
&xsum0, &xxsum0);
} else if (xoffset == 0 && yoffset == HALFNDX) {
vp9_half_vert_variance16x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 2,
&xsum0, &xxsum0);
} else if (xoffset == HALFNDX && yoffset == HALFNDX) {
vp9_half_horiz_vert_variance16x_h_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 2,
&xsum0, &xxsum0);
} else {
vp9_filter_block2d_bil_var_sse2(
src_ptr, src_pixels_per_line,
dst_ptr, dst_pixels_per_line, 2,
xoffset, yoffset,
&xsum0, &xxsum0);
vp9_filter_block2d_bil_var_sse2(
src_ptr + 8, src_pixels_per_line,
dst_ptr + 8, dst_pixels_per_line, 2,
xoffset, yoffset,
&xsum1, &xxsum1);
xsum0 += xsum1;
xxsum0 += xxsum1;
}
*sse = xxsum0;
return (xxsum0 - (((unsigned int)xsum0 * xsum0) >> 5));
}
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