ref: 845bc13ba97349879179e58c62462c67e9f6343e
parent: 0b2b81249b5f9874aa62d5d1e7be9da7d5864a85
author: Paul Wilkins <paulwilkins@google.com>
date: Fri May 24 11:40:20 EDT 2013
Remove loop dering experiment. Change-Id: I1a979bf74c286b157c31bab6bdcba0494acb4918
--- a/configure
+++ b/configure
@@ -240,7 +240,6 @@
EXPERIMENT_LIST="
csm
implicit_segmentation
- loop_dering
oneshotq
multiple_arf
non420
--- a/vp9/common/vp9_loopfilter.c
+++ b/vp9/common/vp9_loopfilter.c
@@ -187,7 +187,7 @@
int do_left_mb_v, int do_above_mb_h,
int do_left_mbuv_v, int do_above_mbuv_h,
uint8_t *y_ptr, uint8_t *u_ptr, uint8_t *v_ptr,
- int y_stride, int uv_stride, int dering) {+ int y_stride, int uv_stride) {loop_filter_info_n *lfi_n = &cm->lf_info;
struct loop_filter_info lfi;
int mode = mi->mbmi.mode;
@@ -254,21 +254,6 @@
y_stride, uv_stride, &lfi);
}
}
- if (dering) {-#if CONFIG_LOOP_DERING
- vp9_post_proc_down_and_across(y_ptr, y_ptr,
- y_stride, y_stride,
- 16, 16, dering);
- if (u_ptr && v_ptr) {- vp9_post_proc_down_and_across(u_ptr, u_ptr,
- uv_stride, uv_stride,
- 8, 8, dering);
- vp9_post_proc_down_and_across(v_ptr, v_ptr,
- uv_stride, uv_stride,
- 8, 8, dering);
- }
-#endif
- }
}
}
@@ -276,7 +261,7 @@
int mb_row, int mb_col,
uint8_t *y_ptr, uint8_t *u_ptr, uint8_t *v_ptr,
int y_stride, int uv_stride,
- int y_only, int dering) {+ int y_only) {BLOCK_SIZE_TYPE sb_type = mode_info_context->mbmi.sb_type;
const int wbl = b_width_log2(sb_type), hbl = b_height_log2(sb_type);
TX_SIZE tx_size = mode_info_context->mbmi.txfm_size;
@@ -298,7 +283,7 @@
y_ptr,
y_only? 0 : u_ptr,
y_only? 0 : v_ptr,
- y_stride, uv_stride, dering);
+ y_stride, uv_stride);
// process 2nd MB top-right
mi = mode_info_context + 2;
do_left_v = !(wbl >= 3 /* 32x16 or >=32x32 */ && (tx_size >= TX_32X32 ||
@@ -313,7 +298,7 @@
y_ptr + 16,
y_only ? 0 : (u_ptr + 8),
y_only ? 0 : (v_ptr + 8),
- y_stride, uv_stride, dering);
+ y_stride, uv_stride);
// process 3rd MB bottom-left
mi = mode_info_context + (mis << 1);
@@ -329,7 +314,7 @@
y_ptr + 16 * y_stride,
y_only ? 0 : (u_ptr + 8 * uv_stride),
y_only ? 0 : (v_ptr + 8 * uv_stride),
- y_stride, uv_stride, dering);
+ y_stride, uv_stride);
// process 4th MB bottom right
mi = mode_info_context + ((mis + 1) << 1);
@@ -346,7 +331,7 @@
y_ptr + 16 * y_stride + 16,
y_only ? 0 : (u_ptr + 8 * uv_stride + 8),
y_only ? 0 : (v_ptr + 8 * uv_stride + 8),
- y_stride, uv_stride, dering);
+ y_stride, uv_stride);
}
static void lpf_sb64(VP9_COMMON *cm, const MODE_INFO *mode_info_context,
@@ -353,32 +338,31 @@
int mb_row, int mb_col,
uint8_t *y_ptr, uint8_t *u_ptr, uint8_t *v_ptr,
int y_stride, int uv_stride,
- int y_only, int dering) {+ int y_only) {lpf_sb32(cm, mode_info_context, mb_row, mb_col,
y_ptr, u_ptr, v_ptr,
- y_stride, uv_stride, y_only, dering);
+ y_stride, uv_stride, y_only);
lpf_sb32(cm, mode_info_context + 4, mb_row, mb_col + 2,
y_ptr + 32, u_ptr + 16, v_ptr + 16,
- y_stride, uv_stride, y_only, dering);
+ y_stride, uv_stride, y_only);
lpf_sb32(cm, mode_info_context + cm->mode_info_stride * 4,
mb_row + 2, mb_col,
y_ptr + 32 * y_stride,
u_ptr + 16 * uv_stride,
v_ptr + 16 * uv_stride,
- y_stride, uv_stride, y_only, dering);
+ y_stride, uv_stride, y_only);
lpf_sb32(cm, mode_info_context + cm->mode_info_stride * 4 + 4,
mb_row + 2, mb_col + 2,
y_ptr + 32 * y_stride + 32,
u_ptr + 16 * uv_stride + 16,
v_ptr + 16 * uv_stride + 16,
- y_stride, uv_stride, y_only, dering);
+ y_stride, uv_stride, y_only);
}
void vp9_loop_filter_frame(VP9_COMMON *cm,
MACROBLOCKD *xd,
int frame_filter_level,
- int y_only,
- int dering) {+ int y_only) {YV12_BUFFER_CONFIG *post = cm->frame_to_show;
int mb_row, mb_col;
const int sb64_rows = cm->mb_rows / 4;
@@ -432,7 +416,7 @@
for (mb_col = 0; mb_col < sb64_cols * 4; mb_col += 4) {lpf_sb64(cm, mode_info_context, mb_row, mb_col,
y_ptr, u_ptr, v_ptr,
- y_stride, uv_stride, y_only, dering);
+ y_stride, uv_stride, y_only);
y_ptr += 64;
u_ptr = y_only? 0 : u_ptr + 32;
v_ptr = y_only? 0 : v_ptr + 32;
@@ -442,13 +426,13 @@
// process 2 SB32s in the extra SB32 col
lpf_sb32(cm, mode_info_context, mb_row, mb_col,
y_ptr, u_ptr, v_ptr,
- y_stride, uv_stride, y_only, dering);
+ y_stride, uv_stride, y_only);
lpf_sb32(cm, mode_info_context + mis * 4,
mb_row + 2, mb_col,
y_ptr + 32 * y_stride,
u_ptr + 16 * uv_stride,
v_ptr + 16 * uv_stride,
- y_stride, uv_stride, y_only, dering);
+ y_stride, uv_stride, y_only);
y_ptr += 32;
u_ptr = y_only? 0 : u_ptr + 16;
v_ptr = y_only? 0 : v_ptr + 16;
@@ -469,7 +453,7 @@
y_ptr + (k * 16) * y_stride,
y_only ? 0 : (u_ptr + (k * 8) * uv_stride),
y_only ? 0 : (v_ptr + (k * 8) * uv_stride),
- y_stride, uv_stride, dering);
+ y_stride, uv_stride);
}
y_ptr += 16;
@@ -491,7 +475,7 @@
for (mb_col = 0; mb_col < sb32_cols * 2; mb_col += 2) {lpf_sb32(cm, mode_info_context, mb_row, mb_col,
y_ptr, u_ptr, v_ptr,
- y_stride, uv_stride, y_only, dering);
+ y_stride, uv_stride, y_only);
y_ptr += 32;
u_ptr = y_only? 0 : u_ptr + 16;
v_ptr = y_only? 0 : v_ptr + 16;
@@ -509,7 +493,7 @@
y_ptr,
y_only? NULL : u_ptr,
y_only? NULL : v_ptr,
- y_stride, uv_stride, dering);
+ y_stride, uv_stride);
// process 2nd MB
mi = mode_info_context + (mis << 1);
do_left_v = (mb_col > 0);
@@ -521,7 +505,7 @@
y_ptr + 16 * y_stride,
y_only ? NULL : (u_ptr + 8 * uv_stride),
y_only ? NULL : (v_ptr + 8 * uv_stride),
- y_stride, uv_stride, dering);
+ y_stride, uv_stride);
y_ptr += 16;
u_ptr = y_only? 0 : u_ptr + 8;
v_ptr = y_only? 0 : v_ptr + 8;
@@ -547,7 +531,7 @@
y_ptr,
y_only? 0 : u_ptr,
y_only? 0 : v_ptr,
- y_stride, uv_stride, dering);
+ y_stride, uv_stride);
y_ptr += 16;
u_ptr = y_only? 0 : u_ptr + 8;
v_ptr = y_only? 0 : v_ptr + 8;
--- a/vp9/common/vp9_loopfilter.h
+++ b/vp9/common/vp9_loopfilter.h
@@ -73,8 +73,7 @@
void vp9_loop_filter_frame(struct VP9Common *cm,
struct macroblockd *mbd,
int filter_level,
- int y_only,
- int dering);
+ int y_only);
void vp9_loop_filter_partial_frame(struct VP9Common *cm,
struct macroblockd *mbd,
--- a/vp9/common/vp9_onyxc_int.h
+++ b/vp9/common/vp9_onyxc_int.h
@@ -205,7 +205,6 @@
int filter_level;
int last_sharpness_level;
int sharpness_level;
- int dering_enabled;
int refresh_frame_context; /* Two state 0 = NO, 1 = YES */
--- a/vp9/decoder/vp9_decodframe.c
+++ b/vp9/decoder/vp9_decodframe.c
@@ -700,13 +700,6 @@
pc->filter_level = vp9_read_literal(r, 6);
pc->sharpness_level = vp9_read_literal(r, 3);
-#if CONFIG_LOOP_DERING
- if (vp9_read_bit(r))
- pc->dering_enabled = 1 + vp9_read_literal(r, 4);
- else
- pc->dering_enabled = 0;
-#endif
-
// Read in loop filter deltas applied at the MB level based on mode or ref
// frame.
xd->mode_ref_lf_delta_update = 0;
--- a/vp9/decoder/vp9_onyxd_if.c
+++ b/vp9/decoder/vp9_onyxd_if.c
@@ -349,8 +349,7 @@
if (cm->filter_level) {/* Apply the loop filter if appropriate. */
- vp9_loop_filter_frame(cm, &pbi->mb, cm->filter_level, 0,
- cm->dering_enabled);
+ vp9_loop_filter_frame(cm, &pbi->mb, cm->filter_level, 0);
}
#if WRITE_RECON_BUFFER == 2
--- a/vp9/encoder/vp9_bitstream.c
+++ b/vp9/encoder/vp9_bitstream.c
@@ -1351,14 +1351,6 @@
// Encode the loop filter level and type
vp9_write_literal(w, pc->filter_level, 6);
vp9_write_literal(w, pc->sharpness_level, 3);
-#if CONFIG_LOOP_DERING
- if (pc->dering_enabled) {- vp9_write_bit(w, 1);
- vp9_write_literal(w, pc->dering_enabled - 1, 4);
- } else {- vp9_write_bit(w, 0);
- }
-#endif
// Write out loop filter deltas applied at the MB level based on mode or
// ref frame (if they are enabled).
--- a/vp9/encoder/vp9_onyx_if.c
+++ b/vp9/encoder/vp9_onyx_if.c
@@ -2416,8 +2416,7 @@
if (cm->filter_level > 0) {vp9_set_alt_lf_level(cpi, cm->filter_level);
- vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, cm->filter_level, 0,
- cm->dering_enabled);
+ vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, cm->filter_level, 0);
}
vp9_extend_frame_borders(cm->frame_to_show,
--- a/vp9/encoder/vp9_picklpf.c
+++ b/vp9/encoder/vp9_picklpf.c
@@ -163,7 +163,7 @@
// Get baseline error score
vp9_set_alt_lf_level(cpi, filt_mid);
- vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, filt_mid, 1, 0);
+ vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, filt_mid, 1);
best_err = vp9_calc_ss_err(sd, cm->frame_to_show);
filt_best = filt_mid;
@@ -188,7 +188,7 @@
if ((filt_direction <= 0) && (filt_low != filt_mid)) {// Get Low filter error score
vp9_set_alt_lf_level(cpi, filt_low);
- vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, filt_low, 1, 0);
+ vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, filt_low, 1);
filt_err = vp9_calc_ss_err(sd, cm->frame_to_show);
@@ -208,7 +208,7 @@
// Now look at filt_high
if ((filt_direction >= 0) && (filt_high != filt_mid)) {vp9_set_alt_lf_level(cpi, filt_high);
- vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, filt_high, 1, 0);
+ vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, filt_high, 1);
filt_err = vp9_calc_ss_err(sd, cm->frame_to_show);
@@ -233,30 +233,4 @@
}
cm->filter_level = filt_best;
-
-#if CONFIG_LOOP_DERING
- /* Decide whether to turn on deringing filter */
- { // NOLINT- int best_dering = 0;
- int this_dering;
- int last_err_diff = INT_MAX;
-
- for (this_dering = 1; this_dering <= 16; this_dering++) {- vp9_set_alt_lf_level(cpi, filt_best);
- vp9_loop_filter_frame(cm, &cpi->mb.e_mbd, filt_high, 1, this_dering);
- filt_err = vp9_calc_ss_err(sd, cm->frame_to_show);
- vp8_yv12_copy_y(&cpi->last_frame_uf, cm->frame_to_show);
- if (filt_err < best_err) {- best_err = filt_err;
- best_dering = this_dering;
- last_err_diff = INT_MAX;
- } else {- if (filt_err - best_err > last_err_diff)
- break;
- last_err_diff = filt_err - best_err;
- }
- }
- cm->dering_enabled = best_dering;
- }
-#endif
}
--
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