ref: f9f0879756c6c6a5af3cd43986ffde39b3b5deae
parent: 68d79146ea791783ac7d89dcdbef8c11a93d2b12
author: Jingning Han <jingning@google.com>
date: Tue Sep 9 14:43:27 EDT 2014
Refactor to remove speed feature dependency on mode search order This commit refactor the rate-distortion optimization search for regular block sizes to remove the speed feature dependency on mode search order. Change-Id: Ied033ee484c2957e17baa7b6450b720fe7dd0e7d
--- a/vp9/encoder/vp9_rdopt.c
+++ b/vp9/encoder/vp9_rdopt.c
@@ -41,10 +41,15 @@
#define RD_THRESH_MAX_FACT 64
#define RD_THRESH_INC 1
-#define LAST_FRAME_MODE_MASK 0xFFEDCD60
-#define GOLDEN_FRAME_MODE_MASK 0xFFDA3BB0
-#define ALT_REF_MODE_MASK 0xFFC648D0
+#define LAST_FRAME_MODE_MASK ((1 << GOLDEN_FRAME) | (1 << ALTREF_FRAME) | \
+ (1 << INTRA_FRAME))
+#define GOLDEN_FRAME_MODE_MASK ((1 << LAST_FRAME) | (1 << ALTREF_FRAME) | \
+ (1 << INTRA_FRAME))
+#define ALT_REF_MODE_MASK ((1 << LAST_FRAME) | (1 << GOLDEN_FRAME) | \
+ (1 << INTRA_FRAME))
+#define SECOND_REF_FRAME_MASK ((1 << ALTREF_FRAME) | 0x01)
+
#define MIN_EARLY_TERM_INDEX 3
typedef struct {@@ -2584,7 +2589,8 @@
PREDICTION_MODE mode_uv[TX_SIZES];
int intra_cost_penalty = 20 * vp9_dc_quant(cm->base_qindex, cm->y_dc_delta_q);
int best_skip2 = 0;
- int mode_skip_mask = 0;
+ uint8_t ref_frame_skip_mask[2] = { 0 };+ uint16_t mode_skip_mask[MAX_REF_FRAMES] = { 0 };int mode_skip_start = cpi->sf.mode_skip_start + 1;
const int *const rd_threshes = rd_opt->threshes[segment_id][bsize];
const int *const rd_thresh_freq_fact = rd_opt->thresh_freq_fact[bsize];
@@ -2628,23 +2634,17 @@
}
for (ref_frame = LAST_FRAME; ref_frame <= ALTREF_FRAME; ++ref_frame) {- // All modes from vp9_mode_order that use this frame as any ref
- static const int ref_frame_mask_all[] = {- 0x0, 0x123291, 0x25c444, 0x39b722
- };
- // Fixed mv modes (NEARESTMV, NEARMV, ZEROMV) from vp9_mode_order that use
- // this frame as their primary ref
- static const int ref_frame_mask_fixedmv[] = {- 0x0, 0x121281, 0x24c404, 0x080102
- };
if (!(cpi->ref_frame_flags & flag_list[ref_frame])) {- // Skip modes for missing references
- mode_skip_mask |= ref_frame_mask_all[ref_frame];
+ // Skip checking missing references in both single and compound reference
+ // modes. Note that a mode will be skipped iff both reference frames
+ // are masked out.
+ ref_frame_skip_mask[0] |= (1 << ref_frame);
+ ref_frame_skip_mask[1] |= SECOND_REF_FRAME_MASK;
} else if (cpi->sf.reference_masking) { for (i = LAST_FRAME; i <= ALTREF_FRAME; ++i) {// Skip fixed mv modes for poor references
if ((x->pred_mv_sad[ref_frame] >> 2) > x->pred_mv_sad[i]) {- mode_skip_mask |= ref_frame_mask_fixedmv[ref_frame];
+ mode_skip_mask[ref_frame] |= INTER_NEAREST_NEAR_ZERO;
break;
}
}
@@ -2653,7 +2653,8 @@
// then do nothing if the current ref frame is not allowed..
if (vp9_segfeature_active(seg, segment_id, SEG_LVL_REF_FRAME) &&
vp9_get_segdata(seg, segment_id, SEG_LVL_REF_FRAME) != (int)ref_frame) {- mode_skip_mask |= ref_frame_mask_all[ref_frame];
+ ref_frame_skip_mask[0] |= (1 << ref_frame);
+ ref_frame_skip_mask[1] |= SECOND_REF_FRAME_MASK;
}
}
@@ -2666,12 +2667,13 @@
// an unfiltered alternative. We allow near/nearest as well
// because they may result in zero-zero MVs but be cheaper.
if (cpi->rc.is_src_frame_alt_ref && (cpi->oxcf.arnr_max_frames == 0)) {- mode_skip_mask =
- ~((1 << THR_NEARESTA) | (1 << THR_NEARA) | (1 << THR_ZEROA));
+ ref_frame_skip_mask[0] = (1 << LAST_FRAME) | (1 << GOLDEN_FRAME);
+ ref_frame_skip_mask[1] = SECOND_REF_FRAME_MASK;
+ mode_skip_mask[ALTREF_FRAME] = ~INTER_NEAREST_NEAR_ZERO;
if (frame_mv[NEARMV][ALTREF_FRAME].as_int != 0)
- mode_skip_mask |= (1 << THR_NEARA);
+ mode_skip_mask[ALTREF_FRAME] |= (1 << NEARMV);
if (frame_mv[NEARESTMV][ALTREF_FRAME].as_int != 0)
- mode_skip_mask |= (1 << THR_NEARESTA);
+ mode_skip_mask[ALTREF_FRAME] |= (1 << NEARESTMV);
}
}
@@ -2702,13 +2704,15 @@
case INTRA_FRAME:
break;
case LAST_FRAME:
- mode_skip_mask |= LAST_FRAME_MODE_MASK;
+ ref_frame_skip_mask[0] |= LAST_FRAME_MODE_MASK;
+ ref_frame_skip_mask[1] |= SECOND_REF_FRAME_MASK;
break;
case GOLDEN_FRAME:
- mode_skip_mask |= GOLDEN_FRAME_MODE_MASK;
+ ref_frame_skip_mask[0] |= GOLDEN_FRAME_MODE_MASK;
+ ref_frame_skip_mask[1] |= SECOND_REF_FRAME_MASK;
break;
case ALTREF_FRAME:
- mode_skip_mask |= ALT_REF_MODE_MASK;
+ ref_frame_skip_mask[0] |= ALT_REF_MODE_MASK;
break;
case NONE:
case MAX_REF_FRAMES:
@@ -2717,10 +2721,13 @@
}
}
- if (cpi->sf.alt_ref_search_fp && cpi->rc.is_src_frame_alt_ref) {- mode_skip_mask = 0;
- if (!(ref_frame == ALTREF_FRAME && second_ref_frame == NONE))
- continue;
+ if (cpi->rc.is_src_frame_alt_ref) {+ if (cpi->sf.alt_ref_search_fp) {+ mode_skip_mask[ALTREF_FRAME] = 0;
+
+ if (!(ref_frame == ALTREF_FRAME && second_ref_frame == NONE))
+ continue;
+ }
}
if (bsize > cpi->sf.max_intra_bsize)
@@ -2727,7 +2734,11 @@
if (ref_frame == INTRA_FRAME)
continue;
- if (mode_skip_mask & (1 << mode_index))
+ if (ref_frame_skip_mask[0] & (1 << ref_frame) &&
+ ref_frame_skip_mask[1] & (1 << MAX(0, second_ref_frame)))
+ continue;
+
+ if (mode_skip_mask[ref_frame] & (1 << this_mode))
continue;
// Test best rd so far against threshold for trying this mode.
--- a/vp9/encoder/vp9_speed_features.c
+++ b/vp9/encoder/vp9_speed_features.c
@@ -13,43 +13,6 @@
#include "vp9/encoder/vp9_encoder.h"
#include "vp9/encoder/vp9_speed_features.h"
-enum {- INTRA_ALL = (1 << DC_PRED) |
- (1 << V_PRED) | (1 << H_PRED) |
- (1 << D45_PRED) | (1 << D135_PRED) |
- (1 << D117_PRED) | (1 << D153_PRED) |
- (1 << D207_PRED) | (1 << D63_PRED) |
- (1 << TM_PRED),
- INTRA_DC = (1 << DC_PRED),
- INTRA_DC_TM = (1 << DC_PRED) | (1 << TM_PRED),
- INTRA_DC_H_V = (1 << DC_PRED) | (1 << V_PRED) | (1 << H_PRED),
- INTRA_DC_TM_H_V = (1 << DC_PRED) | (1 << TM_PRED) | (1 << V_PRED) |
- (1 << H_PRED)
-};
-
-enum {- INTER_ALL = (1 << NEARESTMV) | (1 << NEARMV) | (1 << ZEROMV) | (1 << NEWMV),
- INTER_NEAREST = (1 << NEARESTMV),
- INTER_NEAREST_NEAR_NEW = (1 << NEARESTMV) | (1 << NEARMV) | (1 << NEWMV)
-};
-
-enum {- DISABLE_ALL_INTER_SPLIT = (1 << THR_COMP_GA) |
- (1 << THR_COMP_LA) |
- (1 << THR_ALTR) |
- (1 << THR_GOLD) |
- (1 << THR_LAST),
-
- DISABLE_ALL_SPLIT = (1 << THR_INTRA) | DISABLE_ALL_INTER_SPLIT,
-
- DISABLE_COMPOUND_SPLIT = (1 << THR_COMP_GA) | (1 << THR_COMP_LA),
-
- LAST_AND_INTRA_SPLIT_ONLY = (1 << THR_COMP_GA) |
- (1 << THR_COMP_LA) |
- (1 << THR_ALTR) |
- (1 << THR_GOLD)
-};
-
// Intra only frames, golden frames (except alt ref overlays) and
// alt ref frames tend to be coded at a higher than ambient quality
static int frame_is_boosted(const VP9_COMP *cpi) {--- a/vp9/encoder/vp9_speed_features.h
+++ b/vp9/encoder/vp9_speed_features.h
@@ -17,6 +17,44 @@
extern "C" {#endif
+enum {+ INTRA_ALL = (1 << DC_PRED) |
+ (1 << V_PRED) | (1 << H_PRED) |
+ (1 << D45_PRED) | (1 << D135_PRED) |
+ (1 << D117_PRED) | (1 << D153_PRED) |
+ (1 << D207_PRED) | (1 << D63_PRED) |
+ (1 << TM_PRED),
+ INTRA_DC = (1 << DC_PRED),
+ INTRA_DC_TM = (1 << DC_PRED) | (1 << TM_PRED),
+ INTRA_DC_H_V = (1 << DC_PRED) | (1 << V_PRED) | (1 << H_PRED),
+ INTRA_DC_TM_H_V = (1 << DC_PRED) | (1 << TM_PRED) | (1 << V_PRED) |
+ (1 << H_PRED)
+};
+
+enum {+ INTER_ALL = (1 << NEARESTMV) | (1 << NEARMV) | (1 << ZEROMV) | (1 << NEWMV),
+ INTER_NEAREST = (1 << NEARESTMV),
+ INTER_NEAREST_NEAR_NEW = (1 << NEARESTMV) | (1 << NEARMV) | (1 << NEWMV),
+ INTER_NEAREST_NEAR_ZERO = (1 << NEARESTMV) | (1 << NEARMV) | (1 << ZEROMV),
+};
+
+enum {+ DISABLE_ALL_INTER_SPLIT = (1 << THR_COMP_GA) |
+ (1 << THR_COMP_LA) |
+ (1 << THR_ALTR) |
+ (1 << THR_GOLD) |
+ (1 << THR_LAST),
+
+ DISABLE_ALL_SPLIT = (1 << THR_INTRA) | DISABLE_ALL_INTER_SPLIT,
+
+ DISABLE_COMPOUND_SPLIT = (1 << THR_COMP_GA) | (1 << THR_COMP_LA),
+
+ LAST_AND_INTRA_SPLIT_ONLY = (1 << THR_COMP_GA) |
+ (1 << THR_COMP_LA) |
+ (1 << THR_ALTR) |
+ (1 << THR_GOLD)
+};
+
typedef enum {DIAMOND = 0,
NSTEP = 1,