ref: 21401942b03d4859a957f56faa5dc161c5950a2d
parent: 869a39ba60379b031573ed5ba1911088d353a3c1
author: Deb Mukherjee <debargha@google.com>
date: Thu Jun 6 07:14:04 EDT 2013
Coding tx-size selection by use of spatial context Adds coding of transform size within a frame by use of context of transform sizes selected in left and above blocks. Also incorporates code for generating stats. TODO: generate and incorporate new default stats Change-Id: I6a7af099f6ad61d448521d9a51167aedaf638ed6
--- a/vp9/common/vp9_blockd.h
+++ b/vp9/common/vp9_blockd.h
@@ -124,12 +124,10 @@
#define TX_SIZE_PROBS 6 // (TX_SIZE_MAX_SB * (TX_SIZE_MAX_SB - 1) / 2)
-#if TX_SIZE_PROBS == 6
-#define get_tx_probs_offset(b) ((b) < BLOCK_SIZE_MB16X16 ? 0 : \
- (b) < BLOCK_SIZE_SB32X32 ? 1 : 3)
-#else
-#define get_tx_probs_offset(b) 0
-#endif
+#define get_tx_probs(c, b) ((b) < BLOCK_SIZE_MB16X16 ? \
+ (c)->fc.tx_probs_8x8p : \
+ (b) < BLOCK_SIZE_SB32X32 ? \
+ (c)->fc.tx_probs_16x16p : (c)->fc.tx_probs_32x32p)
/* For keyframes, intra block modes are predicted by the (already decoded)
modes for the Y blocks to the left and above us; for interframes, there
--- a/vp9/common/vp9_entropymode.c
+++ b/vp9/common/vp9_entropymode.c
@@ -149,54 +149,53 @@
{ 235, 248 },};
-void tx_counts_to_branch_counts(unsigned int *tx_count_32x32p,
- unsigned int *tx_count_16x16p,
- unsigned int *tx_count_8x8p,
- unsigned int (*ct)[2]) {-#if TX_SIZE_PROBS == 6
- ct[0][0] = tx_count_8x8p[TX_4X4];
- ct[0][1] = tx_count_8x8p[TX_8X8];
- ct[1][0] = tx_count_16x16p[TX_4X4];
- ct[1][1] = tx_count_16x16p[TX_8X8] + tx_count_16x16p[TX_16X16];
- ct[2][0] = tx_count_16x16p[TX_8X8];
- ct[2][1] = tx_count_16x16p[TX_16X16];
- ct[3][0] = tx_count_32x32p[TX_4X4];
- ct[3][1] = tx_count_32x32p[TX_8X8] + tx_count_32x32p[TX_16X16] +
- tx_count_32x32p[TX_32X32];
- ct[4][0] = tx_count_32x32p[TX_8X8];
- ct[4][1] = tx_count_32x32p[TX_16X16] + tx_count_32x32p[TX_32X32];
- ct[5][0] = tx_count_32x32p[TX_16X16];
- ct[5][1] = tx_count_32x32p[TX_32X32];
-#else
- ct[0][0] = tx_count_32x32p[TX_4X4] +
- tx_count_16x16p[TX_4X4] +
- tx_count_8x8p[TX_4X4];
- ct[0][1] = tx_count_32x32p[TX_8X8] +
- tx_count_32x32p[TX_16X16] +
- tx_count_32x32p[TX_32X32] +
- tx_count_16x16p[TX_8X8] +
- tx_count_16x16p[TX_16X16] +
- tx_count_8x8p[TX_8X8];
- ct[1][0] = tx_count_32x32p[TX_8X8] +
- tx_count_16x16p[TX_8X8];
- ct[1][1] = tx_count_32x32p[TX_16X16] +
- tx_count_32x32p[TX_32X32] +
- tx_count_16x16p[TX_16X16];
- ct[2][0] = tx_count_32x32p[TX_16X16];
- ct[2][1] = tx_count_32x32p[TX_32X32];
-#endif
-}
-
-#if TX_SIZE_PROBS == 6
-const vp9_prob vp9_default_tx_probs[TX_SIZE_PROBS] = {- 96, 96, 96, 96, 96, 96
+const vp9_prob vp9_default_tx_probs_32x32p[TX_SIZE_MAX_SB]
+ [TX_SIZE_MAX_SB - 1] = {+ { 16, 64, 96, },+ { 32, 64, 96, },+ { 32, 64, 96, },+ { 32, 64, 96, },};
-#else
-const vp9_prob vp9_default_tx_probs[TX_SIZE_PROBS] = {- 96, 96, 96
+const vp9_prob vp9_default_tx_probs_16x16p[TX_SIZE_MAX_SB - 1]
+ [TX_SIZE_MAX_SB - 2] = {+ { 32, 96, },+ { 64, 96, },+ { 64, 96, },};
-#endif
+const vp9_prob vp9_default_tx_probs_8x8p[TX_SIZE_MAX_SB - 2]
+ [TX_SIZE_MAX_SB - 3] = {+ { 96, },+ { 96, },+};
+void tx_counts_to_branch_counts_32x32(unsigned int *tx_count_32x32p,
+ unsigned int (*ct_32x32p)[2]) {+ ct_32x32p[0][0] = tx_count_32x32p[TX_4X4];
+ ct_32x32p[0][1] = tx_count_32x32p[TX_8X8] +
+ tx_count_32x32p[TX_16X16] +
+ tx_count_32x32p[TX_32X32];
+ ct_32x32p[1][0] = tx_count_32x32p[TX_8X8];
+ ct_32x32p[1][1] = tx_count_32x32p[TX_16X16] +
+ tx_count_32x32p[TX_32X32];
+ ct_32x32p[2][0] = tx_count_32x32p[TX_16X16];
+ ct_32x32p[2][1] = tx_count_32x32p[TX_32X32];
+}
+
+void tx_counts_to_branch_counts_16x16(unsigned int *tx_count_16x16p,
+ unsigned int (*ct_16x16p)[2]) {+ ct_16x16p[0][0] = tx_count_16x16p[TX_4X4];
+ ct_16x16p[0][1] = tx_count_16x16p[TX_8X8] +
+ tx_count_16x16p[TX_16X16];
+ ct_16x16p[1][0] = tx_count_16x16p[TX_8X8];
+ ct_16x16p[1][1] = tx_count_16x16p[TX_16X16];
+}
+
+void tx_counts_to_branch_counts_8x8(unsigned int *tx_count_8x8p,
+ unsigned int (*ct_8x8p)[2]) {+ ct_8x8p[0][0] = tx_count_8x8p[TX_4X4];
+ ct_8x8p[0][1] = tx_count_8x8p[TX_8X8];
+}
+
const vp9_prob vp9_default_mbskip_probs[MBSKIP_CONTEXTS] = {192, 128, 64
};
@@ -223,8 +222,12 @@
sizeof(default_comp_ref_p));
vpx_memcpy(x->fc.single_ref_prob, default_single_ref_p,
sizeof(default_single_ref_p));
- vpx_memcpy(x->fc.tx_probs, vp9_default_tx_probs,
- sizeof(vp9_default_tx_probs));
+ vpx_memcpy(x->fc.tx_probs_32x32p, vp9_default_tx_probs_32x32p,
+ sizeof(vp9_default_tx_probs_32x32p));
+ vpx_memcpy(x->fc.tx_probs_16x16p, vp9_default_tx_probs_16x16p,
+ sizeof(vp9_default_tx_probs_16x16p));
+ vpx_memcpy(x->fc.tx_probs_8x8p, vp9_default_tx_probs_8x8p,
+ sizeof(vp9_default_tx_probs_8x8p));
vpx_memcpy(x->fc.mbskip_probs, vp9_default_mbskip_probs,
sizeof(vp9_default_mbskip_probs));
}
@@ -431,17 +434,51 @@
}
}
if (cm->txfm_mode == TX_MODE_SELECT) {- unsigned int branch_ct[TX_SIZE_PROBS][2];
- tx_counts_to_branch_counts(cm->fc.tx_count_32x32p,
- cm->fc.tx_count_16x16p,
- cm->fc.tx_count_8x8p, branch_ct);
- for (i = 0; i < TX_SIZE_PROBS; ++i) {- int factor;
- int count = branch_ct[i][0] + branch_ct[i][1];
- vp9_prob prob = get_binary_prob(branch_ct[i][0], branch_ct[i][1]);
- count = count > MODE_COUNT_SAT ? MODE_COUNT_SAT : count;
- factor = (MODE_MAX_UPDATE_FACTOR * count / MODE_COUNT_SAT);
- cm->fc.tx_probs[i] = weighted_prob(cm->fc.pre_tx_probs[i], prob, factor);
+ int j;
+ unsigned int branch_ct_8x8p[TX_SIZE_MAX_SB - 3][2];
+ unsigned int branch_ct_16x16p[TX_SIZE_MAX_SB - 2][2];
+ unsigned int branch_ct_32x32p[TX_SIZE_MAX_SB - 1][2];
+ for (i = 0; i < TX_SIZE_MAX_SB - 2; ++i) {+ tx_counts_to_branch_counts_8x8(cm->fc.tx_count_8x8p[i],
+ branch_ct_8x8p);
+ for (j = 0; j < TX_SIZE_MAX_SB - 3; ++j) {+ int factor;
+ int count = branch_ct_8x8p[j][0] + branch_ct_8x8p[j][1];
+ vp9_prob prob = get_binary_prob(branch_ct_8x8p[j][0],
+ branch_ct_8x8p[j][1]);
+ count = count > MODE_COUNT_SAT ? MODE_COUNT_SAT : count;
+ factor = (MODE_MAX_UPDATE_FACTOR * count / MODE_COUNT_SAT);
+ cm->fc.tx_probs_8x8p[i][j] = weighted_prob(
+ cm->fc.pre_tx_probs_8x8p[i][j], prob, factor);
+ }
+ }
+ for (i = 0; i < TX_SIZE_MAX_SB - 1; ++i) {+ tx_counts_to_branch_counts_16x16(cm->fc.tx_count_16x16p[i],
+ branch_ct_16x16p);
+ for (j = 0; j < TX_SIZE_MAX_SB - 2; ++j) {+ int factor;
+ int count = branch_ct_16x16p[j][0] + branch_ct_16x16p[j][1];
+ vp9_prob prob = get_binary_prob(branch_ct_16x16p[j][0],
+ branch_ct_16x16p[j][1]);
+ count = count > MODE_COUNT_SAT ? MODE_COUNT_SAT : count;
+ factor = (MODE_MAX_UPDATE_FACTOR * count / MODE_COUNT_SAT);
+ cm->fc.tx_probs_16x16p[i][j] = weighted_prob(
+ cm->fc.pre_tx_probs_16x16p[i][j], prob, factor);
+ }
+ }
+ for (i = 0; i < TX_SIZE_MAX_SB; ++i) {+ tx_counts_to_branch_counts_32x32(cm->fc.tx_count_32x32p[i],
+ branch_ct_32x32p);
+ for (j = 0; j < TX_SIZE_MAX_SB - 1; ++j) {+ int factor;
+ int count = branch_ct_32x32p[j][0] + branch_ct_32x32p[j][1];
+ vp9_prob prob = get_binary_prob(branch_ct_32x32p[j][0],
+ branch_ct_32x32p[j][1]);
+ count = count > MODE_COUNT_SAT ? MODE_COUNT_SAT : count;
+ factor = (MODE_MAX_UPDATE_FACTOR * count / MODE_COUNT_SAT);
+ cm->fc.tx_probs_32x32p[i][j] = weighted_prob(
+ cm->fc.pre_tx_probs_32x32p[i][j], prob, factor);
+ }
}
}
for (i = 0; i < MBSKIP_CONTEXTS; ++i)
--- a/vp9/common/vp9_entropymode.h
+++ b/vp9/common/vp9_entropymode.h
@@ -16,6 +16,8 @@
#define SUBMVREF_COUNT 5
+// #define MODE_STATS
+
extern int vp9_mv_cont(const int_mv *l, const int_mv *a);
@@ -75,11 +77,17 @@
extern const vp9_prob vp9_switchable_interp_prob[VP9_SWITCHABLE_FILTERS + 1]
[VP9_SWITCHABLE_FILTERS - 1];
-extern const vp9_prob vp9_default_tx_probs[TX_SIZE_PROBS];
+extern const vp9_prob vp9_default_tx_probs_32x32p[TX_SIZE_MAX_SB]
+ [TX_SIZE_MAX_SB - 1];
+extern const vp9_prob vp9_default_tx_probs_16x16p[TX_SIZE_MAX_SB - 1]
+ [TX_SIZE_MAX_SB - 2];
+extern const vp9_prob vp9_default_tx_probs_8x8p[TX_SIZE_MAX_SB - 2]
+ [TX_SIZE_MAX_SB - 3];
-extern void tx_counts_to_branch_counts(unsigned int *tx_count_32x32p,
- unsigned int *tx_count_16x16p,
- unsigned int *tx_count_8x8p,
- unsigned int (*ct)[2]);
-
+extern void tx_counts_to_branch_counts_32x32(unsigned int *tx_count_32x32p,
+ unsigned int (*ct_32x32p)[2]);
+extern void tx_counts_to_branch_counts_16x16(unsigned int *tx_count_16x16p,
+ unsigned int (*ct_16x16p)[2]);
+extern void tx_counts_to_branch_counts_8x8(unsigned int *tx_count_8x8p,
+ unsigned int (*ct_8x8p)[2]);
#endif // VP9_COMMON_VP9_ENTROPYMODE_H_
--- a/vp9/common/vp9_onyxc_int.h
+++ b/vp9/common/vp9_onyxc_int.h
@@ -89,11 +89,16 @@
unsigned int comp_inter_count[COMP_INTER_CONTEXTS][2];
unsigned int single_ref_count[REF_CONTEXTS][2][2];
unsigned int comp_ref_count[REF_CONTEXTS][2];
- vp9_prob tx_probs[TX_SIZE_PROBS];
- vp9_prob pre_tx_probs[TX_SIZE_PROBS];
- unsigned int tx_count_32x32p[TX_SIZE_MAX_SB];
- unsigned int tx_count_16x16p[TX_SIZE_MAX_SB - 1];
- unsigned int tx_count_8x8p[TX_SIZE_MAX_SB - 2];
+
+ vp9_prob tx_probs_32x32p[TX_SIZE_MAX_SB][TX_SIZE_MAX_SB - 1];
+ vp9_prob tx_probs_16x16p[TX_SIZE_MAX_SB - 1][TX_SIZE_MAX_SB - 2];
+ vp9_prob tx_probs_8x8p[TX_SIZE_MAX_SB - 2][TX_SIZE_MAX_SB - 3];
+ vp9_prob pre_tx_probs_32x32p[TX_SIZE_MAX_SB][TX_SIZE_MAX_SB - 1];
+ vp9_prob pre_tx_probs_16x16p[TX_SIZE_MAX_SB - 1][TX_SIZE_MAX_SB - 2];
+ vp9_prob pre_tx_probs_8x8p[TX_SIZE_MAX_SB - 2][TX_SIZE_MAX_SB - 3];
+ unsigned int tx_count_32x32p[TX_SIZE_MAX_SB][TX_SIZE_MAX_SB];
+ unsigned int tx_count_16x16p[TX_SIZE_MAX_SB - 1][TX_SIZE_MAX_SB - 1];
+ unsigned int tx_count_8x8p[TX_SIZE_MAX_SB - 2][TX_SIZE_MAX_SB - 2];
vp9_prob mbskip_probs[MBSKIP_CONTEXTS];
vp9_prob pre_mbskip_probs[MBSKIP_CONTEXTS];
--- a/vp9/common/vp9_pred_common.c
+++ b/vp9/common/vp9_pred_common.c
@@ -348,6 +348,37 @@
break;
}
+ case PRED_TX_SIZE: {+ int above_context = TX_16X16, left_context = TX_16X16;
+ int max_tx_size;
+ if (mi->mbmi.sb_type < BLOCK_SIZE_SB8X8)
+ max_tx_size = TX_4X4;
+ else if (mi->mbmi.sb_type < BLOCK_SIZE_MB16X16)
+ max_tx_size = TX_8X8;
+ else if (mi->mbmi.sb_type < BLOCK_SIZE_SB32X32)
+ max_tx_size = TX_16X16;
+ else
+ max_tx_size = TX_32X32;
+ if (xd->up_available) {+ above_context = (above_mi->mbmi.mb_skip_coeff ?
+ max_tx_size : above_mi->mbmi.txfm_size);
+ }
+ if (xd->left_available) {+ left_context = (left_mi->mbmi.mb_skip_coeff ?
+ max_tx_size : left_mi->mbmi.txfm_size);
+ }
+ if (!xd->left_available) {+ left_context = above_context;
+ }
+ if (!xd->up_available) {+ above_context = left_context;
+ }
+ pred_context = (above_context + left_context + 1) >> 1;
+ if (pred_context > max_tx_size)
+ pred_context = max_tx_size;
+ break;
+ }
+
default:
assert(0);
pred_context = 0; // *** add error trap code.
@@ -390,11 +421,21 @@
const vp9_prob *vp9_get_pred_probs(const VP9_COMMON *const cm,
const MACROBLOCKD *const xd,
PRED_ID pred_id) {+ const MODE_INFO *const mi = xd->mode_info_context;
const int pred_context = vp9_get_pred_context(cm, xd, pred_id);
switch (pred_id) {case PRED_SWITCHABLE_INTERP:
return &cm->fc.switchable_interp_prob[pred_context][0];
+
+ case PRED_TX_SIZE:
+ if (mi->mbmi.sb_type < BLOCK_SIZE_MB16X16)
+ return cm->fc.tx_probs_8x8p[pred_context];
+ else if (mi->mbmi.sb_type < BLOCK_SIZE_SB32X32)
+ return cm->fc.tx_probs_16x16p[pred_context];
+ else
+ return cm->fc.tx_probs_32x32p[pred_context];
+
default:
assert(0);
return NULL; // *** add error trap code.
--- a/vp9/common/vp9_pred_common.h
+++ b/vp9/common/vp9_pred_common.h
@@ -24,6 +24,7 @@
PRED_SINGLE_REF_P1 = 5,
PRED_SINGLE_REF_P2 = 6,
PRED_COMP_REF_P = 7,
+ PRED_TX_SIZE = 8
} PRED_ID;
unsigned char vp9_get_pred_context(const VP9_COMMON *const cm,
--- a/vp9/decoder/vp9_decodemv.c
+++ b/vp9/decoder/vp9_decodemv.c
@@ -63,21 +63,22 @@
}
}
-static TX_SIZE select_txfm_size(VP9_COMMON *cm, vp9_reader *r,
- BLOCK_SIZE_TYPE bsize) {- int tx_probs_offset = get_tx_probs_offset(bsize);
- TX_SIZE txfm_size = vp9_read(r, cm->fc.tx_probs[tx_probs_offset]);
+static TX_SIZE select_txfm_size(VP9_COMMON *cm, MACROBLOCKD *xd,
+ vp9_reader *r, BLOCK_SIZE_TYPE bsize) {+ const int context = vp9_get_pred_context(cm, xd, PRED_TX_SIZE);
+ const vp9_prob *tx_probs = vp9_get_pred_probs(cm, xd, PRED_TX_SIZE);
+ TX_SIZE txfm_size = vp9_read(r, tx_probs[0]);
if (txfm_size != TX_4X4 && bsize >= BLOCK_SIZE_MB16X16) {- txfm_size += vp9_read(r, cm->fc.tx_probs[tx_probs_offset + 1]);
+ txfm_size += vp9_read(r, tx_probs[1]);
if (txfm_size != TX_8X8 && bsize >= BLOCK_SIZE_SB32X32)
- txfm_size += vp9_read(r, cm->fc.tx_probs[tx_probs_offset + 2]);
+ txfm_size += vp9_read(r, tx_probs[2]);
}
if (bsize >= BLOCK_SIZE_SB32X32) {- cm->fc.tx_count_32x32p[txfm_size]++;
+ cm->fc.tx_count_32x32p[context][txfm_size]++;
} else if (bsize >= BLOCK_SIZE_MB16X16) {- cm->fc.tx_count_16x16p[txfm_size]++;
+ cm->fc.tx_count_16x16p[context][txfm_size]++;
} else {- cm->fc.tx_count_8x8p[txfm_size]++;
+ cm->fc.tx_count_8x8p[context][txfm_size]++;
}
return txfm_size;
}
@@ -107,7 +108,7 @@
if (cm->txfm_mode == TX_MODE_SELECT &&
m->mbmi.sb_type >= BLOCK_SIZE_SB8X8) {- m->mbmi.txfm_size = select_txfm_size(cm, r, m->mbmi.sb_type);
+ m->mbmi.txfm_size = select_txfm_size(cm, xd, r, m->mbmi.sb_type);
} else if (cm->txfm_mode >= ALLOW_32X32 &&
m->mbmi.sb_type >= BLOCK_SIZE_SB32X32) {m->mbmi.txfm_size = TX_32X32;
@@ -544,7 +545,7 @@
if (cm->txfm_mode == TX_MODE_SELECT &&
(mbmi->mb_skip_coeff == 0 || mbmi->ref_frame[0] == INTRA_FRAME) &&
bsize >= BLOCK_SIZE_SB8X8) {- mbmi->txfm_size = select_txfm_size(cm, r, bsize);
+ mbmi->txfm_size = select_txfm_size(cm, xd, r, bsize);
} else if (bsize >= BLOCK_SIZE_SB32X32 &&
cm->txfm_mode >= ALLOW_32X32) {mbmi->txfm_size = TX_32X32;
--- a/vp9/decoder/vp9_decodframe.c
+++ b/vp9/decoder/vp9_decodframe.c
@@ -58,15 +58,35 @@
if (pc->txfm_mode == ALLOW_32X32)
pc->txfm_mode += vp9_read_bit(r);
if (pc->txfm_mode == TX_MODE_SELECT) {- int i;
- for (i = 0; i < TX_SIZE_PROBS; ++i) {- if (vp9_read(r, VP9_DEF_UPDATE_PROB))
- pc->fc.tx_probs[i] =
- vp9_read_prob_diff_update(r, pc->fc.tx_probs[i]);
+ int i, j;
+ for (i = 0; i < TX_SIZE_MAX_SB - 2; ++i) {+ for (j = 0; j < TX_SIZE_MAX_SB - 3; ++j) {+ if (vp9_read(r, VP9_DEF_UPDATE_PROB))
+ pc->fc.tx_probs_8x8p[i][j] =
+ vp9_read_prob_diff_update(r, pc->fc.tx_probs_8x8p[i][j]);
+ }
}
+ for (i = 0; i < TX_SIZE_MAX_SB - 1; ++i) {+ for (j = 0; j < TX_SIZE_MAX_SB - 2; ++j) {+ if (vp9_read(r, VP9_DEF_UPDATE_PROB))
+ pc->fc.tx_probs_16x16p[i][j] =
+ vp9_read_prob_diff_update(r, pc->fc.tx_probs_16x16p[i][j]);
+ }
+ }
+ for (i = 0; i < TX_SIZE_MAX_SB; ++i) {+ for (j = 0; j < TX_SIZE_MAX_SB - 1; ++j) {+ if (vp9_read(r, VP9_DEF_UPDATE_PROB))
+ pc->fc.tx_probs_32x32p[i][j] =
+ vp9_read_prob_diff_update(r, pc->fc.tx_probs_32x32p[i][j]);
+ }
+ }
} else {- vpx_memcpy(pc->fc.tx_probs, vp9_default_tx_probs,
- sizeof(vp9_default_tx_probs));
+ vpx_memcpy(pc->fc.tx_probs_8x8p, vp9_default_tx_probs_8x8p,
+ sizeof(vp9_default_tx_probs_8x8p));
+ vpx_memcpy(pc->fc.tx_probs_16x16p, vp9_default_tx_probs_16x16p,
+ sizeof(vp9_default_tx_probs_16x16p));
+ vpx_memcpy(pc->fc.tx_probs_32x32p, vp9_default_tx_probs_32x32p,
+ sizeof(vp9_default_tx_probs_32x32p));
}
}
}
@@ -793,7 +813,9 @@
fc->pre_nmvc = fc->nmvc;
vp9_copy(fc->pre_switchable_interp_prob, fc->switchable_interp_prob);
vp9_copy(fc->pre_inter_mode_probs, fc->inter_mode_probs);
- vp9_copy(fc->pre_tx_probs, fc->tx_probs);
+ vp9_copy(fc->pre_tx_probs_8x8p, fc->tx_probs_8x8p);
+ vp9_copy(fc->pre_tx_probs_16x16p, fc->tx_probs_16x16p);
+ vp9_copy(fc->pre_tx_probs_32x32p, fc->tx_probs_32x32p);
vp9_copy(fc->pre_mbskip_probs, fc->mbskip_probs);
vp9_zero(fc->coef_counts);
--- a/vp9/encoder/vp9_bitstream.c
+++ b/vp9/encoder/vp9_bitstream.c
@@ -51,6 +51,74 @@
#define vp9_cost_upd ((int)(vp9_cost_one(upd) - vp9_cost_zero(upd)) >> 8)
#define vp9_cost_upd256 ((int)(vp9_cost_one(upd) - vp9_cost_zero(upd)))
+#ifdef MODE_STATS
+int64_t tx_count_32x32p_stats[TX_SIZE_MAX_SB][TX_SIZE_MAX_SB];
+int64_t tx_count_16x16p_stats[TX_SIZE_MAX_SB - 1][TX_SIZE_MAX_SB - 1];
+int64_t tx_count_8x8p_stats[TX_SIZE_MAX_SB - 2][TX_SIZE_MAX_SB - 2];
+
+void init_tx_count_stats() {+ vp9_zero(tx_count_32x32p_stats);
+ vp9_zero(tx_count_16x16p_stats);
+ vp9_zero(tx_count_8x8p_stats);
+}
+
+static void update_tx_count_stats(VP9_COMMON *cm) {+ int i, j;
+ for (i = 0; i < TX_SIZE_MAX_SB; i++) {+ for (j = 0; j < TX_SIZE_MAX_SB; j++) {+ tx_count_32x32p_stats[i][j] += cm->fc.tx_count_32x32p[i][j];
+ }
+ }
+ for (i = 0; i < TX_SIZE_MAX_SB - 1; i++) {+ for (j = 0; j < TX_SIZE_MAX_SB - 1; j++) {+ tx_count_16x16p_stats[i][j] += cm->fc.tx_count_16x16p[i][j];
+ }
+ }
+ for (i = 0; i < TX_SIZE_MAX_SB - 2; i++) {+ for (j = 0; j < TX_SIZE_MAX_SB - 2; j++) {+ tx_count_8x8p_stats[i][j] += cm->fc.tx_count_8x8p[i][j];
+ }
+ }
+}
+
+void write_tx_count_stats() {+ int i, j;
+ FILE *fp = fopen("tx_count.bin", "wb");+ fwrite(tx_count_32x32p_stats, sizeof(tx_count_32x32p_stats), 1, fp);
+ fwrite(tx_count_16x16p_stats, sizeof(tx_count_16x16p_stats), 1, fp);
+ fwrite(tx_count_8x8p_stats, sizeof(tx_count_8x8p_stats), 1, fp);
+ fclose(fp);
+
+ printf("vp9_default_tx_count_32x32p[TX_SIZE_MAX_SB][TX_SIZE_MAX_SB] = {\n");+ for (i = 0; i < TX_SIZE_MAX_SB; i++) {+ printf("{ ");+ for (j = 0; j < TX_SIZE_MAX_SB; j++) {+ printf("%"PRId64", ", tx_count_32x32p_stats[i][j]);+ }
+ printf("},\n");+ }
+ printf("};\n");+ printf("vp9_default_tx_count_16x16p[TX_SIZE_MAX_SB-1][TX_SIZE_MAX_SB-1] = {\n");+ for (i = 0; i < TX_SIZE_MAX_SB - 1; i++) {+ printf("{ ");+ for (j = 0; j < TX_SIZE_MAX_SB - 1; j++) {+ printf("%"PRId64", ", tx_count_16x16p_stats[i][j]);+ }
+ printf("},\n");+ }
+ printf("};\n");+ printf("vp9_default_tx_count_8x8p[TX_SIZE_MAX_SB-2][TX_SIZE_MAX_SB-2] = {\n");+ for (i = 0; i < TX_SIZE_MAX_SB - 2; i++) {+ printf("{ ");+ for (j = 0; j < TX_SIZE_MAX_SB - 2; j++) {+ printf("%"PRId64", ", tx_count_8x8p_stats[i][j]);+ }
+ printf("},\n");+ }
+ printf("};\n");+}
+#endif
+
static int update_bits[255];
static INLINE void write_le32(uint8_t *p, int value) {@@ -574,12 +642,12 @@
!(rf != INTRA_FRAME &&
(skip_coeff || vp9_segfeature_active(xd, segment_id, SEG_LVL_SKIP)))) {TX_SIZE sz = mi->txfm_size;
- int tx_probs_offset = get_tx_probs_offset(mi->sb_type);
- vp9_write(bc, sz != TX_4X4, pc->fc.tx_probs[tx_probs_offset]);
+ const vp9_prob *tx_probs = vp9_get_pred_probs(pc, xd, PRED_TX_SIZE);
+ vp9_write(bc, sz != TX_4X4, tx_probs[0]);
if (mi->sb_type >= BLOCK_SIZE_MB16X16 && sz != TX_4X4) {- vp9_write(bc, sz != TX_8X8, pc->fc.tx_probs[tx_probs_offset + 1]);
+ vp9_write(bc, sz != TX_8X8, tx_probs[1]);
if (mi->sb_type >= BLOCK_SIZE_SB32X32 && sz != TX_8X8)
- vp9_write(bc, sz != TX_16X16, pc->fc.tx_probs[tx_probs_offset + 2]);
+ vp9_write(bc, sz != TX_16X16, tx_probs[2]);
}
}
@@ -663,10 +731,6 @@
}
}
}
-
-#ifdef MODE_STATS
- ++count_mb_seg[mi->partitioning];
-#endif
} else if (mode == NEWMV) {#ifdef ENTROPY_STATS
active_section = 5;
@@ -705,12 +769,12 @@
if (m->mbmi.sb_type >= BLOCK_SIZE_SB8X8 && c->txfm_mode == TX_MODE_SELECT) {TX_SIZE sz = m->mbmi.txfm_size;
- int tx_probs_offset = get_tx_probs_offset(m->mbmi.sb_type);
- vp9_write(bc, sz != TX_4X4, c->fc.tx_probs[tx_probs_offset]);
+ const vp9_prob *tx_probs = vp9_get_pred_probs(c, xd, PRED_TX_SIZE);
+ vp9_write(bc, sz != TX_4X4, tx_probs[0]);
if (m->mbmi.sb_type >= BLOCK_SIZE_MB16X16 && sz != TX_4X4) {- vp9_write(bc, sz != TX_8X8, c->fc.tx_probs[tx_probs_offset + 1]);
+ vp9_write(bc, sz != TX_8X8, tx_probs[1]);
if (m->mbmi.sb_type >= BLOCK_SIZE_SB32X32 && sz != TX_8X8)
- vp9_write(bc, sz != TX_16X16, c->fc.tx_probs[tx_probs_offset + 2]);
+ vp9_write(bc, sz != TX_16X16, tx_probs[2]);
}
}
@@ -1226,19 +1290,46 @@
// Probabilities
if (cm->txfm_mode == TX_MODE_SELECT) {- int i;
- unsigned int ct[TX_SIZE_PROBS][2];
- tx_counts_to_branch_counts(cm->fc.tx_count_32x32p,
- cm->fc.tx_count_16x16p,
- cm->fc.tx_count_8x8p, ct);
+ int i, j;
+ unsigned int ct_8x8p[TX_SIZE_MAX_SB - 3][2];
+ unsigned int ct_16x16p[TX_SIZE_MAX_SB - 2][2];
+ unsigned int ct_32x32p[TX_SIZE_MAX_SB - 1][2];
- for (i = 0; i < TX_SIZE_PROBS; i++) {- vp9_cond_prob_diff_update(w, &cm->fc.tx_probs[i],
- VP9_DEF_UPDATE_PROB, ct[i]);
+
+ for (i = 0; i < TX_SIZE_MAX_SB - 2; i++) {+ tx_counts_to_branch_counts_8x8(cm->fc.tx_count_8x8p[i],
+ ct_8x8p);
+ for (j = 0; j < TX_SIZE_MAX_SB - 3; j++) {+ vp9_cond_prob_diff_update(w, &cm->fc.tx_probs_8x8p[i][j],
+ VP9_DEF_UPDATE_PROB, ct_8x8p[j]);
+ }
}
+ for (i = 0; i < TX_SIZE_MAX_SB - 1; i++) {+ tx_counts_to_branch_counts_16x16(cm->fc.tx_count_16x16p[i],
+ ct_16x16p);
+ for (j = 0; j < TX_SIZE_MAX_SB - 2; j++) {+ vp9_cond_prob_diff_update(w, &cm->fc.tx_probs_16x16p[i][j],
+ VP9_DEF_UPDATE_PROB, ct_16x16p[j]);
+ }
+ }
+ for (i = 0; i < TX_SIZE_MAX_SB; i++) {+ tx_counts_to_branch_counts_32x32(cm->fc.tx_count_32x32p[i],
+ ct_32x32p);
+ for (j = 0; j < TX_SIZE_MAX_SB - 1; j++) {+ vp9_cond_prob_diff_update(w, &cm->fc.tx_probs_32x32p[i][j],
+ VP9_DEF_UPDATE_PROB, ct_32x32p[j]);
+ }
+ }
+#ifdef MODE_STATS
+ update_tx_count_stats(cm);
+#endif
} else {- vpx_memcpy(cm->fc.tx_probs, vp9_default_tx_probs,
- sizeof(vp9_default_tx_probs));
+ vpx_memcpy(cm->fc.tx_probs_32x32p, vp9_default_tx_probs_32x32p,
+ sizeof(vp9_default_tx_probs_32x32p));
+ vpx_memcpy(cm->fc.tx_probs_16x16p, vp9_default_tx_probs_16x16p,
+ sizeof(vp9_default_tx_probs_16x16p));
+ vpx_memcpy(cm->fc.tx_probs_8x8p, vp9_default_tx_probs_8x8p,
+ sizeof(vp9_default_tx_probs_8x8p));
}
}
@@ -1475,7 +1566,9 @@
vp9_copy(pc->fc.pre_comp_inter_prob, pc->fc.comp_inter_prob);
vp9_copy(pc->fc.pre_comp_ref_prob, pc->fc.comp_ref_prob);
vp9_copy(pc->fc.pre_single_ref_prob, pc->fc.single_ref_prob);
- vp9_copy(pc->fc.pre_tx_probs, pc->fc.tx_probs);
+ vp9_copy(pc->fc.pre_tx_probs_8x8p, pc->fc.tx_probs_8x8p);
+ vp9_copy(pc->fc.pre_tx_probs_16x16p, pc->fc.tx_probs_16x16p);
+ vp9_copy(pc->fc.pre_tx_probs_32x32p, pc->fc.tx_probs_32x32p);
vp9_copy(pc->fc.pre_mbskip_probs, pc->fc.mbskip_probs);
if (xd->lossless) {--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -1866,16 +1866,35 @@
}
if (cpi->common.txfm_mode == TX_MODE_SELECT) {- const int count4x4 = cm->fc.tx_count_16x16p[TX_4X4] +
- cm->fc.tx_count_32x32p[TX_4X4] +
- cm->fc.tx_count_8x8p[TX_4X4];
- const int count8x8_lp = cm->fc.tx_count_32x32p[TX_8X8] +
- cm->fc.tx_count_16x16p[TX_8X8];
- const int count8x8_8x8p = cm->fc.tx_count_8x8p[TX_8X8];
- const int count16x16_16x16p = cm->fc.tx_count_16x16p[TX_16X16];
- const int count16x16_lp = cm->fc.tx_count_32x32p[TX_16X16];
- const int count32x32 = cm->fc.tx_count_32x32p[TX_32X32];
+ int count4x4 = 0;
+ int count8x8_lp = 0, count8x8_8x8p = 0;
+ int count16x16_16x16p = 0, count16x16_lp = 0;
+ int count32x32 = 0;
+ for (i = 0; i < TX_SIZE_MAX_SB; i++)
+ count4x4 += cm->fc.tx_count_32x32p[i][TX_4X4];
+ for (i = 0; i < TX_SIZE_MAX_SB - 1; i++)
+ count4x4 += cm->fc.tx_count_16x16p[i][TX_4X4];
+ for (i = 0; i < TX_SIZE_MAX_SB - 2; i++)
+ count4x4 += cm->fc.tx_count_8x8p[i][TX_4X4];
+
+ for (i = 0; i < TX_SIZE_MAX_SB; i++)
+ count8x8_lp += cm->fc.tx_count_32x32p[i][TX_8X8];
+ for (i = 0; i < TX_SIZE_MAX_SB - 1; i++)
+ count8x8_lp += cm->fc.tx_count_16x16p[i][TX_8X8];
+
+ for (i = 0; i < TX_SIZE_MAX_SB - 2; i++)
+ count8x8_8x8p += cm->fc.tx_count_8x8p[i][TX_8X8];
+
+ for (i = 0; i < TX_SIZE_MAX_SB - 1; i++)
+ count16x16_16x16p += cm->fc.tx_count_16x16p[i][TX_16X16];
+
+ for (i = 0; i < TX_SIZE_MAX_SB; i++)
+ count16x16_lp += cm->fc.tx_count_32x32p[i][TX_16X16];
+
+ for (i = 0; i < TX_SIZE_MAX_SB; i++)
+ count32x32 += cm->fc.tx_count_32x32p[i][TX_32X32];
+
if (count4x4 == 0 && count16x16_lp == 0 && count16x16_16x16p == 0 &&
count32x32 == 0) {cpi->common.txfm_mode = ALLOW_8X8;
@@ -2057,12 +2076,13 @@
mbmi->sb_type >= BLOCK_SIZE_SB8X8 &&
!(mbmi->ref_frame[0] != INTRA_FRAME && (mbmi->mb_skip_coeff ||
vp9_segfeature_active(xd, segment_id, SEG_LVL_SKIP)))) {+ const int context = vp9_get_pred_context(cm, xd, PRED_TX_SIZE);
if (bsize >= BLOCK_SIZE_SB32X32) {- cm->fc.tx_count_32x32p[mbmi->txfm_size]++;
+ cm->fc.tx_count_32x32p[context][mbmi->txfm_size]++;
} else if (bsize >= BLOCK_SIZE_MB16X16) {- cm->fc.tx_count_16x16p[mbmi->txfm_size]++;
+ cm->fc.tx_count_16x16p[context][mbmi->txfm_size]++;
} else {- cm->fc.tx_count_8x8p[mbmi->txfm_size]++;
+ cm->fc.tx_count_8x8p[context][mbmi->txfm_size]++;
}
} else {int x, y;
--- a/vp9/encoder/vp9_onyx_if.c
+++ b/vp9/encoder/vp9_onyx_if.c
@@ -107,6 +107,10 @@
extern void init_nmvstats();
extern void print_nmvstats();
#endif
+#ifdef MODE_STATS
+extern void init_tx_count_stats();
+extern void write_tx_count_stats();
+#endif
#ifdef SPEEDSTATS
unsigned int frames_at_speed[16] = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};@@ -1287,6 +1291,9 @@
#ifdef NMV_STATS
init_nmvstats();
#endif
+#ifdef MODE_STATS
+ init_tx_count_stats();
+#endif
/*Initialize the feed-forward activity masking.*/
cpi->activity_avg = 90 << 12;
@@ -1534,6 +1541,10 @@
#ifdef NMV_STATS
if (cpi->pass != 1)
print_nmvstats();
+#endif
+#ifdef MODE_STATS
+ if (cpi->pass != 1)
+ write_tx_count_stats();
#endif
#if CONFIG_INTERNAL_STATS
--- a/vp9/encoder/vp9_onyx_int.h
+++ b/vp9/encoder/vp9_onyx_int.h
@@ -89,7 +89,9 @@
int inter_mode_counts[INTER_MODE_CONTEXTS][VP9_INTER_MODES - 1][2];
vp9_prob inter_mode_probs[INTER_MODE_CONTEXTS][VP9_INTER_MODES - 1];
- vp9_prob tx_probs[TX_SIZE_PROBS];
+ vp9_prob tx_probs_8x8p[TX_SIZE_MAX_SB - 2][TX_SIZE_MAX_SB - 3];
+ vp9_prob tx_probs_16x16p[TX_SIZE_MAX_SB - 1][TX_SIZE_MAX_SB - 2];
+ vp9_prob tx_probs_32x32p[TX_SIZE_MAX_SB][TX_SIZE_MAX_SB - 1];
vp9_prob mbskip_probs[MBSKIP_CONTEXTS];
} CODING_CONTEXT;
--- a/vp9/encoder/vp9_ratectrl.c
+++ b/vp9/encoder/vp9_ratectrl.c
@@ -143,7 +143,9 @@
vp9_copy(cc->coef_probs, cm->fc.coef_probs);
vp9_copy(cc->switchable_interp_prob, cm->fc.switchable_interp_prob);
- vp9_copy(cc->tx_probs, cm->fc.tx_probs);
+ vp9_copy(cc->tx_probs_8x8p, cm->fc.tx_probs_8x8p);
+ vp9_copy(cc->tx_probs_16x16p, cm->fc.tx_probs_16x16p);
+ vp9_copy(cc->tx_probs_32x32p, cm->fc.tx_probs_32x32p);
vp9_copy(cc->mbskip_probs, cm->fc.mbskip_probs);
}
@@ -182,7 +184,9 @@
vp9_copy(cm->fc.coef_probs, cc->coef_probs);
vp9_copy(cm->fc.switchable_interp_prob, cc->switchable_interp_prob);
- vp9_copy(cm->fc.tx_probs, cc->tx_probs);
+ vp9_copy(cm->fc.tx_probs_8x8p, cc->tx_probs_8x8p);
+ vp9_copy(cm->fc.tx_probs_16x16p, cc->tx_probs_16x16p);
+ vp9_copy(cm->fc.tx_probs_32x32p, cc->tx_probs_32x32p);
vp9_copy(cm->fc.mbskip_probs, cc->mbskip_probs);
}
--- a/vp9/encoder/vp9_rdopt.c
+++ b/vp9/encoder/vp9_rdopt.c
@@ -420,7 +420,6 @@
int *d, int *distortion,
int *s, int *skip,
int64_t txfm_cache[NB_TXFM_MODES],
- BLOCK_SIZE_TYPE bs,
TX_SIZE max_txfm_size) {VP9_COMMON *const cm = &cpi->common;
MACROBLOCKD *const xd = &x->e_mbd;
@@ -430,15 +429,15 @@
int n, m;
int s0, s1;
- int tx_probs_offset = get_tx_probs_offset(bs);
+ const vp9_prob *tx_probs = vp9_get_pred_probs(cm, xd, PRED_TX_SIZE);
for (n = TX_4X4; n <= max_txfm_size; n++) {r[n][1] = r[n][0];
for (m = 0; m <= n - (n == max_txfm_size); m++) {if (m == n)
- r[n][1] += vp9_cost_zero(cm->fc.tx_probs[tx_probs_offset + m]);
+ r[n][1] += vp9_cost_zero(tx_probs[m]);
else
- r[n][1] += vp9_cost_one(cm->fc.tx_probs[tx_probs_offset + m]);
+ r[n][1] += vp9_cost_one(tx_probs[m]);
}
}
@@ -612,7 +611,6 @@
MB_MODE_INFO *const mbmi = &xd->mode_info_context->mbmi;
assert(bs == mbmi->sb_type);
-
if (mbmi->ref_frame[0] > INTRA_FRAME)
vp9_subtract_sby(x, bs);
@@ -643,7 +641,7 @@
TX_4X4);
choose_txfm_size_from_rd(cpi, x, r, rate, d, distortion, s,
- skip, txfm_cache, bs,
+ skip, txfm_cache,
TX_32X32 - (bs < BLOCK_SIZE_SB32X32)
- (bs < BLOCK_SIZE_MB16X16));
}
--
⑨