ref: a9df4183a6587719c9530d45d5dbd81530be9e7b
parent: f82d601f94a2fef69a0a12790c5fcdf49bbbdf2c
author: Paul Wilkins <paulwilkins@google.com>
date: Fri Nov 4 14:29:51 EDT 2011
Segment signaling of TX size Initial attempt at using new segment feature signaling to indicate 4x4 or 8x8 transform. needs --enable-experimental --enable-t8x8 Note this is work in progress. Change-Id: Ib160d46a5d810307bfcbc79853ce1a65b5b870b7
--- a/vp8/common/seg_common.c
+++ b/vp8/common/seg_common.c
@@ -107,4 +107,11 @@
~(1 << INTRA_FRAME) ) ? 1 : 0;
}
+int get_seg_tx_type(MACROBLOCKD *xd, int segment_id)
+{+ if ( segfeature_active(xd, segment_id, SEG_LVL_TRANSFORM) )
+ return get_segdata(xd, segment_id, SEG_LVL_TRANSFORM);
+ else
+ return TX_4X4;
+}
// TBD? Functions to read and write segment data with range / validity checking
--- a/vp8/common/seg_common.h
+++ b/vp8/common/seg_common.h
@@ -55,6 +55,7 @@
int check_segref_inter(MACROBLOCKD *xd, int segment_id);
+int get_seg_tx_type(MACROBLOCKD *xd, int segment_id);
#endif /* __INC_SEG_COMMON_H__ */
--- a/vp8/decoder/decodframe.c
+++ b/vp8/decoder/decodframe.c
@@ -78,7 +78,6 @@
VP8_COMMON *const pc = & pbi->common;
int segment_id = xd->mode_info_context->mbmi.segment_id;
-
// Set the Q baseline allowing for any segment level adjustment
//#if CONFIG_SEGFEATURES
if ( segfeature_active( xd, segment_id, SEG_LVL_ALT_Q ) )
@@ -210,6 +209,11 @@
MB_PREDICTION_MODE mode;
int i;
+#if CONFIG_T8X8
+ int tx_type = get_seg_tx_type(xd, xd->mode_info_context->mbmi.segment_id);
+#endif
+
+
if (xd->mode_info_context->mbmi.mb_skip_coeff)
{vp8_reset_mb_tokens_context(xd);
@@ -223,8 +227,10 @@
xd->block[i].eob = 0;
xd->eobs[i] = 0;
}
- if (xd->mode_info_context->mbmi.segment_id >= 2)
+ if ( tx_type == TX_8X8 )
+ {eobtotal = vp8_decode_mb_tokens_8x8(pbi, xd);
+ }
else
#endif
eobtotal = vp8_decode_mb_tokens(pbi, xd);
@@ -392,7 +398,7 @@
else if (mode == SPLITMV)
{#if CONFIG_T8X8
- if(xd->mode_info_context->mbmi.segment_id >= 2)
+ if ( tx_type == TX_8X8 )
{DEQUANT_INVOKE (&pbi->dequant, idct_add_y_block_8x8)
(xd->qcoeff, xd->block[0].dequant,
@@ -416,7 +422,7 @@
/* do 2nd order transform on the dc block */
#if CONFIG_T8X8
- if(xd->mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
{DEQUANT_INVOKE(&pbi->dequant, block_8x8)(b);
#ifdef DEC_DEBUG
@@ -474,7 +480,7 @@
}
}
#if CONFIG_T8X8
- if(xd->mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
{DEQUANT_INVOKE (&pbi->dequant, idct_add_uv_block_8x8)//
(xd->qcoeff+16*16, xd->block[16].dequant,
--- a/vp8/encoder/encodeframe.c
+++ b/vp8/encoder/encodeframe.c
@@ -247,6 +247,7 @@
-sse_4*log(sse_4))/log(2);
}
}
+
if(variance_8[0]+variance_8[1]+variance_8[2]+variance_8[3])
return (entropy_8[0]*variance_8[0]+
entropy_8[1]*variance_8[1]+
@@ -1567,8 +1568,11 @@
sum_intra_stats(cpi, x);
vp8_tokenize_mb(cpi, &x->e_mbd, t);
#if CONFIG_T8X8
- if( x->e_mbd.mode_info_context->mbmi.segment_id >=2)
+ if ( get_seg_tx_type(&x->e_mbd,
+ x->e_mbd.mode_info_context->mbmi.segment_id) )
+ {cpi->t8x8_count++;
+ }
else
cpi->t4x4_count++;
#endif
@@ -1590,12 +1594,12 @@
int intra_error = 0;
int rate;
int distortion;
- int segment_id = xd->mode_info_context->mbmi.segment_id;
+ unsigned char *segment_id = &xd->mode_info_context->mbmi.segment_id;
x->skip = 0;
if (xd->segmentation_enabled)
- x->encode_breakout = cpi->segment_encode_breakout[segment_id];
+ x->encode_breakout = cpi->segment_encode_breakout[*segment_id];
else
x->encode_breakout = cpi->oxcf.encode_breakout;
@@ -1657,11 +1661,11 @@
if (cpi->cyclic_refresh_mode_enabled)
{// Clear segment_id back to 0 if not coded (last frame 0,0)
- if ( (segment_id == 1) &&
+ if ( (*segment_id == 1) &&
( (xd->mode_info_context->mbmi.ref_frame != LAST_FRAME) ||
(xd->mode_info_context->mbmi.mode != ZEROMV) ) )
{- xd->mode_info_context->mbmi.segment_id = 0;
+ *segment_id = 0;
/* segment_id changed, so update */
vp8cx_mb_init_quantizer(cpi, x);
@@ -1678,7 +1682,7 @@
statsfile = fopen("segmap2.stt", "a");fprintf(statsfile, "%2d%2d%2d ",
- xd->mode_info_context->mbmi.segment_id,
+ *segment_id,
xd->mode_info_context->mbmi.ref_frame,
xd->mode_info_context->mbmi.mode );
@@ -1722,11 +1726,11 @@
// probabilities. NOTE: At the moment we dont support custom trees
// for the reference frame coding for each segment but this is a
// possible future action.
- if ( !segfeature_active( xd, segment_id, SEG_LVL_REF_FRAME ) ||
- ( ( check_segref( xd, segment_id, INTRA_FRAME ) +
- check_segref( xd, segment_id, LAST_FRAME ) +
- check_segref( xd, segment_id, GOLDEN_FRAME ) +
- check_segref( xd, segment_id, ALTREF_FRAME ) ) > 1 ) )
+ if ( !segfeature_active( xd, *segment_id, SEG_LVL_REF_FRAME ) ||
+ ( ( check_segref( xd, *segment_id, INTRA_FRAME ) +
+ check_segref( xd, *segment_id, LAST_FRAME ) +
+ check_segref( xd, *segment_id, GOLDEN_FRAME ) +
+ check_segref( xd, *segment_id, ALTREF_FRAME ) ) > 1 ) )
{cpi->count_mb_ref_frame_usage[xd->mode_info_context->mbmi.ref_frame]++;
}
@@ -1747,7 +1751,7 @@
{#if CONFIG_T8X8
if (xd->segmentation_enabled)
- xd->mode_info_context->mbmi.segment_id |= (vp8_8x8_selection_intra(x) << 1);
+ *segment_id |= (vp8_8x8_selection_intra(x) << 1);
#endif
vp8_encode_intra16x16mbuv(IF_RTCD(&cpi->rtcd), x);
vp8_encode_intra16x16mby(IF_RTCD(&cpi->rtcd), x);
@@ -1760,7 +1764,7 @@
int ref_fb_idx;
#if CONFIG_T8X8
if (xd->segmentation_enabled)
- xd->mode_info_context->mbmi.segment_id |= (vp8_8x8_selection_inter(x) << 1);
+ *segment_id |= (vp8_8x8_selection_inter(x) << 1);
#endif
if (xd->mode_info_context->mbmi.ref_frame == LAST_FRAME)
@@ -1790,8 +1794,10 @@
}
#if CONFIG_T8X8
- if (x->e_mbd.mode_info_context->mbmi.segment_id >=2)
+ if ( get_seg_tx_type( xd, *segment_id ) == TX_8X8 )
+ {cpi->t8x8_count++;
+ }
else
cpi->t4x4_count++;
#endif
--- a/vp8/encoder/encodeintra.c
+++ b/vp8/encoder/encodeintra.c
@@ -97,11 +97,17 @@
{BLOCK *b = &x->block[0];
+#if CONFIG_T8X8
+ int tx_type = get_seg_tx_type(&x->e_mbd,
+ x->e_mbd.mode_info_context->mbmi.segment_id);
+#endif
+
RECON_INVOKE(&rtcd->common->recon, build_intra_predictors_mby)(&x->e_mbd);
ENCODEMB_INVOKE(&rtcd->encodemb, submby)(x->src_diff, *(b->base_src), x->e_mbd.predictor, b->src_stride);
+
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
vp8_transform_intra_mby_8x8(x);
else
#endif
@@ -108,7 +114,7 @@
vp8_transform_intra_mby(x);
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if(tx_type == TX_8X8)
vp8_quantize_mby_8x8(x);
else
#endif
@@ -117,7 +123,7 @@
if (x->optimize)
{#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
vp8_optimize_mby_8x8(x, rtcd);
else
#endif
@@ -125,7 +131,7 @@
}
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if(tx_type == TX_8X8)
vp8_inverse_transform_mby_8x8(IF_RTCD(&rtcd->common->idct), &x->e_mbd);
else
#endif
@@ -169,11 +175,16 @@
void vp8_encode_intra16x16mbuv(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x)
{+#if CONFIG_T8X8
+ int tx_type = get_seg_tx_type(&x->e_mbd,
+ x->e_mbd.mode_info_context->mbmi.segment_id);
+#endif
+
RECON_INVOKE(&rtcd->common->recon, build_intra_predictors_mbuv)(&x->e_mbd);
ENCODEMB_INVOKE(&rtcd->encodemb, submbuv)(x->src_diff, x->src.u_buffer, x->src.v_buffer, x->e_mbd.predictor, x->src.uv_stride);
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if(tx_type == TX_8X8)
vp8_transform_mbuv_8x8(x);
else
#endif
@@ -180,7 +191,7 @@
vp8_transform_mbuv(x);
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if(tx_type == TX_8X8)
vp8_quantize_mbuv_8x8(x);
else
#endif
@@ -220,7 +231,7 @@
if (x->optimize)
{#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if(tx_type == TX_8X8)
vp8_optimize_mbuv_8x8(x, rtcd);
else
#endif
@@ -228,7 +239,7 @@
}
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if(tx_type == TX_8X8)
vp8_inverse_transform_mbuv_8x8(IF_RTCD(&rtcd->common->idct), &x->e_mbd);
else
#endif
--- a/vp8/encoder/encodemb.c
+++ b/vp8/encoder/encodemb.c
@@ -1247,12 +1247,17 @@
void vp8_encode_inter16x16(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x)
{+#if CONFIG_T8X8
+ int tx_type = get_seg_tx_type(&x->e_mbd,
+ x->e_mbd.mode_info_context->mbmi.segment_id);
+#endif
+
vp8_build_inter_predictors_mb(&x->e_mbd);
vp8_subtract_mb(rtcd, x);
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
vp8_transform_mb_8x8(x);
else
#endif
@@ -1259,7 +1264,7 @@
transform_mb(x);
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
vp8_quantize_mb_8x8(x);
else
#endif
@@ -1268,7 +1273,7 @@
if (x->optimize)
{#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
optimize_mb_8x8(x, rtcd);
else
#endif
@@ -1276,12 +1281,15 @@
}
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
vp8_inverse_transform_mb_8x8(IF_RTCD(&rtcd->common->idct), &x->e_mbd);
else
#endif
vp8_inverse_transform_mb(IF_RTCD(&rtcd->common->idct), &x->e_mbd);
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2) {+
+#if CONFIG_T8X8
+ if( tx_type == TX_8X8 )
+ {#ifdef ENC_DEBUG
if (enc_debug)
{@@ -1311,6 +1319,7 @@
}
#endif
}
+#endif
RECON_INVOKE(&rtcd->common->recon, recon_mb)
(IF_RTCD(&rtcd->common->recon), &x->e_mbd);
@@ -1336,6 +1345,11 @@
/* this function is used by first pass only */
void vp8_encode_inter16x16y(const VP8_ENCODER_RTCD *rtcd, MACROBLOCK *x)
{+#if CONFIG_T8X8
+ int tx_type = get_seg_tx_type(&x->e_mbd,
+ x->e_mbd.mode_info_context->mbmi.segment_id);
+#endif
+
BLOCK *b = &x->block[0];
vp8_build_inter16x16_predictors_mby(&x->e_mbd);
@@ -1343,7 +1357,7 @@
ENCODEMB_INVOKE(&rtcd->encodemb, submby)(x->src_diff, *(b->base_src), x->e_mbd.predictor, b->src_stride);
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
vp8_transform_mby_8x8(x);
else
#endif
@@ -1351,7 +1365,7 @@
vp8_quantize_mby(x);
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
vp8_inverse_transform_mby_8x8(IF_RTCD(&rtcd->common->idct), &x->e_mbd);
else
#endif
--- a/vp8/encoder/onyx_if.c
+++ b/vp8/encoder/onyx_if.c
@@ -481,16 +481,6 @@
(cpi->cq_target_quality > 16 ) ) ||
(cpi->ni_av_qi > 32);
-#if CONFIG_T8X8
- // TODO
- // For now 8x8TX mode just set segments up for 8x8 and 4x4 modes and exit.
- //enable_segfeature(xd, 0, SEG_LVL_TRANSFORM);
- //set_segdata( xd, 0, SEG_LVL_TRANSFORM, TX_4X4 );
- //enable_segfeature(xd, 1, SEG_LVL_TRANSFORM);
- //set_segdata( xd, 1, SEG_LVL_TRANSFORM, TX_8X8 );
- return;
-#endif
-
// For now at least dont enable seg features alongside cyclic refresh.
if ( cpi->cyclic_refresh_mode_enabled ||
(cpi->pass != 2) )
@@ -499,6 +489,19 @@
vpx_memset( cpi->segmentation_map, 0, (cm->mb_rows * cm->mb_cols));
return;
}
+
+#if CONFIG_T8X8
+ // TODO
+ // For now 8x8TX mode just set segments up for 8x8 and 4x4 modes and exit.
+ enable_segfeature(xd, 0, SEG_LVL_TRANSFORM);
+ set_segdata( xd, 0, SEG_LVL_TRANSFORM, TX_4X4 );
+ enable_segfeature(xd, 2, SEG_LVL_TRANSFORM);
+ set_segdata( xd, 2, SEG_LVL_TRANSFORM, TX_8X8 );
+
+ // Turn on segmentation
+ vp8_enable_segmentation((VP8_PTR)cpi);
+ return;
+#endif
// Disable and clear down for KF
if ( cm->frame_type == KEY_FRAME )
--- a/vp8/encoder/rdopt.c
+++ b/vp8/encoder/rdopt.c
@@ -1041,12 +1041,17 @@
static int rd_inter16x16_uv(VP8_COMP *cpi, MACROBLOCK *x, int *rate,
int *distortion, int fullpixel)
{+#if CONFIG_T8X8
+ int tx_type = get_seg_tx_type(&x->e_mbd,
+ x->e_mbd.mode_info_context->mbmi.segment_id);
+#endif
+
vp8_build_inter16x16_predictors_mbuv(&x->e_mbd);
ENCODEMB_INVOKE(IF_RTCD(&cpi->rtcd.encodemb), submbuv)(x->src_diff,
x->src.u_buffer, x->src.v_buffer, x->e_mbd.predictor, x->src.uv_stride);
#if CONFIG_T8X8
- if(x->e_mbd.mode_info_context->mbmi.segment_id >= 2)
+ if( tx_type == TX_8X8 )
vp8_transform_mbuv_8x8(x);
else
#endif
--- a/vp8/encoder/tokenize.c
+++ b/vp8/encoder/tokenize.c
@@ -479,6 +479,10 @@
int has_y2_block;
int b;
+#if CONFIG_T8X8
+ int tx_type = get_seg_tx_type(x, x->mode_info_context->mbmi.segment_id);
+#endif
+
//#if CONFIG_SEGFEATURES
// If the MB is going to be skipped because of a segment level flag
// exclude this from the skip count stats used to calculate the
@@ -502,7 +506,7 @@
x->mode_info_context->mbmi.mb_skip_coeff =
#if CONFIG_T8X8
- (x->mode_info_context->mbmi.segment_id >= 2 ?
+ (( tx_type == TX_8X8 ) ?
mb_is_skippable_8x8(x) :
mb_is_skippable(x, has_y2_block));
#else
@@ -516,7 +520,7 @@
if (!cpi->common.mb_no_coeff_skip)
{#if CONFIG_T8X8
- if (x->mode_info_context->mbmi.segment_id >= 2)
+ if ( tx_type == TX_8X8 )
vp8_stuff_mb_8x8(cpi, x, t) ;
else
#endif
@@ -536,7 +540,7 @@
if(has_y2_block)
{#if CONFIG_T8X8
- if (x->mode_info_context->mbmi.segment_id >= 2)
+ if ( tx_type == TX_8X8 )
{ENTROPY_CONTEXT * A = (ENTROPY_CONTEXT *)x->above_context;
ENTROPY_CONTEXT * L = (ENTROPY_CONTEXT *)x->left_context;
@@ -551,7 +555,7 @@
}
#if CONFIG_T8X8
- if (x->mode_info_context->mbmi.segment_id >= 2)
+ if ( tx_type == TX_8X8 )
{ENTROPY_CONTEXT * A = (ENTROPY_CONTEXT *)x->above_context;
ENTROPY_CONTEXT * L = (ENTROPY_CONTEXT *)x->left_context;
--
⑨