Commit 4e5e3770 authored by Loren Merritt's avatar Loren Merritt
Browse files

implement macroblock types B_16x8, B_8x16

tweak thresholds for comparing B mb types


git-svn-id: svn://svn.videolan.org/x264/trunk@72 df754926-b1dd-0310-bc7b-ec298dee348c
parent efbf4ad5
......@@ -94,6 +94,13 @@ typedef struct
int i_cost16x16direct;
int i_cost8x8bi;
int i_cost8x8direct[4];
int i_cost16x8bi;
int i_cost8x16bi;
int i_mb_partition16x8[2]; /* mb_partition_e */
int i_mb_partition8x16[2];
int i_mb_type16x8; /* mb_class_e */
int i_mb_type8x16;
int b_direct_available;
......@@ -116,6 +123,17 @@ static const uint8_t block_idx_y[16] = {
0, 0, 1, 1, 0, 0, 1, 1, 2, 2, 3, 3, 2, 2, 3, 3
};
/* TODO: calculate CABAC costs */
static const int i_mb_b_cost_table[18] = {
9, 9, 9, 0, 0, 0, 1, 3, 7, 7, 7, 3, 7, 7, 7, 5, 9, 0
};
static const int i_mb_b16x8_cost_table[16] = {
0, 0, 0, 0, 0, 0, 0, 5, 7, 7, 7, 5, 7, 9, 9, 9
};
static const int i_sub_mb_b_cost_table[13] = {
7, 5, 5, 3, 7, 5, 7, 3, 7, 7, 7, 5, 1
};
static void x264_mb_analyse_init( x264_t *h, x264_mb_analysis_t *a, int i_qp )
{
memset( a, 0, sizeof( x264_mb_analysis_t ) );
......@@ -177,6 +195,8 @@ static void x264_mb_analyse_init( x264_t *h, x264_mb_analysis_t *a, int i_qp )
a->i_cost16x16bi = -1;
a->i_cost16x16direct = -1;
a->i_cost8x8bi = -1;
a->i_cost16x8bi = -1;
a->i_cost8x16bi = -1;
}
}
}
......@@ -746,7 +766,12 @@ static void x264_mb_analyse_inter_direct( x264_t *h, x264_mb_analysis_t *a )
a->i_cost16x16direct +=
a->i_cost8x8direct[i] =
h->pixf.satd[PIXEL_8x8]( &p_fenc[off], i_stride, &p_fdec[off], i_stride );
/* mb type cost */
a->i_cost8x8direct[i] += a->i_lambda * i_sub_mb_b_cost_table[D_DIRECT_8x8];
}
a->i_cost16x16direct += a->i_lambda * i_mb_b_cost_table[B_DIRECT];
}
static void x264_mb_analyse_inter_b16x16( x264_t *h, x264_mb_analysis_t *a )
......@@ -781,6 +806,8 @@ static void x264_mb_analyse_inter_b16x16( x264_t *h, x264_mb_analysis_t *a )
a->l0.me16x16 = m;
}
}
/* subtract ref cost, so we don't have to add it for the other MB types */
a->l0.me16x16.cost -= m.lm * bs_size_te( h->sh.i_num_ref_idx_l0_active - 1, a->l0.i_ref );
/* ME for list 1 */
a->l1.me16x16.cost = INT_MAX;
......@@ -800,8 +827,10 @@ static void x264_mb_analyse_inter_b16x16( x264_t *h, x264_mb_analysis_t *a )
a->l1.me16x16 = m;
}
}
/* subtract ref cost, so we don't have to add it for the other MB types */
a->l1.me16x16.cost -= m.lm * bs_size_te( h->sh.i_num_ref_idx_l1_active - 1, a->l1.i_ref );
/* Set global ref, needed for all others modes FIXME some work for mixed block mode */
/* Set global ref, needed for other modes? */
x264_macroblock_cache_ref( h, 0, 0, 4, 4, 0, a->l0.i_ref );
x264_macroblock_cache_ref( h, 0, 0, 4, 4, 1, a->l1.i_ref );
......@@ -823,29 +852,81 @@ static void x264_mb_analyse_inter_b16x16( x264_t *h, x264_mb_analysis_t *a )
bs_size_se( a->l0.me16x16.mv[1] - a->l0.me16x16.mvp[1] ) +
bs_size_se( a->l1.me16x16.mv[0] - a->l1.me16x16.mvp[0] ) +
bs_size_se( a->l1.me16x16.mv[1] - a->l1.me16x16.mvp[1] ) );
/* mb type cost */
a->i_cost16x16bi += a->i_lambda * i_mb_b_cost_table[B_BI_BI];
a->l0.me16x16.cost += a->i_lambda * i_mb_b_cost_table[B_L0_L0];
a->l1.me16x16.cost += a->i_lambda * i_mb_b_cost_table[B_L1_L1];
}
#define CACHE_MV_BI(x,y,dx,dy,me0,me1,part) \
if( x264_mb_partition_listX_table[0][part] ) \
{ \
x264_macroblock_cache_ref( h, x,y,dx,dy, 0, a->l0.i_ref ); \
x264_macroblock_cache_mv( h, x,y,dx,dy, 0, me0.mv[0], me0.mv[1] ); \
} \
else \
{ \
x264_macroblock_cache_ref( h, x,y,dx,dy, 0, -1 ); \
x264_macroblock_cache_mv( h, x,y,dx,dy, 0, 0, 0 ); \
if( b_mvd ) \
x264_macroblock_cache_mvd( h, x,y,dx,dy, 0, 0, 0 ); \
} \
if( x264_mb_partition_listX_table[1][part] ) \
{ \
x264_macroblock_cache_ref( h, x,y,dx,dy, 1, a->l1.i_ref ); \
x264_macroblock_cache_mv( h, x,y,dx,dy, 1, me1.mv[0], me1.mv[1] ); \
} \
else \
{ \
x264_macroblock_cache_ref( h, x,y,dx,dy, 1, -1 ); \
x264_macroblock_cache_mv( h, x,y,dx,dy, 1, 0, 0 ); \
if( b_mvd ) \
x264_macroblock_cache_mvd( h, x,y,dx,dy, 1, 0, 0 ); \
}
static inline void x264_mb_cache_mv_b8x8( x264_t *h, x264_mb_analysis_t *a, int i, int b_mvd )
{
int x = (i%2)*2;
int y = (i/2)*2;
if( h->mb.i_sub_partition[i] == D_DIRECT_8x8 )
{
x264_mb_load_mv_direct8x8( h, i );
if( b_mvd )
{
x264_macroblock_cache_mvd( h, x, y, 2, 2, 0, 0, 0 );
x264_macroblock_cache_mvd( h, x, y, 2, 2, 1, 0, 0 );
x264_macroblock_cache_skip( h, x, y, 2, 2, 1 );
}
}
else
{
CACHE_MV_BI( x, y, 2, 2, a->l0.me8x8[i], a->l1.me8x8[i], h->mb.i_sub_partition[i] );
}
}
static inline void x264_mb_cache_mv_b16x8( x264_t *h, x264_mb_analysis_t *a, int i, int b_mvd )
{
CACHE_MV_BI( 0, 2*i, 4, 2, a->l0.me16x8[i], a->l1.me16x8[i], a->i_mb_partition16x8[i] );
}
static inline void x264_mb_cache_mv_b8x16( x264_t *h, x264_mb_analysis_t *a, int i, int b_mvd )
{
CACHE_MV_BI( 2*i, 0, 2, 4, a->l0.me8x16[i], a->l1.me8x16[i], a->i_mb_partition8x16[i] );
}
#undef CACHE_MV_BI
static void x264_mb_analyse_inter_b8x8( x264_t *h, x264_mb_analysis_t *a )
{
uint8_t pix[2][8*8];
uint8_t *p_fref[2] = { h->mb.pic.p_fref[0][a->l0.i_ref][0],
h->mb.pic.p_fref[1][a->l1.i_ref][0] };
uint8_t *p_fenc = h->mb.pic.p_fenc[0];
int mvc[2][5][2], i_mvc[2];
int i, j;
uint8_t pix[2][8*8];
int i, l;
/* XXX Needed for x264_mb_predict_mv */
h->mb.i_partition = D_8x8;
a->i_cost8x8bi = 0;
i_mvc[0] = i_mvc[1] = 1;
mvc[0][0][0] = a->l0.me16x16.mv[0];
mvc[0][0][1] = a->l0.me16x16.mv[1];
mvc[1][0][0] = a->l1.me16x16.mv[0];
mvc[1][0][1] = a->l1.me16x16.mv[1];
for( i = 0; i < 4; i++ )
{
const int x8 = i%2;
......@@ -854,35 +935,37 @@ static void x264_mb_analyse_inter_b8x8( x264_t *h, x264_mb_analysis_t *a )
int i_part_cost;
int i_part_cost_bi = 0;
for( j = 0; j < 2; j++ )
for( l = 0; l < 2; l++ )
{
x264_mb_analysis_list_t *l = j ? &a->l1 : &a->l0;
x264_me_t *m = &l->me8x8[i];
x264_mb_analysis_list_t *lX = l ? &a->l1 : &a->l0;
x264_me_t *m = &lX->me8x8[i];
m->i_pixel = PIXEL_8x8;
m->lm = a->i_lambda;
m->p_fenc = p_fenc_i;
m->p_fref = &p_fref[j][8*(y8*h->mb.pic.i_stride[0]+x8)];
m->p_fref = &p_fref[l][8*(y8*h->mb.pic.i_stride[0]+x8)];
m->i_stride = h->mb.pic.i_stride[0];
m->i_mv_range = a->i_mv_range;
x264_mb_predict_mv( h, j, 4*i, 2, m->mvp );
x264_me_search( h, m, mvc[j], i_mvc[j] );
x264_mb_predict_mv( h, l, 4*i, 2, m->mvp );
x264_me_search( h, m, &lX->me16x16.mv, 1 );
x264_macroblock_cache_mv( h, 2*x8, 2*y8, 2, 2, j, m->mv[0], m->mv[1] );
l->i_cost8x8 += m->cost;
x264_macroblock_cache_mv( h, 2*x8, 2*y8, 2, 2, l, m->mv[0], m->mv[1] );
lX->i_cost8x8 += m->cost;
/* BI mode */
h->mc[MC_LUMA]( m->p_fref, m->i_stride, pix[j], 8,
h->mc[MC_LUMA]( m->p_fref, m->i_stride, pix[l], 8,
m->mv[0], m->mv[1], 8, 8 );
/* FIXME: add ref cost */
/* FIXME: ref cost */
i_part_cost_bi += a->i_lambda * ( bs_size_se( m->mv[0] - m->mvp[0] ) +
bs_size_se( m->mv[1] - m->mvp[1] ) );
bs_size_se( m->mv[1] - m->mvp[1] ) +
i_sub_mb_b_cost_table[D_L0_8x8] );
}
h->pixf.avg[PIXEL_8x8]( pix[0], 8, pix[1], 8 );
i_part_cost_bi += h->pixf.satd[PIXEL_8x8]( p_fenc_i, h->mb.pic.i_stride[0], pix[0], 8 );
i_part_cost_bi += h->pixf.satd[PIXEL_8x8]( p_fenc_i, h->mb.pic.i_stride[0], pix[0], 8 )
+ a->i_lambda * i_sub_mb_b_cost_table[D_BI_8x8];
i_part_cost = a->l0.me8x8[i].cost;
h->mb.i_sub_partition[i] = D_L0_8x8;
......@@ -904,40 +987,163 @@ static void x264_mb_analyse_inter_b8x8( x264_t *h, x264_mb_analysis_t *a )
a->i_cost8x8bi += i_part_cost;
/* XXX Needed for x264_mb_predict_mv */
if( h->mb.i_sub_partition[i] == D_DIRECT_8x8 )
x264_mb_cache_mv_b8x8( h, a, i, 0 );
}
/* mb type cost */
a->i_cost8x8bi += a->i_lambda * i_mb_b_cost_table[B_8x8];
}
static void x264_mb_analyse_inter_b16x8( x264_t *h, x264_mb_analysis_t *a )
{
uint8_t *p_fref[2] = { h->mb.pic.p_fref[0][a->l0.i_ref][0],
h->mb.pic.p_fref[1][a->l1.i_ref][0] };
uint8_t *p_fenc = h->mb.pic.p_fenc[0];
uint8_t pix[2][8*8];
int i_ref_stride = h->mb.pic.i_stride[0];
int mvc[2][2];
int i, l;
h->mb.i_partition = D_16x8;
a->i_cost16x8bi = 0;
for( i = 0; i < 2; i++ )
{
uint8_t *p_fenc_i = &p_fenc[8*i*i_ref_stride];
int i_part_cost;
int i_part_cost_bi = 0;
/* TODO: check only the list(s) that were used in b8x8? */
for( l = 0; l < 2; l++ )
{
x264_mb_load_mv_direct8x8( h, i );
x264_macroblock_cache_mvd( h, 2*x8, 2*y8, 2, 2, 0, 0, 0 );
x264_macroblock_cache_mvd( h, 2*x8, 2*y8, 2, 2, 1, 0, 0 );
x264_macroblock_cache_skip( h, 2*x8, 2*y8, 2, 2, 1 );
x264_mb_analysis_list_t *lX = l ? &a->l1 : &a->l0;
x264_me_t *m = &lX->me16x8[i];
m->i_pixel = PIXEL_16x8;
m->lm = a->i_lambda;
m->p_fenc = p_fenc_i;
m->i_stride= i_ref_stride;
m->p_fref = &p_fref[l][8*i*i_ref_stride];
m->i_mv_range = a->i_mv_range;
mvc[0][0] = lX->me8x8[2*i].mv[0];
mvc[0][1] = lX->me8x8[2*i].mv[1];
mvc[1][0] = lX->me8x8[2*i+1].mv[0];
mvc[1][1] = lX->me8x8[2*i+1].mv[1];
x264_mb_predict_mv( h, 0, 8*i, 2, m->mvp );
x264_me_search( h, m, mvc, 2 );
/* BI mode */
h->mc[MC_LUMA]( m->p_fref, m->i_stride, pix[l], 8,
m->mv[0], m->mv[1], 8, 8 );
/* FIXME: ref cost */
i_part_cost_bi += a->i_lambda * ( bs_size_se( m->mv[0] - m->mvp[0] ) +
bs_size_se( m->mv[1] - m->mvp[1] ) );
}
else
h->pixf.avg[PIXEL_16x8]( pix[0], 8, pix[1], 8 );
i_part_cost_bi += h->pixf.satd[PIXEL_16x8]( p_fenc_i, h->mb.pic.i_stride[0], pix[0], 8 );
i_part_cost = a->l0.me16x8[i].cost;
a->i_mb_partition16x8[i] = D_L0_8x8; /* not actually 8x8, only the L0 matters */
if( a->l1.me16x8[i].cost < i_part_cost )
{
if( h->mb.i_sub_partition[i] == D_L1_8x8 )
{
x264_macroblock_cache_ref( h, 2*x8, 2*y8, 2, 2, 0, -1 );
x264_macroblock_cache_mv( h, 2*x8, 2*y8, 2, 2, 0, 0, 0 );
x264_macroblock_cache_mvd( h, 2*x8, 2*y8, 2, 2, 0, 0, 0 );
}
else
{
x264_macroblock_cache_ref( h, 2*x8, 2*y8, 2, 2, 0, a->l0.i_ref );
x264_macroblock_cache_mv( h, 2*x8, 2*y8, 2, 2, 0, a->l0.me8x8[i].mv[0], a->l0.me8x8[i].mv[1] );
}
i_part_cost = a->l1.me16x8[i].cost;
a->i_mb_partition16x8[i] = D_L1_8x8;
}
if( i_part_cost_bi + a->i_lambda * 1 < i_part_cost )
{
i_part_cost = i_part_cost_bi;
a->i_mb_partition16x8[i] = D_BI_8x8;
}
a->i_cost16x8bi += i_part_cost;
if( h->mb.i_sub_partition[i] == D_L0_8x8 )
{
x264_macroblock_cache_ref( h, 2*x8, 2*y8, 2, 2, 1, -1 );
x264_macroblock_cache_mv( h, 2*x8, 2*y8, 2, 2, 1, 0, 0 );
x264_macroblock_cache_mvd( h, 2*x8, 2*y8, 2, 2, 1, 0, 0 );
}
else
{
x264_macroblock_cache_ref( h, 2*x8, 2*y8, 2, 2, 1, a->l1.i_ref );
x264_macroblock_cache_mv( h, 2*x8, 2*y8, 2, 2, 1, a->l1.me8x8[i].mv[0], a->l1.me8x8[i].mv[1] );
}
if( i == 0 )
x264_mb_cache_mv_b16x8( h, a, i, 0 );
}
/* mb type cost */
a->i_mb_type16x8 = B_L0_L0
+ (a->i_mb_partition16x8[0]>>2) * 3
+ (a->i_mb_partition16x8[1]>>2);
a->i_cost16x8bi += a->i_lambda * i_mb_b16x8_cost_table[a->i_mb_type16x8];
}
static void x264_mb_analyse_inter_b8x16( x264_t *h, x264_mb_analysis_t *a )
{
uint8_t *p_fref[2] = { h->mb.pic.p_fref[0][a->l0.i_ref][0],
h->mb.pic.p_fref[1][a->l1.i_ref][0] };
uint8_t *p_fenc = h->mb.pic.p_fenc[0];
uint8_t pix[2][8*8];
int i_ref_stride = h->mb.pic.i_stride[0];
int mvc[2][2];
int i, l;
h->mb.i_partition = D_8x16;
a->i_cost8x16bi = 0;
for( i = 0; i < 2; i++ )
{
uint8_t *p_fenc_i = &p_fenc[8*i];
int i_part_cost;
int i_part_cost_bi = 0;
for( l = 0; l < 2; l++ )
{
x264_mb_analysis_list_t *lX = l ? &a->l1 : &a->l0;
x264_me_t *m = &lX->me8x16[i];
m->i_pixel = PIXEL_8x16;
m->lm = a->i_lambda;
m->p_fenc = p_fenc_i;
m->p_fref = &p_fref[l][8*i];
m->i_stride= i_ref_stride;
m->i_mv_range = a->i_mv_range;
mvc[0][0] = lX->me8x8[i].mv[0];
mvc[0][1] = lX->me8x8[i].mv[1];
mvc[1][0] = lX->me8x8[i+2].mv[0];
mvc[1][1] = lX->me8x8[i+2].mv[1];
x264_mb_predict_mv( h, 0, 4*i, 2, m->mvp );
x264_me_search( h, m, mvc, 2 );
/* BI mode */
h->mc[MC_LUMA]( m->p_fref, m->i_stride, pix[l], 8,
m->mv[0], m->mv[1], 8, 8 );
/* FIXME: ref cost */
i_part_cost_bi += a->i_lambda * ( bs_size_se( m->mv[0] - m->mvp[0] ) +
bs_size_se( m->mv[1] - m->mvp[1] ) );
}
h->pixf.avg[PIXEL_8x16]( pix[0], 8, pix[1], 8 );
i_part_cost_bi += h->pixf.satd[PIXEL_8x16]( p_fenc_i, h->mb.pic.i_stride[0], pix[0], 8 );
i_part_cost = a->l0.me8x16[i].cost;
a->i_mb_partition8x16[i] = D_L0_8x8;
if( a->l1.me8x16[i].cost < i_part_cost )
{
i_part_cost = a->l1.me8x16[i].cost;
a->i_mb_partition8x16[i] = D_L1_8x8;
}
if( i_part_cost_bi + a->i_lambda * 1 < i_part_cost )
{
i_part_cost = i_part_cost_bi;
a->i_mb_partition8x16[i] = D_BI_8x8;
}
a->i_cost8x16bi += i_part_cost;
if( i == 0 )
x264_mb_cache_mv_b8x16( h, a, i, 0 );
}
/* mb type cost */
a->i_mb_type8x16 = B_L0_L0
+ (a->i_mb_partition8x16[0]>>2) * 3
+ (a->i_mb_partition8x16[1]>>2);
a->i_cost8x16bi += a->i_lambda * i_mb_b16x8_cost_table[a->i_mb_type8x16];
}
/*****************************************************************************
......@@ -1155,10 +1361,7 @@ void x264_macroblock_analyse( x264_t *h )
}
else if( h->sh.i_type == SLICE_TYPE_B )
{
const unsigned int i_neighbour = h->mb.i_neighbour;
const unsigned int flags = h->param.analyse.inter;
int b_skip = 0;
int i_cost;
analysis.b_direct_available = x264_mb_predict_mv_direct16x16( h );
if( analysis.b_direct_available )
......@@ -1173,19 +1376,19 @@ void x264_macroblock_analyse( x264_t *h )
if( !b_skip )
{
/* best inter mode */
const unsigned int flags = h->param.analyse.inter;
int i_partition;
int i_cost;
/* select best inter mode */
/* direct must be first */
if( analysis.b_direct_available )
x264_mb_analyse_inter_direct( h, &analysis );
x264_mb_analyse_inter_b16x16( h, &analysis );
/* 8x8 must be last */
if( flags & X264_ANALYSE_BSUB16x16 )
x264_mb_analyse_inter_b8x8( h, &analysis );
h->mb.i_type = B_L0_L0;
h->mb.i_partition = D_16x16;
i_partition = D_16x16;
i_cost = analysis.l0.me16x16.cost;
if( analysis.l1.me16x16.cost < i_cost )
{
......@@ -1202,24 +1405,58 @@ void x264_macroblock_analyse( x264_t *h )
h->mb.i_type = B_DIRECT;
i_cost = analysis.i_cost16x16direct;
}
if( analysis.i_cost8x8bi < i_cost && analysis.i_cost8x8bi >= 0 )
if( flags & X264_ANALYSE_BSUB16x16 )
{
h->mb.i_type = B_8x8;
h->mb.i_partition = D_8x8;
i_cost = analysis.i_cost8x8bi;
x264_mb_analyse_inter_b8x8( h, &analysis );
if( analysis.i_cost8x8bi < i_cost )
{
h->mb.i_type = B_8x8;
i_partition = D_8x8;
i_cost = analysis.i_cost8x8bi;
if( h->mb.i_sub_partition[0] == h->mb.i_sub_partition[1] ||
h->mb.i_sub_partition[2] == h->mb.i_sub_partition[3] )
{
x264_mb_analyse_inter_b16x8( h, &analysis );
if( analysis.i_cost16x8bi < i_cost )
{
i_partition = D_16x8;
i_cost = analysis.i_cost16x8bi;
h->mb.i_type = analysis.i_mb_type16x8;
}
}
if( h->mb.i_sub_partition[0] == h->mb.i_sub_partition[2] ||
h->mb.i_sub_partition[1] == h->mb.i_sub_partition[3] )
{
x264_mb_analyse_inter_b8x16( h, &analysis );
if( analysis.i_cost8x16bi < i_cost )
{
i_partition = D_8x16;
i_cost = analysis.i_cost8x16bi;
h->mb.i_type = analysis.i_mb_type8x16;
}
}
}
}
h->mb.i_partition = i_partition;
/* refine qpel */
if( h->mb.i_partition == D_16x16 )
if( i_partition == D_16x16 )
{
if( h->mb.i_type == B_L0_L0 )
{
analysis.l0.me16x16.cost -= analysis.i_lambda * i_mb_b_cost_table[B_L0_L0];
x264_me_refine_qpel( h, &analysis.l0.me16x16 );
analysis.l0.me16x16.cost += analysis.i_lambda * i_mb_b_cost_table[B_L0_L0];
i_cost = analysis.l0.me16x16.cost;
}
else if( h->mb.i_type == B_L1_L1 )
{
analysis.l1.me16x16.cost -= analysis.i_lambda * i_mb_b_cost_table[B_L1_L1];
x264_me_refine_qpel( h, &analysis.l1.me16x16 );
analysis.l1.me16x16.cost += analysis.i_lambda * i_mb_b_cost_table[B_L1_L1];
i_cost = analysis.l1.me16x16.cost;
}
}
......@@ -1227,6 +1464,10 @@ void x264_macroblock_analyse( x264_t *h )
/* best intra mode */
x264_mb_analyse_intra( h, &analysis );
/* mb type cost */
analysis.i_sad_i16x16 += analysis.i_lambda * i_mb_b_cost_table[I_16x16];
analysis.i_sad_i4x4 += analysis.i_lambda * i_mb_b_cost_table[I_4x4];
if( analysis.i_sad_i16x16 >= 0 && analysis.i_sad_i16x16 < i_cost )
{
h->mb.i_type = I_16x16;
......@@ -1330,18 +1571,28 @@ void x264_macroblock_analyse( x264_t *h )
}
case B_SKIP:
/* nothing has changed since x264_macroblock_probe_bskip */
break;
case B_DIRECT:
/* probably unnecessary for B_SKIP */
x264_mb_load_mv_direct8x8( h, 0 );
x264_mb_load_mv_direct8x8( h, 1 );
x264_mb_load_mv_direct8x8( h, 2 );
x264_mb_load_mv_direct8x8( h, 3 );
break;
case B_L0_L0:
case B_8x8:
/* optimize: cache might not need to be rewritten */
for( i = 0; i < 4; i++ )
x264_mb_cache_mv_b8x8( h, &analysis, i, 1 );
break;
default: /* the rest of the B types */
switch( h->mb.i_partition )
{
case D_16x16:
case D_16x16:
switch( h->mb.i_type )
{
case B_L0_L0:
x264_macroblock_cache_ref( h, 0, 0, 4, 4, 0, analysis.l0.i_ref );
x264_macroblock_cache_mv ( h, 0, 0, 4, 4, 0, analysis.l0.me16x16.mv[0], analysis.l0.me16x16.mv[1] );
......@@ -1349,15 +1600,7 @@ void x264_macroblock_analyse( x264_t *h )
x264_macroblock_cache_mv ( h, 0, 0, 4, 4, 1, 0, 0 );
x264_macroblock_cache_mvd( h, 0, 0, 4, 4, 1, 0, 0 );
break;
default:
fprintf( stderr, "internal error\n" );
break;
}
break;
case B_L1_L1:
switch( h->mb.i_partition )
{
case D_16x16:
case B_L1_L1:
x264_macroblock_cache_ref( h, 0, 0, 4, 4, 0, -1 );
x264_macroblock_cache_mv ( h, 0, 0, 4, 4, 0, 0, 0 );
x264_macroblock_cache_mvd( h, 0, 0, 4, 4, 0, 0, 0 );
......@@ -1365,35 +1608,27 @@ void x264_macroblock_analyse( x264_t *h )
x264_macroblock_cache_ref( h, 0, 0, 4, 4, 1, analysis.l1.i_ref );
x264_macroblock_cache_mv ( h, 0, 0, 4, 4, 1, analysis.l1.me16x16.mv[0], analysis.l1.me16x16.mv[1] );
break;
default:
fprintf( stderr, "internal error\n" );
break;
}
break;
case B_BI_BI:
switch( h->mb.i_partition )
{
case D_16x16:
case B_BI_BI:
x264_macroblock_cache_ref( h, 0, 0, 4, 4, 0, analysis.l0.i_ref );
x264_macroblock_cache_mv ( h, 0, 0, 4, 4, 0, analysis.l0.me16x16.mv[0], analysis.l0.me16x16.mv[1] );
x264_macroblock_cache_ref( h, 0, 0, 4, 4, 1, analysis.l1.i_ref );
x264_macroblock_cache_mv ( h, 0, 0, 4, 4, 1, analysis.l1.me16x16.mv[0], analysis.l1.me16x16.mv[1] );
break;
default:
fprintf( stderr, "internal error\n" );