/*****************************************************************************
- * analyse.c: h264 encoder library
+ * analyse.c: macroblock analysis
*****************************************************************************
- * Copyright (C) 2003-2008 x264 project
+ * Copyright (C) 2003-2011 x264 project
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Loren Merritt <lorenm@u.washington.edu>
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02111, USA.
+ *
+ * This program is also available under a commercial proprietary license.
+ * For more information, contact us at licensing@x264.com.
*****************************************************************************/
#define _ISOC99_SOURCE
-#include <math.h>
-#include <unistd.h>
#include "common/common.h"
#include "macroblock.h"
/* Take some shortcuts in intra search if intra is deemed unlikely */
int b_fast_intra;
int b_force_intra; /* For Periodic Intra Refresh. Only supported in P-frames. */
+ int b_avoid_topright; /* For Periodic Intra Refresh: don't predict from top-right pixels. */
int b_try_skip;
/* Luma part */
} x264_mb_analysis_t;
/* lambda = pow(2,qp/6-2) */
-const uint16_t x264_lambda_tab[QP_MAX_MAX+1] = {
+const uint16_t x264_lambda_tab[QP_MAX_MAX+1] =
+{
1, 1, 1, 1, 1, 1, 1, 1, /* 0- 7 */
1, 1, 1, 1, 1, 1, 1, 1, /* 8-15 */
2, 2, 2, 2, 3, 3, 3, 4, /* 16-23 */
25, 29, 32, 36, 40, 45, 51, 57, /* 40-47 */
64, 72, 81, 91, 102, 114, 128, 144, /* 48-55 */
161, 181, 203, 228, 256, 287, 323, 362, /* 56-63 */
+ 406, 456, 512, 575, 645, 724, 813, 912, /* 64-71 */
+1024,1149,1290,1448,1625,1825,2048,2299, /* 72-79 */
+2048,2299, /* 80-81 */
};
/* lambda2 = pow(lambda,2) * .9 * 256 */
-const int x264_lambda2_tab[QP_MAX_MAX+1] = {
- 14, 18, 22, 28, 36, 45, 57, 72, /* 0- 7 */
- 91, 115, 145, 182, 230, 290, 365, 460, /* 8-15 */
- 580, 731, 921, 1161, 1462, 1843, 2322, 2925, /* 16-23 */
- 3686, 4644, 5851, 7372, 9289, 11703, 14745, 18578, /* 24-31 */
- 23407, 29491, 37156, 46814, 58982, 74313, 93628, 117964, /* 32-39 */
- 148626, 187257, 235929, 297252, 374514, 471859, 594505, 749029, /* 40-47 */
- 943718,1189010,1498059, 1887436, 2378021, 2996119, 3774873, 4756042, /* 48-55 */
-5992238,7549747,9512085,11984476,15099494,19024170,23968953,30198988, /* 56-63 */
+/* Capped to avoid overflow */
+const int x264_lambda2_tab[QP_MAX_MAX+1] =
+{
+ 14, 18, 22, 28, 36, 45, 57, 72, /* 0- 7 */
+ 91, 115, 145, 182, 230, 290, 365, 460, /* 8-15 */
+ 580, 731, 921, 1161, 1462, 1843, 2322, 2925, /* 16-23 */
+ 3686, 4644, 5851, 7372, 9289, 11703, 14745, 18578, /* 24-31 */
+ 23407, 29491, 37156, 46814, 58982, 74313, 93628, 117964, /* 32-39 */
+ 148626, 187257, 235929, 297252, 374514, 471859, 594505, 749029, /* 40-47 */
+ 943718, 1189010, 1498059, 1887436, 2378021, 2996119, 3774873, 4756042, /* 48-55 */
+ 5992238, 7549747, 9512085, 11984476, 15099494, 19024170,23968953,30198988, /* 56-63 */
+ 38048341, 47937906, 60397977, 76096683, 95875813,120795955, /* 64-69 */
+134217727,134217727,134217727,134217727,134217727,134217727, /* 70-75 */
+134217727,134217727,134217727,134217727,134217727,134217727, /* 76-81 */
};
-const uint8_t x264_exp2_lut[64] = {
+const uint8_t x264_exp2_lut[64] =
+{
0, 3, 6, 8, 11, 14, 17, 20, 23, 26, 29, 32, 36, 39, 42, 45,
48, 52, 55, 58, 62, 65, 69, 72, 76, 80, 83, 87, 91, 94, 98, 102,
106, 110, 114, 118, 122, 126, 130, 135, 139, 143, 147, 152, 156, 161, 165, 170,
175, 179, 184, 189, 194, 198, 203, 208, 214, 219, 224, 229, 234, 240, 245, 250
};
-const float x264_log2_lut[128] = {
+const float x264_log2_lut[128] =
+{
0.00000, 0.01123, 0.02237, 0.03342, 0.04439, 0.05528, 0.06609, 0.07682,
0.08746, 0.09803, 0.10852, 0.11894, 0.12928, 0.13955, 0.14975, 0.15987,
0.16993, 0.17991, 0.18982, 0.19967, 0.20945, 0.21917, 0.22882, 0.23840,
};
/* Avoid an int/float conversion. */
-const float x264_log2_lz_lut[32] = {
+const float x264_log2_lz_lut[32] =
+{
31,30,29,28,27,26,25,24,23,22,21,20,19,18,17,16,15,14,13,12,11,10,9,8,7,6,5,4,3,2,1,0
};
// should the intra and inter lambdas be different?
// I'm just matching the behaviour of deadzone quant.
-static const int x264_trellis_lambda2_tab[2][QP_MAX_MAX+1] = {
+static const int x264_trellis_lambda2_tab[2][QP_MAX_MAX+1] =
+{
// inter lambda = .85 * .85 * 2**(qp/3. + 10 - LAMBDA_BITS)
- { 46, 58, 73, 92, 117, 147,
- 185, 233, 294, 370, 466, 587,
- 740, 932, 1174, 1480, 1864, 2349,
- 2959, 3728, 4697, 5918, 7457, 9395,
- 11837, 14914, 18790, 23674, 29828, 37581,
- 47349, 59656, 75163, 94699, 119313, 150326,
- 189399, 238627, 300652, 378798, 477255, 601304,
- 757596, 954511, 1202608, 1515192, 1909022, 2405217,
- 3030384, 3818045, 4810435, 6060769, 7636091, 9620872,
- 12121539,15272182,19241743,24243077,30544363,38483486,
- 48486154,61088726,76966972,96972308 },
+ {
+ 46, 58, 73, 92, 117, 147,
+ 185, 233, 294, 370, 466, 587,
+ 740, 932, 1174, 1480, 1864, 2349,
+ 2959, 3728, 4697, 5918, 7457, 9395,
+ 11837, 14914, 18790, 23674, 29828, 37581,
+ 47349, 59656, 75163, 94699, 119313, 150326,
+ 189399, 238627, 300652, 378798, 477255, 601304,
+ 757596, 954511, 1202608, 1515192, 1909022, 2405217,
+ 3030384, 3818045, 4810435, 6060769, 7636091, 9620872,
+ 12121539, 15272182, 19241743, 24243077, 30544363, 38483486,
+ 48486154, 61088726, 76966972, 96972308,
+ 122177453,134217727,134217727,134217727,134217727,134217727,
+ 134217727,134217727,134217727,134217727,134217727,134217727,
+ },
// intra lambda = .65 * .65 * 2**(qp/3. + 10 - LAMBDA_BITS)
- { 27, 34, 43, 54, 68, 86,
- 108, 136, 172, 216, 273, 343,
- 433, 545, 687, 865, 1090, 1374,
- 1731, 2180, 2747, 3461, 4361, 5494,
- 6922, 8721, 10988, 13844, 17442, 21976,
- 27688, 34885, 43953, 55377, 69771, 87906,
- 110755, 139543, 175813, 221511, 279087, 351627,
- 443023, 558174, 703255, 886046, 1116348, 1406511,
- 1772093, 2232697, 2813022, 3544186, 4465396, 5626046,
- 7088374, 8930791,11252092,14176748,17861583,22504184,
- 28353495,35723165,45008368,56706990 }
+ {
+ 27, 34, 43, 54, 68, 86,
+ 108, 136, 172, 216, 273, 343,
+ 433, 545, 687, 865, 1090, 1374,
+ 1731, 2180, 2747, 3461, 4361, 5494,
+ 6922, 8721, 10988, 13844, 17442, 21976,
+ 27688, 34885, 43953, 55377, 69771, 87906,
+ 110755, 139543, 175813, 221511, 279087, 351627,
+ 443023, 558174, 703255, 886046, 1116348, 1406511,
+ 1772093, 2232697, 2813022, 3544186, 4465396, 5626046,
+ 7088374, 8930791, 11252092, 14176748, 17861583, 22504184,
+ 28353495, 35723165, 45008368, 56706990,
+ 71446330, 90016736,113413980,134217727,134217727,134217727,
+ 134217727,134217727,134217727,134217727,134217727,134217727,
+ 134217727,134217727,134217727,134217727,134217727,134217727,
+ }
};
-static const uint16_t x264_chroma_lambda2_offset_tab[] = {
+#define MAX_CHROMA_LAMBDA_OFFSET 36
+static const uint16_t x264_chroma_lambda2_offset_tab[MAX_CHROMA_LAMBDA_OFFSET+1] =
+{
16, 20, 25, 32, 40, 50,
64, 80, 101, 128, 161, 203,
256, 322, 406, 512, 645, 812,
};
/* TODO: calculate CABAC costs */
-static const uint8_t i_mb_b_cost_table[X264_MBTYPE_MAX] = {
+static const uint8_t i_mb_b_cost_table[X264_MBTYPE_MAX] =
+{
9, 9, 9, 9, 0, 0, 0, 1, 3, 7, 7, 7, 3, 7, 7, 7, 5, 9, 0
};
-static const uint8_t i_mb_b16x8_cost_table[17] = {
+static const uint8_t i_mb_b16x8_cost_table[17] =
+{
0, 0, 0, 0, 0, 0, 0, 0, 5, 7, 7, 7, 5, 7, 9, 9, 9
};
-static const uint8_t i_sub_mb_b_cost_table[13] = {
+static const uint8_t i_sub_mb_b_cost_table[13] =
+{
7, 5, 5, 3, 7, 5, 7, 3, 7, 7, 7, 5, 1
};
-static const uint8_t i_sub_mb_p_cost_table[4] = {
+static const uint8_t i_sub_mb_p_cost_table[4] =
+{
5, 3, 3, 1
};
static void x264_analyse_update_cache( x264_t *h, x264_mb_analysis_t *a );
-static uint16_t x264_cost_ref[LAMBDA_MAX+1][3][33];
+static uint16_t x264_cost_ref[QP_MAX+1][3][33];
static UNUSED x264_pthread_mutex_t cost_ref_mutex = X264_PTHREAD_MUTEX_INITIALIZER;
int x264_analyse_init_costs( x264_t *h, int qp )
{
int lambda = x264_lambda_tab[qp];
- if( h->cost_mv[lambda] )
+ if( h->cost_mv[qp] )
return 0;
/* factor of 4 from qpel, 2 from sign, and 2 because mv can be opposite from mvp */
- CHECKED_MALLOC( h->cost_mv[lambda], (4*4*2048 + 1) * sizeof(uint16_t) );
- h->cost_mv[lambda] += 2*4*2048;
+ CHECKED_MALLOC( h->cost_mv[qp], (4*4*2048 + 1) * sizeof(uint16_t) );
+ h->cost_mv[qp] += 2*4*2048;
for( int i = 0; i <= 2*4*2048; i++ )
{
- h->cost_mv[lambda][-i] =
- h->cost_mv[lambda][i] = lambda * (log2f(i+1)*2 + 0.718f + !!i) + .5f;
+ h->cost_mv[qp][-i] =
+ h->cost_mv[qp][i] = X264_MIN( lambda * (log2f(i+1)*2 + 0.718f + !!i) + .5f, (1<<16)-1 );
}
x264_pthread_mutex_lock( &cost_ref_mutex );
for( int i = 0; i < 3; i++ )
for( int j = 0; j < 33; j++ )
- x264_cost_ref[lambda][i][j] = i ? lambda * bs_size_te( i, j ) : 0;
+ x264_cost_ref[qp][i][j] = X264_MIN( i ? lambda * bs_size_te( i, j ) : 0, (1<<16)-1 );
x264_pthread_mutex_unlock( &cost_ref_mutex );
- if( h->param.analyse.i_me_method >= X264_ME_ESA && !h->cost_mv_fpel[lambda][0] )
+ if( h->param.analyse.i_me_method >= X264_ME_ESA && !h->cost_mv_fpel[qp][0] )
{
for( int j = 0; j < 4; j++ )
{
- CHECKED_MALLOC( h->cost_mv_fpel[lambda][j], (4*2048 + 1) * sizeof(uint16_t) );
- h->cost_mv_fpel[lambda][j] += 2*2048;
+ CHECKED_MALLOC( h->cost_mv_fpel[qp][j], (4*2048 + 1) * sizeof(uint16_t) );
+ h->cost_mv_fpel[qp][j] += 2*2048;
for( int i = -2*2048; i < 2*2048; i++ )
- h->cost_mv_fpel[lambda][j][i] = h->cost_mv[lambda][i*4+j];
+ h->cost_mv_fpel[qp][j][i] = h->cost_mv[qp][i*4+j];
}
}
return 0;
void x264_analyse_free_costs( x264_t *h )
{
- for( int i = 0; i < LAMBDA_MAX+1; i++ )
+ for( int i = 0; i < QP_MAX+1; i++ )
{
if( h->cost_mv[i] )
x264_free( h->cost_mv[i] - 2*4*2048 );
void x264_analyse_weight_frame( x264_t *h, int end )
{
- for( int j = 0; j < h->i_ref0; j++ )
+ for( int j = 0; j < h->i_ref[0]; j++ )
{
if( h->sh.weight[j][0].weightfn )
{
- x264_frame_t *frame = h->fref0[j];
+ x264_frame_t *frame = h->fref[0][j];
int width = frame->i_width[0] + 2*PADH;
int i_padv = PADV << h->param.b_interlaced;
int offset, height;
pixel *src = frame->filtered[0] - frame->i_stride[0]*i_padv - PADH;
- height = X264_MIN( 16 + end + i_padv, h->fref0[j]->i_lines[0] + i_padv*2 ) - h->fenc->i_lines_weighted;
+ height = X264_MIN( 16 + end + i_padv, h->fref[0][j]->i_lines[0] + i_padv*2 ) - h->fenc->i_lines_weighted;
offset = h->fenc->i_lines_weighted*frame->i_stride[0];
h->fenc->i_lines_weighted += height;
if( height )
- for( int k = j; k < h->i_ref0; k++ )
+ for( int k = j; k < h->i_ref[0]; k++ )
if( h->sh.weight[k][0].weightfn )
{
pixel *dst = h->fenc->weighted[k] - h->fenc->i_stride[0]*i_padv - PADH;
/* initialize an array of lambda*nbits for all possible mvs */
static void x264_mb_analyse_load_costs( x264_t *h, x264_mb_analysis_t *a )
{
- a->p_cost_mv = h->cost_mv[a->i_lambda];
- a->p_cost_ref[0] = x264_cost_ref[a->i_lambda][x264_clip3(h->sh.i_num_ref_idx_l0_active-1,0,2)];
- a->p_cost_ref[1] = x264_cost_ref[a->i_lambda][x264_clip3(h->sh.i_num_ref_idx_l1_active-1,0,2)];
+ a->p_cost_mv = h->cost_mv[a->i_qp];
+ a->p_cost_ref[0] = x264_cost_ref[a->i_qp][x264_clip3(h->sh.i_num_ref_idx_l0_active-1,0,2)];
+ a->p_cost_ref[1] = x264_cost_ref[a->i_qp][x264_clip3(h->sh.i_num_ref_idx_l1_active-1,0,2)];
}
-static void x264_mb_analyse_init_qp( x264_t *h, x264_mb_analysis_t *a, int i_qp )
+static void x264_mb_analyse_init_qp( x264_t *h, x264_mb_analysis_t *a, int qp )
{
- /* conduct the analysis using this lamda and QP */
- a->i_qp = h->mb.i_qp = i_qp;
- h->mb.i_chroma_qp = h->chroma_qp_table[i_qp];
-
- a->i_lambda = x264_lambda_tab[i_qp];
- a->i_lambda2 = x264_lambda2_tab[i_qp];
+ int effective_chroma_qp = h->chroma_qp_table[SPEC_QP(qp)] + X264_MAX( qp - QP_MAX_SPEC, 0 );
+ a->i_lambda = x264_lambda_tab[qp];
+ a->i_lambda2 = x264_lambda2_tab[qp];
h->mb.b_trellis = h->param.analyse.i_trellis > 1 && a->i_mbrd;
if( h->param.analyse.i_trellis )
{
- h->mb.i_trellis_lambda2[0][0] = x264_trellis_lambda2_tab[0][h->mb.i_qp];
- h->mb.i_trellis_lambda2[0][1] = x264_trellis_lambda2_tab[1][h->mb.i_qp];
- h->mb.i_trellis_lambda2[1][0] = x264_trellis_lambda2_tab[0][h->mb.i_chroma_qp];
- h->mb.i_trellis_lambda2[1][1] = x264_trellis_lambda2_tab[1][h->mb.i_chroma_qp];
+ h->mb.i_trellis_lambda2[0][0] = x264_trellis_lambda2_tab[0][qp];
+ h->mb.i_trellis_lambda2[0][1] = x264_trellis_lambda2_tab[1][qp];
+ h->mb.i_trellis_lambda2[1][0] = x264_trellis_lambda2_tab[0][effective_chroma_qp];
+ h->mb.i_trellis_lambda2[1][1] = x264_trellis_lambda2_tab[1][effective_chroma_qp];
}
h->mb.i_psy_rd_lambda = a->i_lambda;
/* Adjusting chroma lambda based on QP offset hurts PSNR but improves visual quality. */
- h->mb.i_chroma_lambda2_offset = h->param.analyse.b_psy ? x264_chroma_lambda2_offset_tab[h->mb.i_qp-h->mb.i_chroma_qp+12] : 256;
+ int chroma_offset_idx = X264_MIN( qp-effective_chroma_qp+12, MAX_CHROMA_LAMBDA_OFFSET );
+ h->mb.i_chroma_lambda2_offset = h->param.analyse.b_psy ? x264_chroma_lambda2_offset_tab[chroma_offset_idx] : 256;
+
+ if( qp > QP_MAX_SPEC )
+ {
+ h->nr_offset = h->nr_offset_emergency[qp-QP_MAX_SPEC-1];
+ h->nr_residual_sum = h->nr_residual_sum_buf[1];
+ h->nr_count = h->nr_count_buf[1];
+ h->mb.b_noise_reduction = 1;
+ qp = QP_MAX_SPEC; /* Out-of-spec QPs are just used for calculating lambda values. */
+ }
+ else
+ {
+ h->nr_offset = h->nr_offset_denoise;
+ h->nr_residual_sum = h->nr_residual_sum_buf[0];
+ h->nr_count = h->nr_count_buf[0];
+ h->mb.b_noise_reduction = 0;
+ }
+
+ a->i_qp = h->mb.i_qp = qp;
+ h->mb.i_chroma_qp = h->chroma_qp_table[qp];
}
-static void x264_mb_analyse_init( x264_t *h, x264_mb_analysis_t *a, int i_qp )
+static void x264_mb_analyse_init( x264_t *h, x264_mb_analysis_t *a, int qp )
{
int subme = h->param.analyse.i_subpel_refine - (h->sh.i_type == SLICE_TYPE_B);
a->i_mbrd = (subme>=6) + (subme>=8) + (h->param.analyse.i_subpel_refine>=10);
h->mb.b_deblock_rdo = h->param.analyse.i_subpel_refine >= 9 && h->sh.i_disable_deblocking_filter_idc != 1;
- x264_mb_analyse_init_qp( h, a, i_qp );
+ x264_mb_analyse_init_qp( h, a, qp );
h->mb.b_transform_8x8 = 0;
- h->mb.b_noise_reduction = 0;
/* I: Intra part */
a->i_satd_i16x16 =
a->i_satd_pcm = !h->mb.i_psy_rd && a->i_mbrd ? ((uint64_t)X264_PCM_COST*a->i_lambda2 + 128) >> 8 : COST_MAX;
a->b_fast_intra = 0;
+ a->b_avoid_topright = 0;
h->mb.i_skip_intra =
h->mb.b_lossless ? 0 :
a->i_mbrd ? 2 :
h->mb.mv_max_spel[0] = CLIP_FMV( h->mb.mv_max[0] );
if( h->param.b_intra_refresh && h->sh.i_type == SLICE_TYPE_P )
{
- int max_x = (h->fref0[0]->i_pir_end_col * 16 - 3)*4; /* 3 pixels of hpel border */
+ int max_x = (h->fref[0][0]->i_pir_end_col * 16 - 3)*4; /* 3 pixels of hpel border */
int max_mv = max_x - 4*16*h->mb.i_mb_x;
/* If we're left of the refresh bar, don't reference right of it. */
if( max_mv > 0 && h->mb.i_mb_x < h->fdec->i_pir_start_col )
int pix_y = (h->mb.i_mb_y | h->mb.b_interlaced) * 16;
int thresh = pix_y + h->param.analyse.i_mv_range_thread;
for( int i = (h->sh.i_type == SLICE_TYPE_B); i >= 0; i-- )
- {
- x264_frame_t **fref = i ? h->fref1 : h->fref0;
- int i_ref = i ? h->i_ref1 : h->i_ref0;
- for( int j = 0; j < i_ref; j++ )
+ for( int j = 0; j < h->i_ref[i]; j++ )
{
- x264_frame_cond_wait( fref[j]->orig, thresh );
- thread_mvy_range = X264_MIN( thread_mvy_range, fref[j]->orig->i_lines_completed - pix_y );
+ x264_frame_cond_wait( h->fref[i][j]->orig, thresh );
+ thread_mvy_range = X264_MIN( thread_mvy_range, h->fref[i][j]->orig->i_lines_completed - pix_y );
}
- }
if( h->param.b_deterministic )
thread_mvy_range = h->param.analyse.i_mv_range_thread;
IS_INTRA( h->mb.i_mb_type_top ) ||
IS_INTRA( h->mb.i_mb_type_topleft ) ||
IS_INTRA( h->mb.i_mb_type_topright ) ||
- (h->sh.i_type == SLICE_TYPE_P && IS_INTRA( h->fref0[0]->mb_type[h->mb.i_mb_xy] )) ||
+ (h->sh.i_type == SLICE_TYPE_P && IS_INTRA( h->fref[0][0]->mb_type[h->mb.i_mb_xy] )) ||
(h->mb.i_mb_xy - h->sh.i_first_mb < 3*(h->stat.frame.i_mb_count[I_4x4] + h->stat.frame.i_mb_count[I_8x8] + h->stat.frame.i_mb_count[I_16x16])) ) )
{ /* intra is likely */ }
else
{
a->b_force_intra = 1;
a->b_fast_intra = 0;
+ a->b_avoid_topright = h->mb.i_mb_x == h->fdec->i_pir_end_col;
}
else
a->b_force_intra = 0;
{I_PRED_CHROMA_V, I_PRED_CHROMA_H, I_PRED_CHROMA_DC, I_PRED_CHROMA_P, -1},
};
-static const int8_t i4x4_mode_available[5][10] =
+static const int8_t i4x4_mode_available[2][5][10] =
{
- {I_PRED_4x4_DC_128, -1, -1, -1, -1, -1, -1, -1, -1, -1},
- {I_PRED_4x4_DC_LEFT, I_PRED_4x4_H, I_PRED_4x4_HU, -1, -1, -1, -1, -1, -1, -1},
- {I_PRED_4x4_DC_TOP, I_PRED_4x4_V, I_PRED_4x4_DDL, I_PRED_4x4_VL, -1, -1, -1, -1, -1, -1},
- {I_PRED_4x4_DC, I_PRED_4x4_H, I_PRED_4x4_V, I_PRED_4x4_DDL, I_PRED_4x4_VL, I_PRED_4x4_HU, -1, -1, -1, -1},
- {I_PRED_4x4_DC, I_PRED_4x4_H, I_PRED_4x4_V, I_PRED_4x4_DDL, I_PRED_4x4_DDR, I_PRED_4x4_VR, I_PRED_4x4_HD, I_PRED_4x4_VL, I_PRED_4x4_HU, -1},
+ {
+ {I_PRED_4x4_DC_128, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ {I_PRED_4x4_DC_LEFT, I_PRED_4x4_H, I_PRED_4x4_HU, -1, -1, -1, -1, -1, -1, -1},
+ {I_PRED_4x4_DC_TOP, I_PRED_4x4_V, I_PRED_4x4_DDL, I_PRED_4x4_VL, -1, -1, -1, -1, -1, -1},
+ {I_PRED_4x4_DC, I_PRED_4x4_H, I_PRED_4x4_V, I_PRED_4x4_DDL, I_PRED_4x4_VL, I_PRED_4x4_HU, -1, -1, -1, -1},
+ {I_PRED_4x4_DC, I_PRED_4x4_H, I_PRED_4x4_V, I_PRED_4x4_DDL, I_PRED_4x4_DDR, I_PRED_4x4_VR, I_PRED_4x4_HD, I_PRED_4x4_VL, I_PRED_4x4_HU, -1},
+ },
+ {
+ {I_PRED_4x4_DC_128, -1, -1, -1, -1, -1, -1, -1, -1, -1},
+ {I_PRED_4x4_DC_LEFT, I_PRED_4x4_H, I_PRED_4x4_HU, -1, -1, -1, -1, -1, -1, -1},
+ {I_PRED_4x4_DC_TOP, I_PRED_4x4_V, -1, -1, -1, -1, -1, -1, -1, -1},
+ {I_PRED_4x4_DC, I_PRED_4x4_H, I_PRED_4x4_V, I_PRED_4x4_HU, -1, -1, -1, -1, -1, -1},
+ {I_PRED_4x4_DC, I_PRED_4x4_H, I_PRED_4x4_V, I_PRED_4x4_DDR, I_PRED_4x4_VR, I_PRED_4x4_HD, I_PRED_4x4_HU, -1},
+ }
};
static ALWAYS_INLINE const int8_t *predict_16x16_mode_available( int i_neighbour )
{
int idx = i_neighbour & (MB_TOP|MB_LEFT|MB_TOPLEFT);
- return i16x16_mode_available[(idx&MB_TOPLEFT)?4:idx];
+ idx = (idx == (MB_TOP|MB_LEFT|MB_TOPLEFT)) ? 4 : idx & (MB_TOP|MB_LEFT);
+ return i16x16_mode_available[idx];
}
static ALWAYS_INLINE const int8_t *predict_8x8chroma_mode_available( int i_neighbour )
{
int idx = i_neighbour & (MB_TOP|MB_LEFT|MB_TOPLEFT);
- return i8x8chroma_mode_available[(idx&MB_TOPLEFT)?4:idx];
+ idx = (idx == (MB_TOP|MB_LEFT|MB_TOPLEFT)) ? 4 : idx & (MB_TOP|MB_LEFT);
+ return i8x8chroma_mode_available[idx];
+}
+
+static ALWAYS_INLINE const int8_t *predict_8x8_mode_available( int force_intra, int i_neighbour, int i )
+{
+ int avoid_topright = force_intra && (i&1);
+ int idx = i_neighbour & (MB_TOP|MB_LEFT|MB_TOPLEFT);
+ idx = (idx == (MB_TOP|MB_LEFT|MB_TOPLEFT)) ? 4 : idx & (MB_TOP|MB_LEFT);
+ return i4x4_mode_available[avoid_topright][idx];
}
-static ALWAYS_INLINE const int8_t *predict_4x4_mode_available( int i_neighbour )
+static ALWAYS_INLINE const int8_t *predict_4x4_mode_available( int force_intra, int i_neighbour, int i )
{
+ int avoid_topright = force_intra && ((i&5) == 5);
int idx = i_neighbour & (MB_TOP|MB_LEFT|MB_TOPLEFT);
- return i4x4_mode_available[(idx&MB_TOPLEFT)?4:idx];
+ idx = (idx == (MB_TOP|MB_LEFT|MB_TOPLEFT)) ? 4 : idx & (MB_TOP|MB_LEFT);
+ return i4x4_mode_available[avoid_topright][idx];
}
/* For trellis=2, we need to do this for both sizes of DCT, for trellis=1 we only need to use it on the chosen mode. */
const unsigned int flags = h->sh.i_type == SLICE_TYPE_I ? h->param.analyse.intra : h->param.analyse.inter;
pixel *p_src = h->mb.pic.p_fenc[0];
pixel *p_dst = h->mb.pic.p_fdec[0];
- static const int8_t intra_analysis_shortcut[2][2][5] =
- {{{I_PRED_4x4_HU, -1},
- {I_PRED_4x4_DDL, I_PRED_4x4_VL, -1}},
- {{I_PRED_4x4_DDR, I_PRED_4x4_HD, I_PRED_4x4_HU, -1},
- {I_PRED_4x4_DDL, I_PRED_4x4_DDR, I_PRED_4x4_VR, I_PRED_4x4_VL, -1}}};
+ static const int8_t intra_analysis_shortcut[2][2][2][5] =
+ {
+ {{{I_PRED_4x4_HU, -1, -1, -1, -1},
+ {I_PRED_4x4_DDL, I_PRED_4x4_VL, -1, -1, -1}},
+ {{I_PRED_4x4_DDR, I_PRED_4x4_HD, I_PRED_4x4_HU, -1, -1},
+ {I_PRED_4x4_DDL, I_PRED_4x4_DDR, I_PRED_4x4_VR, I_PRED_4x4_VL, -1}}},
+ {{{I_PRED_4x4_HU, -1, -1, -1, -1},
+ {-1, -1, -1, -1, -1}},
+ {{I_PRED_4x4_DDR, I_PRED_4x4_HD, I_PRED_4x4_HU, -1, -1},
+ {I_PRED_4x4_DDR, I_PRED_4x4_VR, -1, -1, -1}}},
+ };
int idx;
int lambda = a->i_lambda;
int i_best = COST_MAX;
int i_pred_mode = x264_mb_predict_intra4x4_mode( h, 4*idx );
- predict_mode = predict_4x4_mode_available( h->mb.i_neighbour8[idx] );
+ predict_mode = predict_8x8_mode_available( a->b_avoid_topright, h->mb.i_neighbour8[idx], idx );
h->predict_8x8_filter( p_dst_by, edge, h->mb.i_neighbour8[idx], ALL_NEIGHBORS );
if( !h->mb.b_lossless && predict_mode[5] >= 0 )
/* Take analysis shortcuts: don't analyse modes that are too
* far away direction-wise from the favored mode. */
if( a->i_mbrd < 1 + a->b_fast_intra )
- predict_mode = intra_analysis_shortcut[predict_mode[8] >= 0][favor_vertical];
+ predict_mode = intra_analysis_shortcut[a->b_avoid_topright][predict_mode[8] >= 0][favor_vertical];
else
predict_mode += 3;
}
int i_best = COST_MAX;
int i_pred_mode = x264_mb_predict_intra4x4_mode( h, idx );
- predict_mode = predict_4x4_mode_available( h->mb.i_neighbour4[idx] );
+ predict_mode = predict_4x4_mode_available( a->b_avoid_topright, h->mb.i_neighbour4[idx], idx );
if( (h->mb.i_neighbour4[idx] & (MB_TOPRIGHT|MB_TOP)) == MB_TOP )
/* emulate missing topright samples */
/* Take analysis shortcuts: don't analyse modes that are too
* far away direction-wise from the favored mode. */
if( a->i_mbrd < 1 + a->b_fast_intra )
- predict_mode = intra_analysis_shortcut[predict_mode[8] >= 0][favor_vertical];
+ predict_mode = intra_analysis_shortcut[a->b_avoid_topright][predict_mode[8] >= 0][favor_vertical];
else
predict_mode += 3;
}
pixel *p_dst_by = p_dst + block_idx_xy_fdec[idx];
i_best = COST_MAX64;
- predict_mode = predict_4x4_mode_available( h->mb.i_neighbour4[idx] );
+ predict_mode = predict_4x4_mode_available( a->b_avoid_topright, h->mb.i_neighbour4[idx], idx );
if( (h->mb.i_neighbour4[idx] & (MB_TOPRIGHT|MB_TOP)) == MB_TOP )
/* emulate missing topright samples */
int s8 = X264_SCAN8_0 + 2*x + 16*y;
p_dst_by = p_dst + 8*x + 8*y*FDEC_STRIDE;
- predict_mode = predict_4x4_mode_available( h->mb.i_neighbour8[idx] );
+ predict_mode = predict_8x8_mode_available( a->b_avoid_topright, h->mb.i_neighbour8[idx], idx );
h->predict_8x8_filter( p_dst_by, edge, h->mb.i_neighbour8[idx], ALL_NEIGHBORS );
for( ; *predict_mode >= 0; predict_mode++ )
static int x264_mb_analyse_inter_p4x4_chroma( x264_t *h, x264_mb_analysis_t *a, pixel **p_fref, int i8x8, int size )
{
- ALIGNED_ARRAY_8( pixel, pix1,[16*8] );
+ ALIGNED_ARRAY_16( pixel, pix1,[16*8] );
pixel *pix2 = pix1+8;
const int i_stride = h->mb.pic.i_stride[1];
const int or = 8*(i8x8&1) + 2*(i8x8&2)*i_stride;
a->l0.i_cost4x8[i8x8] += x264_mb_analyse_inter_p4x4_chroma( h, a, p_fref, i8x8, PIXEL_4x8 );
}
+static ALWAYS_INLINE int x264_analyse_bi_chroma( x264_t *h, x264_mb_analysis_t *a, int idx, int i_pixel )
+{
+ ALIGNED_ARRAY_16( pixel, pix, [4],[8*8] );
+ ALIGNED_ARRAY_16( pixel, bi, [2],[8*8] );
+ int l0_mvy_offset, l1_mvy_offset;
+ int i_chroma_cost = 0;
+
+#define COST_BI_CHROMA( m0, m1, width, height ) \
+{ \
+ l0_mvy_offset = h->mb.b_interlaced & m0.i_ref ? (h->mb.i_mb_y & 1)*4 - 2 : 0; \
+ l1_mvy_offset = h->mb.b_interlaced & m1.i_ref ? (h->mb.i_mb_y & 1)*4 - 2 : 0; \
+ h->mc.mc_chroma( pix[0], pix[1], 8, m0.p_fref[4], m0.i_stride[1], m0.mv[0], m0.mv[1] + l0_mvy_offset, width, height ); \
+ h->mc.mc_chroma( pix[2], pix[3], 8, m1.p_fref[4], m1.i_stride[1], m1.mv[0], m1.mv[1] + l1_mvy_offset, width, height ); \
+ h->mc.avg[i_pixel+3]( bi[0], 8, pix[0], 8, pix[2], 8, h->mb.bipred_weight[m0.i_ref][m1.i_ref] ); \
+ h->mc.avg[i_pixel+3]( bi[1], 8, pix[1], 8, pix[3], 8, h->mb.bipred_weight[m0.i_ref][m1.i_ref] ); \
+ i_chroma_cost = h->pixf.mbcmp[i_pixel+3]( m0.p_fenc[1], FENC_STRIDE, bi[0], 8 ); \
+ i_chroma_cost += h->pixf.mbcmp[i_pixel+3]( m0.p_fenc[2], FENC_STRIDE, bi[1], 8 ); \
+}
+
+ if( i_pixel == PIXEL_16x16 )
+ COST_BI_CHROMA( a->l0.bi16x16, a->l1.bi16x16, 8, 8 )
+ else if( i_pixel == PIXEL_16x8 )
+ COST_BI_CHROMA( a->l0.me16x8[idx], a->l1.me16x8[idx], 8, 4 )
+ else if( i_pixel == PIXEL_8x16 )
+ COST_BI_CHROMA( a->l0.me8x16[idx], a->l1.me8x16[idx], 4, 8 )
+ else
+ COST_BI_CHROMA( a->l0.me8x8[idx], a->l1.me8x8[idx], 4, 4 )
+
+ return i_chroma_cost;
+}
+
static void x264_mb_analyse_inter_direct( x264_t *h, x264_mb_analysis_t *a )
{
/* Assumes that fdec still contains the results of
{
const int x = (i&1)*8;
const int y = (i>>1)*8;
- a->i_cost16x16direct +=
- a->i_cost8x8direct[i] =
- h->pixf.mbcmp[PIXEL_8x8]( &p_fenc[x+y*FENC_STRIDE], FENC_STRIDE, &p_fdec[x+y*FDEC_STRIDE], FDEC_STRIDE );
+ a->i_cost8x8direct[i] = h->pixf.mbcmp[PIXEL_8x8]( &p_fenc[x+y*FENC_STRIDE], FENC_STRIDE,
+ &p_fdec[x+y*FDEC_STRIDE], FDEC_STRIDE );
+ if( h->mb.b_chroma_me )
+ {
+ a->i_cost8x8direct[i] += h->pixf.mbcmp[PIXEL_4x4]( &h->mb.pic.p_fenc[1][(x>>1)+(y>>1)*FENC_STRIDE], FENC_STRIDE,
+ &h->mb.pic.p_fdec[1][(x>>1)+(y>>1)*FDEC_STRIDE], FDEC_STRIDE )
+ + h->pixf.mbcmp[PIXEL_4x4]( &h->mb.pic.p_fenc[2][(x>>1)+(y>>1)*FENC_STRIDE], FENC_STRIDE,
+ &h->mb.pic.p_fdec[2][(x>>1)+(y>>1)*FDEC_STRIDE], FDEC_STRIDE );
+ }
+ a->i_cost16x16direct += a->i_cost8x8direct[i];
/* mb type cost */
a->i_cost8x8direct[i] += a->i_lambda * i_sub_mb_b_cost_table[D_DIRECT_8x8];
}
else
+ {
a->i_cost16x16direct += h->pixf.mbcmp[PIXEL_16x16]( p_fenc, FENC_STRIDE, p_fdec, FDEC_STRIDE );
+ if( h->mb.b_chroma_me )
+ {
+ a->i_cost16x16direct += h->pixf.mbcmp[PIXEL_8x8]( h->mb.pic.p_fenc[1], FENC_STRIDE, h->mb.pic.p_fdec[1], FDEC_STRIDE )
+ + h->pixf.mbcmp[PIXEL_8x8]( h->mb.pic.p_fenc[2], FENC_STRIDE, h->mb.pic.p_fdec[2], FDEC_STRIDE );
+ }
+ }
}
static void x264_mb_analyse_inter_b16x16( x264_t *h, x264_mb_analysis_t *a )
+ a->l0.bi16x16.cost_mv
+ a->l1.bi16x16.cost_mv;
+ if( h->mb.b_chroma_me )
+ a->i_cost16x16bi += x264_analyse_bi_chroma( h, a, 0, PIXEL_16x16 );
+
/* Always try the 0,0,0,0 vector; helps avoid errant motion vectors in fades */
if( M32( a->l0.bi16x16.mv ) | M32( a->l1.bi16x16.mv ) )
{
h->mb.bipred_weight[a->l0.bi16x16.i_ref][a->l1.bi16x16.i_ref] );
int cost00 = h->pixf.mbcmp[PIXEL_16x16]( h->mb.pic.p_fenc[0], FENC_STRIDE, pix0, 16 )
+ ref_costs + l0_mv_cost + l1_mv_cost;
+
+ if( h->mb.b_chroma_me )
+ {
+ ALIGNED_ARRAY_16( pixel, pixuv, [2],[8*FENC_STRIDE] );
+ ALIGNED_ARRAY_16( pixel, bi, [8*FENC_STRIDE] );
+
+ if( h->mb.b_interlaced & a->l0.bi16x16.i_ref )
+ {
+ int l0_mvy_offset = h->mb.b_interlaced & a->l0.bi16x16.i_ref ? (h->mb.i_mb_y & 1)*4 - 2 : 0;
+ h->mc.mc_chroma( pixuv[0], pixuv[0]+8, FENC_STRIDE, h->mb.pic.p_fref[0][a->l0.bi16x16.i_ref][4],
+ h->mb.pic.i_stride[1], 0, 0 + l0_mvy_offset, 8, 8 );
+ }
+ else
+ h->mc.load_deinterleave_8x8x2_fenc( pixuv[0], h->mb.pic.p_fref[0][a->l0.bi16x16.i_ref][4], h->mb.pic.i_stride[1] );
+
+ if( h->mb.b_interlaced & a->l1.bi16x16.i_ref )
+ {
+ int l1_mvy_offset = h->mb.b_interlaced & a->l1.bi16x16.i_ref ? (h->mb.i_mb_y & 1)*4 - 2 : 0;
+ h->mc.mc_chroma( pixuv[1], pixuv[1]+8, FENC_STRIDE, h->mb.pic.p_fref[1][a->l1.bi16x16.i_ref][4],
+ h->mb.pic.i_stride[1], 0, 0 + l1_mvy_offset, 8, 8 );
+ }
+ else
+ h->mc.load_deinterleave_8x8x2_fenc( pixuv[1], h->mb.pic.p_fref[1][a->l1.bi16x16.i_ref][4], h->mb.pic.i_stride[1] );
+
+ h->mc.avg[PIXEL_8x8]( bi, FENC_STRIDE, pixuv[0], FENC_STRIDE, pixuv[1], FENC_STRIDE,
+ h->mb.bipred_weight[a->l0.bi16x16.i_ref][a->l1.bi16x16.i_ref] );
+ h->mc.avg[PIXEL_8x8]( bi+8, FENC_STRIDE, pixuv[0]+8, FENC_STRIDE, pixuv[1]+8, FENC_STRIDE,
+ h->mb.bipred_weight[a->l0.bi16x16.i_ref][a->l1.bi16x16.i_ref] );
+
+ cost00 += h->pixf.mbcmp[PIXEL_8x8]( h->mb.pic.p_fenc[1], FENC_STRIDE, bi, FENC_STRIDE )
+ + h->pixf.mbcmp[PIXEL_8x8]( h->mb.pic.p_fenc[2], FENC_STRIDE, bi+8, FENC_STRIDE );
+ }
+
if( cost00 < a->i_cost16x16bi )
{
M32( a->l0.bi16x16.mv ) = 0;
static void x264_mb_analyse_inter_b8x8_mixed_ref( x264_t *h, x264_mb_analysis_t *a )
{
- ALIGNED_ARRAY_8( pixel, pix,[2],[8*8] );
+ ALIGNED_ARRAY_16( pixel, pix,[2],[8*8] );
int i_maxref[2] = {h->mb.pic.i_fref[0]-1, h->mb.pic.i_fref[1]-1};
/* early termination: if 16x16 chose ref 0, then evalute no refs older
+ a->l0.me8x8[i].i_ref_cost + a->l1.me8x8[i].i_ref_cost
+ a->i_lambda * i_sub_mb_b_cost_table[D_BI_8x8];
+ if( h->mb.b_chroma_me )
+ {
+ int i_chroma_cost = x264_analyse_bi_chroma( h, a, i, PIXEL_8x8 );
+ i_part_cost_bi += i_chroma_cost;
+ a->i_satd8x8[2][i] += i_chroma_cost;
+ }
+
a->l0.me8x8[i].cost += a->i_lambda * i_sub_mb_b_cost_table[D_L0_8x8];
a->l1.me8x8[i].cost += a->i_lambda * i_sub_mb_b_cost_table[D_L1_8x8];
pixel **p_fref[2] =
{ h->mb.pic.p_fref[0][a->l0.me16x16.i_ref],
h->mb.pic.p_fref[1][a->l1.me16x16.i_ref] };
- ALIGNED_ARRAY_8( pixel, pix,[2],[8*8] );
+ ALIGNED_ARRAY_16( pixel, pix,[2],[8*8] );
/* XXX Needed for x264_mb_predict_mv */
h->mb.i_partition = D_8x8;
a->l0.me8x8[i].cost += a->i_lambda * i_sub_mb_b_cost_table[D_L0_8x8];
a->l1.me8x8[i].cost += a->i_lambda * i_sub_mb_b_cost_table[D_L1_8x8];
+ if( h->mb.b_chroma_me )
+ {
+ int i_chroma_cost = x264_analyse_bi_chroma( h, a, i, PIXEL_8x8 );
+ i_part_cost_bi += i_chroma_cost;
+ a->i_satd8x8[2][i] += i_chroma_cost;
+ }
+
i_part_cost = a->l0.me8x8[i].cost;
h->mb.i_sub_partition[i] = D_L0_8x8;
COPY2_IF_LT( i_part_cost, a->l1.me8x8[i].cost, h->mb.i_sub_partition[i], D_L1_8x8 );
+ a->l0.me16x8[i].cost_mv + a->l1.me16x8[i].cost_mv + a->l0.me16x8[i].i_ref_cost
+ a->l1.me16x8[i].i_ref_cost;
+ if( h->mb.b_chroma_me )
+ i_part_cost_bi += x264_analyse_bi_chroma( h, a, i, PIXEL_16x8 );
+
i_part_cost = a->l0.me16x8[i].cost;
a->i_mb_partition16x8[i] = D_L0_8x8; /* not actually 8x8, only the L0 matters */
static void x264_mb_analyse_inter_b8x16( x264_t *h, x264_mb_analysis_t *a, int i_best_satd )
{
- ALIGNED_ARRAY_8( pixel, pix,[2],[8*16] );
+ ALIGNED_ARRAY_16( pixel, pix,[2],[8*16] );
ALIGNED_4( int16_t mvc[3][2] );
h->mb.i_partition = D_8x16;
+ a->l0.me8x16[i].cost_mv + a->l1.me8x16[i].cost_mv + a->l0.me8x16[i].i_ref_cost
+ a->l1.me8x16[i].i_ref_cost;
+ if( h->mb.b_chroma_me )
+ i_part_cost_bi += x264_analyse_bi_chroma( h, a, i, PIXEL_8x16 );
+
i_part_cost = a->l0.me8x16[i].cost;
a->i_mb_partition8x16[i] = D_L0_8x8;
}
h->mb.i_qp += direction;
- while( h->mb.i_qp >= h->param.rc.i_qp_min && h->mb.i_qp <= h->param.rc.i_qp_max )
+ while( h->mb.i_qp >= h->param.rc.i_qp_min && h->mb.i_qp <= SPEC_QP( h->param.rc.i_qp_max ) )
{
if( h->mb.i_last_qp == h->mb.i_qp )
last_qp_tried = 1;
h->mb.i_partition = i_partition;
}
- x264_mb_analyse_intra( h, &analysis, i_satd_inter );
+ if( h->mb.b_chroma_me )
+ {
+ x264_mb_analyse_intra_chroma( h, &analysis );
+ x264_mb_analyse_intra( h, &analysis, i_satd_inter - analysis.i_satd_i8x8chroma );
+ analysis.i_satd_i16x16 += analysis.i_satd_i8x8chroma;
+ analysis.i_satd_i8x8 += analysis.i_satd_i8x8chroma;
+ analysis.i_satd_i4x4 += analysis.i_satd_i8x8chroma;
+ }
+ else
+ x264_mb_analyse_intra( h, &analysis, i_satd_inter );
if( analysis.i_mbrd )
{
x264_mb_analyse_qp_rd( h, &analysis );
h->mb.b_trellis = h->param.analyse.i_trellis;
- h->mb.b_noise_reduction = !!h->param.analyse.i_noise_reduction;
+ h->mb.b_noise_reduction = h->mb.b_noise_reduction || (!!h->param.analyse.i_noise_reduction && !IS_INTRA( h->mb.i_type ));
+
if( !IS_SKIP(h->mb.i_type) && h->mb.i_psy_trellis && h->param.analyse.i_trellis == 1 )
x264_psy_trellis_init( h, 0 );
if( h->mb.b_trellis == 1 || h->mb.b_noise_reduction )
int ref = h->mb.cache.ref[l][x264_scan8[0]];
if( ref < 0 )
continue;
- completed = (l ? h->fref1 : h->fref0)[ ref >> h->mb.b_interlaced ]->orig->i_lines_completed;
+ completed = h->fref[l][ ref >> h->mb.b_interlaced ]->orig->i_lines_completed;
if( (h->mb.cache.mv[l][x264_scan8[15]][1] >> (2 - h->mb.b_interlaced)) + h->mb.i_mb_y*16 > completed )
{
x264_log( h, X264_LOG_WARNING, "internal error (MV out of thread range)\n");