diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2010-01-12 17:32:58 +0300 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2010-01-12 17:32:58 +0300 |
commit | 943f69a6eaf1cbd637e0d426900e88c876041d4d (patch) | |
tree | a9f8a83b026013f2c79cfab5f63b3035940556db /libavcodec/h264_direct.c | |
parent | 9514a0841a0bb5af8a430d12dbcabef26f5ad46a (diff) |
Split direct mode (macro)block decoding off h264.c.
No speedloss meassured (its slightly faster here but that may be random fluctuations)
Originally committed as revision 21165 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/h264_direct.c')
-rw-r--r-- | libavcodec/h264_direct.c | 468 |
1 files changed, 468 insertions, 0 deletions
diff --git a/libavcodec/h264_direct.c b/libavcodec/h264_direct.c new file mode 100644 index 0000000000..323c4cf263 --- /dev/null +++ b/libavcodec/h264_direct.c @@ -0,0 +1,468 @@ +/* + * H.26L/H.264/AVC/JVT/14496-10/... direct mb/block decoding + * Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at> + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file libavcodec/h264_direct.c + * H.264 / AVC / MPEG4 part10 direct mb/block decoding. + * @author Michael Niedermayer <michaelni@gmx.at> + */ + +#include "internal.h" +#include "dsputil.h" +#include "avcodec.h" +#include "mpegvideo.h" +#include "h264.h" +#include "rectangle.h" + +#if ARCH_X86 +#include "x86/h264_i386.h" +#endif + +//#undef NDEBUG +#include <assert.h> + + +static int get_scale_factor(H264Context * const h, int poc, int poc1, int i){ + int poc0 = h->ref_list[0][i].poc; + int td = av_clip(poc1 - poc0, -128, 127); + if(td == 0 || h->ref_list[0][i].long_ref){ + return 256; + }else{ + int tb = av_clip(poc - poc0, -128, 127); + int tx = (16384 + (FFABS(td) >> 1)) / td; + return av_clip((tb*tx + 32) >> 6, -1024, 1023); + } +} + +void ff_h264_direct_dist_scale_factor(H264Context * const h){ + MpegEncContext * const s = &h->s; + const int poc = h->s.current_picture_ptr->field_poc[ s->picture_structure == PICT_BOTTOM_FIELD ]; + const int poc1 = h->ref_list[1][0].poc; + int i, field; + for(field=0; field<2; field++){ + const int poc = h->s.current_picture_ptr->field_poc[field]; + const int poc1 = h->ref_list[1][0].field_poc[field]; + for(i=0; i < 2*h->ref_count[0]; i++) + h->dist_scale_factor_field[field][i^field] = get_scale_factor(h, poc, poc1, i+16); + } + + for(i=0; i<h->ref_count[0]; i++){ + h->dist_scale_factor[i] = get_scale_factor(h, poc, poc1, i); + } +} + +static void fill_colmap(H264Context *h, int map[2][16+32], int list, int field, int colfield, int mbafi){ + MpegEncContext * const s = &h->s; + Picture * const ref1 = &h->ref_list[1][0]; + int j, old_ref, rfield; + int start= mbafi ? 16 : 0; + int end = mbafi ? 16+2*h->ref_count[list] : h->ref_count[list]; + int interl= mbafi || s->picture_structure != PICT_FRAME; + + /* bogus; fills in for missing frames */ + memset(map[list], 0, sizeof(map[list])); + + for(rfield=0; rfield<2; rfield++){ + for(old_ref=0; old_ref<ref1->ref_count[colfield][list]; old_ref++){ + int poc = ref1->ref_poc[colfield][list][old_ref]; + + if (!interl) + poc |= 3; + else if( interl && (poc&3) == 3) //FIXME store all MBAFF references so this isnt needed + poc= (poc&~3) + rfield + 1; + + for(j=start; j<end; j++){ + if(4*h->ref_list[list][j].frame_num + (h->ref_list[list][j].reference&3) == poc){ + int cur_ref= mbafi ? (j-16)^field : j; + map[list][2*old_ref + (rfield^field) + 16] = cur_ref; + if(rfield == field) + map[list][old_ref] = cur_ref; + break; + } + } + } + } +} + +void ff_h264_direct_ref_list_init(H264Context * const h){ + MpegEncContext * const s = &h->s; + Picture * const ref1 = &h->ref_list[1][0]; + Picture * const cur = s->current_picture_ptr; + int list, j, field; + int sidx= (s->picture_structure&1)^1; + int ref1sidx= (ref1->reference&1)^1; + + for(list=0; list<2; list++){ + cur->ref_count[sidx][list] = h->ref_count[list]; + for(j=0; j<h->ref_count[list]; j++) + cur->ref_poc[sidx][list][j] = 4*h->ref_list[list][j].frame_num + (h->ref_list[list][j].reference&3); + } + + if(s->picture_structure == PICT_FRAME){ + memcpy(cur->ref_count[1], cur->ref_count[0], sizeof(cur->ref_count[0])); + memcpy(cur->ref_poc [1], cur->ref_poc [0], sizeof(cur->ref_poc [0])); + } + + cur->mbaff= FRAME_MBAFF; + + if(cur->pict_type != FF_B_TYPE || h->direct_spatial_mv_pred) + return; + + for(list=0; list<2; list++){ + fill_colmap(h, h->map_col_to_list0, list, sidx, ref1sidx, 0); + for(field=0; field<2; field++) + fill_colmap(h, h->map_col_to_list0_field[field], list, field, field, 1); + } +} + +void ff_h264_pred_direct_motion(H264Context * const h, int *mb_type){ + MpegEncContext * const s = &h->s; + int b8_stride = h->b8_stride; + int b4_stride = h->b_stride; + int mb_xy = h->mb_xy; + int mb_type_col[2]; + const int16_t (*l1mv0)[2], (*l1mv1)[2]; + const int8_t *l1ref0, *l1ref1; + const int is_b8x8 = IS_8X8(*mb_type); + unsigned int sub_mb_type; + int i8, i4; + + assert(h->ref_list[1][0].reference&3); + +#define MB_TYPE_16x16_OR_INTRA (MB_TYPE_16x16|MB_TYPE_INTRA4x4|MB_TYPE_INTRA16x16|MB_TYPE_INTRA_PCM) + + if(IS_INTERLACED(h->ref_list[1][0].mb_type[mb_xy])){ // AFL/AFR/FR/FL -> AFL/FL + if(!IS_INTERLACED(*mb_type)){ // AFR/FR -> AFL/FL + int cur_poc = s->current_picture_ptr->poc; + int *col_poc = h->ref_list[1]->field_poc; + int col_parity = FFABS(col_poc[0] - cur_poc) >= FFABS(col_poc[1] - cur_poc); + mb_xy= s->mb_x + ((s->mb_y&~1) + col_parity)*s->mb_stride; + b8_stride = 0; + }else if(!(s->picture_structure & h->ref_list[1][0].reference) && !h->ref_list[1][0].mbaff){// FL -> FL & differ parity + int fieldoff= 2*(h->ref_list[1][0].reference)-3; + mb_xy += s->mb_stride*fieldoff; + } + goto single_col; + }else{ // AFL/AFR/FR/FL -> AFR/FR + if(IS_INTERLACED(*mb_type)){ // AFL /FL -> AFR/FR + mb_xy= s->mb_x + (s->mb_y&~1)*s->mb_stride; + mb_type_col[0] = h->ref_list[1][0].mb_type[mb_xy]; + mb_type_col[1] = h->ref_list[1][0].mb_type[mb_xy + s->mb_stride]; + b8_stride *= 3; + b4_stride *= 6; + //FIXME IS_8X8(mb_type_col[0]) && !h->sps.direct_8x8_inference_flag + if( (mb_type_col[0] & MB_TYPE_16x16_OR_INTRA) + && (mb_type_col[1] & MB_TYPE_16x16_OR_INTRA) + && !is_b8x8){ + sub_mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_8x8 */ + *mb_type |= MB_TYPE_16x8 |MB_TYPE_L0L1|MB_TYPE_DIRECT2; /* B_16x8 */ + }else{ + sub_mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_8x8 */ + *mb_type |= MB_TYPE_8x8|MB_TYPE_L0L1; + } + }else{ // AFR/FR -> AFR/FR +single_col: + mb_type_col[0] = + mb_type_col[1] = h->ref_list[1][0].mb_type[mb_xy]; + if(IS_8X8(mb_type_col[0]) && !h->sps.direct_8x8_inference_flag){ + /* FIXME save sub mb types from previous frames (or derive from MVs) + * so we know exactly what block size to use */ + sub_mb_type = MB_TYPE_8x8|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_4x4 */ + *mb_type |= MB_TYPE_8x8|MB_TYPE_L0L1; + }else if(!is_b8x8 && (mb_type_col[0] & MB_TYPE_16x16_OR_INTRA)){ + sub_mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_8x8 */ + *mb_type |= MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_16x16 */ + }else{ + sub_mb_type = MB_TYPE_16x16|MB_TYPE_P0L0|MB_TYPE_P0L1|MB_TYPE_DIRECT2; /* B_SUB_8x8 */ + *mb_type |= MB_TYPE_8x8|MB_TYPE_L0L1; + } + } + } + + l1mv0 = &h->ref_list[1][0].motion_val[0][h->mb2b_xy [mb_xy]]; + l1mv1 = &h->ref_list[1][0].motion_val[1][h->mb2b_xy [mb_xy]]; + l1ref0 = &h->ref_list[1][0].ref_index [0][h->mb2b8_xy[mb_xy]]; + l1ref1 = &h->ref_list[1][0].ref_index [1][h->mb2b8_xy[mb_xy]]; + if(!b8_stride){ + if(s->mb_y&1){ + l1ref0 += h->b8_stride; + l1ref1 += h->b8_stride; + l1mv0 += 2*b4_stride; + l1mv1 += 2*b4_stride; + } + } + + if(h->direct_spatial_mv_pred){ + int ref[2]; + int mv[2][2]; + int list; + + /* FIXME interlacing + spatial direct uses wrong colocated block positions */ + + /* ref = min(neighbors) */ + for(list=0; list<2; list++){ + int refa = h->ref_cache[list][scan8[0] - 1]; + int refb = h->ref_cache[list][scan8[0] - 8]; + int refc = h->ref_cache[list][scan8[0] - 8 + 4]; + if(refc == PART_NOT_AVAILABLE) + refc = h->ref_cache[list][scan8[0] - 8 - 1]; + ref[list] = FFMIN3((unsigned)refa, (unsigned)refb, (unsigned)refc); + if(ref[list] < 0) + ref[list] = -1; + } + + if(ref[0] < 0 && ref[1] < 0){ + ref[0] = ref[1] = 0; + mv[0][0] = mv[0][1] = + mv[1][0] = mv[1][1] = 0; + }else{ + for(list=0; list<2; list++){ + if(ref[list] >= 0) + pred_motion(h, 0, 4, list, ref[list], &mv[list][0], &mv[list][1]); + else + mv[list][0] = mv[list][1] = 0; + } + } + + if(ref[1] < 0){ + if(!is_b8x8) + *mb_type &= ~MB_TYPE_L1; + sub_mb_type &= ~MB_TYPE_L1; + }else if(ref[0] < 0){ + if(!is_b8x8) + *mb_type &= ~MB_TYPE_L0; + sub_mb_type &= ~MB_TYPE_L0; + } + + if(IS_INTERLACED(*mb_type) != IS_INTERLACED(mb_type_col[0])){ + for(i8=0; i8<4; i8++){ + int x8 = i8&1; + int y8 = i8>>1; + int xy8 = x8+y8*b8_stride; + int xy4 = 3*x8+y8*b4_stride; + int a=0, b=0; + + if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8])) + continue; + h->sub_mb_type[i8] = sub_mb_type; + + fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[0], 1); + fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[1], 1); + if(!IS_INTRA(mb_type_col[y8]) + && ( (l1ref0[xy8] == 0 && FFABS(l1mv0[xy4][0]) <= 1 && FFABS(l1mv0[xy4][1]) <= 1) + || (l1ref0[xy8] < 0 && l1ref1[xy8] == 0 && FFABS(l1mv1[xy4][0]) <= 1 && FFABS(l1mv1[xy4][1]) <= 1))){ + if(ref[0] > 0) + a= pack16to32(mv[0][0],mv[0][1]); + if(ref[1] > 0) + b= pack16to32(mv[1][0],mv[1][1]); + }else{ + a= pack16to32(mv[0][0],mv[0][1]); + b= pack16to32(mv[1][0],mv[1][1]); + } + fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, a, 4); + fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, b, 4); + } + }else if(IS_16X16(*mb_type)){ + int a=0, b=0; + + fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, (uint8_t)ref[0], 1); + fill_rectangle(&h->ref_cache[1][scan8[0]], 4, 4, 8, (uint8_t)ref[1], 1); + if(!IS_INTRA(mb_type_col[0]) + && ( (l1ref0[0] == 0 && FFABS(l1mv0[0][0]) <= 1 && FFABS(l1mv0[0][1]) <= 1) + || (l1ref0[0] < 0 && l1ref1[0] == 0 && FFABS(l1mv1[0][0]) <= 1 && FFABS(l1mv1[0][1]) <= 1 + && (h->x264_build>33 || !h->x264_build)))){ + if(ref[0] > 0) + a= pack16to32(mv[0][0],mv[0][1]); + if(ref[1] > 0) + b= pack16to32(mv[1][0],mv[1][1]); + }else{ + a= pack16to32(mv[0][0],mv[0][1]); + b= pack16to32(mv[1][0],mv[1][1]); + } + fill_rectangle(&h->mv_cache[0][scan8[0]], 4, 4, 8, a, 4); + fill_rectangle(&h->mv_cache[1][scan8[0]], 4, 4, 8, b, 4); + }else{ + for(i8=0; i8<4; i8++){ + const int x8 = i8&1; + const int y8 = i8>>1; + + if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8])) + continue; + h->sub_mb_type[i8] = sub_mb_type; + + fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, pack16to32(mv[0][0],mv[0][1]), 4); + fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, pack16to32(mv[1][0],mv[1][1]), 4); + fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[0], 1); + fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, (uint8_t)ref[1], 1); + + /* col_zero_flag */ + if(!IS_INTRA(mb_type_col[0]) && ( l1ref0[x8 + y8*b8_stride] == 0 + || (l1ref0[x8 + y8*b8_stride] < 0 && l1ref1[x8 + y8*b8_stride] == 0 + && (h->x264_build>33 || !h->x264_build)))){ + const int16_t (*l1mv)[2]= l1ref0[x8 + y8*b8_stride] == 0 ? l1mv0 : l1mv1; + if(IS_SUB_8X8(sub_mb_type)){ + const int16_t *mv_col = l1mv[x8*3 + y8*3*b4_stride]; + if(FFABS(mv_col[0]) <= 1 && FFABS(mv_col[1]) <= 1){ + if(ref[0] == 0) + fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, 0, 4); + if(ref[1] == 0) + fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, 0, 4); + } + }else + for(i4=0; i4<4; i4++){ + const int16_t *mv_col = l1mv[x8*2 + (i4&1) + (y8*2 + (i4>>1))*b4_stride]; + if(FFABS(mv_col[0]) <= 1 && FFABS(mv_col[1]) <= 1){ + if(ref[0] == 0) + *(uint32_t*)h->mv_cache[0][scan8[i8*4+i4]] = 0; + if(ref[1] == 0) + *(uint32_t*)h->mv_cache[1][scan8[i8*4+i4]] = 0; + } + } + } + } + } + }else{ /* direct temporal mv pred */ + const int *map_col_to_list0[2] = {h->map_col_to_list0[0], h->map_col_to_list0[1]}; + const int *dist_scale_factor = h->dist_scale_factor; + int ref_offset= 0; + + if(FRAME_MBAFF && IS_INTERLACED(*mb_type)){ + map_col_to_list0[0] = h->map_col_to_list0_field[s->mb_y&1][0]; + map_col_to_list0[1] = h->map_col_to_list0_field[s->mb_y&1][1]; + dist_scale_factor =h->dist_scale_factor_field[s->mb_y&1]; + } + if(h->ref_list[1][0].mbaff && IS_INTERLACED(mb_type_col[0])) + ref_offset += 16; + + if(IS_INTERLACED(*mb_type) != IS_INTERLACED(mb_type_col[0])){ + /* FIXME assumes direct_8x8_inference == 1 */ + int y_shift = 2*!IS_INTERLACED(*mb_type); + + for(i8=0; i8<4; i8++){ + const int x8 = i8&1; + const int y8 = i8>>1; + int ref0, scale; + const int16_t (*l1mv)[2]= l1mv0; + + if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8])) + continue; + h->sub_mb_type[i8] = sub_mb_type; + + fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, 0, 1); + if(IS_INTRA(mb_type_col[y8])){ + fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, 0, 1); + fill_rectangle(&h-> mv_cache[0][scan8[i8*4]], 2, 2, 8, 0, 4); + fill_rectangle(&h-> mv_cache[1][scan8[i8*4]], 2, 2, 8, 0, 4); + continue; + } + + ref0 = l1ref0[x8 + y8*b8_stride]; + if(ref0 >= 0) + ref0 = map_col_to_list0[0][ref0 + ref_offset]; + else{ + ref0 = map_col_to_list0[1][l1ref1[x8 + y8*b8_stride] + ref_offset]; + l1mv= l1mv1; + } + scale = dist_scale_factor[ref0]; + fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, ref0, 1); + + { + const int16_t *mv_col = l1mv[x8*3 + y8*b4_stride]; + int my_col = (mv_col[1]<<y_shift)/2; + int mx = (scale * mv_col[0] + 128) >> 8; + int my = (scale * my_col + 128) >> 8; + fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, pack16to32(mx,my), 4); + fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, pack16to32(mx-mv_col[0],my-my_col), 4); + } + } + return; + } + + /* one-to-one mv scaling */ + + if(IS_16X16(*mb_type)){ + int ref, mv0, mv1; + + fill_rectangle(&h->ref_cache[1][scan8[0]], 4, 4, 8, 0, 1); + if(IS_INTRA(mb_type_col[0])){ + ref=mv0=mv1=0; + }else{ + const int ref0 = l1ref0[0] >= 0 ? map_col_to_list0[0][l1ref0[0] + ref_offset] + : map_col_to_list0[1][l1ref1[0] + ref_offset]; + const int scale = dist_scale_factor[ref0]; + const int16_t *mv_col = l1ref0[0] >= 0 ? l1mv0[0] : l1mv1[0]; + int mv_l0[2]; + mv_l0[0] = (scale * mv_col[0] + 128) >> 8; + mv_l0[1] = (scale * mv_col[1] + 128) >> 8; + ref= ref0; + mv0= pack16to32(mv_l0[0],mv_l0[1]); + mv1= pack16to32(mv_l0[0]-mv_col[0],mv_l0[1]-mv_col[1]); + } + fill_rectangle(&h->ref_cache[0][scan8[0]], 4, 4, 8, ref, 1); + fill_rectangle(&h-> mv_cache[0][scan8[0]], 4, 4, 8, mv0, 4); + fill_rectangle(&h-> mv_cache[1][scan8[0]], 4, 4, 8, mv1, 4); + }else{ + for(i8=0; i8<4; i8++){ + const int x8 = i8&1; + const int y8 = i8>>1; + int ref0, scale; + const int16_t (*l1mv)[2]= l1mv0; + + if(is_b8x8 && !IS_DIRECT(h->sub_mb_type[i8])) + continue; + h->sub_mb_type[i8] = sub_mb_type; + fill_rectangle(&h->ref_cache[1][scan8[i8*4]], 2, 2, 8, 0, 1); + if(IS_INTRA(mb_type_col[0])){ + fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, 0, 1); + fill_rectangle(&h-> mv_cache[0][scan8[i8*4]], 2, 2, 8, 0, 4); + fill_rectangle(&h-> mv_cache[1][scan8[i8*4]], 2, 2, 8, 0, 4); + continue; + } + + ref0 = l1ref0[x8 + y8*b8_stride] + ref_offset; + if(ref0 >= 0) + ref0 = map_col_to_list0[0][ref0]; + else{ + ref0 = map_col_to_list0[1][l1ref1[x8 + y8*b8_stride] + ref_offset]; + l1mv= l1mv1; + } + scale = dist_scale_factor[ref0]; + + fill_rectangle(&h->ref_cache[0][scan8[i8*4]], 2, 2, 8, ref0, 1); + if(IS_SUB_8X8(sub_mb_type)){ + const int16_t *mv_col = l1mv[x8*3 + y8*3*b4_stride]; + int mx = (scale * mv_col[0] + 128) >> 8; + int my = (scale * mv_col[1] + 128) >> 8; + fill_rectangle(&h->mv_cache[0][scan8[i8*4]], 2, 2, 8, pack16to32(mx,my), 4); + fill_rectangle(&h->mv_cache[1][scan8[i8*4]], 2, 2, 8, pack16to32(mx-mv_col[0],my-mv_col[1]), 4); + }else + for(i4=0; i4<4; i4++){ + const int16_t *mv_col = l1mv[x8*2 + (i4&1) + (y8*2 + (i4>>1))*b4_stride]; + int16_t *mv_l0 = h->mv_cache[0][scan8[i8*4+i4]]; + mv_l0[0] = (scale * mv_col[0] + 128) >> 8; + mv_l0[1] = (scale * mv_col[1] + 128) >> 8; + *(uint32_t*)h->mv_cache[1][scan8[i8*4+i4]] = + pack16to32(mv_l0[0]-mv_col[0],mv_l0[1]-mv_col[1]); + } + } + } + } +} |