X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavcodec%2Ferror_resilience.c;h=a196326e01b8879c6759232dc41fa78801101c2e;hb=31f2616db86fb50174bc053f26c14db7c03e3685;hp=3cb8d40bcf11b45581cf7aaca4098ce379cec6c7;hpb=dc172cc13bf9030c98a9b8b4e28c6052c848e469;p=ffmpeg diff --git a/libavcodec/error_resilience.c b/libavcodec/error_resilience.c index 3cb8d40bcf1..a196326e01b 100644 --- a/libavcodec/error_resilience.c +++ b/libavcodec/error_resilience.c @@ -1,27 +1,44 @@ /* * Error resilience / concealment * - * Copyright (c) 2002 Michael Niedermayer + * Copyright (c) 2002-2004 Michael Niedermayer * - * This library is free software; you can redistribute it and/or + * 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 of the License, or (at your option) any later version. + * version 2.1 of the License, or (at your option) any later version. * - * This library is distributed in the hope that it will be useful, + * 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 this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * 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/error_resilience.c + * Error resilience / concealment. + */ + +#include + #include "avcodec.h" #include "dsputil.h" #include "mpegvideo.h" +static void decode_mb(MpegEncContext *s){ + s->dest[0] = s->current_picture.data[0] + (s->mb_y * 16* s->linesize ) + s->mb_x * 16; + s->dest[1] = s->current_picture.data[1] + (s->mb_y * 8 * s->uvlinesize) + s->mb_x * 8; + s->dest[2] = s->current_picture.data[2] + (s->mb_y * 8 * s->uvlinesize) + s->mb_x * 8; + + MPV_decode_mb(s, s->block); +} + /** * replaces the current MB with a flat dc only version. */ @@ -29,7 +46,7 @@ static void put_dc(MpegEncContext *s, uint8_t *dest_y, uint8_t *dest_cb, uint8_t { int dc, dcu, dcv, y, i; for(i=0; i<4; i++){ - dc= s->dc_val[0][mb_x*2+1 + (i&1) + (mb_y*2+1 + (i>>1))*(s->mb_width*2+2)]; + dc= s->dc_val[0][mb_x*2 + (i&1) + (mb_y*2 + (i>>1))*s->b8_stride]; if(dc<0) dc=0; else if(dc>2040) dc=2040; for(y=0; y<8; y++){ @@ -39,8 +56,8 @@ static void put_dc(MpegEncContext *s, uint8_t *dest_y, uint8_t *dest_cb, uint8_t } } } - dcu = s->dc_val[1][mb_x+1 + (mb_y+1)*(s->mb_width+2)]; - dcv = s->dc_val[2][mb_x+1 + (mb_y+1)*(s->mb_width+2)]; + dcu = s->dc_val[1][mb_x + mb_y*s->mb_stride]; + dcv = s->dc_val[2][mb_x + mb_y*s->mb_stride]; if (dcu<0 ) dcu=0; else if(dcu>2040) dcu=2040; if (dcv<0 ) dcv=0; @@ -54,7 +71,7 @@ static void put_dc(MpegEncContext *s, uint8_t *dest_y, uint8_t *dest_cb, uint8_t } } -static void filter181(INT16 *data, int width, int height, int stride){ +static void filter181(int16_t *data, int width, int height, int stride){ int x,y; /* horizontal filter */ @@ -63,8 +80,8 @@ static void filter181(INT16 *data, int width, int height, int stride){ for(x=1; x>16; @@ -72,15 +89,15 @@ static void filter181(INT16 *data, int width, int height, int stride){ data[x + y*stride]= dc; } } - + /* vertical filter */ for(x=1; x>16; @@ -91,11 +108,11 @@ static void filter181(INT16 *data, int width, int height, int stride){ } /** - * guess the dc of blocks which dont have a undamaged dc - * @param w width in 8 pixel blocks - * @param h height in 8 pixel blocks + * guess the dc of blocks which do not have an undamaged dc + * @param w width in 8 pixel blocks + * @param h height in 8 pixel blocks */ -static void guess_dc(MpegEncContext *s, INT16 *dc, int w, int h, int stride, int is_luma){ +static void guess_dc(MpegEncContext *s, int16_t *dc, int w, int h, int stride, int is_luma){ int b_x, b_y; for(b_y=0; b_y>is_luma) + (b_y>>is_luma)*s->mb_width; - + int64_t guess, weight_sum; + + mb_index= (b_x>>is_luma) + (b_y>>is_luma)*s->mb_stride; + error= s->error_status_table[mb_index]; - - if(!(s->mb_type[mb_index]&MB_TYPE_INTRA)) continue; //inter + + if(IS_INTER(s->current_picture.mb_type[mb_index])) continue; //inter if(!(error&DC_ERROR)) continue; //dc-ok - + /* right block */ for(j=b_x+1; j>is_luma) + (b_y>>is_luma)*s->mb_width; + int mb_index_j= (j>>is_luma) + (b_y>>is_luma)*s->mb_stride; int error_j= s->error_status_table[mb_index_j]; - int intra_j= s->mb_type[mb_index_j]&MB_TYPE_INTRA; + int intra_j= IS_INTRA(s->current_picture.mb_type[mb_index_j]); if(intra_j==0 || !(error_j&DC_ERROR)){ color[0]= dc[j + b_y*stride]; distance[0]= j-b_x; break; } } - + /* left block */ for(j=b_x-1; j>=0; j--){ - int mb_index_j= (j>>is_luma) + (b_y>>is_luma)*s->mb_width; + int mb_index_j= (j>>is_luma) + (b_y>>is_luma)*s->mb_stride; int error_j= s->error_status_table[mb_index_j]; - int intra_j= s->mb_type[mb_index_j]&MB_TYPE_INTRA; + int intra_j= IS_INTRA(s->current_picture.mb_type[mb_index_j]); if(intra_j==0 || !(error_j&DC_ERROR)){ color[1]= dc[j + b_y*stride]; distance[1]= b_x-j; @@ -138,9 +155,9 @@ static void guess_dc(MpegEncContext *s, INT16 *dc, int w, int h, int stride, int /* bottom block */ for(j=b_y+1; j>is_luma) + (j>>is_luma)*s->mb_width; + int mb_index_j= (b_x>>is_luma) + (j>>is_luma)*s->mb_stride; int error_j= s->error_status_table[mb_index_j]; - int intra_j= s->mb_type[mb_index_j]&MB_TYPE_INTRA; + int intra_j= IS_INTRA(s->current_picture.mb_type[mb_index_j]); if(intra_j==0 || !(error_j&DC_ERROR)){ color[2]= dc[b_x + j*stride]; distance[2]= j-b_y; @@ -150,21 +167,21 @@ static void guess_dc(MpegEncContext *s, INT16 *dc, int w, int h, int stride, int /* top block */ for(j=b_y-1; j>=0; j--){ - int mb_index_j= (b_x>>is_luma) + (j>>is_luma)*s->mb_width; + int mb_index_j= (b_x>>is_luma) + (j>>is_luma)*s->mb_stride; int error_j= s->error_status_table[mb_index_j]; - int intra_j= s->mb_type[mb_index_j]&MB_TYPE_INTRA; + int intra_j= IS_INTRA(s->current_picture.mb_type[mb_index_j]); if(intra_j==0 || !(error_j&DC_ERROR)){ color[3]= dc[b_x + j*stride]; distance[3]= b_y-j; break; } } - + weight_sum=0; guess=0; for(j=0; j<4; j++){ - INT64 weight= 256*256*256*16/distance[j]; - guess+= weight*(INT64)color[j]; + int64_t weight= 256*256*256*16/distance[j]; + guess+= weight*(int64_t)color[j]; weight_sum+= weight; } guess= (guess + weight_sum/2) / weight_sum; @@ -176,47 +193,47 @@ static void guess_dc(MpegEncContext *s, INT16 *dc, int w, int h, int stride, int /** * simple horizontal deblocking filter used for error resilience - * @param w width in 8 pixel blocks - * @param h height in 8 pixel blocks + * @param w width in 8 pixel blocks + * @param h height in 8 pixel blocks */ -static void h_block_filter(MpegEncContext *s, UINT8 *dst, int w, int h, int stride, int is_luma){ +static void h_block_filter(MpegEncContext *s, uint8_t *dst, int w, int h, int stride, int is_luma){ int b_x, b_y; - UINT8 *cm = cropTbl + MAX_NEG_CROP; + uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; for(b_y=0; b_yerror_status_table[( b_x >>is_luma) + (b_y>>is_luma)*s->mb_width]; - int right_status= s->error_status_table[((b_x+1)>>is_luma) + (b_y>>is_luma)*s->mb_width]; - int left_intra= s->mb_type [( b_x >>is_luma) + (b_y>>is_luma)*s->mb_width]&MB_TYPE_INTRA; - int right_intra= s->mb_type [((b_x+1)>>is_luma) + (b_y>>is_luma)*s->mb_width]&MB_TYPE_INTRA; + int left_status = s->error_status_table[( b_x >>is_luma) + (b_y>>is_luma)*s->mb_stride]; + int right_status= s->error_status_table[((b_x+1)>>is_luma) + (b_y>>is_luma)*s->mb_stride]; + int left_intra= IS_INTRA(s->current_picture.mb_type [( b_x >>is_luma) + (b_y>>is_luma)*s->mb_stride]); + int right_intra= IS_INTRA(s->current_picture.mb_type [((b_x+1)>>is_luma) + (b_y>>is_luma)*s->mb_stride]); int left_damage = left_status&(DC_ERROR|AC_ERROR|MV_ERROR); int right_damage= right_status&(DC_ERROR|AC_ERROR|MV_ERROR); int offset= b_x*8 + b_y*stride*8; - INT16 *left_mv= s->motion_val[s->block_wrap[0]*((b_y<<(1-is_luma)) + 1) + ( b_x <<(1-is_luma))]; - INT16 *right_mv= s->motion_val[s->block_wrap[0]*((b_y<<(1-is_luma)) + 1) + ((b_x+1)<<(1-is_luma))]; - + int16_t *left_mv= s->current_picture.motion_val[0][s->b8_stride*(b_y<<(1-is_luma)) + ( b_x <<(1-is_luma))]; + int16_t *right_mv= s->current_picture.motion_val[0][s->b8_stride*(b_y<<(1-is_luma)) + ((b_x+1)<<(1-is_luma))]; + if(!(left_damage||right_damage)) continue; // both undamaged - - if( (!left_intra) && (!right_intra) - && ABS(left_mv[0]-right_mv[0]) + ABS(left_mv[1]+right_mv[1]) < 2) continue; - + + if( (!left_intra) && (!right_intra) + && FFABS(left_mv[0]-right_mv[0]) + FFABS(left_mv[1]+right_mv[1]) < 2) continue; + for(y=0; y<8; y++){ int a,b,c,d; - + a= dst[offset + 7 + y*stride] - dst[offset + 6 + y*stride]; b= dst[offset + 8 + y*stride] - dst[offset + 7 + y*stride]; c= dst[offset + 9 + y*stride] - dst[offset + 8 + y*stride]; - - d= ABS(b) - ((ABS(a) + ABS(c) + 1)>>1); + + d= FFABS(b) - ((FFABS(a) + FFABS(c) + 1)>>1); d= FFMAX(d, 0); if(b<0) d= -d; - + if(d==0) continue; if(!(left_damage && right_damage)) d= d*16/9; - + if(left_damage){ dst[offset + 7 + y*stride] = cm[dst[offset + 7 + y*stride] + ((d*7)>>4)]; dst[offset + 6 + y*stride] = cm[dst[offset + 6 + y*stride] + ((d*5)>>4)]; @@ -236,47 +253,47 @@ static void h_block_filter(MpegEncContext *s, UINT8 *dst, int w, int h, int stri /** * simple vertical deblocking filter used for error resilience - * @param w width in 8 pixel blocks - * @param h height in 8 pixel blocks + * @param w width in 8 pixel blocks + * @param h height in 8 pixel blocks */ -static void v_block_filter(MpegEncContext *s, UINT8 *dst, int w, int h, int stride, int is_luma){ +static void v_block_filter(MpegEncContext *s, uint8_t *dst, int w, int h, int stride, int is_luma){ int b_x, b_y; - UINT8 *cm = cropTbl + MAX_NEG_CROP; + uint8_t *cm = ff_cropTbl + MAX_NEG_CROP; for(b_y=0; b_yerror_status_table[(b_x>>is_luma) + ( b_y >>is_luma)*s->mb_width]; - int bottom_status= s->error_status_table[(b_x>>is_luma) + ((b_y+1)>>is_luma)*s->mb_width]; - int top_intra= s->mb_type [(b_x>>is_luma) + ( b_y >>is_luma)*s->mb_width]&MB_TYPE_INTRA; - int bottom_intra= s->mb_type [(b_x>>is_luma) + ((b_y+1)>>is_luma)*s->mb_width]&MB_TYPE_INTRA; + int top_status = s->error_status_table[(b_x>>is_luma) + ( b_y >>is_luma)*s->mb_stride]; + int bottom_status= s->error_status_table[(b_x>>is_luma) + ((b_y+1)>>is_luma)*s->mb_stride]; + int top_intra= IS_INTRA(s->current_picture.mb_type [(b_x>>is_luma) + ( b_y >>is_luma)*s->mb_stride]); + int bottom_intra= IS_INTRA(s->current_picture.mb_type [(b_x>>is_luma) + ((b_y+1)>>is_luma)*s->mb_stride]); int top_damage = top_status&(DC_ERROR|AC_ERROR|MV_ERROR); int bottom_damage= bottom_status&(DC_ERROR|AC_ERROR|MV_ERROR); int offset= b_x*8 + b_y*stride*8; - INT16 *top_mv= s->motion_val[s->block_wrap[0]*(( b_y <<(1-is_luma)) + 1) + (b_x<<(1-is_luma))]; - INT16 *bottom_mv= s->motion_val[s->block_wrap[0]*(((b_y+1)<<(1-is_luma)) + 1) + (b_x<<(1-is_luma))]; - + int16_t *top_mv= s->current_picture.motion_val[0][s->b8_stride*( b_y <<(1-is_luma)) + (b_x<<(1-is_luma))]; + int16_t *bottom_mv= s->current_picture.motion_val[0][s->b8_stride*((b_y+1)<<(1-is_luma)) + (b_x<<(1-is_luma))]; + if(!(top_damage||bottom_damage)) continue; // both undamaged - - if( (!top_intra) && (!bottom_intra) - && ABS(top_mv[0]-bottom_mv[0]) + ABS(top_mv[1]+bottom_mv[1]) < 2) continue; - + + if( (!top_intra) && (!bottom_intra) + && FFABS(top_mv[0]-bottom_mv[0]) + FFABS(top_mv[1]+bottom_mv[1]) < 2) continue; + for(x=0; x<8; x++){ int a,b,c,d; - + a= dst[offset + x + 7*stride] - dst[offset + x + 6*stride]; b= dst[offset + x + 8*stride] - dst[offset + x + 7*stride]; c= dst[offset + x + 9*stride] - dst[offset + x + 8*stride]; - - d= ABS(b) - ((ABS(a) + ABS(c)+1)>>1); + + d= FFABS(b) - ((FFABS(a) + FFABS(c)+1)>>1); d= FFMAX(d, 0); if(b<0) d= -d; - + if(d==0) continue; if(!(top_damage && bottom_damage)) d= d*16/9; - + if(top_damage){ dst[offset + x + 7*stride] = cm[dst[offset + x + 7*stride] + ((d*7)>>4)]; dst[offset + x + 6*stride] = cm[dst[offset + x + 6*stride] + ((d*5)>>4)]; @@ -295,120 +312,122 @@ static void v_block_filter(MpegEncContext *s, UINT8 *dst, int w, int h, int stri } static void guess_mv(MpegEncContext *s){ - UINT8 fixed[s->mb_num]; + uint8_t fixed[s->mb_stride * s->mb_height]; #define MV_FROZEN 3 #define MV_CHANGED 2 #define MV_UNCHANGED 1 + const int mb_stride = s->mb_stride; const int mb_width = s->mb_width; const int mb_height= s->mb_height; int i, depth, num_avail; - + int mb_x, mb_y; + num_avail=0; for(i=0; imb_num; i++){ + const int mb_xy= s->mb_index2xy[ i ]; int f=0; - int error= s->error_status_table[i]; + int error= s->error_status_table[mb_xy]; - if(s->mb_type[i]&MB_TYPE_INTRA) f=MV_FROZEN; //intra //FIXME check + if(IS_INTRA(s->current_picture.mb_type[mb_xy])) f=MV_FROZEN; //intra //FIXME check if(!(error&MV_ERROR)) f=MV_FROZEN; //inter with undamaged MV - - fixed[i]= f; + + fixed[mb_xy]= f; if(f==MV_FROZEN) num_avail++; } - + if((!(s->avctx->error_concealment&FF_EC_GUESS_MVS)) || num_avail <= mb_width/2){ - int mb_x, mb_y; - i= -1; for(mb_y=0; mb_ymb_height; mb_y++){ for(mb_x=0; mb_xmb_width; mb_x++){ - i++; - - if(s->mb_type[i]&MB_TYPE_INTRA) continue; - if(!(s->error_status_table[i]&MV_ERROR)) continue; + const int mb_xy= mb_x + mb_y*s->mb_stride; + + if(IS_INTRA(s->current_picture.mb_type[mb_xy])) continue; + if(!(s->error_status_table[mb_xy]&MV_ERROR)) continue; s->mv_dir = MV_DIR_FORWARD; s->mb_intra=0; s->mv_type = MV_TYPE_16X16; - s->mb_skiped=0; + s->mb_skipped=0; - s->dsp.clear_blocks(s->block[0]); + s->dsp.clear_blocks(s->block[0]); s->mb_x= mb_x; s->mb_y= mb_y; s->mv[0][0][0]= 0; s->mv[0][0][1]= 0; - MPV_decode_mb(s, s->block); + decode_mb(s); } } return; } - + for(depth=0;; depth++){ int changed, pass, none_left; none_left=1; changed=1; for(pass=0; (changed || pass<2) && pass<10; pass++){ - int i,mb_x, mb_y; + int mb_x, mb_y; int score_sum=0; - + changed=0; - i= -1; for(mb_y=0; mb_ymb_height; mb_y++){ for(mb_x=0; mb_xmb_width; mb_x++){ + const int mb_xy= mb_x + mb_y*s->mb_stride; int mv_predictor[8][2]={{0}}; int pred_count=0; int j; int best_score=256*256*256*64; int best_pred=0; - const int mot_stride= mb_width*2+2; - const int mot_index= mb_x*2 + 1 + (mb_y*2+1)*mot_stride; - int prev_x= s->motion_val[mot_index][0]; - int prev_y= s->motion_val[mot_index][1]; + const int mot_stride= s->b8_stride; + const int mot_index= mb_x*2 + mb_y*2*mot_stride; + int prev_x= s->current_picture.motion_val[0][mot_index][0]; + int prev_y= s->current_picture.motion_val[0][mot_index][1]; - i++; if((mb_x^mb_y^pass)&1) continue; - - if(fixed[i]==MV_FROZEN) continue; - + + if(fixed[mb_xy]==MV_FROZEN) continue; + assert(!IS_INTRA(s->current_picture.mb_type[mb_xy])); + assert(s->last_picture_ptr && s->last_picture_ptr->data[0]); + j=0; - if(mb_x>0 && fixed[i-1 ]==MV_FROZEN) j=1; - if(mb_x+10 && fixed[i-mb_width]==MV_FROZEN) j=1; - if(mb_y+10 && fixed[mb_xy-1 ]==MV_FROZEN) j=1; + if(mb_x+10 && fixed[mb_xy-mb_stride]==MV_FROZEN) j=1; + if(mb_y+10 && fixed[i-1 ]==MV_CHANGED) j=1; - if(mb_x+10 && fixed[i-mb_width]==MV_CHANGED) j=1; - if(mb_y+10 && fixed[mb_xy-1 ]==MV_CHANGED) j=1; + if(mb_x+10 && fixed[mb_xy-mb_stride]==MV_CHANGED) j=1; + if(mb_y+11) continue; - + none_left=0; - - if(mb_x>0 && fixed[i-1]){ - mv_predictor[pred_count][0]= s->motion_val[mot_index - 2][0]; - mv_predictor[pred_count][1]= s->motion_val[mot_index - 2][1]; + + if(mb_x>0 && fixed[mb_xy-1]){ + mv_predictor[pred_count][0]= s->current_picture.motion_val[0][mot_index - 2][0]; + mv_predictor[pred_count][1]= s->current_picture.motion_val[0][mot_index - 2][1]; pred_count++; } - if(mb_x+1motion_val[mot_index + 2][0]; - mv_predictor[pred_count][1]= s->motion_val[mot_index + 2][1]; + if(mb_x+1current_picture.motion_val[0][mot_index + 2][0]; + mv_predictor[pred_count][1]= s->current_picture.motion_val[0][mot_index + 2][1]; pred_count++; } - if(mb_y>0 && fixed[i-mb_width]){ - mv_predictor[pred_count][0]= s->motion_val[mot_index - mot_stride*2][0]; - mv_predictor[pred_count][1]= s->motion_val[mot_index - mot_stride*2][1]; + if(mb_y>0 && fixed[mb_xy-mb_stride]){ + mv_predictor[pred_count][0]= s->current_picture.motion_val[0][mot_index - mot_stride*2][0]; + mv_predictor[pred_count][1]= s->current_picture.motion_val[0][mot_index - mot_stride*2][1]; pred_count++; } - if(mb_y+1motion_val[mot_index + mot_stride*2][0]; - mv_predictor[pred_count][1]= s->motion_val[mot_index + mot_stride*2][1]; + if(mb_y+1current_picture.motion_val[0][mot_index + mot_stride*2][0]; + mv_predictor[pred_count][1]= s->current_picture.motion_val[0][mot_index + mot_stride*2][1]; pred_count++; } if(pred_count==0) continue; - + if(pred_count>1){ int sum_x=0, sum_y=0; int max_x, max_y, min_x, min_y; @@ -417,11 +436,11 @@ int score_sum=0; sum_x+= mv_predictor[j][0]; sum_y+= mv_predictor[j][1]; } - + /* mean */ mv_predictor[pred_count][0] = sum_x/j; mv_predictor[pred_count][1] = sum_y/j; - + /* median */ if(pred_count>=3){ min_y= min_x= 99999; @@ -437,134 +456,141 @@ int score_sum=0; } mv_predictor[pred_count+1][0] = sum_x - max_x - min_x; mv_predictor[pred_count+1][1] = sum_y - max_y - min_y; - + if(pred_count==4){ mv_predictor[pred_count+1][0] /= 2; mv_predictor[pred_count+1][1] /= 2; } pred_count+=2; } - + /* zero MV */ pred_count++; /* last MV */ - mv_predictor[pred_count][0]= s->motion_val[mot_index][0]; - mv_predictor[pred_count][1]= s->motion_val[mot_index][1]; - pred_count++; - + mv_predictor[pred_count][0]= s->current_picture.motion_val[0][mot_index][0]; + mv_predictor[pred_count][1]= s->current_picture.motion_val[0][mot_index][1]; + pred_count++; + s->mv_dir = MV_DIR_FORWARD; s->mb_intra=0; s->mv_type = MV_TYPE_16X16; - s->mb_skiped=0; + s->mb_skipped=0; - s->dsp.clear_blocks(s->block[0]); + s->dsp.clear_blocks(s->block[0]); s->mb_x= mb_x; s->mb_y= mb_y; + for(j=0; jcurrent_picture.data[0] + mb_x*16 + mb_y*16*s->linesize; + uint8_t *src= s->current_picture.data[0] + mb_x*16 + mb_y*16*s->linesize; + + s->current_picture.motion_val[0][mot_index][0]= s->mv[0][0][0]= mv_predictor[j][0]; + s->current_picture.motion_val[0][mot_index][1]= s->mv[0][0][1]= mv_predictor[j][1]; - s->motion_val[mot_index][0]= s->mv[0][0][0]= mv_predictor[j][0]; - s->motion_val[mot_index][1]= s->mv[0][0][1]= mv_predictor[j][1]; - MPV_decode_mb(s, s->block); - - if(mb_x>0 && fixed[i-1]){ + decode_mb(s); + + if(mb_x>0 && fixed[mb_xy-1]){ int k; for(k=0; k<16; k++) - score += ABS(src[k*s->linesize-1 ]-src[k*s->linesize ]); + score += FFABS(src[k*s->linesize-1 ]-src[k*s->linesize ]); } - if(mb_x+1linesize+15]-src[k*s->linesize+16]); + score += FFABS(src[k*s->linesize+15]-src[k*s->linesize+16]); } - if(mb_y>0 && fixed[i-mb_width]){ + if(mb_y>0 && fixed[mb_xy-mb_stride]){ int k; for(k=0; k<16; k++) - score += ABS(src[k-s->linesize ]-src[k ]); + score += FFABS(src[k-s->linesize ]-src[k ]); } - if(mb_y+1linesize*15]-src[k+s->linesize*16]); + score += FFABS(src[k+s->linesize*15]-src[k+s->linesize*16]); } - + if(score <= best_score){ // <= will favor the last MV best_score= score; best_pred= j; } } score_sum+= best_score; -//FIXME no need to set s->motion_val[mot_index][0] explicit - s->motion_val[mot_index][0]= s->mv[0][0][0]= mv_predictor[best_pred][0]; - s->motion_val[mot_index][1]= s->mv[0][0][1]= mv_predictor[best_pred][1]; +//FIXME no need to set s->current_picture.motion_val[0][mot_index][0] explicit + s->current_picture.motion_val[0][mot_index][0]= s->mv[0][0][0]= mv_predictor[best_pred][0]; + s->current_picture.motion_val[0][mot_index][1]= s->mv[0][0][1]= mv_predictor[best_pred][1]; + + decode_mb(s); - MPV_decode_mb(s, s->block); - if(s->mv[0][0][0] != prev_x || s->mv[0][0][1] != prev_y){ - fixed[i]=MV_CHANGED; + fixed[mb_xy]=MV_CHANGED; changed++; }else - fixed[i]=MV_UNCHANGED; + fixed[mb_xy]=MV_UNCHANGED; } } // printf(".%d/%d", changed, score_sum); fflush(stdout); } - - if(none_left) + + if(none_left) return; - + for(i=0; imb_num; i++){ - if(fixed[i]) - fixed[i]=MV_FROZEN; + int mb_xy= s->mb_index2xy[i]; + if(fixed[mb_xy]) + fixed[mb_xy]=MV_FROZEN; } // printf(":"); fflush(stdout); } } - + static int is_intra_more_likely(MpegEncContext *s){ int is_intra_likely, i, j, undamaged_count, skip_amount, mb_x, mb_y; - - if(s->last_picture.data[0]==NULL) return 1; //no previous frame available -> use spatial prediction + + if(!s->last_picture_ptr || !s->last_picture_ptr->data[0]) return 1; //no previous frame available -> use spatial prediction undamaged_count=0; for(i=0; imb_num; i++){ - int error= s->error_status_table[i]; + const int mb_xy= s->mb_index2xy[i]; + const int error= s->error_status_table[mb_xy]; if(!((error&DC_ERROR) && (error&MV_ERROR))) undamaged_count++; } - - if(undamaged_count < 5) return 0; //allmost all MBs damaged -> use temporal prediction - - skip_amount= FFMAX(undamaged_count/50, 1); //check only upto 50 MBs + + if(undamaged_count < 5) return 0; //almost all MBs damaged -> use temporal prediction + + //prevent dsp.sad() check, that requires access to the image + if(CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration && s->pict_type == FF_I_TYPE) + return 1; + + skip_amount= FFMAX(undamaged_count/50, 1); //check only upto 50 MBs is_intra_likely=0; j=0; - i=-1; for(mb_y= 0; mb_ymb_height-1; mb_y++){ for(mb_x= 0; mb_xmb_width; mb_x++){ int error; + const int mb_xy= mb_x + mb_y*s->mb_stride; - i++; - error= s->error_status_table[i]; + error= s->error_status_table[mb_xy]; if((error&DC_ERROR) && (error&MV_ERROR)) continue; //skip damaged - - j++; + + j++; if((j%skip_amount) != 0) continue; //skip a few to speed things up - - if(s->pict_type==I_TYPE){ - UINT8 *mb_ptr = s->current_picture.data[0] + mb_x*16 + mb_y*16*s->linesize; - UINT8 *last_mb_ptr= s->last_picture.data [0] + mb_x*16 + mb_y*16*s->linesize; - - is_intra_likely += s->dsp.pix_abs16x16(last_mb_ptr, mb_ptr , s->linesize); - is_intra_likely -= s->dsp.pix_abs16x16(last_mb_ptr, last_mb_ptr+s->linesize*16, s->linesize); + + if(s->pict_type==FF_I_TYPE){ + uint8_t *mb_ptr = s->current_picture.data[0] + mb_x*16 + mb_y*16*s->linesize; + uint8_t *last_mb_ptr= s->last_picture.data [0] + mb_x*16 + mb_y*16*s->linesize; + + is_intra_likely += s->dsp.sad[0](NULL, last_mb_ptr, mb_ptr , s->linesize, 16); + is_intra_likely -= s->dsp.sad[0](NULL, last_mb_ptr, last_mb_ptr+s->linesize*16, s->linesize, 16); }else{ - if(s->mbintra_table[i]) //HACK (this is allways inited but we should use mb_type[]) + if(IS_INTRA(s->current_picture.mb_type[mb_xy])) is_intra_likely++; else is_intra_likely--; @@ -572,31 +598,135 @@ static int is_intra_more_likely(MpegEncContext *s){ } } //printf("is_intra_likely: %d type:%d\n", is_intra_likely, s->pict_type); - return is_intra_likely > 0; + return is_intra_likely > 0; +} + +void ff_er_frame_start(MpegEncContext *s){ + if(!s->error_recognition) return; + + memset(s->error_status_table, MV_ERROR|AC_ERROR|DC_ERROR|VP_START|AC_END|DC_END|MV_END, s->mb_stride*s->mb_height*sizeof(uint8_t)); + s->error_count= 3*s->mb_num; +} + +/** + * adds a slice. + * @param endx x component of the last macroblock, can be -1 for the last of the previous line + * @param status the status at the end (MV_END, AC_ERROR, ...), it is assumed that no earlier end or + * error of the same type occurred + */ +void ff_er_add_slice(MpegEncContext *s, int startx, int starty, int endx, int endy, int status){ + const int start_i= av_clip(startx + starty * s->mb_width , 0, s->mb_num-1); + const int end_i = av_clip(endx + endy * s->mb_width , 0, s->mb_num); + const int start_xy= s->mb_index2xy[start_i]; + const int end_xy = s->mb_index2xy[end_i]; + int mask= -1; + + if(start_i > end_i || start_xy > end_xy){ + av_log(s->avctx, AV_LOG_ERROR, "internal error, slice end before start\n"); + return; + } + + if(!s->error_recognition) return; + + mask &= ~VP_START; + if(status & (AC_ERROR|AC_END)){ + mask &= ~(AC_ERROR|AC_END); + s->error_count -= end_i - start_i + 1; + } + if(status & (DC_ERROR|DC_END)){ + mask &= ~(DC_ERROR|DC_END); + s->error_count -= end_i - start_i + 1; + } + if(status & (MV_ERROR|MV_END)){ + mask &= ~(MV_ERROR|MV_END); + s->error_count -= end_i - start_i + 1; + } + + if(status & (AC_ERROR|DC_ERROR|MV_ERROR)) s->error_count= INT_MAX; + + if(mask == ~0x7F){ + memset(&s->error_status_table[start_xy], 0, (end_xy - start_xy) * sizeof(uint8_t)); + }else{ + int i; + for(i=start_xy; ierror_status_table[ i ] &= mask; + } + } + + if(end_i == s->mb_num) + s->error_count= INT_MAX; + else{ + s->error_status_table[end_xy] &= mask; + s->error_status_table[end_xy] |= status; + } + + s->error_status_table[start_xy] |= VP_START; + + if(start_xy > 0 && s->avctx->thread_count <= 1 && s->avctx->skip_top*s->mb_width < start_i){ + int prev_status= s->error_status_table[ s->mb_index2xy[start_i - 1] ]; + + prev_status &= ~ VP_START; + if(prev_status != (MV_END|DC_END|AC_END)) s->error_count= INT_MAX; + } } -void ff_error_resilience(MpegEncContext *s){ - int i, mb_x, mb_y, error, error_type; +void ff_er_frame_end(MpegEncContext *s){ + int i, mb_x, mb_y, error, error_type, dc_error, mv_error, ac_error; int distance; int threshold_part[4]= {100,100,100}; int threshold= 50; int is_intra_likely; - + int size = s->b8_stride * 2 * s->mb_height; + Picture *pic= s->current_picture_ptr; + + if(!s->error_recognition || s->error_count==0 || s->avctx->lowres || + s->avctx->codec->capabilities&CODEC_CAP_HWACCEL_VDPAU || + s->error_count==3*s->mb_width*(s->avctx->skip_top + s->avctx->skip_bottom)) return; + + if(s->current_picture.motion_val[0] == NULL){ + av_log(s->avctx, AV_LOG_ERROR, "Warning MVs not available\n"); + + for(i=0; i<2; i++){ + pic->ref_index[i]= av_mallocz(size * sizeof(uint8_t)); + pic->motion_val_base[i]= av_mallocz((size+4) * 2 * sizeof(uint16_t)); + pic->motion_val[i]= pic->motion_val_base[i]+4; + } + pic->motion_subsample_log2= 3; + s->current_picture= *s->current_picture_ptr; + } + + for(i=0; i<2; i++){ + if(pic->ref_index[i]) + memset(pic->ref_index[i], 0, size * sizeof(uint8_t)); + } + + if(s->avctx->debug&FF_DEBUG_ER){ + for(mb_y=0; mb_ymb_height; mb_y++){ + for(mb_x=0; mb_xmb_width; mb_x++){ + int status= s->error_status_table[mb_x + mb_y*s->mb_stride]; + + av_log(s->avctx, AV_LOG_DEBUG, "%2X ", status); + } + av_log(s->avctx, AV_LOG_DEBUG, "\n"); + } + } + #if 1 /* handle overlapping slices */ for(error_type=1; error_type<=3; error_type++){ int end_ok=0; for(i=s->mb_num-1; i>=0; i--){ - int error= s->error_status_table[i]; - + const int mb_xy= s->mb_index2xy[i]; + int error= s->error_status_table[mb_xy]; + if(error&(1<error_status_table[i]|= 1<error_status_table[mb_xy]|= 1<mb_num-1; i>=0; i--){ - int error= s->error_status_table[i]; - + const int mb_xy= s->mb_index2xy[i]; + int error= s->error_status_table[mb_xy]; + if(error&AC_END) end_ok=0; if((error&MV_END) || (error&DC_END) || (error&AC_ERROR)) end_ok=1; if(!end_ok) - s->error_status_table[i]|= AC_ERROR; + s->error_status_table[mb_xy]|= AC_ERROR; if(error&VP_START) end_ok=0; @@ -625,45 +756,47 @@ void ff_error_resilience(MpegEncContext *s){ } #endif /* handle missing slices */ - if(s->error_resilience>=4){ + if(s->error_recognition>=4){ int end_ok=1; - + for(i=s->mb_num-2; i>=s->mb_width+100; i--){ //FIXME +100 hack - int error1= s->error_status_table[i ]; - int error2= s->error_status_table[i+1]; - + const int mb_xy= s->mb_index2xy[i]; + int error1= s->error_status_table[mb_xy ]; + int error2= s->error_status_table[s->mb_index2xy[i+1]]; + if(error1&VP_START) end_ok=1; - + if( error2==(VP_START|DC_ERROR|AC_ERROR|MV_ERROR|AC_END|DC_END|MV_END) - && error1!=(VP_START|DC_ERROR|AC_ERROR|MV_ERROR|AC_END|DC_END|MV_END) - && ((error1&AC_END) || (error1&DC_END) || (error1&MV_END))){ //end & uninited + && error1!=(VP_START|DC_ERROR|AC_ERROR|MV_ERROR|AC_END|DC_END|MV_END) + && ((error1&AC_END) || (error1&DC_END) || (error1&MV_END))){ //end & uninit end_ok=0; } - + if(!end_ok) - s->error_status_table[i]|= DC_ERROR|AC_ERROR|MV_ERROR; + s->error_status_table[mb_xy]|= DC_ERROR|AC_ERROR|MV_ERROR; } } - + #if 1 /* backward mark errors */ distance=9999999; for(error_type=1; error_type<=3; error_type++){ for(i=s->mb_num-1; i>=0; i--){ - int error= s->error_status_table[i]; - - if(!s->mbskip_table[i]) //FIXME partition specific - distance++; + const int mb_xy= s->mb_index2xy[i]; + int error= s->error_status_table[mb_xy]; + + if(!s->mbskip_table[mb_xy]) //FIXME partition specific + distance++; if(error&(1<partitioned_frame){ if(distance < threshold_part[error_type-1]) - s->error_status_table[i]|= 1<error_status_table[mb_xy]|= 1<error_status_table[i]|= 1<error_status_table[mb_xy]|= 1<mb_num; i++){ - int old_error= s->error_status_table[i]; - + const int mb_xy= s->mb_index2xy[i]; + int old_error= s->error_status_table[mb_xy]; + if(old_error&VP_START) error= old_error& (DC_ERROR|AC_ERROR|MV_ERROR); else{ error|= old_error& (DC_ERROR|AC_ERROR|MV_ERROR); - s->error_status_table[i]|= error; + s->error_status_table[mb_xy]|= error; } } #if 1 /* handle not partitioned case */ if(!s->partitioned_frame){ for(i=0; imb_num; i++){ - error= s->error_status_table[i]; + const int mb_xy= s->mb_index2xy[i]; + error= s->error_status_table[mb_xy]; if(error&(AC_ERROR|DC_ERROR|MV_ERROR)) error|= AC_ERROR|DC_ERROR|MV_ERROR; - s->error_status_table[i]= error; + s->error_status_table[mb_xy]= error; } } #endif + + dc_error= ac_error= mv_error=0; + for(i=0; imb_num; i++){ + const int mb_xy= s->mb_index2xy[i]; + error= s->error_status_table[mb_xy]; + if(error&DC_ERROR) dc_error ++; + if(error&AC_ERROR) ac_error ++; + if(error&MV_ERROR) mv_error ++; + } + av_log(s->avctx, AV_LOG_INFO, "concealing %d DC, %d AC, %d MV errors\n", dc_error, ac_error, mv_error); + is_intra_likely= is_intra_more_likely(s); /* set unknown mb-type to most likely */ for(i=0; imb_num; i++){ - int intra; - error= s->error_status_table[i]; - if((error&DC_ERROR) && (error&MV_ERROR)) - intra= is_intra_likely; - else - intra= s->mbintra_table[i]; + const int mb_xy= s->mb_index2xy[i]; + error= s->error_status_table[mb_xy]; + if(!((error&DC_ERROR) && (error&MV_ERROR))) + continue; - if(intra) - s->mb_type[i]|= MB_TYPE_INTRA; + if(is_intra_likely) + s->current_picture.mb_type[mb_xy]= MB_TYPE_INTRA4x4; else - s->mb_type[i]&= ~MB_TYPE_INTRA; + s->current_picture.mb_type[mb_xy]= MB_TYPE_16x16 | MB_TYPE_L0; } - + /* handle inter blocks with damaged AC */ - i= -1; for(mb_y=0; mb_ymb_height; mb_y++){ for(mb_x=0; mb_xmb_width; mb_x++){ - i++; - error= s->error_status_table[i]; + const int mb_xy= mb_x + mb_y * s->mb_stride; + const int mb_type= s->current_picture.mb_type[mb_xy]; + error= s->error_status_table[mb_xy]; - if(s->mb_type[i]&MB_TYPE_INTRA) continue; //intra + if(IS_INTRA(mb_type)) continue; //intra if(error&MV_ERROR) continue; //inter with damaged MV if(!(error&AC_ERROR)) continue; //undamaged inter - + s->mv_dir = MV_DIR_FORWARD; s->mb_intra=0; - s->mb_skiped=0; - if(s->mb_type[i]&MB_TYPE_INTER4V){ - int mb_index= mb_x*2+1 + (mb_y*2+1)*s->block_wrap[0]; + s->mb_skipped=0; + if(IS_8X8(mb_type)){ + int mb_index= mb_x*2 + mb_y*2*s->b8_stride; int j; s->mv_type = MV_TYPE_8X8; for(j=0; j<4; j++){ - s->mv[0][j][0] = s->motion_val[ mb_index + (j&1) + (j>>1)*s->block_wrap[0] ][0]; - s->mv[0][j][1] = s->motion_val[ mb_index + (j&1) + (j>>1)*s->block_wrap[0] ][1]; + s->mv[0][j][0] = s->current_picture.motion_val[0][ mb_index + (j&1) + (j>>1)*s->b8_stride ][0]; + s->mv[0][j][1] = s->current_picture.motion_val[0][ mb_index + (j&1) + (j>>1)*s->b8_stride ][1]; } }else{ s->mv_type = MV_TYPE_16X16; - s->mv[0][0][0] = s->motion_val[ mb_x*2+1 + (mb_y*2+1)*s->block_wrap[0] ][0]; - s->mv[0][0][1] = s->motion_val[ mb_x*2+1 + (mb_y*2+1)*s->block_wrap[0] ][1]; + s->mv[0][0][0] = s->current_picture.motion_val[0][ mb_x*2 + mb_y*2*s->b8_stride ][0]; + s->mv[0][0][1] = s->current_picture.motion_val[0][ mb_x*2 + mb_y*2*s->b8_stride ][1]; } - - s->dsp.clear_blocks(s->block[0]); + + s->dsp.clear_blocks(s->block[0]); s->mb_x= mb_x; s->mb_y= mb_y; - MPV_decode_mb(s, s->block); + decode_mb(s); } } /* guess MVs */ - if(s->pict_type==B_TYPE){ - i= -1; + if(s->pict_type==FF_B_TYPE){ for(mb_y=0; mb_ymb_height; mb_y++){ for(mb_x=0; mb_xmb_width; mb_x++){ - int xy= mb_x*2+1 + (mb_y*2+1)*s->block_wrap[0]; - i++; - error= s->error_status_table[i]; + int xy= mb_x*2 + mb_y*2*s->b8_stride; + const int mb_xy= mb_x + mb_y * s->mb_stride; + const int mb_type= s->current_picture.mb_type[mb_xy]; + error= s->error_status_table[mb_xy]; - if(s->mb_type[i]&MB_TYPE_INTRA) continue; //intra + if(IS_INTRA(mb_type)) continue; if(!(error&MV_ERROR)) continue; //inter with undamaged MV if(!(error&AC_ERROR)) continue; //undamaged inter - + s->mv_dir = MV_DIR_FORWARD|MV_DIR_BACKWARD; s->mb_intra=0; s->mv_type = MV_TYPE_16X16; - s->mb_skiped=0; - + s->mb_skipped=0; + if(s->pp_time){ int time_pp= s->pp_time; int time_pb= s->pb_time; - - s->mv[0][0][0] = s->motion_val[xy][0]*time_pb/time_pp; - s->mv[0][0][1] = s->motion_val[xy][1]*time_pb/time_pp; - s->mv[1][0][0] = s->motion_val[xy][0]*(time_pb - time_pp)/time_pp; - s->mv[1][0][1] = s->motion_val[xy][1]*(time_pb - time_pp)/time_pp; + + s->mv[0][0][0] = s->next_picture.motion_val[0][xy][0]*time_pb/time_pp; + s->mv[0][0][1] = s->next_picture.motion_val[0][xy][1]*time_pb/time_pp; + s->mv[1][0][0] = s->next_picture.motion_val[0][xy][0]*(time_pb - time_pp)/time_pp; + s->mv[1][0][1] = s->next_picture.motion_val[0][xy][1]*(time_pb - time_pp)/time_pp; }else{ s->mv[0][0][0]= 0; s->mv[0][0][1]= 0; @@ -784,31 +928,34 @@ void ff_error_resilience(MpegEncContext *s){ s->dsp.clear_blocks(s->block[0]); s->mb_x= mb_x; s->mb_y= mb_y; - MPV_decode_mb(s, s->block); + decode_mb(s); } } }else guess_mv(s); + /* the filters below are not XvMC compatible, skip them */ + if(CONFIG_MPEG_XVMC_DECODER && s->avctx->xvmc_acceleration) + goto ec_clean; /* fill DC for inter blocks */ - i= -1; for(mb_y=0; mb_ymb_height; mb_y++){ for(mb_x=0; mb_xmb_width; mb_x++){ int dc, dcu, dcv, y, n; - INT16 *dc_ptr; - UINT8 *dest_y, *dest_cb, *dest_cr; - - i++; - error= s->error_status_table[i]; + int16_t *dc_ptr; + uint8_t *dest_y, *dest_cb, *dest_cr; + const int mb_xy= mb_x + mb_y * s->mb_stride; + const int mb_type= s->current_picture.mb_type[mb_xy]; + + error= s->error_status_table[mb_xy]; - if(s->mb_type[i]&MB_TYPE_INTRA) continue; //intra + if(IS_INTRA(mb_type) && s->partitioned_frame) continue; // if(error&MV_ERROR) continue; //inter data damaged FIXME is this good? - + dest_y = s->current_picture.data[0] + mb_x*16 + mb_y*16*s->linesize; dest_cb= s->current_picture.data[1] + mb_x*8 + mb_y*8 *s->uvlinesize; dest_cr= s->current_picture.data[2] + mb_x*8 + mb_y*8 *s->uvlinesize; - - dc_ptr= &s->dc_val[0][mb_x*2+1 + (mb_y*2+1)*(s->mb_width*2+2)]; + + dc_ptr= &s->dc_val[0][mb_x*2 + mb_y*2*s->b8_stride]; for(n=0; n<4; n++){ dc=0; for(y=0; y<8; y++){ @@ -817,7 +964,7 @@ void ff_error_resilience(MpegEncContext *s){ dc+= dest_y[x + (n&1)*8 + (y + (n>>1)*8)*s->linesize]; } } - dc_ptr[(n&1) + (n>>1)*(s->mb_width*2+2)]= (dc+4)>>3; + dc_ptr[(n&1) + (n>>1)*s->b8_stride]= (dc+4)>>3; } dcu=dcv=0; @@ -828,41 +975,41 @@ void ff_error_resilience(MpegEncContext *s){ dcv+=dest_cr[x + y*(s->uvlinesize)]; } } - s->dc_val[1][mb_x+1 + (mb_y+1)*(s->mb_width+2)]= (dcu+4)>>3; - s->dc_val[2][mb_x+1 + (mb_y+1)*(s->mb_width+2)]= (dcv+4)>>3; + s->dc_val[1][mb_x + mb_y*s->mb_stride]= (dcu+4)>>3; + s->dc_val[2][mb_x + mb_y*s->mb_stride]= (dcv+4)>>3; } } #if 1 /* guess DC for damaged blocks */ - guess_dc(s, s->dc_val[0] + s->mb_width*2+3, s->mb_width*2, s->mb_height*2, s->mb_width*2+2, 1); - guess_dc(s, s->dc_val[1] + s->mb_width +3, s->mb_width , s->mb_height , s->mb_width +2, 0); - guess_dc(s, s->dc_val[2] + s->mb_width +3, s->mb_width , s->mb_height , s->mb_width +2, 0); -#endif + guess_dc(s, s->dc_val[0], s->mb_width*2, s->mb_height*2, s->b8_stride, 1); + guess_dc(s, s->dc_val[1], s->mb_width , s->mb_height , s->mb_stride, 0); + guess_dc(s, s->dc_val[2], s->mb_width , s->mb_height , s->mb_stride, 0); +#endif /* filter luma DC */ - filter181(s->dc_val[0] + s->mb_width*2+3, s->mb_width*2, s->mb_height*2, s->mb_width*2+2); - + filter181(s->dc_val[0], s->mb_width*2, s->mb_height*2, s->b8_stride); + #if 1 /* render DC only intra */ - i= -1; for(mb_y=0; mb_ymb_height; mb_y++){ for(mb_x=0; mb_xmb_width; mb_x++){ - UINT8 *dest_y, *dest_cb, *dest_cr; - - i++; - error= s->error_status_table[i]; + uint8_t *dest_y, *dest_cb, *dest_cr; + const int mb_xy= mb_x + mb_y * s->mb_stride; + const int mb_type= s->current_picture.mb_type[mb_xy]; - if(!(s->mb_type[i]&MB_TYPE_INTRA)) continue; //inter + error= s->error_status_table[mb_xy]; + + if(IS_INTER(mb_type)) continue; if(!(error&AC_ERROR)) continue; //undamaged - + dest_y = s->current_picture.data[0] + mb_x*16 + mb_y*16*s->linesize; dest_cb= s->current_picture.data[1] + mb_x*8 + mb_y*8 *s->uvlinesize; dest_cr= s->current_picture.data[2] + mb_x*8 + mb_y*8 *s->uvlinesize; - + put_dc(s, dest_y, dest_cb, dest_cr, mb_x, mb_y); } } #endif - + if(s->avctx->error_concealment&FF_EC_DEBLOCK){ /* filter horizontal block boundaries */ h_block_filter(s, s->current_picture.data[0], s->mb_width*2, s->mb_height*2, s->linesize , 1); @@ -875,13 +1022,15 @@ void ff_error_resilience(MpegEncContext *s){ v_block_filter(s, s->current_picture.data[2], s->mb_width , s->mb_height , s->uvlinesize, 0); } +ec_clean: /* clean a few tables */ for(i=0; imb_num; i++){ - int error= s->error_status_table[i]; - - if(s->pict_type!=B_TYPE && (error&(DC_ERROR|MV_ERROR|AC_ERROR))){ - s->mbskip_table[i]=0; + const int mb_xy= s->mb_index2xy[i]; + int error= s->error_status_table[mb_xy]; + + if(s->pict_type!=FF_B_TYPE && (error&(DC_ERROR|MV_ERROR|AC_ERROR))){ + s->mbskip_table[mb_xy]=0; } - s->mbintra_table[i]=1; - } + s->mbintra_table[mb_xy]=1; + } }