if(s->avctx==NULL || s->avctx->codec->id!=CODEC_ID_MPEG4 || s->divx_version>=500){ draw_edges(s->current_picture[0], s->linesize, s->mb_width*16, s->mb_height*16, EDGE_WIDTH); draw_edges(s->current_picture[1], s->uvlinesize, s->mb_width*8, s->mb_height*8, EDGE_WIDTH/2); draw_edges(s->current_picture[2], s->uvlinesize, s->mb_width*8, s->mb_height*8, EDGE_WIDTH/2); }else{  draw_edges(s->current_picture[0], s->linesize, s->width, s->height, EDGE_WIDTH); draw_edges(s->current_picture[1], s->uvlinesize, s->width/2, s->height/2, EDGE_WIDTH/2); draw_edges(s->current_picture[2], s->uvlinesize, s->width/2, s->height/2, EDGE_WIDTH/2); }
draw_edges(s->current_picture[0], s->linesize  , s->h_edge_pos   , s->v_edge_pos   , EDGE_WIDTH  ); draw_edges(s->current_picture[1], s->uvlinesize, s->h_edge_pos>>1, s->v_edge_pos>>1, EDGE_WIDTH/2); draw_edges(s->current_picture[2], s->uvlinesize, s->h_edge_pos>>1, s->v_edge_pos>>1, EDGE_WIDTH/2);
void MPV_frame_end(MpegEncContext *s){//    if((s->picture_number%100)==0 && s->encoding) printf("sads:%d //\n", sads);    /* draw edge for correct motion prediction if outside */    if (s->pict_type != B_TYPE && !s->intra_only && !(s->flags&CODEC_FLAG_EMU_EDGE)) {      if(s->avctx==NULL || s->avctx->codec->id!=CODEC_ID_MPEG4 || s->divx_version>=500){        draw_edges(s->current_picture[0], s->linesize, s->mb_width*16, s->mb_height*16, EDGE_WIDTH);        draw_edges(s->current_picture[1], s->uvlinesize, s->mb_width*8, s->mb_height*8, EDGE_WIDTH/2);        draw_edges(s->current_picture[2], s->uvlinesize, s->mb_width*8, s->mb_height*8, EDGE_WIDTH/2);      }else{        /* mpeg4? / opendivx / xvid */        draw_edges(s->current_picture[0], s->linesize, s->width, s->height, EDGE_WIDTH);        draw_edges(s->current_picture[1], s->uvlinesize, s->width/2, s->height/2, EDGE_WIDTH/2);        draw_edges(s->current_picture[2], s->uvlinesize, s->width/2, s->height/2, EDGE_WIDTH/2);      }    }    emms_c();        if(s->pict_type!=B_TYPE){        s->last_non_b_pict_type= s->pict_type;        s->last_non_b_qscale= s->qscale;        s->last_non_b_mc_mb_var= s->mc_mb_var_sum;        s->num_available_buffers++;        if(s->num_available_buffers>2) s->num_available_buffers= 2;    }}