if (s->h263_pred && !s->h263_msmpeg4)
if (s->codec_id == CODEC_ID_MPEG1VIDEO || (s->h263_pred && !s->h263_msmpeg4))
static void encode_picture(MpegEncContext *s, int picture_number){    int mb_x, mb_y, pdif = 0;    int i;    int bits;    MpegEncContext best_s, backup_s;    UINT8 bit_buf[2][3000];    UINT8 bit_buf2[2][3000];    UINT8 bit_buf_tex[2][3000];    PutBitContext pb[2], pb2[2], tex_pb[2];    for(i=0; i<2; i++){        init_put_bits(&pb    [i], bit_buf    [i], 3000, NULL, NULL);        init_put_bits(&pb2   [i], bit_buf2   [i], 3000, NULL, NULL);        init_put_bits(&tex_pb[i], bit_buf_tex[i], 3000, NULL, NULL);    }    s->picture_number = picture_number;    s->block_wrap[0]=    s->block_wrap[1]=    s->block_wrap[2]=    s->block_wrap[3]= s->mb_width*2 + 2;    s->block_wrap[4]=    s->block_wrap[5]= s->mb_width + 2;        /* Reset the average MB variance */    s->current_picture.mb_var_sum = 0;    s->current_picture.mc_mb_var_sum = 0;#ifdef CONFIG_RISKY    /* we need to initialize some time vars before we can encode b-frames */    if (s->h263_pred && !s->h263_msmpeg4)        ff_set_mpeg4_time(s, s->picture_number); #endif            s->scene_change_score=0;        s->qscale= (int)(s->frame_qscale + 0.5); //FIXME qscale / ... stuff for ME ratedistoration        if(s->msmpeg4_version){        if(s->pict_type==I_TYPE)            s->no_rounding=1;        else if(s->flipflop_rounding)            s->no_rounding ^= 1;              }else if(s->out_format == FMT_H263){        if(s->pict_type==I_TYPE)            s->no_rounding=0;        else if(s->pict_type!=B_TYPE)            s->no_rounding ^= 1;              }    /* Estimate motion for every MB */    s->mb_intra=0; //for the rate distoration & bit compare functions    if(s->pict_type != I_TYPE){        if(s->pict_type != B_TYPE){            if((s->avctx->pre_me && s->last_non_b_pict_type==I_TYPE) || s->avctx->pre_me==2){                s->me.pre_pass=1;                s->me.dia_size= s->avctx->pre_dia_size;                for(mb_y=s->mb_height-1; mb_y >=0 ; mb_y--) {                    for(mb_x=s->mb_width-1; mb_x >=0 ; mb_x--) {                        s->mb_x = mb_x;                        s->mb_y = mb_y;                        ff_pre_estimate_p_frame_motion(s, mb_x, mb_y);                    }                }                s->me.pre_pass=0;            }        }        s->me.dia_size= s->avctx->dia_size;        for(mb_y=0; mb_y < s->mb_height; mb_y++) {            s->block_index[0]= s->block_wrap[0]*(mb_y*2 + 1) - 1;            s->block_index[1]= s->block_wrap[0]*(mb_y*2 + 1);            s->block_index[2]= s->block_wrap[0]*(mb_y*2 + 2) - 1;            s->block_index[3]= s->block_wrap[0]*(mb_y*2 + 2);            for(mb_x=0; mb_x < s->mb_width; mb_x++) {                s->mb_x = mb_x;                s->mb_y = mb_y;                s->block_index[0]+=2;                s->block_index[1]+=2;                s->block_index[2]+=2;                s->block_index[3]+=2;                                /* compute motion vector & mb_type and store in context */                if(s->pict_type==B_TYPE)                    ff_estimate_b_frame_motion(s, mb_x, mb_y);                else                    ff_estimate_p_frame_motion(s, mb_x, mb_y);            }        }    }else /* if(s->pict_type == I_TYPE) */{        /* I-Frame */        //FIXME do we need to zero them?        memset(s->motion_val[0], 0, sizeof(INT16)*(s->mb_width*2 + 2)*(s->mb_height*2 + 2)*2);        memset(s->p_mv_table   , 0, sizeof(INT16)*(s->mb_width+2)*(s->mb_height+2)*2);        memset(s->mb_type      , MB_TYPE_INTRA, sizeof(UINT8)*s->mb_width*s->mb_height);                if(!s->fixed_qscale){            /* finding spatial complexity for I-frame rate control */            for(mb_y=0; mb_y < s->mb_height; mb_y++) {                for(mb_x=0; mb_x < s->mb_width; mb_x++) {                    int xx = mb_x * 16;                    int yy = mb_y * 16;                    uint8_t *pix = s->new_picture.data[0] + (yy * s->linesize) + xx;                    int varc;		    int sum = s->dsp.pix_sum(pix, s->linesize);    		    varc = (s->dsp.pix_norm1(pix, s->linesize) - (((unsigned)(sum*sum))>>8) + 500 + 128)>>8;                    s->current_picture.mb_var [s->mb_width * mb_y + mb_x] = varc;                    s->current_picture.mb_mean[s->mb_width * mb_y + mb_x] = (sum+128)>>8;                    s->current_picture.mb_var_sum    += varc;                }            }        }    }    emms_c();    if(s->scene_change_score > 0 && s->pict_type == P_TYPE){        s->pict_type= I_TYPE;        memset(s->mb_type   , MB_TYPE_INTRA, sizeof(UINT8)*s->mb_width*s->mb_height);//printf("Scene change detected, encoding as I Frame %d %d\n", s->current_picture.mb_var_sum, s->current_picture.mc_mb_var_sum);    }    if(s->pict_type==P_TYPE || s->pict_type==S_TYPE)         s->f_code= ff_get_best_fcode(s, s->p_mv_table, MB_TYPE_INTER);        ff_fix_long_p_mvs(s);    if(s->pict_type==B_TYPE){        s->f_code= ff_get_best_fcode(s, s->b_forw_mv_table, MB_TYPE_FORWARD);        s->b_code= ff_get_best_fcode(s, s->b_back_mv_table, MB_TYPE_BACKWARD);        ff_fix_long_b_mvs(s, s->b_forw_mv_table, s->f_code, MB_TYPE_FORWARD);        ff_fix_long_b_mvs(s, s->b_back_mv_table, s->b_code, MB_TYPE_BACKWARD);        ff_fix_long_b_mvs(s, s->b_bidir_forw_mv_table, s->f_code, MB_TYPE_BIDIR);        ff_fix_long_b_mvs(s, s->b_bidir_back_mv_table, s->b_code, MB_TYPE_BIDIR);    }        if (s->fixed_qscale)         s->frame_qscale = s->current_picture.quality;    else        s->frame_qscale = ff_rate_estimate_qscale(s);    if(s->adaptive_quant){#ifdef CONFIG_RISKY        switch(s->codec_id){        case CODEC_ID_MPEG4:            ff_clean_mpeg4_qscales(s);            break;        case CODEC_ID_H263:        case CODEC_ID_H263P:            ff_clean_h263_qscales(s);            break;        }#endif        s->qscale= s->current_picture.qscale_table[0];    }else        s->qscale= (int)(s->frame_qscale + 0.5);            if (s->out_format == FMT_MJPEG) {        /* for mjpeg, we do include qscale in the matrix */        s->intra_matrix[0] = ff_mpeg1_default_intra_matrix[0];        for(i=1;i<64;i++){            int j= s->idct_permutation[i];            s->intra_matrix[j] = CLAMP_TO_8BIT((ff_mpeg1_default_intra_matrix[i] * s->qscale) >> 3);        }        convert_matrix(s, s->q_intra_matrix, s->q_intra_matrix16,                        s->q_intra_matrix16_bias, s->intra_matrix, s->intra_quant_bias, 8, 8);    }        //FIXME var duplication    s->current_picture.key_frame= s->pict_type == I_TYPE;    s->current_picture.pict_type= s->pict_type;    if(s->current_picture.key_frame)        s->picture_in_gop_number=0;    s->last_bits= get_bit_count(&s->pb);    switch(s->out_format) {    case FMT_MJPEG:        mjpeg_picture_header(s);        break;#ifdef CONFIG_RISKY    case FMT_H263:        if (s->codec_id == CODEC_ID_WMV2)             ff_wmv2_encode_picture_header(s, picture_number);        else if (s->h263_msmpeg4)             msmpeg4_encode_picture_header(s, picture_number);        else if (s->h263_pred)            mpeg4_encode_picture_header(s, picture_number);        else if (s->h263_rv10)             rv10_encode_picture_header(s, picture_number);        else            h263_encode_picture_header(s, picture_number);        break;#endif    case FMT_MPEG1:        mpeg1_encode_picture_header(s, picture_number);        break;    }    bits= get_bit_count(&s->pb);    s->header_bits= bits - s->last_bits;    s->last_bits= bits;    s->mv_bits=0;    s->misc_bits=0;    s->i_tex_bits=0;    s->p_tex_bits=0;    s->i_count=0;    s->f_count=0;    s->b_count=0;    s->skip_count=0;    for(i=0; i<3; i++){        /* init last dc values */        /* note: quant matrix value (8) is implied here */        s->last_dc[i] = 128;                s->current_picture.error[i] = 0;    }    s->mb_incr = 1;    s->last_mv[0][0][0] = 0;    s->last_mv[0][0][1] = 0;#ifdef CONFIG_RISKY    if (s->codec_id==CODEC_ID_H263 || s->codec_id==CODEC_ID_H263P)        s->gob_index = ff_h263_get_gob_height(s);    if(s->codec_id==CODEC_ID_MPEG4 && s->partitioned_frame)        ff_mpeg4_init_partitions(s);#endif    s->resync_mb_x=0;    s->resync_mb_y=0;    s->first_slice_line = 1;    s->ptr_lastgob = s->pb.buf;    s->ptr_last_mb_line = s->pb.buf;    for(mb_y=0; mb_y < s->mb_height; mb_y++) {        s->y_dc_scale= s->y_dc_scale_table[ s->qscale ];        s->c_dc_scale= s->c_dc_scale_table[ s->qscale ];                s->block_index[0]= s->block_wrap[0]*(mb_y*2 + 1) - 1;        s->block_index[1]= s->block_wrap[0]*(mb_y*2 + 1);        s->block_index[2]= s->block_wrap[0]*(mb_y*2 + 2) - 1;        s->block_index[3]= s->block_wrap[0]*(mb_y*2 + 2);        s->block_index[4]= s->block_wrap[4]*(mb_y + 1)                    + s->block_wrap[0]*(s->mb_height*2 + 2);        s->block_index[5]= s->block_wrap[4]*(mb_y + 1 + s->mb_height + 2) + s->block_wrap[0]*(s->mb_height*2 + 2);        for(mb_x=0; mb_x < s->mb_width; mb_x++) {            int mb_type= s->mb_type[mb_y * s->mb_width + mb_x];            const int xy= (mb_y+1) * (s->mb_width+2) + mb_x + 1;//            int d;            int dmin=10000000;            s->mb_x = mb_x;            s->mb_y = mb_y;            s->block_index[0]+=2;            s->block_index[1]+=2;            s->block_index[2]+=2;            s->block_index[3]+=2;            s->block_index[4]++;            s->block_index[5]++;            /* write gob / video packet header  */#ifdef CONFIG_RISKY            if(s->rtp_mode){                int current_packet_size, is_gob_start;                                current_packet_size= pbBufPtr(&s->pb) - s->ptr_lastgob;                is_gob_start=0;                                if(s->codec_id==CODEC_ID_MPEG4){                    if(current_packet_size + s->mb_line_avgsize/s->mb_width >= s->rtp_payload_size                       && s->mb_y + s->mb_x>0){                        if(s->partitioned_frame){                            ff_mpeg4_merge_partitions(s);                            ff_mpeg4_init_partitions(s);                        }                        ff_mpeg4_encode_video_packet_header(s);                        if(s->flags&CODEC_FLAG_PASS1){                            int bits= get_bit_count(&s->pb);                            s->misc_bits+= bits - s->last_bits;                            s->last_bits= bits;                        }                        ff_mpeg4_clean_buffers(s);                        is_gob_start=1;                    }                }else{                    if(current_packet_size + s->mb_line_avgsize*s->gob_index >= s->rtp_payload_size                       && s->mb_x==0 && s->mb_y>0 && s->mb_y%s->gob_index==0){                                               h263_encode_gob_header(s, mb_y);                                               is_gob_start=1;                    }                }                if(is_gob_start){                    s->ptr_lastgob = pbBufPtr(&s->pb);                    s->first_slice_line=1;                    s->resync_mb_x=mb_x;                    s->resync_mb_y=mb_y;                }            }#endif            if(  (s->resync_mb_x   == s->mb_x)               && s->resync_mb_y+1 == s->mb_y){                s->first_slice_line=0;             }            if(mb_type & (mb_type-1)){ // more than 1 MB type possible                int next_block=0;                int pb_bits_count, pb2_bits_count, tex_pb_bits_count;                copy_context_before_encode(&backup_s, s, -1);                backup_s.pb= s->pb;                best_s.data_partitioning= s->data_partitioning;                best_s.partitioned_frame= s->partitioned_frame;                if(s->data_partitioning){                    backup_s.pb2= s->pb2;                    backup_s.tex_pb= s->tex_pb;                }                if(mb_type&MB_TYPE_INTER){                    s->mv_dir = MV_DIR_FORWARD;                    s->mv_type = MV_TYPE_16X16;                    s->mb_intra= 0;                    s->mv[0][0][0] = s->p_mv_table[xy][0];                    s->mv[0][0][1] = s->p_mv_table[xy][1];                    encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTER, pb, pb2, tex_pb,                                  &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);                }                if(mb_type&MB_TYPE_INTER4V){                                     s->mv_dir = MV_DIR_FORWARD;                    s->mv_type = MV_TYPE_8X8;                    s->mb_intra= 0;                    for(i=0; i<4; i++){                        s->mv[0][i][0] = s->motion_val[s->block_index[i]][0];                        s->mv[0][i][1] = s->motion_val[s->block_index[i]][1];                    }                    encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTER4V, pb, pb2, tex_pb,                                  &dmin, &next_block, 0, 0);                }                if(mb_type&MB_TYPE_FORWARD){                    s->mv_dir = MV_DIR_FORWARD;                    s->mv_type = MV_TYPE_16X16;                    s->mb_intra= 0;                    s->mv[0][0][0] = s->b_forw_mv_table[xy][0];                    s->mv[0][0][1] = s->b_forw_mv_table[xy][1];                    encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_FORWARD, pb, pb2, tex_pb,                                  &dmin, &next_block, s->mv[0][0][0], s->mv[0][0][1]);                }                if(mb_type&MB_TYPE_BACKWARD){                    s->mv_dir = MV_DIR_BACKWARD;                    s->mv_type = MV_TYPE_16X16;                    s->mb_intra= 0;                    s->mv[1][0][0] = s->b_back_mv_table[xy][0];                    s->mv[1][0][1] = s->b_back_mv_table[xy][1];                    encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_BACKWARD, pb, pb2, tex_pb,                                  &dmin, &next_block, s->mv[1][0][0], s->mv[1][0][1]);                }                if(mb_type&MB_TYPE_BIDIR){                    s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;                    s->mv_type = MV_TYPE_16X16;                    s->mb_intra= 0;                    s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0];                    s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1];                    s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0];                    s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1];                    encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_BIDIR, pb, pb2, tex_pb,                                  &dmin, &next_block, 0, 0);                }                if(mb_type&MB_TYPE_DIRECT){                    int mx= s->b_direct_mv_table[xy][0];                    int my= s->b_direct_mv_table[xy][1];                                        s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;                    s->mb_intra= 0;#ifdef CONFIG_RISKY                    ff_mpeg4_set_direct_mv(s, mx, my);#endif                    encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_DIRECT, pb, pb2, tex_pb,                                  &dmin, &next_block, mx, my);                }                if(mb_type&MB_TYPE_INTRA){                    s->mv_dir = MV_DIR_FORWARD;                    s->mv_type = MV_TYPE_16X16;                    s->mb_intra= 1;                    s->mv[0][0][0] = 0;                    s->mv[0][0][1] = 0;                    encode_mb_hq(s, &backup_s, &best_s, MB_TYPE_INTRA, pb, pb2, tex_pb,                                  &dmin, &next_block, 0, 0);                    /* force cleaning of ac/dc pred stuff if needed ... */                    if(s->h263_pred || s->h263_aic)                        s->mbintra_table[mb_x + mb_y*s->mb_width]=1;                }                copy_context_after_encode(s, &best_s, -1);                                pb_bits_count= get_bit_count(&s->pb);                flush_put_bits(&s->pb);                ff_copy_bits(&backup_s.pb, bit_buf[next_block^1], pb_bits_count);                s->pb= backup_s.pb;                                if(s->data_partitioning){                    pb2_bits_count= get_bit_count(&s->pb2);                    flush_put_bits(&s->pb2);                    ff_copy_bits(&backup_s.pb2, bit_buf2[next_block^1], pb2_bits_count);                    s->pb2= backup_s.pb2;                                        tex_pb_bits_count= get_bit_count(&s->tex_pb);                    flush_put_bits(&s->tex_pb);                    ff_copy_bits(&backup_s.tex_pb, bit_buf_tex[next_block^1], tex_pb_bits_count);                    s->tex_pb= backup_s.tex_pb;                }                s->last_bits= get_bit_count(&s->pb);            } else {                int motion_x, motion_y;                int intra_score;                int inter_score= s->current_picture.mb_cmp_score[mb_x + mb_y*s->mb_width];                              if(!(s->flags&CODEC_FLAG_HQ) && s->pict_type==P_TYPE){                /* get luma score */                if((s->avctx->mb_cmp&0xFF)==FF_CMP_SSE){                    intra_score= (s->current_picture.mb_var[mb_x + mb_y*s->mb_width]<<8) - 500; //FIXME dont scale it down so we dont have to fix it                }else{                    uint8_t *dest_y;                    int mean= s->current_picture.mb_mean[mb_x + mb_y*s->mb_width]; //FIXME                    mean*= 0x01010101;                                        dest_y  = s->new_picture.data[0] + (mb_y * 16 * s->linesize    ) + mb_x * 16;                                    for(i=0; i<16; i++){                        *(uint32_t*)(&s->me.scratchpad[i*s->linesize+ 0]) = mean;                        *(uint32_t*)(&s->me.scratchpad[i*s->linesize+ 4]) = mean;                        *(uint32_t*)(&s->me.scratchpad[i*s->linesize+ 8]) = mean;                        *(uint32_t*)(&s->me.scratchpad[i*s->linesize+12]) = mean;                    }                    s->mb_intra=1;                    intra_score= s->dsp.mb_cmp[0](s, s->me.scratchpad, dest_y, s->linesize);                                        /*                    printf("intra:%7d inter:%7d var:%7d mc_var.%7d\n", intra_score>>8, inter_score>>8,                         s->current_picture.mb_var[mb_x + mb_y*s->mb_width],                        s->current_picture.mc_mb_var[mb_x + mb_y*s->mb_width]);*/                }                                /* get chroma score */                if(s->avctx->mb_cmp&FF_CMP_CHROMA){                    int i;                                        s->mb_intra=1;                    for(i=1; i<3; i++){                        uint8_t *dest_c;                        int mean;                                                if(s->out_format == FMT_H263){                            mean= (s->dc_val[i][mb_x + (mb_y+1)*(s->mb_width+2)] + 4)>>3; //FIXME not exact but simple ;)                        }else{                            mean= (s->last_dc[i] + 4)>>3;                        }                        dest_c = s->new_picture.data[i] + (mb_y * 8  * (s->uvlinesize)) + mb_x * 8;                                                mean*= 0x01010101;                        for(i=0; i<8; i++){                            *(uint32_t*)(&s->me.scratchpad[i*s->uvlinesize+ 0]) = mean;                            *(uint32_t*)(&s->me.scratchpad[i*s->uvlinesize+ 4]) = mean;                        }                                                intra_score+= s->dsp.mb_cmp[1](s, s->me.scratchpad, dest_c, s->uvlinesize);                    }                                }                /* bias */                switch(s->avctx->mb_cmp&0xFF){                default:                case FF_CMP_SAD:                    intra_score+= 32*s->qscale;                    break;                case FF_CMP_SSE:                    intra_score+= 24*s->qscale*s->qscale;                    break;                case FF_CMP_SATD:                    intra_score+= 96*s->qscale;                    break;                case FF_CMP_DCT:                    intra_score+= 48*s->qscale;                    break;                case FF_CMP_BIT:                    intra_score+= 16;                    break;                case FF_CMP_PSNR:                case FF_CMP_RD:                    intra_score+= (s->qscale*s->qscale*109*8 + 64)>>7;                    break;                }                if(intra_score < inter_score)                    mb_type= MB_TYPE_INTRA;              }                                  s->mv_type=MV_TYPE_16X16;                // only one MB-Type possible                                switch(mb_type){                case MB_TYPE_INTRA:                    s->mv_dir = MV_DIR_FORWARD;                    s->mb_intra= 1;                    motion_x= s->mv[0][0][0] = 0;                    motion_y= s->mv[0][0][1] = 0;                    break;                case MB_TYPE_INTER:                    s->mv_dir = MV_DIR_FORWARD;                    s->mb_intra= 0;                    motion_x= s->mv[0][0][0] = s->p_mv_table[xy][0];                    motion_y= s->mv[0][0][1] = s->p_mv_table[xy][1];                    break;                case MB_TYPE_INTER4V:                    s->mv_dir = MV_DIR_FORWARD;                    s->mv_type = MV_TYPE_8X8;                    s->mb_intra= 0;                    for(i=0; i<4; i++){                        s->mv[0][i][0] = s->motion_val[s->block_index[i]][0];                        s->mv[0][i][1] = s->motion_val[s->block_index[i]][1];                    }                    motion_x= motion_y= 0;                    break;                case MB_TYPE_DIRECT:                    s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD | MV_DIRECT;                    s->mb_intra= 0;                    motion_x=s->b_direct_mv_table[xy][0];                    motion_y=s->b_direct_mv_table[xy][1];#ifdef CONFIG_RISKY                    ff_mpeg4_set_direct_mv(s, motion_x, motion_y);#endif                    break;                case MB_TYPE_BIDIR:                    s->mv_dir = MV_DIR_FORWARD | MV_DIR_BACKWARD;                    s->mb_intra= 0;                    motion_x=0;                    motion_y=0;                    s->mv[0][0][0] = s->b_bidir_forw_mv_table[xy][0];                    s->mv[0][0][1] = s->b_bidir_forw_mv_table[xy][1];                    s->mv[1][0][0] = s->b_bidir_back_mv_table[xy][0];                    s->mv[1][0][1] = s->b_bidir_back_mv_table[xy][1];                    break;                case MB_TYPE_BACKWARD:                    s->mv_dir = MV_DIR_BACKWARD;                    s->mb_intra= 0;                    motion_x= s->mv[1][0][0] = s->b_back_mv_table[xy][0];                    motion_y= s->mv[1][0][1] = s->b_back_mv_table[xy][1];                    break;                case MB_TYPE_FORWARD:                    s->mv_dir = MV_DIR_FORWARD;                    s->mb_intra= 0;                    motion_x= s->mv[0][0][0] = s->b_forw_mv_table[xy][0];                    motion_y= s->mv[0][0][1] = s->b_forw_mv_table[xy][1];//                    printf(" %d %d ", motion_x, motion_y);                    break;                default:                    motion_x=motion_y=0; //gcc warning fix                    printf("illegal MB type\n");                }                encode_mb(s, motion_x, motion_y);            }            /* clean the MV table in IPS frames for direct mode in B frames */            if(s->mb_intra /* && I,P,S_TYPE */){                s->p_mv_table[xy][0]=0;                s->p_mv_table[xy][1]=0;            }            MPV_decode_mb(s, s->block);                        if(s->flags&CODEC_FLAG_PSNR){                int w= 16;                int h= 16;                if(s->mb_x*16 + 16 > s->width ) w= s->width - s->mb_x*16;                if(s->mb_y*16 + 16 > s->height) h= s->height- s->mb_y*16;                s->current_picture.error[0] += sse(                    s,                    s->new_picture    .data[0] + s->mb_x*16 + s->mb_y*s->linesize*16,                    s->current_picture.data[0] + s->mb_x*16 + s->mb_y*s->linesize*16,                    w, h, s->linesize);                s->current_picture.error[1] += sse(                    s,                    s->new_picture    .data[1] + s->mb_x*8  + s->mb_y*s->uvlinesize*8,                    s->current_picture.data[1] + s->mb_x*8  + s->mb_y*s->uvlinesize*8,                    w>>1, h>>1, s->uvlinesize);                s->current_picture.error[2] += sse(                    s,                    s->new_picture    .data[2] + s->mb_x*8  + s->mb_y*s->uvlinesize*8,                    s->current_picture.data[2] + s->mb_x*8  + s->mb_y*s->uvlinesize*8,                    w>>1, h>>1, s->uvlinesize);            }//printf("MB %d %d bits\n", s->mb_x+s->mb_y*s->mb_width, get_bit_count(&s->pb));        }        /* Obtain average mb_row size for RTP */        if (s->rtp_mode) {            if (mb_y==0)                s->mb_line_avgsize = pbBufPtr(&s->pb) - s->ptr_last_mb_line;            else {                    s->mb_line_avgsize = (s->mb_line_avgsize + pbBufPtr(&s->pb) - s->ptr_last_mb_line) >> 1;            }            s->ptr_last_mb_line = pbBufPtr(&s->pb);        }    }    emms_c();#ifdef CONFIG_RISKY    if(s->codec_id==CODEC_ID_MPEG4 && s->partitioned_frame)        ff_mpeg4_merge_partitions(s);    if (s->msmpeg4_version && s->msmpeg4_version<4 && s->pict_type == I_TYPE)        msmpeg4_encode_ext_header(s);    if(s->codec_id==CODEC_ID_MPEG4)         ff_mpeg4_stuffing(&s->pb);#endif    //if (s->gob_number)    //    fprintf(stderr,"\nNumber of GOB: %d", s->gob_number);        /* Send the last GOB if RTP */        if (s->rtp_mode) {        flush_put_bits(&s->pb);        pdif = pbBufPtr(&s->pb) - s->ptr_lastgob;        /* Call the RTP callback to send the last GOB */        if (s->rtp_callback)            s->rtp_callback(s->ptr_lastgob, pdif, s->gob_number);        s->ptr_lastgob = pbBufPtr(&s->pb);        //fprintf(stderr,"\nGOB: %2d size: %d (last)", s->gob_number, pdif);    }}