int ff_h264_decode_mb_cavlc(H264Context *h){

    MpegEncContext * const s = &h->s;

    int mb_xy;

    int partition_count;

    unsigned int mb_type, cbp;

    int dct8x8_allowed= h->pps.transform_8x8_mode;

    int decode_chroma = h->sps.chroma_format_idc == 1 || h->sps.chroma_format_idc == 2;

    const int pixel_shift = h->pixel_shift;



    mb_xy = h->mb_xy = s->mb_x + s->mb_y*s->mb_stride;



    tprintf(s->avctx, "pic:%d mb:%d/%d\n", h->frame_num, s->mb_x, s->mb_y);

    cbp = 0; /* avoid warning. FIXME: find a solution without slowing

                down the code */

    if(h->slice_type_nos != AV_PICTURE_TYPE_I){

        if(s->mb_skip_run==-1)

            s->mb_skip_run= get_ue_golomb(&s->gb);



        if (s->mb_skip_run--) {

            if(FRAME_MBAFF && (s->mb_y&1) == 0){

                if(s->mb_skip_run==0)

                    h->mb_mbaff = h->mb_field_decoding_flag = get_bits1(&s->gb);

            }

            decode_mb_skip(h);

            return 0;

        }

    }

    if(FRAME_MBAFF){

        if( (s->mb_y&1) == 0 )

            h->mb_mbaff = h->mb_field_decoding_flag = get_bits1(&s->gb);

    }



    h->prev_mb_skipped= 0;



    mb_type= get_ue_golomb(&s->gb);

    if(h->slice_type_nos == AV_PICTURE_TYPE_B){

        if(mb_type < 23){

            partition_count= b_mb_type_info[mb_type].partition_count;

            mb_type=         b_mb_type_info[mb_type].type;

        }else{

            mb_type -= 23;

            goto decode_intra_mb;

        }

    }else if(h->slice_type_nos == AV_PICTURE_TYPE_P){

        if(mb_type < 5){

            partition_count= p_mb_type_info[mb_type].partition_count;

            mb_type=         p_mb_type_info[mb_type].type;

        }else{

            mb_type -= 5;

            goto decode_intra_mb;

        }

    }else{

       assert(h->slice_type_nos == AV_PICTURE_TYPE_I);

        if(h->slice_type == AV_PICTURE_TYPE_SI && mb_type)

            mb_type--;

decode_intra_mb:

        if(mb_type > 25){

            av_log(h->s.avctx, AV_LOG_ERROR, "mb_type %d in %c slice too large at %d %d\n", mb_type, av_get_picture_type_char(h->slice_type), s->mb_x, s->mb_y);

            return -1;

        }

        partition_count=0;

        cbp= i_mb_type_info[mb_type].cbp;

        h->intra16x16_pred_mode= i_mb_type_info[mb_type].pred_mode;

        mb_type= i_mb_type_info[mb_type].type;

    }



    if(MB_FIELD)

        mb_type |= MB_TYPE_INTERLACED;



    h->slice_table[ mb_xy ]= h->slice_num;



    if(IS_INTRA_PCM(mb_type)){

        unsigned int x;

        static const uint16_t mb_sizes[4] = {256,384,512,768};

        const int mb_size = mb_sizes[h->sps.chroma_format_idc]*h->sps.bit_depth_luma >> 3;



        // We assume these blocks are very rare so we do not optimize it.

        align_get_bits(&s->gb);



        // The pixels are stored in the same order as levels in h->mb array.

        for(x=0; x < mb_size; x++){

            ((uint8_t*)h->mb)[x]= get_bits(&s->gb, 8);

        }



        // In deblocking, the quantizer is 0

        s->current_picture.f.qscale_table[mb_xy] = 0;

        // All coeffs are present

        memset(h->non_zero_count[mb_xy], 16, 48);



        s->current_picture.f.mb_type[mb_xy] = mb_type;

        return 0;

    }



    if(MB_MBAFF){

        h->ref_count[0] <<= 1;

        h->ref_count[1] <<= 1;

    }



    fill_decode_neighbors(h, mb_type);

    fill_decode_caches(h, mb_type);



    //mb_pred

    if(IS_INTRA(mb_type)){

        int pred_mode;

//            init_top_left_availability(h);

        if(IS_INTRA4x4(mb_type)){

            int i;

            int di = 1;

            if(dct8x8_allowed && get_bits1(&s->gb)){

                mb_type |= MB_TYPE_8x8DCT;

                di = 4;

            }



//                fill_intra4x4_pred_table(h);

            for(i=0; i<16; i+=di){

                int mode= pred_intra_mode(h, i);



                if(!get_bits1(&s->gb)){

                    const int rem_mode= get_bits(&s->gb, 3);

                    mode = rem_mode + (rem_mode >= mode);

                }



                if(di==4)

                    fill_rectangle( &h->intra4x4_pred_mode_cache[ scan8[i] ], 2, 2, 8, mode, 1 );

                else

                    h->intra4x4_pred_mode_cache[ scan8[i] ] = mode;

            }

            write_back_intra_pred_mode(h);

            if( ff_h264_check_intra4x4_pred_mode(h) < 0)

                return -1;

        }else{

            h->intra16x16_pred_mode= ff_h264_check_intra_pred_mode(h, h->intra16x16_pred_mode);

            if(h->intra16x16_pred_mode < 0)

                return -1;

        }

        if(decode_chroma){

            pred_mode= ff_h264_check_intra_pred_mode(h, get_ue_golomb_31(&s->gb));

            if(pred_mode < 0)

                return -1;

            h->chroma_pred_mode= pred_mode;

        } else {

            h->chroma_pred_mode = DC_128_PRED8x8;

        }

    }else if(partition_count==4){

        int i, j, sub_partition_count[4], list, ref[2][4];



        if(h->slice_type_nos == AV_PICTURE_TYPE_B){

            for(i=0; i<4; i++){

                h->sub_mb_type[i]= get_ue_golomb_31(&s->gb);

                if(h->sub_mb_type[i] >=13){

                    av_log(h->s.avctx, AV_LOG_ERROR, "B sub_mb_type %u out of range at %d %d\n", h->sub_mb_type[i], s->mb_x, s->mb_y);

                    return -1;

                }

                sub_partition_count[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;

                h->sub_mb_type[i]=      b_sub_mb_type_info[ h->sub_mb_type[i] ].type;

            }

            if( IS_DIRECT(h->sub_mb_type[0]|h->sub_mb_type[1]|h->sub_mb_type[2]|h->sub_mb_type[3])) {

                ff_h264_pred_direct_motion(h, &mb_type);

                h->ref_cache[0][scan8[4]] =

                h->ref_cache[1][scan8[4]] =

                h->ref_cache[0][scan8[12]] =

                h->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE;

            }

        }else{

            assert(h->slice_type_nos == AV_PICTURE_TYPE_P); //FIXME SP correct ?

            for(i=0; i<4; i++){

                h->sub_mb_type[i]= get_ue_golomb_31(&s->gb);

                if(h->sub_mb_type[i] >=4){

                    av_log(h->s.avctx, AV_LOG_ERROR, "P sub_mb_type %u out of range at %d %d\n", h->sub_mb_type[i], s->mb_x, s->mb_y);

                    return -1;

                }

                sub_partition_count[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;

                h->sub_mb_type[i]=      p_sub_mb_type_info[ h->sub_mb_type[i] ].type;

            }

        }



        for(list=0; list<h->list_count; list++){

            int ref_count= IS_REF0(mb_type) ? 1 : h->ref_count[list];

            for(i=0; i<4; i++){

                if(IS_DIRECT(h->sub_mb_type[i])) continue;

                if(IS_DIR(h->sub_mb_type[i], 0, list)){

                    unsigned int tmp;

                    if(ref_count == 1){

                        tmp= 0;

                    }else if(ref_count == 2){

                        tmp= get_bits1(&s->gb)^1;

                    }else{

                        tmp= get_ue_golomb_31(&s->gb);

                        if(tmp>=ref_count){

                            av_log(h->s.avctx, AV_LOG_ERROR, "ref %u overflow\n", tmp);

                            return -1;

                        }

                    }

                    ref[list][i]= tmp;

                }else{

                 //FIXME

                    ref[list][i] = -1;

                }

            }

        }



        if(dct8x8_allowed)

            dct8x8_allowed = get_dct8x8_allowed(h);



        for(list=0; list<h->list_count; list++){

            for(i=0; i<4; i++){

                if(IS_DIRECT(h->sub_mb_type[i])) {

                    h->ref_cache[list][ scan8[4*i] ] = h->ref_cache[list][ scan8[4*i]+1 ];

                    continue;

                }

                h->ref_cache[list][ scan8[4*i]   ]=h->ref_cache[list][ scan8[4*i]+1 ]=

                h->ref_cache[list][ scan8[4*i]+8 ]=h->ref_cache[list][ scan8[4*i]+9 ]= ref[list][i];



                if(IS_DIR(h->sub_mb_type[i], 0, list)){

                    const int sub_mb_type= h->sub_mb_type[i];

                    const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1;

                    for(j=0; j<sub_partition_count[i]; j++){

                        int mx, my;

                        const int index= 4*i + block_width*j;

                        int16_t (* mv_cache)[2]= &h->mv_cache[list][ scan8[index] ];

                        pred_motion(h, index, block_width, list, h->ref_cache[list][ scan8[index] ], &mx, &my);

                        mx += get_se_golomb(&s->gb);

                        my += get_se_golomb(&s->gb);

                        tprintf(s->avctx, "final mv:%d %d\n", mx, my);



                        if(IS_SUB_8X8(sub_mb_type)){

                            mv_cache[ 1 ][0]=

                            mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= mx;

                            mv_cache[ 1 ][1]=

                            mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= my;

                        }else if(IS_SUB_8X4(sub_mb_type)){

                            mv_cache[ 1 ][0]= mx;

                            mv_cache[ 1 ][1]= my;

                        }else if(IS_SUB_4X8(sub_mb_type)){

                            mv_cache[ 8 ][0]= mx;

                            mv_cache[ 8 ][1]= my;

                        }

                        mv_cache[ 0 ][0]= mx;

                        mv_cache[ 0 ][1]= my;

                    }

                }else{

                    uint32_t *p= (uint32_t *)&h->mv_cache[list][ scan8[4*i] ][0];

                    p[0] = p[1]=

                    p[8] = p[9]= 0;

                }

            }

        }

    }else if(IS_DIRECT(mb_type)){

        ff_h264_pred_direct_motion(h, &mb_type);

        dct8x8_allowed &= h->sps.direct_8x8_inference_flag;

    }else{

        int list, mx, my, i;

         //FIXME we should set ref_idx_l? to 0 if we use that later ...

        if(IS_16X16(mb_type)){

            for(list=0; list<h->list_count; list++){

                    unsigned int val;

                    if(IS_DIR(mb_type, 0, list)){

                        if(h->ref_count[list]==1){

                            val= 0;

                        }else if(h->ref_count[list]==2){

                            val= get_bits1(&s->gb)^1;

                        }else{

                            val= get_ue_golomb_31(&s->gb);

                            if(val >= h->ref_count[list]){

                                av_log(h->s.avctx, AV_LOG_ERROR, "ref %u overflow\n", val);

                                return -1;

                            }

                        }

                    fill_rectangle(&h->ref_cache[list][ scan8[0] ], 4, 4, 8, val, 1);

                    }

            }

            for(list=0; list<h->list_count; list++){

                if(IS_DIR(mb_type, 0, list)){

                    pred_motion(h, 0, 4, list, h->ref_cache[list][ scan8[0] ], &mx, &my);

                    mx += get_se_golomb(&s->gb);

                    my += get_se_golomb(&s->gb);

                    tprintf(s->avctx, "final mv:%d %d\n", mx, my);



                    fill_rectangle(h->mv_cache[list][ scan8[0] ], 4, 4, 8, pack16to32(mx,my), 4);

                }

            }

        }

        else if(IS_16X8(mb_type)){

            for(list=0; list<h->list_count; list++){

                    for(i=0; i<2; i++){

                        unsigned int val;

                        if(IS_DIR(mb_type, i, list)){

                            if(h->ref_count[list] == 1){

                                val= 0;

                            }else if(h->ref_count[list] == 2){

                                val= get_bits1(&s->gb)^1;

                            }else{

                                val= get_ue_golomb_31(&s->gb);

                                if(val >= h->ref_count[list]){

                                    av_log(h->s.avctx, AV_LOG_ERROR, "ref %u overflow\n", val);

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

                        fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, val, 1);

                    }

            }

            for(list=0; list<h->list_count; list++){

                for(i=0; i<2; i++){

                    unsigned int val;

                    if(IS_DIR(mb_type, i, list)){

                        pred_16x8_motion(h, 8*i, list, h->ref_cache[list][scan8[0] + 16*i], &mx, &my);

                        mx += get_se_golomb(&s->gb);

                        my += get_se_golomb(&s->gb);

                        tprintf(s->avctx, "final mv:%d %d\n", mx, my);



                        val= pack16to32(mx,my);

                    }else

                        val=0;

                    fill_rectangle(h->mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, val, 4);

                }

            }

        }else{

            assert(IS_8X16(mb_type));

            for(list=0; list<h->list_count; list++){

                    for(i=0; i<2; i++){

                        unsigned int val;

                        if(IS_DIR(mb_type, i, list)){ //FIXME optimize

                            if(h->ref_count[list]==1){

                                val= 0;

                            }else if(h->ref_count[list]==2){

                                val= get_bits1(&s->gb)^1;

                            }else{

                                val= get_ue_golomb_31(&s->gb);

                                if(val >= h->ref_count[list]){

                                    av_log(h->s.avctx, AV_LOG_ERROR, "ref %u overflow\n", val);

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

                        fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, val, 1);

                    }

            }

            for(list=0; list<h->list_count; list++){

                for(i=0; i<2; i++){

                    unsigned int val;

                    if(IS_DIR(mb_type, i, list)){

                        pred_8x16_motion(h, i*4, list, h->ref_cache[list][ scan8[0] + 2*i ], &mx, &my);

                        mx += get_se_golomb(&s->gb);

                        my += get_se_golomb(&s->gb);

                        tprintf(s->avctx, "final mv:%d %d\n", mx, my);



                        val= pack16to32(mx,my);

                    }else

                        val=0;

                    fill_rectangle(h->mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, val, 4);

                }

            }

        }

    }



    if(IS_INTER(mb_type))

        write_back_motion(h, mb_type);



    if(!IS_INTRA16x16(mb_type)){

        cbp= get_ue_golomb(&s->gb);



        if(decode_chroma){

            if(cbp > 47){

                av_log(h->s.avctx, AV_LOG_ERROR, "cbp too large (%u) at %d %d\n", cbp, s->mb_x, s->mb_y);

                return -1;

            }

            if(IS_INTRA4x4(mb_type)) cbp= golomb_to_intra4x4_cbp[cbp];

            else                     cbp= golomb_to_inter_cbp   [cbp];

        }else{

            if(cbp > 15){

                av_log(h->s.avctx, AV_LOG_ERROR, "cbp too large (%u) at %d %d\n", cbp, s->mb_x, s->mb_y);

                return -1;

            }

            if(IS_INTRA4x4(mb_type)) cbp= golomb_to_intra4x4_cbp_gray[cbp];

            else                     cbp= golomb_to_inter_cbp_gray[cbp];

        }

    }



    if(dct8x8_allowed && (cbp&15) && !IS_INTRA(mb_type)){

        mb_type |= MB_TYPE_8x8DCT*get_bits1(&s->gb);

    }

    h->cbp=

    h->cbp_table[mb_xy]= cbp;

    s->current_picture.f.mb_type[mb_xy] = mb_type;



    if(cbp || IS_INTRA16x16(mb_type)){

        int i4x4, i8x8, chroma_idx;

        int dquant;

        int ret;

        GetBitContext *gb= IS_INTRA(mb_type) ? h->intra_gb_ptr : h->inter_gb_ptr;

        const uint8_t *scan, *scan8x8;

        const int max_qp = 51 + 6*(h->sps.bit_depth_luma-8);



        if(IS_INTERLACED(mb_type)){

            scan8x8= s->qscale ? h->field_scan8x8_cavlc : h->field_scan8x8_cavlc_q0;

            scan= s->qscale ? h->field_scan : h->field_scan_q0;

        }else{

            scan8x8= s->qscale ? h->zigzag_scan8x8_cavlc : h->zigzag_scan8x8_cavlc_q0;

            scan= s->qscale ? h->zigzag_scan : h->zigzag_scan_q0;

        }



        dquant= get_se_golomb(&s->gb);



        s->qscale += dquant;



        if(((unsigned)s->qscale) > max_qp){

            if(s->qscale<0) s->qscale+= max_qp+1;

            else            s->qscale-= max_qp+1;

            if(((unsigned)s->qscale) > max_qp){

                av_log(h->s.avctx, AV_LOG_ERROR, "dquant out of range (%d) at %d %d\n", dquant, s->mb_x, s->mb_y);

                return -1;

            }

        }



        h->chroma_qp[0]= get_chroma_qp(h, 0, s->qscale);

        h->chroma_qp[1]= get_chroma_qp(h, 1, s->qscale);



        if( (ret = decode_luma_residual(h, gb, scan, scan8x8, pixel_shift, mb_type, cbp, 0)) < 0 ){

            return -1;

        }

        h->cbp_table[mb_xy] |= ret << 12;

        if(CHROMA444){

            if( decode_luma_residual(h, gb, scan, scan8x8, pixel_shift, mb_type, cbp, 1) < 0 ){

                return -1;

            }

            if( decode_luma_residual(h, gb, scan, scan8x8, pixel_shift, mb_type, cbp, 2) < 0 ){

                return -1;

            }

        } else if (CHROMA422) {

            if(cbp&0x30){

                for(chroma_idx=0; chroma_idx<2; chroma_idx++)

                    if (decode_residual(h, gb, h->mb + ((256 + 16*16*chroma_idx) << pixel_shift),

                                        CHROMA_DC_BLOCK_INDEX+chroma_idx, chroma422_dc_scan,

                                        NULL, 8) < 0) {

                        return -1;

                    }

            }



            if(cbp&0x20){

                for(chroma_idx=0; chroma_idx<2; chroma_idx++){

                    const uint32_t *qmul = h->dequant4_coeff[chroma_idx+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[chroma_idx]];

                    DCTELEM *mb = h->mb + (16*(16 + 16*chroma_idx) << pixel_shift);

                    for (i8x8 = 0; i8x8 < 2; i8x8++) {

                        for (i4x4 = 0; i4x4 < 4; i4x4++) {

                            const int index = 16 + 16*chroma_idx + 8*i8x8 + i4x4;

                            if (decode_residual(h, gb, mb, index, scan + 1, qmul, 15) < 0)

                                return -1;

                            mb += 16 << pixel_shift;

                        }

                    }

                }

            }else{

                fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

                fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

            }

        } else /* yuv420 */ {

            if(cbp&0x30){

                for(chroma_idx=0; chroma_idx<2; chroma_idx++)

                    if( decode_residual(h, gb, h->mb + ((256 + 16*16*chroma_idx) << pixel_shift), CHROMA_DC_BLOCK_INDEX+chroma_idx, chroma_dc_scan, NULL, 4) < 0){

                        return -1;

                    }

            }



            if(cbp&0x20){

                for(chroma_idx=0; chroma_idx<2; chroma_idx++){

                    const uint32_t *qmul = h->dequant4_coeff[chroma_idx+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[chroma_idx]];

                    for(i4x4=0; i4x4<4; i4x4++){

                        const int index= 16 + 16*chroma_idx + i4x4;

                        if( decode_residual(h, gb, h->mb + (16*index << pixel_shift), index, scan + 1, qmul, 15) < 0){

                            return -1;

                        }

                    }

                }

            }else{

                fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

                fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

            }

        }

    }else{

        fill_rectangle(&h->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1);

        fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

        fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

    }

    s->current_picture.f.qscale_table[mb_xy] = s->qscale;

    write_back_non_zero_count(h);



    if(MB_MBAFF){

        h->ref_count[0] >>= 1;

        h->ref_count[1] >>= 1;

    }



    return 0;

}

int ff_h264_decode_mb_cavlc(H264Context *h){

    MpegEncContext * const s = &h->s;

    int mb_xy;

    int partition_count;

    unsigned int mb_type, cbp;

    int dct8x8_allowed= h->pps.transform_8x8_mode;

    int decode_chroma = h->sps.chroma_format_idc == 1 || h->sps.chroma_format_idc == 2;

    const int pixel_shift = h->pixel_shift;



    mb_xy = h->mb_xy = s->mb_x + s->mb_y*s->mb_stride;



    tprintf(s->avctx, "pic:%d mb:%d/%d\n", h->frame_num, s->mb_x, s->mb_y);

    cbp = 0; 



    if(h->slice_type_nos != AV_PICTURE_TYPE_I){

        if(s->mb_skip_run==-1)

            s->mb_skip_run= get_ue_golomb(&s->gb);



        if (s->mb_skip_run--) {

            if(FRAME_MBAFF && (s->mb_y&1) == 0){

                if(s->mb_skip_run==0)

                    h->mb_mbaff = h->mb_field_decoding_flag = get_bits1(&s->gb);

            }

            decode_mb_skip(h);

            return 0;

        }

    }

    if(FRAME_MBAFF){

        if( (s->mb_y&1) == 0 )

            h->mb_mbaff = h->mb_field_decoding_flag = get_bits1(&s->gb);

    }



    h->prev_mb_skipped= 0;



    mb_type= get_ue_golomb(&s->gb);

    if(h->slice_type_nos == AV_PICTURE_TYPE_B){

        if(mb_type < 23){

            partition_count= b_mb_type_info[mb_type].partition_count;

            mb_type=         b_mb_type_info[mb_type].type;

        }else{

            mb_type -= 23;

            goto decode_intra_mb;

        }

    }else if(h->slice_type_nos == AV_PICTURE_TYPE_P){

        if(mb_type < 5){

            partition_count= p_mb_type_info[mb_type].partition_count;

            mb_type=         p_mb_type_info[mb_type].type;

        }else{

            mb_type -= 5;

            goto decode_intra_mb;

        }

    }else{

       assert(h->slice_type_nos == AV_PICTURE_TYPE_I);

        if(h->slice_type == AV_PICTURE_TYPE_SI && mb_type)

            mb_type--;

decode_intra_mb:

        if(mb_type > 25){

            av_log(h->s.avctx, AV_LOG_ERROR, "mb_type %d in %c slice too large at %d %d\n", mb_type, av_get_picture_type_char(h->slice_type), s->mb_x, s->mb_y);

            return -1;

        }

        partition_count=0;

        cbp= i_mb_type_info[mb_type].cbp;

        h->intra16x16_pred_mode= i_mb_type_info[mb_type].pred_mode;

        mb_type= i_mb_type_info[mb_type].type;

    }



    if(MB_FIELD)

        mb_type |= MB_TYPE_INTERLACED;



    h->slice_table[ mb_xy ]= h->slice_num;



    if(IS_INTRA_PCM(mb_type)){

        unsigned int x;

        static const uint16_t mb_sizes[4] = {256,384,512,768};

        const int mb_size = mb_sizes[h->sps.chroma_format_idc]*h->sps.bit_depth_luma >> 3;



        

        align_get_bits(&s->gb);



        

        for(x=0; x < mb_size; x++){

            ((uint8_t*)h->mb)[x]= get_bits(&s->gb, 8);

        }



        

        s->current_picture.f.qscale_table[mb_xy] = 0;

        

        memset(h->non_zero_count[mb_xy], 16, 48);



        s->current_picture.f.mb_type[mb_xy] = mb_type;

        return 0;

    }



    if(MB_MBAFF){

        h->ref_count[0] <<= 1;

        h->ref_count[1] <<= 1;

    }



    fill_decode_neighbors(h, mb_type);

    fill_decode_caches(h, mb_type);



    

    if(IS_INTRA(mb_type)){

        int pred_mode;



        if(IS_INTRA4x4(mb_type)){

            int i;

            int di = 1;

            if(dct8x8_allowed && get_bits1(&s->gb)){

                mb_type |= MB_TYPE_8x8DCT;

                di = 4;

            }





            for(i=0; i<16; i+=di){

                int mode= pred_intra_mode(h, i);



                if(!get_bits1(&s->gb)){

                    const int rem_mode= get_bits(&s->gb, 3);

                    mode = rem_mode + (rem_mode >= mode);

                }



                if(di==4)

                    fill_rectangle( &h->intra4x4_pred_mode_cache[ scan8[i] ], 2, 2, 8, mode, 1 );

                else

                    h->intra4x4_pred_mode_cache[ scan8[i] ] = mode;

            }

            write_back_intra_pred_mode(h);

            if( ff_h264_check_intra4x4_pred_mode(h) < 0)

                return -1;

        }else{

            h->intra16x16_pred_mode= ff_h264_check_intra_pred_mode(h, h->intra16x16_pred_mode);

            if(h->intra16x16_pred_mode < 0)

                return -1;

        }

        if(decode_chroma){

            pred_mode= ff_h264_check_intra_pred_mode(h, get_ue_golomb_31(&s->gb));

            if(pred_mode < 0)

                return -1;

            h->chroma_pred_mode= pred_mode;

        } else {

            h->chroma_pred_mode = DC_128_PRED8x8;

        }

    }else if(partition_count==4){

        int i, j, sub_partition_count[4], list, ref[2][4];



        if(h->slice_type_nos == AV_PICTURE_TYPE_B){

            for(i=0; i<4; i++){

                h->sub_mb_type[i]= get_ue_golomb_31(&s->gb);

                if(h->sub_mb_type[i] >=13){

                    av_log(h->s.avctx, AV_LOG_ERROR, "B sub_mb_type %u out of range at %d %d\n", h->sub_mb_type[i], s->mb_x, s->mb_y);

                    return -1;

                }

                sub_partition_count[i]= b_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;

                h->sub_mb_type[i]=      b_sub_mb_type_info[ h->sub_mb_type[i] ].type;

            }

            if( IS_DIRECT(h->sub_mb_type[0]|h->sub_mb_type[1]|h->sub_mb_type[2]|h->sub_mb_type[3])) {

                ff_h264_pred_direct_motion(h, &mb_type);

                h->ref_cache[0][scan8[4]] =

                h->ref_cache[1][scan8[4]] =

                h->ref_cache[0][scan8[12]] =

                h->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE;

            }

        }else{

            assert(h->slice_type_nos == AV_PICTURE_TYPE_P); 

            for(i=0; i<4; i++){

                h->sub_mb_type[i]= get_ue_golomb_31(&s->gb);

                if(h->sub_mb_type[i] >=4){

                    av_log(h->s.avctx, AV_LOG_ERROR, "P sub_mb_type %u out of range at %d %d\n", h->sub_mb_type[i], s->mb_x, s->mb_y);

                    return -1;

                }

                sub_partition_count[i]= p_sub_mb_type_info[ h->sub_mb_type[i] ].partition_count;

                h->sub_mb_type[i]=      p_sub_mb_type_info[ h->sub_mb_type[i] ].type;

            }

        }



        for(list=0; list<h->list_count; list++){

            int ref_count= IS_REF0(mb_type) ? 1 : h->ref_count[list];

            for(i=0; i<4; i++){

                if(IS_DIRECT(h->sub_mb_type[i])) continue;

                if(IS_DIR(h->sub_mb_type[i], 0, list)){

                    unsigned int tmp;

                    if(ref_count == 1){

                        tmp= 0;

                    }else if(ref_count == 2){

                        tmp= get_bits1(&s->gb)^1;

                    }else{

                        tmp= get_ue_golomb_31(&s->gb);

                        if(tmp>=ref_count){

                            av_log(h->s.avctx, AV_LOG_ERROR, "ref %u overflow\n", tmp);

                            return -1;

                        }

                    }

                    ref[list][i]= tmp;

                }else{

                 

                    ref[list][i] = -1;

                }

            }

        }



        if(dct8x8_allowed)

            dct8x8_allowed = get_dct8x8_allowed(h);



        for(list=0; list<h->list_count; list++){

            for(i=0; i<4; i++){

                if(IS_DIRECT(h->sub_mb_type[i])) {

                    h->ref_cache[list][ scan8[4*i] ] = h->ref_cache[list][ scan8[4*i]+1 ];

                    continue;

                }

                h->ref_cache[list][ scan8[4*i]   ]=h->ref_cache[list][ scan8[4*i]+1 ]=

                h->ref_cache[list][ scan8[4*i]+8 ]=h->ref_cache[list][ scan8[4*i]+9 ]= ref[list][i];



                if(IS_DIR(h->sub_mb_type[i], 0, list)){

                    const int sub_mb_type= h->sub_mb_type[i];

                    const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1;

                    for(j=0; j<sub_partition_count[i]; j++){

                        int mx, my;

                        const int index= 4*i + block_width*j;

                        int16_t (* mv_cache)[2]= &h->mv_cache[list][ scan8[index] ];

                        pred_motion(h, index, block_width, list, h->ref_cache[list][ scan8[index] ], &mx, &my);

                        mx += get_se_golomb(&s->gb);

                        my += get_se_golomb(&s->gb);

                        tprintf(s->avctx, "final mv:%d %d\n", mx, my);



                        if(IS_SUB_8X8(sub_mb_type)){

                            mv_cache[ 1 ][0]=

                            mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= mx;

                            mv_cache[ 1 ][1]=

                            mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= my;

                        }else if(IS_SUB_8X4(sub_mb_type)){

                            mv_cache[ 1 ][0]= mx;

                            mv_cache[ 1 ][1]= my;

                        }else if(IS_SUB_4X8(sub_mb_type)){

                            mv_cache[ 8 ][0]= mx;

                            mv_cache[ 8 ][1]= my;

                        }

                        mv_cache[ 0 ][0]= mx;

                        mv_cache[ 0 ][1]= my;

                    }

                }else{

                    uint32_t *p= (uint32_t *)&h->mv_cache[list][ scan8[4*i] ][0];

                    p[0] = p[1]=

                    p[8] = p[9]= 0;

                }

            }

        }

    }else if(IS_DIRECT(mb_type)){

        ff_h264_pred_direct_motion(h, &mb_type);

        dct8x8_allowed &= h->sps.direct_8x8_inference_flag;

    }else{

        int list, mx, my, i;

          we should set ref_idx_l? to 0 if we use that later ...

        if(IS_16X16(mb_type)){

            for(list=0; list<h->list_count; list++){

                    unsigned int val;

                    if(IS_DIR(mb_type, 0, list)){

                        if(h->ref_count[list]==1){

                            val= 0;

                        }else if(h->ref_count[list]==2){

                            val= get_bits1(&s->gb)^1;

                        }else{

                            val= get_ue_golomb_31(&s->gb);

                            if(val >= h->ref_count[list]){

                                av_log(h->s.avctx, AV_LOG_ERROR, "ref %u overflow\n", val);

                                return -1;

                            }

                        }

                    fill_rectangle(&h->ref_cache[list][ scan8[0] ], 4, 4, 8, val, 1);

                    }

            }

            for(list=0; list<h->list_count; list++){

                if(IS_DIR(mb_type, 0, list)){

                    pred_motion(h, 0, 4, list, h->ref_cache[list][ scan8[0] ], &mx, &my);

                    mx += get_se_golomb(&s->gb);

                    my += get_se_golomb(&s->gb);

                    tprintf(s->avctx, "final mv:%d %d\n", mx, my);



                    fill_rectangle(h->mv_cache[list][ scan8[0] ], 4, 4, 8, pack16to32(mx,my), 4);

                }

            }

        }

        else if(IS_16X8(mb_type)){

            for(list=0; list<h->list_count; list++){

                    for(i=0; i<2; i++){

                        unsigned int val;

                        if(IS_DIR(mb_type, i, list)){

                            if(h->ref_count[list] == 1){

                                val= 0;

                            }else if(h->ref_count[list] == 2){

                                val= get_bits1(&s->gb)^1;

                            }else{

                                val= get_ue_golomb_31(&s->gb);

                                if(val >= h->ref_count[list]){

                                    av_log(h->s.avctx, AV_LOG_ERROR, "ref %u overflow\n", val);

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

                        fill_rectangle(&h->ref_cache[list][ scan8[0] + 16*i ], 4, 2, 8, val, 1);

                    }

            }

            for(list=0; list<h->list_count; list++){

                for(i=0; i<2; i++){

                    unsigned int val;

                    if(IS_DIR(mb_type, i, list)){

                        pred_16x8_motion(h, 8*i, list, h->ref_cache[list][scan8[0] + 16*i], &mx, &my);

                        mx += get_se_golomb(&s->gb);

                        my += get_se_golomb(&s->gb);

                        tprintf(s->avctx, "final mv:%d %d\n", mx, my);



                        val= pack16to32(mx,my);

                    }else

                        val=0;

                    fill_rectangle(h->mv_cache[list][ scan8[0] + 16*i ], 4, 2, 8, val, 4);

                }

            }

        }else{

            assert(IS_8X16(mb_type));

            for(list=0; list<h->list_count; list++){

                    for(i=0; i<2; i++){

                        unsigned int val;

                        if(IS_DIR(mb_type, i, list)){  optimize

                            if(h->ref_count[list]==1){

                                val= 0;

                            }else if(h->ref_count[list]==2){

                                val= get_bits1(&s->gb)^1;

                            }else{

                                val= get_ue_golomb_31(&s->gb);

                                if(val >= h->ref_count[list]){

                                    av_log(h->s.avctx, AV_LOG_ERROR, "ref %u overflow\n", val);

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

                        fill_rectangle(&h->ref_cache[list][ scan8[0] + 2*i ], 2, 4, 8, val, 1);

                    }

            }

            for(list=0; list<h->list_count; list++){

                for(i=0; i<2; i++){

                    unsigned int val;

                    if(IS_DIR(mb_type, i, list)){

                        pred_8x16_motion(h, i*4, list, h->ref_cache[list][ scan8[0] + 2*i ], &mx, &my);

                        mx += get_se_golomb(&s->gb);

                        my += get_se_golomb(&s->gb);

                        tprintf(s->avctx, "final mv:%d %d\n", mx, my);



                        val= pack16to32(mx,my);

                    }else

                        val=0;

                    fill_rectangle(h->mv_cache[list][ scan8[0] + 2*i ], 2, 4, 8, val, 4);

                }

            }

        }

    }



    if(IS_INTER(mb_type))

        write_back_motion(h, mb_type);



    if(!IS_INTRA16x16(mb_type)){

        cbp= get_ue_golomb(&s->gb);



        if(decode_chroma){

            if(cbp > 47){

                av_log(h->s.avctx, AV_LOG_ERROR, "cbp too large (%u) at %d %d\n", cbp, s->mb_x, s->mb_y);

                return -1;

            }

            if(IS_INTRA4x4(mb_type)) cbp= golomb_to_intra4x4_cbp[cbp];

            else                     cbp= golomb_to_inter_cbp   [cbp];

        }else{

            if(cbp > 15){

                av_log(h->s.avctx, AV_LOG_ERROR, "cbp too large (%u) at %d %d\n", cbp, s->mb_x, s->mb_y);

                return -1;

            }

            if(IS_INTRA4x4(mb_type)) cbp= golomb_to_intra4x4_cbp_gray[cbp];

            else                     cbp= golomb_to_inter_cbp_gray[cbp];

        }

    }



    if(dct8x8_allowed && (cbp&15) && !IS_INTRA(mb_type)){

        mb_type |= MB_TYPE_8x8DCT*get_bits1(&s->gb);

    }

    h->cbp=

    h->cbp_table[mb_xy]= cbp;

    s->current_picture.f.mb_type[mb_xy] = mb_type;



    if(cbp || IS_INTRA16x16(mb_type)){

        int i4x4, i8x8, chroma_idx;

        int dquant;

        int ret;

        GetBitContext *gb= IS_INTRA(mb_type) ? h->intra_gb_ptr : h->inter_gb_ptr;

        const uint8_t *scan, *scan8x8;

        const int max_qp = 51 + 6*(h->sps.bit_depth_luma-8);



        if(IS_INTERLACED(mb_type)){

            scan8x8= s->qscale ? h->field_scan8x8_cavlc : h->field_scan8x8_cavlc_q0;

            scan= s->qscale ? h->field_scan : h->field_scan_q0;

        }else{

            scan8x8= s->qscale ? h->zigzag_scan8x8_cavlc : h->zigzag_scan8x8_cavlc_q0;

            scan= s->qscale ? h->zigzag_scan : h->zigzag_scan_q0;

        }



        dquant= get_se_golomb(&s->gb);



        s->qscale += dquant;



        if(((unsigned)s->qscale) > max_qp){

            if(s->qscale<0) s->qscale+= max_qp+1;

            else            s->qscale-= max_qp+1;

            if(((unsigned)s->qscale) > max_qp){

                av_log(h->s.avctx, AV_LOG_ERROR, "dquant out of range (%d) at %d %d\n", dquant, s->mb_x, s->mb_y);

                return -1;

            }

        }



        h->chroma_qp[0]= get_chroma_qp(h, 0, s->qscale);

        h->chroma_qp[1]= get_chroma_qp(h, 1, s->qscale);



        if( (ret = decode_luma_residual(h, gb, scan, scan8x8, pixel_shift, mb_type, cbp, 0)) < 0 ){

            return -1;

        }

        h->cbp_table[mb_xy] |= ret << 12;

        if(CHROMA444){

            if( decode_luma_residual(h, gb, scan, scan8x8, pixel_shift, mb_type, cbp, 1) < 0 ){

                return -1;

            }

            if( decode_luma_residual(h, gb, scan, scan8x8, pixel_shift, mb_type, cbp, 2) < 0 ){

                return -1;

            }

        } else if (CHROMA422) {

            if(cbp&0x30){

                for(chroma_idx=0; chroma_idx<2; chroma_idx++)

                    if (decode_residual(h, gb, h->mb + ((256 + 16*16*chroma_idx) << pixel_shift),

                                        CHROMA_DC_BLOCK_INDEX+chroma_idx, chroma422_dc_scan,

                                        NULL, 8) < 0) {

                        return -1;

                    }

            }



            if(cbp&0x20){

                for(chroma_idx=0; chroma_idx<2; chroma_idx++){

                    const uint32_t *qmul = h->dequant4_coeff[chroma_idx+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[chroma_idx]];

                    DCTELEM *mb = h->mb + (16*(16 + 16*chroma_idx) << pixel_shift);

                    for (i8x8 = 0; i8x8 < 2; i8x8++) {

                        for (i4x4 = 0; i4x4 < 4; i4x4++) {

                            const int index = 16 + 16*chroma_idx + 8*i8x8 + i4x4;

                            if (decode_residual(h, gb, mb, index, scan + 1, qmul, 15) < 0)

                                return -1;

                            mb += 16 << pixel_shift;

                        }

                    }

                }

            }else{

                fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

                fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

            }

        } else  {

            if(cbp&0x30){

                for(chroma_idx=0; chroma_idx<2; chroma_idx++)

                    if( decode_residual(h, gb, h->mb + ((256 + 16*16*chroma_idx) << pixel_shift), CHROMA_DC_BLOCK_INDEX+chroma_idx, chroma_dc_scan, NULL, 4) < 0){

                        return -1;

                    }

            }



            if(cbp&0x20){

                for(chroma_idx=0; chroma_idx<2; chroma_idx++){

                    const uint32_t *qmul = h->dequant4_coeff[chroma_idx+1+(IS_INTRA( mb_type ) ? 0:3)][h->chroma_qp[chroma_idx]];

                    for(i4x4=0; i4x4<4; i4x4++){

                        const int index= 16 + 16*chroma_idx + i4x4;

                        if( decode_residual(h, gb, h->mb + (16*index << pixel_shift), index, scan + 1, qmul, 15) < 0){

                            return -1;

                        }

                    }

                }

            }else{

                fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

                fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

            }

        }

    }else{

        fill_rectangle(&h->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1);

        fill_rectangle(&h->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

        fill_rectangle(&h->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

    }

    s->current_picture.f.qscale_table[mb_xy] = s->qscale;

    write_back_non_zero_count(h);



    if(MB_MBAFF){

        h->ref_count[0] >>= 1;

        h->ref_count[1] >>= 1;

    }



    return 0;

}

            h->intra16x16_pred_mode= ff_h264_check_intra_pred_mode(h, h->intra16x16_pred_mode);             pred_mode= ff_h264_check_intra_pred_mode(h, get_ue_golomb_31(&s->gb));
int FUNC_0(H264Context *VAR_0){

    MpegEncContext * const s = &VAR_0->s;

    int VAR_1;

    int VAR_2;

    unsigned int VAR_3, VAR_4;

    int VAR_5= VAR_0->pps.transform_8x8_mode;

    int VAR_6 = VAR_0->sps.chroma_format_idc == 1 || VAR_0->sps.chroma_format_idc == 2;

    const int VAR_7 = VAR_0->VAR_7;



    VAR_1 = VAR_0->VAR_1 = s->mb_x + s->mb_y*s->mb_stride;



    tprintf(s->avctx, "pic:%d mb:%d/%d\n", VAR_0->frame_num, s->mb_x, s->mb_y);

    VAR_4 = 0; 



    if(VAR_0->slice_type_nos != AV_PICTURE_TYPE_I){

        if(s->mb_skip_run==-1)

            s->mb_skip_run= get_ue_golomb(&s->gb);



        if (s->mb_skip_run--) {

            if(FRAME_MBAFF && (s->mb_y&1) == 0){

                if(s->mb_skip_run==0)

                    VAR_0->mb_mbaff = VAR_0->mb_field_decoding_flag = get_bits1(&s->gb);

            }

            decode_mb_skip(VAR_0);

            return 0;

        }

    }

    if(FRAME_MBAFF){

        if( (s->mb_y&1) == 0 )

            VAR_0->mb_mbaff = VAR_0->mb_field_decoding_flag = get_bits1(&s->gb);

    }



    VAR_0->prev_mb_skipped= 0;



    VAR_3= get_ue_golomb(&s->gb);

    if(VAR_0->slice_type_nos == AV_PICTURE_TYPE_B){

        if(VAR_3 < 23){

            VAR_2= b_mb_type_info[VAR_3].VAR_2;

            VAR_3=         b_mb_type_info[VAR_3].type;

        }else{

            VAR_3 -= 23;

            goto decode_intra_mb;

        }

    }else if(VAR_0->slice_type_nos == AV_PICTURE_TYPE_P){

        if(VAR_3 < 5){

            VAR_2= p_mb_type_info[VAR_3].VAR_2;

            VAR_3=         p_mb_type_info[VAR_3].type;

        }else{

            VAR_3 -= 5;

            goto decode_intra_mb;

        }

    }else{

       assert(VAR_0->slice_type_nos == AV_PICTURE_TYPE_I);

        if(VAR_0->slice_type == AV_PICTURE_TYPE_SI && VAR_3)

            VAR_3--;

decode_intra_mb:

        if(VAR_3 > 25){

            av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_3 %d in %c slice too large at %d %d\n", VAR_3, av_get_picture_type_char(VAR_0->slice_type), s->mb_x, s->mb_y);

            return -1;

        }

        VAR_2=0;

        VAR_4= i_mb_type_info[VAR_3].VAR_4;

        VAR_0->intra16x16_pred_mode= i_mb_type_info[VAR_3].VAR_11;

        VAR_3= i_mb_type_info[VAR_3].type;

    }



    if(MB_FIELD)

        VAR_3 |= MB_TYPE_INTERLACED;



    VAR_0->slice_table[ VAR_1 ]= VAR_0->slice_num;



    if(IS_INTRA_PCM(VAR_3)){

        unsigned int VAR_8;

        static const uint16_t VAR_9[4] = {256,384,512,768};

        const int VAR_10 = VAR_9[VAR_0->sps.chroma_format_idc]*VAR_0->sps.bit_depth_luma >> 3;



        

        align_get_bits(&s->gb);



        

        for(VAR_8=0; VAR_8 < VAR_10; VAR_8++){

            ((uint8_t*)VAR_0->mb)[VAR_8]= get_bits(&s->gb, 8);

        }



        

        s->current_picture.f.qscale_table[VAR_1] = 0;

        

        memset(VAR_0->non_zero_count[VAR_1], 16, 48);



        s->current_picture.f.VAR_3[VAR_1] = VAR_3;

        return 0;

    }



    if(MB_MBAFF){

        VAR_0->ref_count[0] <<= 1;

        VAR_0->ref_count[1] <<= 1;

    }



    fill_decode_neighbors(VAR_0, VAR_3);

    fill_decode_caches(VAR_0, VAR_3);



    

    if(IS_INTRA(VAR_3)){

        int VAR_11;



        if(IS_INTRA4x4(VAR_3)){

            int VAR_22;

            int VAR_13 = 1;

            if(VAR_5 && get_bits1(&s->gb)){

                VAR_3 |= MB_TYPE_8x8DCT;

                VAR_13 = 4;

            }





            for(VAR_22=0; VAR_22<16; VAR_22+=VAR_13){

                int VAR_14= pred_intra_mode(VAR_0, VAR_22);



                if(!get_bits1(&s->gb)){

                    const int VAR_15= get_bits(&s->gb, 3);

                    VAR_14 = VAR_15 + (VAR_15 >= VAR_14);

                }



                if(VAR_13==4)

                    fill_rectangle( &VAR_0->intra4x4_pred_mode_cache[ scan8[VAR_22] ], 2, 2, 8, VAR_14, 1 );

                else

                    VAR_0->intra4x4_pred_mode_cache[ scan8[VAR_22] ] = VAR_14;

            }

            write_back_intra_pred_mode(VAR_0);

            if( ff_h264_check_intra4x4_pred_mode(VAR_0) < 0)

                return -1;

        }else{

            VAR_0->intra16x16_pred_mode= ff_h264_check_intra_pred_mode(VAR_0, VAR_0->intra16x16_pred_mode);

            if(VAR_0->intra16x16_pred_mode < 0)

                return -1;

        }

        if(VAR_6){

            VAR_11= ff_h264_check_intra_pred_mode(VAR_0, get_ue_golomb_31(&s->gb));

            if(VAR_11 < 0)

                return -1;

            VAR_0->chroma_pred_mode= VAR_11;

        } else {

            VAR_0->chroma_pred_mode = DC_128_PRED8x8;

        }

    }else if(VAR_2==4){

        int VAR_22, VAR_16, VAR_17[4], VAR_20, VAR_19[2][4];



        if(VAR_0->slice_type_nos == AV_PICTURE_TYPE_B){

            for(VAR_22=0; VAR_22<4; VAR_22++){

                VAR_0->sub_mb_type[VAR_22]= get_ue_golomb_31(&s->gb);

                if(VAR_0->sub_mb_type[VAR_22] >=13){

                    av_log(VAR_0->s.avctx, AV_LOG_ERROR, "B sub_mb_type %u out of range at %d %d\n", VAR_0->sub_mb_type[VAR_22], s->mb_x, s->mb_y);

                    return -1;

                }

                VAR_17[VAR_22]= b_sub_mb_type_info[ VAR_0->sub_mb_type[VAR_22] ].VAR_2;

                VAR_0->sub_mb_type[VAR_22]=      b_sub_mb_type_info[ VAR_0->sub_mb_type[VAR_22] ].type;

            }

            if( IS_DIRECT(VAR_0->sub_mb_type[0]|VAR_0->sub_mb_type[1]|VAR_0->sub_mb_type[2]|VAR_0->sub_mb_type[3])) {

                ff_h264_pred_direct_motion(VAR_0, &VAR_3);

                VAR_0->ref_cache[0][scan8[4]] =

                VAR_0->ref_cache[1][scan8[4]] =

                VAR_0->ref_cache[0][scan8[12]] =

                VAR_0->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE;

            }

        }else{

            assert(VAR_0->slice_type_nos == AV_PICTURE_TYPE_P); 

            for(VAR_22=0; VAR_22<4; VAR_22++){

                VAR_0->sub_mb_type[VAR_22]= get_ue_golomb_31(&s->gb);

                if(VAR_0->sub_mb_type[VAR_22] >=4){

                    av_log(VAR_0->s.avctx, AV_LOG_ERROR, "P sub_mb_type %u out of range at %d %d\n", VAR_0->sub_mb_type[VAR_22], s->mb_x, s->mb_y);

                    return -1;

                }

                VAR_17[VAR_22]= p_sub_mb_type_info[ VAR_0->sub_mb_type[VAR_22] ].VAR_2;

                VAR_0->sub_mb_type[VAR_22]=      p_sub_mb_type_info[ VAR_0->sub_mb_type[VAR_22] ].type;

            }

        }



        for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){

            int ref_count= IS_REF0(VAR_3) ? 1 : VAR_0->ref_count[VAR_20];

            for(VAR_22=0; VAR_22<4; VAR_22++){

                if(IS_DIRECT(VAR_0->sub_mb_type[VAR_22])) continue;

                if(IS_DIR(VAR_0->sub_mb_type[VAR_22], 0, VAR_20)){

                    unsigned int tmp;

                    if(ref_count == 1){

                        tmp= 0;

                    }else if(ref_count == 2){

                        tmp= get_bits1(&s->gb)^1;

                    }else{

                        tmp= get_ue_golomb_31(&s->gb);

                        if(tmp>=ref_count){

                            av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_19 %u overflow\n", tmp);

                            return -1;

                        }

                    }

                    VAR_19[VAR_20][VAR_22]= tmp;

                }else{

                 

                    VAR_19[VAR_20][VAR_22] = -1;

                }

            }

        }



        if(VAR_5)

            VAR_5 = get_dct8x8_allowed(VAR_0);



        for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){

            for(VAR_22=0; VAR_22<4; VAR_22++){

                if(IS_DIRECT(VAR_0->sub_mb_type[VAR_22])) {

                    VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22] ] = VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]+1 ];

                    continue;

                }

                VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]   ]=VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]+1 ]=

                VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]+8 ]=VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]+9 ]= VAR_19[VAR_20][VAR_22];



                if(IS_DIR(VAR_0->sub_mb_type[VAR_22], 0, VAR_20)){

                    const int sub_mb_type= VAR_0->sub_mb_type[VAR_22];

                    const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1;

                    for(VAR_16=0; VAR_16<VAR_17[VAR_22]; VAR_16++){

                        int VAR_20, VAR_21;

                        const int VAR_31= 4*VAR_22 + block_width*VAR_16;

                        int16_t (* mv_cache)[2]= &VAR_0->mv_cache[VAR_20][ scan8[VAR_31] ];

                        pred_motion(VAR_0, VAR_31, block_width, VAR_20, VAR_0->ref_cache[VAR_20][ scan8[VAR_31] ], &VAR_20, &VAR_21);

                        VAR_20 += get_se_golomb(&s->gb);

                        VAR_21 += get_se_golomb(&s->gb);

                        tprintf(s->avctx, "final mv:%d %d\n", VAR_20, VAR_21);



                        if(IS_SUB_8X8(sub_mb_type)){

                            mv_cache[ 1 ][0]=

                            mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= VAR_20;

                            mv_cache[ 1 ][1]=

                            mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= VAR_21;

                        }else if(IS_SUB_8X4(sub_mb_type)){

                            mv_cache[ 1 ][0]= VAR_20;

                            mv_cache[ 1 ][1]= VAR_21;

                        }else if(IS_SUB_4X8(sub_mb_type)){

                            mv_cache[ 8 ][0]= VAR_20;

                            mv_cache[ 8 ][1]= VAR_21;

                        }

                        mv_cache[ 0 ][0]= VAR_20;

                        mv_cache[ 0 ][1]= VAR_21;

                    }

                }else{

                    uint32_t *p= (uint32_t *)&VAR_0->mv_cache[VAR_20][ scan8[4*VAR_22] ][0];

                    p[0] = p[1]=

                    p[8] = p[9]= 0;

                }

            }

        }

    }else if(IS_DIRECT(VAR_3)){

        ff_h264_pred_direct_motion(VAR_0, &VAR_3);

        VAR_5 &= VAR_0->sps.direct_8x8_inference_flag;

    }else{

        int VAR_20, VAR_20, VAR_21, VAR_22;

          we should set ref_idx_l? to 0 if we use that later ...

        if(IS_16X16(VAR_3)){

            for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){

                    unsigned int val;

                    if(IS_DIR(VAR_3, 0, VAR_20)){

                        if(VAR_0->ref_count[VAR_20]==1){

                            val= 0;

                        }else if(VAR_0->ref_count[VAR_20]==2){

                            val= get_bits1(&s->gb)^1;

                        }else{

                            val= get_ue_golomb_31(&s->gb);

                            if(val >= VAR_0->ref_count[VAR_20]){

                                av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_19 %u overflow\n", val);

                                return -1;

                            }

                        }

                    fill_rectangle(&VAR_0->ref_cache[VAR_20][ scan8[0] ], 4, 4, 8, val, 1);

                    }

            }

            for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){

                if(IS_DIR(VAR_3, 0, VAR_20)){

                    pred_motion(VAR_0, 0, 4, VAR_20, VAR_0->ref_cache[VAR_20][ scan8[0] ], &VAR_20, &VAR_21);

                    VAR_20 += get_se_golomb(&s->gb);

                    VAR_21 += get_se_golomb(&s->gb);

                    tprintf(s->avctx, "final mv:%d %d\n", VAR_20, VAR_21);



                    fill_rectangle(VAR_0->mv_cache[VAR_20][ scan8[0] ], 4, 4, 8, pack16to32(VAR_20,VAR_21), 4);

                }

            }

        }

        else if(IS_16X8(VAR_3)){

            for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){

                    for(VAR_22=0; VAR_22<2; VAR_22++){

                        unsigned int val;

                        if(IS_DIR(VAR_3, VAR_22, VAR_20)){

                            if(VAR_0->ref_count[VAR_20] == 1){

                                val= 0;

                            }else if(VAR_0->ref_count[VAR_20] == 2){

                                val= get_bits1(&s->gb)^1;

                            }else{

                                val= get_ue_golomb_31(&s->gb);

                                if(val >= VAR_0->ref_count[VAR_20]){

                                    av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_19 %u overflow\n", val);

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

                        fill_rectangle(&VAR_0->ref_cache[VAR_20][ scan8[0] + 16*VAR_22 ], 4, 2, 8, val, 1);

                    }

            }

            for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){

                for(VAR_22=0; VAR_22<2; VAR_22++){

                    unsigned int val;

                    if(IS_DIR(VAR_3, VAR_22, VAR_20)){

                        pred_16x8_motion(VAR_0, 8*VAR_22, VAR_20, VAR_0->ref_cache[VAR_20][scan8[0] + 16*VAR_22], &VAR_20, &VAR_21);

                        VAR_20 += get_se_golomb(&s->gb);

                        VAR_21 += get_se_golomb(&s->gb);

                        tprintf(s->avctx, "final mv:%d %d\n", VAR_20, VAR_21);



                        val= pack16to32(VAR_20,VAR_21);

                    }else

                        val=0;

                    fill_rectangle(VAR_0->mv_cache[VAR_20][ scan8[0] + 16*VAR_22 ], 4, 2, 8, val, 4);

                }

            }

        }else{

            assert(IS_8X16(VAR_3));

            for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){

                    for(VAR_22=0; VAR_22<2; VAR_22++){

                        unsigned int val;

                        if(IS_DIR(VAR_3, VAR_22, VAR_20)){  optimize

                            if(VAR_0->ref_count[VAR_20]==1){

                                val= 0;

                            }else if(VAR_0->ref_count[VAR_20]==2){

                                val= get_bits1(&s->gb)^1;

                            }else{

                                val= get_ue_golomb_31(&s->gb);

                                if(val >= VAR_0->ref_count[VAR_20]){

                                    av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_19 %u overflow\n", val);

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

                        fill_rectangle(&VAR_0->ref_cache[VAR_20][ scan8[0] + 2*VAR_22 ], 2, 4, 8, val, 1);

                    }

            }

            for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){

                for(VAR_22=0; VAR_22<2; VAR_22++){

                    unsigned int val;

                    if(IS_DIR(VAR_3, VAR_22, VAR_20)){

                        pred_8x16_motion(VAR_0, VAR_22*4, VAR_20, VAR_0->ref_cache[VAR_20][ scan8[0] + 2*VAR_22 ], &VAR_20, &VAR_21);

                        VAR_20 += get_se_golomb(&s->gb);

                        VAR_21 += get_se_golomb(&s->gb);

                        tprintf(s->avctx, "final mv:%d %d\n", VAR_20, VAR_21);



                        val= pack16to32(VAR_20,VAR_21);

                    }else

                        val=0;

                    fill_rectangle(VAR_0->mv_cache[VAR_20][ scan8[0] + 2*VAR_22 ], 2, 4, 8, val, 4);

                }

            }

        }

    }



    if(IS_INTER(VAR_3))

        write_back_motion(VAR_0, VAR_3);



    if(!IS_INTRA16x16(VAR_3)){

        VAR_4= get_ue_golomb(&s->gb);



        if(VAR_6){

            if(VAR_4 > 47){

                av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_4 too large (%u) at %d %d\n", VAR_4, s->mb_x, s->mb_y);

                return -1;

            }

            if(IS_INTRA4x4(VAR_3)) VAR_4= golomb_to_intra4x4_cbp[VAR_4];

            else                     VAR_4= golomb_to_inter_cbp   [VAR_4];

        }else{

            if(VAR_4 > 15){

                av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_4 too large (%u) at %d %d\n", VAR_4, s->mb_x, s->mb_y);

                return -1;

            }

            if(IS_INTRA4x4(VAR_3)) VAR_4= golomb_to_intra4x4_cbp_gray[VAR_4];

            else                     VAR_4= golomb_to_inter_cbp_gray[VAR_4];

        }

    }



    if(VAR_5 && (VAR_4&15) && !IS_INTRA(VAR_3)){

        VAR_3 |= MB_TYPE_8x8DCT*get_bits1(&s->gb);

    }

    VAR_0->VAR_4=

    VAR_0->cbp_table[VAR_1]= VAR_4;

    s->current_picture.f.VAR_3[VAR_1] = VAR_3;



    if(VAR_4 || IS_INTRA16x16(VAR_3)){

        int VAR_22, VAR_23, VAR_24;

        int VAR_25;

        int VAR_26;

        GetBitContext *gb= IS_INTRA(VAR_3) ? VAR_0->intra_gb_ptr : VAR_0->inter_gb_ptr;

        const uint8_t *VAR_27, *scan8x8;

        const int VAR_28 = 51 + 6*(VAR_0->sps.bit_depth_luma-8);



        if(IS_INTERLACED(VAR_3)){

            scan8x8= s->qscale ? VAR_0->field_scan8x8_cavlc : VAR_0->field_scan8x8_cavlc_q0;

            VAR_27= s->qscale ? VAR_0->field_scan : VAR_0->field_scan_q0;

        }else{

            scan8x8= s->qscale ? VAR_0->zigzag_scan8x8_cavlc : VAR_0->zigzag_scan8x8_cavlc_q0;

            VAR_27= s->qscale ? VAR_0->zigzag_scan : VAR_0->zigzag_scan_q0;

        }



        VAR_25= get_se_golomb(&s->gb);



        s->qscale += VAR_25;



        if(((unsigned)s->qscale) > VAR_28){

            if(s->qscale<0) s->qscale+= VAR_28+1;

            else            s->qscale-= VAR_28+1;

            if(((unsigned)s->qscale) > VAR_28){

                av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_25 out of range (%d) at %d %d\n", VAR_25, s->mb_x, s->mb_y);

                return -1;

            }

        }



        VAR_0->chroma_qp[0]= get_chroma_qp(VAR_0, 0, s->qscale);

        VAR_0->chroma_qp[1]= get_chroma_qp(VAR_0, 1, s->qscale);



        if( (VAR_26 = decode_luma_residual(VAR_0, gb, VAR_27, scan8x8, VAR_7, VAR_3, VAR_4, 0)) < 0 ){

            return -1;

        }

        VAR_0->cbp_table[VAR_1] |= VAR_26 << 12;

        if(CHROMA444){

            if( decode_luma_residual(VAR_0, gb, VAR_27, scan8x8, VAR_7, VAR_3, VAR_4, 1) < 0 ){

                return -1;

            }

            if( decode_luma_residual(VAR_0, gb, VAR_27, scan8x8, VAR_7, VAR_3, VAR_4, 2) < 0 ){

                return -1;

            }

        } else if (CHROMA422) {

            if(VAR_4&0x30){

                for(VAR_24=0; VAR_24<2; VAR_24++)

                    if (decode_residual(VAR_0, gb, VAR_0->mb + ((256 + 16*16*VAR_24) << VAR_7),

                                        CHROMA_DC_BLOCK_INDEX+VAR_24, chroma422_dc_scan,

                                        NULL, 8) < 0) {

                        return -1;

                    }

            }



            if(VAR_4&0x20){

                for(VAR_24=0; VAR_24<2; VAR_24++){

                    const uint32_t *VAR_31 = VAR_0->dequant4_coeff[VAR_24+1+(IS_INTRA( VAR_3 ) ? 0:3)][VAR_0->chroma_qp[VAR_24]];

                    DCTELEM *mb = VAR_0->mb + (16*(16 + 16*VAR_24) << VAR_7);

                    for (VAR_23 = 0; VAR_23 < 2; VAR_23++) {

                        for (VAR_22 = 0; VAR_22 < 4; VAR_22++) {

                            const int VAR_31 = 16 + 16*VAR_24 + 8*VAR_23 + VAR_22;

                            if (decode_residual(VAR_0, gb, mb, VAR_31, VAR_27 + 1, VAR_31, 15) < 0)

                                return -1;

                            mb += 16 << VAR_7;

                        }

                    }

                }

            }else{

                fill_rectangle(&VAR_0->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

                fill_rectangle(&VAR_0->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

            }

        } else  {

            if(VAR_4&0x30){

                for(VAR_24=0; VAR_24<2; VAR_24++)

                    if( decode_residual(VAR_0, gb, VAR_0->mb + ((256 + 16*16*VAR_24) << VAR_7), CHROMA_DC_BLOCK_INDEX+VAR_24, chroma_dc_scan, NULL, 4) < 0){

                        return -1;

                    }

            }



            if(VAR_4&0x20){

                for(VAR_24=0; VAR_24<2; VAR_24++){

                    const uint32_t *VAR_31 = VAR_0->dequant4_coeff[VAR_24+1+(IS_INTRA( VAR_3 ) ? 0:3)][VAR_0->chroma_qp[VAR_24]];

                    for(VAR_22=0; VAR_22<4; VAR_22++){

                        const int VAR_31= 16 + 16*VAR_24 + VAR_22;

                        if( decode_residual(VAR_0, gb, VAR_0->mb + (16*VAR_31 << VAR_7), VAR_31, VAR_27 + 1, VAR_31, 15) < 0){

                            return -1;

                        }

                    }

                }

            }else{

                fill_rectangle(&VAR_0->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

                fill_rectangle(&VAR_0->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

            }

        }

    }else{

        fill_rectangle(&VAR_0->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1);

        fill_rectangle(&VAR_0->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

        fill_rectangle(&VAR_0->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

    }

    s->current_picture.f.qscale_table[VAR_1] = s->qscale;

    write_back_non_zero_count(VAR_0);



    if(MB_MBAFF){

        VAR_0->ref_count[0] >>= 1;

        VAR_0->ref_count[1] >>= 1;

    }



    return 0;

}

int FUNC_0(H264Context *VAR_0){ MpegEncContext * const s = &VAR_0->s; int VAR_1; int VAR_2; unsigned int VAR_3, VAR_4; int VAR_5= VAR_0->pps.transform_8x8_mode; int VAR_6 = VAR_0->sps.chroma_format_idc == 1 || VAR_0->sps.chroma_format_idc == 2; const int VAR_7 = VAR_0->VAR_7; VAR_1 = VAR_0->VAR_1 = s->mb_x + s->mb_y*s->mb_stride; tprintf(s->avctx, "pic:%d mb:%d/%d\n", VAR_0->frame_num, s->mb_x, s->mb_y); VAR_4 = 0; if(VAR_0->slice_type_nos != AV_PICTURE_TYPE_I){ if(s->mb_skip_run==-1)
s->mb_skip_run= get_ue_golomb(&s->gb); if (s->mb_skip_run--) { if(FRAME_MBAFF && (s->mb_y&1) == 0){ if(s->mb_skip_run==0)
VAR_0->mb_mbaff = VAR_0->mb_field_decoding_flag = get_bits1(&s->gb); } decode_mb_skip(VAR_0); return 0; } } if(FRAME_MBAFF){ if( (s->mb_y&1) == 0 )
VAR_0->mb_mbaff = VAR_0->mb_field_decoding_flag = get_bits1(&s->gb); } VAR_0->prev_mb_skipped= 0; VAR_3= get_ue_golomb(&s->gb); if(VAR_0->slice_type_nos == AV_PICTURE_TYPE_B){ if(VAR_3 < 23){ VAR_2= b_mb_type_info[VAR_3].VAR_2; VAR_3=         b_mb_type_info[VAR_3].type; }else{ VAR_3 -= 23; goto decode_intra_mb; } }else if(VAR_0->slice_type_nos == AV_PICTURE_TYPE_P){ if(VAR_3 < 5){ VAR_2= p_mb_type_info[VAR_3].VAR_2; VAR_3=         p_mb_type_info[VAR_3].type; }else{ VAR_3 -= 5; goto decode_intra_mb; } }else{ assert(VAR_0->slice_type_nos == AV_PICTURE_TYPE_I); if(VAR_0->slice_type == AV_PICTURE_TYPE_SI && VAR_3)
VAR_3--; decode_intra_mb:
if(VAR_3 > 25){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_3 %d in %c slice too large at %d %d\n", VAR_3, av_get_picture_type_char(VAR_0->slice_type), s->mb_x, s->mb_y); return -1; } VAR_2=0; VAR_4= i_mb_type_info[VAR_3].VAR_4; VAR_0->intra16x16_pred_mode= i_mb_type_info[VAR_3].VAR_11; VAR_3= i_mb_type_info[VAR_3].type; } if(MB_FIELD)
VAR_3 |= MB_TYPE_INTERLACED; VAR_0->slice_table[ VAR_1 ]= VAR_0->slice_num; if(IS_INTRA_PCM(VAR_3)){ unsigned int VAR_8; static const uint16_t VAR_9[4] = {256,384,512,768}; const int VAR_10 = VAR_9[VAR_0->sps.chroma_format_idc]*VAR_0->sps.bit_depth_luma >> 3; align_get_bits(&s->gb); for(VAR_8=0; VAR_8 < VAR_10; VAR_8++){ ((uint8_t*)VAR_0->mb)[VAR_8]= get_bits(&s->gb, 8); } s->current_picture.f.qscale_table[VAR_1] = 0; memset(VAR_0->non_zero_count[VAR_1], 16, 48); s->current_picture.f.VAR_3[VAR_1] = VAR_3; return 0; } if(MB_MBAFF){ VAR_0->ref_count[0] <<= 1; VAR_0->ref_count[1] <<= 1; } fill_decode_neighbors(VAR_0, VAR_3); fill_decode_caches(VAR_0, VAR_3); if(IS_INTRA(VAR_3)){ int VAR_11; if(IS_INTRA4x4(VAR_3)){ int VAR_22; int VAR_13 = 1; if(VAR_5 && get_bits1(&s->gb)){ VAR_3 |= MB_TYPE_8x8DCT; VAR_13 = 4; } for(VAR_22=0; VAR_22<16; VAR_22+=VAR_13){ int VAR_14= pred_intra_mode(VAR_0, VAR_22); if(!get_bits1(&s->gb)){ const int VAR_15= get_bits(&s->gb, 3); VAR_14 = VAR_15 + (VAR_15 >= VAR_14); } if(VAR_13==4)
fill_rectangle( &VAR_0->intra4x4_pred_mode_cache[ scan8[VAR_22] ], 2, 2, 8, VAR_14, 1 ); else
VAR_0->intra4x4_pred_mode_cache[ scan8[VAR_22] ] = VAR_14; } write_back_intra_pred_mode(VAR_0); if( ff_h264_check_intra4x4_pred_mode(VAR_0) < 0)
return -1; }else{ VAR_0->intra16x16_pred_mode= ff_h264_check_intra_pred_mode(VAR_0, VAR_0->intra16x16_pred_mode); if(VAR_0->intra16x16_pred_mode < 0)
return -1; } if(VAR_6){ VAR_11= ff_h264_check_intra_pred_mode(VAR_0, get_ue_golomb_31(&s->gb)); if(VAR_11 < 0)
return -1; VAR_0->chroma_pred_mode= VAR_11; } else { VAR_0->chroma_pred_mode = DC_128_PRED8x8; } }else if(VAR_2==4){ int VAR_22, VAR_16, VAR_17[4], VAR_20, VAR_19[2][4]; if(VAR_0->slice_type_nos == AV_PICTURE_TYPE_B){ for(VAR_22=0; VAR_22<4; VAR_22++){ VAR_0->sub_mb_type[VAR_22]= get_ue_golomb_31(&s->gb); if(VAR_0->sub_mb_type[VAR_22] >=13){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "B sub_mb_type %u out of range at %d %d\n", VAR_0->sub_mb_type[VAR_22], s->mb_x, s->mb_y); return -1; } VAR_17[VAR_22]= b_sub_mb_type_info[ VAR_0->sub_mb_type[VAR_22] ].VAR_2; VAR_0->sub_mb_type[VAR_22]=      b_sub_mb_type_info[ VAR_0->sub_mb_type[VAR_22] ].type; } if( IS_DIRECT(VAR_0->sub_mb_type[0]|VAR_0->sub_mb_type[1]|VAR_0->sub_mb_type[2]|VAR_0->sub_mb_type[3])) { ff_h264_pred_direct_motion(VAR_0, &VAR_3); VAR_0->ref_cache[0][scan8[4]] =
VAR_0->ref_cache[1][scan8[4]] =
VAR_0->ref_cache[0][scan8[12]] =
VAR_0->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE; } }else{ assert(VAR_0->slice_type_nos == AV_PICTURE_TYPE_P); for(VAR_22=0; VAR_22<4; VAR_22++){ VAR_0->sub_mb_type[VAR_22]= get_ue_golomb_31(&s->gb); if(VAR_0->sub_mb_type[VAR_22] >=4){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "P sub_mb_type %u out of range at %d %d\n", VAR_0->sub_mb_type[VAR_22], s->mb_x, s->mb_y); return -1; } VAR_17[VAR_22]= p_sub_mb_type_info[ VAR_0->sub_mb_type[VAR_22] ].VAR_2; VAR_0->sub_mb_type[VAR_22]=      p_sub_mb_type_info[ VAR_0->sub_mb_type[VAR_22] ].type; } } for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){ int ref_count= IS_REF0(VAR_3) ? 1 : VAR_0->ref_count[VAR_20]; for(VAR_22=0; VAR_22<4; VAR_22++){ if(IS_DIRECT(VAR_0->sub_mb_type[VAR_22])) continue; if(IS_DIR(VAR_0->sub_mb_type[VAR_22], 0, VAR_20)){ unsigned int tmp; if(ref_count == 1){ tmp= 0; }else if(ref_count == 2){ tmp= get_bits1(&s->gb)^1; }else{ tmp= get_ue_golomb_31(&s->gb); if(tmp>=ref_count){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_19 %u overflow\n", tmp); return -1; } } VAR_19[VAR_20][VAR_22]= tmp; }else{ VAR_19[VAR_20][VAR_22] = -1; } } } if(VAR_5)
VAR_5 = get_dct8x8_allowed(VAR_0); for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){ for(VAR_22=0; VAR_22<4; VAR_22++){ if(IS_DIRECT(VAR_0->sub_mb_type[VAR_22])) { VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22] ] = VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]+1 ]; continue; } VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]   ]=VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]+1 ]=
VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]+8 ]=VAR_0->ref_cache[VAR_20][ scan8[4*VAR_22]+9 ]= VAR_19[VAR_20][VAR_22]; if(IS_DIR(VAR_0->sub_mb_type[VAR_22], 0, VAR_20)){ const int sub_mb_type= VAR_0->sub_mb_type[VAR_22]; const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1; for(VAR_16=0; VAR_16<VAR_17[VAR_22]; VAR_16++){ int VAR_20, VAR_21; const int VAR_31= 4*VAR_22 + block_width*VAR_16; int16_t (* mv_cache)[2]= &VAR_0->mv_cache[VAR_20][ scan8[VAR_31] ]; pred_motion(VAR_0, VAR_31, block_width, VAR_20, VAR_0->ref_cache[VAR_20][ scan8[VAR_31] ], &VAR_20, &VAR_21); VAR_20 += get_se_golomb(&s->gb); VAR_21 += get_se_golomb(&s->gb); tprintf(s->avctx, "final mv:%d %d\n", VAR_20, VAR_21); if(IS_SUB_8X8(sub_mb_type)){ mv_cache[ 1 ][0]=
mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= VAR_20; mv_cache[ 1 ][1]=
mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= VAR_21; }else if(IS_SUB_8X4(sub_mb_type)){ mv_cache[ 1 ][0]= VAR_20; mv_cache[ 1 ][1]= VAR_21; }else if(IS_SUB_4X8(sub_mb_type)){ mv_cache[ 8 ][0]= VAR_20; mv_cache[ 8 ][1]= VAR_21; } mv_cache[ 0 ][0]= VAR_20; mv_cache[ 0 ][1]= VAR_21; } }else{ uint32_t *p= (uint32_t *)&VAR_0->mv_cache[VAR_20][ scan8[4*VAR_22] ][0]; p[0] = p[1]=
p[8] = p[9]= 0; } } } }else if(IS_DIRECT(VAR_3)){ ff_h264_pred_direct_motion(VAR_0, &VAR_3); VAR_5 &= VAR_0->sps.direct_8x8_inference_flag; }else{ int VAR_20, VAR_20, VAR_21, VAR_22; we should set ref_idx_l? to 0 if we use that later ...
if(IS_16X16(VAR_3)){ for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){ unsigned int val; if(IS_DIR(VAR_3, 0, VAR_20)){ if(VAR_0->ref_count[VAR_20]==1){ val= 0; }else if(VAR_0->ref_count[VAR_20]==2){ val= get_bits1(&s->gb)^1; }else{ val= get_ue_golomb_31(&s->gb); if(val >= VAR_0->ref_count[VAR_20]){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_19 %u overflow\n", val); return -1; } } fill_rectangle(&VAR_0->ref_cache[VAR_20][ scan8[0] ], 4, 4, 8, val, 1); } } for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){ if(IS_DIR(VAR_3, 0, VAR_20)){ pred_motion(VAR_0, 0, 4, VAR_20, VAR_0->ref_cache[VAR_20][ scan8[0] ], &VAR_20, &VAR_21); VAR_20 += get_se_golomb(&s->gb); VAR_21 += get_se_golomb(&s->gb); tprintf(s->avctx, "final mv:%d %d\n", VAR_20, VAR_21); fill_rectangle(VAR_0->mv_cache[VAR_20][ scan8[0] ], 4, 4, 8, pack16to32(VAR_20,VAR_21), 4); } } } else if(IS_16X8(VAR_3)){ for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){ for(VAR_22=0; VAR_22<2; VAR_22++){ unsigned int val; if(IS_DIR(VAR_3, VAR_22, VAR_20)){ if(VAR_0->ref_count[VAR_20] == 1){ val= 0; }else if(VAR_0->ref_count[VAR_20] == 2){ val= get_bits1(&s->gb)^1; }else{ val= get_ue_golomb_31(&s->gb); if(val >= VAR_0->ref_count[VAR_20]){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_19 %u overflow\n", val); return -1; } } }else val= LIST_NOT_USED&0xFF; fill_rectangle(&VAR_0->ref_cache[VAR_20][ scan8[0] + 16*VAR_22 ], 4, 2, 8, val, 1); } } for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){ for(VAR_22=0; VAR_22<2; VAR_22++){ unsigned int val; if(IS_DIR(VAR_3, VAR_22, VAR_20)){ pred_16x8_motion(VAR_0, 8*VAR_22, VAR_20, VAR_0->ref_cache[VAR_20][scan8[0] + 16*VAR_22], &VAR_20, &VAR_21); VAR_20 += get_se_golomb(&s->gb); VAR_21 += get_se_golomb(&s->gb); tprintf(s->avctx, "final mv:%d %d\n", VAR_20, VAR_21); val= pack16to32(VAR_20,VAR_21); }else val=0; fill_rectangle(VAR_0->mv_cache[VAR_20][ scan8[0] + 16*VAR_22 ], 4, 2, 8, val, 4); } } }else{ assert(IS_8X16(VAR_3)); for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){ for(VAR_22=0; VAR_22<2; VAR_22++){ unsigned int val; if(IS_DIR(VAR_3, VAR_22, VAR_20)){  optimize if(VAR_0->ref_count[VAR_20]==1){ val= 0; }else if(VAR_0->ref_count[VAR_20]==2){ val= get_bits1(&s->gb)^1; }else{ val= get_ue_golomb_31(&s->gb); if(val >= VAR_0->ref_count[VAR_20]){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_19 %u overflow\n", val); return -1; } } }else val= LIST_NOT_USED&0xFF; fill_rectangle(&VAR_0->ref_cache[VAR_20][ scan8[0] + 2*VAR_22 ], 2, 4, 8, val, 1); } } for(VAR_20=0; VAR_20<VAR_0->list_count; VAR_20++){ for(VAR_22=0; VAR_22<2; VAR_22++){ unsigned int val; if(IS_DIR(VAR_3, VAR_22, VAR_20)){ pred_8x16_motion(VAR_0, VAR_22*4, VAR_20, VAR_0->ref_cache[VAR_20][ scan8[0] + 2*VAR_22 ], &VAR_20, &VAR_21); VAR_20 += get_se_golomb(&s->gb); VAR_21 += get_se_golomb(&s->gb); tprintf(s->avctx, "final mv:%d %d\n", VAR_20, VAR_21); val= pack16to32(VAR_20,VAR_21); }else val=0; fill_rectangle(VAR_0->mv_cache[VAR_20][ scan8[0] + 2*VAR_22 ], 2, 4, 8, val, 4); } } } } if(IS_INTER(VAR_3))
write_back_motion(VAR_0, VAR_3); if(!IS_INTRA16x16(VAR_3)){ VAR_4= get_ue_golomb(&s->gb); if(VAR_6){ if(VAR_4 > 47){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_4 too large (%u) at %d %d\n", VAR_4, s->mb_x, s->mb_y); return -1; } if(IS_INTRA4x4(VAR_3)) VAR_4= golomb_to_intra4x4_cbp[VAR_4]; else                     VAR_4= golomb_to_inter_cbp   [VAR_4]; }else{ if(VAR_4 > 15){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_4 too large (%u) at %d %d\n", VAR_4, s->mb_x, s->mb_y); return -1; } if(IS_INTRA4x4(VAR_3)) VAR_4= golomb_to_intra4x4_cbp_gray[VAR_4]; else                     VAR_4= golomb_to_inter_cbp_gray[VAR_4]; } } if(VAR_5 && (VAR_4&15) && !IS_INTRA(VAR_3)){ VAR_3 |= MB_TYPE_8x8DCT*get_bits1(&s->gb); } VAR_0->VAR_4=
VAR_0->cbp_table[VAR_1]= VAR_4; s->current_picture.f.VAR_3[VAR_1] = VAR_3; if(VAR_4 || IS_INTRA16x16(VAR_3)){ int VAR_22, VAR_23, VAR_24; int VAR_25; int VAR_26; GetBitContext *gb= IS_INTRA(VAR_3) ? VAR_0->intra_gb_ptr : VAR_0->inter_gb_ptr; const uint8_t *VAR_27, *scan8x8; const int VAR_28 = 51 + 6*(VAR_0->sps.bit_depth_luma-8); if(IS_INTERLACED(VAR_3)){ scan8x8= s->qscale ? VAR_0->field_scan8x8_cavlc : VAR_0->field_scan8x8_cavlc_q0; VAR_27= s->qscale ? VAR_0->field_scan : VAR_0->field_scan_q0; }else{ scan8x8= s->qscale ? VAR_0->zigzag_scan8x8_cavlc : VAR_0->zigzag_scan8x8_cavlc_q0; VAR_27= s->qscale ? VAR_0->zigzag_scan : VAR_0->zigzag_scan_q0; } VAR_25= get_se_golomb(&s->gb); s->qscale += VAR_25; if(((unsigned)s->qscale) > VAR_28){ if(s->qscale<0) s->qscale+= VAR_28+1; else            s->qscale-= VAR_28+1; if(((unsigned)s->qscale) > VAR_28){ av_log(VAR_0->s.avctx, AV_LOG_ERROR, "VAR_25 out of range (%d) at %d %d\n", VAR_25, s->mb_x, s->mb_y); return -1; } } VAR_0->chroma_qp[0]= get_chroma_qp(VAR_0, 0, s->qscale); VAR_0->chroma_qp[1]= get_chroma_qp(VAR_0, 1, s->qscale); if( (VAR_26 = decode_luma_residual(VAR_0, gb, VAR_27, scan8x8, VAR_7, VAR_3, VAR_4, 0)) < 0 ){ return -1; } VAR_0->cbp_table[VAR_1] |= VAR_26 << 12; if(CHROMA444){ if( decode_luma_residual(VAR_0, gb, VAR_27, scan8x8, VAR_7, VAR_3, VAR_4, 1) < 0 ){ return -1; } if( decode_luma_residual(VAR_0, gb, VAR_27, scan8x8, VAR_7, VAR_3, VAR_4, 2) < 0 ){ return -1; } } else if (CHROMA422) { if(VAR_4&0x30){ for(VAR_24=0; VAR_24<2; VAR_24++) if (decode_residual(VAR_0, gb, VAR_0->mb + ((256 + 16*16*VAR_24) << VAR_7),
CHROMA_DC_BLOCK_INDEX+VAR_24, chroma422_dc_scan,
NULL, 8) < 0) { return -1; } } if(VAR_4&0x20){ for(VAR_24=0; VAR_24<2; VAR_24++){ const uint32_t *VAR_31 = VAR_0->dequant4_coeff[VAR_24+1+(IS_INTRA( VAR_3 ) ? 0:3)][VAR_0->chroma_qp[VAR_24]]; DCTELEM *mb = VAR_0->mb + (16*(16 + 16*VAR_24) << VAR_7); for (VAR_23 = 0; VAR_23 < 2; VAR_23++) { for (VAR_22 = 0; VAR_22 < 4; VAR_22++) { const int VAR_31 = 16 + 16*VAR_24 + 8*VAR_23 + VAR_22; if (decode_residual(VAR_0, gb, mb, VAR_31, VAR_27 + 1, VAR_31, 15) < 0)
return -1; mb += 16 << VAR_7; } } } }else{ fill_rectangle(&VAR_0->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); fill_rectangle(&VAR_0->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); } } else  { if(VAR_4&0x30){ for(VAR_24=0; VAR_24<2; VAR_24++) if( decode_residual(VAR_0, gb, VAR_0->mb + ((256 + 16*16*VAR_24) << VAR_7), CHROMA_DC_BLOCK_INDEX+VAR_24, chroma_dc_scan, NULL, 4) < 0){ return -1; } } if(VAR_4&0x20){ for(VAR_24=0; VAR_24<2; VAR_24++){ const uint32_t *VAR_31 = VAR_0->dequant4_coeff[VAR_24+1+(IS_INTRA( VAR_3 ) ? 0:3)][VAR_0->chroma_qp[VAR_24]]; for(VAR_22=0; VAR_22<4; VAR_22++){ const int VAR_31= 16 + 16*VAR_24 + VAR_22; if( decode_residual(VAR_0, gb, VAR_0->mb + (16*VAR_31 << VAR_7), VAR_31, VAR_27 + 1, VAR_31, 15) < 0){ return -1; } } } }else{ fill_rectangle(&VAR_0->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); fill_rectangle(&VAR_0->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); } } }else{ fill_rectangle(&VAR_0->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1); fill_rectangle(&VAR_0->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); fill_rectangle(&VAR_0->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); } s->current_picture.f.qscale_table[VAR_1] = s->qscale; write_back_non_zero_count(VAR_0); if(MB_MBAFF){ VAR_0->ref_count[0] >>= 1; VAR_0->ref_count[1] >>= 1; } return 0; }