int ff_h264_decode_mb_cavlc(const H264Context *h, H264SliceContext *sl)

{

    int mb_xy;

    int partition_count;

    unsigned int mb_type, cbp;

    int dct8x8_allowed= h->ps.pps->transform_8x8_mode;

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

    const int pixel_shift = h->pixel_shift;



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



    ff_tlog(h->avctx, "pic:%d mb:%d/%d\n", h->poc.frame_num, sl->mb_x, sl->mb_y);

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

                down the code */

    if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {

        if (sl->mb_skip_run == -1)

            sl->mb_skip_run = get_ue_golomb_long(&sl->gb);



        if (sl->mb_skip_run--) {

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

                if (sl->mb_skip_run == 0)

                    sl->mb_mbaff = sl->mb_field_decoding_flag = get_bits1(&sl->gb);

            }

            decode_mb_skip(h, sl);

            return 0;

        }

    }

    if (FRAME_MBAFF(h)) {

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

            sl->mb_mbaff = sl->mb_field_decoding_flag = get_bits1(&sl->gb);

    }



    sl->prev_mb_skipped = 0;



    mb_type= get_ue_golomb(&sl->gb);

    if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {

        if(mb_type < 23){

            partition_count = ff_h264_b_mb_type_info[mb_type].partition_count;

            mb_type         = ff_h264_b_mb_type_info[mb_type].type;

        }else{

            mb_type -= 23;

            goto decode_intra_mb;

        }

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

        if(mb_type < 5){

            partition_count = ff_h264_p_mb_type_info[mb_type].partition_count;

            mb_type         = ff_h264_p_mb_type_info[mb_type].type;

        }else{

            mb_type -= 5;

            goto decode_intra_mb;

        }

    }else{

       av_assert2(sl->slice_type_nos == AV_PICTURE_TYPE_I);

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

            mb_type--;

decode_intra_mb:

        if(mb_type > 25){

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

            return -1;

        }

        partition_count=0;

        cbp                      = ff_h264_i_mb_type_info[mb_type].cbp;

        sl->intra16x16_pred_mode = ff_h264_i_mb_type_info[mb_type].pred_mode;

        mb_type                  = ff_h264_i_mb_type_info[mb_type].type;

    }



    if (MB_FIELD(sl))

        mb_type |= MB_TYPE_INTERLACED;



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



    if(IS_INTRA_PCM(mb_type)){

        const int mb_size = ff_h264_mb_sizes[h->ps.sps->chroma_format_idc] *

                            h->ps.sps->bit_depth_luma;



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

        sl->intra_pcm_ptr = align_get_bits(&sl->gb);

        if (get_bits_left(&sl->gb) < mb_size) {

            av_log(h->avctx, AV_LOG_ERROR, "Not enough data for an intra PCM block.\n");

            return AVERROR_INVALIDDATA;

        }

        skip_bits_long(&sl->gb, mb_size);



        // In deblocking, the quantizer is 0

        h->cur_pic.qscale_table[mb_xy] = 0;

        // All coeffs are present

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



        h->cur_pic.mb_type[mb_xy] = mb_type;

        return 0;

    }



    fill_decode_neighbors(h, sl, mb_type);

    fill_decode_caches(h, sl, 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(&sl->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, sl, i);



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

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

                    mode = rem_mode + (rem_mode >= mode);

                }



                if(di==4)

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

                else

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

            }

            write_back_intra_pred_mode(h, sl);

            if (ff_h264_check_intra4x4_pred_mode(sl->intra4x4_pred_mode_cache, h->avctx,

                                                 sl->top_samples_available, sl->left_samples_available) < 0)

                return -1;

        }else{

            sl->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(h->avctx, sl->top_samples_available,

                                                                     sl->left_samples_available, sl->intra16x16_pred_mode, 0);

            if (sl->intra16x16_pred_mode < 0)

                return -1;

        }

        if(decode_chroma){

            pred_mode= ff_h264_check_intra_pred_mode(h->avctx, sl->top_samples_available,

                                                     sl->left_samples_available, get_ue_golomb_31(&sl->gb), 1);

            if(pred_mode < 0)

                return -1;

            sl->chroma_pred_mode = pred_mode;

        } else {

            sl->chroma_pred_mode = DC_128_PRED8x8;

        }

    }else if(partition_count==4){

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



        if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {

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

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

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

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

                    return -1;

                }

                sub_partition_count[i] = ff_h264_b_sub_mb_type_info[sl->sub_mb_type[i]].partition_count;

                sl->sub_mb_type[i]     = ff_h264_b_sub_mb_type_info[sl->sub_mb_type[i]].type;

            }

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

                ff_h264_pred_direct_motion(h, sl, &mb_type);

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

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

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

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

            }

        }else{

            av_assert2(sl->slice_type_nos == AV_PICTURE_TYPE_P); //FIXME SP correct ?

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

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

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

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

                    return -1;

                }

                sub_partition_count[i] = ff_h264_p_sub_mb_type_info[sl->sub_mb_type[i]].partition_count;

                sl->sub_mb_type[i]     = ff_h264_p_sub_mb_type_info[sl->sub_mb_type[i]].type;

            }

        }



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

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

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

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

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

                    unsigned int tmp;

                    if(ref_count == 1){

                        tmp= 0;

                    }else if(ref_count == 2){

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

                    }else{

                        tmp= get_ue_golomb_31(&sl->gb);

                        if(tmp>=ref_count){

                            av_log(h->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, sl);



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

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

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

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

                    continue;

                }

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

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



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

                    const int sub_mb_type= sl->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]= &sl->mv_cache[list][ scan8[index] ];

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

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

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

                        ff_tlog(h->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 *)&sl->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, sl, &mb_type);

        dct8x8_allowed &= h->ps.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 < sl->list_count; list++) {

                    unsigned int val;

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

                        unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);

                        if (rc == 1) {

                            val= 0;

                        } else if (rc == 2) {

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

                        }else{

                            val= get_ue_golomb_31(&sl->gb);

                            if (val >= rc) {

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

                                return -1;

                            }

                        }

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

                    }

            }

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

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

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

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

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

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



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

                }

            }

        }

        else if(IS_16X8(mb_type)){

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

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

                        unsigned int val;

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

                            unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);

                            if (rc == 1) {

                                val= 0;

                            } else if (rc == 2) {

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

                            }else{

                                val= get_ue_golomb_31(&sl->gb);

                                if (val >= rc) {

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

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

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

                    }

            }

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

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

                    unsigned int val;

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

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

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

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

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



                        val= pack16to32(mx,my);

                    }else

                        val=0;

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

                }

            }

        }else{

            av_assert2(IS_8X16(mb_type));

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

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

                        unsigned int val;

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

                            unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);

                            if (rc == 1) {

                                val= 0;

                            } else if (rc == 2) {

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

                            }else{

                                val= get_ue_golomb_31(&sl->gb);

                                if (val >= rc) {

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

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

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

                    }

            }

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

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

                    unsigned int val;

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

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

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

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

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



                        val= pack16to32(mx,my);

                    }else

                        val=0;

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

                }

            }

        }

    }



    if(IS_INTER(mb_type))

        write_back_motion(h, sl, mb_type);



    if(!IS_INTRA16x16(mb_type)){

        cbp= get_ue_golomb(&sl->gb);



        if(decode_chroma){

            if(cbp > 47){

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

                return -1;

            }

            if (IS_INTRA4x4(mb_type))

                cbp = ff_h264_golomb_to_intra4x4_cbp[cbp];

            else

                cbp = ff_h264_golomb_to_inter_cbp[cbp];

        }else{

            if(cbp > 15){

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

                return -1;

            }

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

            else                     cbp= golomb_to_inter_cbp_gray[cbp];

        }

    } else {

        if (!decode_chroma && cbp>15) {

            av_log(h->avctx, AV_LOG_ERROR, "gray chroma\n");

            return AVERROR_INVALIDDATA;

        }

    }



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

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

    }

    sl->cbp=

    h->cbp_table[mb_xy]= cbp;

    h->cur_pic.mb_type[mb_xy] = mb_type;



    if(cbp || IS_INTRA16x16(mb_type)){

        int i4x4, i8x8, chroma_idx;

        int dquant;

        int ret;

        GetBitContext *gb = &sl->gb;

        const uint8_t *scan, *scan8x8;

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



        if(IS_INTERLACED(mb_type)){

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

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

        }else{

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

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

        }



        dquant= get_se_golomb(&sl->gb);



        sl->qscale += dquant;



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

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

            else                sl->qscale -= max_qp+1;

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

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

                return -1;

            }

        }



        sl->chroma_qp[0] = get_chroma_qp(h->ps.pps, 0, sl->qscale);

        sl->chroma_qp[1] = get_chroma_qp(h->ps.pps, 1, sl->qscale);



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

            return -1;

        }

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

        if (CHROMA444(h)) {

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

                return -1;

            }

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

                return -1;

            }

        } else {

            const int num_c8x8 = h->ps.sps->chroma_format_idc;



            if(cbp&0x30){

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

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

                                        CHROMA_DC_BLOCK_INDEX + chroma_idx,

                                        CHROMA422(h) ? ff_h264_chroma422_dc_scan : ff_h264_chroma_dc_scan,

                                        NULL, 4 * num_c8x8) < 0) {

                        return -1;

                    }

            }



            if(cbp&0x20){

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

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

                    int16_t *mb = sl->mb + (16*(16 + 16*chroma_idx) << pixel_shift);

                    for (i8x8 = 0; i8x8<num_c8x8; i8x8++) {

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

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

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

                                return -1;

                            mb += 16 << pixel_shift;

                        }

                    }

                }

            }else{

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

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

            }

        }

    }else{

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

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

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

    }

    h->cur_pic.qscale_table[mb_xy] = sl->qscale;

    write_back_non_zero_count(h, sl);



    return 0;

}

int ff_h264_decode_mb_cavlc(const H264Context *h, H264SliceContext *sl)

{

    int mb_xy;

    int partition_count;

    unsigned int mb_type, cbp;

    int dct8x8_allowed= h->ps.pps->transform_8x8_mode;

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

    const int pixel_shift = h->pixel_shift;



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



    ff_tlog(h->avctx, "pic:%d mb:%d/%d\n", h->poc.frame_num, sl->mb_x, sl->mb_y);

    cbp = 0; 



    if (sl->slice_type_nos != AV_PICTURE_TYPE_I) {

        if (sl->mb_skip_run == -1)

            sl->mb_skip_run = get_ue_golomb_long(&sl->gb);



        if (sl->mb_skip_run--) {

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

                if (sl->mb_skip_run == 0)

                    sl->mb_mbaff = sl->mb_field_decoding_flag = get_bits1(&sl->gb);

            }

            decode_mb_skip(h, sl);

            return 0;

        }

    }

    if (FRAME_MBAFF(h)) {

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

            sl->mb_mbaff = sl->mb_field_decoding_flag = get_bits1(&sl->gb);

    }



    sl->prev_mb_skipped = 0;



    mb_type= get_ue_golomb(&sl->gb);

    if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {

        if(mb_type < 23){

            partition_count = ff_h264_b_mb_type_info[mb_type].partition_count;

            mb_type         = ff_h264_b_mb_type_info[mb_type].type;

        }else{

            mb_type -= 23;

            goto decode_intra_mb;

        }

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

        if(mb_type < 5){

            partition_count = ff_h264_p_mb_type_info[mb_type].partition_count;

            mb_type         = ff_h264_p_mb_type_info[mb_type].type;

        }else{

            mb_type -= 5;

            goto decode_intra_mb;

        }

    }else{

       av_assert2(sl->slice_type_nos == AV_PICTURE_TYPE_I);

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

            mb_type--;

decode_intra_mb:

        if(mb_type > 25){

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

            return -1;

        }

        partition_count=0;

        cbp                      = ff_h264_i_mb_type_info[mb_type].cbp;

        sl->intra16x16_pred_mode = ff_h264_i_mb_type_info[mb_type].pred_mode;

        mb_type                  = ff_h264_i_mb_type_info[mb_type].type;

    }



    if (MB_FIELD(sl))

        mb_type |= MB_TYPE_INTERLACED;



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



    if(IS_INTRA_PCM(mb_type)){

        const int mb_size = ff_h264_mb_sizes[h->ps.sps->chroma_format_idc] *

                            h->ps.sps->bit_depth_luma;



        

        sl->intra_pcm_ptr = align_get_bits(&sl->gb);

        if (get_bits_left(&sl->gb) < mb_size) {

            av_log(h->avctx, AV_LOG_ERROR, "Not enough data for an intra PCM block.\n");

            return AVERROR_INVALIDDATA;

        }

        skip_bits_long(&sl->gb, mb_size);



        

        h->cur_pic.qscale_table[mb_xy] = 0;

        

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



        h->cur_pic.mb_type[mb_xy] = mb_type;

        return 0;

    }



    fill_decode_neighbors(h, sl, mb_type);

    fill_decode_caches(h, sl, 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(&sl->gb)){

                mb_type |= MB_TYPE_8x8DCT;

                di = 4;

            }





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

                int mode = pred_intra_mode(h, sl, i);



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

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

                    mode = rem_mode + (rem_mode >= mode);

                }



                if(di==4)

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

                else

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

            }

            write_back_intra_pred_mode(h, sl);

            if (ff_h264_check_intra4x4_pred_mode(sl->intra4x4_pred_mode_cache, h->avctx,

                                                 sl->top_samples_available, sl->left_samples_available) < 0)

                return -1;

        }else{

            sl->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(h->avctx, sl->top_samples_available,

                                                                     sl->left_samples_available, sl->intra16x16_pred_mode, 0);

            if (sl->intra16x16_pred_mode < 0)

                return -1;

        }

        if(decode_chroma){

            pred_mode= ff_h264_check_intra_pred_mode(h->avctx, sl->top_samples_available,

                                                     sl->left_samples_available, get_ue_golomb_31(&sl->gb), 1);

            if(pred_mode < 0)

                return -1;

            sl->chroma_pred_mode = pred_mode;

        } else {

            sl->chroma_pred_mode = DC_128_PRED8x8;

        }

    }else if(partition_count==4){

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



        if (sl->slice_type_nos == AV_PICTURE_TYPE_B) {

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

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

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

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

                    return -1;

                }

                sub_partition_count[i] = ff_h264_b_sub_mb_type_info[sl->sub_mb_type[i]].partition_count;

                sl->sub_mb_type[i]     = ff_h264_b_sub_mb_type_info[sl->sub_mb_type[i]].type;

            }

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

                ff_h264_pred_direct_motion(h, sl, &mb_type);

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

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

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

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

            }

        }else{

            av_assert2(sl->slice_type_nos == AV_PICTURE_TYPE_P); 

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

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

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

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

                    return -1;

                }

                sub_partition_count[i] = ff_h264_p_sub_mb_type_info[sl->sub_mb_type[i]].partition_count;

                sl->sub_mb_type[i]     = ff_h264_p_sub_mb_type_info[sl->sub_mb_type[i]].type;

            }

        }



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

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

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

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

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

                    unsigned int tmp;

                    if(ref_count == 1){

                        tmp= 0;

                    }else if(ref_count == 2){

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

                    }else{

                        tmp= get_ue_golomb_31(&sl->gb);

                        if(tmp>=ref_count){

                            av_log(h->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, sl);



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

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

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

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

                    continue;

                }

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

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



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

                    const int sub_mb_type= sl->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]= &sl->mv_cache[list][ scan8[index] ];

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

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

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

                        ff_tlog(h->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 *)&sl->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, sl, &mb_type);

        dct8x8_allowed &= h->ps.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 < sl->list_count; list++) {

                    unsigned int val;

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

                        unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);

                        if (rc == 1) {

                            val= 0;

                        } else if (rc == 2) {

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

                        }else{

                            val= get_ue_golomb_31(&sl->gb);

                            if (val >= rc) {

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

                                return -1;

                            }

                        }

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

                    }

            }

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

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

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

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

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

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



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

                }

            }

        }

        else if(IS_16X8(mb_type)){

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

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

                        unsigned int val;

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

                            unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);

                            if (rc == 1) {

                                val= 0;

                            } else if (rc == 2) {

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

                            }else{

                                val= get_ue_golomb_31(&sl->gb);

                                if (val >= rc) {

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

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

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

                    }

            }

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

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

                    unsigned int val;

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

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

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

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

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



                        val= pack16to32(mx,my);

                    }else

                        val=0;

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

                }

            }

        }else{

            av_assert2(IS_8X16(mb_type));

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

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

                        unsigned int val;

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

                            unsigned rc = sl->ref_count[list] << MB_MBAFF(sl);

                            if (rc == 1) {

                                val= 0;

                            } else if (rc == 2) {

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

                            }else{

                                val= get_ue_golomb_31(&sl->gb);

                                if (val >= rc) {

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

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

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

                    }

            }

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

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

                    unsigned int val;

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

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

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

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

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



                        val= pack16to32(mx,my);

                    }else

                        val=0;

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

                }

            }

        }

    }



    if(IS_INTER(mb_type))

        write_back_motion(h, sl, mb_type);



    if(!IS_INTRA16x16(mb_type)){

        cbp= get_ue_golomb(&sl->gb);



        if(decode_chroma){

            if(cbp > 47){

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

                return -1;

            }

            if (IS_INTRA4x4(mb_type))

                cbp = ff_h264_golomb_to_intra4x4_cbp[cbp];

            else

                cbp = ff_h264_golomb_to_inter_cbp[cbp];

        }else{

            if(cbp > 15){

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

                return -1;

            }

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

            else                     cbp= golomb_to_inter_cbp_gray[cbp];

        }

    } else {

        if (!decode_chroma && cbp>15) {

            av_log(h->avctx, AV_LOG_ERROR, "gray chroma\n");

            return AVERROR_INVALIDDATA;

        }

    }



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

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

    }

    sl->cbp=

    h->cbp_table[mb_xy]= cbp;

    h->cur_pic.mb_type[mb_xy] = mb_type;



    if(cbp || IS_INTRA16x16(mb_type)){

        int i4x4, i8x8, chroma_idx;

        int dquant;

        int ret;

        GetBitContext *gb = &sl->gb;

        const uint8_t *scan, *scan8x8;

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



        if(IS_INTERLACED(mb_type)){

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

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

        }else{

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

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

        }



        dquant= get_se_golomb(&sl->gb);



        sl->qscale += dquant;



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

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

            else                sl->qscale -= max_qp+1;

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

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

                return -1;

            }

        }



        sl->chroma_qp[0] = get_chroma_qp(h->ps.pps, 0, sl->qscale);

        sl->chroma_qp[1] = get_chroma_qp(h->ps.pps, 1, sl->qscale);



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

            return -1;

        }

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

        if (CHROMA444(h)) {

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

                return -1;

            }

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

                return -1;

            }

        } else {

            const int num_c8x8 = h->ps.sps->chroma_format_idc;



            if(cbp&0x30){

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

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

                                        CHROMA_DC_BLOCK_INDEX + chroma_idx,

                                        CHROMA422(h) ? ff_h264_chroma422_dc_scan : ff_h264_chroma_dc_scan,

                                        NULL, 4 * num_c8x8) < 0) {

                        return -1;

                    }

            }



            if(cbp&0x20){

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

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

                    int16_t *mb = sl->mb + (16*(16 + 16*chroma_idx) << pixel_shift);

                    for (i8x8 = 0; i8x8<num_c8x8; i8x8++) {

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

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

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

                                return -1;

                            mb += 16 << pixel_shift;

                        }

                    }

                }

            }else{

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

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

            }

        }

    }else{

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

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

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

    }

    h->cur_pic.qscale_table[mb_xy] = sl->qscale;

    write_back_non_zero_count(h, sl);



    return 0;

}

        sl->qscale += dquant;
int FUNC_0(const H264Context *VAR_0, H264SliceContext *VAR_1)

{

    int VAR_2;

    int VAR_3;

    unsigned int VAR_4, VAR_5;

    int VAR_6= VAR_0->ps.pps->transform_8x8_mode;

    int VAR_7 = VAR_0->ps.sps->chroma_format_idc == 1 || VAR_0->ps.sps->chroma_format_idc == 2;

    const int VAR_8 = VAR_0->VAR_8;



    VAR_2 = VAR_1->VAR_2 = VAR_1->mb_x + VAR_1->mb_y*VAR_0->mb_stride;



    ff_tlog(VAR_0->avctx, "pic:%d mb:%d/%d\n", VAR_0->poc.frame_num, VAR_1->mb_x, VAR_1->mb_y);

    VAR_5 = 0; 



    if (VAR_1->slice_type_nos != AV_PICTURE_TYPE_I) {

        if (VAR_1->mb_skip_run == -1)

            VAR_1->mb_skip_run = get_ue_golomb_long(&VAR_1->gb);



        if (VAR_1->mb_skip_run--) {

            if (FRAME_MBAFF(VAR_0) && (VAR_1->mb_y & 1) == 0) {

                if (VAR_1->mb_skip_run == 0)

                    VAR_1->mb_mbaff = VAR_1->mb_field_decoding_flag = get_bits1(&VAR_1->gb);

            }

            decode_mb_skip(VAR_0, VAR_1);

            return 0;

        }

    }

    if (FRAME_MBAFF(VAR_0)) {

        if ((VAR_1->mb_y & 1) == 0)

            VAR_1->mb_mbaff = VAR_1->mb_field_decoding_flag = get_bits1(&VAR_1->gb);

    }



    VAR_1->prev_mb_skipped = 0;



    VAR_4= get_ue_golomb(&VAR_1->gb);

    if (VAR_1->slice_type_nos == AV_PICTURE_TYPE_B) {

        if(VAR_4 < 23){

            VAR_3 = ff_h264_b_mb_type_info[VAR_4].VAR_3;

            VAR_4         = ff_h264_b_mb_type_info[VAR_4].type;

        }else{

            VAR_4 -= 23;

            goto decode_intra_mb;

        }

    } else if (VAR_1->slice_type_nos == AV_PICTURE_TYPE_P) {

        if(VAR_4 < 5){

            VAR_3 = ff_h264_p_mb_type_info[VAR_4].VAR_3;

            VAR_4         = ff_h264_p_mb_type_info[VAR_4].type;

        }else{

            VAR_4 -= 5;

            goto decode_intra_mb;

        }

    }else{

       av_assert2(VAR_1->slice_type_nos == AV_PICTURE_TYPE_I);

        if (VAR_1->slice_type == AV_PICTURE_TYPE_SI && VAR_4)

            VAR_4--;

decode_intra_mb:

        if(VAR_4 > 25){

            av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_4 %d in %c slice too large at %d %d\n", VAR_4, av_get_picture_type_char(VAR_1->slice_type), VAR_1->mb_x, VAR_1->mb_y);

            return -1;

        }

        VAR_3=0;

        VAR_5                      = ff_h264_i_mb_type_info[VAR_4].VAR_5;

        VAR_1->intra16x16_pred_mode = ff_h264_i_mb_type_info[VAR_4].VAR_10;

        VAR_4                  = ff_h264_i_mb_type_info[VAR_4].type;

    }



    if (MB_FIELD(VAR_1))

        VAR_4 |= MB_TYPE_INTERLACED;



    VAR_0->slice_table[VAR_2] = VAR_1->slice_num;



    if(IS_INTRA_PCM(VAR_4)){

        const int VAR_9 = ff_h264_mb_sizes[VAR_0->ps.sps->chroma_format_idc] *

                            VAR_0->ps.sps->bit_depth_luma;



        

        VAR_1->intra_pcm_ptr = align_get_bits(&VAR_1->gb);

        if (get_bits_left(&VAR_1->gb) < VAR_9) {

            av_log(VAR_0->avctx, AV_LOG_ERROR, "Not enough data for an intra PCM block.\n");

            return AVERROR_INVALIDDATA;

        }

        skip_bits_long(&VAR_1->gb, VAR_9);



        

        VAR_0->cur_pic.qscale_table[VAR_2] = 0;

        

        memset(VAR_0->non_zero_count[VAR_2], 16, 48);



        VAR_0->cur_pic.VAR_4[VAR_2] = VAR_4;

        return 0;

    }



    fill_decode_neighbors(VAR_0, VAR_1, VAR_4);

    fill_decode_caches(VAR_0, VAR_1, VAR_4);



    

    if(IS_INTRA(VAR_4)){

        int VAR_10;



        if(IS_INTRA4x4(VAR_4)){

            int VAR_21;

            int VAR_12 = 1;

            if(VAR_6 && get_bits1(&VAR_1->gb)){

                VAR_4 |= MB_TYPE_8x8DCT;

                VAR_12 = 4;

            }





            for(VAR_21=0; VAR_21<16; VAR_21+=VAR_12){

                int VAR_13 = pred_intra_mode(VAR_0, VAR_1, VAR_21);



                if(!get_bits1(&VAR_1->gb)){

                    const int VAR_14= get_bits(&VAR_1->gb, 3);

                    VAR_13 = VAR_14 + (VAR_14 >= VAR_13);

                }



                if(VAR_12==4)

                    fill_rectangle(&VAR_1->intra4x4_pred_mode_cache[ scan8[VAR_21] ], 2, 2, 8, VAR_13, 1);

                else

                    VAR_1->intra4x4_pred_mode_cache[scan8[VAR_21]] = VAR_13;

            }

            write_back_intra_pred_mode(VAR_0, VAR_1);

            if (ff_h264_check_intra4x4_pred_mode(VAR_1->intra4x4_pred_mode_cache, VAR_0->avctx,

                                                 VAR_1->top_samples_available, VAR_1->left_samples_available) < 0)

                return -1;

        }else{

            VAR_1->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(VAR_0->avctx, VAR_1->top_samples_available,

                                                                     VAR_1->left_samples_available, VAR_1->intra16x16_pred_mode, 0);

            if (VAR_1->intra16x16_pred_mode < 0)

                return -1;

        }

        if(VAR_7){

            VAR_10= ff_h264_check_intra_pred_mode(VAR_0->avctx, VAR_1->top_samples_available,

                                                     VAR_1->left_samples_available, get_ue_golomb_31(&VAR_1->gb), 1);

            if(VAR_10 < 0)

                return -1;

            VAR_1->chroma_pred_mode = VAR_10;

        } else {

            VAR_1->chroma_pred_mode = DC_128_PRED8x8;

        }

    }else if(VAR_3==4){

        int VAR_21, VAR_15, VAR_16[4], VAR_19, VAR_18[2][4];



        if (VAR_1->slice_type_nos == AV_PICTURE_TYPE_B) {

            for(VAR_21=0; VAR_21<4; VAR_21++){

                VAR_1->sub_mb_type[VAR_21]= get_ue_golomb_31(&VAR_1->gb);

                if(VAR_1->sub_mb_type[VAR_21] >=13){

                    av_log(VAR_0->avctx, AV_LOG_ERROR, "B sub_mb_type %u out of range at %d %d\n", VAR_1->sub_mb_type[VAR_21], VAR_1->mb_x, VAR_1->mb_y);

                    return -1;

                }

                VAR_16[VAR_21] = ff_h264_b_sub_mb_type_info[VAR_1->sub_mb_type[VAR_21]].VAR_3;

                VAR_1->sub_mb_type[VAR_21]     = ff_h264_b_sub_mb_type_info[VAR_1->sub_mb_type[VAR_21]].type;

            }

            if( IS_DIRECT(VAR_1->sub_mb_type[0]|VAR_1->sub_mb_type[1]|VAR_1->sub_mb_type[2]|VAR_1->sub_mb_type[3])) {

                ff_h264_pred_direct_motion(VAR_0, VAR_1, &VAR_4);

                VAR_1->ref_cache[0][scan8[4]] =

                VAR_1->ref_cache[1][scan8[4]] =

                VAR_1->ref_cache[0][scan8[12]] =

                VAR_1->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE;

            }

        }else{

            av_assert2(VAR_1->slice_type_nos == AV_PICTURE_TYPE_P); 

            for(VAR_21=0; VAR_21<4; VAR_21++){

                VAR_1->sub_mb_type[VAR_21]= get_ue_golomb_31(&VAR_1->gb);

                if(VAR_1->sub_mb_type[VAR_21] >=4){

                    av_log(VAR_0->avctx, AV_LOG_ERROR, "P sub_mb_type %u out of range at %d %d\n", VAR_1->sub_mb_type[VAR_21], VAR_1->mb_x, VAR_1->mb_y);

                    return -1;

                }

                VAR_16[VAR_21] = ff_h264_p_sub_mb_type_info[VAR_1->sub_mb_type[VAR_21]].VAR_3;

                VAR_1->sub_mb_type[VAR_21]     = ff_h264_p_sub_mb_type_info[VAR_1->sub_mb_type[VAR_21]].type;

            }

        }



        for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) {

            int ref_count = IS_REF0(VAR_4) ? 1 : VAR_1->ref_count[VAR_19] << MB_MBAFF(VAR_1);

            for(VAR_21=0; VAR_21<4; VAR_21++){

                if(IS_DIRECT(VAR_1->sub_mb_type[VAR_21])) continue;

                if(IS_DIR(VAR_1->sub_mb_type[VAR_21], 0, VAR_19)){

                    unsigned int tmp;

                    if(ref_count == 1){

                        tmp= 0;

                    }else if(ref_count == 2){

                        tmp= get_bits1(&VAR_1->gb)^1;

                    }else{

                        tmp= get_ue_golomb_31(&VAR_1->gb);

                        if(tmp>=ref_count){

                            av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_18 %u overflow\n", tmp);

                            return -1;

                        }

                    }

                    VAR_18[VAR_19][VAR_21]= tmp;

                }else{

                 

                    VAR_18[VAR_19][VAR_21] = -1;

                }

            }

        }



        if(VAR_6)

            VAR_6 = get_dct8x8_allowed(VAR_0, VAR_1);



        for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) {

            for(VAR_21=0; VAR_21<4; VAR_21++){

                if(IS_DIRECT(VAR_1->sub_mb_type[VAR_21])) {

                    VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21] ] = VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]+1 ];

                    continue;

                }

                VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]   ]=VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]+1 ]=

                VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]+8 ]=VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]+9 ]= VAR_18[VAR_19][VAR_21];



                if(IS_DIR(VAR_1->sub_mb_type[VAR_21], 0, VAR_19)){

                    const int sub_mb_type= VAR_1->sub_mb_type[VAR_21];

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

                    for(VAR_15=0; VAR_15<VAR_16[VAR_21]; VAR_15++){

                        int VAR_19, VAR_20;

                        const int VAR_30= 4*VAR_21 + block_width*VAR_15;

                        int16_t (* mv_cache)[2]= &VAR_1->mv_cache[VAR_19][ scan8[VAR_30] ];

                        pred_motion(VAR_0, VAR_1, VAR_30, block_width, VAR_19, VAR_1->ref_cache[VAR_19][ scan8[VAR_30] ], &VAR_19, &VAR_20);

                        VAR_19 += get_se_golomb(&VAR_1->gb);

                        VAR_20 += get_se_golomb(&VAR_1->gb);

                        ff_tlog(VAR_0->avctx, "final mv:%d %d\n", VAR_19, VAR_20);



                        if(IS_SUB_8X8(sub_mb_type)){

                            mv_cache[ 1 ][0]=

                            mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= VAR_19;

                            mv_cache[ 1 ][1]=

                            mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= VAR_20;

                        }else if(IS_SUB_8X4(sub_mb_type)){

                            mv_cache[ 1 ][0]= VAR_19;

                            mv_cache[ 1 ][1]= VAR_20;

                        }else if(IS_SUB_4X8(sub_mb_type)){

                            mv_cache[ 8 ][0]= VAR_19;

                            mv_cache[ 8 ][1]= VAR_20;

                        }

                        mv_cache[ 0 ][0]= VAR_19;

                        mv_cache[ 0 ][1]= VAR_20;

                    }

                }else{

                    uint32_t *p= (uint32_t *)&VAR_1->mv_cache[VAR_19][ scan8[4*VAR_21] ][0];

                    p[0] = p[1]=

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

                }

            }

        }

    }else if(IS_DIRECT(VAR_4)){

        ff_h264_pred_direct_motion(VAR_0, VAR_1, &VAR_4);

        VAR_6 &= VAR_0->ps.sps->direct_8x8_inference_flag;

    }else{

        int VAR_19, VAR_19, VAR_20, VAR_21;

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

        if(IS_16X16(VAR_4)){

            for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) {

                    unsigned int val;

                    if(IS_DIR(VAR_4, 0, VAR_19)){

                        unsigned rc = VAR_1->ref_count[VAR_19] << MB_MBAFF(VAR_1);

                        if (rc == 1) {

                            val= 0;

                        } else if (rc == 2) {

                            val= get_bits1(&VAR_1->gb)^1;

                        }else{

                            val= get_ue_golomb_31(&VAR_1->gb);

                            if (val >= rc) {

                                av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_18 %u overflow\n", val);

                                return -1;

                            }

                        }

                    fill_rectangle(&VAR_1->ref_cache[VAR_19][ scan8[0] ], 4, 4, 8, val, 1);

                    }

            }

            for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) {

                if(IS_DIR(VAR_4, 0, VAR_19)){

                    pred_motion(VAR_0, VAR_1, 0, 4, VAR_19, VAR_1->ref_cache[VAR_19][ scan8[0] ], &VAR_19, &VAR_20);

                    VAR_19 += get_se_golomb(&VAR_1->gb);

                    VAR_20 += get_se_golomb(&VAR_1->gb);

                    ff_tlog(VAR_0->avctx, "final mv:%d %d\n", VAR_19, VAR_20);



                    fill_rectangle(VAR_1->mv_cache[VAR_19][ scan8[0] ], 4, 4, 8, pack16to32(VAR_19,VAR_20), 4);

                }

            }

        }

        else if(IS_16X8(VAR_4)){

            for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) {

                    for(VAR_21=0; VAR_21<2; VAR_21++){

                        unsigned int val;

                        if(IS_DIR(VAR_4, VAR_21, VAR_19)){

                            unsigned rc = VAR_1->ref_count[VAR_19] << MB_MBAFF(VAR_1);

                            if (rc == 1) {

                                val= 0;

                            } else if (rc == 2) {

                                val= get_bits1(&VAR_1->gb)^1;

                            }else{

                                val= get_ue_golomb_31(&VAR_1->gb);

                                if (val >= rc) {

                                    av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_18 %u overflow\n", val);

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

                        fill_rectangle(&VAR_1->ref_cache[VAR_19][ scan8[0] + 16*VAR_21 ], 4, 2, 8, val, 1);

                    }

            }

            for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) {

                for(VAR_21=0; VAR_21<2; VAR_21++){

                    unsigned int val;

                    if(IS_DIR(VAR_4, VAR_21, VAR_19)){

                        pred_16x8_motion(VAR_0, VAR_1, 8*VAR_21, VAR_19, VAR_1->ref_cache[VAR_19][scan8[0] + 16*VAR_21], &VAR_19, &VAR_20);

                        VAR_19 += get_se_golomb(&VAR_1->gb);

                        VAR_20 += get_se_golomb(&VAR_1->gb);

                        ff_tlog(VAR_0->avctx, "final mv:%d %d\n", VAR_19, VAR_20);



                        val= pack16to32(VAR_19,VAR_20);

                    }else

                        val=0;

                    fill_rectangle(VAR_1->mv_cache[VAR_19][ scan8[0] + 16*VAR_21 ], 4, 2, 8, val, 4);

                }

            }

        }else{

            av_assert2(IS_8X16(VAR_4));

            for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) {

                    for(VAR_21=0; VAR_21<2; VAR_21++){

                        unsigned int val;

                        if(IS_DIR(VAR_4, VAR_21, VAR_19)){  optimize

                            unsigned rc = VAR_1->ref_count[VAR_19] << MB_MBAFF(VAR_1);

                            if (rc == 1) {

                                val= 0;

                            } else if (rc == 2) {

                                val= get_bits1(&VAR_1->gb)^1;

                            }else{

                                val= get_ue_golomb_31(&VAR_1->gb);

                                if (val >= rc) {

                                    av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_18 %u overflow\n", val);

                                    return -1;

                                }

                            }

                        }else

                            val= LIST_NOT_USED&0xFF;

                        fill_rectangle(&VAR_1->ref_cache[VAR_19][ scan8[0] + 2*VAR_21 ], 2, 4, 8, val, 1);

                    }

            }

            for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) {

                for(VAR_21=0; VAR_21<2; VAR_21++){

                    unsigned int val;

                    if(IS_DIR(VAR_4, VAR_21, VAR_19)){

                        pred_8x16_motion(VAR_0, VAR_1, VAR_21*4, VAR_19, VAR_1->ref_cache[VAR_19][ scan8[0] + 2*VAR_21 ], &VAR_19, &VAR_20);

                        VAR_19 += get_se_golomb(&VAR_1->gb);

                        VAR_20 += get_se_golomb(&VAR_1->gb);

                        ff_tlog(VAR_0->avctx, "final mv:%d %d\n", VAR_19, VAR_20);



                        val= pack16to32(VAR_19,VAR_20);

                    }else

                        val=0;

                    fill_rectangle(VAR_1->mv_cache[VAR_19][ scan8[0] + 2*VAR_21 ], 2, 4, 8, val, 4);

                }

            }

        }

    }



    if(IS_INTER(VAR_4))

        write_back_motion(VAR_0, VAR_1, VAR_4);



    if(!IS_INTRA16x16(VAR_4)){

        VAR_5= get_ue_golomb(&VAR_1->gb);



        if(VAR_7){

            if(VAR_5 > 47){

                av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_5 too large (%u) at %d %d\n", VAR_5, VAR_1->mb_x, VAR_1->mb_y);

                return -1;

            }

            if (IS_INTRA4x4(VAR_4))

                VAR_5 = ff_h264_golomb_to_intra4x4_cbp[VAR_5];

            else

                VAR_5 = ff_h264_golomb_to_inter_cbp[VAR_5];

        }else{

            if(VAR_5 > 15){

                av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_5 too large (%u) at %d %d\n", VAR_5, VAR_1->mb_x, VAR_1->mb_y);

                return -1;

            }

            if(IS_INTRA4x4(VAR_4)) VAR_5= golomb_to_intra4x4_cbp_gray[VAR_5];

            else                     VAR_5= golomb_to_inter_cbp_gray[VAR_5];

        }

    } else {

        if (!VAR_7 && VAR_5>15) {

            av_log(VAR_0->avctx, AV_LOG_ERROR, "gray chroma\n");

            return AVERROR_INVALIDDATA;

        }

    }



    if(VAR_6 && (VAR_5&15) && !IS_INTRA(VAR_4)){

        VAR_4 |= MB_TYPE_8x8DCT*get_bits1(&VAR_1->gb);

    }

    VAR_1->VAR_5=

    VAR_0->cbp_table[VAR_2]= VAR_5;

    VAR_0->cur_pic.VAR_4[VAR_2] = VAR_4;



    if(VAR_5 || IS_INTRA16x16(VAR_4)){

        int VAR_21, VAR_22, VAR_23;

        int VAR_24;

        int VAR_25;

        GetBitContext *gb = &VAR_1->gb;

        const uint8_t *VAR_26, *scan8x8;

        const int VAR_27 = 51 + 6 * (VAR_0->ps.sps->bit_depth_luma - 8);



        if(IS_INTERLACED(VAR_4)){

            scan8x8 = VAR_1->qscale ? VAR_0->field_scan8x8_cavlc : VAR_0->field_scan8x8_cavlc_q0;

            VAR_26    = VAR_1->qscale ? VAR_0->field_scan : VAR_0->field_scan_q0;

        }else{

            scan8x8 = VAR_1->qscale ? VAR_0->zigzag_scan8x8_cavlc : VAR_0->zigzag_scan8x8_cavlc_q0;

            VAR_26    = VAR_1->qscale ? VAR_0->zigzag_scan : VAR_0->zigzag_scan_q0;

        }



        VAR_24= get_se_golomb(&VAR_1->gb);



        VAR_1->qscale += VAR_24;



        if (((unsigned)VAR_1->qscale) > VAR_27){

            if (VAR_1->qscale < 0) VAR_1->qscale += VAR_27 + 1;

            else                VAR_1->qscale -= VAR_27+1;

            if (((unsigned)VAR_1->qscale) > VAR_27){

                av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_24 out of range (%d) at %d %d\n", VAR_24, VAR_1->mb_x, VAR_1->mb_y);

                return -1;

            }

        }



        VAR_1->chroma_qp[0] = get_chroma_qp(VAR_0->ps.pps, 0, VAR_1->qscale);

        VAR_1->chroma_qp[1] = get_chroma_qp(VAR_0->ps.pps, 1, VAR_1->qscale);



        if ((VAR_25 = decode_luma_residual(VAR_0, VAR_1, gb, VAR_26, scan8x8, VAR_8, VAR_4, VAR_5, 0)) < 0 ) {

            return -1;

        }

        VAR_0->cbp_table[VAR_2] |= VAR_25 << 12;

        if (CHROMA444(VAR_0)) {

            if (decode_luma_residual(VAR_0, VAR_1, gb, VAR_26, scan8x8, VAR_8, VAR_4, VAR_5, 1) < 0 ) {

                return -1;

            }

            if (decode_luma_residual(VAR_0, VAR_1, gb, VAR_26, scan8x8, VAR_8, VAR_4, VAR_5, 2) < 0 ) {

                return -1;

            }

        } else {

            const int VAR_28 = VAR_0->ps.sps->chroma_format_idc;



            if(VAR_5&0x30){

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

                    if (decode_residual(VAR_0, VAR_1, gb, VAR_1->mb + ((256 + 16*16*VAR_23) << VAR_8),

                                        CHROMA_DC_BLOCK_INDEX + VAR_23,

                                        CHROMA422(VAR_0) ? ff_h264_chroma422_dc_scan : ff_h264_chroma_dc_scan,

                                        NULL, 4 * VAR_28) < 0) {

                        return -1;

                    }

            }



            if(VAR_5&0x20){

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

                    const uint32_t *VAR_29 = VAR_0->ps.pps->dequant4_coeff[VAR_23+1+(IS_INTRA( VAR_4 ) ? 0:3)][VAR_1->chroma_qp[VAR_23]];

                    int16_t *mb = VAR_1->mb + (16*(16 + 16*VAR_23) << VAR_8);

                    for (VAR_22 = 0; VAR_22<VAR_28; VAR_22++) {

                        for (VAR_21 = 0; VAR_21 < 4; VAR_21++) {

                            const int VAR_30 = 16 + 16*VAR_23 + 8*VAR_22 + VAR_21;

                            if (decode_residual(VAR_0, VAR_1, gb, mb, VAR_30, VAR_26 + 1, VAR_29, 15) < 0)

                                return -1;

                            mb += 16 << VAR_8;

                        }

                    }

                }

            }else{

                fill_rectangle(&VAR_1->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

                fill_rectangle(&VAR_1->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

            }

        }

    }else{

        fill_rectangle(&VAR_1->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1);

        fill_rectangle(&VAR_1->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1);

        fill_rectangle(&VAR_1->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1);

    }

    VAR_0->cur_pic.qscale_table[VAR_2] = VAR_1->qscale;

    write_back_non_zero_count(VAR_0, VAR_1);



    return 0;

}

int FUNC_0(const H264Context *VAR_0, H264SliceContext *VAR_1)
{ int VAR_2; int VAR_3; unsigned int VAR_4, VAR_5; int VAR_6= VAR_0->ps.pps->transform_8x8_mode; int VAR_7 = VAR_0->ps.sps->chroma_format_idc == 1 || VAR_0->ps.sps->chroma_format_idc == 2; const int VAR_8 = VAR_0->VAR_8; VAR_2 = VAR_1->VAR_2 = VAR_1->mb_x + VAR_1->mb_y*VAR_0->mb_stride; ff_tlog(VAR_0->avctx, "pic:%d mb:%d/%d\n", VAR_0->poc.frame_num, VAR_1->mb_x, VAR_1->mb_y); VAR_5 = 0; if (VAR_1->slice_type_nos != AV_PICTURE_TYPE_I) { if (VAR_1->mb_skip_run == -1)
VAR_1->mb_skip_run = get_ue_golomb_long(&VAR_1->gb); if (VAR_1->mb_skip_run--) { if (FRAME_MBAFF(VAR_0) && (VAR_1->mb_y & 1) == 0) { if (VAR_1->mb_skip_run == 0)
VAR_1->mb_mbaff = VAR_1->mb_field_decoding_flag = get_bits1(&VAR_1->gb); } decode_mb_skip(VAR_0, VAR_1); return 0; } } if (FRAME_MBAFF(VAR_0)) { if ((VAR_1->mb_y & 1) == 0)
VAR_1->mb_mbaff = VAR_1->mb_field_decoding_flag = get_bits1(&VAR_1->gb); } VAR_1->prev_mb_skipped = 0; VAR_4= get_ue_golomb(&VAR_1->gb); if (VAR_1->slice_type_nos == AV_PICTURE_TYPE_B) { if(VAR_4 < 23){ VAR_3 = ff_h264_b_mb_type_info[VAR_4].VAR_3; VAR_4         = ff_h264_b_mb_type_info[VAR_4].type; }else{ VAR_4 -= 23; goto decode_intra_mb; } } else if (VAR_1->slice_type_nos == AV_PICTURE_TYPE_P) { if(VAR_4 < 5){ VAR_3 = ff_h264_p_mb_type_info[VAR_4].VAR_3; VAR_4         = ff_h264_p_mb_type_info[VAR_4].type; }else{ VAR_4 -= 5; goto decode_intra_mb; } }else{ av_assert2(VAR_1->slice_type_nos == AV_PICTURE_TYPE_I); if (VAR_1->slice_type == AV_PICTURE_TYPE_SI && VAR_4)
VAR_4--; decode_intra_mb:
if(VAR_4 > 25){ av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_4 %d in %c slice too large at %d %d\n", VAR_4, av_get_picture_type_char(VAR_1->slice_type), VAR_1->mb_x, VAR_1->mb_y); return -1; } VAR_3=0; VAR_5                      = ff_h264_i_mb_type_info[VAR_4].VAR_5; VAR_1->intra16x16_pred_mode = ff_h264_i_mb_type_info[VAR_4].VAR_10; VAR_4                  = ff_h264_i_mb_type_info[VAR_4].type; } if (MB_FIELD(VAR_1))
VAR_4 |= MB_TYPE_INTERLACED; VAR_0->slice_table[VAR_2] = VAR_1->slice_num; if(IS_INTRA_PCM(VAR_4)){ const int VAR_9 = ff_h264_mb_sizes[VAR_0->ps.sps->chroma_format_idc] *
VAR_0->ps.sps->bit_depth_luma; VAR_1->intra_pcm_ptr = align_get_bits(&VAR_1->gb); if (get_bits_left(&VAR_1->gb) < VAR_9) { av_log(VAR_0->avctx, AV_LOG_ERROR, "Not enough data for an intra PCM block.\n"); return AVERROR_INVALIDDATA; } skip_bits_long(&VAR_1->gb, VAR_9); VAR_0->cur_pic.qscale_table[VAR_2] = 0; memset(VAR_0->non_zero_count[VAR_2], 16, 48); VAR_0->cur_pic.VAR_4[VAR_2] = VAR_4; return 0; } fill_decode_neighbors(VAR_0, VAR_1, VAR_4); fill_decode_caches(VAR_0, VAR_1, VAR_4); if(IS_INTRA(VAR_4)){ int VAR_10; if(IS_INTRA4x4(VAR_4)){ int VAR_21; int VAR_12 = 1; if(VAR_6 && get_bits1(&VAR_1->gb)){ VAR_4 |= MB_TYPE_8x8DCT; VAR_12 = 4; } for(VAR_21=0; VAR_21<16; VAR_21+=VAR_12){ int VAR_13 = pred_intra_mode(VAR_0, VAR_1, VAR_21); if(!get_bits1(&VAR_1->gb)){ const int VAR_14= get_bits(&VAR_1->gb, 3); VAR_13 = VAR_14 + (VAR_14 >= VAR_13); } if(VAR_12==4)
fill_rectangle(&VAR_1->intra4x4_pred_mode_cache[ scan8[VAR_21] ], 2, 2, 8, VAR_13, 1); else
VAR_1->intra4x4_pred_mode_cache[scan8[VAR_21]] = VAR_13; } write_back_intra_pred_mode(VAR_0, VAR_1); if (ff_h264_check_intra4x4_pred_mode(VAR_1->intra4x4_pred_mode_cache, VAR_0->avctx,
VAR_1->top_samples_available, VAR_1->left_samples_available) < 0)
return -1; }else{ VAR_1->intra16x16_pred_mode = ff_h264_check_intra_pred_mode(VAR_0->avctx, VAR_1->top_samples_available,
VAR_1->left_samples_available, VAR_1->intra16x16_pred_mode, 0); if (VAR_1->intra16x16_pred_mode < 0)
return -1; } if(VAR_7){ VAR_10= ff_h264_check_intra_pred_mode(VAR_0->avctx, VAR_1->top_samples_available,
VAR_1->left_samples_available, get_ue_golomb_31(&VAR_1->gb), 1); if(VAR_10 < 0)
return -1; VAR_1->chroma_pred_mode = VAR_10; } else { VAR_1->chroma_pred_mode = DC_128_PRED8x8; } }else if(VAR_3==4){ int VAR_21, VAR_15, VAR_16[4], VAR_19, VAR_18[2][4]; if (VAR_1->slice_type_nos == AV_PICTURE_TYPE_B) { for(VAR_21=0; VAR_21<4; VAR_21++){ VAR_1->sub_mb_type[VAR_21]= get_ue_golomb_31(&VAR_1->gb); if(VAR_1->sub_mb_type[VAR_21] >=13){ av_log(VAR_0->avctx, AV_LOG_ERROR, "B sub_mb_type %u out of range at %d %d\n", VAR_1->sub_mb_type[VAR_21], VAR_1->mb_x, VAR_1->mb_y); return -1; } VAR_16[VAR_21] = ff_h264_b_sub_mb_type_info[VAR_1->sub_mb_type[VAR_21]].VAR_3; VAR_1->sub_mb_type[VAR_21]     = ff_h264_b_sub_mb_type_info[VAR_1->sub_mb_type[VAR_21]].type; } if( IS_DIRECT(VAR_1->sub_mb_type[0]|VAR_1->sub_mb_type[1]|VAR_1->sub_mb_type[2]|VAR_1->sub_mb_type[3])) { ff_h264_pred_direct_motion(VAR_0, VAR_1, &VAR_4); VAR_1->ref_cache[0][scan8[4]] =
VAR_1->ref_cache[1][scan8[4]] =
VAR_1->ref_cache[0][scan8[12]] =
VAR_1->ref_cache[1][scan8[12]] = PART_NOT_AVAILABLE; } }else{ av_assert2(VAR_1->slice_type_nos == AV_PICTURE_TYPE_P); for(VAR_21=0; VAR_21<4; VAR_21++){ VAR_1->sub_mb_type[VAR_21]= get_ue_golomb_31(&VAR_1->gb); if(VAR_1->sub_mb_type[VAR_21] >=4){ av_log(VAR_0->avctx, AV_LOG_ERROR, "P sub_mb_type %u out of range at %d %d\n", VAR_1->sub_mb_type[VAR_21], VAR_1->mb_x, VAR_1->mb_y); return -1; } VAR_16[VAR_21] = ff_h264_p_sub_mb_type_info[VAR_1->sub_mb_type[VAR_21]].VAR_3; VAR_1->sub_mb_type[VAR_21]     = ff_h264_p_sub_mb_type_info[VAR_1->sub_mb_type[VAR_21]].type; } } for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) { int ref_count = IS_REF0(VAR_4) ? 1 : VAR_1->ref_count[VAR_19] << MB_MBAFF(VAR_1); for(VAR_21=0; VAR_21<4; VAR_21++){ if(IS_DIRECT(VAR_1->sub_mb_type[VAR_21])) continue; if(IS_DIR(VAR_1->sub_mb_type[VAR_21], 0, VAR_19)){ unsigned int tmp; if(ref_count == 1){ tmp= 0; }else if(ref_count == 2){ tmp= get_bits1(&VAR_1->gb)^1; }else{ tmp= get_ue_golomb_31(&VAR_1->gb); if(tmp>=ref_count){ av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_18 %u overflow\n", tmp); return -1; } } VAR_18[VAR_19][VAR_21]= tmp; }else{ VAR_18[VAR_19][VAR_21] = -1; } } } if(VAR_6)
VAR_6 = get_dct8x8_allowed(VAR_0, VAR_1); for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) { for(VAR_21=0; VAR_21<4; VAR_21++){ if(IS_DIRECT(VAR_1->sub_mb_type[VAR_21])) { VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21] ] = VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]+1 ]; continue; } VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]   ]=VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]+1 ]=
VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]+8 ]=VAR_1->ref_cache[VAR_19][ scan8[4*VAR_21]+9 ]= VAR_18[VAR_19][VAR_21]; if(IS_DIR(VAR_1->sub_mb_type[VAR_21], 0, VAR_19)){ const int sub_mb_type= VAR_1->sub_mb_type[VAR_21]; const int block_width= (sub_mb_type & (MB_TYPE_16x16|MB_TYPE_16x8)) ? 2 : 1; for(VAR_15=0; VAR_15<VAR_16[VAR_21]; VAR_15++){ int VAR_19, VAR_20; const int VAR_30= 4*VAR_21 + block_width*VAR_15; int16_t (* mv_cache)[2]= &VAR_1->mv_cache[VAR_19][ scan8[VAR_30] ]; pred_motion(VAR_0, VAR_1, VAR_30, block_width, VAR_19, VAR_1->ref_cache[VAR_19][ scan8[VAR_30] ], &VAR_19, &VAR_20); VAR_19 += get_se_golomb(&VAR_1->gb); VAR_20 += get_se_golomb(&VAR_1->gb); ff_tlog(VAR_0->avctx, "final mv:%d %d\n", VAR_19, VAR_20); if(IS_SUB_8X8(sub_mb_type)){ mv_cache[ 1 ][0]=
mv_cache[ 8 ][0]= mv_cache[ 9 ][0]= VAR_19; mv_cache[ 1 ][1]=
mv_cache[ 8 ][1]= mv_cache[ 9 ][1]= VAR_20; }else if(IS_SUB_8X4(sub_mb_type)){ mv_cache[ 1 ][0]= VAR_19; mv_cache[ 1 ][1]= VAR_20; }else if(IS_SUB_4X8(sub_mb_type)){ mv_cache[ 8 ][0]= VAR_19; mv_cache[ 8 ][1]= VAR_20; } mv_cache[ 0 ][0]= VAR_19; mv_cache[ 0 ][1]= VAR_20; } }else{ uint32_t *p= (uint32_t *)&VAR_1->mv_cache[VAR_19][ scan8[4*VAR_21] ][0]; p[0] = p[1]=
p[8] = p[9]= 0; } } } }else if(IS_DIRECT(VAR_4)){ ff_h264_pred_direct_motion(VAR_0, VAR_1, &VAR_4); VAR_6 &= VAR_0->ps.sps->direct_8x8_inference_flag; }else{ int VAR_19, VAR_19, VAR_20, VAR_21; we should set ref_idx_l? to 0 if we use that later ...
if(IS_16X16(VAR_4)){ for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) { unsigned int val; if(IS_DIR(VAR_4, 0, VAR_19)){ unsigned rc = VAR_1->ref_count[VAR_19] << MB_MBAFF(VAR_1); if (rc == 1) { val= 0; } else if (rc == 2) { val= get_bits1(&VAR_1->gb)^1; }else{ val= get_ue_golomb_31(&VAR_1->gb); if (val >= rc) { av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_18 %u overflow\n", val); return -1; } } fill_rectangle(&VAR_1->ref_cache[VAR_19][ scan8[0] ], 4, 4, 8, val, 1); } } for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) { if(IS_DIR(VAR_4, 0, VAR_19)){ pred_motion(VAR_0, VAR_1, 0, 4, VAR_19, VAR_1->ref_cache[VAR_19][ scan8[0] ], &VAR_19, &VAR_20); VAR_19 += get_se_golomb(&VAR_1->gb); VAR_20 += get_se_golomb(&VAR_1->gb); ff_tlog(VAR_0->avctx, "final mv:%d %d\n", VAR_19, VAR_20); fill_rectangle(VAR_1->mv_cache[VAR_19][ scan8[0] ], 4, 4, 8, pack16to32(VAR_19,VAR_20), 4); } } } else if(IS_16X8(VAR_4)){ for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) { for(VAR_21=0; VAR_21<2; VAR_21++){ unsigned int val; if(IS_DIR(VAR_4, VAR_21, VAR_19)){ unsigned rc = VAR_1->ref_count[VAR_19] << MB_MBAFF(VAR_1); if (rc == 1) { val= 0; } else if (rc == 2) { val= get_bits1(&VAR_1->gb)^1; }else{ val= get_ue_golomb_31(&VAR_1->gb); if (val >= rc) { av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_18 %u overflow\n", val); return -1; } } }else val= LIST_NOT_USED&0xFF; fill_rectangle(&VAR_1->ref_cache[VAR_19][ scan8[0] + 16*VAR_21 ], 4, 2, 8, val, 1); } } for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) { for(VAR_21=0; VAR_21<2; VAR_21++){ unsigned int val; if(IS_DIR(VAR_4, VAR_21, VAR_19)){ pred_16x8_motion(VAR_0, VAR_1, 8*VAR_21, VAR_19, VAR_1->ref_cache[VAR_19][scan8[0] + 16*VAR_21], &VAR_19, &VAR_20); VAR_19 += get_se_golomb(&VAR_1->gb); VAR_20 += get_se_golomb(&VAR_1->gb); ff_tlog(VAR_0->avctx, "final mv:%d %d\n", VAR_19, VAR_20); val= pack16to32(VAR_19,VAR_20); }else val=0; fill_rectangle(VAR_1->mv_cache[VAR_19][ scan8[0] + 16*VAR_21 ], 4, 2, 8, val, 4); } } }else{ av_assert2(IS_8X16(VAR_4)); for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) { for(VAR_21=0; VAR_21<2; VAR_21++){ unsigned int val; if(IS_DIR(VAR_4, VAR_21, VAR_19)){  optimize unsigned rc = VAR_1->ref_count[VAR_19] << MB_MBAFF(VAR_1); if (rc == 1) { val= 0; } else if (rc == 2) { val= get_bits1(&VAR_1->gb)^1; }else{ val= get_ue_golomb_31(&VAR_1->gb); if (val >= rc) { av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_18 %u overflow\n", val); return -1; } } }else val= LIST_NOT_USED&0xFF; fill_rectangle(&VAR_1->ref_cache[VAR_19][ scan8[0] + 2*VAR_21 ], 2, 4, 8, val, 1); } } for (VAR_19 = 0; VAR_19 < VAR_1->list_count; VAR_19++) { for(VAR_21=0; VAR_21<2; VAR_21++){ unsigned int val; if(IS_DIR(VAR_4, VAR_21, VAR_19)){ pred_8x16_motion(VAR_0, VAR_1, VAR_21*4, VAR_19, VAR_1->ref_cache[VAR_19][ scan8[0] + 2*VAR_21 ], &VAR_19, &VAR_20); VAR_19 += get_se_golomb(&VAR_1->gb); VAR_20 += get_se_golomb(&VAR_1->gb); ff_tlog(VAR_0->avctx, "final mv:%d %d\n", VAR_19, VAR_20); val= pack16to32(VAR_19,VAR_20); }else val=0; fill_rectangle(VAR_1->mv_cache[VAR_19][ scan8[0] + 2*VAR_21 ], 2, 4, 8, val, 4); } } } } if(IS_INTER(VAR_4))
write_back_motion(VAR_0, VAR_1, VAR_4); if(!IS_INTRA16x16(VAR_4)){ VAR_5= get_ue_golomb(&VAR_1->gb); if(VAR_7){ if(VAR_5 > 47){ av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_5 too large (%u) at %d %d\n", VAR_5, VAR_1->mb_x, VAR_1->mb_y); return -1; } if (IS_INTRA4x4(VAR_4))
VAR_5 = ff_h264_golomb_to_intra4x4_cbp[VAR_5]; else
VAR_5 = ff_h264_golomb_to_inter_cbp[VAR_5]; }else{ if(VAR_5 > 15){ av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_5 too large (%u) at %d %d\n", VAR_5, VAR_1->mb_x, VAR_1->mb_y); return -1; } if(IS_INTRA4x4(VAR_4)) VAR_5= golomb_to_intra4x4_cbp_gray[VAR_5]; else                     VAR_5= golomb_to_inter_cbp_gray[VAR_5]; } } else { if (!VAR_7 && VAR_5>15) { av_log(VAR_0->avctx, AV_LOG_ERROR, "gray chroma\n"); return AVERROR_INVALIDDATA; } } if(VAR_6 && (VAR_5&15) && !IS_INTRA(VAR_4)){ VAR_4 |= MB_TYPE_8x8DCT*get_bits1(&VAR_1->gb); } VAR_1->VAR_5=
VAR_0->cbp_table[VAR_2]= VAR_5; VAR_0->cur_pic.VAR_4[VAR_2] = VAR_4; if(VAR_5 || IS_INTRA16x16(VAR_4)){ int VAR_21, VAR_22, VAR_23; int VAR_24; int VAR_25; GetBitContext *gb = &VAR_1->gb; const uint8_t *VAR_26, *scan8x8; const int VAR_27 = 51 + 6 * (VAR_0->ps.sps->bit_depth_luma - 8); if(IS_INTERLACED(VAR_4)){ scan8x8 = VAR_1->qscale ? VAR_0->field_scan8x8_cavlc : VAR_0->field_scan8x8_cavlc_q0; VAR_26    = VAR_1->qscale ? VAR_0->field_scan : VAR_0->field_scan_q0; }else{ scan8x8 = VAR_1->qscale ? VAR_0->zigzag_scan8x8_cavlc : VAR_0->zigzag_scan8x8_cavlc_q0; VAR_26    = VAR_1->qscale ? VAR_0->zigzag_scan : VAR_0->zigzag_scan_q0; } VAR_24= get_se_golomb(&VAR_1->gb); VAR_1->qscale += VAR_24; if (((unsigned)VAR_1->qscale) > VAR_27){ if (VAR_1->qscale < 0) VAR_1->qscale += VAR_27 + 1; else                VAR_1->qscale -= VAR_27+1; if (((unsigned)VAR_1->qscale) > VAR_27){ av_log(VAR_0->avctx, AV_LOG_ERROR, "VAR_24 out of range (%d) at %d %d\n", VAR_24, VAR_1->mb_x, VAR_1->mb_y); return -1; } } VAR_1->chroma_qp[0] = get_chroma_qp(VAR_0->ps.pps, 0, VAR_1->qscale); VAR_1->chroma_qp[1] = get_chroma_qp(VAR_0->ps.pps, 1, VAR_1->qscale); if ((VAR_25 = decode_luma_residual(VAR_0, VAR_1, gb, VAR_26, scan8x8, VAR_8, VAR_4, VAR_5, 0)) < 0 ) { return -1; } VAR_0->cbp_table[VAR_2] |= VAR_25 << 12; if (CHROMA444(VAR_0)) { if (decode_luma_residual(VAR_0, VAR_1, gb, VAR_26, scan8x8, VAR_8, VAR_4, VAR_5, 1) < 0 ) { return -1; } if (decode_luma_residual(VAR_0, VAR_1, gb, VAR_26, scan8x8, VAR_8, VAR_4, VAR_5, 2) < 0 ) { return -1; } } else { const int VAR_28 = VAR_0->ps.sps->chroma_format_idc; if(VAR_5&0x30){ for(VAR_23=0; VAR_23<2; VAR_23++) if (decode_residual(VAR_0, VAR_1, gb, VAR_1->mb + ((256 + 16*16*VAR_23) << VAR_8),
CHROMA_DC_BLOCK_INDEX + VAR_23,
CHROMA422(VAR_0) ? ff_h264_chroma422_dc_scan : ff_h264_chroma_dc_scan,
NULL, 4 * VAR_28) < 0) { return -1; } } if(VAR_5&0x20){ for(VAR_23=0; VAR_23<2; VAR_23++){ const uint32_t *VAR_29 = VAR_0->ps.pps->dequant4_coeff[VAR_23+1+(IS_INTRA( VAR_4 ) ? 0:3)][VAR_1->chroma_qp[VAR_23]]; int16_t *mb = VAR_1->mb + (16*(16 + 16*VAR_23) << VAR_8); for (VAR_22 = 0; VAR_22<VAR_28; VAR_22++) { for (VAR_21 = 0; VAR_21 < 4; VAR_21++) { const int VAR_30 = 16 + 16*VAR_23 + 8*VAR_22 + VAR_21; if (decode_residual(VAR_0, VAR_1, gb, mb, VAR_30, VAR_26 + 1, VAR_29, 15) < 0)
return -1; mb += 16 << VAR_8; } } } }else{ fill_rectangle(&VAR_1->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); fill_rectangle(&VAR_1->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); } } }else{ fill_rectangle(&VAR_1->non_zero_count_cache[scan8[ 0]], 4, 4, 8, 0, 1); fill_rectangle(&VAR_1->non_zero_count_cache[scan8[16]], 4, 4, 8, 0, 1); fill_rectangle(&VAR_1->non_zero_count_cache[scan8[32]], 4, 4, 8, 0, 1); } VAR_0->cur_pic.qscale_table[VAR_2] = VAR_1->qscale; write_back_non_zero_count(VAR_0, VAR_1); return 0; }