pic_param->quant_precision = s->quant_precision;
pic_param->vop_fields.value = 0; /* reset all bits */
pic_param->vop_fields.bits.vop_coding_type = s->pict_type - AV_PICTURE_TYPE_I;
- pic_param->vop_fields.bits.backward_reference_vop_coding_type = s->pict_type == AV_PICTURE_TYPE_B ? s->next_picture.pict_type - AV_PICTURE_TYPE_I : 0;
+ pic_param->vop_fields.bits.backward_reference_vop_coding_type = s->pict_type == AV_PICTURE_TYPE_B ? s->next_picture.f.pict_type - AV_PICTURE_TYPE_I : 0;
pic_param->vop_fields.bits.vop_rounding_type = s->no_rounding;
pic_param->vop_fields.bits.intra_dc_vlc_thr = mpeg4_get_intra_dc_vlc_thr(s);
pic_param->vop_fields.bits.top_field_first = s->top_field_first;