45     struct xvmc_pix_fmt *render = (struct xvmc_pix_fmt*)s->current_picture.f->data[2];  in ff_xvmc_init_block()  local
46     assert(render && render->xvmc_id == AV_XVMC_ID);  in ff_xvmc_init_block()
48     s->block = (int16_t (*)[64])(render->data_blocks + render->next_free_data_block_num * 64);  in ff_xvmc_init_block()
90     struct xvmc_pix_fmt *last, *next, *render = (struct xvmc_pix_fmt*)s->current_picture.f->data[2];  in ff_xvmc_field_start()  local
94     if (!render || render->xvmc_id != AV_XVMC_ID ||  in ff_xvmc_field_start()
95         !render->data_blocks || !render->mv_blocks ||  in ff_xvmc_field_start()
96         (unsigned int)render->allocated_mv_blocks   > INT_MAX/(64*6) ||  in ff_xvmc_field_start()
97         (unsigned int)render->allocated_data_blocks > INT_MAX/64     ||  in ff_xvmc_field_start()
98         !render->p_surface) {  in ff_xvmc_field_start()
104     if (render->filled_mv_blocks_num) {  in ff_xvmc_field_start()
107                render->filled_mv_blocks_num);  in ff_xvmc_field_start()
110     if (render->allocated_mv_blocks   < 1 ||  in ff_xvmc_field_start()
111         render->allocated_data_blocks <  render->allocated_mv_blocks*mb_block_count ||  in ff_xvmc_field_start()
112         render->start_mv_blocks_num   >= render->allocated_mv_blocks                ||  in ff_xvmc_field_start()
113         render->next_free_data_block_num >  in ff_xvmc_field_start()
114                         render->allocated_data_blocks -  in ff_xvmc_field_start()
115                         mb_block_count*(render->allocated_mv_blocks-render->start_mv_blocks_num)) {  in ff_xvmc_field_start()
121     render->picture_structure = s->picture_structure;  in ff_xvmc_field_start()
122     render->flags             = s->first_field ? 0 : XVMC_SECOND_FIELD;  in ff_xvmc_field_start()
123     render->p_future_surface  = NULL;  in ff_xvmc_field_start()
124     render->p_past_surface    = NULL;  in ff_xvmc_field_start()
135             render->p_future_surface = next->p_surface;  in ff_xvmc_field_start()
140                 last = render; // predict second field from the first  in ff_xvmc_field_start()
143             render->p_past_surface = last->p_surface;  in ff_xvmc_field_start()
159     struct xvmc_pix_fmt *render = (struct xvmc_pix_fmt*)s->current_picture.f->data[2];  in ff_xvmc_field_end()  local
160     assert(render);  in ff_xvmc_field_end()
162     if (render->filled_mv_blocks_num > 0)  in ff_xvmc_field_end()
174     struct xvmc_pix_fmt *render;  in ff_xvmc_decode_mb()  local
201     render = (struct xvmc_pix_fmt*)s->current_picture.f->data[2];  in ff_xvmc_decode_mb()
202     assert(render);  in ff_xvmc_decode_mb()
203     assert(render->xvmc_id == AV_XVMC_ID);  in ff_xvmc_decode_mb()
204     assert(render->mv_blocks);  in ff_xvmc_decode_mb()
207     mv_block = &render->mv_blocks[render->start_mv_blocks_num +  in ff_xvmc_decode_mb()
208                                   render->filled_mv_blocks_num];  in ff_xvmc_decode_mb()
286     mv_block->index = render->next_free_data_block_num;  in ff_xvmc_decode_mb()
305                 if (!render->unsigned_intra)  in ff_xvmc_decode_mb()
320             if (s->mb_intra && (render->idct || !render->unsigned_intra))  in ff_xvmc_decode_mb()
322             if (!render->idct) {  in ff_xvmc_decode_mb()
331                 memcpy(&render->data_blocks[render->next_free_data_block_num*64],  in ff_xvmc_decode_mb()
334             render->next_free_data_block_num++;  in ff_xvmc_decode_mb()
337     render->filled_mv_blocks_num++;  in ff_xvmc_decode_mb()
339     assert(render->filled_mv_blocks_num     <= render->allocated_mv_blocks);  in ff_xvmc_decode_mb()
340     assert(render->next_free_data_block_num <= render->allocated_data_blocks);  in ff_xvmc_decode_mb()
346     if (render->filled_mv_blocks_num == render->allocated_mv_blocks)  in ff_xvmc_decode_mb()