241     if (p_Dec->mem) {  in free_dec_ctx()
242         free_dxva_ctx(&p_Dec->mem->dxva_ctx);  in free_dec_ctx()
243         MPP_FREE(p_Dec->mem);  in free_dec_ctx()
258     p_Dec->mem = mpp_calloc(H264_DecMem_t, 1);  in init_dec_ctx()
259     MEM_CHECK(ret, p_Dec->mem);  in init_dec_ctx()
260     p_Dec->dpb_mark         = p_Dec->mem->dpb_mark;           //!< for write out, MAX_DPB_SIZE  in init_dec_ctx()
261     p_Dec->dpb_info         = p_Dec->mem->dpb_info;           //!< 16  in init_dec_ctx()
262     p_Dec->refpic_info_p    = p_Dec->mem->refpic_info_p;      //!< 32  in init_dec_ctx()
263     p_Dec->refpic_info_b[0] = p_Dec->mem->refpic_info_b[0];   //!< [2][32]  in init_dec_ctx()
264     p_Dec->refpic_info_b[1] = p_Dec->mem->refpic_info_b[1];   //!< [2][32]  in init_dec_ctx()
266     p_Dec->mem->dxva_ctx.p_Dec = p_Dec;  in init_dec_ctx()
267     FUN_CHECK(ret = init_dxva_ctx(&p_Dec->mem->dxva_ctx));  in init_dec_ctx()
268     p_Dec->dxva_ctx = &p_Dec->mem->dxva_ctx;  in init_dec_ctx()