/****************************************************************************** * * Copyright (C) 2018 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. * ***************************************************************************** * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore */ /*! ****************************************************************************** * \file ihevce_coarse_me_pass.c * * \brief * Converts the language of the encoder to language of me. This is an i/f * between the encoder style APIs and ME style APIs. This is basically * a memoryless glue layer. * * \date * 22/10/2012 * * \author * Ittiam * * * List of Functions * * ****************************************************************************** */ /*****************************************************************************/ /* File Includes */ /*****************************************************************************/ /* System include files */ #include #include #include #include #include #include /* User include files */ #include "ihevc_typedefs.h" #include "itt_video_api.h" #include "ihevce_api.h" #include "rc_cntrl_param.h" #include "rc_frame_info_collector.h" #include "rc_look_ahead_params.h" #include "ihevc_defs.h" #include "ihevc_structs.h" #include "ihevc_platform_macros.h" #include "ihevc_deblk.h" #include "ihevc_itrans_recon.h" #include "ihevc_chroma_itrans_recon.h" #include "ihevc_chroma_intra_pred.h" #include "ihevc_intra_pred.h" #include "ihevc_inter_pred.h" #include "ihevc_mem_fns.h" #include "ihevc_padding.h" #include "ihevc_weighted_pred.h" #include "ihevc_sao.h" #include "ihevc_resi_trans.h" #include "ihevc_quant_iquant_ssd.h" #include "ihevc_cabac_tables.h" #include "ihevce_defs.h" #include "ihevce_lap_enc_structs.h" #include "ihevce_multi_thrd_structs.h" #include "ihevce_me_common_defs.h" #include "ihevce_had_satd.h" #include "ihevce_error_codes.h" #include "ihevce_bitstream.h" #include "ihevce_cabac.h" #include "ihevce_rdoq_macros.h" #include "ihevce_function_selector.h" #include "ihevce_enc_structs.h" #include "ihevce_entropy_structs.h" #include "ihevce_cmn_utils_instr_set_router.h" #include "ihevce_enc_loop_structs.h" #include "ihevce_bs_compute_ctb.h" #include "ihevce_global_tables.h" #include "ihevce_dep_mngr_interface.h" #include "hme_datatype.h" #include "hme_interface.h" #include "hme_common_defs.h" #include "hme_defs.h" #include "ihevce_me_instr_set_router.h" #include "ihevce_ipe_instr_set_router.h" #include "ihevce_ipe_structs.h" #include "hme_globals.h" #include "hme_utils.h" #include "hme_coarse.h" #include "hme_refine.h" #include "ihevce_me_pass.h" #include "ihevce_coarse_me_pass.h" /*****************************************************************************/ /* Function Definitions */ /*****************************************************************************/ /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_get_num_mem_recs \endif * * \brief * Number of memory records are returned for ME module * Note : Include total mem. req. for HME + Total mem. req. for Dep Mngr for HME * * \return * Number of memory records * * \author * Ittiam * ***************************************************************************** */ WORD32 ihevce_coarse_me_get_num_mem_recs() { WORD32 hme_mem_recs = hme_coarse_num_alloc(); WORD32 hme_dep_mngr_mem_recs = hme_coarse_dep_mngr_num_alloc(); return ((hme_mem_recs + hme_dep_mngr_mem_recs)); } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_get_mem_recs \endif * * \brief * Memory requirements are returned for coarse ME. * * \param[in,out] ps_mem_tab : pointer to memory descriptors table * \param[in] ps_init_prms : Create time static parameters * \param[in] i4_num_proc_thrds : Number of processing threads for this module * \param[in] i4_mem_space : memspace in whihc memory request should be done * * \return * Number of records * * \author * Ittiam * ***************************************************************************** */ WORD32 ihevce_coarse_me_get_mem_recs( iv_mem_rec_t *ps_mem_tab, ihevce_static_cfg_params_t *ps_init_prms, WORD32 i4_num_proc_thrds, WORD32 i4_mem_space, WORD32 i4_resolution_id) { hme_memtab_t as_memtabs[HME_COARSE_TOT_MEMTABS]; WORD32 n_tabs, i; /* Init prms structure specific to HME */ hme_init_prms_t s_hme_init_prms; //return (ihevce_coarse_me_get_num_mem_recs()); /*************************************************************************/ /* code flow: we call hme alloc function and then remap those memtabs */ /* to a different type of memtab structure. */ /*************************************************************************/ ASSERT(HME_COARSE_TOT_MEMTABS >= hme_coarse_num_alloc()); /*************************************************************************/ /* POPULATE THE HME INIT PRMS */ /*************************************************************************/ ihevce_derive_me_init_prms(ps_init_prms, &s_hme_init_prms, i4_num_proc_thrds, i4_resolution_id); /*************************************************************************/ /* CALL THE ME FUNCTION TO GET MEMTABS */ /*************************************************************************/ n_tabs = hme_coarse_alloc(&as_memtabs[0], &s_hme_init_prms); ASSERT(n_tabs == hme_coarse_num_alloc()); /*************************************************************************/ /* REMAP RESULTS TO ENCODER MEMTAB STRUCTURE */ /*************************************************************************/ for(i = 0; i < n_tabs; i++) { ps_mem_tab[i].i4_mem_size = as_memtabs[i].size; ps_mem_tab[i].i4_mem_alignment = as_memtabs[i].align; ps_mem_tab[i].e_mem_type = (IV_MEM_TYPE_T)i4_mem_space; ps_mem_tab[i].i4_size = sizeof(iv_mem_rec_t); } /*************************************************************************/ /* --- HME Coarse sync Dep Mngr Mem requests -- */ /*************************************************************************/ { WORD32 n_dep_tabs; ps_mem_tab += n_tabs; n_dep_tabs = hme_coarse_dep_mngr_alloc( ps_mem_tab, ps_init_prms, i4_mem_space, i4_num_proc_thrds, i4_resolution_id); ASSERT(n_dep_tabs == hme_coarse_dep_mngr_num_alloc()); /* Update the total no. of mem tabs */ n_tabs += n_dep_tabs; } return (n_tabs); } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_init \endif * * \brief * Intialization for ME context state structure . * * \param[in] ps_mem_tab : pointer to memory descriptors table * \param[in] ps_init_prms : Create time static parameters * \param[in] pv_osal_handle : Osal handle * * \return * Handle to the ME context * * \author * Ittiam * ***************************************************************************** */ void *ihevce_coarse_me_init( iv_mem_rec_t *ps_mem_tab, ihevce_static_cfg_params_t *ps_init_prms, WORD32 i4_num_proc_thrds, void *pv_osal_handle, WORD32 i4_resolution_id, UWORD8 u1_is_popcnt_available) { /* ME handle to be returned */ void *pv_me_ctxt; WORD32 status; coarse_me_master_ctxt_t *ps_ctxt; /* Init prms structure specific to HME */ hme_init_prms_t s_hme_init_prms; /* memtabs to be passed to hme */ hme_memtab_t as_memtabs[HME_COARSE_TOT_MEMTABS]; WORD32 n_tabs, n_dep_tabs, i; /*************************************************************************/ /* POPULATE THE HME INIT PRMS */ /*************************************************************************/ ihevce_derive_me_init_prms(ps_init_prms, &s_hme_init_prms, i4_num_proc_thrds, i4_resolution_id); /*************************************************************************/ /* Ensure local declaration is sufficient */ /*************************************************************************/ n_tabs = hme_coarse_num_alloc(); ASSERT(HME_COARSE_TOT_MEMTABS >= n_tabs); /*************************************************************************/ /* MAP RESULTS TO HME MEMTAB STRUCTURE */ /*************************************************************************/ for(i = 0; i < n_tabs; i++) { as_memtabs[i].size = ps_mem_tab[i].i4_mem_size; as_memtabs[i].align = ps_mem_tab[i].i4_mem_alignment; as_memtabs[i].pu1_mem = (U08 *)ps_mem_tab[i].pv_base; } /*************************************************************************/ /* CALL THE ME FUNCTION TO GET MEMTABS */ /*************************************************************************/ pv_me_ctxt = (void *)as_memtabs[0].pu1_mem; status = hme_coarse_init(pv_me_ctxt, &as_memtabs[0], &s_hme_init_prms); ps_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; if(status == -1) return NULL; /*************************************************************************/ /* --- HME sync Dep Mngr Mem init -- */ /*************************************************************************/ ps_mem_tab += n_tabs; n_dep_tabs = hme_coarse_dep_mngr_init( ps_mem_tab, ps_init_prms, pv_me_ctxt, pv_osal_handle, i4_num_proc_thrds, i4_resolution_id); ASSERT(n_dep_tabs <= hme_coarse_dep_mngr_num_alloc()); n_tabs += n_dep_tabs; ihevce_me_instr_set_router( (ihevce_me_optimised_function_list_t *)ps_ctxt->pv_me_optimised_function_list, ps_init_prms->e_arch_type); ihevce_cmn_utils_instr_set_router( &ps_ctxt->s_cmn_opt_func, u1_is_popcnt_available, ps_init_prms->e_arch_type); return (pv_me_ctxt); } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_reg_thrds_sem \endif * * \brief * Intialization for ME context state structure with semaphores . * * \param[in] pv_me_ctxt : pointer to Coarse ME ctxt * \param[in] ppv_sem_hdls : Array of semaphore handles * \param[in] i4_num_proc_thrds : Number of processing threads * * \return * none * * \author * Ittiam * ***************************************************************************** */ void ihevce_coarse_me_reg_thrds_sem(void *pv_me_ctxt, void **ppv_sem_hdls, WORD32 i4_num_proc_thrds) { hme_coarse_dep_mngr_reg_sem(pv_me_ctxt, ppv_sem_hdls, i4_num_proc_thrds); return; } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_delete \endif * * \brief * Destroy Coarse ME module * Note : Only Destroys the resources allocated in the module like * semaphore,etc. Memory free is done Separately using memtabs * * \param[in] pv_me_ctxt : pointer to Coarse ME ctxt * \param[in] ps_init_prms : Create time static parameters * \param[in] pv_osal_handle : Osal handle * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_coarse_me_delete( void *pv_me_ctxt, ihevce_static_cfg_params_t *ps_init_prms, WORD32 i4_resolution_id) { /* --- HME sync Dep Mngr Delete --*/ hme_coarse_dep_mngr_delete(pv_me_ctxt, ps_init_prms, i4_resolution_id); } /** ******************************************************************************* * \if Function name : ihevce_coarse_me_set_resolution \endif * * \brief * Sets the resolution for ME state * * \par Description: * ME requires information of resolution to prime up its layer descriptors * and contexts. This API is called whenever a control call from application * causes a change of resolution. Has to be called once initially before * processing any frame. Again this is just a glue function and calls the * actual ME API for the same. * * \param[in,out] pv_me_ctxt: Handle to the ME context * \param[in] n_enc_layers: Number of layers getting encoded * \param[in] p_wd : Pointer containing widths of each layer getting encoded. * \param[in] p_ht : Pointer containing heights of each layer getting encoded. * * \returns * none * * \author * Ittiam * ******************************************************************************* */ void ihevce_coarse_me_set_resolution( void *pv_me_ctxt, WORD32 n_enc_layers, WORD32 *p_wd, WORD32 *p_ht) { /* local variables */ coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; WORD32 thrds; for(thrds = 0; thrds < ps_master_ctxt->i4_num_proc_thrds; thrds++) { coarse_me_ctxt_t *ps_me_thrd_ctxt; ps_me_thrd_ctxt = ps_master_ctxt->aps_me_ctxt[thrds]; hme_coarse_set_resolution((void *)ps_me_thrd_ctxt, n_enc_layers, p_wd, p_ht); } } void ihevce_coarse_me_get_rc_param( void *pv_me_ctxt, LWORD64 *i8_acc_frame_hme_cost, LWORD64 *i8_acc_frame_hme_sad, LWORD64 *i8_acc_num_blks_higher_sad, LWORD64 *i8_total_blks, WORD32 i4_is_prev_pic_same_scene) { coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; WORD32 thrds; coarse_me_ctxt_t *ps_me_thrd_ctxt; *i8_acc_frame_hme_cost = 0; *i8_acc_frame_hme_sad = 0; for(thrds = 0; thrds < ps_master_ctxt->i4_num_proc_thrds; thrds++) { ps_me_thrd_ctxt = ps_master_ctxt->aps_me_ctxt[thrds]; *i8_acc_frame_hme_cost += ps_me_thrd_ctxt->i4_L1_hme_best_cost; /*Calculate me cost wrt. to ref only for P frame */ if(ps_me_thrd_ctxt->s_frm_prms.is_i_pic == ps_me_thrd_ctxt->s_frm_prms.bidir_enabled) { *i8_acc_num_blks_higher_sad += ps_me_thrd_ctxt->i4_num_blks_high_sad; *i8_total_blks += ps_me_thrd_ctxt->i4_num_blks; } *i8_acc_frame_hme_sad += ps_me_thrd_ctxt->i4_L1_hme_sad; } } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_process \endif * * \brief * Frame level ME function * * \par Description: * Processing of all layers starting from coarse and going * to the refinement layers, except enocde layer * * \param[in] pv_ctxt : pointer to ME module * \param[in] ps_enc_lap_inp : pointer to input yuv buffer (frame buffer) * \param[in,out] ps_ctb_out : pointer to CTB analyse output structure (frame buffer) * \param[out] ps_cu_out : pointer to CU analyse output structure (frame buffer) * \param[in] pd_intra_costs : pointerto intra cost buffer * \param[in] ps_multi_thrd_ctxt : pointer to multi thread ctxt * \param[in] thrd_id : Thread id of the current thrd in which function is executed * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_coarse_me_process( void *pv_me_ctxt, ihevce_lap_enc_buf_t *ps_enc_lap_inp, multi_thrd_ctxt_t *ps_multi_thrd_ctxt, WORD32 thrd_id, WORD32 i4_ping_pong) { /* local variables */ coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; coarse_me_ctxt_t *ps_thrd_ctxt; /* get the current thread ctxt pointer */ ps_thrd_ctxt = ps_master_ctxt->aps_me_ctxt[thrd_id]; ps_thrd_ctxt->thrd_id = thrd_id; /* frame level processing function */ hme_coarse_process_frm( (void *)ps_thrd_ctxt, &ps_master_ctxt->s_ref_map, &ps_master_ctxt->s_frm_prms, ps_multi_thrd_ctxt, i4_ping_pong, &ps_master_ctxt->apv_dep_mngr_hme_sync[0]); return; } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_frame_end \endif * * \brief * End of frame update function performs * - GMV collation * - Dynamic Search Range collation * * \param[in] pv_ctxt : pointer to ME module * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_coarse_me_frame_end(void *pv_me_ctxt) { /* local variables */ coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; coarse_me_ctxt_t *ps_thrd0_ctxt; layer_ctxt_t *ps_curr_layer; WORD32 num_ref, num_thrds, cur_poc; WORD32 coarse_layer_id; WORD32 i4_num_ref; ME_QUALITY_PRESETS_T e_me_quality_preset; /* GMV collation is done for coarse Layer only */ ps_thrd0_ctxt = ps_master_ctxt->aps_me_ctxt[0]; coarse_layer_id = ps_thrd0_ctxt->num_layers - 1; ps_curr_layer = ps_thrd0_ctxt->ps_curr_descr->aps_layers[coarse_layer_id]; i4_num_ref = ps_master_ctxt->s_ref_map.i4_num_ref; e_me_quality_preset = ps_thrd0_ctxt->s_init_prms.s_me_coding_tools.e_me_quality_presets; /* No processing is required if current pic is I pic */ if(1 == ps_master_ctxt->s_frm_prms.is_i_pic) { return; } /* use thrd 0 ctxt to collate the GMVs histogram and Dynamic Search Range */ /* across all threads */ for(num_ref = 0; num_ref < i4_num_ref; num_ref++) { WORD32 i4_offset, i4_lobe_size, i4_layer_id; mv_hist_t *ps_hist_thrd0; dyn_range_prms_t *aps_dyn_range_prms_thrd0[MAX_NUM_LAYERS]; ps_hist_thrd0 = ps_thrd0_ctxt->aps_mv_hist[num_ref]; /* Only for P pic. For P, both are 0, I&B has them mut. exclusive */ if(ps_thrd0_ctxt->s_frm_prms.is_i_pic == ps_thrd0_ctxt->s_frm_prms.bidir_enabled) { for(i4_layer_id = coarse_layer_id; i4_layer_id > 0; i4_layer_id--) { aps_dyn_range_prms_thrd0[i4_layer_id] = &ps_thrd0_ctxt->s_coarse_dyn_range_prms.as_dyn_range_prms[i4_layer_id][num_ref]; } } i4_lobe_size = ps_hist_thrd0->i4_lobe1_size; i4_offset = i4_lobe_size >> 1; /* run a loop over all the other threads to add up the histogram */ /* and to update the dynamical search range */ for(num_thrds = 1; num_thrds < ps_master_ctxt->i4_num_proc_thrds; num_thrds++) { dyn_range_prms_t *ps_dyn_range_prms; if(ME_XTREME_SPEED_25 != e_me_quality_preset) { mv_hist_t *ps_hist; WORD32 i4_y, i4_x; /* get current thrd histogram pointer */ ps_hist = ps_master_ctxt->aps_me_ctxt[num_thrds]->aps_mv_hist[num_ref]; /* Accumalate the Bin count for all the thread */ for(i4_y = 0; i4_y < ps_hist_thrd0->i4_num_rows; i4_y++) { for(i4_x = 0; i4_x < ps_hist_thrd0->i4_num_cols; i4_x++) { S32 i4_bin_id; i4_bin_id = i4_x + (i4_y * ps_hist_thrd0->i4_num_cols); ps_hist_thrd0->ai4_bin_count[i4_bin_id] += ps_hist->ai4_bin_count[i4_bin_id]; } } } /* Update the dynamical search range for each Layer */ /* Only for P pic. For P, both are 0, I&B has them mut. exclusive */ if(ps_thrd0_ctxt->s_frm_prms.is_i_pic == ps_thrd0_ctxt->s_frm_prms.bidir_enabled) { for(i4_layer_id = coarse_layer_id; i4_layer_id > 0; i4_layer_id--) { /* get current thrd, layer dynamical search range param. pointer */ ps_dyn_range_prms = &ps_master_ctxt->aps_me_ctxt[num_thrds] ->s_coarse_dyn_range_prms.as_dyn_range_prms[i4_layer_id][num_ref]; /* TODO : This calls can be optimized further. No need for min in 1st call and max in 2nd call */ hme_update_dynamic_search_params( aps_dyn_range_prms_thrd0[i4_layer_id], ps_dyn_range_prms->i2_dyn_max_y); hme_update_dynamic_search_params( aps_dyn_range_prms_thrd0[i4_layer_id], ps_dyn_range_prms->i2_dyn_min_y); } } } } /*************************************************************************/ /* Get the MAX/MIN per POC distance based on the all the ref. pics */ /*************************************************************************/ /* Only for P pic. For P, both are 0, I&B has them mut. exclusive */ if(ps_thrd0_ctxt->s_frm_prms.is_i_pic == ps_thrd0_ctxt->s_frm_prms.bidir_enabled) { WORD32 i4_layer_id; cur_poc = ps_thrd0_ctxt->i4_curr_poc; for(i4_layer_id = coarse_layer_id; i4_layer_id > 0; i4_layer_id--) { ps_thrd0_ctxt->s_coarse_dyn_range_prms.i2_dyn_max_y_per_poc[i4_layer_id] = 0; ps_thrd0_ctxt->s_coarse_dyn_range_prms.i2_dyn_min_y_per_poc[i4_layer_id] = 0; } for(num_ref = 0; num_ref < i4_num_ref; num_ref++) { for(i4_layer_id = coarse_layer_id; i4_layer_id > 0; i4_layer_id--) { WORD16 i2_mv_per_poc; WORD32 ref_poc, poc_diff; dyn_range_prms_t *ps_dyn_range_prms_thrd0; ps_dyn_range_prms_thrd0 = &ps_thrd0_ctxt->s_coarse_dyn_range_prms.as_dyn_range_prms[i4_layer_id][num_ref]; ref_poc = ps_dyn_range_prms_thrd0->i4_poc; ASSERT(ref_poc < cur_poc); poc_diff = (cur_poc - ref_poc); /* cur. ref. pic. max y per POC */ i2_mv_per_poc = (ps_dyn_range_prms_thrd0->i2_dyn_max_y + (poc_diff - 1)) / poc_diff; /* update the max y per POC */ ps_thrd0_ctxt->s_coarse_dyn_range_prms.i2_dyn_max_y_per_poc[i4_layer_id] = MAX(ps_thrd0_ctxt->s_coarse_dyn_range_prms.i2_dyn_max_y_per_poc[i4_layer_id], i2_mv_per_poc); /* cur. ref. pic. min y per POC */ i2_mv_per_poc = (ps_dyn_range_prms_thrd0->i2_dyn_min_y - (poc_diff - 1)) / poc_diff; /* update the min y per POC */ ps_thrd0_ctxt->s_coarse_dyn_range_prms.i2_dyn_min_y_per_poc[i4_layer_id] = MIN(ps_thrd0_ctxt->s_coarse_dyn_range_prms.i2_dyn_min_y_per_poc[i4_layer_id], i2_mv_per_poc); } } /*************************************************************************/ /* Populate the results to all thread ctxt */ /*************************************************************************/ for(num_thrds = 1; num_thrds < ps_master_ctxt->i4_num_proc_thrds; num_thrds++) { for(i4_layer_id = coarse_layer_id; i4_layer_id > 0; i4_layer_id--) { ps_master_ctxt->aps_me_ctxt[num_thrds] ->s_coarse_dyn_range_prms.i2_dyn_max_y_per_poc[i4_layer_id] = ps_thrd0_ctxt->s_coarse_dyn_range_prms.i2_dyn_max_y_per_poc[i4_layer_id]; ps_master_ctxt->aps_me_ctxt[num_thrds] ->s_coarse_dyn_range_prms.i2_dyn_min_y_per_poc[i4_layer_id] = ps_thrd0_ctxt->s_coarse_dyn_range_prms.i2_dyn_min_y_per_poc[i4_layer_id]; } } } if(ME_XTREME_SPEED_25 != e_me_quality_preset) { /* call the function which calcualtes the GMV */ /* layer pointer is shared across all threads */ /* hence all threads will have access to updated */ /* GMVs populated using thread 0 ctxt */ for(num_ref = 0; num_ref < i4_num_ref; num_ref++) { hme_calculate_global_mv( ps_thrd0_ctxt->aps_mv_hist[num_ref], &ps_curr_layer->s_global_mv[num_ref][GMV_THICK_LOBE], GMV_THICK_LOBE); } } return; } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_frame_dpb_update \endif * * \brief * Frame level ME initialisation function * * \par Description: * Updation of ME's internal DPB * based on available ref list information * * \param[in] pv_ctxt : pointer to ME module * \param[in] num_ref_l0 : Number of reference pics in L0 list * \param[in] num_ref_l1 : Number of reference pics in L1 list * \param[in] pps_rec_list_l0 : List of recon pics in L0 list * \param[in] pps_rec_list_l1 : List of recon pics in L1 list * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_coarse_me_frame_dpb_update( void *pv_me_ctxt, WORD32 num_ref_l0, WORD32 num_ref_l1, recon_pic_buf_t **pps_rec_list_l0, recon_pic_buf_t **pps_rec_list_l1) { coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; coarse_me_ctxt_t *ps_thrd0_ctxt; WORD32 a_pocs_buffered_in_me[MAX_NUM_REF + 1]; WORD32 a_pocs_to_remove[MAX_NUM_REF + 2]; WORD32 poc_remove_id = 0; WORD32 i, count; /* All processing done using shared / common memory across */ /* threads is done using thrd ctxt */ ps_thrd0_ctxt = ps_master_ctxt->aps_me_ctxt[0]; /*************************************************************************/ /* Updation of ME's DPB list. This involves the following steps: */ /* 1. Obtain list of active POCs maintained within ME. */ /* 2. Search each of them in the ref list. Whatever is not found goes to */ /* the list to be removed. Note: a_pocs_buffered_in_me holds the */ /* currently active POC list within ME. a_pocs_to_remove holds the */ /* list of POCs to be removed, terminated by -1. */ /*************************************************************************/ hme_coarse_get_active_pocs_list((void *)ps_thrd0_ctxt, a_pocs_buffered_in_me); count = 0; while(a_pocs_buffered_in_me[count] != -1) { WORD32 poc_to_search = a_pocs_buffered_in_me[count]; WORD32 match_found_flag = 0; /*********************************************************************/ /* Search in any one list (L0/L1) since both lists contain all the */ /* active ref pics. */ /*********************************************************************/ for(i = 0; i < num_ref_l0; i++) { if(poc_to_search == pps_rec_list_l0[i]->i4_poc) { match_found_flag = 1; break; } } for(i = 0; i < num_ref_l1; i++) { if(poc_to_search == pps_rec_list_l1[i]->i4_poc) { match_found_flag = 1; break; } } if(0 == match_found_flag) { /*****************************************************************/ /* POC buffered inside ME but not part of ref list given by DPB */ /* Hence this needs to be flagged to ME for removal. */ /*****************************************************************/ a_pocs_to_remove[poc_remove_id] = poc_to_search; poc_remove_id++; } count++; } /* List termination */ a_pocs_to_remove[poc_remove_id] = -1; /* Call the ME API to remove "outdated" POCs */ hme_coarse_discard_frm(ps_thrd0_ctxt, a_pocs_to_remove); } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_frame_init \endif * * \brief * Coarse Frame level ME initialisation function * * \par Description: * The following pre-conditions exist for this function: a. We have the input * pic ready for encode, b. We have the reference list with POC, L0/L1 IDs * and ref ptrs ready for this picture and c. ihevce_me_set_resolution has * been called atleast once. Once these are supplied, the following are * done here: a. Input pyramid creation, b. Updation of ME's internal DPB * based on available ref list information * * \param[in] pv_ctxt : pointer to ME module * \param[in] ps_frm_ctb_prms : CTB characteristics parameters * \param[in] ps_frm_lamda : Frame level Lambda params * \param[in] num_ref_l0 : Number of reference pics in L0 list * \param[in] num_ref_l1 : Number of reference pics in L1 list * \param[in] num_ref_l0_active : Active reference pics in L0 dir for current frame (shall be <= num_ref_l0) * \param[in] num_ref_l1_active : Active reference pics in L1 dir for current frame (shall be <= num_ref_l1) * \param[in] pps_rec_list_l0 : List of recon pics in L0 list * \param[in] pps_rec_list_l1 : List of recon pics in L1 list * \param[in] ps_enc_lap_inp : pointer to input yuv buffer (frame buffer) * \param[in] i4_frm_qp : current picture QP * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_coarse_me_frame_init( void *pv_me_ctxt, ihevce_static_cfg_params_t *ps_stat_prms, frm_ctb_ctxt_t *ps_frm_ctb_prms, frm_lambda_ctxt_t *ps_frm_lamda, WORD32 num_ref_l0, WORD32 num_ref_l1, WORD32 num_ref_l0_active, WORD32 num_ref_l1_active, recon_pic_buf_t **pps_rec_list_l0, recon_pic_buf_t **pps_rec_list_l1, ihevce_lap_enc_buf_t *ps_enc_lap_inp, WORD32 i4_frm_qp, ihevce_ed_blk_t *ps_layer1_buf, //EIID ihevce_ed_ctb_l1_t *ps_ed_ctb_l1, UWORD8 *pu1_me_reverse_map_info, WORD32 i4_temporal_layer_id) { /* local variables */ coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; coarse_me_ctxt_t *ps_ctxt; coarse_me_ctxt_t *ps_thrd0_ctxt; WORD32 inp_poc, num_ref; WORD32 i; /* Input POC is derived from input buffer */ inp_poc = ps_enc_lap_inp->s_lap_out.i4_poc; num_ref = num_ref_l0 + num_ref_l1; /* All processing done using shared / common memory across */ /* threads is done using thrd 0 ctxt */ ps_thrd0_ctxt = ps_master_ctxt->aps_me_ctxt[0]; ps_master_ctxt->s_frm_prms.u1_num_active_ref_l0 = num_ref_l0_active; ps_master_ctxt->s_frm_prms.u1_num_active_ref_l1 = num_ref_l1_active; /* store the frm ctb ctxt to all the thrd ctxt */ { WORD32 num_thrds; /* initialise the parameters for all the threads */ for(num_thrds = 0; num_thrds < ps_master_ctxt->i4_num_proc_thrds; num_thrds++) { ps_ctxt = ps_master_ctxt->aps_me_ctxt[num_thrds]; ps_ctxt->pv_ext_frm_prms = (void *)ps_frm_ctb_prms; /*EIID: early decision buffer pointer */ ps_ctxt->ps_ed_blk = ps_layer1_buf; ps_ctxt->ps_ed_ctb_l1 = ps_ed_ctb_l1; /* weighted pred enable flag */ ps_ctxt->i4_wt_pred_enable_flag = ps_enc_lap_inp->s_lap_out.i1_weighted_pred_flag | ps_enc_lap_inp->s_lap_out.i1_weighted_bipred_flag; if(1 == ps_ctxt->i4_wt_pred_enable_flag) { /* log2 weight denom */ ps_ctxt->s_wt_pred.wpred_log_wdc = ps_enc_lap_inp->s_lap_out.i4_log2_luma_wght_denom; } else { /* default value */ ps_ctxt->s_wt_pred.wpred_log_wdc = DENOM_DEFAULT; } ps_ctxt->i4_L1_hme_best_cost = 0; ps_ctxt->i4_L1_hme_sad = 0; ps_ctxt->i4_num_blks_high_sad = 0; ps_ctxt->i4_num_blks = 0; ps_ctxt->pv_me_optimised_function_list = ps_master_ctxt->pv_me_optimised_function_list; ps_ctxt->ps_cmn_utils_optimised_function_list = &ps_master_ctxt->s_cmn_opt_func; } } /* Create the reference map for ME */ ihevce_me_create_ref_map( pps_rec_list_l0, pps_rec_list_l1, num_ref_l0_active, num_ref_l1_active, num_ref, &ps_master_ctxt->s_ref_map); /*************************************************************************/ /* Call the ME frame level processing for further actiion. */ /* ToDo: Support Row Level API. */ /*************************************************************************/ ps_master_ctxt->s_frm_prms.i2_mv_range_x = ps_thrd0_ctxt->s_init_prms.max_horz_search_range; ps_master_ctxt->s_frm_prms.i2_mv_range_y = ps_thrd0_ctxt->s_init_prms.max_vert_search_range; ps_master_ctxt->s_frm_prms.is_i_pic = 0; ps_master_ctxt->s_frm_prms.i4_temporal_layer_id = i4_temporal_layer_id; ps_master_ctxt->s_frm_prms.is_pic_second_field = (!(ps_enc_lap_inp->s_input_buf.i4_bottom_field ^ ps_enc_lap_inp->s_input_buf.i4_topfield_first)); { S32 pic_type = ps_enc_lap_inp->s_lap_out.i4_pic_type; /*********************************************************************/ /* For I Pic, we do not call update fn at ctb level, instead we do */ /* one shot update for entire picture. */ /*********************************************************************/ if((pic_type == IV_I_FRAME) || (pic_type == IV_II_FRAME) || (pic_type == IV_IDR_FRAME)) { ps_master_ctxt->s_frm_prms.is_i_pic = 1; ps_master_ctxt->s_frm_prms.bidir_enabled = 0; } else if((pic_type == IV_P_FRAME) || (pic_type == IV_PP_FRAME)) { ps_master_ctxt->s_frm_prms.bidir_enabled = 0; } else if((pic_type == IV_B_FRAME) || (pic_type == IV_BB_FRAME)) { ps_master_ctxt->s_frm_prms.bidir_enabled = 1; } else { /* not sure whether we need to handle mixed frames like IP, */ /* they should ideally come as single field. */ /* TODO : resolve thsi ambiguity */ ASSERT(0); } } /************************************************************************/ /* Lambda calculations moved outside ME and to one place, so as to have */ /* consistent lambda across ME, IPE, CL RDOPT etc */ /************************************************************************/ { #define CLIP3_F(min, max, val) (((val) < (min)) ? (min) : (((val) > (max)) ? (max) : (val))) double q_steps[6] = { 0.625, 0.703, 0.79, 0.889, 1.0, 1.125 }; double d_b_pic_factor; double d_q_factor; //double d_lambda; UWORD8 u1_temp_hier = ps_enc_lap_inp->s_lap_out.i4_temporal_lyr_id; if(u1_temp_hier) { d_b_pic_factor = CLIP3_F(2.0, 4.0, (i4_frm_qp - 12.0) / 6.0); } else d_b_pic_factor = 1.0; d_q_factor = (1 << (i4_frm_qp / 6)) * q_steps[i4_frm_qp % 6]; ps_master_ctxt->s_frm_prms.qstep = (WORD32)d_q_factor; ps_master_ctxt->s_frm_prms.i4_frame_qp = i4_frm_qp; } /* HME Dependency Manager : Reset the num ctb processed in every row */ /* for ME sync in every layer */ { WORD32 ctr; for(ctr = 1; ctr < ps_thrd0_ctxt->num_layers; ctr++) { void *pv_dep_mngr_state; pv_dep_mngr_state = ps_master_ctxt->apv_dep_mngr_hme_sync[ctr - 1]; ihevce_dmgr_rst_row_row_sync(pv_dep_mngr_state); } } /* Frame level init of all threads of ME */ { WORD32 num_thrds; /* initialise the parameters for all the threads */ for(num_thrds = 0; num_thrds < ps_master_ctxt->i4_num_proc_thrds; num_thrds++) { ps_ctxt = ps_master_ctxt->aps_me_ctxt[num_thrds]; hme_coarse_process_frm_init( (void *)ps_ctxt, ps_ctxt->ps_hme_ref_map, ps_ctxt->ps_hme_frm_prms); } } ps_master_ctxt->s_frm_prms.i4_cl_sad_lambda_qf = ps_frm_lamda->i4_cl_sad_lambda_qf; ps_master_ctxt->s_frm_prms.i4_cl_satd_lambda_qf = ps_frm_lamda->i4_cl_satd_lambda_qf; ps_master_ctxt->s_frm_prms.i4_ol_sad_lambda_qf = ps_frm_lamda->i4_ol_sad_lambda_qf; ps_master_ctxt->s_frm_prms.i4_ol_satd_lambda_qf = ps_frm_lamda->i4_ol_satd_lambda_qf; ps_master_ctxt->s_frm_prms.lambda_q_shift = LAMBDA_Q_SHIFT; ps_master_ctxt->s_frm_prms.pf_interp_fxn = NULL; /*************************************************************************/ /* If num ref is 0, that means that it has to be coded as I. Do nothing */ /* However mv bank update needs to happen with "intra" mv. */ /*************************************************************************/ if(ps_master_ctxt->s_ref_map.i4_num_ref == 0 || ps_master_ctxt->s_frm_prms.is_i_pic) { for(i = 1; i < ps_thrd0_ctxt->num_layers; i++) { layer_ctxt_t *ps_layer_ctxt = ps_thrd0_ctxt->ps_curr_descr->aps_layers[i]; BLK_SIZE_T e_blk_size; S32 use_4x4; /* The mv bank is filled with "intra" mv */ use_4x4 = hme_get_mv_blk_size( ps_thrd0_ctxt->s_init_prms.use_4x4, i, ps_thrd0_ctxt->num_layers, ps_thrd0_ctxt->u1_encode[i]); e_blk_size = use_4x4 ? BLK_4x4 : BLK_8x8; hme_init_mv_bank(ps_layer_ctxt, e_blk_size, 2, 1, ps_ctxt->u1_encode[i]); hme_fill_mvbank_intra(ps_layer_ctxt); /* Clear out the global mvs */ memset( ps_layer_ctxt->s_global_mv, 0, sizeof(hme_mv_t) * ps_thrd0_ctxt->max_num_ref * NUM_GMV_LOBES); } return; } /*************************************************************************/ /* Coarse & refine Layer frm init (layer mem is common across thrds) */ /*************************************************************************/ { coarse_prms_t s_coarse_prms; refine_prms_t s_refine_prms; S16 i2_max; S32 layer_id; layer_id = ps_thrd0_ctxt->num_layers - 1; i2_max = ps_thrd0_ctxt->ps_curr_descr->aps_layers[layer_id]->i2_max_mv_x; i2_max = MAX(i2_max, ps_thrd0_ctxt->ps_curr_descr->aps_layers[layer_id]->i2_max_mv_y); s_coarse_prms.i4_layer_id = layer_id; { S32 log_start_step; /* Based on Preset, set the starting step size for Refinement */ if(ME_MEDIUM_SPEED > ps_ctxt->s_init_prms.s_me_coding_tools.e_me_quality_presets) { log_start_step = 0; } else { log_start_step = 1; } s_coarse_prms.i4_max_iters = i2_max >> log_start_step; s_coarse_prms.i4_start_step = 1 << log_start_step; } s_coarse_prms.i4_num_ref = ps_master_ctxt->s_ref_map.i4_num_ref; s_coarse_prms.do_full_search = 1; s_coarse_prms.num_results = ps_thrd0_ctxt->max_num_results_coarse; hme_coarse_frm_init(ps_thrd0_ctxt, &s_coarse_prms); layer_id--; /*************************************************************************/ /* This loop will run for all refine layers (non- encode layers) */ /*************************************************************************/ while(layer_id > 0) { layer_ctxt_t *ps_curr_layer; layer_ctxt_t *ps_coarse_layer; ps_coarse_layer = ps_thrd0_ctxt->ps_curr_descr->aps_layers[layer_id + 1]; ps_curr_layer = ps_thrd0_ctxt->ps_curr_descr->aps_layers[layer_id]; hme_set_refine_prms( &s_refine_prms, ps_thrd0_ctxt->u1_encode[layer_id], ps_master_ctxt->s_ref_map.i4_num_ref, layer_id, ps_thrd0_ctxt->num_layers, ps_thrd0_ctxt->num_layers_explicit_search, ps_thrd0_ctxt->s_init_prms.use_4x4, &ps_master_ctxt->s_frm_prms, NULL, &ps_thrd0_ctxt->s_init_prms.s_me_coding_tools); hme_refine_frm_init(ps_curr_layer, &s_refine_prms, ps_coarse_layer); layer_id--; } } return; } /*! ****************************************************************************** * \if Function name : ihevce_decomp_pre_intra_frame_init \endif * * \brief * Frame Intialization for Decomp intra pre analysis. * * \param[in] pv_ctxt : pointer to module ctxt * \param[in] ppu1_decomp_lyr_bufs : pointer to array of layer buffer pointers * \param[in] pi4_lyr_buf_stride : pointer to array of layer buffer strides * * \return * None * * \author * Ittiam * ***************************************************************************** */ WORD32 ihevce_coarse_me_get_lyr_buf_desc( void *pv_me_ctxt, UWORD8 **ppu1_decomp_lyr_bufs, WORD32 *pi4_lyr_buf_stride) { /* local variables */ coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; coarse_me_ctxt_t *ps_thrd0_ctxt; WORD32 lyr_no; layers_descr_t *ps_curr_descr; WORD32 i4_free_idx; /* All processing done using shared / common memory across */ /* threads is done using thrd0 ctxt */ ps_thrd0_ctxt = ps_master_ctxt->aps_me_ctxt[0]; /* Obtain an empty layer descriptor */ i4_free_idx = hme_coarse_find_free_descr_idx((void *)ps_thrd0_ctxt); ps_curr_descr = &ps_thrd0_ctxt->as_ref_descr[i4_free_idx]; /* export all the layer buffers except Layer 0 (encode layer) */ for(lyr_no = 1; lyr_no < ps_thrd0_ctxt->num_layers; lyr_no++) { pi4_lyr_buf_stride[lyr_no - 1] = ps_curr_descr->aps_layers[lyr_no]->i4_inp_stride; ppu1_decomp_lyr_bufs[lyr_no - 1] = ps_curr_descr->aps_layers[lyr_no]->pu1_inp; } return (i4_free_idx); } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_get_lyr_prms_job_que \endif * * \brief Returns to the caller key attributes related to dependency between layers * for multi-thread execution * * * \par Description: * This function requires the precondition that the width and ht of encode * layer is known, and ME API ihevce_me_set_resolution() API called with * this info. Based on this, ME populates useful information for the encoder * to execute the multi-thread (concurrent across layers) in this API. * The number of layers, number of vertical units in each layer, and for * each vertial unit in each layer, its dependency on previous layer's units * From ME's perspective, a vertical unit is one which is smallest min size * vertically (and spans the entire row horizontally). This is CTB for encode * layer, and 8x8 / 4x4 for non encode layers. * * \param[in] pv_ctxt : ME handle * \param[in] ps_curr_inp : Input buffer descriptor * \param[out] pi4_num_hme_lyrs : Num of HME layers (ME updates) * \param[out] pi4_num_vert_units_in_lyr : Array of size N (num layers), each * entry has num vertical units in that particular layer * \param[in] ps_me_job_q_prms : Array of job queue prms, one for each unit in a * layer. Note that this is contiguous in order of processing * All k units of layer N-1 from top to bottom, followed by * all m units of layer N-2 .... ends with X units of layer 0 * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_coarse_me_get_lyr_prms_job_que( void *pv_me_ctxt, ihevce_lap_enc_buf_t *ps_curr_inp, WORD32 *pi4_num_hme_lyrs, WORD32 *pi4_num_vert_units_in_lyr, multi_thrd_me_job_q_prms_t *ps_me_job_q_prms) { coarse_me_ctxt_t *ps_ctxt; coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; /* These arrays and ptrs track input dependencies for units of a layer */ /* This is a ping poing design, while using one part, we update other part */ U08 au1_inp_dep[2][MAX_NUM_VERT_UNITS_FRM]; U08 *pu1_inp_dep_c, *pu1_inp_dep_n; /* Height of current and next layers */ S32 ht_c, ht_n; /* Blk ht at a given layer and next layer*/ S32 unit_ht_c, unit_ht_n, blk_ht_c, blk_ht_n; /* Number of vertical units in current and next layer */ S32 num_vert_c, num_vert_n; S32 ctb_size = 64, num_layers, i, j, k; /* since same layer desc pointer is stored in all thread ctxt */ /* a free idx is obtained using 0th thread ctxt pointer */ ps_ctxt = ps_master_ctxt->aps_me_ctxt[0]; /* Set the number of layers */ num_layers = ps_ctxt->num_layers; *pi4_num_hme_lyrs = num_layers; pu1_inp_dep_c = &au1_inp_dep[0][0]; pu1_inp_dep_n = &au1_inp_dep[1][0]; ASSERT(num_layers >= 2); ht_n = ps_ctxt->a_ht[num_layers - 2]; ht_c = ps_ctxt->a_ht[num_layers - 1]; /* compute blk ht and unit ht for c and n */ if(ps_ctxt->u1_encode[num_layers - 1]) { blk_ht_c = 16; unit_ht_c = ctb_size; } else { blk_ht_c = hme_get_blk_size(ps_ctxt->s_init_prms.use_4x4, num_layers - 1, num_layers, 0); unit_ht_c = blk_ht_c; } num_vert_c = (ht_c + unit_ht_c - 1) / unit_ht_c; /* For new design in Coarsest HME layer we need */ /* one additional row extra at the end of frame */ /* hence num_vert_c is incremented by 1 */ num_vert_c++; /* Dummy initialization outside loop, not used first time */ memset(pu1_inp_dep_c, 0, num_vert_c); /*************************************************************************/ /* Run through each layer, set the number of vertical units and job queue*/ /* attrs for each vert unit in the layer */ /*************************************************************************/ for(i = num_layers - 1; i > 0; i--) { /* 0th entry is actually layer id num_layers - 1 */ /* and entry num_layers-1 equals the biggest layer (id = 0) */ pi4_num_vert_units_in_lyr[num_layers - 1 - i] = num_vert_c; /* "n" is computed for first time */ ht_n = ps_ctxt->a_ht[i - 1]; blk_ht_n = hme_get_blk_size(ps_ctxt->s_init_prms.use_4x4, i - 1, num_layers, 0); unit_ht_n = blk_ht_n; if(ps_ctxt->u1_encode[i - 1]) unit_ht_n = ctb_size; num_vert_n = (ht_n + unit_ht_n - 1) / unit_ht_n; /* Initialize all units' inp dep in next layer to 0 */ memset(pu1_inp_dep_n, 0, num_vert_n * sizeof(U08)); /* Evaluate dependencies for this layer */ for(j = 0; j < num_vert_c; j++) { S32 v1, v2; /* Output dependencies. When one unit in current layer finishes, */ /* how many in the next layer it affects?. Assuming that the top */ /* of this vertical unit and bottom of this vertical unit project*/ /* somewhere in the next layer. The top of this vertical unit */ /* becomes the bottom right point for somebody, and the bottom of*/ /* this vertical unit becomes the colocated pt for somebody, this*/ /* is the extremum. */ /* for the initial unit affected by j in "c" layer, take j-1th */ /* unit top and project it. */ v1 = (j - 1) * unit_ht_c * ht_n; v1 /= (ht_c * unit_ht_n); v1 -= 1; /* for the final unit affected by j in "c" layer, take jth unit */ /* bottom and project it. */ v2 = (j + 1) * unit_ht_c * ht_n; v2 /= (ht_c * unit_ht_n); v2 += 1; /* Clip to be within valid limits */ v1 = HME_CLIP(v1, 0, (num_vert_n - 1)); v2 = HME_CLIP(v2, 0, (num_vert_n - 1)); /* In the layer "n", units starting at offset v1, and upto v2 are*/ /* dependent on unit j of layer "c". So for each of these units */ /* increment the dependency by 1 corresponding to "jth" unit in */ /* layer "c" */ ps_me_job_q_prms->i4_num_output_dep = v2 - v1 + 1; ASSERT(ps_me_job_q_prms->i4_num_output_dep <= MAX_OUT_DEP); for(k = v1; k <= v2; k++) pu1_inp_dep_n[k]++; /* Input dependency would have been calculated in prev run */ ps_me_job_q_prms->i4_num_inp_dep = pu1_inp_dep_c[j]; ASSERT(ps_me_job_q_prms->i4_num_inp_dep <= MAX_OUT_DEP); /* Offsets */ for(k = v1; k <= v2; k++) ps_me_job_q_prms->ai4_out_dep_unit_off[k - v1] = k; ps_me_job_q_prms++; } /* Compute the blk size and vert unit size in each layer */ /* "c" denotes curr layer, and "n" denotes the layer to which result */ /* is projected to */ ht_c = ht_n; blk_ht_c = blk_ht_n; unit_ht_c = unit_ht_n; num_vert_c = num_vert_n; /* Input dep count for next layer was computed this iteration. */ /* Swap so that p_inp_dep_n becomes current for next iteration, */ /* and p_inp_dep_c will become update area during next iteration */ /* for next to next. */ { U08 *pu1_tmp = pu1_inp_dep_n; pu1_inp_dep_n = pu1_inp_dep_c; pu1_inp_dep_c = pu1_tmp; } } /* LAYER 0 OR ENCODE LAYER UPDATE : NO OUTPUT DEPS */ /* set the numebr of vertical units */ pi4_num_vert_units_in_lyr[num_layers - 1] = num_vert_c; for(j = 0; j < num_vert_c; j++) { /* Here there is no output dependency for ME. However this data is used for encode, */ /* and there is a 1-1 correspondence between this and the encode */ /* Hence we set output dependency of 1 */ ps_me_job_q_prms->i4_num_output_dep = 1; ps_me_job_q_prms->ai4_out_dep_unit_off[0] = j; ps_me_job_q_prms->i4_num_inp_dep = pu1_inp_dep_c[j]; ASSERT(ps_me_job_q_prms->i4_num_inp_dep <= MAX_OUT_DEP); ps_me_job_q_prms++; } return; } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_set_lyr1_mv_bank \endif * * \brief * Frame level ME initialisation of MV bank of penultimate layer * * \par Description: * Updates the Layer1 context with the given buffers * * \param[in] pv_me_ctxt : pointer to ME module * \param[in] pu1_mv_bank : MV bank buffer pointer * \param[in] pu1_ref_idx_bank : refrence bank buffer pointer * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_coarse_me_set_lyr1_mv_bank( void *pv_me_ctxt, ihevce_lap_enc_buf_t *ps_enc_lap_inp, void *pv_mv_bank, void *pv_ref_idx_bank, WORD32 i4_curr_idx) { coarse_me_ctxt_t *ps_thrd0_ctxt; coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; layer_ctxt_t *ps_lyr1_ctxt; /* Input descriptor that is updated and passed to ME */ hme_inp_desc_t s_inp_desc; /*************************************************************************/ /* Add the current input to ME's DPB. This will also create the pyramids */ /* for the HME layers tha are not "encoded". */ /*************************************************************************/ s_inp_desc.i4_poc = ps_enc_lap_inp->s_lap_out.i4_poc; s_inp_desc.s_layer_desc[0].pu1_y = (UWORD8 *)ps_enc_lap_inp->s_lap_out.s_input_buf.pv_y_buf; s_inp_desc.s_layer_desc[0].pu1_u = (UWORD8 *)ps_enc_lap_inp->s_lap_out.s_input_buf.pv_u_buf; s_inp_desc.s_layer_desc[0].pu1_v = (UWORD8 *)ps_enc_lap_inp->s_lap_out.s_input_buf.pv_v_buf; s_inp_desc.s_layer_desc[0].luma_stride = ps_enc_lap_inp->s_lap_out.s_input_buf.i4_y_strd; s_inp_desc.s_layer_desc[0].chroma_stride = ps_enc_lap_inp->s_lap_out.s_input_buf.i4_uv_strd; hme_coarse_add_inp(pv_me_ctxt, &s_inp_desc, i4_curr_idx); /* All processing done using shared / common memory across */ /* threads is done using thrd 0 ctxt since layer ctxt is shared accross all threads */ ps_thrd0_ctxt = ps_master_ctxt->aps_me_ctxt[0]; ps_lyr1_ctxt = ps_thrd0_ctxt->ps_curr_descr->aps_layers[1]; /* register the mv bank & ref idx bank pointer */ ps_lyr1_ctxt->ps_layer_mvbank->pi1_ref_idx_base = (S08 *)pv_ref_idx_bank; ps_lyr1_ctxt->ps_layer_mvbank->ps_mv_base = (hme_mv_t *)pv_mv_bank; return; } /*! ****************************************************************************** * \if Function name : ihevce_coarse_me_get_lyr1_ctxt \endif * * \brief * function to get teh Layer 1 properties to be passed on the encode layer * * \par Description: * Ucopies the enitre layer ctxt emory to the destination * * \param[in] pv_me_ctxt : pointer to ME module * \param[in] pu1_mv_bank : MV bank buffer pointer * \param[in] pu1_ref_idx_bank : refrence bank buffer pointer * * \return * None * * \author * Ittiam * ***************************************************************************** */ void ihevce_coarse_me_get_lyr1_ctxt( void *pv_me_ctxt, void *pv_layer_ctxt, void *pv_layer_mv_bank_ctxt) { coarse_me_ctxt_t *ps_thrd0_ctxt; coarse_me_master_ctxt_t *ps_master_ctxt = (coarse_me_master_ctxt_t *)pv_me_ctxt; layer_ctxt_t *ps_lyr1_ctxt; /* All processing done using shared / common memory across */ /* threads is done using thrd 0 ctxt since layer ctxt is shared accross all threads */ ps_thrd0_ctxt = ps_master_ctxt->aps_me_ctxt[0]; /* get the context of layer 1 */ ps_lyr1_ctxt = ps_thrd0_ctxt->ps_curr_descr->aps_layers[1]; /* copy the layer ctxt eve registerd mv bank & ref idx bank also goes in */ memcpy(pv_layer_ctxt, ps_lyr1_ctxt, sizeof(layer_ctxt_t)); /* copy the layer mv bank contents */ memcpy(pv_layer_mv_bank_ctxt, ps_lyr1_ctxt->ps_layer_mvbank, sizeof(layer_mv_t)); /* register the MV bank pointer in the layer ctxt*/ ((layer_ctxt_t *)pv_layer_ctxt)->ps_layer_mvbank = (layer_mv_t *)pv_layer_mv_bank_ctxt; return; }