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v811_spc009/external/libhevc/encoder/ihevce_me_pass.c

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/******************************************************************************
*
* 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_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 <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <assert.h>
#include <stdarg.h>
#include <math.h>
/* 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_debug.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_inter_pred.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 "hme_utils.h"
#include "hme_coarse.h"
#include "hme_refine.h"
#include "hme_function_selector.h"
#include "ihevce_me_pass.h"
#include "cast_types.h"
#include "osal.h"
#include "osal_defaults.h"
/*****************************************************************************/
/* Macros */
/*****************************************************************************/
/** orig simple five tap scaler */
#define FIVE_TAP_ORIG_SCALER 0
/** simple gaussian filter, blurs the image a bit */
#define SIMPLE_GAUSSIAN_SCALER 0
/** lanczos scaler gives sharper images */
#define LANCZOS_SCALER 1
// Saturated addition z = x + y
// overflow condition: z<x or z<y
#define SATURATED_ADD(z, x, y) \
{ \
(z) = (x) + (y); \
if(((z) < (x)) || ((z) < (y))) \
(z) = MAX_INTRA_COST_IPE; \
}
#define SATURATED_SUB(z, x, y) \
{ \
(z) = (x) - (y); \
if((z) < 0) /*if (((z) > (x)) || ((z) > (y))) */ \
(z) = 0; \
}
#if(FIVE_TAP_ORIG_SCALER + SIMPLE_GAUSSIAN_SCALER + LANCZOS_SCALER) > 1
#error "HME ERROR: Only one scaler can be enabled at a time"
#endif
/*****************************************************************************/
/* Function Definitions */
/*****************************************************************************/
/*!
******************************************************************************
* \if Function name : ihevce_me_get_num_mem_recs \endif
*
* \brief
* Number of memory records are returned for ME module
* Note : Include TOT MEM. req. for ME + TOT MEM. req. for Dep Mngr for L0 ME
*
* \return
* Number of memory records
*
* \author
* Ittiam
*
*****************************************************************************
*/
WORD32 ihevce_me_get_num_mem_recs(WORD32 i4_num_me_frm_pllel)
{
WORD32 me_mem_recs = hme_enc_num_alloc(i4_num_me_frm_pllel);
return (me_mem_recs);
}
void ihevce_derive_me_init_prms(
ihevce_static_cfg_params_t *ps_init_prms,
hme_init_prms_t *ps_hme_init_prms,
S32 i4_num_proc_thrds,
S32 i4_resolution_id)
{
WORD32 i4_field_pic = ps_init_prms->s_src_prms.i4_field_pic;
WORD32 min_cu_size;
/* max number of ref frames. This should be > ref frms sent any frm */
ps_hme_init_prms->max_num_ref = ((DEFAULT_MAX_REFERENCE_PICS) << i4_field_pic);
/* get the min cu size from config params */
min_cu_size = ps_init_prms->s_config_prms.i4_min_log2_cu_size;
min_cu_size = 1 << min_cu_size;
/* Width and height for the layer being encoded */
ps_hme_init_prms->a_wd[0] =
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_width +
SET_CTB_ALIGN(
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_width, min_cu_size);
ps_hme_init_prms->a_ht[0] =
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_height +
SET_CTB_ALIGN(
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_height, min_cu_size);
/* we store 4 results in coarsest layer per blk. 8x4L, 8x4R, 4x8T, 4x8B */
ps_hme_init_prms->max_num_results_coarse = 4;
/* Every refinement layer stores a max of 2 results per partition */
ps_hme_init_prms->max_num_results = 2;
/* Assuming abt 4 layers for 1080p, we do explicit search across all ref */
/* frames in all but final layer In final layer, it could be 1/2 */
ps_hme_init_prms->num_layers_explicit_search = 3;
/* Populate the max_tr_depth for Inter */
ps_hme_init_prms->u1_max_tr_depth = ps_init_prms->s_config_prms.i4_max_tr_tree_depth_nI;
ps_hme_init_prms->log_ctb_size = ps_init_prms->s_config_prms.i4_max_log2_cu_size;
ASSERT(ps_hme_init_prms->log_ctb_size == 6);
/* currently encoding only 1 layer */
ps_hme_init_prms->num_simulcast_layers = 1;
/* this feature not yet supported */
ps_hme_init_prms->segment_higher_layers = 0;
/* Allow 4x4 in refinement layers. Unconditionally enabled in coarse lyr */
/* And not enabled in encode layers, this is just for intermediate refine*/
/* layers, where it could be used for better accuracy of motion. */
#if !OLD_XTREME_SPEED
if((IHEVCE_QUALITY_P6 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset) ||
(IHEVCE_QUALITY_P7 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset) ||
(IHEVCE_QUALITY_P5 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset) ||
(IHEVCE_QUALITY_P4 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset))
ps_hme_init_prms->use_4x4 = 0;
else
ps_hme_init_prms->use_4x4 = 1;
#else
ps_hme_init_prms->use_4x4 = 1;
#endif
ps_hme_init_prms->num_b_frms =
(1 << ps_init_prms->s_coding_tools_prms.i4_max_temporal_layers) - 1;
ps_hme_init_prms->i4_num_proc_thrds = i4_num_proc_thrds;
if(IHEVCE_QUALITY_P0 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset)
{
ps_hme_init_prms->s_me_coding_tools.e_me_quality_presets = ME_PRISTINE_QUALITY;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_hpel_refine = 3;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_qpel_refine = 3;
}
else if(
IHEVCE_QUALITY_P2 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset)
{
ps_hme_init_prms->s_me_coding_tools.e_me_quality_presets = ME_HIGH_QUALITY;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_hpel_refine = 3;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_qpel_refine = 3;
}
else if(
IHEVCE_QUALITY_P3 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset)
{
ps_hme_init_prms->s_me_coding_tools.e_me_quality_presets = ME_MEDIUM_SPEED;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_hpel_refine = 2;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_qpel_refine = 2;
}
else if(
IHEVCE_QUALITY_P4 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset)
{
ps_hme_init_prms->s_me_coding_tools.e_me_quality_presets = ME_HIGH_SPEED;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_hpel_refine = 1;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_qpel_refine = 1;
}
else if(
IHEVCE_QUALITY_P5 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset)
{
ps_hme_init_prms->s_me_coding_tools.e_me_quality_presets = ME_XTREME_SPEED;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_hpel_refine = 1;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_qpel_refine = 1;
}
else if(
IHEVCE_QUALITY_P6 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset)
{
ps_hme_init_prms->s_me_coding_tools.e_me_quality_presets = ME_XTREME_SPEED_25;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_hpel_refine = 1;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_qpel_refine = 1;
}
else if(
IHEVCE_QUALITY_P7 ==
ps_init_prms->s_tgt_lyr_prms.as_tgt_params[i4_resolution_id].i4_quality_preset)
{
ps_hme_init_prms->s_me_coding_tools.e_me_quality_presets = ME_XTREME_SPEED_25;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_hpel_refine = 1;
ps_hme_init_prms->s_me_coding_tools.i4_num_steps_qpel_refine = 0;
}
ps_hme_init_prms->s_me_coding_tools.u1_l0_me_controlled_via_cmd_line = 0;
/* Register the search range params from static params */
ps_hme_init_prms->max_horz_search_range = ps_init_prms->s_config_prms.i4_max_search_range_horz;
ps_hme_init_prms->max_vert_search_range = ps_init_prms->s_config_prms.i4_max_search_range_vert;
ps_hme_init_prms->e_arch_type = ps_init_prms->e_arch_type;
ps_hme_init_prms->is_interlaced = (ps_init_prms->s_src_prms.i4_field_pic == IV_INTERLACED);
ps_hme_init_prms->u1_is_stasino_enabled =
((ps_init_prms->s_coding_tools_prms.i4_vqet &
(1 << BITPOS_IN_VQ_TOGGLE_FOR_CONTROL_TOGGLER)) &&
(ps_init_prms->s_coding_tools_prms.i4_vqet &
(1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_NOISE_PRESERVATION)));
}
/*!
******************************************************************************
* \if Function name : ihevce_me_get_mem_recs \endif
*
* \brief
* Memory requirements are returned for 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_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,
WORD32 i4_num_me_frm_pllel)
{
hme_memtab_t as_memtabs[MAX_HME_ENC_TOT_MEMTABS];
WORD32 n_tabs, i;
/* Init prms structure specific to HME */
hme_init_prms_t s_hme_init_prms;
/*************************************************************************/
/* code flow: we call hme alloc function and then remap those memtabs */
/* to a different type of memtab structure. */
/*************************************************************************/
if(i4_num_me_frm_pllel > 1)
{
ASSERT(MAX_HME_ENC_TOT_MEMTABS >= hme_enc_num_alloc(i4_num_me_frm_pllel));
}
else
{
ASSERT(MIN_HME_ENC_TOT_MEMTABS >= hme_enc_num_alloc(i4_num_me_frm_pllel));
}
/*************************************************************************/
/* 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_enc_alloc(&as_memtabs[0], &s_hme_init_prms, i4_num_me_frm_pllel);
ASSERT(n_tabs == hme_enc_num_alloc(i4_num_me_frm_pllel));
/*************************************************************************/
/* 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);
}
/*************************************************************************/
/* --- L0 ME sync Dep Mngr Mem requests -- */
/*************************************************************************/
ps_mem_tab += n_tabs;
return (n_tabs);
}
/*!
******************************************************************************
* \if Function name : ihevce_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_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,
rc_quant_t *ps_rc_quant_ctxt,
void *pv_tile_params_base,
WORD32 i4_resolution_id,
WORD32 i4_num_me_frm_pllel,
UWORD8 u1_is_popcnt_available)
{
/* ME handle to be returned */
void *pv_me_ctxt;
WORD32 status;
me_master_ctxt_t *ps_me_ctxt;
IV_ARCH_T e_arch_type;
/* 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[MAX_HME_ENC_TOT_MEMTABS];
WORD32 n_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_enc_num_alloc(i4_num_me_frm_pllel);
if(i4_num_me_frm_pllel > 1)
{
ASSERT(MAX_HME_ENC_TOT_MEMTABS >= n_tabs);
}
else
{
ASSERT(MIN_HME_ENC_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;
ps_me_ctxt = (me_master_ctxt_t *)pv_me_ctxt;
/* Store Tile params base into ME context */
ps_me_ctxt->pv_tile_params_base = pv_tile_params_base;
status = hme_enc_init(
pv_me_ctxt, &as_memtabs[0], &s_hme_init_prms, ps_rc_quant_ctxt, i4_num_me_frm_pllel);
if(status == -1)
return NULL;
/*************************************************************************/
/* --- L0 ME sync Dep Mngr Mem init -- */
/*************************************************************************/
/* Update numer of ME frames running in parallel in me master context */
ps_me_ctxt->i4_num_me_frm_pllel = i4_num_me_frm_pllel;
e_arch_type = ps_init_prms->e_arch_type;
hme_init_function_ptr(ps_me_ctxt, e_arch_type);
ihevce_me_instr_set_router(
(ihevce_me_optimised_function_list_t *)ps_me_ctxt->pv_me_optimised_function_list,
e_arch_type);
ihevce_cmn_utils_instr_set_router(
&ps_me_ctxt->s_cmn_opt_func, u1_is_popcnt_available, e_arch_type);
ps_mem_tab += n_tabs;
return (pv_me_ctxt);
}
/**
*******************************************************************************
* \if Function name : ihevce_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_me_set_resolution(void *pv_me_ctxt, WORD32 n_enc_layers, WORD32 *p_wd, WORD32 *p_ht)
{
/* local variables */
me_master_ctxt_t *ps_master_ctxt = (me_master_ctxt_t *)pv_me_ctxt;
WORD32 thrds;
WORD32 i;
for(thrds = 0; thrds < ps_master_ctxt->i4_num_proc_thrds; thrds++)
{
me_ctxt_t *ps_me_thrd_ctxt;
ps_me_thrd_ctxt = ps_master_ctxt->aps_me_ctxt[thrds];
for(i = 0; i < MAX_NUM_ME_PARALLEL; i++)
{
hme_set_resolution((void *)ps_me_thrd_ctxt, n_enc_layers, p_wd, p_ht, i);
}
}
}
void ihevce_populate_me_ctb_data(
me_ctxt_t *ps_ctxt,
me_frm_ctxt_t *ps_frm_ctxt,
cur_ctb_cu_tree_t *ps_cu_tree,
me_ctb_data_t *ps_me_ctb_data,
CU_POS_T e_grandparent_blk_pos,
CU_POS_T e_parent_blk_pos,
CU_POS_T e_cur_blk_pos)
{
inter_cu_results_t *ps_cu_results;
switch(ps_cu_tree->u1_cu_size)
{
case 64:
{
block_data_64x64_t *ps_data = &ps_me_ctb_data->s_64x64_block_data;
ps_cu_results = &ps_frm_ctxt->s_cu64x64_results;
ps_data->num_best_results = (ps_cu_tree->is_node_valid) ? ps_cu_results->u1_num_best_results
: 0;
break;
}
case 32:
{
block_data_32x32_t *ps_data = &ps_me_ctb_data->as_32x32_block_data[e_cur_blk_pos];
ps_cu_results = &ps_frm_ctxt->as_cu32x32_results[e_cur_blk_pos];
ps_data->num_best_results = (ps_cu_tree->is_node_valid) ? ps_cu_results->u1_num_best_results
: 0;
break;
}
case 16:
{
WORD32 i4_blk_id = e_cur_blk_pos + (e_parent_blk_pos << 2);
block_data_16x16_t *ps_data = &ps_me_ctb_data->as_block_data[i4_blk_id];
ps_cu_results = &ps_frm_ctxt->as_cu16x16_results[i4_blk_id];
ps_data->num_best_results = (ps_cu_tree->is_node_valid) ? ps_cu_results->u1_num_best_results
: 0;
break;
}
case 8:
{
WORD32 i4_blk_id = e_cur_blk_pos + (e_parent_blk_pos << 2) + (e_grandparent_blk_pos << 4);
block_data_8x8_t *ps_data = &ps_me_ctb_data->as_8x8_block_data[i4_blk_id];
ps_cu_results = &ps_frm_ctxt->as_cu8x8_results[i4_blk_id];
ps_data->num_best_results = (ps_cu_tree->is_node_valid) ? ps_cu_results->u1_num_best_results
: 0;
break;
}
}
if(ps_cu_tree->is_node_valid)
{
if((ps_ctxt->s_init_prms.s_me_coding_tools.e_me_quality_presets == ME_PRISTINE_QUALITY) &&
(ps_cu_tree->u1_cu_size != 8))
{
ihevce_populate_me_ctb_data(
ps_ctxt,
ps_frm_ctxt,
ps_cu_tree->ps_child_node_tl,
ps_me_ctb_data,
e_parent_blk_pos,
e_cur_blk_pos,
POS_TL);
ihevce_populate_me_ctb_data(
ps_ctxt,
ps_frm_ctxt,
ps_cu_tree->ps_child_node_tr,
ps_me_ctb_data,
e_parent_blk_pos,
e_cur_blk_pos,
POS_TR);
ihevce_populate_me_ctb_data(
ps_ctxt,
ps_frm_ctxt,
ps_cu_tree->ps_child_node_bl,
ps_me_ctb_data,
e_parent_blk_pos,
e_cur_blk_pos,
POS_BL);
ihevce_populate_me_ctb_data(
ps_ctxt,
ps_frm_ctxt,
ps_cu_tree->ps_child_node_br,
ps_me_ctb_data,
e_parent_blk_pos,
e_cur_blk_pos,
POS_BR);
}
}
else if(ps_cu_tree->u1_cu_size != 8)
{
ihevce_populate_me_ctb_data(
ps_ctxt,
ps_frm_ctxt,
ps_cu_tree->ps_child_node_tl,
ps_me_ctb_data,
e_parent_blk_pos,
e_cur_blk_pos,
POS_TL);
ihevce_populate_me_ctb_data(
ps_ctxt,
ps_frm_ctxt,
ps_cu_tree->ps_child_node_tr,
ps_me_ctb_data,
e_parent_blk_pos,
e_cur_blk_pos,
POS_TR);
ihevce_populate_me_ctb_data(
ps_ctxt,
ps_frm_ctxt,
ps_cu_tree->ps_child_node_bl,
ps_me_ctb_data,
e_parent_blk_pos,
e_cur_blk_pos,
POS_BL);
ihevce_populate_me_ctb_data(
ps_ctxt,
ps_frm_ctxt,
ps_cu_tree->ps_child_node_br,
ps_me_ctb_data,
e_parent_blk_pos,
e_cur_blk_pos,
POS_BR);
}
}
void ihevce_me_update_ctb_results(
void *pv_me_ctxt, void *pv_me_frm_ctxt, WORD32 i4_ctb_x, WORD32 i4_ctb_y)
{
ctb_analyse_t *ps_ctb_out;
cur_ctb_cu_tree_t *ps_cu_tree;
me_ctb_data_t *ps_me_ctb_data;
me_ctxt_t *ps_ctxt = (me_ctxt_t *)pv_me_ctxt;
me_frm_ctxt_t *ps_frm_ctxt = (me_frm_ctxt_t *)pv_me_frm_ctxt;
ps_ctb_out = ps_frm_ctxt->ps_ctb_analyse_curr_row + i4_ctb_x;
ps_me_ctb_data = ps_frm_ctxt->ps_me_ctb_data_curr_row + i4_ctb_x;
ps_cu_tree = ps_frm_ctxt->ps_cu_tree_curr_row + (i4_ctb_x * MAX_NUM_NODES_CU_TREE);
ps_ctb_out->ps_cu_tree = ps_cu_tree;
ps_ctb_out->ps_me_ctb_data = ps_me_ctb_data;
ihevce_populate_me_ctb_data(
ps_ctxt, ps_frm_ctxt, ps_cu_tree, ps_me_ctb_data, POS_NA, POS_NA, POS_NA);
}
WORD32 ihevce_me_find_poc_in_list(
recon_pic_buf_t **pps_rec_list, WORD32 poc, WORD32 i4_idr_gop_num, WORD32 num_ref)
{
WORD32 i;
for(i = 0; i < num_ref; i++)
{
if(pps_rec_list[i]->i4_poc == poc && pps_rec_list[i]->i4_idr_gop_num == i4_idr_gop_num)
return (i);
}
/* should never come here */
ASSERT(0);
return (-1);
}
void ihevc_me_update_ref_desc(
hme_ref_desc_t *ps_ref_desc,
recon_pic_buf_t *ps_recon_pic,
WORD32 ref_id_l0,
WORD32 ref_id_l1,
WORD32 ref_id_lc,
WORD32 is_fwd)
{
hme_ref_buf_info_t *ps_ref_info = &ps_ref_desc->as_ref_info[0];
iv_enc_yuv_buf_t *ps_yuv_desc = (iv_enc_yuv_buf_t *)&ps_recon_pic->s_yuv_buf_desc;
iv_enc_yuv_buf_t *ps_src_yuv_desc = (iv_enc_yuv_buf_t *)&ps_recon_pic->s_yuv_buf_desc_src;
S32 offset;
/* Padding beyond 64 is not of use to ME */
ps_ref_info->u1_pad_x = MIN(64, PAD_HORZ);
ps_ref_info->u1_pad_y = MIN(64, PAD_VERT);
/* Luma stride and offset. Assuming here that supplied ptr is */
/* 0, 0 position and hence setting offset to 0. In fact, it is */
/* not used inside ME as of now. */
ps_ref_info->luma_stride = ps_yuv_desc->i4_y_strd;
ps_ref_info->luma_offset = 0;
/* 4 planes, fxfy is the direct recon buf, others are from subpel planes */
//offset = ps_ref_info->luma_stride * PAD_VERT + PAD_HORZ;
offset = 0;
ps_ref_info->pu1_rec_fxfy = (UWORD8 *)ps_yuv_desc->pv_y_buf + offset;
ps_ref_info->pu1_rec_hxfy = ps_recon_pic->apu1_y_sub_pel_planes[0] + offset;
ps_ref_info->pu1_rec_fxhy = ps_recon_pic->apu1_y_sub_pel_planes[1] + offset;
ps_ref_info->pu1_rec_hxhy = ps_recon_pic->apu1_y_sub_pel_planes[2] + offset;
ps_ref_info->pu1_ref_src = (UWORD8 *)ps_src_yuv_desc->pv_y_buf + offset;
/* U V ptrs though they are not used */
ps_ref_info->pu1_rec_u = (U08 *)ps_yuv_desc->pv_u_buf;
ps_ref_info->pu1_rec_v = (U08 *)ps_yuv_desc->pv_v_buf;
/* uv offsets and strides, same treatment sa luma */
ps_ref_info->chroma_offset = 0;
ps_ref_info->chroma_stride = ps_yuv_desc->i4_uv_strd;
ps_ref_info->pv_dep_mngr = ps_recon_pic->pv_dep_mngr_recon;
/* L0, L1 and LC id. */
ps_ref_desc->i1_ref_id_l0 = ref_id_l0;
ps_ref_desc->i1_ref_id_l1 = ref_id_l1;
ps_ref_desc->i1_ref_id_lc = ref_id_lc;
/* POC of the ref pic */
ps_ref_desc->i4_poc = ps_recon_pic->i4_poc;
/* Display num of the ref pic */
ps_ref_desc->i4_display_num = ps_recon_pic->i4_display_num;
/* GOP number of the reference pic*/
ps_ref_desc->i4_GOP_num = ps_recon_pic->i4_idr_gop_num;
/* Whether this picture is in past (fwd) or future (bck) */
ps_ref_desc->u1_is_fwd = is_fwd;
/* store the weight and offsets fo refernce picture */
ps_ref_desc->i2_weight = ps_recon_pic->s_weight_offset.i2_luma_weight;
ps_ref_desc->i2_offset = ps_recon_pic->s_weight_offset.i2_luma_offset;
}
/* Create the reference map for ME */
void ihevce_me_create_ref_map(
recon_pic_buf_t **pps_rec_list_l0,
recon_pic_buf_t **pps_rec_list_l1,
WORD32 num_ref_l0_active,
WORD32 num_ref_l1_active,
WORD32 num_ref,
hme_ref_map_t *ps_ref_map)
{
WORD32 min_ref, i, poc, ref_id_l0, ref_id_l1;
/* tracks running count of ref pics */
WORD32 ref_count = 0, i4_idr_gop_num;
/* points to One instance of a ref pic structure */
recon_pic_buf_t *ps_recon_pic;
/* points to one instance of ref desc str used by ME */
hme_ref_desc_t *ps_ref_desc;
min_ref = MIN(num_ref_l0_active, num_ref_l1_active);
for(i = 0; i < min_ref; i++)
{
/* Create interleaved L0 and L1 entries */
ps_ref_desc = &ps_ref_map->as_ref_desc[ref_count];
ps_recon_pic = pps_rec_list_l0[i];
poc = ps_recon_pic->i4_poc;
i4_idr_gop_num = ps_recon_pic->i4_idr_gop_num;
ref_id_l0 = i;
ref_id_l1 = ihevce_me_find_poc_in_list(pps_rec_list_l1, poc, i4_idr_gop_num, num_ref);
ihevc_me_update_ref_desc(ps_ref_desc, ps_recon_pic, ref_id_l0, ref_id_l1, 2 * i, 1);
ref_count++;
ps_ref_desc = &ps_ref_map->as_ref_desc[ref_count];
ps_recon_pic = pps_rec_list_l1[i];
poc = ps_recon_pic->i4_poc;
i4_idr_gop_num = ps_recon_pic->i4_idr_gop_num;
ref_id_l1 = i;
ref_id_l0 = ihevce_me_find_poc_in_list(pps_rec_list_l0, poc, i4_idr_gop_num, num_ref);
ihevc_me_update_ref_desc(ps_ref_desc, ps_recon_pic, ref_id_l0, ref_id_l1, 2 * i + 1, 0);
ref_count++;
}
if(num_ref_l0_active > min_ref)
{
for(i = 0; i < (num_ref_l0_active - min_ref); i++)
{
ps_ref_desc = &ps_ref_map->as_ref_desc[ref_count];
ref_id_l0 = i + min_ref;
ps_recon_pic = pps_rec_list_l0[ref_id_l0];
poc = ps_recon_pic->i4_poc;
i4_idr_gop_num = ps_recon_pic->i4_idr_gop_num;
ref_id_l1 = ihevce_me_find_poc_in_list(pps_rec_list_l1, poc, i4_idr_gop_num, num_ref);
ihevc_me_update_ref_desc(
ps_ref_desc, ps_recon_pic, ref_id_l0, ref_id_l1, 2 * min_ref + i, 1);
ref_count++;
}
}
else
{
for(i = 0; i < (num_ref_l1_active - min_ref); i++)
{
ps_ref_desc = &ps_ref_map->as_ref_desc[ref_count];
ref_id_l1 = i + min_ref;
ps_recon_pic = pps_rec_list_l1[ref_id_l1];
poc = ps_recon_pic->i4_poc;
i4_idr_gop_num = ps_recon_pic->i4_idr_gop_num;
ref_id_l0 = ihevce_me_find_poc_in_list(pps_rec_list_l0, poc, i4_idr_gop_num, num_ref);
ihevc_me_update_ref_desc(
ps_ref_desc, ps_recon_pic, ref_id_l0, ref_id_l1, 2 * min_ref + i, 0);
ref_count++;
}
}
ps_ref_map->i4_num_ref = ref_count;
ASSERT(ref_count == (num_ref_l0_active + num_ref_l1_active));
/* TODO : Fill better values in lambda depending on ref dist */
for(i = 0; i < ps_ref_map->i4_num_ref; i++)
ps_ref_map->as_ref_desc[i].lambda = 20;
}
/*!
******************************************************************************
* \if Function name : ihevce_me_process \endif
*
* \brief
* Frame level ME function
*
* \par Description:
* Processing of all layers starting from coarse and going
* to the refinement layers, all layers
* that are encoded go CTB by CTB. Outputs of this function are populated
* ctb_analyse_t structures, one per CTB.
*
* \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_me_process(
void *pv_me_ctxt,
ihevce_lap_enc_buf_t *ps_enc_lap_inp,
ctb_analyse_t *ps_ctb_out,
me_enc_rdopt_ctxt_t *ps_cur_out_me_prms,
double *pd_intra_costs,
ipe_l0_ctb_analyse_for_me_t *ps_ipe_analyse_ctb,
pre_enc_L0_ipe_encloop_ctxt_t *ps_l0_ipe_input,
void *pv_coarse_layer,
multi_thrd_ctxt_t *ps_multi_thrd_ctxt,
WORD32 i4_frame_parallelism_level,
WORD32 thrd_id,
WORD32 i4_me_frm_id)
{
me_ctxt_t *ps_thrd_ctxt;
me_frm_ctxt_t *ps_ctxt;
PF_EXT_UPDATE_FXN_T pf_ext_update_fxn;
me_master_ctxt_t *ps_master_ctxt = (me_master_ctxt_t *)pv_me_ctxt;
cur_ctb_cu_tree_t *ps_cu_tree_out = ps_cur_out_me_prms->ps_cur_ctb_cu_tree;
me_ctb_data_t *ps_me_ctb_data_out = ps_cur_out_me_prms->ps_cur_ctb_me_data;
layer_ctxt_t *ps_coarse_layer = (layer_ctxt_t *)pv_coarse_layer;
pf_ext_update_fxn = (PF_EXT_UPDATE_FXN_T)ihevce_me_update_ctb_results;
/* get the current thread ctxt pointer */
ps_thrd_ctxt = ps_master_ctxt->aps_me_ctxt[thrd_id];
ps_ctxt = ps_thrd_ctxt->aps_me_frm_prms[i4_me_frm_id];
ps_ctxt->thrd_id = thrd_id;
/* store the ctb out and cu out base pointers */
ps_ctxt->ps_ctb_analyse_base = ps_ctb_out;
ps_ctxt->ps_cu_tree_base = ps_cu_tree_out;
ps_ctxt->ps_ipe_l0_ctb_frm_base = ps_ipe_analyse_ctb;
ps_ctxt->ps_me_ctb_data_base = ps_me_ctb_data_out;
ps_ctxt->ps_func_selector = &ps_master_ctxt->s_func_selector;
/** currently in master context. Copying that to me context **/
/* frame level processing function */
hme_process_frm(
(void *)ps_thrd_ctxt,
ps_l0_ipe_input,
&ps_master_ctxt->as_ref_map[i4_me_frm_id],
&pd_intra_costs,
&ps_master_ctxt->as_frm_prms[i4_me_frm_id],
pf_ext_update_fxn,
ps_coarse_layer,
ps_multi_thrd_ctxt,
i4_frame_parallelism_level,
thrd_id,
i4_me_frm_id);
}
/*!
******************************************************************************
* \if Function name : ihevce_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_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,
WORD32 i4_thrd_id)
{
me_master_ctxt_t *ps_master_ctxt = (me_master_ctxt_t *)pv_me_ctxt;
me_ctxt_t *ps_thrd0_ctxt;
WORD32 a_pocs_to_remove[MAX_NUM_REF + 2];
WORD32 i, i4_is_buffer_full;
WORD32 i4_least_POC = 0x7FFFFFFF;
WORD32 i4_least_GOP_num = 0x7FFFFFFF;
me_ctxt_t *ps_ctxt;
/* All processing done using shared / common memory across */
/* threads is done using thrd ctxt */
ps_thrd0_ctxt = ps_master_ctxt->aps_me_ctxt[i4_thrd_id];
ps_ctxt = (me_ctxt_t *)ps_thrd0_ctxt;
a_pocs_to_remove[0] = INVALID_POC;
/*************************************************************************/
/* 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. */
/*************************************************************************/
i4_is_buffer_full =
hme_get_active_pocs_list((void *)ps_thrd0_ctxt, ps_master_ctxt->i4_num_me_frm_pllel);
if(i4_is_buffer_full)
{
/* remove if any non-reference pictures are present */
for(i = 0;
i <
(ps_ctxt->aps_me_frm_prms[0]->max_num_ref * ps_master_ctxt->i4_num_me_frm_pllel) + 1;
i++)
{
if(ps_ctxt->as_ref_descr[i].aps_layers[0]->i4_is_reference == 0 &&
ps_ctxt->as_ref_descr[i].aps_layers[0]->i4_non_ref_free == 1)
{
i4_least_POC = ps_ctxt->as_ref_descr[i].aps_layers[0]->i4_poc;
i4_least_GOP_num = ps_ctxt->as_ref_descr[i].aps_layers[0]->i4_idr_gop_num;
}
}
/* if all non reference pictures are removed, then find the least poc
in the least gop number*/
if(i4_least_POC == 0x7FFFFFFF)
{
ASSERT(i4_least_GOP_num == 0x7FFFFFFF);
for(i = 0; i < (ps_ctxt->aps_me_frm_prms[0]->max_num_ref *
ps_master_ctxt->i4_num_me_frm_pllel) +
1;
i++)
{
if(i4_least_GOP_num > ps_ctxt->as_ref_descr[i].aps_layers[0]->i4_idr_gop_num)
{
i4_least_GOP_num = ps_ctxt->as_ref_descr[i].aps_layers[0]->i4_idr_gop_num;
}
}
for(i = 0; i < (ps_ctxt->aps_me_frm_prms[0]->max_num_ref *
ps_master_ctxt->i4_num_me_frm_pllel) +
1;
i++)
{
if(i4_least_POC > ps_ctxt->as_ref_descr[i].aps_layers[0]->i4_poc &&
ps_ctxt->as_ref_descr[i].aps_layers[0]->i4_idr_gop_num == i4_least_GOP_num)
{
i4_least_POC = ps_ctxt->as_ref_descr[i].aps_layers[0]->i4_poc;
}
}
}
ASSERT(i4_least_POC != 0x7FFFFFFF);
a_pocs_to_remove[0] = i4_least_POC;
a_pocs_to_remove[1] = INVALID_POC;
}
/* Call the ME API to remove "outdated" POCs */
hme_discard_frm(
ps_thrd0_ctxt, a_pocs_to_remove, i4_least_GOP_num, ps_master_ctxt->i4_num_me_frm_pllel);
}
/*!
******************************************************************************
* \if Function name : ihevce_me_frame_init \endif
*
* \brief
* 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_me_frame_init(
void *pv_me_ctxt,
me_enc_rdopt_ctxt_t *ps_cur_out_me_prms,
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,
recon_pic_buf_t *(*aps_ref_list)[HEVCE_MAX_REF_PICS * 2],
func_selector_t *ps_func_selector,
ihevce_lap_enc_buf_t *ps_enc_lap_inp,
void *pv_coarse_layer,
WORD32 i4_me_frm_id,
WORD32 i4_thrd_id,
WORD32 i4_frm_qp,
WORD32 i4_temporal_layer_id,
WORD8 i1_cu_qp_delta_enabled_flag,
void *pv_dep_mngr_encloop_dep_me)
{
me_ctxt_t *ps_thrd_ctxt;
me_ctxt_t *ps_thrd0_ctxt;
me_frm_ctxt_t *ps_ctxt;
hme_inp_desc_t s_inp_desc;
WORD32 inp_poc, num_ref;
WORD32 i;
me_master_ctxt_t *ps_master_ctxt = (me_master_ctxt_t *)pv_me_ctxt;
layer_ctxt_t *ps_coarse_layer = (layer_ctxt_t *)pv_coarse_layer;
/* 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 ctxt */
ps_thrd0_ctxt = ps_master_ctxt->aps_me_ctxt[i4_thrd_id];
ps_ctxt = ps_thrd0_ctxt->aps_me_frm_prms[i4_me_frm_id];
/* Update the paarameters "num_ref_l0_active" and "num_ref_l1_active" in hme_frm_prms */
ps_master_ctxt->as_frm_prms[i4_me_frm_id].u1_num_active_ref_l0 = num_ref_l0_active;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].u1_num_active_ref_l1 = num_ref_l1_active;
/*************************************************************************/
/* 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 = inp_poc;
s_inp_desc.i4_idr_gop_num = ps_enc_lap_inp->s_lap_out.i4_idr_gop_num;
s_inp_desc.i4_is_reference = ps_enc_lap_inp->s_lap_out.i4_is_ref_pic;
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_add_inp(pv_me_ctxt, &s_inp_desc, i4_me_frm_id, i4_thrd_id);
/* 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++)
{
me_frm_ctxt_t *ps_me_tmp_frm_ctxt;
ps_thrd_ctxt = ps_master_ctxt->aps_me_ctxt[num_thrds];
ps_me_tmp_frm_ctxt = ps_thrd_ctxt->aps_me_frm_prms[i4_me_frm_id];
ps_thrd_ctxt->pv_ext_frm_prms = (void *)ps_frm_ctb_prms;
ps_me_tmp_frm_ctxt->i4_l0me_qp_mod = ps_stat_prms->s_config_prms.i4_cu_level_rc & 1;
/* intialize the inter pred (MC) context at frame level */
ps_me_tmp_frm_ctxt->s_mc_ctxt.ps_ref_list = aps_ref_list;
ps_me_tmp_frm_ctxt->s_mc_ctxt.i1_weighted_pred_flag =
ps_enc_lap_inp->s_lap_out.i1_weighted_pred_flag;
ps_me_tmp_frm_ctxt->s_mc_ctxt.i1_weighted_bipred_flag =
ps_enc_lap_inp->s_lap_out.i1_weighted_bipred_flag;
ps_me_tmp_frm_ctxt->s_mc_ctxt.i4_log2_luma_wght_denom =
ps_enc_lap_inp->s_lap_out.i4_log2_luma_wght_denom;
ps_me_tmp_frm_ctxt->s_mc_ctxt.i4_log2_chroma_wght_denom =
ps_enc_lap_inp->s_lap_out.i4_log2_chroma_wght_denom;
ps_me_tmp_frm_ctxt->s_mc_ctxt.i4_bit_depth = 8;
ps_me_tmp_frm_ctxt->s_mc_ctxt.u1_chroma_array_type = 1;
ps_me_tmp_frm_ctxt->s_mc_ctxt.ps_func_selector = ps_func_selector;
/* Initiallization for non-distributed mode */
memset(
ps_me_tmp_frm_ctxt->s_mc_ctxt.ai4_tile_xtra_pel,
0,
sizeof(ps_me_tmp_frm_ctxt->s_mc_ctxt.ai4_tile_xtra_pel));
ps_me_tmp_frm_ctxt->i4_pic_type = ps_enc_lap_inp->s_lap_out.i4_pic_type;
ps_me_tmp_frm_ctxt->i4_rc_pass = ps_stat_prms->s_pass_prms.i4_pass;
ps_me_tmp_frm_ctxt->i4_temporal_layer = ps_enc_lap_inp->s_lap_out.i4_temporal_lyr_id;
ps_me_tmp_frm_ctxt->i4_use_const_lamda_modifier = USE_CONSTANT_LAMBDA_MODIFIER;
ps_me_tmp_frm_ctxt->i4_use_const_lamda_modifier =
ps_ctxt->i4_use_const_lamda_modifier ||
((ps_stat_prms->s_coding_tools_prms.i4_vqet &
(1 << BITPOS_IN_VQ_TOGGLE_FOR_CONTROL_TOGGLER)) &&
((ps_stat_prms->s_coding_tools_prms.i4_vqet &
(1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_NOISE_PRESERVATION)) ||
(ps_stat_prms->s_coding_tools_prms.i4_vqet &
(1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_PSYRDOPT_1)) ||
(ps_stat_prms->s_coding_tools_prms.i4_vqet &
(1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_PSYRDOPT_2)) ||
(ps_stat_prms->s_coding_tools_prms.i4_vqet &
(1 << BITPOS_IN_VQ_TOGGLE_FOR_ENABLING_PSYRDOPT_3))));
{
ps_me_tmp_frm_ctxt->f_i_pic_lamda_modifier =
ps_enc_lap_inp->s_lap_out.f_i_pic_lamda_modifier;
}
/* weighted pred enable flag */
ps_me_tmp_frm_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_me_tmp_frm_ctxt->i4_wt_pred_enable_flag)
{
/* log2 weight denom */
ps_me_tmp_frm_ctxt->s_wt_pred.wpred_log_wdc =
ps_enc_lap_inp->s_lap_out.i4_log2_luma_wght_denom;
}
else
{
/* default value */
ps_me_tmp_frm_ctxt->s_wt_pred.wpred_log_wdc = DENOM_DEFAULT;
}
ps_me_tmp_frm_ctxt->u1_is_curFrame_a_refFrame = ps_enc_lap_inp->s_lap_out.i4_is_ref_pic;
ps_thrd_ctxt->pv_me_optimised_function_list =
ps_master_ctxt->pv_me_optimised_function_list;
ps_thrd_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->as_ref_map[i4_me_frm_id]);
/** Remember the pointers to recon list parmas for L0 and L1 lists in the context */
ps_ctxt->ps_hme_ref_map->pps_rec_list_l0 = pps_rec_list_l0;
ps_ctxt->ps_hme_ref_map->pps_rec_list_l1 = pps_rec_list_l1;
/*************************************************************************/
/* Call the ME frame level processing for further actiion. */
/* ToDo: Support Row Level API. */
/*************************************************************************/
ps_master_ctxt->as_frm_prms[i4_me_frm_id].i2_mv_range_x =
ps_thrd0_ctxt->s_init_prms.max_horz_search_range;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].i2_mv_range_y =
ps_thrd0_ctxt->s_init_prms.max_vert_search_range;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].is_i_pic = 0;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].is_pic_second_field =
(!(ps_enc_lap_inp->s_input_buf.i4_bottom_field ^
ps_enc_lap_inp->s_input_buf.i4_topfield_first));
ps_master_ctxt->as_frm_prms[i4_me_frm_id].i4_temporal_layer_id = i4_temporal_layer_id;
{
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->as_frm_prms[i4_me_frm_id].is_i_pic = 1;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].bidir_enabled = 0;
}
else if((pic_type == IV_P_FRAME) || (pic_type == IV_PP_FRAME))
{
ps_master_ctxt->as_frm_prms[i4_me_frm_id].bidir_enabled = 0;
}
else if((pic_type == IV_B_FRAME) || (pic_type == IV_BB_FRAME))
{
ps_master_ctxt->as_frm_prms[i4_me_frm_id].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 */
/************************************************************************/
{
double d_q_factor;
d_q_factor = pow(2.0, (i4_frm_qp / 6.)) * 5.0 / 8.0;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].qstep = (WORD32)(d_q_factor + .5);
ps_master_ctxt->as_frm_prms[i4_me_frm_id].i4_frame_qp = i4_frm_qp;
/* Qstep multiplied by 256, to work at higher precision:
5/6 is the rounding factor. Multiplied by 2 for the Had vs DCT
cost variation */
ps_master_ctxt->as_frm_prms[i4_me_frm_id].qstep_ls8 =
(WORD32)((((d_q_factor * 256) * 5) / 3) + .5);
}
/* 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++)
{
me_frm_ctxt_t *ps_tmp_frm_ctxt;
ps_thrd_ctxt = ps_master_ctxt->aps_me_ctxt[num_thrds];
ps_tmp_frm_ctxt = ps_thrd_ctxt->aps_me_frm_prms[i4_me_frm_id];
hme_process_frm_init(
(void *)ps_thrd_ctxt,
ps_tmp_frm_ctxt->ps_hme_ref_map,
ps_tmp_frm_ctxt->ps_hme_frm_prms,
i4_me_frm_id,
ps_master_ctxt->i4_num_me_frm_pllel);
ps_tmp_frm_ctxt->s_frm_lambda_ctxt = *ps_frm_lamda;
ps_tmp_frm_ctxt->pv_dep_mngr_encloop_dep_me = pv_dep_mngr_encloop_dep_me;
}
}
ps_master_ctxt->as_frm_prms[i4_me_frm_id].i4_cl_sad_lambda_qf =
ps_frm_lamda->i4_cl_sad_lambda_qf;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].i4_cl_satd_lambda_qf =
ps_frm_lamda->i4_cl_satd_lambda_qf;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].i4_ol_sad_lambda_qf =
ps_frm_lamda->i4_ol_sad_lambda_qf;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].i4_ol_satd_lambda_qf =
ps_frm_lamda->i4_ol_satd_lambda_qf;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].lambda_q_shift = LAMBDA_Q_SHIFT;
ps_master_ctxt->as_frm_prms[i4_me_frm_id].u1_is_cu_qp_delta_enabled =
i1_cu_qp_delta_enabled_flag;
/*************************************************************************/
/* 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->as_ref_map[i4_me_frm_id].i4_num_ref == 0 ||
ps_master_ctxt->as_frm_prms[i4_me_frm_id].is_i_pic)
{
for(i = 0; i < 1; i++)
{
layer_ctxt_t *ps_layer_ctxt = ps_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_ctxt->num_layers, ps_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_ctxt->max_num_ref * NUM_GMV_LOBES);
}
return;
}
/*************************************************************************/
/* Encode layer frame init */
/*************************************************************************/
{
refine_prms_t s_refine_prms;
layer_ctxt_t *ps_curr_layer;
S16 i2_max;
S32 layer_id;
layer_id = 0;
i2_max = ps_ctxt->ps_curr_descr->aps_layers[layer_id]->i2_max_mv_x;
i2_max = MAX(i2_max, ps_ctxt->ps_curr_descr->aps_layers[layer_id]->i2_max_mv_y);
ps_curr_layer = ps_ctxt->ps_curr_descr->aps_layers[layer_id];
{
hme_set_refine_prms(
&s_refine_prms,
ps_ctxt->u1_encode[layer_id],
ps_master_ctxt->as_ref_map[i4_me_frm_id].i4_num_ref,
layer_id,
ps_ctxt->num_layers,
ps_ctxt->num_layers_explicit_search,
ps_thrd0_ctxt->s_init_prms.use_4x4,
&ps_master_ctxt->as_frm_prms[i4_me_frm_id],
NULL,
&ps_thrd0_ctxt->s_init_prms
.s_me_coding_tools); /* during frm init Intra cost Pointer is not required */
hme_refine_frm_init(ps_curr_layer, &s_refine_prms, ps_coarse_layer);
}
}
}
/*!
******************************************************************************
* \if Function name : ihevce_l0_me_frame_end \endif
*
* \brief
* End of frame update function performs
* - Dynamic Search Range collation
*
* \param[in] pv_ctxt : pointer to ME module
*
* \return
* None
*
* \author
* Ittiam
*
*****************************************************************************
*/
void ihevce_l0_me_frame_end(
void *pv_me_ctxt, WORD32 i4_idx_dvsr_p, WORD32 i4_display_num, WORD32 me_frm_id)
{
WORD32 i4_num_ref = 0, num_ref, num_thrds, cur_poc, frm_num;
me_master_ctxt_t *ps_master_ctxt = (me_master_ctxt_t *)pv_me_ctxt;
me_ctxt_t *ps_thrd0_ctxt;
me_frm_ctxt_t *ps_frm_ctxt;
WORD32 prev_me_frm_id;
ps_thrd0_ctxt = ps_master_ctxt->aps_me_ctxt[0];
ps_frm_ctxt = ps_thrd0_ctxt->aps_me_frm_prms[me_frm_id];
/* Deriving the previous poc from previous frames context */
if(me_frm_id == 0)
prev_me_frm_id = (MAX_NUM_ME_PARALLEL - 1);
else
prev_me_frm_id = me_frm_id - 1;
/* Getting the max num references value */
for(num_thrds = 0; num_thrds < ps_master_ctxt->i4_num_proc_thrds; num_thrds++)
{
i4_num_ref =
MAX(i4_num_ref,
ps_master_ctxt->aps_me_ctxt[num_thrds]
->aps_me_frm_prms[me_frm_id]
->as_l0_dyn_range_prms[i4_idx_dvsr_p]
.i4_num_act_ref_in_l0);
}
/* No processing is required if current pic is I pic */
if(1 == ps_master_ctxt->as_frm_prms[me_frm_id].is_i_pic)
{
return;
}
/* If a B/b pic, then the previous frame ctxts dyn search prms should be copied ito the latest ctxt */
if(1 == ps_frm_ctxt->s_frm_prms.bidir_enabled)
{
return;
}
/* Only for P pic. For P, both are 0, I&B has them mut. exclusive */
ASSERT(ps_frm_ctxt->s_frm_prms.is_i_pic == ps_frm_ctxt->s_frm_prms.bidir_enabled);
/* use thrd 0 ctxt to collate the Dynamic Search Range across all threads */
for(num_ref = 0; num_ref < i4_num_ref; num_ref++)
{
dyn_range_prms_t *ps_dyn_range_prms_thrd0;
ps_dyn_range_prms_thrd0 =
&ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].as_dyn_range_prms[num_ref];
/* run a loop over all the other threads to update the dynamical search range */
for(num_thrds = 1; num_thrds < ps_master_ctxt->i4_num_proc_thrds; num_thrds++)
{
me_frm_ctxt_t *ps_me_tmp_frm_ctxt;
dyn_range_prms_t *ps_dyn_range_prms;
ps_me_tmp_frm_ctxt = ps_master_ctxt->aps_me_ctxt[num_thrds]->aps_me_frm_prms[me_frm_id];
/* get current thrd dynamical search range param. pointer */
ps_dyn_range_prms =
&ps_me_tmp_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].as_dyn_range_prms[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(
ps_dyn_range_prms_thrd0, ps_dyn_range_prms->i2_dyn_max_y);
hme_update_dynamic_search_params(
ps_dyn_range_prms_thrd0, ps_dyn_range_prms->i2_dyn_min_y);
}
}
/*************************************************************************/
/* Get the MAX/MIN per POC distance based on the all the ref. pics */
/*************************************************************************/
cur_poc = ps_frm_ctxt->i4_curr_poc;
ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_max_y_per_poc = 0;
ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_min_y_per_poc = 0;
/*populate display num*/
ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i4_display_num = i4_display_num;
for(num_ref = 0; num_ref < i4_num_ref; num_ref++)
{
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_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].as_dyn_range_prms[num_ref];
ref_poc = ps_dyn_range_prms_thrd0->i4_poc;
/* Should be cleaned up for ME llsm */
poc_diff = (cur_poc - ref_poc);
poc_diff = MAX(1, poc_diff);
/* 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_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_max_y_per_poc = MAX(
ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_max_y_per_poc, 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_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_min_y_per_poc = MIN(
ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_min_y_per_poc, 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++)
{
me_frm_ctxt_t *ps_me_tmp_frm_ctxt;
ps_me_tmp_frm_ctxt = ps_master_ctxt->aps_me_ctxt[num_thrds]->aps_me_frm_prms[me_frm_id];
ps_me_tmp_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_max_y_per_poc =
ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_max_y_per_poc;
ps_me_tmp_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_min_y_per_poc =
ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i2_dyn_min_y_per_poc;
ps_me_tmp_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i4_display_num =
ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i4_display_num;
}
/* Copy the dynamic search paramteres into the other Frame cotexts in parallel */
for(num_thrds = 0; num_thrds < ps_master_ctxt->i4_num_proc_thrds; num_thrds++)
{
l0_dyn_range_prms_t *ps_dyn_range_prms_thrd0;
ps_frm_ctxt = ps_thrd0_ctxt->aps_me_frm_prms[me_frm_id];
i4_num_ref = ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p].i4_num_act_ref_in_l0;
ps_dyn_range_prms_thrd0 = &ps_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p];
for(frm_num = 0; frm_num < MAX_NUM_ME_PARALLEL; frm_num++)
{
if(me_frm_id != frm_num)
{
me_frm_ctxt_t *ps_me_tmp_frm_ctxt;
l0_dyn_range_prms_t *ps_dyn_range_prms;
ps_me_tmp_frm_ctxt =
ps_master_ctxt->aps_me_ctxt[num_thrds]->aps_me_frm_prms[frm_num];
/* get current thrd dynamical search range param. pointer */
ps_dyn_range_prms = &ps_me_tmp_frm_ctxt->as_l0_dyn_range_prms[i4_idx_dvsr_p];
memcpy(ps_dyn_range_prms, ps_dyn_range_prms_thrd0, sizeof(l0_dyn_range_prms_t));
}
}
}
}
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