/******************************************************************************

 *

 * Copyright (C) 2015 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

*  ih264e_rc_mem_interface.c

*

* @brief

*  This file contains api function definitions for rate control memtabs

*

* @author

*  ittiam

*

* List of Functions

*  - ih264e_map_rc_mem_recs_to_itt_api

*  - ih264e_map_itt_mem_rec_to_rc_mem_rec

*  - ih264e_get_rate_control_mem_tab

*

* @remarks

*  none

*

*******************************************************************************

*/

/*****************************************************************************/

/* File Includes                                                             */

/*****************************************************************************/

/* System Include Files */

#include <stdio.h>

#include <stddef.h>

#include <stdlib.h>

#include <string.h>

#include <assert.h>

/* User Include Files */

#include "ih264e_config.h"

#include "ih264_typedefs.h"

#include "ih264_debug.h"

#include "ih264_defs.h"

#include "ih264_mem_fns.h"

#include "ih264_padding.h"

#include "ih264_structs.h"

#include "ih264_size_defs.h"

#include "ih264_trans_quant_itrans_iquant.h"

#include "ih264_inter_pred_filters.h"

#include "ih264_intra_pred_filters.h"

#include "ih264_deblk_edge_filters.h"

#include "ih264_cabac_tables.h"

#include "ime_defs.h"

#include "ime_distortion_metrics.h"

#include "ime_structs.h"

#include "irc_mem_req_and_acq.h"

#include "irc_cntrl_param.h"

#include "irc_frame_info_collector.h"

#include "irc_rate_control_api.h"

#include "irc_common.h"

#include "irc_rd_model.h"

#include "irc_est_sad.h"

#include "irc_fixed_point_error_bits.h"

#include "irc_vbr_storage_vbv.h"

#include "irc_picture_type.h"

#include "irc_bit_allocation.h"

#include "irc_mb_model_based.h"

#include "irc_cbr_buffer_control.h"

#include "irc_vbr_str_prms.h"

#include "irc_rate_control_api_structs.h"

#include "ih264e.h"

#include "ih264e_error.h"

#include "ih264e_defs.h"

#include "ih264e_time_stamp.h"

#include "ih264e_modify_frm_rate.h"

#include "ih264e_rate_control.h"

#include "ih264e_bitstream.h"

#include "ih264e_cabac_structs.h"

#include "ih264e_structs.h"

/*****************************************************************************/

/* Function Definitions                                                      */

/*****************************************************************************/

/**

******************************************************************************

*

* @brief This function maps rc mem records structure to encoder lib mem records

*  structure

*

* @par   Description

*  This function maps rc mem records structure to encoder lib mem records

*  structure

*

* @param[in]   ps_mem

*  pointer to encoder lib mem records

*

* @param[in]   rc_memtab

*  pointer to rc mem records

*

* @param[in]   num_mem_recs

*  number of memory records

*

* @return      void

*

******************************************************************************

*/

void ih264e_map_rc_mem_recs_to_itt_api(iv_mem_rec_t *ps_mem,

                                       itt_memtab_t *rc_memtab,

                                       UWORD32 num_mem_recs)

{

    UWORD32 j;

    UWORD32 Size, align;

    for (j = 0; j < num_mem_recs; j++)

    {

        Size = rc_memtab->u4_size;

        align = rc_memtab->i4_alignment;

        /* we always ask for external persistent cacheable memory */

        FILL_MEMTAB(ps_mem, j, Size, align, IV_EXTERNAL_CACHEABLE_PERSISTENT_MEM);

        rc_memtab++;

    }

}

/**

*******************************************************************************

*

* @brief This function maps encoder lib mem records structure to RC memory

* records structure

*

* @par   Description

*  This function maps encoder lib mem records structure to RC memory

*  records structure

*

* @param[in] ps_mem

*  pointer to encoder lib mem records

*

* @param[in] rc_memtab

*  pointer to rc mem records

*

* @param[in] num_mem_recs

*  Number of memory records

* @returns none

*

* @remarks

*

*******************************************************************************

*/

void ih264e_map_itt_mem_rec_to_rc_mem_rec(iv_mem_rec_t *ps_mem,

                                          itt_memtab_t *rc_memtab,

                                          UWORD32 num_mem_recs)

{

    UWORD32 i;

    for (i = 0; i < num_mem_recs; i++)

    {

        rc_memtab->i4_alignment = ps_mem->u4_mem_alignment;

        rc_memtab->u4_size = ps_mem->u4_mem_size;

        rc_memtab->pv_base = ps_mem->pv_base;

        /* only DDR memory is available */

        rc_memtab->e_mem_region = DDR;

        rc_memtab->e_usage = PERSISTENT;

        rc_memtab++;

        ps_mem++;

    }

}

/**

******************************************************************************

*

* @brief Get/Init memtabs for rate control

*

* @par   Description

*  This routine is used to Get/init memtabs for rate control

*

* @param[in] pv_rate_control

*  pointer to rate control context (handle)

*

* @param[in] ps_mem

*  pointer to encoder lib mem records

*

* @param[in] e_func_type

*  enum that dictates fill memory records or Init memory records

*

* @return total number of mem records

*

******************************************************************************

*/

WORD32 ih264e_get_rate_control_mem_tab(void *pv_rate_control,

                                       iv_mem_rec_t  *ps_mem,

                                       ITT_FUNC_TYPE_E e_func_type)

{

    itt_memtab_t as_itt_memtab[NUM_RC_MEMTABS];

    WORD32 i4_num_memtab = 0, j = 0;

    void *refptr2[4];

    void **refptr1[4];

    rate_control_ctxt_t *ps_rate_control = pv_rate_control;

    for (j = 0; j < 4; j++)

        refptr1[j] = &(refptr2[j]);

    j = 0;

    if (e_func_type == USE_BASE || e_func_type == FILL_BASE)

    {

        refptr1[1] = &ps_rate_control->pps_frame_time;

        refptr1[2] = &ps_rate_control->pps_time_stamp;

        refptr1[3] = &ps_rate_control->pps_pd_frm_rate;

        refptr1[0] = &ps_rate_control->pps_rate_control_api;

    }

    /* Get the total number of memtabs used by Rate Controller */

    i4_num_memtab = irc_rate_control_num_fill_use_free_memtab((rate_control_api_t **)refptr1[0], NULL, GET_NUM_MEMTAB);

    /* Few extra steps during init */

    ih264e_map_itt_mem_rec_to_rc_mem_rec((&ps_mem[j]), as_itt_memtab+j, i4_num_memtab);

    /* Fill the memtabs used by Rate Controller */

    i4_num_memtab = irc_rate_control_num_fill_use_free_memtab((rate_control_api_t **)refptr1[0],as_itt_memtab+j,e_func_type);

    /* Mapping ittiam memtabs to App. memtabs */

    ih264e_map_rc_mem_recs_to_itt_api((&ps_mem[j]), as_itt_memtab+j, i4_num_memtab);

    j += i4_num_memtab;

    /* Get the total number of memtabs used by Frame time Module */

    i4_num_memtab = ih264e_frame_time_get_init_free_memtab((frame_time_t **)refptr1[1], NULL, GET_NUM_MEMTAB);

    /* Few extra steps during init */

    ih264e_map_itt_mem_rec_to_rc_mem_rec((&ps_mem[j]), as_itt_memtab+j, i4_num_memtab);

    /* Fill the memtabs used by Frame time Module */

    i4_num_memtab = ih264e_frame_time_get_init_free_memtab((frame_time_t **)refptr1[1], as_itt_memtab+j, e_func_type);

    /* Mapping ittiam memtabs to App. memtabs */

    ih264e_map_rc_mem_recs_to_itt_api((&ps_mem[j]), as_itt_memtab+j, i4_num_memtab);

    j += i4_num_memtab;

    /* Get the total number of memtabs used by Time stamp Module */

    i4_num_memtab = ih264e_time_stamp_get_init_free_memtab((time_stamp_t **)refptr1[2], NULL, GET_NUM_MEMTAB);

    /* Few extra steps during init */

    ih264e_map_itt_mem_rec_to_rc_mem_rec((&ps_mem[j]), as_itt_memtab+j, i4_num_memtab);

    /* Fill the memtabs used by Time Stamp Module */

    i4_num_memtab = ih264e_time_stamp_get_init_free_memtab((time_stamp_t **)refptr1[2], as_itt_memtab+j, e_func_type);

    /* Mapping ittiam memtabs to App. memtabs */

    ih264e_map_rc_mem_recs_to_itt_api((&ps_mem[j]), as_itt_memtab+j, i4_num_memtab);

    j += i4_num_memtab;

    /* Get the total number of memtabs used by Frame rate Module */

    i4_num_memtab = ih264e_pd_frm_rate_get_init_free_memtab((pd_frm_rate_t **)refptr1[3], NULL, GET_NUM_MEMTAB);

    /* Few extra steps during init */

    ih264e_map_itt_mem_rec_to_rc_mem_rec((&ps_mem[j]), as_itt_memtab+j, i4_num_memtab);

    /* Fill the memtabs used by Frame Rate Module */

    i4_num_memtab = ih264e_pd_frm_rate_get_init_free_memtab((pd_frm_rate_t **)refptr1[3], as_itt_memtab+j, e_func_type);

    /* Mapping ittiam memtabs to App. memtabs */

    ih264e_map_rc_mem_recs_to_itt_api((&ps_mem[j]), as_itt_memtab+j, i4_num_memtab);

    j += i4_num_memtab;

    return j; /* Total MemTabs Needed by Rate Control Module */

}