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      1 /******************************************************************************
      2 *
      3 * Copyright (C) 2012 Ittiam Systems Pvt Ltd, Bangalore
      4 *
      5 * Licensed under the Apache License, Version 2.0 (the "License");
      6 * you may not use this file except in compliance with the License.
      7 * You may obtain a copy of the License at:
      8 *
      9 * http://www.apache.org/licenses/LICENSE-2.0
     10 *
     11 * Unless required by applicable law or agreed to in writing, software
     12 * distributed under the License is distributed on an "AS IS" BASIS,
     13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     14 * See the License for the specific language governing permissions and
     15 * limitations under the License.
     16 *
     17 ******************************************************************************/
     18 /**
     19 *******************************************************************************
     20 * @file
     21 *  ihevcd_api.c
     22 *
     23 * @brief
     24 *  Contains api functions definitions for HEVC decoder
     25 *
     26 * @author
     27 *  Harish
     28 *
     29 * @par List of Functions:
     30 * - api_check_struct_sanity()
     31 * - ihevcd_get_version()
     32 * - ihevcd_set_default_params()
     33 * - ihevcd_init()
     34 * - ihevcd_get_num_rec()
     35 * - ihevcd_allocate_static_bufs()
     36 * - ihevcd_create()
     37 * - ihevcd_retrieve_memrec()
     38 * - ihevcd_set_display_frame()
     39 * - ihevcd_set_flush_mode()
     40 * - ihevcd_get_status()
     41 * - ihevcd_get_buf_info()
     42 * - ihevcd_set_params()
     43 * - ihevcd_reset()
     44 * - ihevcd_rel_display_frame()
     45 * - ihevcd_disable_deblk()
     46 * - ihevcd_get_frame_dimensions()
     47 * - ihevcd_set_num_cores()
     48 * - ihevcd_ctl()
     49 * - ihevcd_cxa_api_function()
     50 *
     51 * @remarks
     52 *  None
     53 *
     54 *******************************************************************************
     55 */
     56 /*****************************************************************************/
     57 /* File Includes                                                             */
     58 /*****************************************************************************/
     59 #include <stdio.h>
     60 #include <stddef.h>
     61 #include <stdlib.h>
     62 #include <string.h>
     63 
     64 #include "ihevc_typedefs.h"
     65 #include "iv.h"
     66 #include "ivd.h"
     67 #include "ihevcd_cxa.h"
     68 #include "ithread.h"
     69 
     70 #include "ihevc_defs.h"
     71 #include "ihevc_debug.h"
     72 
     73 #include "ihevc_structs.h"
     74 #include "ihevc_macros.h"
     75 #include "ihevc_platform_macros.h"
     76 
     77 #include "ihevc_buf_mgr.h"
     78 #include "ihevc_dpb_mgr.h"
     79 #include "ihevc_disp_mgr.h"
     80 #include "ihevc_common_tables.h"
     81 #include "ihevc_cabac_tables.h"
     82 #include "ihevc_error.h"
     83 
     84 #include "ihevcd_defs.h"
     85 #include "ihevcd_trace.h"
     86 
     87 #include "ihevcd_function_selector.h"
     88 #include "ihevcd_structs.h"
     89 #include "ihevcd_error.h"
     90 #include "ihevcd_utils.h"
     91 #include "ihevcd_decode.h"
     92 #include "ihevcd_job_queue.h"
     93 #include "ihevcd_statistics.h"
     94 
     95 
     96 #define ALIGNED_FREE(ps_codec, y) \
     97 if(y) {ps_codec->pf_aligned_free(ps_codec->pv_mem_ctxt, ((void *)y)); (y) = NULL;}
     98 
     99 /*****************************************************************************/
    100 /* Function Prototypes                                                       */
    101 /*****************************************************************************/
    102 IV_API_CALL_STATUS_T ihevcd_get_version(CHAR *pc_version_string,
    103                                         UWORD32 u4_version_buffer_size);
    104 WORD32 ihevcd_free_dynamic_bufs(codec_t *ps_codec);
    105 
    106 
    107 /**
    108 *******************************************************************************
    109 *
    110 * @brief
    111 *  Used to test arguments for corresponding API call
    112 *
    113 * @par Description:
    114 *  For each command the arguments are validated
    115 *
    116 * @param[in] ps_handle
    117 *  Codec handle at API level
    118 *
    119 * @param[in] pv_api_ip
    120 *  Pointer to input structure
    121 *
    122 * @param[out] pv_api_op
    123 *  Pointer to output structure
    124 *
    125 * @returns  Status of error checking
    126 *
    127 * @remarks
    128 *
    129 *
    130 *******************************************************************************
    131 */
    132 
    133 static IV_API_CALL_STATUS_T api_check_struct_sanity(iv_obj_t *ps_handle,
    134                                                     void *pv_api_ip,
    135                                                     void *pv_api_op)
    136 {
    137     IVD_API_COMMAND_TYPE_T e_cmd;
    138     UWORD32 *pu4_api_ip;
    139     UWORD32 *pu4_api_op;
    140     WORD32 i;
    141 
    142     if(NULL == pv_api_op)
    143         return (IV_FAIL);
    144 
    145     if(NULL == pv_api_ip)
    146         return (IV_FAIL);
    147 
    148     pu4_api_ip = (UWORD32 *)pv_api_ip;
    149     pu4_api_op = (UWORD32 *)pv_api_op;
    150     e_cmd = (IVD_API_COMMAND_TYPE_T)*(pu4_api_ip + 1);
    151 
    152     *(pu4_api_op + 1) = 0;
    153     /* error checks on handle */
    154     switch((WORD32)e_cmd)
    155     {
    156         case IVD_CMD_CREATE:
    157             break;
    158 
    159         case IVD_CMD_REL_DISPLAY_FRAME:
    160         case IVD_CMD_SET_DISPLAY_FRAME:
    161         case IVD_CMD_GET_DISPLAY_FRAME:
    162         case IVD_CMD_VIDEO_DECODE:
    163         case IVD_CMD_DELETE:
    164         case IVD_CMD_VIDEO_CTL:
    165             if(ps_handle == NULL)
    166             {
    167                 *(pu4_api_op + 1) |= 1 << IVD_UNSUPPORTEDPARAM;
    168                 *(pu4_api_op + 1) |= IVD_HANDLE_NULL;
    169                 return IV_FAIL;
    170             }
    171 
    172             if(ps_handle->u4_size != sizeof(iv_obj_t))
    173             {
    174                 *(pu4_api_op + 1) |= 1 << IVD_UNSUPPORTEDPARAM;
    175                 *(pu4_api_op + 1) |= IVD_HANDLE_STRUCT_SIZE_INCORRECT;
    176                 return IV_FAIL;
    177             }
    178 
    179 
    180             if(ps_handle->pv_codec_handle == NULL)
    181             {
    182                 *(pu4_api_op + 1) |= 1 << IVD_UNSUPPORTEDPARAM;
    183                 *(pu4_api_op + 1) |= IVD_INVALID_HANDLE_NULL;
    184                 return IV_FAIL;
    185             }
    186             break;
    187         default:
    188             *(pu4_api_op + 1) |= 1 << IVD_UNSUPPORTEDPARAM;
    189             *(pu4_api_op + 1) |= IVD_INVALID_API_CMD;
    190             return IV_FAIL;
    191     }
    192 
    193     switch((WORD32)e_cmd)
    194     {
    195         case IVD_CMD_CREATE:
    196         {
    197             ihevcd_cxa_create_ip_t *ps_ip = (ihevcd_cxa_create_ip_t *)pv_api_ip;
    198             ihevcd_cxa_create_op_t *ps_op = (ihevcd_cxa_create_op_t *)pv_api_op;
    199 
    200 
    201             ps_op->s_ivd_create_op_t.u4_error_code = 0;
    202 
    203             if((ps_ip->s_ivd_create_ip_t.u4_size > sizeof(ihevcd_cxa_create_ip_t))
    204                             || (ps_ip->s_ivd_create_ip_t.u4_size
    205                                             < sizeof(ivd_create_ip_t)))
    206             {
    207                 ps_op->s_ivd_create_op_t.u4_error_code |= 1
    208                                 << IVD_UNSUPPORTEDPARAM;
    209                 ps_op->s_ivd_create_op_t.u4_error_code |=
    210                                 IVD_IP_API_STRUCT_SIZE_INCORRECT;
    211 
    212                 return (IV_FAIL);
    213             }
    214 
    215             if((ps_op->s_ivd_create_op_t.u4_size != sizeof(ihevcd_cxa_create_op_t))
    216                             && (ps_op->s_ivd_create_op_t.u4_size
    217                                             != sizeof(ivd_create_op_t)))
    218             {
    219                 ps_op->s_ivd_create_op_t.u4_error_code |= 1
    220                                 << IVD_UNSUPPORTEDPARAM;
    221                 ps_op->s_ivd_create_op_t.u4_error_code |=
    222                                 IVD_OP_API_STRUCT_SIZE_INCORRECT;
    223 
    224                 return (IV_FAIL);
    225             }
    226 
    227 
    228             if((ps_ip->s_ivd_create_ip_t.e_output_format != IV_YUV_420P)
    229                             && (ps_ip->s_ivd_create_ip_t.e_output_format
    230                                             != IV_YUV_422ILE)
    231                             && (ps_ip->s_ivd_create_ip_t.e_output_format
    232                                             != IV_RGB_565)
    233                             && (ps_ip->s_ivd_create_ip_t.e_output_format
    234                                             != IV_YUV_420SP_UV)
    235                             && (ps_ip->s_ivd_create_ip_t.e_output_format
    236                                             != IV_YUV_420SP_VU))
    237             {
    238                 ps_op->s_ivd_create_op_t.u4_error_code |= 1
    239                                 << IVD_UNSUPPORTEDPARAM;
    240                 ps_op->s_ivd_create_op_t.u4_error_code |=
    241                                 IVD_INIT_DEC_COL_FMT_NOT_SUPPORTED;
    242 
    243                 return (IV_FAIL);
    244             }
    245 
    246         }
    247             break;
    248 
    249         case IVD_CMD_GET_DISPLAY_FRAME:
    250         {
    251             ihevcd_cxa_get_display_frame_ip_t *ps_ip =
    252                             (ihevcd_cxa_get_display_frame_ip_t *)pv_api_ip;
    253             ihevcd_cxa_get_display_frame_op_t *ps_op =
    254                             (ihevcd_cxa_get_display_frame_op_t *)pv_api_op;
    255 
    256             ps_op->s_ivd_get_display_frame_op_t.u4_error_code = 0;
    257 
    258             if((ps_ip->s_ivd_get_display_frame_ip_t.u4_size
    259                             != sizeof(ihevcd_cxa_get_display_frame_ip_t))
    260                             && (ps_ip->s_ivd_get_display_frame_ip_t.u4_size
    261                                             != sizeof(ivd_get_display_frame_ip_t)))
    262             {
    263                 ps_op->s_ivd_get_display_frame_op_t.u4_error_code |= 1
    264                                 << IVD_UNSUPPORTEDPARAM;
    265                 ps_op->s_ivd_get_display_frame_op_t.u4_error_code |=
    266                                 IVD_IP_API_STRUCT_SIZE_INCORRECT;
    267                 return (IV_FAIL);
    268             }
    269 
    270             if((ps_op->s_ivd_get_display_frame_op_t.u4_size
    271                             != sizeof(ihevcd_cxa_get_display_frame_op_t))
    272                             && (ps_op->s_ivd_get_display_frame_op_t.u4_size
    273                                             != sizeof(ivd_get_display_frame_op_t)))
    274             {
    275                 ps_op->s_ivd_get_display_frame_op_t.u4_error_code |= 1
    276                                 << IVD_UNSUPPORTEDPARAM;
    277                 ps_op->s_ivd_get_display_frame_op_t.u4_error_code |=
    278                                 IVD_OP_API_STRUCT_SIZE_INCORRECT;
    279                 return (IV_FAIL);
    280             }
    281 
    282         }
    283             break;
    284 
    285         case IVD_CMD_REL_DISPLAY_FRAME:
    286         {
    287             ihevcd_cxa_rel_display_frame_ip_t *ps_ip =
    288                             (ihevcd_cxa_rel_display_frame_ip_t *)pv_api_ip;
    289             ihevcd_cxa_rel_display_frame_op_t *ps_op =
    290                             (ihevcd_cxa_rel_display_frame_op_t *)pv_api_op;
    291 
    292             ps_op->s_ivd_rel_display_frame_op_t.u4_error_code = 0;
    293 
    294             if((ps_ip->s_ivd_rel_display_frame_ip_t.u4_size
    295                             != sizeof(ihevcd_cxa_rel_display_frame_ip_t))
    296                             && (ps_ip->s_ivd_rel_display_frame_ip_t.u4_size
    297                                             != sizeof(ivd_rel_display_frame_ip_t)))
    298             {
    299                 ps_op->s_ivd_rel_display_frame_op_t.u4_error_code |= 1
    300                                 << IVD_UNSUPPORTEDPARAM;
    301                 ps_op->s_ivd_rel_display_frame_op_t.u4_error_code |=
    302                                 IVD_IP_API_STRUCT_SIZE_INCORRECT;
    303                 return (IV_FAIL);
    304             }
    305 
    306             if((ps_op->s_ivd_rel_display_frame_op_t.u4_size
    307                             != sizeof(ihevcd_cxa_rel_display_frame_op_t))
    308                             && (ps_op->s_ivd_rel_display_frame_op_t.u4_size
    309                                             != sizeof(ivd_rel_display_frame_op_t)))
    310             {
    311                 ps_op->s_ivd_rel_display_frame_op_t.u4_error_code |= 1
    312                                 << IVD_UNSUPPORTEDPARAM;
    313                 ps_op->s_ivd_rel_display_frame_op_t.u4_error_code |=
    314                                 IVD_OP_API_STRUCT_SIZE_INCORRECT;
    315                 return (IV_FAIL);
    316             }
    317 
    318         }
    319             break;
    320 
    321         case IVD_CMD_SET_DISPLAY_FRAME:
    322         {
    323             ihevcd_cxa_set_display_frame_ip_t *ps_ip =
    324                             (ihevcd_cxa_set_display_frame_ip_t *)pv_api_ip;
    325             ihevcd_cxa_set_display_frame_op_t *ps_op =
    326                             (ihevcd_cxa_set_display_frame_op_t *)pv_api_op;
    327             UWORD32 j;
    328 
    329             ps_op->s_ivd_set_display_frame_op_t.u4_error_code = 0;
    330 
    331             if((ps_ip->s_ivd_set_display_frame_ip_t.u4_size
    332                             != sizeof(ihevcd_cxa_set_display_frame_ip_t))
    333                             && (ps_ip->s_ivd_set_display_frame_ip_t.u4_size
    334                                             != sizeof(ivd_set_display_frame_ip_t)))
    335             {
    336                 ps_op->s_ivd_set_display_frame_op_t.u4_error_code |= 1
    337                                 << IVD_UNSUPPORTEDPARAM;
    338                 ps_op->s_ivd_set_display_frame_op_t.u4_error_code |=
    339                                 IVD_IP_API_STRUCT_SIZE_INCORRECT;
    340                 return (IV_FAIL);
    341             }
    342 
    343             if((ps_op->s_ivd_set_display_frame_op_t.u4_size
    344                             != sizeof(ihevcd_cxa_set_display_frame_op_t))
    345                             && (ps_op->s_ivd_set_display_frame_op_t.u4_size
    346                                             != sizeof(ivd_set_display_frame_op_t)))
    347             {
    348                 ps_op->s_ivd_set_display_frame_op_t.u4_error_code |= 1
    349                                 << IVD_UNSUPPORTEDPARAM;
    350                 ps_op->s_ivd_set_display_frame_op_t.u4_error_code |=
    351                                 IVD_OP_API_STRUCT_SIZE_INCORRECT;
    352                 return (IV_FAIL);
    353             }
    354 
    355             if(ps_ip->s_ivd_set_display_frame_ip_t.num_disp_bufs == 0)
    356             {
    357                 ps_op->s_ivd_set_display_frame_op_t.u4_error_code |= 1
    358                                 << IVD_UNSUPPORTEDPARAM;
    359                 ps_op->s_ivd_set_display_frame_op_t.u4_error_code |=
    360                                 IVD_DISP_FRM_ZERO_OP_BUFS;
    361                 return IV_FAIL;
    362             }
    363 
    364             for(j = 0; j < ps_ip->s_ivd_set_display_frame_ip_t.num_disp_bufs;
    365                             j++)
    366             {
    367                 if(ps_ip->s_ivd_set_display_frame_ip_t.s_disp_buffer[j].u4_num_bufs
    368                                 == 0)
    369                 {
    370                     ps_op->s_ivd_set_display_frame_op_t.u4_error_code |= 1
    371                                     << IVD_UNSUPPORTEDPARAM;
    372                     ps_op->s_ivd_set_display_frame_op_t.u4_error_code |=
    373                                     IVD_DISP_FRM_ZERO_OP_BUFS;
    374                     return IV_FAIL;
    375                 }
    376 
    377                 for(i = 0;
    378                                 i
    379                                                 < (WORD32)ps_ip->s_ivd_set_display_frame_ip_t.s_disp_buffer[j].u4_num_bufs;
    380                                 i++)
    381                 {
    382                     if(ps_ip->s_ivd_set_display_frame_ip_t.s_disp_buffer[j].pu1_bufs[i]
    383                                     == NULL)
    384                     {
    385                         ps_op->s_ivd_set_display_frame_op_t.u4_error_code |= 1
    386                                         << IVD_UNSUPPORTEDPARAM;
    387                         ps_op->s_ivd_set_display_frame_op_t.u4_error_code |=
    388                                         IVD_DISP_FRM_OP_BUF_NULL;
    389                         return IV_FAIL;
    390                     }
    391 
    392                     if(ps_ip->s_ivd_set_display_frame_ip_t.s_disp_buffer[j].u4_min_out_buf_size[i]
    393                                     == 0)
    394                     {
    395                         ps_op->s_ivd_set_display_frame_op_t.u4_error_code |= 1
    396                                         << IVD_UNSUPPORTEDPARAM;
    397                         ps_op->s_ivd_set_display_frame_op_t.u4_error_code |=
    398                                         IVD_DISP_FRM_ZERO_OP_BUF_SIZE;
    399                         return IV_FAIL;
    400                     }
    401                 }
    402             }
    403         }
    404             break;
    405 
    406         case IVD_CMD_VIDEO_DECODE:
    407         {
    408             ihevcd_cxa_video_decode_ip_t *ps_ip =
    409                             (ihevcd_cxa_video_decode_ip_t *)pv_api_ip;
    410             ihevcd_cxa_video_decode_op_t *ps_op =
    411                             (ihevcd_cxa_video_decode_op_t *)pv_api_op;
    412 
    413             DEBUG("The input bytes is: %d",
    414                             ps_ip->s_ivd_video_decode_ip_t.u4_num_Bytes);
    415             ps_op->s_ivd_video_decode_op_t.u4_error_code = 0;
    416 
    417             if(ps_ip->s_ivd_video_decode_ip_t.u4_size
    418                             != sizeof(ihevcd_cxa_video_decode_ip_t)
    419                             && ps_ip->s_ivd_video_decode_ip_t.u4_size
    420                                             != offsetof(ivd_video_decode_ip_t,
    421                                                         s_out_buffer))
    422             {
    423                 ps_op->s_ivd_video_decode_op_t.u4_error_code |= 1
    424                                 << IVD_UNSUPPORTEDPARAM;
    425                 ps_op->s_ivd_video_decode_op_t.u4_error_code |=
    426                                 IVD_IP_API_STRUCT_SIZE_INCORRECT;
    427                 return (IV_FAIL);
    428             }
    429 
    430             if(ps_op->s_ivd_video_decode_op_t.u4_size
    431                             != sizeof(ihevcd_cxa_video_decode_op_t)
    432                             && ps_op->s_ivd_video_decode_op_t.u4_size
    433                                             != offsetof(ivd_video_decode_op_t,
    434                                                         u4_output_present))
    435             {
    436                 ps_op->s_ivd_video_decode_op_t.u4_error_code |= 1
    437                                 << IVD_UNSUPPORTEDPARAM;
    438                 ps_op->s_ivd_video_decode_op_t.u4_error_code |=
    439                                 IVD_OP_API_STRUCT_SIZE_INCORRECT;
    440                 return (IV_FAIL);
    441             }
    442 
    443         }
    444             break;
    445 
    446         case IVD_CMD_DELETE:
    447         {
    448             ihevcd_cxa_delete_ip_t *ps_ip =
    449                             (ihevcd_cxa_delete_ip_t *)pv_api_ip;
    450             ihevcd_cxa_delete_op_t *ps_op =
    451                             (ihevcd_cxa_delete_op_t *)pv_api_op;
    452 
    453             ps_op->s_ivd_delete_op_t.u4_error_code = 0;
    454 
    455             if(ps_ip->s_ivd_delete_ip_t.u4_size
    456                             != sizeof(ihevcd_cxa_delete_ip_t))
    457             {
    458                 ps_op->s_ivd_delete_op_t.u4_error_code |= 1
    459                                 << IVD_UNSUPPORTEDPARAM;
    460                 ps_op->s_ivd_delete_op_t.u4_error_code |=
    461                                 IVD_IP_API_STRUCT_SIZE_INCORRECT;
    462                 return (IV_FAIL);
    463             }
    464 
    465             if(ps_op->s_ivd_delete_op_t.u4_size
    466                             != sizeof(ihevcd_cxa_delete_op_t))
    467             {
    468                 ps_op->s_ivd_delete_op_t.u4_error_code |= 1
    469                                 << IVD_UNSUPPORTEDPARAM;
    470                 ps_op->s_ivd_delete_op_t.u4_error_code |=
    471                                 IVD_OP_API_STRUCT_SIZE_INCORRECT;
    472                 return (IV_FAIL);
    473             }
    474 
    475         }
    476             break;
    477 
    478         case IVD_CMD_VIDEO_CTL:
    479         {
    480             UWORD32 *pu4_ptr_cmd;
    481             UWORD32 sub_command;
    482 
    483             pu4_ptr_cmd = (UWORD32 *)pv_api_ip;
    484             pu4_ptr_cmd += 2;
    485             sub_command = *pu4_ptr_cmd;
    486 
    487             switch(sub_command)
    488             {
    489                 case IVD_CMD_CTL_SETPARAMS:
    490                 {
    491                     ihevcd_cxa_ctl_set_config_ip_t *ps_ip;
    492                     ihevcd_cxa_ctl_set_config_op_t *ps_op;
    493                     ps_ip = (ihevcd_cxa_ctl_set_config_ip_t *)pv_api_ip;
    494                     ps_op = (ihevcd_cxa_ctl_set_config_op_t *)pv_api_op;
    495 
    496                     if(ps_ip->s_ivd_ctl_set_config_ip_t.u4_size
    497                                     != sizeof(ihevcd_cxa_ctl_set_config_ip_t))
    498                     {
    499                         ps_op->s_ivd_ctl_set_config_op_t.u4_error_code |= 1
    500                                         << IVD_UNSUPPORTEDPARAM;
    501                         ps_op->s_ivd_ctl_set_config_op_t.u4_error_code |=
    502                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    503                         return IV_FAIL;
    504                     }
    505                 }
    506                     //no break; is needed here
    507                 case IVD_CMD_CTL_SETDEFAULT:
    508                 {
    509                     ihevcd_cxa_ctl_set_config_op_t *ps_op;
    510                     ps_op = (ihevcd_cxa_ctl_set_config_op_t *)pv_api_op;
    511                     if(ps_op->s_ivd_ctl_set_config_op_t.u4_size
    512                                     != sizeof(ihevcd_cxa_ctl_set_config_op_t))
    513                     {
    514                         ps_op->s_ivd_ctl_set_config_op_t.u4_error_code |= 1
    515                                         << IVD_UNSUPPORTEDPARAM;
    516                         ps_op->s_ivd_ctl_set_config_op_t.u4_error_code |=
    517                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    518                         return IV_FAIL;
    519                     }
    520                 }
    521                     break;
    522 
    523                 case IVD_CMD_CTL_GETPARAMS:
    524                 {
    525                     ihevcd_cxa_ctl_getstatus_ip_t *ps_ip;
    526                     ihevcd_cxa_ctl_getstatus_op_t *ps_op;
    527 
    528                     ps_ip = (ihevcd_cxa_ctl_getstatus_ip_t *)pv_api_ip;
    529                     ps_op = (ihevcd_cxa_ctl_getstatus_op_t *)pv_api_op;
    530                     if(ps_ip->s_ivd_ctl_getstatus_ip_t.u4_size
    531                                     != sizeof(ihevcd_cxa_ctl_getstatus_ip_t))
    532                     {
    533                         ps_op->s_ivd_ctl_getstatus_op_t.u4_error_code |= 1
    534                                         << IVD_UNSUPPORTEDPARAM;
    535                         ps_op->s_ivd_ctl_getstatus_op_t.u4_error_code |=
    536                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    537                         return IV_FAIL;
    538                     }
    539                     if((ps_op->s_ivd_ctl_getstatus_op_t.u4_size
    540                                     != sizeof(ihevcd_cxa_ctl_getstatus_op_t)) &&
    541                        (ps_op->s_ivd_ctl_getstatus_op_t.u4_size
    542                                     != sizeof(ivd_ctl_getstatus_op_t)))
    543                     {
    544                         ps_op->s_ivd_ctl_getstatus_op_t.u4_error_code |= 1
    545                                         << IVD_UNSUPPORTEDPARAM;
    546                         ps_op->s_ivd_ctl_getstatus_op_t.u4_error_code |=
    547                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    548                         return IV_FAIL;
    549                     }
    550                 }
    551                     break;
    552 
    553                 case IVD_CMD_CTL_GETBUFINFO:
    554                 {
    555                     ihevcd_cxa_ctl_getbufinfo_ip_t *ps_ip;
    556                     ihevcd_cxa_ctl_getbufinfo_op_t *ps_op;
    557                     ps_ip = (ihevcd_cxa_ctl_getbufinfo_ip_t *)pv_api_ip;
    558                     ps_op = (ihevcd_cxa_ctl_getbufinfo_op_t *)pv_api_op;
    559 
    560                     if(ps_ip->s_ivd_ctl_getbufinfo_ip_t.u4_size
    561                                     != sizeof(ihevcd_cxa_ctl_getbufinfo_ip_t))
    562                     {
    563                         ps_op->s_ivd_ctl_getbufinfo_op_t.u4_error_code |= 1
    564                                         << IVD_UNSUPPORTEDPARAM;
    565                         ps_op->s_ivd_ctl_getbufinfo_op_t.u4_error_code |=
    566                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    567                         return IV_FAIL;
    568                     }
    569                     if(ps_op->s_ivd_ctl_getbufinfo_op_t.u4_size
    570                                     != sizeof(ihevcd_cxa_ctl_getbufinfo_op_t))
    571                     {
    572                         ps_op->s_ivd_ctl_getbufinfo_op_t.u4_error_code |= 1
    573                                         << IVD_UNSUPPORTEDPARAM;
    574                         ps_op->s_ivd_ctl_getbufinfo_op_t.u4_error_code |=
    575                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    576                         return IV_FAIL;
    577                     }
    578                 }
    579                     break;
    580 
    581                 case IVD_CMD_CTL_GETVERSION:
    582                 {
    583                     ihevcd_cxa_ctl_getversioninfo_ip_t *ps_ip;
    584                     ihevcd_cxa_ctl_getversioninfo_op_t *ps_op;
    585                     ps_ip = (ihevcd_cxa_ctl_getversioninfo_ip_t *)pv_api_ip;
    586                     ps_op = (ihevcd_cxa_ctl_getversioninfo_op_t *)pv_api_op;
    587                     if(ps_ip->s_ivd_ctl_getversioninfo_ip_t.u4_size
    588                                     != sizeof(ihevcd_cxa_ctl_getversioninfo_ip_t))
    589                     {
    590                         ps_op->s_ivd_ctl_getversioninfo_op_t.u4_error_code |= 1
    591                                         << IVD_UNSUPPORTEDPARAM;
    592                         ps_op->s_ivd_ctl_getversioninfo_op_t.u4_error_code |=
    593                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    594                         return IV_FAIL;
    595                     }
    596                     if(ps_op->s_ivd_ctl_getversioninfo_op_t.u4_size
    597                                     != sizeof(ihevcd_cxa_ctl_getversioninfo_op_t))
    598                     {
    599                         ps_op->s_ivd_ctl_getversioninfo_op_t.u4_error_code |= 1
    600                                         << IVD_UNSUPPORTEDPARAM;
    601                         ps_op->s_ivd_ctl_getversioninfo_op_t.u4_error_code |=
    602                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    603                         return IV_FAIL;
    604                     }
    605                 }
    606                     break;
    607 
    608                 case IVD_CMD_CTL_FLUSH:
    609                 {
    610                     ihevcd_cxa_ctl_flush_ip_t *ps_ip;
    611                     ihevcd_cxa_ctl_flush_op_t *ps_op;
    612                     ps_ip = (ihevcd_cxa_ctl_flush_ip_t *)pv_api_ip;
    613                     ps_op = (ihevcd_cxa_ctl_flush_op_t *)pv_api_op;
    614                     if(ps_ip->s_ivd_ctl_flush_ip_t.u4_size
    615                                     != sizeof(ihevcd_cxa_ctl_flush_ip_t))
    616                     {
    617                         ps_op->s_ivd_ctl_flush_op_t.u4_error_code |= 1
    618                                         << IVD_UNSUPPORTEDPARAM;
    619                         ps_op->s_ivd_ctl_flush_op_t.u4_error_code |=
    620                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    621                         return IV_FAIL;
    622                     }
    623                     if(ps_op->s_ivd_ctl_flush_op_t.u4_size
    624                                     != sizeof(ihevcd_cxa_ctl_flush_op_t))
    625                     {
    626                         ps_op->s_ivd_ctl_flush_op_t.u4_error_code |= 1
    627                                         << IVD_UNSUPPORTEDPARAM;
    628                         ps_op->s_ivd_ctl_flush_op_t.u4_error_code |=
    629                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    630                         return IV_FAIL;
    631                     }
    632                 }
    633                     break;
    634 
    635                 case IVD_CMD_CTL_RESET:
    636                 {
    637                     ihevcd_cxa_ctl_reset_ip_t *ps_ip;
    638                     ihevcd_cxa_ctl_reset_op_t *ps_op;
    639                     ps_ip = (ihevcd_cxa_ctl_reset_ip_t *)pv_api_ip;
    640                     ps_op = (ihevcd_cxa_ctl_reset_op_t *)pv_api_op;
    641                     if(ps_ip->s_ivd_ctl_reset_ip_t.u4_size
    642                                     != sizeof(ihevcd_cxa_ctl_reset_ip_t))
    643                     {
    644                         ps_op->s_ivd_ctl_reset_op_t.u4_error_code |= 1
    645                                         << IVD_UNSUPPORTEDPARAM;
    646                         ps_op->s_ivd_ctl_reset_op_t.u4_error_code |=
    647                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    648                         return IV_FAIL;
    649                     }
    650                     if(ps_op->s_ivd_ctl_reset_op_t.u4_size
    651                                     != sizeof(ihevcd_cxa_ctl_reset_op_t))
    652                     {
    653                         ps_op->s_ivd_ctl_reset_op_t.u4_error_code |= 1
    654                                         << IVD_UNSUPPORTEDPARAM;
    655                         ps_op->s_ivd_ctl_reset_op_t.u4_error_code |=
    656                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    657                         return IV_FAIL;
    658                     }
    659                 }
    660                     break;
    661                 case IHEVCD_CXA_CMD_CTL_DEGRADE:
    662                 {
    663                     ihevcd_cxa_ctl_degrade_ip_t *ps_ip;
    664                     ihevcd_cxa_ctl_degrade_op_t *ps_op;
    665 
    666                     ps_ip = (ihevcd_cxa_ctl_degrade_ip_t *)pv_api_ip;
    667                     ps_op = (ihevcd_cxa_ctl_degrade_op_t *)pv_api_op;
    668 
    669                     if(ps_ip->u4_size
    670                                     != sizeof(ihevcd_cxa_ctl_degrade_ip_t))
    671                     {
    672                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    673                         ps_op->u4_error_code |=
    674                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    675                         return IV_FAIL;
    676                     }
    677 
    678                     if(ps_op->u4_size
    679                                     != sizeof(ihevcd_cxa_ctl_degrade_op_t))
    680                     {
    681                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    682                         ps_op->u4_error_code |=
    683                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    684                         return IV_FAIL;
    685                     }
    686 
    687                     if((ps_ip->i4_degrade_pics < 0) ||
    688                        (ps_ip->i4_degrade_pics > 4) ||
    689                        (ps_ip->i4_nondegrade_interval < 0) ||
    690                        (ps_ip->i4_degrade_type < 0) ||
    691                        (ps_ip->i4_degrade_type > 15))
    692                     {
    693                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    694                         return IV_FAIL;
    695                     }
    696 
    697                     break;
    698                 }
    699 
    700                 case IHEVCD_CXA_CMD_CTL_GET_BUFFER_DIMENSIONS:
    701                 {
    702                     ihevcd_cxa_ctl_get_frame_dimensions_ip_t *ps_ip;
    703                     ihevcd_cxa_ctl_get_frame_dimensions_op_t *ps_op;
    704 
    705                     ps_ip =
    706                                     (ihevcd_cxa_ctl_get_frame_dimensions_ip_t *)pv_api_ip;
    707                     ps_op =
    708                                     (ihevcd_cxa_ctl_get_frame_dimensions_op_t *)pv_api_op;
    709 
    710                     if(ps_ip->u4_size
    711                                     != sizeof(ihevcd_cxa_ctl_get_frame_dimensions_ip_t))
    712                     {
    713                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    714                         ps_op->u4_error_code |=
    715                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    716                         return IV_FAIL;
    717                     }
    718 
    719                     if(ps_op->u4_size
    720                                     != sizeof(ihevcd_cxa_ctl_get_frame_dimensions_op_t))
    721                     {
    722                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    723                         ps_op->u4_error_code |=
    724                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    725                         return IV_FAIL;
    726                     }
    727 
    728                     break;
    729                 }
    730 
    731                 case IHEVCD_CXA_CMD_CTL_GET_VUI_PARAMS:
    732                 {
    733                     ihevcd_cxa_ctl_get_vui_params_ip_t *ps_ip;
    734                     ihevcd_cxa_ctl_get_vui_params_op_t *ps_op;
    735 
    736                     ps_ip =
    737                                     (ihevcd_cxa_ctl_get_vui_params_ip_t *)pv_api_ip;
    738                     ps_op =
    739                                     (ihevcd_cxa_ctl_get_vui_params_op_t *)pv_api_op;
    740 
    741                     if(ps_ip->u4_size
    742                                     != sizeof(ihevcd_cxa_ctl_get_vui_params_ip_t))
    743                     {
    744                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    745                         ps_op->u4_error_code |=
    746                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    747                         return IV_FAIL;
    748                     }
    749 
    750                     if(ps_op->u4_size
    751                                     != sizeof(ihevcd_cxa_ctl_get_vui_params_op_t))
    752                     {
    753                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    754                         ps_op->u4_error_code |=
    755                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    756                         return IV_FAIL;
    757                     }
    758 
    759                     break;
    760                 }
    761                 case IHEVCD_CXA_CMD_CTL_GET_SEI_MASTERING_PARAMS:
    762                 {
    763                     ihevcd_cxa_ctl_get_sei_mastering_params_ip_t *ps_ip;
    764                     ihevcd_cxa_ctl_get_sei_mastering_params_op_t *ps_op;
    765 
    766                     ps_ip = (ihevcd_cxa_ctl_get_sei_mastering_params_ip_t *)pv_api_ip;
    767                     ps_op = (ihevcd_cxa_ctl_get_sei_mastering_params_op_t *)pv_api_op;
    768 
    769                     if(ps_ip->u4_size
    770                                     != sizeof(ihevcd_cxa_ctl_get_sei_mastering_params_ip_t))
    771                     {
    772                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    773                         ps_op->u4_error_code |=
    774                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    775                         return IV_FAIL;
    776                     }
    777 
    778                     if(ps_op->u4_size
    779                                     != sizeof(ihevcd_cxa_ctl_get_sei_mastering_params_op_t))
    780                     {
    781                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    782                         ps_op->u4_error_code |=
    783                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    784                         return IV_FAIL;
    785                     }
    786 
    787                     break;
    788                 }
    789                 case IHEVCD_CXA_CMD_CTL_SET_NUM_CORES:
    790                 {
    791                     ihevcd_cxa_ctl_set_num_cores_ip_t *ps_ip;
    792                     ihevcd_cxa_ctl_set_num_cores_op_t *ps_op;
    793 
    794                     ps_ip = (ihevcd_cxa_ctl_set_num_cores_ip_t *)pv_api_ip;
    795                     ps_op = (ihevcd_cxa_ctl_set_num_cores_op_t *)pv_api_op;
    796 
    797                     if(ps_ip->u4_size
    798                                     != sizeof(ihevcd_cxa_ctl_set_num_cores_ip_t))
    799                     {
    800                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    801                         ps_op->u4_error_code |=
    802                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    803                         return IV_FAIL;
    804                     }
    805 
    806                     if(ps_op->u4_size
    807                                     != sizeof(ihevcd_cxa_ctl_set_num_cores_op_t))
    808                     {
    809                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    810                         ps_op->u4_error_code |=
    811                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    812                         return IV_FAIL;
    813                     }
    814 
    815 #ifdef MULTICORE
    816                     if((ps_ip->u4_num_cores < 1) || (ps_ip->u4_num_cores > MAX_NUM_CORES))
    817 #else
    818                     if(ps_ip->u4_num_cores != 1)
    819 #endif
    820                         {
    821                             ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    822                             return IV_FAIL;
    823                         }
    824                     break;
    825                 }
    826                 case IHEVCD_CXA_CMD_CTL_SET_PROCESSOR:
    827                 {
    828                     ihevcd_cxa_ctl_set_processor_ip_t *ps_ip;
    829                     ihevcd_cxa_ctl_set_processor_op_t *ps_op;
    830 
    831                     ps_ip = (ihevcd_cxa_ctl_set_processor_ip_t *)pv_api_ip;
    832                     ps_op = (ihevcd_cxa_ctl_set_processor_op_t *)pv_api_op;
    833 
    834                     if(ps_ip->u4_size
    835                                     != sizeof(ihevcd_cxa_ctl_set_processor_ip_t))
    836                     {
    837                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    838                         ps_op->u4_error_code |=
    839                                         IVD_IP_API_STRUCT_SIZE_INCORRECT;
    840                         return IV_FAIL;
    841                     }
    842 
    843                     if(ps_op->u4_size
    844                                     != sizeof(ihevcd_cxa_ctl_set_processor_op_t))
    845                     {
    846                         ps_op->u4_error_code |= 1 << IVD_UNSUPPORTEDPARAM;
    847                         ps_op->u4_error_code |=
    848                                         IVD_OP_API_STRUCT_SIZE_INCORRECT;
    849                         return IV_FAIL;
    850                     }
    851 
    852                     break;
    853                 }
    854                 default:
    855                     *(pu4_api_op + 1) |= 1 << IVD_UNSUPPORTEDPARAM;
    856                     *(pu4_api_op + 1) |= IVD_UNSUPPORTED_API_CMD;
    857                     return IV_FAIL;
    858             }
    859         }
    860             break;
    861         default:
    862             *(pu4_api_op + 1) |= 1 << IVD_UNSUPPORTEDPARAM;
    863             *(pu4_api_op + 1) |= IVD_UNSUPPORTED_API_CMD;
    864             return IV_FAIL;
    865     }
    866 
    867     return IV_SUCCESS;
    868 }
    869 
    870 
    871 /**
    872 *******************************************************************************
    873 *
    874 * @brief
    875 *  Sets default dynamic parameters
    876 *
    877 * @par Description:
    878 *  Sets default dynamic parameters. Will be called in ihevcd_init() to ensure
    879 * that even if set_params is not called, codec  continues to work
    880 *
    881 * @param[in] ps_codec_obj
    882 *  Pointer to codec object at API level
    883 *
    884 * @param[in] pv_api_ip
    885 *  Pointer to input argument structure
    886 *
    887 * @param[out] pv_api_op
    888 *  Pointer to output argument structure
    889 *
    890 * @returns  Status
    891 *
    892 * @remarks
    893 *
    894 *
    895 *******************************************************************************
    896 */
    897 WORD32 ihevcd_set_default_params(codec_t *ps_codec)
    898 {
    899 
    900     WORD32 ret = IV_SUCCESS;
    901 
    902     ps_codec->e_pic_skip_mode = IVD_SKIP_NONE;
    903     ps_codec->i4_strd = 0;
    904     ps_codec->i4_disp_strd = 0;
    905     ps_codec->i4_header_mode = 0;
    906     ps_codec->e_pic_out_order = IVD_DISPLAY_FRAME_OUT;
    907     return ret;
    908 }
    909 
    910 void ihevcd_update_function_ptr(codec_t *ps_codec)
    911 {
    912 
    913     /* Init inter pred function array */
    914     ps_codec->apf_inter_pred[0] = NULL;
    915     ps_codec->apf_inter_pred[1] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_copy_fptr;
    916     ps_codec->apf_inter_pred[2] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_vert_fptr;
    917     ps_codec->apf_inter_pred[3] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_horz_fptr;
    918     ps_codec->apf_inter_pred[4] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_horz_w16out_fptr;
    919     ps_codec->apf_inter_pred[5] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_copy_w16out_fptr;
    920     ps_codec->apf_inter_pred[6] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_vert_w16out_fptr;
    921     ps_codec->apf_inter_pred[7] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_horz_w16out_fptr;
    922     ps_codec->apf_inter_pred[8] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_horz_w16out_fptr;
    923     ps_codec->apf_inter_pred[9] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_vert_w16inp_fptr;
    924     ps_codec->apf_inter_pred[10] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_luma_vert_w16inp_w16out_fptr;
    925     ps_codec->apf_inter_pred[11] = NULL;
    926     ps_codec->apf_inter_pred[12] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_copy_fptr;
    927     ps_codec->apf_inter_pred[13] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_vert_fptr;
    928     ps_codec->apf_inter_pred[14] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_horz_fptr;
    929     ps_codec->apf_inter_pred[15] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_horz_w16out_fptr;
    930     ps_codec->apf_inter_pred[16] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_copy_w16out_fptr;
    931     ps_codec->apf_inter_pred[17] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_vert_w16out_fptr;
    932     ps_codec->apf_inter_pred[18] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_horz_w16out_fptr;
    933     ps_codec->apf_inter_pred[19] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_horz_w16out_fptr;
    934     ps_codec->apf_inter_pred[20] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_vert_w16inp_fptr;
    935     ps_codec->apf_inter_pred[21] = (pf_inter_pred)ps_codec->s_func_selector.ihevc_inter_pred_chroma_vert_w16inp_w16out_fptr;
    936 
    937     /* Init intra pred function array */
    938     ps_codec->apf_intra_pred_luma[0] = (pf_intra_pred)NULL;
    939     ps_codec->apf_intra_pred_luma[1] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_planar_fptr;
    940     ps_codec->apf_intra_pred_luma[2] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_dc_fptr;
    941     ps_codec->apf_intra_pred_luma[3] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_mode2_fptr;
    942     ps_codec->apf_intra_pred_luma[4] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_mode_3_to_9_fptr;
    943     ps_codec->apf_intra_pred_luma[5] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_horz_fptr;
    944     ps_codec->apf_intra_pred_luma[6] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_mode_11_to_17_fptr;
    945     ps_codec->apf_intra_pred_luma[7] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_mode_18_34_fptr;
    946     ps_codec->apf_intra_pred_luma[8] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_mode_19_to_25_fptr;
    947     ps_codec->apf_intra_pred_luma[9] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_ver_fptr;
    948     ps_codec->apf_intra_pred_luma[10] =  (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_luma_mode_27_to_33_fptr;
    949 
    950     ps_codec->apf_intra_pred_chroma[0] = (pf_intra_pred)NULL;
    951     ps_codec->apf_intra_pred_chroma[1] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_planar_fptr;
    952     ps_codec->apf_intra_pred_chroma[2] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_dc_fptr;
    953     ps_codec->apf_intra_pred_chroma[3] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_mode2_fptr;
    954     ps_codec->apf_intra_pred_chroma[4] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_mode_3_to_9_fptr;
    955     ps_codec->apf_intra_pred_chroma[5] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_horz_fptr;
    956     ps_codec->apf_intra_pred_chroma[6] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_mode_11_to_17_fptr;
    957     ps_codec->apf_intra_pred_chroma[7] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_mode_18_34_fptr;
    958     ps_codec->apf_intra_pred_chroma[8] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_mode_19_to_25_fptr;
    959     ps_codec->apf_intra_pred_chroma[9] =  (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_ver_fptr;
    960     ps_codec->apf_intra_pred_chroma[10] = (pf_intra_pred)ps_codec->s_func_selector.ihevc_intra_pred_chroma_mode_27_to_33_fptr;
    961 
    962     /* Init itrans_recon function array */
    963     ps_codec->apf_itrans_recon[0] = (pf_itrans_recon)ps_codec->s_func_selector.ihevc_itrans_recon_4x4_ttype1_fptr;
    964     ps_codec->apf_itrans_recon[1] = (pf_itrans_recon)ps_codec->s_func_selector.ihevc_itrans_recon_4x4_fptr;
    965     ps_codec->apf_itrans_recon[2] = (pf_itrans_recon)ps_codec->s_func_selector.ihevc_itrans_recon_8x8_fptr;
    966     ps_codec->apf_itrans_recon[3] = (pf_itrans_recon)ps_codec->s_func_selector.ihevc_itrans_recon_16x16_fptr;
    967     ps_codec->apf_itrans_recon[4] = (pf_itrans_recon)ps_codec->s_func_selector.ihevc_itrans_recon_32x32_fptr;
    968     ps_codec->apf_itrans_recon[5] = (pf_itrans_recon)ps_codec->s_func_selector.ihevc_chroma_itrans_recon_4x4_fptr;
    969     ps_codec->apf_itrans_recon[6] = (pf_itrans_recon)ps_codec->s_func_selector.ihevc_chroma_itrans_recon_8x8_fptr;
    970     ps_codec->apf_itrans_recon[7] = (pf_itrans_recon)ps_codec->s_func_selector.ihevc_chroma_itrans_recon_16x16_fptr;
    971 
    972     /* Init recon function array */
    973     ps_codec->apf_recon[0] = (pf_recon)ps_codec->s_func_selector.ihevc_recon_4x4_ttype1_fptr;
    974     ps_codec->apf_recon[1] = (pf_recon)ps_codec->s_func_selector.ihevc_recon_4x4_fptr;
    975     ps_codec->apf_recon[2] = (pf_recon)ps_codec->s_func_selector.ihevc_recon_8x8_fptr;
    976     ps_codec->apf_recon[3] = (pf_recon)ps_codec->s_func_selector.ihevc_recon_16x16_fptr;
    977     ps_codec->apf_recon[4] = (pf_recon)ps_codec->s_func_selector.ihevc_recon_32x32_fptr;
    978     ps_codec->apf_recon[5] = (pf_recon)ps_codec->s_func_selector.ihevc_chroma_recon_4x4_fptr;
    979     ps_codec->apf_recon[6] = (pf_recon)ps_codec->s_func_selector.ihevc_chroma_recon_8x8_fptr;
    980     ps_codec->apf_recon[7] = (pf_recon)ps_codec->s_func_selector.ihevc_chroma_recon_16x16_fptr;
    981 
    982     /* Init itrans_recon_dc function array */
    983     ps_codec->apf_itrans_recon_dc[0] = (pf_itrans_recon_dc)ps_codec->s_func_selector.ihevcd_itrans_recon_dc_luma_fptr;
    984     ps_codec->apf_itrans_recon_dc[1] = (pf_itrans_recon_dc)ps_codec->s_func_selector.ihevcd_itrans_recon_dc_chroma_fptr;
    985 
    986     /* Init sao function array */
    987     ps_codec->apf_sao_luma[0] = (pf_sao_luma)ps_codec->s_func_selector.ihevc_sao_edge_offset_class0_fptr;
    988     ps_codec->apf_sao_luma[1] = (pf_sao_luma)ps_codec->s_func_selector.ihevc_sao_edge_offset_class1_fptr;
    989     ps_codec->apf_sao_luma[2] = (pf_sao_luma)ps_codec->s_func_selector.ihevc_sao_edge_offset_class2_fptr;
    990     ps_codec->apf_sao_luma[3] = (pf_sao_luma)ps_codec->s_func_selector.ihevc_sao_edge_offset_class3_fptr;
    991 
    992     ps_codec->apf_sao_chroma[0] = (pf_sao_chroma)ps_codec->s_func_selector.ihevc_sao_edge_offset_class0_chroma_fptr;
    993     ps_codec->apf_sao_chroma[1] = (pf_sao_chroma)ps_codec->s_func_selector.ihevc_sao_edge_offset_class1_chroma_fptr;
    994     ps_codec->apf_sao_chroma[2] = (pf_sao_chroma)ps_codec->s_func_selector.ihevc_sao_edge_offset_class2_chroma_fptr;
    995     ps_codec->apf_sao_chroma[3] = (pf_sao_chroma)ps_codec->s_func_selector.ihevc_sao_edge_offset_class3_chroma_fptr;
    996 }
    997 /**
    998 *******************************************************************************
    999 *
   1000 * @brief
   1001 *  Initialize the context. This will be called by  create and during
   1002 * reset
   1003 *
   1004 * @par Description:
   1005 *  Initializes the context
   1006 *
   1007 * @param[in] ps_codec
   1008 *  Codec context pointer
   1009 *
   1010 * @returns  Status
   1011 *
   1012 * @remarks
   1013 *
   1014 *
   1015 *******************************************************************************
   1016 */
   1017 WORD32 ihevcd_init(codec_t *ps_codec)
   1018 {
   1019     WORD32 status = IV_SUCCESS;
   1020     WORD32 i;
   1021 
   1022     /* Free any dynamic buffers that are allocated */
   1023     ihevcd_free_dynamic_bufs(ps_codec);
   1024 
   1025     ps_codec->u4_allocate_dynamic_done = 0;
   1026     ps_codec->i4_num_disp_bufs = 1;
   1027     ps_codec->i4_flush_mode = 0;
   1028 
   1029     ps_codec->i4_ht = ps_codec->i4_disp_ht = 0;
   1030     ps_codec->i4_wd = ps_codec->i4_disp_wd = 0;
   1031     ps_codec->i4_strd = 0;
   1032     ps_codec->i4_disp_strd = 0;
   1033     ps_codec->i4_num_cores = 1;
   1034 
   1035     ps_codec->u4_pic_cnt = 0;
   1036     ps_codec->u4_disp_cnt = 0;
   1037 
   1038     ps_codec->i4_header_mode = 0;
   1039     ps_codec->i4_header_in_slice_mode = 0;
   1040     ps_codec->i4_sps_done = 0;
   1041     ps_codec->i4_pps_done = 0;
   1042     ps_codec->i4_init_done   = 1;
   1043     ps_codec->i4_first_pic_done = 0;
   1044     ps_codec->s_parse.i4_first_pic_init = 0;
   1045     ps_codec->i4_error_code = 0;
   1046     ps_codec->i4_reset_flag = 0;
   1047     ps_codec->i4_cra_as_first_pic = 1;
   1048     ps_codec->i4_rasl_output_flag = 0;
   1049 
   1050     ps_codec->i4_prev_poc_msb = 0;
   1051     ps_codec->i4_prev_poc_lsb = -1;
   1052     ps_codec->i4_max_prev_poc_lsb = -1;
   1053     ps_codec->s_parse.i4_abs_pic_order_cnt = -1;
   1054 
   1055     /* Set ref chroma format by default to 420SP UV interleaved */
   1056     ps_codec->e_ref_chroma_fmt = IV_YUV_420SP_UV;
   1057 
   1058     /* If the codec is in shared mode and required format is 420 SP VU interleaved then change
   1059      * reference buffers chroma format
   1060      */
   1061     if(IV_YUV_420SP_VU == ps_codec->e_chroma_fmt)
   1062     {
   1063         ps_codec->e_ref_chroma_fmt = IV_YUV_420SP_VU;
   1064     }
   1065 
   1066 
   1067 
   1068     ps_codec->i4_disable_deblk_pic = 0;
   1069 
   1070     ps_codec->i4_degrade_pic_cnt    = 0;
   1071     ps_codec->i4_degrade_pics       = 0;
   1072     ps_codec->i4_degrade_type       = 0;
   1073     ps_codec->i4_disable_sao_pic    = 0;
   1074     ps_codec->i4_fullpel_inter_pred = 0;
   1075     ps_codec->u4_enable_fmt_conv_ahead = 0;
   1076     ps_codec->i4_share_disp_buf_cnt = 0;
   1077 
   1078     {
   1079         sps_t *ps_sps = ps_codec->ps_sps_base;
   1080         pps_t *ps_pps = ps_codec->ps_pps_base;
   1081 
   1082         for(i = 0; i < MAX_SPS_CNT; i++)
   1083         {
   1084             ps_sps->i1_sps_valid = 0;
   1085             ps_sps++;
   1086         }
   1087 
   1088         for(i = 0; i < MAX_PPS_CNT; i++)
   1089         {
   1090             ps_pps->i1_pps_valid = 0;
   1091             ps_pps++;
   1092         }
   1093     }
   1094 
   1095     ihevcd_set_default_params(ps_codec);
   1096     /* Initialize MV Bank buffer manager */
   1097     ihevc_buf_mgr_init((buf_mgr_t *)ps_codec->pv_mv_buf_mgr);
   1098 
   1099     /* Initialize Picture buffer manager */
   1100     ihevc_buf_mgr_init((buf_mgr_t *)ps_codec->pv_pic_buf_mgr);
   1101 
   1102     ps_codec->ps_pic_buf = (pic_buf_t *)ps_codec->pv_pic_buf_base;
   1103 
   1104     memset(ps_codec->ps_pic_buf, 0, BUF_MGR_MAX_CNT  * sizeof(pic_buf_t));
   1105 
   1106 
   1107 
   1108     /* Initialize display buffer manager */
   1109     ihevc_disp_mgr_init((disp_mgr_t *)ps_codec->pv_disp_buf_mgr);
   1110 
   1111     /* Initialize dpb manager */
   1112     ihevc_dpb_mgr_init((dpb_mgr_t *)ps_codec->pv_dpb_mgr);
   1113 
   1114     ps_codec->e_processor_soc = SOC_GENERIC;
   1115     /* The following can be over-ridden using soc parameter as a hack */
   1116     ps_codec->u4_nctb = 0x7FFFFFFF;
   1117     ihevcd_init_arch(ps_codec);
   1118 
   1119     ihevcd_init_function_ptr(ps_codec);
   1120 
   1121     ihevcd_update_function_ptr(ps_codec);
   1122 
   1123     return status;
   1124 }
   1125 
   1126 /**
   1127 *******************************************************************************
   1128 *
   1129 * @brief
   1130 *  Allocate static memory for the codec
   1131 *
   1132 * @par Description:
   1133 *  Allocates static memory for the codec
   1134 *
   1135 * @param[in] pv_api_ip
   1136 *  Pointer to input argument structure
   1137 *
   1138 * @param[out] pv_api_op
   1139 *  Pointer to output argument structure
   1140 *
   1141 * @returns  Status
   1142 *
   1143 * @remarks
   1144 *
   1145 *
   1146 *******************************************************************************
   1147 */
   1148 WORD32 ihevcd_allocate_static_bufs(iv_obj_t **pps_codec_obj,
   1149                                    ihevcd_cxa_create_ip_t *ps_create_ip,
   1150                                    ihevcd_cxa_create_op_t *ps_create_op)
   1151 {
   1152     WORD32 size;
   1153     void *pv_buf;
   1154     UWORD8 *pu1_buf;
   1155     WORD32 i;
   1156     codec_t *ps_codec;
   1157     IV_API_CALL_STATUS_T status = IV_SUCCESS;
   1158     void *(*pf_aligned_alloc)(void *pv_mem_ctxt, WORD32 alignment, WORD32 size);
   1159     void (*pf_aligned_free)(void *pv_mem_ctxt, void *pv_buf);
   1160     void *pv_mem_ctxt;
   1161 
   1162     /* Request memory for HEVCD object */
   1163     ps_create_op->s_ivd_create_op_t.pv_handle = NULL;
   1164 
   1165     pf_aligned_alloc = ps_create_ip->s_ivd_create_ip_t.pf_aligned_alloc;
   1166     pf_aligned_free = ps_create_ip->s_ivd_create_ip_t.pf_aligned_free;
   1167     pv_mem_ctxt  = ps_create_ip->s_ivd_create_ip_t.pv_mem_ctxt;
   1168 
   1169 
   1170     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, sizeof(iv_obj_t));
   1171     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1172     *pps_codec_obj = (iv_obj_t *)pv_buf;
   1173     ps_create_op->s_ivd_create_op_t.pv_handle = *pps_codec_obj;
   1174 
   1175 
   1176     (*pps_codec_obj)->pv_codec_handle = NULL;
   1177     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, sizeof(codec_t));
   1178     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1179     (*pps_codec_obj)->pv_codec_handle = (codec_t *)pv_buf;
   1180     ps_codec = (codec_t *)pv_buf;
   1181 
   1182     memset(ps_codec, 0, sizeof(codec_t));
   1183 
   1184 #ifndef LOGO_EN
   1185     ps_codec->i4_share_disp_buf = ps_create_ip->s_ivd_create_ip_t.u4_share_disp_buf;
   1186 #else
   1187     ps_codec->i4_share_disp_buf = 0;
   1188 #endif
   1189 
   1190     /* Shared display mode is supported only for 420SP and 420P formats */
   1191     if((ps_create_ip->s_ivd_create_ip_t.e_output_format != IV_YUV_420P) &&
   1192        (ps_create_ip->s_ivd_create_ip_t.e_output_format != IV_YUV_420SP_UV) &&
   1193        (ps_create_ip->s_ivd_create_ip_t.e_output_format != IV_YUV_420SP_VU))
   1194     {
   1195         ps_codec->i4_share_disp_buf = 0;
   1196     }
   1197 
   1198     ps_codec->e_chroma_fmt = ps_create_ip->s_ivd_create_ip_t.e_output_format;
   1199 
   1200     ps_codec->pf_aligned_alloc = pf_aligned_alloc;
   1201     ps_codec->pf_aligned_free = pf_aligned_free;
   1202     ps_codec->pv_mem_ctxt = pv_mem_ctxt;
   1203 
   1204     /* Request memory to hold thread handles for each processing thread */
   1205     size = MAX_PROCESS_THREADS * ithread_get_handle_size();
   1206     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1207     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1208 
   1209     for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1210     {
   1211         WORD32 handle_size = ithread_get_handle_size();
   1212         ps_codec->apv_process_thread_handle[i] =
   1213                         (UWORD8 *)pv_buf + (i * handle_size);
   1214     }
   1215 
   1216     /* Request memory for static bitstream buffer which holds bitstream after emulation prevention */
   1217     size = MIN_BITSBUF_SIZE;
   1218     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1219     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1220     ps_codec->pu1_bitsbuf_static = pv_buf;
   1221     ps_codec->u4_bitsbuf_size_static = size;
   1222 
   1223     /* size for holding display manager context */
   1224     size = sizeof(buf_mgr_t);
   1225     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1226     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1227     ps_codec->pv_disp_buf_mgr = pv_buf;
   1228 
   1229     /* size for holding dpb manager context */
   1230     size = sizeof(dpb_mgr_t);
   1231     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1232     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1233     ps_codec->pv_dpb_mgr = pv_buf;
   1234 
   1235     /* size for holding buffer manager context */
   1236     size = sizeof(buf_mgr_t);
   1237     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1238     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1239     ps_codec->pv_pic_buf_mgr = pv_buf;
   1240 
   1241     /* size for holding mv buffer manager context */
   1242     size = sizeof(buf_mgr_t);
   1243     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1244     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1245     ps_codec->pv_mv_buf_mgr = pv_buf;
   1246 
   1247     size = MAX_VPS_CNT * sizeof(vps_t);
   1248     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1249     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1250     ps_codec->ps_vps_base = pv_buf;
   1251     ps_codec->s_parse.ps_vps_base = ps_codec->ps_vps_base;
   1252 
   1253     size = MAX_SPS_CNT * sizeof(sps_t);
   1254     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1255     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1256     ps_codec->ps_sps_base = pv_buf;
   1257     ps_codec->s_parse.ps_sps_base = ps_codec->ps_sps_base;
   1258 
   1259     size = MAX_PPS_CNT * sizeof(pps_t);
   1260     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1261     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1262     ps_codec->ps_pps_base = pv_buf;
   1263     ps_codec->s_parse.ps_pps_base = ps_codec->ps_pps_base;
   1264 
   1265     size = MAX_SLICE_HDR_CNT * sizeof(slice_header_t);
   1266     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1267     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1268     memset(pv_buf, 0, size);
   1269     ps_codec->ps_slice_hdr_base = (slice_header_t *)pv_buf;
   1270     ps_codec->s_parse.ps_slice_hdr_base = ps_codec->ps_slice_hdr_base;
   1271 
   1272 
   1273     SCALING_MAT_SIZE(size)
   1274     size = (MAX_SPS_CNT + MAX_PPS_CNT) * size * sizeof(WORD16);
   1275     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1276     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1277     ps_codec->pi2_scaling_mat = (WORD16 *)pv_buf;
   1278 
   1279 
   1280     /* Size for holding pic_buf_t for each reference picture
   1281      * Since this is only a structure allocation and not actual buffer allocation,
   1282      * it is allocated for BUF_MGR_MAX_CNT entries
   1283      */
   1284     size = BUF_MGR_MAX_CNT * sizeof(pic_buf_t);
   1285     pv_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1286     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1287     ps_codec->pv_pic_buf_base = (UWORD8 *)pv_buf;
   1288 
   1289     /* TO hold scratch buffers needed for each SAO context */
   1290     size = 4 * MAX_CTB_SIZE * MAX_CTB_SIZE;
   1291 
   1292     /* 2 temporary buffers*/
   1293     size *= 2;
   1294     size *= MAX_PROCESS_THREADS;
   1295 
   1296     pu1_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1297     RETURN_IF((NULL == pu1_buf), IV_FAIL);
   1298 
   1299     for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1300     {
   1301         ps_codec->as_process[i].s_sao_ctxt.pu1_tmp_buf_luma = (UWORD8 *)pu1_buf;
   1302         pu1_buf += 4 * MAX_CTB_SIZE * MAX_CTB_SIZE * sizeof(UWORD8);
   1303 
   1304         ps_codec->as_process[i].s_sao_ctxt.pu1_tmp_buf_chroma = (UWORD8 *)pu1_buf;
   1305         pu1_buf += 4 * MAX_CTB_SIZE * MAX_CTB_SIZE * sizeof(UWORD8);
   1306     }
   1307 
   1308     /* Allocate intra pred modes buffer */
   1309     /* 8 bits per 4x4 */
   1310     /* 16 bytes each for top and left 64 pixels and 16 bytes for default mode */
   1311     size =  3 * 16 * sizeof(UWORD8);
   1312     pu1_buf = pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1313     RETURN_IF((NULL == pu1_buf), IV_FAIL);
   1314     ps_codec->s_parse.pu1_luma_intra_pred_mode_left = pu1_buf;
   1315     ps_codec->s_parse.pu1_luma_intra_pred_mode_top  = pu1_buf + 16;
   1316 
   1317     {
   1318         WORD32 inter_pred_tmp_buf_size, ntaps_luma;
   1319         WORD32 pic_pu_idx_map_size;
   1320 
   1321         /* Max inter pred size */
   1322         ntaps_luma = 8;
   1323         inter_pred_tmp_buf_size = sizeof(WORD16) * (MAX_CTB_SIZE + ntaps_luma) * MAX_CTB_SIZE;
   1324 
   1325         inter_pred_tmp_buf_size = ALIGN64(inter_pred_tmp_buf_size);
   1326 
   1327         /* To hold pu_index w.r.t. frame level pu_t array for a CTB */
   1328         pic_pu_idx_map_size = sizeof(WORD32) * (18 * 18);
   1329         pic_pu_idx_map_size = ALIGN64(pic_pu_idx_map_size);
   1330 
   1331         size =  inter_pred_tmp_buf_size * 2;
   1332         size += pic_pu_idx_map_size;
   1333         size *= MAX_PROCESS_THREADS;
   1334 
   1335         pu1_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1336         RETURN_IF((NULL == pu1_buf), IV_FAIL);
   1337         memset(pu1_buf, 0, size);
   1338 
   1339         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1340         {
   1341             ps_codec->as_process[i].pi2_inter_pred_tmp_buf1 = (WORD16 *)pu1_buf;
   1342             pu1_buf += inter_pred_tmp_buf_size;
   1343 
   1344             ps_codec->as_process[i].pi2_inter_pred_tmp_buf2 = (WORD16 *)pu1_buf;
   1345             pu1_buf += inter_pred_tmp_buf_size;
   1346 
   1347             /* Inverse transform intermediate and inverse scan output buffers reuse inter pred scratch buffers */
   1348             ps_codec->as_process[i].pi2_itrans_intrmd_buf =
   1349                             ps_codec->as_process[i].pi2_inter_pred_tmp_buf2;
   1350             ps_codec->as_process[i].pi2_invscan_out =
   1351                             ps_codec->as_process[i].pi2_inter_pred_tmp_buf1;
   1352 
   1353             ps_codec->as_process[i].pu4_pic_pu_idx_map = (UWORD32 *)pu1_buf;
   1354             ps_codec->as_process[i].s_bs_ctxt.pu4_pic_pu_idx_map =
   1355                             (UWORD32 *)pu1_buf;
   1356             pu1_buf += pic_pu_idx_map_size;
   1357 
   1358             //   ps_codec->as_process[i].pi2_inter_pred_tmp_buf3 = (WORD16 *)pu1_buf;
   1359             //   pu1_buf += inter_pred_tmp_buf_size;
   1360 
   1361             ps_codec->as_process[i].i4_inter_pred_tmp_buf_strd = MAX_CTB_SIZE;
   1362 
   1363         }
   1364     }
   1365     /* Initialize pointers in PPS structures */
   1366     {
   1367         sps_t *ps_sps = ps_codec->ps_sps_base;
   1368         pps_t *ps_pps = ps_codec->ps_pps_base;
   1369         WORD16 *pi2_scaling_mat =  ps_codec->pi2_scaling_mat;
   1370         WORD32 scaling_mat_size;
   1371 
   1372         SCALING_MAT_SIZE(scaling_mat_size);
   1373 
   1374         for(i = 0; i < MAX_SPS_CNT; i++)
   1375         {
   1376             ps_sps->pi2_scaling_mat  = pi2_scaling_mat;
   1377             pi2_scaling_mat += scaling_mat_size;
   1378             ps_sps++;
   1379         }
   1380 
   1381         for(i = 0; i < MAX_PPS_CNT; i++)
   1382         {
   1383             ps_pps->pi2_scaling_mat  = pi2_scaling_mat;
   1384             pi2_scaling_mat += scaling_mat_size;
   1385             ps_pps++;
   1386         }
   1387     }
   1388 
   1389     return (status);
   1390 }
   1391 
   1392 /**
   1393 *******************************************************************************
   1394 *
   1395 * @brief
   1396 *  Free static memory for the codec
   1397 *
   1398 * @par Description:
   1399 *  Free static memory for the codec
   1400 *
   1401 * @param[in] ps_codec
   1402 *  Pointer to codec context
   1403 *
   1404 * @returns  Status
   1405 *
   1406 * @remarks
   1407 *
   1408 *
   1409 *******************************************************************************
   1410 */
   1411 WORD32 ihevcd_free_static_bufs(iv_obj_t *ps_codec_obj)
   1412 {
   1413     codec_t *ps_codec;
   1414 
   1415     void (*pf_aligned_free)(void *pv_mem_ctxt, void *pv_buf);
   1416     void *pv_mem_ctxt;
   1417 
   1418     ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   1419     pf_aligned_free = ps_codec->pf_aligned_free;
   1420     pv_mem_ctxt = ps_codec->pv_mem_ctxt;
   1421 
   1422 
   1423     ALIGNED_FREE(ps_codec, ps_codec->apv_process_thread_handle[0]);
   1424     ALIGNED_FREE(ps_codec, ps_codec->pu1_bitsbuf_static);
   1425 
   1426     ALIGNED_FREE(ps_codec, ps_codec->pv_disp_buf_mgr);
   1427     ALIGNED_FREE(ps_codec, ps_codec->pv_dpb_mgr);
   1428     ALIGNED_FREE(ps_codec, ps_codec->pv_pic_buf_mgr);
   1429     ALIGNED_FREE(ps_codec, ps_codec->pv_mv_buf_mgr);
   1430     ALIGNED_FREE(ps_codec, ps_codec->ps_vps_base);
   1431     ALIGNED_FREE(ps_codec, ps_codec->ps_sps_base);
   1432     ALIGNED_FREE(ps_codec, ps_codec->ps_pps_base);
   1433     ALIGNED_FREE(ps_codec, ps_codec->ps_slice_hdr_base);
   1434     ALIGNED_FREE(ps_codec, ps_codec->pi2_scaling_mat);
   1435     ALIGNED_FREE(ps_codec, ps_codec->pv_pic_buf_base);
   1436     ALIGNED_FREE(ps_codec, ps_codec->s_parse.pu1_luma_intra_pred_mode_left);
   1437     ALIGNED_FREE(ps_codec, ps_codec->as_process[0].s_sao_ctxt.pu1_tmp_buf_luma);
   1438     ALIGNED_FREE(ps_codec, ps_codec->as_process[0].pi2_inter_pred_tmp_buf1);
   1439     ALIGNED_FREE(ps_codec, ps_codec_obj->pv_codec_handle);
   1440 
   1441     if(ps_codec_obj)
   1442     {
   1443         pf_aligned_free(pv_mem_ctxt, ps_codec_obj);
   1444     }
   1445 
   1446     return IV_SUCCESS;
   1447 
   1448 }
   1449 
   1450 
   1451 /**
   1452 *******************************************************************************
   1453 *
   1454 * @brief
   1455 *  Allocate dynamic memory for the codec
   1456 *
   1457 * @par Description:
   1458 *  Allocates dynamic memory for the codec
   1459 *
   1460 * @param[in] ps_codec
   1461 *  Pointer to codec context
   1462 *
   1463 * @returns  Status
   1464 *
   1465 * @remarks
   1466 *
   1467 *
   1468 *******************************************************************************
   1469 */
   1470 WORD32 ihevcd_allocate_dynamic_bufs(codec_t *ps_codec)
   1471 {
   1472     WORD32 max_tile_cols, max_tile_rows;
   1473     WORD32 max_ctb_rows, max_ctb_cols;
   1474     WORD32 max_num_cu_cols;
   1475     WORD32 max_num_cu_rows;
   1476     WORD32 max_num_4x4_cols;
   1477     WORD32 max_ctb_cnt;
   1478     WORD32 wd;
   1479     WORD32 ht;
   1480     WORD32 i;
   1481     WORD32 max_dpb_size;
   1482     void *pv_mem_ctxt = ps_codec->pv_mem_ctxt;
   1483     void *pv_buf;
   1484     UWORD8 *pu1_buf;
   1485     WORD32 size;
   1486 
   1487     wd = ALIGN64(ps_codec->i4_wd);
   1488     ht = ALIGN64(ps_codec->i4_ht);
   1489 
   1490     max_tile_cols = (wd + MIN_TILE_WD - 1) / MIN_TILE_WD;
   1491     max_tile_rows = (ht + MIN_TILE_HT - 1) / MIN_TILE_HT;
   1492     max_ctb_rows  = ht / MIN_CTB_SIZE;
   1493     max_ctb_cols  = wd / MIN_CTB_SIZE;
   1494     max_ctb_cnt   = max_ctb_rows * max_ctb_cols;
   1495     max_num_cu_cols = wd / MIN_CU_SIZE;
   1496     max_num_cu_rows = ht / MIN_CU_SIZE;
   1497     max_num_4x4_cols = wd / 4;
   1498 
   1499     /* Allocate tile structures */
   1500     size = max_tile_cols * max_tile_rows;
   1501     size *= sizeof(tile_t);
   1502     size *= MAX_PPS_CNT;
   1503 
   1504     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1505     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1506     memset(pv_buf, 0, size);
   1507     ps_codec->ps_tile = (tile_t *)pv_buf;
   1508 
   1509 
   1510     /* Allocate memory to hold entry point offsets */
   1511     /* One entry point per tile */
   1512     size = max_tile_cols * max_tile_rows;
   1513 
   1514     /* One entry point per row of CTBs */
   1515     /*********************************************************************/
   1516     /* Only tiles or entropy sync is enabled at a time in main           */
   1517     /* profile, but since memory required does not increase too much,    */
   1518     /* this allocation is done to handle both cases                      */
   1519     /*********************************************************************/
   1520     size  += max_ctb_rows;
   1521     size *= sizeof(WORD32);
   1522 
   1523     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1524     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1525     memset(pv_buf, 0, size);
   1526     ps_codec->pi4_entry_ofst = (WORD32 *)pv_buf;
   1527 
   1528     /* Allocate parse skip flag buffer */
   1529     /* 1 bit per 8x8 */
   1530     size = max_num_cu_cols / 8;
   1531     size = ALIGN4(size);
   1532     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1533     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1534     memset(pv_buf, 0, size);
   1535     ps_codec->s_parse.pu4_skip_cu_top = (UWORD32 *)pv_buf;
   1536 
   1537     /* Allocate parse coding tree depth buffer */
   1538     /* 2 bits per 8x8 */
   1539     size =  max_num_cu_cols / 4;
   1540     size = ALIGN4(size);
   1541     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1542     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1543     memset(pv_buf, 0, size);
   1544     ps_codec->s_parse.pu4_ct_depth_top = (UWORD32 *)pv_buf;
   1545 
   1546     /* Allocate intra flag buffer */
   1547     /* 1 bit per 8x8 */
   1548     size =  max_num_cu_cols * max_num_cu_rows / 8;
   1549     size = ALIGN4(size);
   1550     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1551     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1552     memset(pv_buf, 0, size);
   1553     ps_codec->pu1_pic_intra_flag = (UWORD8 *)pv_buf;
   1554     ps_codec->s_parse.pu1_pic_intra_flag = ps_codec->pu1_pic_intra_flag;
   1555 
   1556     /* Allocate transquant bypass flag buffer */
   1557     /* 1 bit per 8x8 */
   1558     /* Extra row and column are allocated for easy processing of top and left blocks while loop filtering */
   1559     size =  ((max_num_cu_cols + 8) * (max_num_cu_rows + 8)) / 8;
   1560     size = ALIGN4(size);
   1561     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1562     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1563     memset(pv_buf, 1, size);
   1564     {
   1565         WORD32 loop_filter_strd = (wd + 63) >> 6;
   1566         ps_codec->pu1_pic_no_loop_filter_flag_base = pv_buf;
   1567         /* The offset is added for easy processing of top and left blocks while loop filtering */
   1568         ps_codec->pu1_pic_no_loop_filter_flag = (UWORD8 *)pv_buf + loop_filter_strd + 1;
   1569         ps_codec->s_parse.pu1_pic_no_loop_filter_flag = ps_codec->pu1_pic_no_loop_filter_flag;
   1570         ps_codec->s_parse.s_deblk_ctxt.pu1_pic_no_loop_filter_flag = ps_codec->pu1_pic_no_loop_filter_flag;
   1571         ps_codec->s_parse.s_sao_ctxt.pu1_pic_no_loop_filter_flag = ps_codec->pu1_pic_no_loop_filter_flag;
   1572     }
   1573 
   1574     /* Initialize pointers in PPS structures */
   1575     {
   1576         pps_t *ps_pps = ps_codec->ps_pps_base;
   1577         tile_t *ps_tile =  ps_codec->ps_tile;
   1578 
   1579         for(i = 0; i < MAX_PPS_CNT; i++)
   1580         {
   1581             ps_pps->ps_tile = ps_tile;
   1582             ps_tile += (max_tile_cols * max_tile_rows);
   1583             ps_pps++;
   1584         }
   1585 
   1586     }
   1587 
   1588     /* Allocate memory for job queue */
   1589 
   1590     /* One job per row of CTBs */
   1591     size  = max_ctb_rows;
   1592 
   1593     /* One each tile a row of CTBs, num_jobs has to incremented */
   1594     size  *= max_tile_cols;
   1595 
   1596     /* One format convert/frame copy job per row of CTBs for non-shared mode*/
   1597     size  += max_ctb_rows;
   1598 
   1599     size *= sizeof(proc_job_t);
   1600 
   1601     size += ihevcd_jobq_ctxt_size();
   1602     size = ALIGN4(size);
   1603 
   1604     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1605     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1606     ps_codec->pv_proc_jobq_buf = pv_buf;
   1607     ps_codec->i4_proc_jobq_buf_size = size;
   1608 
   1609     size =  max_ctb_cnt;
   1610     size = ALIGN4(size);
   1611     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1612     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1613     memset(pv_buf, 0, size);
   1614     ps_codec->pu1_parse_map = (UWORD8 *)pv_buf;
   1615 
   1616     size =  max_ctb_cnt;
   1617     size = ALIGN4(size);
   1618     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1619     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1620     memset(pv_buf, 0, size);
   1621     ps_codec->pu1_proc_map = (UWORD8 *)pv_buf;
   1622 
   1623     /** Holds top and left neighbor's pu idx into picture level pu array */
   1624     /* Only one top row is enough but left has to be replicated for each process context */
   1625     size =  (max_num_4x4_cols  /* left */ + MAX_PROCESS_THREADS * (MAX_CTB_SIZE / 4)/* top */ + 1/* top right */) * sizeof(WORD32);
   1626     size = ALIGN4(size);
   1627     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1628     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1629     memset(pv_buf, 0, size);
   1630 
   1631     for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1632     {
   1633         UWORD32 *pu4_buf = (UWORD32 *)pv_buf;
   1634         ps_codec->as_process[i].pu4_pic_pu_idx_left = pu4_buf + i * (MAX_CTB_SIZE / 4);
   1635         memset(ps_codec->as_process[i].pu4_pic_pu_idx_left, 0, sizeof(UWORD32) * MAX_CTB_SIZE / 4);
   1636         ps_codec->as_process[i].pu4_pic_pu_idx_top = pu4_buf + MAX_PROCESS_THREADS * (MAX_CTB_SIZE / 4);
   1637     }
   1638     memset(ps_codec->as_process[0].pu4_pic_pu_idx_top, 0, sizeof(UWORD32) * (wd / 4 + 1));
   1639 
   1640     {
   1641         /* To hold SAO left buffer for luma */
   1642         size  = sizeof(UWORD8) * (MAX(ht, wd));
   1643 
   1644         /* To hold SAO left buffer for chroma */
   1645         size += sizeof(UWORD8) * (MAX(ht, wd));
   1646 
   1647         /* To hold SAO top buffer for luma */
   1648         size += sizeof(UWORD8) * wd;
   1649 
   1650         /* To hold SAO top buffer for chroma */
   1651         size += sizeof(UWORD8) * wd;
   1652 
   1653         /* To hold SAO top left luma pixel value for last output ctb in a row*/
   1654         size += sizeof(UWORD8) * max_ctb_rows;
   1655 
   1656         /* To hold SAO top left chroma pixel value last output ctb in a row*/
   1657         size += sizeof(UWORD8) * max_ctb_rows * 2;
   1658 
   1659         /* To hold SAO top left pixel luma for current ctb - column array*/
   1660         size += sizeof(UWORD8) * max_ctb_rows;
   1661 
   1662         /* To hold SAO top left pixel chroma for current ctb-column array*/
   1663         size += sizeof(UWORD8) * max_ctb_rows * 2;
   1664 
   1665         /* To hold SAO top right pixel luma pixel value last output ctb in a row*/
   1666         size += sizeof(UWORD8) * max_ctb_cols;
   1667 
   1668         /* To hold SAO top right pixel chroma pixel value last output ctb in a row*/
   1669         size += sizeof(UWORD8) * max_ctb_cols * 2;
   1670 
   1671         /*To hold SAO botton bottom left pixels for luma*/
   1672         size += sizeof(UWORD8) * max_ctb_rows;
   1673 
   1674         /*To hold SAO botton bottom left pixels for luma*/
   1675         size += sizeof(UWORD8) * max_ctb_rows * 2;
   1676         size = ALIGN64(size);
   1677 
   1678         pu1_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1679         RETURN_IF((NULL == pu1_buf), IV_FAIL);
   1680         memset(pu1_buf, 0, size);
   1681 
   1682         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1683         {
   1684             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_left_luma = (UWORD8 *)pu1_buf;
   1685         }
   1686         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_left_luma = (UWORD8 *)pu1_buf;
   1687         pu1_buf += MAX(ht, wd);
   1688 
   1689         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1690         {
   1691             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_left_chroma = (UWORD8 *)pu1_buf;
   1692         }
   1693         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_left_chroma = (UWORD8 *)pu1_buf;
   1694         pu1_buf += MAX(ht, wd);
   1695         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1696         {
   1697             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_top_luma = (UWORD8 *)pu1_buf;
   1698         }
   1699         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_top_luma = (UWORD8 *)pu1_buf;
   1700         pu1_buf += wd;
   1701 
   1702         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1703         {
   1704             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_top_chroma = (UWORD8 *)pu1_buf;
   1705         }
   1706         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_top_chroma = (UWORD8 *)pu1_buf;
   1707         pu1_buf += wd;
   1708         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1709         {
   1710             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_luma_top_left_ctb = (UWORD8 *)pu1_buf;
   1711         }
   1712         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_luma_top_left_ctb = (UWORD8 *)pu1_buf;
   1713         pu1_buf += ht / MIN_CTB_SIZE;
   1714 
   1715         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1716         {
   1717             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_chroma_top_left_ctb = (UWORD8 *)pu1_buf;
   1718         }
   1719         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_chroma_top_left_ctb = (UWORD8 *)pu1_buf;
   1720         pu1_buf += (ht / MIN_CTB_SIZE) * 2;
   1721 
   1722         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1723         {
   1724             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_top_left_luma_curr_ctb = (UWORD8 *)pu1_buf;
   1725         }
   1726         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_top_left_luma_curr_ctb = (UWORD8 *)pu1_buf;
   1727         pu1_buf += ht / MIN_CTB_SIZE;
   1728 
   1729         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1730         {
   1731             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_top_left_chroma_curr_ctb = (UWORD8 *)pu1_buf;
   1732         }
   1733         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_top_left_chroma_curr_ctb = (UWORD8 *)pu1_buf;
   1734 
   1735         pu1_buf += (ht / MIN_CTB_SIZE) * 2;
   1736         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1737         {
   1738             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_top_left_luma_top_right = (UWORD8 *)pu1_buf;
   1739         }
   1740         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_top_left_luma_top_right = (UWORD8 *)pu1_buf;
   1741 
   1742         pu1_buf += wd / MIN_CTB_SIZE;
   1743         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1744         {
   1745             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_top_left_chroma_top_right = (UWORD8 *)pu1_buf;
   1746         }
   1747         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_top_left_chroma_top_right = (UWORD8 *)pu1_buf;
   1748 
   1749         pu1_buf += (wd / MIN_CTB_SIZE) * 2;
   1750 
   1751         /*Per CTB, Store 1 value for luma , 2 values for chroma*/
   1752         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1753         {
   1754             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_top_left_luma_bot_left = (UWORD8 *)pu1_buf;
   1755         }
   1756         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_top_left_luma_bot_left = (UWORD8 *)pu1_buf;
   1757 
   1758         pu1_buf += (ht / MIN_CTB_SIZE);
   1759 
   1760         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1761         {
   1762             ps_codec->as_process[i].s_sao_ctxt.pu1_sao_src_top_left_chroma_bot_left = (UWORD8 *)pu1_buf;
   1763         }
   1764         ps_codec->s_parse.s_sao_ctxt.pu1_sao_src_top_left_chroma_bot_left = (UWORD8 *)pu1_buf;
   1765 
   1766         pu1_buf += (ht / MIN_CTB_SIZE) * 2;
   1767     }
   1768 
   1769 
   1770     {
   1771         UWORD8 *pu1_buf = (UWORD8 *)pv_buf;
   1772         WORD32 vert_bs_size, horz_bs_size;
   1773         WORD32 qp_const_flag_size;
   1774         WORD32 qp_size;
   1775         WORD32 num_8x8;
   1776 
   1777         /* Max Number of vertical edges */
   1778         vert_bs_size = wd / 8 + 2 * MAX_CTB_SIZE / 8;
   1779 
   1780         /* Max Number of horizontal edges - extra MAX_CTB_SIZE / 8 to handle the last 4 rows separately(shifted CTB processing) */
   1781         vert_bs_size *= (ht + MAX_CTB_SIZE) / MIN_TU_SIZE;
   1782 
   1783         /* Number of bytes */
   1784         vert_bs_size /= 8;
   1785 
   1786         /* Two bits per edge */
   1787         vert_bs_size *= 2;
   1788 
   1789         /* Max Number of horizontal edges */
   1790         horz_bs_size = ht / 8 + MAX_CTB_SIZE / 8;
   1791 
   1792         /* Max Number of vertical edges - extra MAX_CTB_SIZE / 8 to handle the last 4 columns separately(shifted CTB processing) */
   1793         horz_bs_size *= (wd + MAX_CTB_SIZE) / MIN_TU_SIZE;
   1794 
   1795         /* Number of bytes */
   1796         horz_bs_size /= 8;
   1797 
   1798         /* Two bits per edge */
   1799         horz_bs_size *= 2;
   1800 
   1801         /* Max CTBs in a row */
   1802         qp_const_flag_size = wd / MIN_CTB_SIZE + 1 /* The last ctb row deblk is done in last ctb + 1 row.*/;
   1803 
   1804         /* Max CTBs in a column */
   1805         qp_const_flag_size *= ht / MIN_CTB_SIZE;
   1806 
   1807         /* Number of bytes */
   1808         qp_const_flag_size /= 8;
   1809 
   1810         /* QP changes at CU level - So store at 8x8 level */
   1811         num_8x8 = (ht * wd) / (MIN_CU_SIZE * MIN_CU_SIZE);
   1812         qp_size = num_8x8;
   1813 
   1814         /* To hold vertical boundary strength */
   1815         size += vert_bs_size;
   1816 
   1817         /* To hold horizontal boundary strength */
   1818         size += horz_bs_size;
   1819 
   1820         /* To hold QP */
   1821         size += qp_size;
   1822 
   1823         /* To hold QP const in CTB flags */
   1824         size += qp_const_flag_size;
   1825 
   1826         pu1_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1827         RETURN_IF((NULL == pu1_buf), IV_FAIL);
   1828 
   1829         memset(pu1_buf, 0, size);
   1830 
   1831         for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1832         {
   1833             ps_codec->as_process[i].s_bs_ctxt.pu4_pic_vert_bs = (UWORD32 *)pu1_buf;
   1834             ps_codec->as_process[i].s_deblk_ctxt.s_bs_ctxt.pu4_pic_vert_bs = (UWORD32 *)pu1_buf;
   1835             ps_codec->s_parse.s_deblk_ctxt.s_bs_ctxt.pu4_pic_vert_bs = (UWORD32 *)pu1_buf;
   1836             pu1_buf += vert_bs_size;
   1837 
   1838             ps_codec->as_process[i].s_bs_ctxt.pu4_pic_horz_bs = (UWORD32 *)pu1_buf;
   1839             ps_codec->as_process[i].s_deblk_ctxt.s_bs_ctxt.pu4_pic_horz_bs = (UWORD32 *)pu1_buf;
   1840             ps_codec->s_parse.s_deblk_ctxt.s_bs_ctxt.pu4_pic_horz_bs = (UWORD32 *)pu1_buf;
   1841             pu1_buf += horz_bs_size;
   1842 
   1843             ps_codec->as_process[i].s_bs_ctxt.pu1_pic_qp = (UWORD8 *)pu1_buf;
   1844             ps_codec->as_process[i].s_deblk_ctxt.s_bs_ctxt.pu1_pic_qp = (UWORD8 *)pu1_buf;
   1845             ps_codec->s_parse.s_deblk_ctxt.s_bs_ctxt.pu1_pic_qp = (UWORD8 *)pu1_buf;
   1846             pu1_buf += qp_size;
   1847 
   1848             ps_codec->as_process[i].s_bs_ctxt.pu1_pic_qp_const_in_ctb = (UWORD8 *)pu1_buf;
   1849             ps_codec->as_process[i].s_deblk_ctxt.s_bs_ctxt.pu1_pic_qp_const_in_ctb = (UWORD8 *)pu1_buf;
   1850             ps_codec->s_parse.s_deblk_ctxt.s_bs_ctxt.pu1_pic_qp_const_in_ctb = (UWORD8 *)pu1_buf;
   1851             pu1_buf += qp_const_flag_size;
   1852 
   1853             pu1_buf -= (vert_bs_size + horz_bs_size + qp_size + qp_const_flag_size);
   1854         }
   1855         ps_codec->s_parse.s_bs_ctxt.pu4_pic_vert_bs = (UWORD32 *)pu1_buf;
   1856         pu1_buf += vert_bs_size;
   1857 
   1858         ps_codec->s_parse.s_bs_ctxt.pu4_pic_horz_bs = (UWORD32 *)pu1_buf;
   1859         pu1_buf += horz_bs_size;
   1860 
   1861         ps_codec->s_parse.s_bs_ctxt.pu1_pic_qp = (UWORD8 *)pu1_buf;
   1862         pu1_buf += qp_size;
   1863 
   1864         ps_codec->s_parse.s_bs_ctxt.pu1_pic_qp_const_in_ctb = (UWORD8 *)pu1_buf;
   1865         pu1_buf += qp_const_flag_size;
   1866 
   1867     }
   1868 
   1869     /* Max CTBs in a row */
   1870     size  = wd / MIN_CTB_SIZE + 2 /* Top row and bottom row extra. This ensures accessing left,top in first row
   1871                                               and right in last row will not result in invalid access*/;
   1872     /* Max CTBs in a column */
   1873     size *= ht / MIN_CTB_SIZE;
   1874 
   1875     size *= sizeof(UWORD16);
   1876     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1877     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1878     memset(pv_buf, 0, size);
   1879 
   1880     ps_codec->pu1_tile_idx_base = pv_buf;
   1881     for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1882     {
   1883         ps_codec->as_process[i].pu1_tile_idx = (UWORD16 *)pv_buf + wd / MIN_CTB_SIZE /* Offset 1 row */;
   1884     }
   1885 
   1886     /* 4 bytes per color component per CTB */
   1887     size = 3 * 4;
   1888 
   1889     /* MAX number of CTBs in a row */
   1890     size *= wd / MIN_CTB_SIZE;
   1891 
   1892     /* MAX number of CTBs in a column */
   1893     size *= ht / MIN_CTB_SIZE;
   1894     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1895     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1896     memset(pv_buf, 0, size);
   1897 
   1898     ps_codec->s_parse.ps_pic_sao = (sao_t *)pv_buf;
   1899     ps_codec->s_parse.s_sao_ctxt.ps_pic_sao = (sao_t *)pv_buf;
   1900     for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1901     {
   1902         ps_codec->as_process[i].s_sao_ctxt.ps_pic_sao = ps_codec->s_parse.ps_pic_sao;
   1903     }
   1904 
   1905     /* Only if width * height * 3 / 2 is greater than MIN_BITSBUF_SIZE,
   1906     then allocate dynamic bistream buffer */
   1907     ps_codec->pu1_bitsbuf_dynamic = NULL;
   1908     size = wd * ht;
   1909     if(size > MIN_BITSBUF_SIZE)
   1910     {
   1911         pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1912         RETURN_IF((NULL == pv_buf), IV_FAIL);
   1913         ps_codec->pu1_bitsbuf_dynamic = pv_buf;
   1914         ps_codec->u4_bitsbuf_size_dynamic = size;
   1915     }
   1916 
   1917     size = ihevcd_get_tu_data_size(wd * ht);
   1918     pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1919     RETURN_IF((NULL == pv_buf), IV_FAIL);
   1920     ps_codec->pv_tu_data = pv_buf;
   1921 
   1922     {
   1923         sps_t *ps_sps = (ps_codec->s_parse.ps_sps_base + ps_codec->i4_sps_id);
   1924 
   1925 
   1926         /* Allocate for pu_map, pu_t and pic_pu_idx for each MV bank */
   1927         /* Note: Number of luma samples is not max_wd * max_ht here, instead it is
   1928          * set to maximum number of luma samples allowed at the given level.
   1929          * This is done to ensure that any stream with width and height lesser
   1930          * than max_wd and max_ht is supported. Number of buffers required can be greater
   1931          * for lower width and heights at a given level and this increased number of buffers
   1932          * might require more memory than what max_wd and max_ht buffer would have required
   1933          * Also note one extra buffer is allocted to store current pictures MV bank
   1934          * In case of asynchronous parsing and processing, number of buffers should increase here
   1935          * based on when parsing and processing threads are synchronized
   1936          */
   1937         max_dpb_size = ps_sps->ai1_sps_max_dec_pic_buffering[ps_sps->i1_sps_max_sub_layers - 1];
   1938         /* Size for holding mv_buf_t for each MV Bank
   1939          * One extra MV Bank is needed to hold current pics MV bank.
   1940          */
   1941         size = (max_dpb_size + 1) * sizeof(mv_buf_t);
   1942 
   1943         size += (max_dpb_size + 1) *
   1944                         ihevcd_get_pic_mv_bank_size(wd * ht);
   1945 
   1946         pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1947         RETURN_IF((NULL == pv_buf), IV_FAIL);
   1948 
   1949         ps_codec->pv_mv_bank_buf_base = pv_buf;
   1950         ps_codec->i4_total_mv_bank_size = size;
   1951 
   1952     }
   1953 
   1954     /* In case of non-shared mode allocate for reference picture buffers */
   1955     /* In case of shared and 420p output, allocate for chroma samples */
   1956     if(0 == ps_codec->i4_share_disp_buf)
   1957     {
   1958         /* Number of buffers is doubled in order to return one frame at a time instead of sending
   1959          * multiple outputs during dpb full case.
   1960          * Also note one extra buffer is allocted to store current picture
   1961          * In case of asynchronous parsing and processing, number of buffers should increase here
   1962          * based on when parsing and processing threads are synchronized
   1963          */
   1964         size = ihevcd_get_total_pic_buf_size(ps_codec, wd, ht);
   1965         pv_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   1966         RETURN_IF((NULL == pv_buf), IV_FAIL);
   1967 
   1968 
   1969         ps_codec->i4_total_pic_buf_size = size;
   1970         ps_codec->pu1_ref_pic_buf_base = (UWORD8 *)pv_buf;
   1971     }
   1972 
   1973     ps_codec->pv_proc_jobq = ihevcd_jobq_init(ps_codec->pv_proc_jobq_buf, ps_codec->i4_proc_jobq_buf_size);
   1974     RETURN_IF((ps_codec->pv_proc_jobq == NULL), IV_FAIL);
   1975 
   1976     /* Update the jobq context to all the threads */
   1977     ps_codec->s_parse.pv_proc_jobq = ps_codec->pv_proc_jobq;
   1978     for(i = 0; i < MAX_PROCESS_THREADS; i++)
   1979     {
   1980         ps_codec->as_process[i].pv_proc_jobq = ps_codec->pv_proc_jobq;
   1981         ps_codec->as_process[i].i4_id = i;
   1982         ps_codec->as_process[i].ps_codec = ps_codec;
   1983 
   1984         /* Set the following to zero assuming it is a single core solution
   1985          * When threads are launched these will be set appropriately
   1986          */
   1987         ps_codec->as_process[i].i4_check_parse_status = 0;
   1988         ps_codec->as_process[i].i4_check_proc_status = 0;
   1989     }
   1990 
   1991     ps_codec->u4_allocate_dynamic_done = 1;
   1992 
   1993     return IV_SUCCESS;
   1994 }
   1995 
   1996 /**
   1997 *******************************************************************************
   1998 *
   1999 * @brief
   2000 *  Free dynamic memory for the codec
   2001 *
   2002 * @par Description:
   2003 *  Free dynamic memory for the codec
   2004 *
   2005 * @param[in] ps_codec
   2006 *  Pointer to codec context
   2007 *
   2008 * @returns  Status
   2009 *
   2010 * @remarks
   2011 *
   2012 *
   2013 *******************************************************************************
   2014 */
   2015 WORD32 ihevcd_free_dynamic_bufs(codec_t *ps_codec)
   2016 {
   2017 
   2018     if(ps_codec->pv_proc_jobq)
   2019     {
   2020         ihevcd_jobq_deinit(ps_codec->pv_proc_jobq);
   2021         ps_codec->pv_proc_jobq = NULL;
   2022     }
   2023 
   2024     ALIGNED_FREE(ps_codec, ps_codec->ps_tile);
   2025     ALIGNED_FREE(ps_codec, ps_codec->pi4_entry_ofst);
   2026     ALIGNED_FREE(ps_codec, ps_codec->s_parse.pu4_skip_cu_top);
   2027     ALIGNED_FREE(ps_codec, ps_codec->s_parse.pu4_ct_depth_top);
   2028     ALIGNED_FREE(ps_codec, ps_codec->pu1_pic_intra_flag);
   2029     ALIGNED_FREE(ps_codec, ps_codec->pu1_pic_no_loop_filter_flag_base);
   2030     ALIGNED_FREE(ps_codec, ps_codec->pv_proc_jobq_buf);
   2031     ALIGNED_FREE(ps_codec, ps_codec->pu1_parse_map);
   2032     ALIGNED_FREE(ps_codec, ps_codec->pu1_proc_map);
   2033     ALIGNED_FREE(ps_codec, ps_codec->as_process[0].pu4_pic_pu_idx_left);
   2034     ALIGNED_FREE(ps_codec, ps_codec->as_process[0].s_sao_ctxt.pu1_sao_src_left_luma);
   2035     ALIGNED_FREE(ps_codec, ps_codec->as_process[0].s_bs_ctxt.pu4_pic_vert_bs);
   2036     ALIGNED_FREE(ps_codec, ps_codec->pu1_tile_idx_base);
   2037     ALIGNED_FREE(ps_codec, ps_codec->s_parse.ps_pic_sao);
   2038     ALIGNED_FREE(ps_codec, ps_codec->pu1_bitsbuf_dynamic);
   2039     ALIGNED_FREE(ps_codec, ps_codec->pv_tu_data);
   2040     ALIGNED_FREE(ps_codec, ps_codec->pv_mv_bank_buf_base);
   2041     ALIGNED_FREE(ps_codec, ps_codec->pu1_ref_pic_buf_base);
   2042     ALIGNED_FREE(ps_codec, ps_codec->pu1_cur_chroma_ref_buf);
   2043 
   2044     ps_codec->u4_allocate_dynamic_done = 0;
   2045     return IV_SUCCESS;
   2046 }
   2047 
   2048 
   2049 /**
   2050 *******************************************************************************
   2051 *
   2052 * @brief
   2053 *  Initializes from mem records passed to the codec
   2054 *
   2055 * @par Description:
   2056 *  Initializes pointers based on mem records passed
   2057 *
   2058 * @param[in] ps_codec_obj
   2059 *  Pointer to codec object at API level
   2060 *
   2061 * @param[in] pv_api_ip
   2062 *  Pointer to input argument structure
   2063 *
   2064 * @param[out] pv_api_op
   2065 *  Pointer to output argument structure
   2066 *
   2067 * @returns  Status
   2068 *
   2069 * @remarks
   2070 *
   2071 *
   2072 *******************************************************************************
   2073 */
   2074 WORD32 ihevcd_create(iv_obj_t *ps_codec_obj,
   2075                            void *pv_api_ip,
   2076                            void *pv_api_op)
   2077 {
   2078 
   2079     ihevcd_cxa_create_op_t *ps_create_op;
   2080 
   2081     WORD32 ret;
   2082     codec_t *ps_codec;
   2083     ps_create_op = (ihevcd_cxa_create_op_t *)pv_api_op;
   2084 
   2085     ps_create_op->s_ivd_create_op_t.u4_error_code = 0;
   2086 
   2087     ret = ihevcd_allocate_static_bufs(&ps_codec_obj, pv_api_ip, pv_api_op);
   2088 
   2089     /* If allocation of some buffer fails, then free buffers allocated till then */
   2090     if((IV_FAIL == ret) && (NULL != ps_codec_obj))
   2091     {
   2092         ihevcd_free_static_bufs(ps_codec_obj);
   2093         ps_create_op->s_ivd_create_op_t.u4_error_code = IVD_MEM_ALLOC_FAILED;
   2094         ps_create_op->s_ivd_create_op_t.u4_error_code = 1 << IVD_FATALERROR;
   2095 
   2096         return IV_FAIL;
   2097     }
   2098     ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   2099     ret = ihevcd_init(ps_codec);
   2100 
   2101     TRACE_INIT(NULL);
   2102     STATS_INIT();
   2103 
   2104     return ret;
   2105 }
   2106 /**
   2107 *******************************************************************************
   2108 *
   2109 * @brief
   2110 *  Delete codec
   2111 *
   2112 * @par Description:
   2113 *  Delete codec
   2114 *
   2115 * @param[in] ps_codec_obj
   2116 *  Pointer to codec object at API level
   2117 *
   2118 * @param[in] pv_api_ip
   2119 *  Pointer to input argument structure
   2120 *
   2121 * @param[out] pv_api_op
   2122 *  Pointer to output argument structure
   2123 *
   2124 * @returns  Status
   2125 *
   2126 * @remarks
   2127 *
   2128 *
   2129 *******************************************************************************
   2130 */
   2131 WORD32 ihevcd_delete(iv_obj_t *ps_codec_obj, void *pv_api_ip, void *pv_api_op)
   2132 {
   2133     codec_t *ps_dec;
   2134     ihevcd_cxa_delete_ip_t *ps_ip = (ihevcd_cxa_delete_ip_t *)pv_api_ip;
   2135     ihevcd_cxa_delete_op_t *ps_op = (ihevcd_cxa_delete_op_t *)pv_api_op;
   2136 
   2137     ps_dec = (codec_t *)(ps_codec_obj->pv_codec_handle);
   2138     UNUSED(ps_ip);
   2139     ps_op->s_ivd_delete_op_t.u4_error_code = 0;
   2140     ihevcd_free_dynamic_bufs(ps_dec);
   2141     ihevcd_free_static_bufs(ps_codec_obj);
   2142     return IV_SUCCESS;
   2143 }
   2144 
   2145 
   2146 /**
   2147 *******************************************************************************
   2148 *
   2149 * @brief
   2150 *  Passes display buffer from application to codec
   2151 *
   2152 * @par Description:
   2153 *  Adds display buffer to the codec
   2154 *
   2155 * @param[in] ps_codec_obj
   2156 *  Pointer to codec object at API level
   2157 *
   2158 * @param[in] pv_api_ip
   2159 *  Pointer to input argument structure
   2160 *
   2161 * @param[out] pv_api_op
   2162 *  Pointer to output argument structure
   2163 *
   2164 * @returns  Status
   2165 *
   2166 * @remarks
   2167 *
   2168 *
   2169 *******************************************************************************
   2170 */
   2171 WORD32 ihevcd_set_display_frame(iv_obj_t *ps_codec_obj,
   2172                                 void *pv_api_ip,
   2173                                 void *pv_api_op)
   2174 {
   2175     WORD32 ret = IV_SUCCESS;
   2176 
   2177     ivd_set_display_frame_ip_t *ps_dec_disp_ip;
   2178     ivd_set_display_frame_op_t *ps_dec_disp_op;
   2179 
   2180     WORD32 i;
   2181 
   2182     codec_t *ps_codec = (codec_t *)(ps_codec_obj->pv_codec_handle);
   2183 
   2184     ps_dec_disp_ip = (ivd_set_display_frame_ip_t *)pv_api_ip;
   2185     ps_dec_disp_op = (ivd_set_display_frame_op_t *)pv_api_op;
   2186 
   2187     ps_codec->i4_num_disp_bufs = 0;
   2188     if(ps_codec->i4_share_disp_buf)
   2189     {
   2190         UWORD32 num_bufs = ps_dec_disp_ip->num_disp_bufs;
   2191         pic_buf_t *ps_pic_buf;
   2192         UWORD8 *pu1_buf;
   2193         WORD32 buf_ret;
   2194 
   2195         UWORD8 *pu1_chroma_buf = NULL;
   2196         num_bufs = MIN(num_bufs, BUF_MGR_MAX_CNT);
   2197         ps_codec->i4_num_disp_bufs = num_bufs;
   2198 
   2199         ps_pic_buf = (pic_buf_t *)ps_codec->ps_pic_buf;
   2200 
   2201         /* If color format is 420P, then allocate chroma buffers to hold semiplanar
   2202          * chroma data */
   2203         if(ps_codec->e_chroma_fmt == IV_YUV_420P)
   2204         {
   2205             WORD32 num_samples = ps_dec_disp_ip->s_disp_buffer[0].u4_min_out_buf_size[1] << 1;
   2206             WORD32 size = num_samples * num_bufs;
   2207             void *pv_mem_ctxt = ps_codec->pv_mem_ctxt;
   2208 
   2209             pu1_chroma_buf = ps_codec->pf_aligned_alloc(pv_mem_ctxt, 128, size);
   2210             RETURN_IF((NULL == pu1_chroma_buf), IV_FAIL);
   2211 
   2212             ps_codec->pu1_cur_chroma_ref_buf = pu1_chroma_buf;
   2213         }
   2214         for(i = 0; i < (WORD32)num_bufs; i++)
   2215         {
   2216             /* Stride is not available in some cases here.
   2217                So store base pointers to buffer manager now,
   2218                and update these pointers once header is decoded */
   2219             pu1_buf =  ps_dec_disp_ip->s_disp_buffer[i].pu1_bufs[0];
   2220             ps_pic_buf->pu1_luma = pu1_buf;
   2221 
   2222             if(ps_codec->e_chroma_fmt == IV_YUV_420P)
   2223             {
   2224                 pu1_buf = pu1_chroma_buf;
   2225                 pu1_chroma_buf += ps_dec_disp_ip->s_disp_buffer[0].u4_min_out_buf_size[1] << 1;
   2226             }
   2227             else
   2228             {
   2229                 /* For YUV 420SP case use display buffer itself as chroma ref buffer */
   2230                 pu1_buf =  ps_dec_disp_ip->s_disp_buffer[i].pu1_bufs[1];
   2231             }
   2232 
   2233             ps_pic_buf->pu1_chroma = pu1_buf;
   2234 
   2235             buf_ret = ihevc_buf_mgr_add((buf_mgr_t *)ps_codec->pv_pic_buf_mgr, ps_pic_buf, i);
   2236 
   2237             if(0 != buf_ret)
   2238             {
   2239                 ps_codec->i4_error_code = IHEVCD_BUF_MGR_ERROR;
   2240                 return IHEVCD_BUF_MGR_ERROR;
   2241             }
   2242 
   2243             /* Mark pic buf as needed for display */
   2244             /* This ensures that till the buffer is explicitly passed to the codec,
   2245              * application owns the buffer. Decoder is allowed to use a buffer only
   2246              * when application sends it through fill this buffer call in OMX
   2247              */
   2248             ihevc_buf_mgr_set_status((buf_mgr_t *)ps_codec->pv_pic_buf_mgr, i, BUF_MGR_DISP);
   2249 
   2250             ps_pic_buf++;
   2251 
   2252             /* Store display buffers in codec context. Needed for 420p output */
   2253             memcpy(&ps_codec->s_disp_buffer[ps_codec->i4_share_disp_buf_cnt],
   2254                    &ps_dec_disp_ip->s_disp_buffer[i],
   2255                    sizeof(ps_dec_disp_ip->s_disp_buffer[i]));
   2256 
   2257             ps_codec->i4_share_disp_buf_cnt++;
   2258 
   2259         }
   2260     }
   2261 
   2262     ps_dec_disp_op->u4_error_code = 0;
   2263     return ret;
   2264 
   2265 }
   2266 
   2267 /**
   2268 *******************************************************************************
   2269 *
   2270 * @brief
   2271 *  Sets the decoder in flush mode. Decoder will come out of  flush only
   2272 * after returning all the buffers or at reset
   2273 *
   2274 * @par Description:
   2275 *  Sets the decoder in flush mode
   2276 *
   2277 * @param[in] ps_codec_obj
   2278 *  Pointer to codec object at API level
   2279 *
   2280 * @param[in] pv_api_ip
   2281 *  Pointer to input argument structure
   2282 *
   2283 * @param[out] pv_api_op
   2284 *  Pointer to output argument structure
   2285 *
   2286 * @returns  Status
   2287 *
   2288 * @remarks
   2289 *
   2290 *
   2291 *******************************************************************************
   2292 */
   2293 WORD32 ihevcd_set_flush_mode(iv_obj_t *ps_codec_obj,
   2294                              void *pv_api_ip,
   2295                              void *pv_api_op)
   2296 {
   2297 
   2298     codec_t *ps_codec;
   2299     ivd_ctl_flush_op_t *ps_ctl_op = (ivd_ctl_flush_op_t *)pv_api_op;
   2300     UNUSED(pv_api_ip);
   2301     ps_codec = (codec_t *)(ps_codec_obj->pv_codec_handle);
   2302 
   2303     /* Signal flush frame control call */
   2304     ps_codec->i4_flush_mode = 1;
   2305 
   2306     ps_ctl_op->u4_error_code = 0;
   2307 
   2308     /* Set pic count to zero, so that decoder starts buffering again */
   2309     /* once it comes out of flush mode */
   2310     ps_codec->u4_pic_cnt = 0;
   2311     ps_codec->u4_disp_cnt = 0;
   2312     return IV_SUCCESS;
   2313 
   2314 
   2315 }
   2316 
   2317 /**
   2318 *******************************************************************************
   2319 *
   2320 * @brief
   2321 *  Gets decoder status and buffer requirements
   2322 *
   2323 * @par Description:
   2324 *  Gets the decoder status
   2325 *
   2326 * @param[in] ps_codec_obj
   2327 *  Pointer to codec object at API level
   2328 *
   2329 * @param[in] pv_api_ip
   2330 *  Pointer to input argument structure
   2331 *
   2332 * @param[out] pv_api_op
   2333 *  Pointer to output argument structure
   2334 *
   2335 * @returns  Status
   2336 *
   2337 * @remarks
   2338 *
   2339 *
   2340 *******************************************************************************
   2341 */
   2342 
   2343 WORD32 ihevcd_get_status(iv_obj_t *ps_codec_obj,
   2344                          void *pv_api_ip,
   2345                          void *pv_api_op)
   2346 {
   2347 
   2348     WORD32 i;
   2349     codec_t *ps_codec;
   2350     WORD32 wd, ht;
   2351     ivd_ctl_getstatus_op_t *ps_ctl_op = (ivd_ctl_getstatus_op_t *)pv_api_op;
   2352 
   2353     UNUSED(pv_api_ip);
   2354 
   2355     ps_ctl_op->u4_error_code = 0;
   2356 
   2357     ps_codec = (codec_t *)(ps_codec_obj->pv_codec_handle);
   2358 
   2359     ps_ctl_op->u4_min_num_in_bufs = MIN_IN_BUFS;
   2360     if(ps_codec->e_chroma_fmt == IV_YUV_420P)
   2361         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_420;
   2362     else if(ps_codec->e_chroma_fmt == IV_YUV_422ILE)
   2363         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_422ILE;
   2364     else if(ps_codec->e_chroma_fmt == IV_RGB_565)
   2365         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_RGB565;
   2366     else if(ps_codec->e_chroma_fmt == IV_RGBA_8888)
   2367         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_RGBA8888;
   2368     else if((ps_codec->e_chroma_fmt == IV_YUV_420SP_UV)
   2369                     || (ps_codec->e_chroma_fmt == IV_YUV_420SP_VU))
   2370         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_420SP;
   2371 
   2372     ps_ctl_op->u4_num_disp_bufs = 1;
   2373 
   2374     for(i = 0; i < (WORD32)ps_ctl_op->u4_min_num_in_bufs; i++)
   2375     {
   2376         wd = ALIGN64(ps_codec->i4_wd);
   2377         ht = ALIGN64(ps_codec->i4_ht);
   2378         ps_ctl_op->u4_min_in_buf_size[i] = MAX((wd * ht), MIN_BITSBUF_SIZE);
   2379     }
   2380 
   2381     wd = ps_codec->i4_wd;
   2382     ht = ps_codec->i4_ht;
   2383 
   2384     if(ps_codec->i4_sps_done)
   2385     {
   2386         if(0 == ps_codec->i4_share_disp_buf)
   2387         {
   2388             wd = ps_codec->i4_disp_wd;
   2389             ht = ps_codec->i4_disp_ht;
   2390 
   2391         }
   2392         else
   2393         {
   2394             wd = ps_codec->i4_disp_strd;
   2395             ht = ps_codec->i4_ht + PAD_HT;
   2396         }
   2397     }
   2398 
   2399     if(ps_codec->i4_disp_strd > wd)
   2400         wd = ps_codec->i4_disp_strd;
   2401 
   2402     if(0 == ps_codec->i4_share_disp_buf)
   2403         ps_ctl_op->u4_num_disp_bufs = 1;
   2404     else
   2405     {
   2406         if(ps_codec->i4_sps_done)
   2407         {
   2408             sps_t *ps_sps = (ps_codec->s_parse.ps_sps_base + ps_codec->i4_sps_id);
   2409             WORD32 reorder_pic_cnt, ref_pic_cnt;
   2410             reorder_pic_cnt = 0;
   2411             if(ps_codec->e_frm_out_mode != IVD_DECODE_FRAME_OUT)
   2412                 reorder_pic_cnt = ps_sps->ai1_sps_max_num_reorder_pics[ps_sps->i1_sps_max_sub_layers - 1];
   2413             ref_pic_cnt = ps_sps->ai1_sps_max_dec_pic_buffering[ps_sps->i1_sps_max_sub_layers - 1];
   2414 
   2415             ps_ctl_op->u4_num_disp_bufs = reorder_pic_cnt;
   2416 
   2417             ps_ctl_op->u4_num_disp_bufs += ref_pic_cnt + 1;
   2418         }
   2419         else
   2420         {
   2421             ps_ctl_op->u4_num_disp_bufs = MAX_REF_CNT;
   2422         }
   2423 
   2424         ps_ctl_op->u4_num_disp_bufs = MIN(
   2425                         ps_ctl_op->u4_num_disp_bufs, 32);
   2426     }
   2427 
   2428     /*!*/
   2429     if(ps_codec->e_chroma_fmt == IV_YUV_420P)
   2430     {
   2431         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht);
   2432         ps_ctl_op->u4_min_out_buf_size[1] = (wd * ht) >> 2;
   2433         ps_ctl_op->u4_min_out_buf_size[2] = (wd * ht) >> 2;
   2434     }
   2435     else if(ps_codec->e_chroma_fmt == IV_YUV_422ILE)
   2436     {
   2437         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht) * 2;
   2438         ps_ctl_op->u4_min_out_buf_size[1] =
   2439                         ps_ctl_op->u4_min_out_buf_size[2] = 0;
   2440     }
   2441     else if(ps_codec->e_chroma_fmt == IV_RGB_565)
   2442     {
   2443         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht) * 2;
   2444         ps_ctl_op->u4_min_out_buf_size[1] =
   2445                         ps_ctl_op->u4_min_out_buf_size[2] = 0;
   2446     }
   2447     else if(ps_codec->e_chroma_fmt == IV_RGBA_8888)
   2448     {
   2449         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht) * 4;
   2450         ps_ctl_op->u4_min_out_buf_size[1] =
   2451                         ps_ctl_op->u4_min_out_buf_size[2] = 0;
   2452     }
   2453     else if((ps_codec->e_chroma_fmt == IV_YUV_420SP_UV)
   2454                     || (ps_codec->e_chroma_fmt == IV_YUV_420SP_VU))
   2455     {
   2456         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht);
   2457         ps_ctl_op->u4_min_out_buf_size[1] = (wd * ht) >> 1;
   2458         ps_ctl_op->u4_min_out_buf_size[2] = 0;
   2459     }
   2460     ps_ctl_op->u4_pic_ht = ht;
   2461     ps_ctl_op->u4_pic_wd = wd;
   2462     ps_ctl_op->u4_frame_rate = 30000;
   2463     ps_ctl_op->u4_bit_rate = 1000000;
   2464     ps_ctl_op->e_content_type = IV_PROGRESSIVE;
   2465     ps_ctl_op->e_output_chroma_format = ps_codec->e_chroma_fmt;
   2466     ps_codec->i4_num_disp_bufs = ps_ctl_op->u4_num_disp_bufs;
   2467 
   2468     if(ps_ctl_op->u4_size == sizeof(ihevcd_cxa_ctl_getstatus_op_t))
   2469     {
   2470         ihevcd_cxa_ctl_getstatus_op_t *ps_ext_ctl_op = (ihevcd_cxa_ctl_getstatus_op_t *)ps_ctl_op;
   2471         ps_ext_ctl_op->u4_coded_pic_wd = ps_codec->i4_wd;
   2472         ps_ext_ctl_op->u4_coded_pic_wd = ps_codec->i4_ht;
   2473     }
   2474     return IV_SUCCESS;
   2475 }
   2476 /**
   2477 *******************************************************************************
   2478 *
   2479 * @brief
   2480 *  Gets decoder buffer requirements
   2481 *
   2482 * @par Description:
   2483 *  Gets the decoder buffer requirements. If called before  header decoder,
   2484 * buffer requirements are based on max_wd  and max_ht else actual width and
   2485 * height will be used
   2486 *
   2487 * @param[in] ps_codec_obj
   2488 *  Pointer to codec object at API level
   2489 *
   2490 * @param[in] pv_api_ip
   2491 *  Pointer to input argument structure
   2492 *
   2493 * @param[out] pv_api_op
   2494 *  Pointer to output argument structure
   2495 *
   2496 * @returns  Status
   2497 *
   2498 * @remarks
   2499 *
   2500 *
   2501 *******************************************************************************
   2502 */
   2503 WORD32 ihevcd_get_buf_info(iv_obj_t *ps_codec_obj,
   2504                            void *pv_api_ip,
   2505                            void *pv_api_op)
   2506 {
   2507 
   2508     codec_t *ps_codec;
   2509     UWORD32 i = 0;
   2510     WORD32 wd, ht;
   2511     ivd_ctl_getbufinfo_op_t *ps_ctl_op =
   2512                     (ivd_ctl_getbufinfo_op_t *)pv_api_op;
   2513 
   2514     UNUSED(pv_api_ip);
   2515     ps_ctl_op->u4_error_code = 0;
   2516 
   2517     ps_codec = (codec_t *)(ps_codec_obj->pv_codec_handle);
   2518 
   2519     ps_ctl_op->u4_min_num_in_bufs = MIN_IN_BUFS;
   2520     if(ps_codec->e_chroma_fmt == IV_YUV_420P)
   2521         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_420;
   2522     else if(ps_codec->e_chroma_fmt == IV_YUV_422ILE)
   2523         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_422ILE;
   2524     else if(ps_codec->e_chroma_fmt == IV_RGB_565)
   2525         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_RGB565;
   2526     else if(ps_codec->e_chroma_fmt == IV_RGBA_8888)
   2527         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_RGBA8888;
   2528     else if((ps_codec->e_chroma_fmt == IV_YUV_420SP_UV)
   2529                     || (ps_codec->e_chroma_fmt == IV_YUV_420SP_VU))
   2530         ps_ctl_op->u4_min_num_out_bufs = MIN_OUT_BUFS_420SP;
   2531 
   2532     ps_ctl_op->u4_num_disp_bufs = 1;
   2533 
   2534     for(i = 0; i < ps_ctl_op->u4_min_num_in_bufs; i++)
   2535     {
   2536         wd = ALIGN64(ps_codec->i4_wd);
   2537         ht = ALIGN64(ps_codec->i4_ht);
   2538 
   2539         ps_ctl_op->u4_min_in_buf_size[i] = MAX((wd * ht), MIN_BITSBUF_SIZE);
   2540     }
   2541 
   2542     wd = 0;
   2543     ht = 0;
   2544 
   2545     if(ps_codec->i4_sps_done)
   2546     {
   2547         if(0 == ps_codec->i4_share_disp_buf)
   2548         {
   2549             wd = ps_codec->i4_disp_wd;
   2550             ht = ps_codec->i4_disp_ht;
   2551 
   2552         }
   2553         else
   2554         {
   2555             wd = ps_codec->i4_disp_strd;
   2556             ht = ps_codec->i4_ht + PAD_HT;
   2557         }
   2558     }
   2559     else
   2560     {
   2561         if(1 == ps_codec->i4_share_disp_buf)
   2562         {
   2563             wd = ALIGN32(wd + PAD_WD);
   2564             ht += PAD_HT;
   2565         }
   2566     }
   2567 
   2568     if(ps_codec->i4_disp_strd > wd)
   2569         wd = ps_codec->i4_disp_strd;
   2570 
   2571     if(0 == ps_codec->i4_share_disp_buf)
   2572         ps_ctl_op->u4_num_disp_bufs = 1;
   2573     else
   2574     {
   2575         if(ps_codec->i4_sps_done)
   2576         {
   2577             sps_t *ps_sps = (ps_codec->s_parse.ps_sps_base + ps_codec->i4_sps_id);
   2578             WORD32 reorder_pic_cnt, ref_pic_cnt;
   2579             reorder_pic_cnt = 0;
   2580             if(ps_codec->e_frm_out_mode != IVD_DECODE_FRAME_OUT)
   2581                 reorder_pic_cnt = ps_sps->ai1_sps_max_num_reorder_pics[ps_sps->i1_sps_max_sub_layers - 1];
   2582             ref_pic_cnt = ps_sps->ai1_sps_max_dec_pic_buffering[ps_sps->i1_sps_max_sub_layers - 1];
   2583 
   2584             ps_ctl_op->u4_num_disp_bufs = reorder_pic_cnt;
   2585 
   2586             ps_ctl_op->u4_num_disp_bufs += ref_pic_cnt + 1;
   2587         }
   2588         else
   2589         {
   2590             ps_ctl_op->u4_num_disp_bufs = MAX_REF_CNT;
   2591         }
   2592 
   2593         ps_ctl_op->u4_num_disp_bufs = MIN(
   2594                         ps_ctl_op->u4_num_disp_bufs, 32);
   2595 
   2596     }
   2597 
   2598     /*!*/
   2599     if(ps_codec->e_chroma_fmt == IV_YUV_420P)
   2600     {
   2601         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht);
   2602         ps_ctl_op->u4_min_out_buf_size[1] = (wd * ht) >> 2;
   2603         ps_ctl_op->u4_min_out_buf_size[2] = (wd * ht) >> 2;
   2604     }
   2605     else if(ps_codec->e_chroma_fmt == IV_YUV_422ILE)
   2606     {
   2607         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht) * 2;
   2608         ps_ctl_op->u4_min_out_buf_size[1] =
   2609                         ps_ctl_op->u4_min_out_buf_size[2] = 0;
   2610     }
   2611     else if(ps_codec->e_chroma_fmt == IV_RGB_565)
   2612     {
   2613         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht) * 2;
   2614         ps_ctl_op->u4_min_out_buf_size[1] =
   2615                         ps_ctl_op->u4_min_out_buf_size[2] = 0;
   2616     }
   2617     else if(ps_codec->e_chroma_fmt == IV_RGBA_8888)
   2618     {
   2619         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht) * 4;
   2620         ps_ctl_op->u4_min_out_buf_size[1] =
   2621                         ps_ctl_op->u4_min_out_buf_size[2] = 0;
   2622     }
   2623     else if((ps_codec->e_chroma_fmt == IV_YUV_420SP_UV)
   2624                     || (ps_codec->e_chroma_fmt == IV_YUV_420SP_VU))
   2625     {
   2626         ps_ctl_op->u4_min_out_buf_size[0] = (wd * ht);
   2627         ps_ctl_op->u4_min_out_buf_size[1] = (wd * ht) >> 1;
   2628         ps_ctl_op->u4_min_out_buf_size[2] = 0;
   2629     }
   2630     ps_codec->i4_num_disp_bufs = ps_ctl_op->u4_num_disp_bufs;
   2631 
   2632     return IV_SUCCESS;
   2633 }
   2634 
   2635 
   2636 /**
   2637 *******************************************************************************
   2638 *
   2639 * @brief
   2640 *  Sets dynamic parameters
   2641 *
   2642 * @par Description:
   2643 *  Sets dynamic parameters. Note Frame skip, decode header  mode are dynamic
   2644 *  Dynamic change in stride is not  supported
   2645 *
   2646 * @param[in] ps_codec_obj
   2647 *  Pointer to codec object at API level
   2648 *
   2649 * @param[in] pv_api_ip
   2650 *  Pointer to input argument structure
   2651 *
   2652 * @param[out] pv_api_op
   2653 *  Pointer to output argument structure
   2654 *
   2655 * @returns  Status
   2656 *
   2657 * @remarks
   2658 *
   2659 *
   2660 *******************************************************************************
   2661 */
   2662 WORD32 ihevcd_set_params(iv_obj_t *ps_codec_obj,
   2663                          void *pv_api_ip,
   2664                          void *pv_api_op)
   2665 {
   2666 
   2667     codec_t *ps_codec;
   2668     WORD32 ret = IV_SUCCESS;
   2669     WORD32 strd;
   2670     ivd_ctl_set_config_ip_t *s_ctl_dynparams_ip =
   2671                     (ivd_ctl_set_config_ip_t *)pv_api_ip;
   2672     ivd_ctl_set_config_op_t *s_ctl_dynparams_op =
   2673                     (ivd_ctl_set_config_op_t *)pv_api_op;
   2674 
   2675     ps_codec = (codec_t *)(ps_codec_obj->pv_codec_handle);
   2676 
   2677     s_ctl_dynparams_op->u4_error_code = 0;
   2678 
   2679     ps_codec->e_pic_skip_mode = s_ctl_dynparams_ip->e_frm_skip_mode;
   2680 
   2681     if(s_ctl_dynparams_ip->e_frm_skip_mode != IVD_SKIP_NONE)
   2682     {
   2683 
   2684         if((s_ctl_dynparams_ip->e_frm_skip_mode != IVD_SKIP_P) &&
   2685            (s_ctl_dynparams_ip->e_frm_skip_mode != IVD_SKIP_B) &&
   2686            (s_ctl_dynparams_ip->e_frm_skip_mode != IVD_SKIP_PB))
   2687         {
   2688             s_ctl_dynparams_op->u4_error_code = (1 << IVD_UNSUPPORTEDPARAM);
   2689             ret = IV_FAIL;
   2690         }
   2691     }
   2692 
   2693     strd = ps_codec->i4_disp_strd;
   2694     if(1 == ps_codec->i4_share_disp_buf)
   2695     {
   2696         strd = ps_codec->i4_strd;
   2697     }
   2698 
   2699 
   2700     {
   2701         if((WORD32)s_ctl_dynparams_ip->u4_disp_wd >= ps_codec->i4_disp_wd)
   2702         {
   2703             strd = s_ctl_dynparams_ip->u4_disp_wd;
   2704         }
   2705         else if(0 == ps_codec->i4_sps_done)
   2706         {
   2707             strd = s_ctl_dynparams_ip->u4_disp_wd;
   2708         }
   2709         else if(s_ctl_dynparams_ip->u4_disp_wd == 0)
   2710         {
   2711             strd = ps_codec->i4_disp_strd;
   2712         }
   2713         else
   2714         {
   2715             strd = 0;
   2716             s_ctl_dynparams_op->u4_error_code |= (1 << IVD_UNSUPPORTEDPARAM);
   2717             s_ctl_dynparams_op->u4_error_code |= IHEVCD_INVALID_DISP_STRD;
   2718             ret = IV_FAIL;
   2719         }
   2720     }
   2721 
   2722     ps_codec->i4_disp_strd = strd;
   2723     if(1 == ps_codec->i4_share_disp_buf)
   2724     {
   2725         ps_codec->i4_strd = strd;
   2726     }
   2727 
   2728     if(s_ctl_dynparams_ip->e_vid_dec_mode == IVD_DECODE_FRAME)
   2729         ps_codec->i4_header_mode = 0;
   2730     else if(s_ctl_dynparams_ip->e_vid_dec_mode == IVD_DECODE_HEADER)
   2731         ps_codec->i4_header_mode = 1;
   2732     else
   2733     {
   2734 
   2735         s_ctl_dynparams_op->u4_error_code = (1 << IVD_UNSUPPORTEDPARAM);
   2736         ps_codec->i4_header_mode = 1;
   2737         ret = IV_FAIL;
   2738     }
   2739 
   2740     ps_codec->e_frm_out_mode = IVD_DISPLAY_FRAME_OUT;
   2741 
   2742     if((s_ctl_dynparams_ip->e_frm_out_mode != IVD_DECODE_FRAME_OUT) &&
   2743        (s_ctl_dynparams_ip->e_frm_out_mode != IVD_DISPLAY_FRAME_OUT))
   2744     {
   2745         s_ctl_dynparams_op->u4_error_code = (1 << IVD_UNSUPPORTEDPARAM);
   2746         ret = IV_FAIL;
   2747     }
   2748     ps_codec->e_frm_out_mode = s_ctl_dynparams_ip->e_frm_out_mode;
   2749 
   2750     return ret;
   2751 
   2752 }
   2753 /**
   2754 *******************************************************************************
   2755 *
   2756 * @brief
   2757 *  Resets the decoder state
   2758 *
   2759 * @par Description:
   2760 *  Resets the decoder state by calling ihevcd_init()
   2761 *
   2762 * @param[in] ps_codec_obj
   2763 *  Pointer to codec object at API level
   2764 *
   2765 * @param[in] pv_api_ip
   2766 *  Pointer to input argument structure
   2767 *
   2768 * @param[out] pv_api_op
   2769 *  Pointer to output argument structure
   2770 *
   2771 * @returns  Status
   2772 *
   2773 * @remarks
   2774 *
   2775 *
   2776 *******************************************************************************
   2777 */
   2778 WORD32 ihevcd_reset(iv_obj_t *ps_codec_obj, void *pv_api_ip, void *pv_api_op)
   2779 {
   2780     codec_t *ps_codec;
   2781     ivd_ctl_reset_op_t *s_ctl_reset_op = (ivd_ctl_reset_op_t *)pv_api_op;
   2782     UNUSED(pv_api_ip);
   2783     ps_codec = (codec_t *)(ps_codec_obj->pv_codec_handle);
   2784 
   2785     if(ps_codec != NULL)
   2786     {
   2787         DEBUG("\nReset called \n");
   2788         ihevcd_init(ps_codec);
   2789     }
   2790     else
   2791     {
   2792         DEBUG("\nReset called without Initializing the decoder\n");
   2793         s_ctl_reset_op->u4_error_code = IHEVCD_INIT_NOT_DONE;
   2794     }
   2795 
   2796     return IV_SUCCESS;
   2797 }
   2798 
   2799 /**
   2800 *******************************************************************************
   2801 *
   2802 * @brief
   2803 *  Releases display buffer from application to codec  to signal to the codec
   2804 * that it can write to this buffer  if required. Till release is called,
   2805 * codec can not write  to this buffer
   2806 *
   2807 * @par Description:
   2808 *  Marks the buffer as display done
   2809 *
   2810 * @param[in] ps_codec_obj
   2811 *  Pointer to codec object at API level
   2812 *
   2813 * @param[in] pv_api_ip
   2814 *  Pointer to input argument structure
   2815 *
   2816 * @param[out] pv_api_op
   2817 *  Pointer to output argument structure
   2818 *
   2819 * @returns  Status
   2820 *
   2821 * @remarks
   2822 *
   2823 *
   2824 *******************************************************************************
   2825 */
   2826 
   2827 WORD32 ihevcd_rel_display_frame(iv_obj_t *ps_codec_obj,
   2828                                 void *pv_api_ip,
   2829                                 void *pv_api_op)
   2830 {
   2831 
   2832     ivd_rel_display_frame_ip_t *ps_dec_rel_disp_ip;
   2833     ivd_rel_display_frame_op_t *ps_dec_rel_disp_op;
   2834 
   2835     codec_t *ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   2836 
   2837     ps_dec_rel_disp_ip = (ivd_rel_display_frame_ip_t *)pv_api_ip;
   2838     ps_dec_rel_disp_op = (ivd_rel_display_frame_op_t *)pv_api_op;
   2839 
   2840     UNUSED(ps_dec_rel_disp_op);
   2841 
   2842     if(0 == ps_codec->i4_share_disp_buf)
   2843     {
   2844         return IV_SUCCESS;
   2845     }
   2846 
   2847     ihevc_buf_mgr_release((buf_mgr_t *)ps_codec->pv_pic_buf_mgr, ps_dec_rel_disp_ip->u4_disp_buf_id, BUF_MGR_DISP);
   2848 
   2849     return IV_SUCCESS;
   2850 }
   2851 /**
   2852 *******************************************************************************
   2853 *
   2854 * @brief
   2855 *  Sets degrade params
   2856 *
   2857 * @par Description:
   2858 *  Sets degrade params.
   2859 *  Refer to ihevcd_cxa_ctl_degrade_ip_t definition for details
   2860 *
   2861 * @param[in] ps_codec_obj
   2862 *  Pointer to codec object at API level
   2863 *
   2864 * @param[in] pv_api_ip
   2865 *  Pointer to input argument structure
   2866 *
   2867 * @param[out] pv_api_op
   2868 *  Pointer to output argument structure
   2869 *
   2870 * @returns  Status
   2871 *
   2872 * @remarks
   2873 *
   2874 *
   2875 *******************************************************************************
   2876 */
   2877 
   2878 WORD32 ihevcd_set_degrade(iv_obj_t *ps_codec_obj,
   2879                           void *pv_api_ip,
   2880                           void *pv_api_op)
   2881 {
   2882     ihevcd_cxa_ctl_degrade_ip_t *ps_ip;
   2883     ihevcd_cxa_ctl_degrade_op_t *ps_op;
   2884     codec_t *ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   2885 
   2886     ps_ip = (ihevcd_cxa_ctl_degrade_ip_t *)pv_api_ip;
   2887     ps_op = (ihevcd_cxa_ctl_degrade_op_t *)pv_api_op;
   2888 
   2889     ps_codec->i4_degrade_type = ps_ip->i4_degrade_type;
   2890     ps_codec->i4_nondegrade_interval = ps_ip->i4_nondegrade_interval;
   2891     ps_codec->i4_degrade_pics = ps_ip->i4_degrade_pics;
   2892 
   2893     ps_op->u4_error_code = 0;
   2894     ps_codec->i4_degrade_pic_cnt = 0;
   2895 
   2896     return IV_SUCCESS;
   2897 }
   2898 
   2899 
   2900 /**
   2901 *******************************************************************************
   2902 *
   2903 * @brief
   2904 *  Gets frame dimensions/offsets
   2905 *
   2906 * @par Description:
   2907 *  Gets frame buffer chararacteristics such a x & y offsets  display and
   2908 * buffer dimensions
   2909 *
   2910 * @param[in] ps_codec_obj
   2911 *  Pointer to codec object at API level
   2912 *
   2913 * @param[in] pv_api_ip
   2914 *  Pointer to input argument structure
   2915 *
   2916 * @param[out] pv_api_op
   2917 *  Pointer to output argument structure
   2918 *
   2919 * @returns  Status
   2920 *
   2921 * @remarks
   2922 *
   2923 *
   2924 *******************************************************************************
   2925 */
   2926 
   2927 WORD32 ihevcd_get_frame_dimensions(iv_obj_t *ps_codec_obj,
   2928                                    void *pv_api_ip,
   2929                                    void *pv_api_op)
   2930 {
   2931     ihevcd_cxa_ctl_get_frame_dimensions_ip_t *ps_ip;
   2932     ihevcd_cxa_ctl_get_frame_dimensions_op_t *ps_op;
   2933     codec_t *ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   2934     WORD32 disp_wd, disp_ht, buffer_wd, buffer_ht, x_offset, y_offset;
   2935     ps_ip = (ihevcd_cxa_ctl_get_frame_dimensions_ip_t *)pv_api_ip;
   2936     ps_op = (ihevcd_cxa_ctl_get_frame_dimensions_op_t *)pv_api_op;
   2937     UNUSED(ps_ip);
   2938     if(ps_codec->i4_sps_done)
   2939     {
   2940         disp_wd = ps_codec->i4_disp_wd;
   2941         disp_ht = ps_codec->i4_disp_ht;
   2942 
   2943         if(0 == ps_codec->i4_share_disp_buf)
   2944         {
   2945             buffer_wd = disp_wd;
   2946             buffer_ht = disp_ht;
   2947         }
   2948         else
   2949         {
   2950             buffer_wd = ps_codec->i4_strd;
   2951             buffer_ht = ps_codec->i4_ht + PAD_HT;
   2952         }
   2953     }
   2954     else
   2955     {
   2956 
   2957         disp_wd = 0;
   2958         disp_ht = 0;
   2959 
   2960         if(0 == ps_codec->i4_share_disp_buf)
   2961         {
   2962             buffer_wd = disp_wd;
   2963             buffer_ht = disp_ht;
   2964         }
   2965         else
   2966         {
   2967             buffer_wd = ALIGN16(disp_wd) + PAD_WD;
   2968             buffer_ht = ALIGN16(disp_ht) + PAD_HT;
   2969 
   2970         }
   2971     }
   2972     if(ps_codec->i4_strd > buffer_wd)
   2973         buffer_wd = ps_codec->i4_strd;
   2974 
   2975     if(0 == ps_codec->i4_share_disp_buf)
   2976     {
   2977         x_offset = 0;
   2978         y_offset = 0;
   2979     }
   2980     else
   2981     {
   2982         y_offset = PAD_TOP;
   2983         x_offset = PAD_LEFT;
   2984     }
   2985 
   2986     ps_op->u4_disp_wd[0] = disp_wd;
   2987     ps_op->u4_disp_ht[0] = disp_ht;
   2988     ps_op->u4_buffer_wd[0] = buffer_wd;
   2989     ps_op->u4_buffer_ht[0] = buffer_ht;
   2990     ps_op->u4_x_offset[0] = x_offset;
   2991     ps_op->u4_y_offset[0] = y_offset;
   2992 
   2993     ps_op->u4_disp_wd[1] = ps_op->u4_disp_wd[2] = ((ps_op->u4_disp_wd[0] + 1)
   2994                     >> 1);
   2995     ps_op->u4_disp_ht[1] = ps_op->u4_disp_ht[2] = ((ps_op->u4_disp_ht[0] + 1)
   2996                     >> 1);
   2997     ps_op->u4_buffer_wd[1] = ps_op->u4_buffer_wd[2] = (ps_op->u4_buffer_wd[0]
   2998                     >> 1);
   2999     ps_op->u4_buffer_ht[1] = ps_op->u4_buffer_ht[2] = (ps_op->u4_buffer_ht[0]
   3000                     >> 1);
   3001     ps_op->u4_x_offset[1] = ps_op->u4_x_offset[2] = (ps_op->u4_x_offset[0]
   3002                     >> 1);
   3003     ps_op->u4_y_offset[1] = ps_op->u4_y_offset[2] = (ps_op->u4_y_offset[0]
   3004                     >> 1);
   3005 
   3006     if((ps_codec->e_chroma_fmt == IV_YUV_420SP_UV)
   3007                     || (ps_codec->e_chroma_fmt == IV_YUV_420SP_VU))
   3008     {
   3009         ps_op->u4_disp_wd[2] = 0;
   3010         ps_op->u4_disp_ht[2] = 0;
   3011         ps_op->u4_buffer_wd[2] = 0;
   3012         ps_op->u4_buffer_ht[2] = 0;
   3013         ps_op->u4_x_offset[2] = 0;
   3014         ps_op->u4_y_offset[2] = 0;
   3015 
   3016         ps_op->u4_disp_wd[1] <<= 1;
   3017         ps_op->u4_buffer_wd[1] <<= 1;
   3018         ps_op->u4_x_offset[1] <<= 1;
   3019     }
   3020 
   3021     return IV_SUCCESS;
   3022 
   3023 }
   3024 
   3025 
   3026 /**
   3027 *******************************************************************************
   3028 *
   3029 * @brief
   3030 *  Gets vui parameters
   3031 *
   3032 * @par Description:
   3033 *  Gets VUI parameters
   3034 *
   3035 * @param[in] ps_codec_obj
   3036 *  Pointer to codec object at API level
   3037 *
   3038 * @param[in] pv_api_ip
   3039 *  Pointer to input argument structure
   3040 *
   3041 * @param[out] pv_api_op
   3042 *  Pointer to output argument structure
   3043 *
   3044 * @returns  Status
   3045 *
   3046 * @remarks
   3047 *
   3048 *
   3049 *******************************************************************************
   3050 */
   3051 WORD32 ihevcd_get_vui_params(iv_obj_t *ps_codec_obj,
   3052                              void *pv_api_ip,
   3053                              void *pv_api_op)
   3054 {
   3055     ihevcd_cxa_ctl_get_vui_params_ip_t *ps_ip;
   3056     ihevcd_cxa_ctl_get_vui_params_op_t *ps_op;
   3057     codec_t *ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   3058     sps_t *ps_sps;
   3059     vui_t *ps_vui;
   3060     WORD32 i;
   3061 
   3062     ps_ip = (ihevcd_cxa_ctl_get_vui_params_ip_t *)pv_api_ip;
   3063     ps_op = (ihevcd_cxa_ctl_get_vui_params_op_t *)pv_api_op;
   3064 
   3065     if(0 == ps_codec->i4_sps_done)
   3066     {
   3067         ps_op->u4_error_code = IHEVCD_VUI_PARAMS_NOT_FOUND;
   3068         return IV_FAIL;
   3069     }
   3070 
   3071     ps_sps = ps_codec->s_parse.ps_sps;
   3072     if(0 == ps_sps->i1_sps_valid || 0 == ps_sps->i1_vui_parameters_present_flag)
   3073     {
   3074         WORD32 sps_idx = 0;
   3075         ps_sps = ps_codec->ps_sps_base;
   3076 
   3077         while((0 == ps_sps->i1_sps_valid) || (0 == ps_sps->i1_vui_parameters_present_flag))
   3078         {
   3079             sps_idx++;
   3080             ps_sps++;
   3081 
   3082             if(sps_idx == MAX_SPS_CNT - 1)
   3083             {
   3084                 ps_op->u4_error_code = IHEVCD_VUI_PARAMS_NOT_FOUND;
   3085                 return IV_FAIL;
   3086             }
   3087         }
   3088     }
   3089 
   3090     ps_vui = &ps_sps->s_vui_parameters;
   3091     UNUSED(ps_ip);
   3092 
   3093     ps_op->u1_aspect_ratio_info_present_flag         =  ps_vui->u1_aspect_ratio_info_present_flag;
   3094     ps_op->u1_aspect_ratio_idc                       =  ps_vui->u1_aspect_ratio_idc;
   3095     ps_op->u2_sar_width                              =  ps_vui->u2_sar_width;
   3096     ps_op->u2_sar_height                             =  ps_vui->u2_sar_height;
   3097     ps_op->u1_overscan_info_present_flag             =  ps_vui->u1_overscan_info_present_flag;
   3098     ps_op->u1_overscan_appropriate_flag              =  ps_vui->u1_overscan_appropriate_flag;
   3099     ps_op->u1_video_signal_type_present_flag         =  ps_vui->u1_video_signal_type_present_flag;
   3100     ps_op->u1_video_format                           =  ps_vui->u1_video_format;
   3101     ps_op->u1_video_full_range_flag                  =  ps_vui->u1_video_full_range_flag;
   3102     ps_op->u1_colour_description_present_flag        =  ps_vui->u1_colour_description_present_flag;
   3103     ps_op->u1_colour_primaries                       =  ps_vui->u1_colour_primaries;
   3104     ps_op->u1_transfer_characteristics               =  ps_vui->u1_transfer_characteristics;
   3105     ps_op->u1_matrix_coefficients                    =  ps_vui->u1_matrix_coefficients;
   3106     ps_op->u1_chroma_loc_info_present_flag           =  ps_vui->u1_chroma_loc_info_present_flag;
   3107     ps_op->u1_chroma_sample_loc_type_top_field       =  ps_vui->u1_chroma_sample_loc_type_top_field;
   3108     ps_op->u1_chroma_sample_loc_type_bottom_field    =  ps_vui->u1_chroma_sample_loc_type_bottom_field;
   3109     ps_op->u1_neutral_chroma_indication_flag         =  ps_vui->u1_neutral_chroma_indication_flag;
   3110     ps_op->u1_field_seq_flag                         =  ps_vui->u1_field_seq_flag;
   3111     ps_op->u1_frame_field_info_present_flag          =  ps_vui->u1_frame_field_info_present_flag;
   3112     ps_op->u1_default_display_window_flag            =  ps_vui->u1_default_display_window_flag;
   3113     ps_op->u4_def_disp_win_left_offset               =  ps_vui->u4_def_disp_win_left_offset;
   3114     ps_op->u4_def_disp_win_right_offset              =  ps_vui->u4_def_disp_win_right_offset;
   3115     ps_op->u4_def_disp_win_top_offset                =  ps_vui->u4_def_disp_win_top_offset;
   3116     ps_op->u4_def_disp_win_bottom_offset             =  ps_vui->u4_def_disp_win_bottom_offset;
   3117     ps_op->u1_vui_hrd_parameters_present_flag        =  ps_vui->u1_vui_hrd_parameters_present_flag;
   3118     ps_op->u1_vui_timing_info_present_flag           =  ps_vui->u1_vui_timing_info_present_flag;
   3119     ps_op->u4_vui_num_units_in_tick                  =  ps_vui->u4_vui_num_units_in_tick;
   3120     ps_op->u4_vui_time_scale                         =  ps_vui->u4_vui_time_scale;
   3121     ps_op->u1_poc_proportional_to_timing_flag        =  ps_vui->u1_poc_proportional_to_timing_flag;
   3122     ps_op->u1_num_ticks_poc_diff_one_minus1          =  ps_vui->u1_num_ticks_poc_diff_one_minus1;
   3123     ps_op->u1_bitstream_restriction_flag             =  ps_vui->u1_bitstream_restriction_flag;
   3124     ps_op->u1_tiles_fixed_structure_flag             =  ps_vui->u1_tiles_fixed_structure_flag;
   3125     ps_op->u1_motion_vectors_over_pic_boundaries_flag =  ps_vui->u1_motion_vectors_over_pic_boundaries_flag;
   3126     ps_op->u1_restricted_ref_pic_lists_flag          =  ps_vui->u1_restricted_ref_pic_lists_flag;
   3127     ps_op->u4_min_spatial_segmentation_idc           =  ps_vui->u4_min_spatial_segmentation_idc;
   3128     ps_op->u1_max_bytes_per_pic_denom                =  ps_vui->u1_max_bytes_per_pic_denom;
   3129     ps_op->u1_max_bits_per_mincu_denom               =  ps_vui->u1_max_bits_per_mincu_denom;
   3130     ps_op->u1_log2_max_mv_length_horizontal          =  ps_vui->u1_log2_max_mv_length_horizontal;
   3131     ps_op->u1_log2_max_mv_length_vertical            =  ps_vui->u1_log2_max_mv_length_vertical;
   3132 
   3133 
   3134     /* HRD parameters */
   3135     ps_op->u1_timing_info_present_flag                         =    ps_vui->s_vui_hrd_parameters.u1_timing_info_present_flag;
   3136     ps_op->u4_num_units_in_tick                                =    ps_vui->s_vui_hrd_parameters.u4_num_units_in_tick;
   3137     ps_op->u4_time_scale                                       =    ps_vui->s_vui_hrd_parameters.u4_time_scale;
   3138     ps_op->u1_nal_hrd_parameters_present_flag                  =    ps_vui->s_vui_hrd_parameters.u1_nal_hrd_parameters_present_flag;
   3139     ps_op->u1_vcl_hrd_parameters_present_flag                  =    ps_vui->s_vui_hrd_parameters.u1_vcl_hrd_parameters_present_flag;
   3140     ps_op->u1_cpbdpb_delays_present_flag                       =    ps_vui->s_vui_hrd_parameters.u1_cpbdpb_delays_present_flag;
   3141     ps_op->u1_sub_pic_cpb_params_present_flag                  =    ps_vui->s_vui_hrd_parameters.u1_sub_pic_cpb_params_present_flag;
   3142     ps_op->u1_tick_divisor_minus2                              =    ps_vui->s_vui_hrd_parameters.u1_tick_divisor_minus2;
   3143     ps_op->u1_du_cpb_removal_delay_increment_length_minus1     =    ps_vui->s_vui_hrd_parameters.u1_du_cpb_removal_delay_increment_length_minus1;
   3144     ps_op->u1_sub_pic_cpb_params_in_pic_timing_sei_flag        =    ps_vui->s_vui_hrd_parameters.u1_sub_pic_cpb_params_in_pic_timing_sei_flag;
   3145     ps_op->u1_dpb_output_delay_du_length_minus1                =    ps_vui->s_vui_hrd_parameters.u1_dpb_output_delay_du_length_minus1;
   3146     ps_op->u4_bit_rate_scale                                   =    ps_vui->s_vui_hrd_parameters.u4_bit_rate_scale;
   3147     ps_op->u4_cpb_size_scale                                   =    ps_vui->s_vui_hrd_parameters.u4_cpb_size_scale;
   3148     ps_op->u4_cpb_size_du_scale                                =    ps_vui->s_vui_hrd_parameters.u4_cpb_size_du_scale;
   3149     ps_op->u1_initial_cpb_removal_delay_length_minus1          =    ps_vui->s_vui_hrd_parameters.u1_initial_cpb_removal_delay_length_minus1;
   3150     ps_op->u1_au_cpb_removal_delay_length_minus1               =    ps_vui->s_vui_hrd_parameters.u1_au_cpb_removal_delay_length_minus1;
   3151     ps_op->u1_dpb_output_delay_length_minus1                   =    ps_vui->s_vui_hrd_parameters.u1_dpb_output_delay_length_minus1;
   3152 
   3153     for(i = 0; i < 6; i++)
   3154     {
   3155         ps_op->au1_fixed_pic_rate_general_flag[i]                  =    ps_vui->s_vui_hrd_parameters.au1_fixed_pic_rate_general_flag[i];
   3156         ps_op->au1_fixed_pic_rate_within_cvs_flag[i]               =    ps_vui->s_vui_hrd_parameters.au1_fixed_pic_rate_within_cvs_flag[i];
   3157         ps_op->au1_elemental_duration_in_tc_minus1[i]              =    ps_vui->s_vui_hrd_parameters.au1_elemental_duration_in_tc_minus1[i];
   3158         ps_op->au1_low_delay_hrd_flag[i]                           =    ps_vui->s_vui_hrd_parameters.au1_low_delay_hrd_flag[i];
   3159         ps_op->au1_cpb_cnt_minus1[i]                               =    ps_vui->s_vui_hrd_parameters.au1_cpb_cnt_minus1[i];
   3160     }
   3161 
   3162 
   3163     return IV_SUCCESS;
   3164 }
   3165 
   3166 /**
   3167 *******************************************************************************
   3168 *
   3169 * @brief
   3170 *  Gets SEI mastering display color volume parameters
   3171 *
   3172 * @par Description:
   3173 *  Gets SEI mastering display color volume parameters
   3174 *
   3175 * @param[in] ps_codec_obj
   3176 *  Pointer to codec object at API level
   3177 *
   3178 * @param[in] pv_api_ip
   3179 *  Pointer to input argument structure
   3180 *
   3181 * @param[out] pv_api_op
   3182 *  Pointer to output argument structure
   3183 *
   3184 * @returns  Status
   3185 *
   3186 * @remarks
   3187 *
   3188 *
   3189 *******************************************************************************
   3190 */
   3191 WORD32 ihevcd_get_sei_mastering_params(iv_obj_t *ps_codec_obj,
   3192                              void *pv_api_ip,
   3193                              void *pv_api_op)
   3194 {
   3195     ihevcd_cxa_ctl_get_sei_mastering_params_ip_t *ps_ip;
   3196     ihevcd_cxa_ctl_get_sei_mastering_params_op_t *ps_op;
   3197     codec_t *ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   3198     sei_params_t *ps_sei;
   3199     mastering_dis_col_vol_sei_params_t *ps_mastering_dis_col_vol;
   3200     WORD32 i;
   3201 
   3202     ps_ip = (ihevcd_cxa_ctl_get_sei_mastering_params_ip_t *)pv_api_ip;
   3203     ps_op = (ihevcd_cxa_ctl_get_sei_mastering_params_op_t *)pv_api_op;
   3204     UNUSED(ps_ip);
   3205     if(NULL == ps_codec->ps_disp_buf)
   3206     {
   3207         ps_op->u4_error_code = IHEVCD_SEI_MASTERING_PARAMS_NOT_FOUND;
   3208         return IV_FAIL;
   3209     }
   3210     ps_sei = &ps_codec->ps_disp_buf->s_sei_params;
   3211     if((0 == ps_sei->i4_sei_mastering_disp_colour_vol_params_present_flags)
   3212                     || (0 == ps_sei->i1_sei_parameters_present_flag))
   3213     {
   3214         ps_op->u4_error_code = IHEVCD_SEI_MASTERING_PARAMS_NOT_FOUND;
   3215         return IV_FAIL;
   3216     }
   3217 
   3218     ps_mastering_dis_col_vol = &ps_sei->s_mastering_dis_col_vol_sei_params;
   3219 
   3220     for(i = 0; i < 3; i++)
   3221     {
   3222         ps_op->au2_display_primaries_x[i] =
   3223                     ps_mastering_dis_col_vol->au2_display_primaries_x[i];
   3224 
   3225         ps_op->au2_display_primaries_y[i] =
   3226                     ps_mastering_dis_col_vol->au2_display_primaries_y[i];
   3227     }
   3228 
   3229     ps_op->u2_white_point_x = ps_mastering_dis_col_vol->u2_white_point_x;
   3230 
   3231     ps_op->u2_white_point_y = ps_mastering_dis_col_vol->u2_white_point_y;
   3232 
   3233     ps_op->u4_max_display_mastering_luminance =
   3234                     ps_mastering_dis_col_vol->u4_max_display_mastering_luminance;
   3235 
   3236     ps_op->u4_min_display_mastering_luminance =
   3237                     ps_mastering_dis_col_vol->u4_min_display_mastering_luminance;
   3238 
   3239     return IV_SUCCESS;
   3240 }
   3241 
   3242 /**
   3243 *******************************************************************************
   3244 *
   3245 * @brief
   3246 *  Sets Processor type
   3247 *
   3248 * @par Description:
   3249 *  Sets Processor type
   3250 *
   3251 * @param[in] ps_codec_obj
   3252 *  Pointer to codec object at API level
   3253 *
   3254 * @param[in] pv_api_ip
   3255 *  Pointer to input argument structure
   3256 *
   3257 * @param[out] pv_api_op
   3258 *  Pointer to output argument structure
   3259 *
   3260 * @returns  Status
   3261 *
   3262 * @remarks
   3263 *
   3264 *
   3265 *******************************************************************************
   3266 */
   3267 
   3268 WORD32 ihevcd_set_processor(iv_obj_t *ps_codec_obj,
   3269                             void *pv_api_ip,
   3270                             void *pv_api_op)
   3271 {
   3272     ihevcd_cxa_ctl_set_processor_ip_t *ps_ip;
   3273     ihevcd_cxa_ctl_set_processor_op_t *ps_op;
   3274     codec_t *ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   3275 
   3276     ps_ip = (ihevcd_cxa_ctl_set_processor_ip_t *)pv_api_ip;
   3277     ps_op = (ihevcd_cxa_ctl_set_processor_op_t *)pv_api_op;
   3278 
   3279     ps_codec->e_processor_arch = (IVD_ARCH_T)ps_ip->u4_arch;
   3280     ps_codec->e_processor_soc = (IVD_SOC_T)ps_ip->u4_soc;
   3281 
   3282     ihevcd_init_function_ptr(ps_codec);
   3283 
   3284     ihevcd_update_function_ptr(ps_codec);
   3285 
   3286     if(ps_codec->e_processor_soc && (ps_codec->e_processor_soc <= SOC_HISI_37X))
   3287     {
   3288         /* 8th bit indicates if format conversion is to be done ahead */
   3289         if(ps_codec->e_processor_soc & 0x80)
   3290             ps_codec->u4_enable_fmt_conv_ahead = 1;
   3291 
   3292         /* Lower 7 bit indicate NCTB - if non-zero */
   3293         ps_codec->e_processor_soc &= 0x7F;
   3294 
   3295         if(ps_codec->e_processor_soc)
   3296             ps_codec->u4_nctb = ps_codec->e_processor_soc;
   3297 
   3298 
   3299     }
   3300 
   3301     if((ps_codec->e_processor_soc == SOC_HISI_37X) && (ps_codec->i4_num_cores == 2))
   3302     {
   3303         ps_codec->u4_nctb = 2;
   3304     }
   3305 
   3306 
   3307     ps_op->u4_error_code = 0;
   3308     return IV_SUCCESS;
   3309 }
   3310 
   3311 /**
   3312 *******************************************************************************
   3313 *
   3314 * @brief
   3315 *  Sets Number of cores that can be used in the codec. Codec uses these many
   3316 * threads for decoding
   3317 *
   3318 * @par Description:
   3319 *  Sets number of cores
   3320 *
   3321 * @param[in] ps_codec_obj
   3322 *  Pointer to codec object at API level
   3323 *
   3324 * @param[in] pv_api_ip
   3325 *  Pointer to input argument structure
   3326 *
   3327 * @param[out] pv_api_op
   3328 *  Pointer to output argument structure
   3329 *
   3330 * @returns  Status
   3331 *
   3332 * @remarks
   3333 *
   3334 *
   3335 *******************************************************************************
   3336 */
   3337 
   3338 WORD32 ihevcd_set_num_cores(iv_obj_t *ps_codec_obj,
   3339                             void *pv_api_ip,
   3340                             void *pv_api_op)
   3341 {
   3342     ihevcd_cxa_ctl_set_num_cores_ip_t *ps_ip;
   3343     ihevcd_cxa_ctl_set_num_cores_op_t *ps_op;
   3344     codec_t *ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   3345 
   3346     ps_ip = (ihevcd_cxa_ctl_set_num_cores_ip_t *)pv_api_ip;
   3347     ps_op = (ihevcd_cxa_ctl_set_num_cores_op_t *)pv_api_op;
   3348 
   3349 #ifdef MULTICORE
   3350     ps_codec->i4_num_cores = ps_ip->u4_num_cores;
   3351 #else
   3352     ps_codec->i4_num_cores = 1;
   3353 #endif
   3354     ps_op->u4_error_code = 0;
   3355     return IV_SUCCESS;
   3356 }
   3357 /**
   3358 *******************************************************************************
   3359 *
   3360 * @brief
   3361 *  Codec control call
   3362 *
   3363 * @par Description:
   3364 *  Codec control call which in turn calls appropriate calls  based on
   3365 * subcommand
   3366 *
   3367 * @param[in] ps_codec_obj
   3368 *  Pointer to codec object at API level
   3369 *
   3370 * @param[in] pv_api_ip
   3371 *  Pointer to input argument structure
   3372 *
   3373 * @param[out] pv_api_op
   3374 *  Pointer to output argument structure
   3375 *
   3376 * @returns  Status
   3377 *
   3378 * @remarks
   3379 *
   3380 *
   3381 *******************************************************************************
   3382 */
   3383 
   3384 WORD32 ihevcd_ctl(iv_obj_t *ps_codec_obj, void *pv_api_ip, void *pv_api_op)
   3385 {
   3386     ivd_ctl_set_config_ip_t *ps_ctl_ip;
   3387     ivd_ctl_set_config_op_t *ps_ctl_op;
   3388     WORD32 ret = 0;
   3389     WORD32 subcommand;
   3390     codec_t *ps_codec = (codec_t *)ps_codec_obj->pv_codec_handle;
   3391 
   3392     ps_ctl_ip = (ivd_ctl_set_config_ip_t *)pv_api_ip;
   3393     ps_ctl_op = (ivd_ctl_set_config_op_t *)pv_api_op;
   3394 
   3395     if(ps_codec->i4_init_done != 1)
   3396     {
   3397         ps_ctl_op->u4_error_code |= 1 << IVD_FATALERROR;
   3398         ps_ctl_op->u4_error_code |= IHEVCD_INIT_NOT_DONE;
   3399         return IV_FAIL;
   3400     }
   3401     subcommand = ps_ctl_ip->e_sub_cmd;
   3402 
   3403     switch(subcommand)
   3404     {
   3405         case IVD_CMD_CTL_GETPARAMS:
   3406             ret = ihevcd_get_status(ps_codec_obj, (void *)pv_api_ip,
   3407                                     (void *)pv_api_op);
   3408             break;
   3409         case IVD_CMD_CTL_SETPARAMS:
   3410             ret = ihevcd_set_params(ps_codec_obj, (void *)pv_api_ip,
   3411                                     (void *)pv_api_op);
   3412             break;
   3413         case IVD_CMD_CTL_RESET:
   3414             ret = ihevcd_reset(ps_codec_obj, (void *)pv_api_ip,
   3415                                (void *)pv_api_op);
   3416             break;
   3417         case IVD_CMD_CTL_SETDEFAULT:
   3418         {
   3419             ivd_ctl_set_config_op_t *s_ctl_dynparams_op =
   3420                             (ivd_ctl_set_config_op_t *)pv_api_op;
   3421 
   3422             ret = ihevcd_set_default_params(ps_codec);
   3423             if(IV_SUCCESS == ret)
   3424                 s_ctl_dynparams_op->u4_error_code = 0;
   3425             break;
   3426         }
   3427         case IVD_CMD_CTL_FLUSH:
   3428             ret = ihevcd_set_flush_mode(ps_codec_obj, (void *)pv_api_ip,
   3429                                         (void *)pv_api_op);
   3430             break;
   3431         case IVD_CMD_CTL_GETBUFINFO:
   3432             ret = ihevcd_get_buf_info(ps_codec_obj, (void *)pv_api_ip,
   3433                                       (void *)pv_api_op);
   3434             break;
   3435         case IVD_CMD_CTL_GETVERSION:
   3436         {
   3437             ivd_ctl_getversioninfo_ip_t *ps_ip;
   3438             ivd_ctl_getversioninfo_op_t *ps_op;
   3439             IV_API_CALL_STATUS_T ret;
   3440             ps_ip = (ivd_ctl_getversioninfo_ip_t *)pv_api_ip;
   3441             ps_op = (ivd_ctl_getversioninfo_op_t *)pv_api_op;
   3442 
   3443             ps_op->u4_error_code = IV_SUCCESS;
   3444 
   3445             if((WORD32)ps_ip->u4_version_buffer_size <= 0)
   3446             {
   3447                 ps_op->u4_error_code = IHEVCD_CXA_VERS_BUF_INSUFFICIENT;
   3448                 ret = IV_FAIL;
   3449             }
   3450             else
   3451             {
   3452                 ret = ihevcd_get_version((CHAR *)ps_ip->pv_version_buffer,
   3453                                          ps_ip->u4_version_buffer_size);
   3454                 if(ret != IV_SUCCESS)
   3455                 {
   3456                     ps_op->u4_error_code = IHEVCD_CXA_VERS_BUF_INSUFFICIENT;
   3457                     ret = IV_FAIL;
   3458                 }
   3459             }
   3460         }
   3461             break;
   3462         case IHEVCD_CXA_CMD_CTL_DEGRADE:
   3463             ret = ihevcd_set_degrade(ps_codec_obj, (void *)pv_api_ip,
   3464                             (void *)pv_api_op);
   3465             break;
   3466         case IHEVCD_CXA_CMD_CTL_SET_NUM_CORES:
   3467             ret = ihevcd_set_num_cores(ps_codec_obj, (void *)pv_api_ip,
   3468                                        (void *)pv_api_op);
   3469             break;
   3470         case IHEVCD_CXA_CMD_CTL_GET_BUFFER_DIMENSIONS:
   3471             ret = ihevcd_get_frame_dimensions(ps_codec_obj, (void *)pv_api_ip,
   3472                                               (void *)pv_api_op);
   3473             break;
   3474         case IHEVCD_CXA_CMD_CTL_GET_VUI_PARAMS:
   3475             ret = ihevcd_get_vui_params(ps_codec_obj, (void *)pv_api_ip,
   3476                                         (void *)pv_api_op);
   3477             break;
   3478         case IHEVCD_CXA_CMD_CTL_GET_SEI_MASTERING_PARAMS:
   3479             ret = ihevcd_get_sei_mastering_params(ps_codec_obj, (void *)pv_api_ip,
   3480                                         (void *)pv_api_op);
   3481             break;
   3482         case IHEVCD_CXA_CMD_CTL_SET_PROCESSOR:
   3483             ret = ihevcd_set_processor(ps_codec_obj, (void *)pv_api_ip,
   3484                             (void *)pv_api_op);
   3485             break;
   3486         default:
   3487             DEBUG("\nDo nothing\n");
   3488             break;
   3489     }
   3490 
   3491     return ret;
   3492 }
   3493 
   3494 /**
   3495 *******************************************************************************
   3496 *
   3497 * @brief
   3498 *  Codecs entry point function. All the function calls to  the codec are
   3499 * done using this function with different  values specified in command
   3500 *
   3501 * @par Description:
   3502 *  Arguments are tested for validity and then based on the  command
   3503 * appropriate function is called
   3504 *
   3505 * @param[in] ps_handle
   3506 *  API level handle for codec
   3507 *
   3508 * @param[in] pv_api_ip
   3509 *  Input argument structure
   3510 *
   3511 * @param[out] pv_api_op
   3512 *  Output argument structure
   3513 *
   3514 * @returns  Status of the function corresponding to command
   3515 *
   3516 * @remarks
   3517 *
   3518 *
   3519 *******************************************************************************
   3520 */
   3521 IV_API_CALL_STATUS_T ihevcd_cxa_api_function(iv_obj_t *ps_handle,
   3522                                              void *pv_api_ip,
   3523                                              void *pv_api_op)
   3524 {
   3525     WORD32 command;
   3526     UWORD32 *pu4_ptr_cmd;
   3527     WORD32 ret = 0;
   3528     IV_API_CALL_STATUS_T e_status;
   3529     e_status = api_check_struct_sanity(ps_handle, pv_api_ip, pv_api_op);
   3530 
   3531     if(e_status != IV_SUCCESS)
   3532     {
   3533         DEBUG("error code = %d\n", *((UWORD32 *)pv_api_op + 1));
   3534         return IV_FAIL;
   3535     }
   3536 
   3537     pu4_ptr_cmd = (UWORD32 *)pv_api_ip;
   3538     pu4_ptr_cmd++;
   3539 
   3540     command = *pu4_ptr_cmd;
   3541 
   3542     switch(command)
   3543     {
   3544         case IVD_CMD_CREATE:
   3545             ret = ihevcd_create(ps_handle, (void *)pv_api_ip, (void *)pv_api_op);
   3546             break;
   3547         case IVD_CMD_DELETE:
   3548             ret = ihevcd_delete(ps_handle, (void *)pv_api_ip, (void *)pv_api_op);
   3549             break;
   3550 
   3551         case IVD_CMD_VIDEO_DECODE:
   3552             ret = ihevcd_decode(ps_handle, (void *)pv_api_ip, (void *)pv_api_op);
   3553             break;
   3554 
   3555         case IVD_CMD_GET_DISPLAY_FRAME:
   3556             //ret = ihevcd_get_display_frame(ps_handle,(void *)pv_api_ip,(void *)pv_api_op);
   3557             break;
   3558 
   3559         case IVD_CMD_SET_DISPLAY_FRAME:
   3560             ret = ihevcd_set_display_frame(ps_handle, (void *)pv_api_ip,
   3561                                            (void *)pv_api_op);
   3562 
   3563             break;
   3564 
   3565         case IVD_CMD_REL_DISPLAY_FRAME:
   3566             ret = ihevcd_rel_display_frame(ps_handle, (void *)pv_api_ip,
   3567                                            (void *)pv_api_op);
   3568             break;
   3569 
   3570         case IVD_CMD_VIDEO_CTL:
   3571             ret = ihevcd_ctl(ps_handle, (void *)pv_api_ip, (void *)pv_api_op);
   3572             break;
   3573         default:
   3574             ret = IV_FAIL;
   3575             break;
   3576     }
   3577 
   3578     return (IV_API_CALL_STATUS_T)ret;
   3579 }
   3580 
   3581