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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_function_selector.c
     22 *
     23 * @brief
     24 *  Contains functions to initialize function pointers used in hevc
     25 *
     26 * @author
     27 *  Naveen
     28 *
     29 * @par List of Functions:
     30 * @remarks
     31 *  None
     32 *
     33 *******************************************************************************
     34 */
     35 /*****************************************************************************/
     36 /* File Includes                                                             */
     37 /*****************************************************************************/
     38 #include <stdio.h>
     39 #include <stddef.h>
     40 #include <stdlib.h>
     41 #include <string.h>
     42 
     43 #include "ihevc_typedefs.h"
     44 #include "iv.h"
     45 #include "ivd.h"
     46 #include "ihevc_defs.h"
     47 #include "ihevc_debug.h"
     48 #include "ihevc_structs.h"
     49 #include "ihevc_macros.h"
     50 #include "ihevc_platform_macros.h"
     51 #include "ihevc_cabac_tables.h"
     52 #include "ihevc_disp_mgr.h"
     53 #include "ihevc_buf_mgr.h"
     54 #include "ihevc_dpb_mgr.h"
     55 #include "ihevc_error.h"
     56 
     57 #include "ihevcd_defs.h"
     58 #include "ihevcd_function_selector.h"
     59 #include "ihevcd_structs.h"
     60 
     61 void ihevcd_init_function_ptr(void *pv_codec)
     62 {
     63     codec_t *ps_codec = (codec_t *)pv_codec;
     64     switch(ps_codec->e_processor_arch)
     65     {
     66         case ARCH_X86_GENERIC:
     67             ihevcd_init_function_ptr_generic(pv_codec);
     68             break;
     69         case ARCH_X86_SSSE3:
     70             ihevcd_init_function_ptr_ssse3(pv_codec);
     71             break;
     72         case ARCH_X86_SSE42:
     73             ihevcd_init_function_ptr_sse42(pv_codec);
     74             break;
     75         case ARCH_X86_AVX2:
     76 #ifndef DISABLE_AVX2
     77             ihevcd_init_function_ptr_avx2(pv_codec);
     78 #else
     79             ihevcd_init_function_ptr_sse42(pv_codec);
     80 #endif
     81             break;
     82         default:
     83             ihevcd_init_function_ptr_ssse3(pv_codec);
     84             break;
     85     }
     86 }
     87 
     88 void ihevcd_init_arch(void *pv_codec)
     89 {
     90     codec_t *ps_codec = (codec_t *)pv_codec;
     91 
     92 #ifdef DEFAULT_ARCH
     93 #if DEFAULT_ARCH == D_ARCH_X86_GENERIC
     94     ps_codec->e_processor_arch = ARCH_X86_GENERIC;
     95 #elif DEFAULT_ARCH == D_ARCH_X86_SSE42
     96     ps_codec->e_processor_arch = ARCH_X86_SSE42;
     97 #elif DEFAULT_ARCH == D_ARCH_X86_AVX2
     98     ps_codec->e_processor_arch = ARCH_X86_AVX2;
     99 #else
    100     ps_codec->e_processor_arch = ARCH_X86_SSSE3;
    101 #endif
    102 #else
    103     ps_codec->e_processor_arch = ARCH_X86_SSSE3;
    104 #endif
    105 }
    106