1 /******************************************************************************
2  *
3  * Copyright (C) 2015 The Android Open Source Project
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  * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
19 */
20 /**
21 *******************************************************************************
22 * @file
23 *  impeg2d_function_selector.c
24 *
25 * @brief
26 *  Contains functions to initialize function pointers used in mpeg2
27 *
28 * @author
29 *  Naveen
30 *
31 * @par List of Functions:
32 * @remarks
33 *  None
34 *
35 *******************************************************************************
36 */
37 /*****************************************************************************/
38 /* File Includes                                                             */
39 /*****************************************************************************/
40 #include <stdio.h>
41 #include <stddef.h>
42 #include <stdlib.h>
43 #include <string.h>
44 
45 /* User include files */
46 #include "iv_datatypedef.h"
47 #include "iv.h"
48 #include "ivd.h"
49 #include "ithread.h"
50 
51 #include "impeg2_macros.h"
52 #include "impeg2_buf_mgr.h"
53 #include "impeg2_disp_mgr.h"
54 #include "impeg2_defs.h"
55 #include "impeg2_platform_macros.h"
56 #include "impeg2_inter_pred.h"
57 #include "impeg2_idct.h"
58 #include "impeg2_format_conv.h"
59 #include "impeg2_mem_func.h"
60 
61 #include "impeg2d.h"
62 #include "impeg2d_bitstream.h"
63 #include "impeg2d_debug.h"
64 #include "impeg2d_structs.h"
65 #include "impeg2d_function_selector.h"
66 
impeg2d_init_function_ptr(void * pv_codec)67 void impeg2d_init_function_ptr(void *pv_codec)
68 {
69     dec_state_t *ps_codec = (dec_state_t *)pv_codec;
70 
71     impeg2d_init_function_ptr_generic(pv_codec);
72     switch(ps_codec->e_processor_arch)
73     {
74         case ARCH_X86_GENERIC:
75             impeg2d_init_function_ptr_generic(pv_codec);
76         break;
77         case ARCH_X86_SSSE3:
78             impeg2d_init_function_ptr_ssse3(pv_codec);
79             break;
80         case ARCH_X86_SSE42:
81             impeg2d_init_function_ptr_sse42(pv_codec);
82         break;
83         case ARCH_X86_AVX2:
84 #ifndef DISABLE_AVX2
85             impeg2d_init_function_ptr_avx2(pv_codec);
86 #else
87             impeg2d_init_function_ptr_sse42(pv_codec);
88 #endif
89         break;
90         default:
91             impeg2d_init_function_ptr_sse42(pv_codec);
92         break;
93     }
94 }
impeg2d_init_arch(void * pv_codec)95 void impeg2d_init_arch(void *pv_codec)
96 {
97     dec_state_t *ps_codec = (dec_state_t*) pv_codec;
98 
99 #ifdef DEFAULT_ARCH
100 #if DEFAULT_ARCH == D_ARCH_X86_SSE42
101     ps_codec->e_processor_arch = ARCH_X86_SSE42;
102 #elif DEFAULT_ARCH == D_ARCH_X86_SSSE3
103     ps_codec->e_processor_arch = ARCH_X86_SSSE3;
104 #elif DEFAULT_ARCH == D_ARCH_X86_AVX2
105     ps_codec->e_processor_arch = D_ARCH_X86_AVX2;
106 #else
107     ps_codec->e_processor_arch = ARCH_X86_GENERIC;
108 #endif
109 #else
110     ps_codec->e_processor_arch = ARCH_X86_SSE42;
111 #endif
112 
113 }
114