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 *******************************************************************************
23 * @file
24 *  ih264e_function_selector.c
25 *
26 * @brief
27 *  Contains functions to initialize function pointers used in h264
28 *
29 * @author
30 *  Ittiam
31 *
32 * @par List of Functions:
33 *
34 * @remarks
35 *  None
36 *
37 *******************************************************************************
38 */
39 
40 
41 /*****************************************************************************/
42 /* File Includes                                                             */
43 /*****************************************************************************/
44 
45 /* System Include Files */
46 #include <stdio.h>
47 #include <stddef.h>
48 #include <stdlib.h>
49 #include <string.h>
50 
51 /* User Include Files */
52 #include "ih264_typedefs.h"
53 #include "iv2.h"
54 #include "ive2.h"
55 #include "ih264_defs.h"
56 #include "ih264_size_defs.h"
57 #include "ih264e_defs.h"
58 #include "ih264e_error.h"
59 #include "ih264e_bitstream.h"
60 #include "ime_distortion_metrics.h"
61 #include "ime_defs.h"
62 #include "ime_structs.h"
63 #include "ih264_error.h"
64 #include "ih264_structs.h"
65 #include "ih264_trans_quant_itrans_iquant.h"
66 #include "ih264_inter_pred_filters.h"
67 #include "ih264_mem_fns.h"
68 #include "ih264_padding.h"
69 #include "ih264_intra_pred_filters.h"
70 #include "ih264_deblk_edge_filters.h"
71 #include "ih264_cabac_tables.h"
72 #include "ih264_macros.h"
73 #include "ih264_platform_macros.h"
74 #include "irc_cntrl_param.h"
75 #include "irc_frame_info_collector.h"
76 #include "ih264e_rate_control.h"
77 #include "ih264e_cabac_structs.h"
78 #include "ih264e_structs.h"
79 #include "ih264e_cabac.h"
80 #include "ih264e_platform_macros.h"
81 
82 /**
83 *******************************************************************************
84 *
85 * @brief Initialize the intra/inter/transform/deblk function pointers of
86 * codec context
87 *
88 * @par Description: the current routine initializes the function pointers of
89 * codec context basing on the architecture in use
90 *
91 * @param[in] ps_codec
92 *  Codec context pointer
93 *
94 * @returns  none
95 *
96 * @remarks none
97 *
98 *******************************************************************************
99 */
ih264e_init_function_ptr(void * pv_codec)100 void ih264e_init_function_ptr(void *pv_codec)
101 {
102     codec_t *ps_codec = (codec_t *)pv_codec;
103     ih264e_init_function_ptr_generic(ps_codec);
104     switch(ps_codec->s_cfg.e_arch)
105     {
106 #if defined(ARMV8)
107         case ARCH_ARM_A53:
108         case ARCH_ARM_A57:
109         case ARCH_ARM_V8_NEON:
110         default:
111             ih264e_init_function_ptr_neon_av8(ps_codec);
112             break;
113 #elif !defined(DISABLE_NEON)
114         case ARCH_ARM_A9Q:
115         case ARCH_ARM_A9A:
116         case ARCH_ARM_A9:
117         case ARCH_ARM_A7:
118         case ARCH_ARM_A5:
119         case ARCH_ARM_A15:
120         default:
121             ih264e_init_function_ptr_neon_a9q(ps_codec);
122             break;
123 #else
124         default:
125 #endif
126         case ARCH_ARM_NONEON:
127             break;
128     }
129 }
130 
131 /**
132 *******************************************************************************
133 *
134 * @brief Determine the architecture of the encoder executing environment
135 *
136 * @par Description: This routine returns the architecture of the enviro-
137 * ment in which the current encoder is being tested
138 *
139 * @param[in] void
140 *
141 * @returns  IV_ARCH_T
142 *  architecture
143 *
144 * @remarks none
145 *
146 *******************************************************************************
147 */
ih264e_default_arch(void)148 IV_ARCH_T ih264e_default_arch(void)
149 {
150 #if defined(ARMV8)
151     return ARCH_ARM_V8_NEON;
152 #elif !defined(DISABLE_NEON)
153     return ARCH_ARM_A9Q;
154 #else
155     return ARCH_ARM_NONEON;
156 #endif
157 }
158