/src/libhevc/common/ihevc_mem_fns.c
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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 | | * ihevc_mem_fns.c |
22 | | * |
23 | | * @brief |
24 | | * Functions used for memory operations |
25 | | * |
26 | | * @author |
27 | | * Ittiam |
28 | | * |
29 | | * @par List of Functions: |
30 | | * |
31 | | * @remarks |
32 | | * None |
33 | | * |
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 | | #include <assert.h> |
45 | | |
46 | | #include "ihevc_typedefs.h" |
47 | | #include "ihevc_func_selector.h" |
48 | | #include "ihevc_mem_fns.h" |
49 | | |
50 | | /** |
51 | | ******************************************************************************* |
52 | | * |
53 | | * @brief |
54 | | * memcpy of a 8,16 or 32 bytes |
55 | | * |
56 | | * @par Description: |
57 | | * Does memcpy of 8bit data from source to destination for 8,16 or 32 number of bytes |
58 | | * |
59 | | * @param[in] pu1_dst |
60 | | * UWORD8 pointer to the destination |
61 | | * |
62 | | * @param[in] pu1_src |
63 | | * UWORD8 pointer to the source |
64 | | * |
65 | | * @param[in] num_bytes |
66 | | * number of bytes to copy |
67 | | * @returns |
68 | | * |
69 | | * @remarks |
70 | | * None |
71 | | * |
72 | | ******************************************************************************* |
73 | | */ |
74 | | |
75 | | void ihevc_memcpy(UWORD8 *pu1_dst, UWORD8 *pu1_src, UWORD32 num_bytes) |
76 | 84.1M | { |
77 | 84.1M | memcpy(pu1_dst, pu1_src, num_bytes); |
78 | 84.1M | } |
79 | | |
80 | | |
81 | | void ihevc_memcpy_mul_8(UWORD8 *pu1_dst, UWORD8 *pu1_src, UWORD32 num_bytes) |
82 | 59.4M | { |
83 | 59.4M | memcpy(pu1_dst, pu1_src, num_bytes); |
84 | 59.4M | } |
85 | | |
86 | | /** |
87 | | ******************************************************************************* |
88 | | * |
89 | | * @brief |
90 | | * memset of a 8,16 or 32 bytes |
91 | | * |
92 | | * @par Description: |
93 | | * Does memset of 8bit data for 8,16 or 32 number of bytes |
94 | | * |
95 | | * @param[in] pu1_dst |
96 | | * UWORD8 pointer to the destination |
97 | | * |
98 | | * @param[in] value |
99 | | * UWORD8 value used for memset |
100 | | * |
101 | | * @param[in] num_bytes |
102 | | * number of bytes to set |
103 | | * @returns |
104 | | * |
105 | | * @remarks |
106 | | * None |
107 | | * |
108 | | ******************************************************************************* |
109 | | */ |
110 | | |
111 | | void ihevc_memset(UWORD8 *pu1_dst, UWORD8 value, UWORD32 num_bytes) |
112 | 99.9M | { |
113 | 99.9M | memset(pu1_dst, value, num_bytes); |
114 | 99.9M | } |
115 | | |
116 | | |
117 | | void ihevc_memset_mul_8(UWORD8 *pu1_dst, UWORD8 value, UWORD32 num_bytes) |
118 | 59.8M | { |
119 | 59.8M | memset(pu1_dst, value, num_bytes); |
120 | 59.8M | } |
121 | | |
122 | | /** |
123 | | ******************************************************************************* |
124 | | * |
125 | | * @brief |
126 | | * memset of 16bit data of a 8,16 or 32 bytes |
127 | | * |
128 | | * @par Description: |
129 | | * Does memset of 16bit data for 8,16 or 32 number of bytes |
130 | | * |
131 | | * @param[in] pu2_dst |
132 | | * UWORD8 pointer to the destination |
133 | | * |
134 | | * @param[in] value |
135 | | * UWORD16 value used for memset |
136 | | * |
137 | | * @param[in] num_words |
138 | | * number of words to set |
139 | | * @returns |
140 | | * |
141 | | * @remarks |
142 | | * None |
143 | | * |
144 | | ******************************************************************************* |
145 | | */ |
146 | | |
147 | | void ihevc_memset_16bit(UWORD16 *pu2_dst, UWORD16 value, UWORD32 num_words) |
148 | 43.5M | { |
149 | 43.5M | UWORD32 i; |
150 | 224M | for(i = 0; i < num_words; i++) |
151 | 180M | { |
152 | 180M | *pu2_dst++ = value; |
153 | 180M | } |
154 | 43.5M | } |
155 | | |
156 | | |
157 | | |
158 | | void ihevc_memset_16bit_mul_8(UWORD16 *pu2_dst, UWORD16 value, UWORD32 num_words) |
159 | 0 | { |
160 | 0 | UWORD32 i; |
161 | 0 | for(i = 0; i < num_words; i++) |
162 | 0 | { |
163 | 0 | *pu2_dst++ = value; |
164 | 0 | } |
165 | 0 | } |
166 | | |