1 /*
2  * Copyright (C) 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #ifndef ANDROID_AUDIO_PRIVATE_H
18 #define ANDROID_AUDIO_PRIVATE_H
19 
20 #include <stdint.h>
21 
22 __BEGIN_DECLS
23 
24 /* Defines not necessary for external use but kept here to be common
25  * to the audio_utils library.
26  */
27 
28 /* struct representation of 3 bytes for packed PCM 24 bit data.
29  * The naming follows the ARM NEON convention.
30  */
31 typedef struct {uint8_t c[3];} __attribute__((__packed__)) uint8x3_t;
32 
33 __END_DECLS
34 
35 #endif /*ANDROID_AUDIO_PRIVATE_H*/
36