1 /*
2  * Copyright (C) 2015 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_CHANNELS_H_
18 #define ANDROID_CHANNELS_H_
19 
20 // Channel count and channel mask definitions
21 
22 #define SL_ANDROID_SPEAKER_QUAD (SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT \
23         | SL_SPEAKER_BACK_LEFT | SL_SPEAKER_BACK_RIGHT)
24 
25 #define SL_ANDROID_SPEAKER_5DOT1 (SL_SPEAKER_FRONT_LEFT | SL_SPEAKER_FRONT_RIGHT \
26         | SL_SPEAKER_FRONT_CENTER  | SL_SPEAKER_LOW_FREQUENCY| SL_SPEAKER_BACK_LEFT \
27         | SL_SPEAKER_BACK_RIGHT)
28 
29 #define SL_ANDROID_SPEAKER_7DOT1 (SL_ANDROID_SPEAKER_5DOT1 | SL_SPEAKER_SIDE_LEFT \
30         | SL_SPEAKER_SIDE_RIGHT)
31 
32 extern SLuint32 channelCountToMask(unsigned channelCount);
33 
34 // FIXME merge all definitions
35 #define FCC_8 8
36 
37 #define UNKNOWN_CHANNELMASK 0
38 
39 #endif // ANDROID_CHANNELS_H_
40