Commit | Line | Data |
---|---|---|
1e494cf4 JB |
1 | /* |
2 | * Copyright (C) 2011 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 | ||
18 | #ifndef ANDROID_AUDIO_POLICY_CORE_H | |
19 | #define ANDROID_AUDIO_POLICY_CORE_H | |
20 | ||
21 | #include <stdint.h> | |
22 | #include <sys/cdefs.h> | |
23 | #include <sys/types.h> | |
24 | ||
25 | #include <cutils/bitops.h> | |
26 | ||
27 | __BEGIN_DECLS | |
28 | ||
29 | /* The enums were moved here mostly from | |
30 | * frameworks/base/include/media/AudioSystem.h | |
31 | */ | |
32 | ||
33 | /* device categories used for audio_policy->set_force_use() */ | |
34 | typedef enum { | |
35 | AUDIO_POLICY_FORCE_NONE, | |
36 | AUDIO_POLICY_FORCE_SPEAKER, | |
37 | AUDIO_POLICY_FORCE_HEADPHONES, | |
38 | AUDIO_POLICY_FORCE_BT_SCO, | |
39 | AUDIO_POLICY_FORCE_BT_A2DP, | |
40 | AUDIO_POLICY_FORCE_WIRED_ACCESSORY, | |
41 | AUDIO_POLICY_FORCE_BT_CAR_DOCK, | |
42 | AUDIO_POLICY_FORCE_BT_DESK_DOCK, | |
43 | AUDIO_POLICY_FORCE_ANALOG_DOCK, | |
44 | AUDIO_POLICY_FORCE_DIGITAL_DOCK, | |
45 | AUDIO_POLICY_FORCE_NO_BT_A2DP, /* A2DP sink is not preferred to speaker or wired HS */ | |
46 | AUDIO_POLICY_FORCE_SYSTEM_ENFORCED, | |
47 | ||
48 | AUDIO_POLICY_FORCE_CFG_CNT, | |
49 | AUDIO_POLICY_FORCE_CFG_MAX = AUDIO_POLICY_FORCE_CFG_CNT - 1, | |
50 | ||
51 | AUDIO_POLICY_FORCE_DEFAULT = AUDIO_POLICY_FORCE_NONE, | |
52 | } audio_policy_forced_cfg_t; | |
53 | ||
54 | /* usages used for audio_policy->set_force_use() */ | |
55 | typedef enum { | |
56 | AUDIO_POLICY_FORCE_FOR_COMMUNICATION, | |
57 | AUDIO_POLICY_FORCE_FOR_MEDIA, | |
58 | AUDIO_POLICY_FORCE_FOR_RECORD, | |
59 | AUDIO_POLICY_FORCE_FOR_DOCK, | |
60 | AUDIO_POLICY_FORCE_FOR_SYSTEM, | |
61 | ||
62 | AUDIO_POLICY_FORCE_USE_CNT, | |
63 | AUDIO_POLICY_FORCE_USE_MAX = AUDIO_POLICY_FORCE_USE_CNT - 1, | |
64 | } audio_policy_force_use_t; | |
65 | ||
66 | /* device connection states used for audio_policy->set_device_connection_state() | |
67 | */ | |
68 | typedef enum { | |
69 | AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE, | |
70 | AUDIO_POLICY_DEVICE_STATE_AVAILABLE, | |
71 | ||
72 | AUDIO_POLICY_DEVICE_STATE_CNT, | |
73 | AUDIO_POLICY_DEVICE_STATE_MAX = AUDIO_POLICY_DEVICE_STATE_CNT - 1, | |
74 | } audio_policy_dev_state_t; | |
75 | ||
76 | typedef enum { | |
77 | /* Used to generate a tone to notify the user of a | |
78 | * notification/alarm/ringtone while they are in a call. */ | |
79 | AUDIO_POLICY_TONE_IN_CALL_NOTIFICATION = 0, | |
80 | ||
81 | AUDIO_POLICY_TONE_CNT, | |
82 | AUDIO_POLICY_TONE_MAX = AUDIO_POLICY_TONE_CNT - 1, | |
83 | } audio_policy_tone_t; | |
84 | ||
85 | ||
86 | static inline bool audio_is_low_visibility(audio_stream_type_t stream) | |
87 | { | |
88 | switch (stream) { | |
89 | case AUDIO_STREAM_SYSTEM: | |
90 | case AUDIO_STREAM_NOTIFICATION: | |
91 | case AUDIO_STREAM_RING: | |
92 | return true; | |
93 | default: | |
94 | return false; | |
95 | } | |
96 | } | |
97 | ||
98 | ||
99 | __END_DECLS | |
100 | ||
101 | #endif // ANDROID_AUDIO_POLICY_CORE_H |