1 /* 2 * Copyright (C) 2016 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_AUDIOMANAGER_H 18 #define ANDROID_AUDIOMANAGER_H 19 20 namespace android { 21 22 // must be kept in sync with definitions in AudioPlaybackConfiguration.java 23 #define PLAYER_PIID_INVALID -1 24 25 // TODO (b/309532236) remove manual IAudioManager impl in favor of AIDL. 26 typedef enum { 27 PLAYER_TYPE_SLES_AUDIOPLAYER_BUFFERQUEUE = 11, 28 PLAYER_TYPE_SLES_AUDIOPLAYER_URI_FD = 12, 29 PLAYER_TYPE_AAUDIO = 13, 30 PLAYER_TYPE_HW_SOURCE = 14, 31 PLAYER_TYPE_EXTERNAL_PROXY = 15, 32 } player_type_t; 33 34 typedef enum { 35 PLAYER_STATE_UNKNOWN = -1, 36 PLAYER_STATE_RELEASED = 0, 37 PLAYER_STATE_IDLE = 1, 38 PLAYER_STATE_STARTED = 2, 39 PLAYER_STATE_PAUSED = 3, 40 PLAYER_STATE_STOPPED = 4, 41 PLAYER_UPDATE_DEVICE_ID = 5, 42 PLAYER_UPDATE_PORT_ID = 6, 43 PLAYER_UPDATE_MUTED = 7, 44 PLAYER_UPDATE_FORMAT = 8, 45 } player_state_t; 46 47 static constexpr char 48 kExtraPlayerEventSpatializedKey[] = "android.media.extra.PLAYER_EVENT_SPATIALIZED"; 49 static constexpr char 50 kExtraPlayerEventSampleRateKey[] = "android.media.extra.PLAYER_EVENT_SAMPLE_RATE"; 51 static constexpr char 52 kExtraPlayerEventChannelMaskKey[] = "android.media.extra.PLAYER_EVENT_CHANNEL_MASK"; 53 54 static constexpr char 55 kExtraPlayerEventMuteKey[] = "android.media.extra.PLAYER_EVENT_MUTE"; 56 enum { 57 PLAYER_MUTE_MASTER = (1 << 0), 58 PLAYER_MUTE_STREAM_VOLUME = (1 << 1), 59 PLAYER_MUTE_STREAM_MUTED = (1 << 2), 60 PLAYER_MUTE_PLAYBACK_RESTRICTED = (1 << 3), 61 PLAYER_MUTE_CLIENT_VOLUME = (1 << 4), 62 PLAYER_MUTE_VOLUME_SHAPER = (1 << 5), 63 PLAYER_MUTE_PORT_VOLUME = (1 << 6), 64 PLAYER_MUTE_OP_AUDIO_CONTROL = (1 << 7), 65 }; 66 67 struct mute_state_t { 68 /** Flag used when the master volume is causing the mute state. */ 69 bool muteFromMasterMute = false; 70 /** Flag used when the stream volume is causing the mute state. */ 71 bool muteFromStreamVolume = false; 72 /** Flag used when the stream muted is causing the mute state. */ 73 bool muteFromStreamMuted = false; 74 /** Flag used when playback is restricted by AppOps manager with OP_PLAY_AUDIO. */ 75 bool muteFromPlaybackRestricted = false; 76 /** Flag used when audio track was muted by client volume. */ 77 bool muteFromClientVolume = false; 78 /** Flag used when volume is muted by volume shaper. */ 79 bool muteFromVolumeShaper = false; 80 /** Flag used when volume is muted by port volume. */ 81 bool muteFromPortVolume = false; 82 /** Flag used when volume is muted by audio control op. */ 83 bool muteFromOpAudioControl = false; 84 85 explicit operator int() const 86 { 87 int result = muteFromMasterMute * PLAYER_MUTE_MASTER; 88 result |= muteFromStreamVolume * PLAYER_MUTE_STREAM_VOLUME; 89 result |= muteFromStreamMuted * PLAYER_MUTE_STREAM_MUTED; 90 result |= muteFromPlaybackRestricted * PLAYER_MUTE_PLAYBACK_RESTRICTED; 91 result |= muteFromClientVolume * PLAYER_MUTE_CLIENT_VOLUME; 92 result |= muteFromVolumeShaper * PLAYER_MUTE_VOLUME_SHAPER; 93 result |= muteFromPortVolume * PLAYER_MUTE_PORT_VOLUME; 94 result |= muteFromOpAudioControl * PLAYER_MUTE_OP_AUDIO_CONTROL; 95 return result; 96 } 97 98 bool operator==(const mute_state_t& other) const 99 { 100 return static_cast<int>(*this) == static_cast<int>(other); 101 } 102 }; 103 104 // must be kept in sync with definitions in AudioManager.java 105 #define RECORD_RIID_INVALID -1 106 107 typedef enum { 108 RECORDER_STATE_UNKNOWN = -1, 109 RECORDER_STATE_STARTED = 0, 110 RECORDER_STATE_STOPPED = 1, 111 } recorder_state_t; 112 113 }; // namespace android 114 115 #endif // ANDROID_AUDIOMANAGER_H 116