diff options
Diffstat (limited to 'dom/system/gonk/android_audio/AudioSystem.h')
| -rw-r--r-- | dom/system/gonk/android_audio/AudioSystem.h | 1134 |
1 files changed, 0 insertions, 1134 deletions
diff --git a/dom/system/gonk/android_audio/AudioSystem.h b/dom/system/gonk/android_audio/AudioSystem.h deleted file mode 100644 index d5841eaaa..000000000 --- a/dom/system/gonk/android_audio/AudioSystem.h +++ /dev/null @@ -1,1134 +0,0 @@ -/* - * Copyright (C) 2008 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#ifndef ANDROID_AUDIOSYSTEM_H_ -#define ANDROID_AUDIOSYSTEM_H_ - -#pragma GCC visibility push(default) - -#include <utils/RefBase.h> -#include <utils/threads.h> -#include "IAudioFlinger.h" - -#ifndef VANILLA_ANDROID -/* request to open a direct output with get_output() (by opposition to - * sharing an output with other AudioTracks) - */ -typedef enum { - AUDIO_POLICY_OUTPUT_FLAG_INDIRECT = 0x0, - AUDIO_POLICY_OUTPUT_FLAG_DIRECT = 0x1 -} audio_policy_output_flags_t; - -/* device categories used for audio_policy->set_force_use() */ -typedef enum { - AUDIO_POLICY_FORCE_NONE, - AUDIO_POLICY_FORCE_SPEAKER, - AUDIO_POLICY_FORCE_HEADPHONES, - AUDIO_POLICY_FORCE_BT_SCO, - AUDIO_POLICY_FORCE_BT_A2DP, - AUDIO_POLICY_FORCE_WIRED_ACCESSORY, - AUDIO_POLICY_FORCE_BT_CAR_DOCK, - AUDIO_POLICY_FORCE_BT_DESK_DOCK, - AUDIO_POLICY_FORCE_ANALOG_DOCK, - AUDIO_POLICY_FORCE_DIGITAL_DOCK, - AUDIO_POLICY_FORCE_NO_BT_A2DP, - AUDIO_POLICY_FORCE_CFG_CNT, - AUDIO_POLICY_FORCE_CFG_MAX = AUDIO_POLICY_FORCE_CFG_CNT - 1, - - AUDIO_POLICY_FORCE_DEFAULT = AUDIO_POLICY_FORCE_NONE, -} audio_policy_forced_cfg_t; - -/* usages used for audio_policy->set_force_use() */ -typedef enum { - AUDIO_POLICY_FORCE_FOR_COMMUNICATION, - AUDIO_POLICY_FORCE_FOR_MEDIA, - AUDIO_POLICY_FORCE_FOR_RECORD, - AUDIO_POLICY_FORCE_FOR_DOCK, - - AUDIO_POLICY_FORCE_USE_CNT, - AUDIO_POLICY_FORCE_USE_MAX = AUDIO_POLICY_FORCE_USE_CNT - 1, -} audio_policy_force_use_t; - -typedef enum { - AUDIO_STREAM_DEFAULT = -1, - AUDIO_STREAM_VOICE_CALL = 0, - AUDIO_STREAM_SYSTEM = 1, - AUDIO_STREAM_RING = 2, - AUDIO_STREAM_MUSIC = 3, - AUDIO_STREAM_ALARM = 4, - AUDIO_STREAM_NOTIFICATION = 5, - AUDIO_STREAM_BLUETOOTH_SCO = 6, - AUDIO_STREAM_ENFORCED_AUDIBLE = 7, /* Sounds that cannot be muted by user and must be routed to speaker */ - AUDIO_STREAM_DTMF = 8, - AUDIO_STREAM_TTS = 9, -#if ANDROID_VERSION < 19 - AUDIO_STREAM_FM = 10, -#endif - - AUDIO_STREAM_CNT, - AUDIO_STREAM_MAX = AUDIO_STREAM_CNT - 1, -} audio_stream_type_t; - -/* PCM sub formats */ -typedef enum { - AUDIO_FORMAT_PCM_SUB_16_BIT = 0x1, /* DO NOT CHANGE - PCM signed 16 bits */ - AUDIO_FORMAT_PCM_SUB_8_BIT = 0x2, /* DO NOT CHANGE - PCM unsigned 8 bits */ - AUDIO_FORMAT_PCM_SUB_32_BIT = 0x3, /* PCM signed .31 fixed point */ - AUDIO_FORMAT_PCM_SUB_8_24_BIT = 0x4, /* PCM signed 7.24 fixed point */ -} audio_format_pcm_sub_fmt_t; - -/* Audio format consists in a main format field (upper 8 bits) and a sub format - * field (lower 24 bits). - * - * The main format indicates the main codec type. The sub format field - * indicates options and parameters for each format. The sub format is mainly - * used for record to indicate for instance the requested bitrate or profile. - * It can also be used for certain formats to give informations not present in - * the encoded audio stream (e.g. octet alignement for AMR). - */ -typedef enum { - AUDIO_FORMAT_INVALID = 0xFFFFFFFFUL, - AUDIO_FORMAT_DEFAULT = 0, - AUDIO_FORMAT_PCM = 0x00000000UL, /* DO NOT CHANGE */ - AUDIO_FORMAT_MP3 = 0x01000000UL, - AUDIO_FORMAT_AMR_NB = 0x02000000UL, - AUDIO_FORMAT_AMR_WB = 0x03000000UL, - AUDIO_FORMAT_AAC = 0x04000000UL, - AUDIO_FORMAT_HE_AAC_V1 = 0x05000000UL, - AUDIO_FORMAT_HE_AAC_V2 = 0x06000000UL, - AUDIO_FORMAT_VORBIS = 0x07000000UL, - AUDIO_FORMAT_MAIN_MASK = 0xFF000000UL, - AUDIO_FORMAT_SUB_MASK = 0x00FFFFFFUL, - - /* Aliases */ - AUDIO_FORMAT_PCM_16_BIT = (AUDIO_FORMAT_PCM | - AUDIO_FORMAT_PCM_SUB_16_BIT), - AUDIO_FORMAT_PCM_8_BIT = (AUDIO_FORMAT_PCM | - AUDIO_FORMAT_PCM_SUB_8_BIT), - AUDIO_FORMAT_PCM_32_BIT = (AUDIO_FORMAT_PCM | - AUDIO_FORMAT_PCM_SUB_32_BIT), - AUDIO_FORMAT_PCM_8_24_BIT = (AUDIO_FORMAT_PCM | - AUDIO_FORMAT_PCM_SUB_8_24_BIT), -} audio_format_t; - -typedef enum { - /* output channels */ - AUDIO_CHANNEL_OUT_FRONT_LEFT = 0x1, - AUDIO_CHANNEL_OUT_FRONT_RIGHT = 0x2, - AUDIO_CHANNEL_OUT_FRONT_CENTER = 0x4, - AUDIO_CHANNEL_OUT_LOW_FREQUENCY = 0x8, - AUDIO_CHANNEL_OUT_BACK_LEFT = 0x10, - AUDIO_CHANNEL_OUT_BACK_RIGHT = 0x20, - AUDIO_CHANNEL_OUT_FRONT_LEFT_OF_CENTER = 0x40, - AUDIO_CHANNEL_OUT_FRONT_RIGHT_OF_CENTER = 0x80, - AUDIO_CHANNEL_OUT_BACK_CENTER = 0x100, - AUDIO_CHANNEL_OUT_SIDE_LEFT = 0x200, - AUDIO_CHANNEL_OUT_SIDE_RIGHT = 0x400, - AUDIO_CHANNEL_OUT_TOP_CENTER = 0x800, - AUDIO_CHANNEL_OUT_TOP_FRONT_LEFT = 0x1000, - AUDIO_CHANNEL_OUT_TOP_FRONT_CENTER = 0x2000, - AUDIO_CHANNEL_OUT_TOP_FRONT_RIGHT = 0x4000, - AUDIO_CHANNEL_OUT_TOP_BACK_LEFT = 0x8000, - AUDIO_CHANNEL_OUT_TOP_BACK_CENTER = 0x10000, - AUDIO_CHANNEL_OUT_TOP_BACK_RIGHT = 0x20000, - - AUDIO_CHANNEL_OUT_MONO = AUDIO_CHANNEL_OUT_FRONT_LEFT, - AUDIO_CHANNEL_OUT_STEREO = (AUDIO_CHANNEL_OUT_FRONT_LEFT | - AUDIO_CHANNEL_OUT_FRONT_RIGHT), - AUDIO_CHANNEL_OUT_QUAD = (AUDIO_CHANNEL_OUT_FRONT_LEFT | - AUDIO_CHANNEL_OUT_FRONT_RIGHT | - AUDIO_CHANNEL_OUT_BACK_LEFT | - AUDIO_CHANNEL_OUT_BACK_RIGHT), - AUDIO_CHANNEL_OUT_SURROUND = (AUDIO_CHANNEL_OUT_FRONT_LEFT | - AUDIO_CHANNEL_OUT_FRONT_RIGHT | - AUDIO_CHANNEL_OUT_FRONT_CENTER | - AUDIO_CHANNEL_OUT_BACK_CENTER), - AUDIO_CHANNEL_OUT_5POINT1 = (AUDIO_CHANNEL_OUT_FRONT_LEFT | - AUDIO_CHANNEL_OUT_FRONT_RIGHT | - AUDIO_CHANNEL_OUT_FRONT_CENTER | - AUDIO_CHANNEL_OUT_LOW_FREQUENCY | - AUDIO_CHANNEL_OUT_BACK_LEFT | - AUDIO_CHANNEL_OUT_BACK_RIGHT), - // matches the correct AudioFormat.CHANNEL_OUT_7POINT1_SURROUND definition for 7.1 - AUDIO_CHANNEL_OUT_7POINT1 = (AUDIO_CHANNEL_OUT_FRONT_LEFT | - AUDIO_CHANNEL_OUT_FRONT_RIGHT | - AUDIO_CHANNEL_OUT_FRONT_CENTER | - AUDIO_CHANNEL_OUT_LOW_FREQUENCY | - AUDIO_CHANNEL_OUT_BACK_LEFT | - AUDIO_CHANNEL_OUT_BACK_RIGHT | - AUDIO_CHANNEL_OUT_SIDE_LEFT | - AUDIO_CHANNEL_OUT_SIDE_RIGHT), - AUDIO_CHANNEL_OUT_ALL = (AUDIO_CHANNEL_OUT_FRONT_LEFT | - AUDIO_CHANNEL_OUT_FRONT_RIGHT | - AUDIO_CHANNEL_OUT_FRONT_CENTER | - AUDIO_CHANNEL_OUT_LOW_FREQUENCY | - AUDIO_CHANNEL_OUT_BACK_LEFT | - AUDIO_CHANNEL_OUT_BACK_RIGHT | - AUDIO_CHANNEL_OUT_FRONT_LEFT_OF_CENTER | - AUDIO_CHANNEL_OUT_FRONT_RIGHT_OF_CENTER | - AUDIO_CHANNEL_OUT_BACK_CENTER| - AUDIO_CHANNEL_OUT_SIDE_LEFT| - AUDIO_CHANNEL_OUT_SIDE_RIGHT| - AUDIO_CHANNEL_OUT_TOP_CENTER| - AUDIO_CHANNEL_OUT_TOP_FRONT_LEFT| - AUDIO_CHANNEL_OUT_TOP_FRONT_CENTER| - AUDIO_CHANNEL_OUT_TOP_FRONT_RIGHT| - AUDIO_CHANNEL_OUT_TOP_BACK_LEFT| - AUDIO_CHANNEL_OUT_TOP_BACK_CENTER| - AUDIO_CHANNEL_OUT_TOP_BACK_RIGHT), - - /* input channels */ - AUDIO_CHANNEL_IN_LEFT = 0x4, - AUDIO_CHANNEL_IN_RIGHT = 0x8, - AUDIO_CHANNEL_IN_FRONT = 0x10, - AUDIO_CHANNEL_IN_BACK = 0x20, - AUDIO_CHANNEL_IN_LEFT_PROCESSED = 0x40, - AUDIO_CHANNEL_IN_RIGHT_PROCESSED = 0x80, - AUDIO_CHANNEL_IN_FRONT_PROCESSED = 0x100, - AUDIO_CHANNEL_IN_BACK_PROCESSED = 0x200, - AUDIO_CHANNEL_IN_PRESSURE = 0x400, - AUDIO_CHANNEL_IN_X_AXIS = 0x800, - AUDIO_CHANNEL_IN_Y_AXIS = 0x1000, - AUDIO_CHANNEL_IN_Z_AXIS = 0x2000, - AUDIO_CHANNEL_IN_VOICE_UPLINK = 0x4000, - AUDIO_CHANNEL_IN_VOICE_DNLINK = 0x8000, - - AUDIO_CHANNEL_IN_MONO = AUDIO_CHANNEL_IN_FRONT, - AUDIO_CHANNEL_IN_STEREO = (AUDIO_CHANNEL_IN_LEFT | AUDIO_CHANNEL_IN_RIGHT), - AUDIO_CHANNEL_IN_ALL = (AUDIO_CHANNEL_IN_LEFT | - AUDIO_CHANNEL_IN_RIGHT | - AUDIO_CHANNEL_IN_FRONT | - AUDIO_CHANNEL_IN_BACK| - AUDIO_CHANNEL_IN_LEFT_PROCESSED | - AUDIO_CHANNEL_IN_RIGHT_PROCESSED | - AUDIO_CHANNEL_IN_FRONT_PROCESSED | - AUDIO_CHANNEL_IN_BACK_PROCESSED| - AUDIO_CHANNEL_IN_PRESSURE | - AUDIO_CHANNEL_IN_X_AXIS | - AUDIO_CHANNEL_IN_Y_AXIS | - AUDIO_CHANNEL_IN_Z_AXIS | - AUDIO_CHANNEL_IN_VOICE_UPLINK | - AUDIO_CHANNEL_IN_VOICE_DNLINK), -} audio_channels_t; - -#if ANDROID_VERSION >= 17 -typedef enum { - AUDIO_MODE_INVALID = -2, - AUDIO_MODE_CURRENT = -1, - AUDIO_MODE_NORMAL = 0, - AUDIO_MODE_RINGTONE = 1, - AUDIO_MODE_IN_CALL = 2, - AUDIO_MODE_IN_COMMUNICATION = 3, - - AUDIO_MODE_CNT, - AUDIO_MODE_MAX = AUDIO_MODE_CNT - 1, -} audio_mode_t; -#endif -#endif - -#if ANDROID_VERSION < 17 -typedef enum { - AUDIO_DEVICE_NONE = 0x0, - /* output devices */ - AUDIO_DEVICE_OUT_EARPIECE = 0x1, - AUDIO_DEVICE_OUT_SPEAKER = 0x2, - AUDIO_DEVICE_OUT_WIRED_HEADSET = 0x4, - AUDIO_DEVICE_OUT_WIRED_HEADPHONE = 0x8, - AUDIO_DEVICE_OUT_BLUETOOTH_SCO = 0x10, - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET = 0x20, - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT = 0x40, - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP = 0x80, - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES = 0x100, - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER = 0x200, - AUDIO_DEVICE_OUT_AUX_DIGITAL = 0x400, - AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET = 0x800, - AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET = 0x1000, - AUDIO_DEVICE_OUT_FM = 0x2000, - AUDIO_DEVICE_OUT_ANC_HEADSET = 0x4000, - AUDIO_DEVICE_OUT_ANC_HEADPHONE = 0x8000, - AUDIO_DEVICE_OUT_FM_TX = 0x10000, - AUDIO_DEVICE_OUT_DIRECTOUTPUT = 0x20000, - AUDIO_DEVICE_OUT_PROXY = 0x40000, - AUDIO_DEVICE_OUT_DEFAULT = 0x80000, - AUDIO_DEVICE_OUT_ALL = (AUDIO_DEVICE_OUT_EARPIECE | - AUDIO_DEVICE_OUT_SPEAKER | - AUDIO_DEVICE_OUT_WIRED_HEADSET | - AUDIO_DEVICE_OUT_WIRED_HEADPHONE | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER | - AUDIO_DEVICE_OUT_AUX_DIGITAL | - AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET | - AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET | - AUDIO_DEVICE_OUT_FM | - AUDIO_DEVICE_OUT_ANC_HEADSET | - AUDIO_DEVICE_OUT_ANC_HEADPHONE | - AUDIO_DEVICE_OUT_FM_TX | - AUDIO_DEVICE_OUT_DIRECTOUTPUT | - AUDIO_DEVICE_OUT_PROXY | - AUDIO_DEVICE_OUT_DEFAULT), - AUDIO_DEVICE_OUT_ALL_A2DP = (AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER), - AUDIO_DEVICE_OUT_ALL_SCO = (AUDIO_DEVICE_OUT_BLUETOOTH_SCO | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT), - /* input devices */ - AUDIO_DEVICE_IN_COMMUNICATION = 0x100000, - AUDIO_DEVICE_IN_AMBIENT = 0x200000, - AUDIO_DEVICE_IN_BUILTIN_MIC = 0x400000, - AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET = 0x800000, - AUDIO_DEVICE_IN_WIRED_HEADSET = 0x1000000, - AUDIO_DEVICE_IN_AUX_DIGITAL = 0x2000000, - AUDIO_DEVICE_IN_VOICE_CALL = 0x4000000, - AUDIO_DEVICE_IN_BACK_MIC = 0x8000000, - AUDIO_DEVICE_IN_ANC_HEADSET = 0x10000000, - AUDIO_DEVICE_IN_FM_RX = 0x20000000, - AUDIO_DEVICE_IN_FM_RX_A2DP = 0x40000000, - AUDIO_DEVICE_IN_DEFAULT = 0x80000000, - - AUDIO_DEVICE_IN_ALL = (AUDIO_DEVICE_IN_COMMUNICATION | - AUDIO_DEVICE_IN_AMBIENT | - AUDIO_DEVICE_IN_BUILTIN_MIC | - AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET | - AUDIO_DEVICE_IN_WIRED_HEADSET | - AUDIO_DEVICE_IN_AUX_DIGITAL | - AUDIO_DEVICE_IN_VOICE_CALL | - AUDIO_DEVICE_IN_BACK_MIC | - AUDIO_DEVICE_IN_ANC_HEADSET | - AUDIO_DEVICE_IN_FM_RX | - AUDIO_DEVICE_IN_FM_RX_A2DP | - AUDIO_DEVICE_IN_DEFAULT), - AUDIO_DEVICE_IN_ALL_SCO = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET, -} audio_devices_t; -#elif ANDROID_VERSION < 21 -enum { - AUDIO_DEVICE_NONE = 0x0, - /* reserved bits */ - AUDIO_DEVICE_BIT_IN = 0x80000000, - AUDIO_DEVICE_BIT_DEFAULT = 0x40000000, - /* output devices */ - AUDIO_DEVICE_OUT_EARPIECE = 0x1, - AUDIO_DEVICE_OUT_SPEAKER = 0x2, - AUDIO_DEVICE_OUT_WIRED_HEADSET = 0x4, - AUDIO_DEVICE_OUT_WIRED_HEADPHONE = 0x8, - AUDIO_DEVICE_OUT_BLUETOOTH_SCO = 0x10, - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET = 0x20, - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT = 0x40, - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP = 0x80, - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES = 0x100, - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER = 0x200, - AUDIO_DEVICE_OUT_AUX_DIGITAL = 0x400, - AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET = 0x800, - AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET = 0x1000, - AUDIO_DEVICE_OUT_USB_ACCESSORY = 0x2000, - AUDIO_DEVICE_OUT_USB_DEVICE = 0x4000, - AUDIO_DEVICE_OUT_REMOTE_SUBMIX = 0x8000, - AUDIO_DEVICE_OUT_ANC_HEADSET = 0x10000, - AUDIO_DEVICE_OUT_ANC_HEADPHONE = 0x20000, - AUDIO_DEVICE_OUT_PROXY = 0x40000, - AUDIO_DEVICE_OUT_FM = 0x80000, - AUDIO_DEVICE_OUT_FM_TX = 0x100000, - AUDIO_DEVICE_OUT_DEFAULT = AUDIO_DEVICE_BIT_DEFAULT, - AUDIO_DEVICE_OUT_ALL = (AUDIO_DEVICE_OUT_EARPIECE | - AUDIO_DEVICE_OUT_SPEAKER | - AUDIO_DEVICE_OUT_WIRED_HEADSET | - AUDIO_DEVICE_OUT_WIRED_HEADPHONE | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER | - AUDIO_DEVICE_OUT_AUX_DIGITAL | - AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET | - AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET | - AUDIO_DEVICE_OUT_USB_ACCESSORY | - AUDIO_DEVICE_OUT_USB_DEVICE | - AUDIO_DEVICE_OUT_REMOTE_SUBMIX | - AUDIO_DEVICE_OUT_ANC_HEADSET | - AUDIO_DEVICE_OUT_ANC_HEADPHONE | - AUDIO_DEVICE_OUT_PROXY | - AUDIO_DEVICE_OUT_FM | - AUDIO_DEVICE_OUT_FM_TX | - AUDIO_DEVICE_OUT_DEFAULT), - AUDIO_DEVICE_OUT_ALL_A2DP = (AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER), - AUDIO_DEVICE_OUT_ALL_SCO = (AUDIO_DEVICE_OUT_BLUETOOTH_SCO | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT), - AUDIO_DEVICE_OUT_ALL_USB = (AUDIO_DEVICE_OUT_USB_ACCESSORY | - AUDIO_DEVICE_OUT_USB_DEVICE), - - /* input devices */ - AUDIO_DEVICE_IN_COMMUNICATION = AUDIO_DEVICE_BIT_IN | 0x1, - AUDIO_DEVICE_IN_AMBIENT = AUDIO_DEVICE_BIT_IN | 0x2, - AUDIO_DEVICE_IN_BUILTIN_MIC = AUDIO_DEVICE_BIT_IN | 0x4, - AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET = AUDIO_DEVICE_BIT_IN | 0x8, - AUDIO_DEVICE_IN_WIRED_HEADSET = AUDIO_DEVICE_BIT_IN | 0x10, - AUDIO_DEVICE_IN_AUX_DIGITAL = AUDIO_DEVICE_BIT_IN | 0x20, - AUDIO_DEVICE_IN_VOICE_CALL = AUDIO_DEVICE_BIT_IN | 0x40, - AUDIO_DEVICE_IN_BACK_MIC = AUDIO_DEVICE_BIT_IN | 0x80, - AUDIO_DEVICE_IN_REMOTE_SUBMIX = AUDIO_DEVICE_BIT_IN | 0x100, - AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET = AUDIO_DEVICE_BIT_IN | 0x200, - AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET = AUDIO_DEVICE_BIT_IN | 0x400, - AUDIO_DEVICE_IN_USB_ACCESSORY = AUDIO_DEVICE_BIT_IN | 0x800, - AUDIO_DEVICE_IN_USB_DEVICE = AUDIO_DEVICE_BIT_IN | 0x1000, - AUDIO_DEVICE_IN_ANC_HEADSET = AUDIO_DEVICE_BIT_IN | 0x2000, - AUDIO_DEVICE_IN_PROXY = AUDIO_DEVICE_BIT_IN | 0x4000, - AUDIO_DEVICE_IN_FM_RX = AUDIO_DEVICE_BIT_IN | 0x8000, - AUDIO_DEVICE_IN_FM_RX_A2DP = AUDIO_DEVICE_BIT_IN | 0x10000, - AUDIO_DEVICE_IN_DEFAULT = AUDIO_DEVICE_BIT_IN | AUDIO_DEVICE_BIT_DEFAULT, - - AUDIO_DEVICE_IN_ALL = (AUDIO_DEVICE_IN_COMMUNICATION | - AUDIO_DEVICE_IN_AMBIENT | - AUDIO_DEVICE_IN_BUILTIN_MIC | - AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET | - AUDIO_DEVICE_IN_WIRED_HEADSET | - AUDIO_DEVICE_IN_AUX_DIGITAL | - AUDIO_DEVICE_IN_VOICE_CALL | - AUDIO_DEVICE_IN_BACK_MIC | - AUDIO_DEVICE_IN_REMOTE_SUBMIX | - AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET | - AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET | - AUDIO_DEVICE_IN_USB_ACCESSORY | - AUDIO_DEVICE_IN_USB_DEVICE | - AUDIO_DEVICE_IN_ANC_HEADSET | - AUDIO_DEVICE_IN_FM_RX | - AUDIO_DEVICE_IN_FM_RX_A2DP | - AUDIO_DEVICE_IN_PROXY | - AUDIO_DEVICE_IN_DEFAULT), - AUDIO_DEVICE_IN_ALL_SCO = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET, -}; - -typedef uint32_t audio_devices_t; -#else -enum { - AUDIO_DEVICE_NONE = 0x0, - /* reserved bits */ - AUDIO_DEVICE_BIT_IN = 0x80000000, - AUDIO_DEVICE_BIT_DEFAULT = 0x40000000, - /* output devices */ - AUDIO_DEVICE_OUT_EARPIECE = 0x1, - AUDIO_DEVICE_OUT_SPEAKER = 0x2, - AUDIO_DEVICE_OUT_WIRED_HEADSET = 0x4, - AUDIO_DEVICE_OUT_WIRED_HEADPHONE = 0x8, - AUDIO_DEVICE_OUT_BLUETOOTH_SCO = 0x10, - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET = 0x20, - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT = 0x40, - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP = 0x80, - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES = 0x100, - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER = 0x200, - AUDIO_DEVICE_OUT_AUX_DIGITAL = 0x400, - AUDIO_DEVICE_OUT_HDMI = AUDIO_DEVICE_OUT_AUX_DIGITAL, - /* uses an analog connection (multiplexed over the USB connector pins for instance) */ - AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET = 0x800, - AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET = 0x1000, - /* USB accessory mode: your Android device is a USB device and the dock is a USB host */ - AUDIO_DEVICE_OUT_USB_ACCESSORY = 0x2000, - /* USB host mode: your Android device is a USB host and the dock is a USB device */ - AUDIO_DEVICE_OUT_USB_DEVICE = 0x4000, - AUDIO_DEVICE_OUT_REMOTE_SUBMIX = 0x8000, - /* Telephony voice TX path */ - AUDIO_DEVICE_OUT_TELEPHONY_TX = 0x10000, - /* Analog jack with line impedance detected */ - AUDIO_DEVICE_OUT_LINE = 0x20000, - /* HDMI Audio Return Channel */ - AUDIO_DEVICE_OUT_HDMI_ARC = 0x40000, - /* S/PDIF out */ - AUDIO_DEVICE_OUT_SPDIF = 0x80000, - /* FM transmitter out */ - AUDIO_DEVICE_OUT_FM = 0x100000, - /* Line out for av devices */ - AUDIO_DEVICE_OUT_AUX_LINE = 0x200000, - /* limited-output speaker device for acoustic safety */ - AUDIO_DEVICE_OUT_SPEAKER_SAFE = 0x400000, - AUDIO_DEVICE_OUT_DEFAULT = AUDIO_DEVICE_BIT_DEFAULT, - AUDIO_DEVICE_OUT_ALL = (AUDIO_DEVICE_OUT_EARPIECE | - AUDIO_DEVICE_OUT_SPEAKER | - AUDIO_DEVICE_OUT_WIRED_HEADSET | - AUDIO_DEVICE_OUT_WIRED_HEADPHONE | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER | - AUDIO_DEVICE_OUT_AUX_DIGITAL | - AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET | - AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET | - AUDIO_DEVICE_OUT_USB_ACCESSORY | - AUDIO_DEVICE_OUT_USB_DEVICE | - AUDIO_DEVICE_OUT_REMOTE_SUBMIX | - AUDIO_DEVICE_OUT_TELEPHONY_TX | - AUDIO_DEVICE_OUT_LINE | - AUDIO_DEVICE_OUT_HDMI_ARC | - AUDIO_DEVICE_OUT_SPDIF | - AUDIO_DEVICE_OUT_FM | - AUDIO_DEVICE_OUT_AUX_LINE | - AUDIO_DEVICE_OUT_SPEAKER_SAFE | - AUDIO_DEVICE_OUT_DEFAULT), - AUDIO_DEVICE_OUT_ALL_A2DP = (AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | - AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER), - AUDIO_DEVICE_OUT_ALL_SCO = (AUDIO_DEVICE_OUT_BLUETOOTH_SCO | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET | - AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT), - AUDIO_DEVICE_OUT_ALL_USB = (AUDIO_DEVICE_OUT_USB_ACCESSORY | - AUDIO_DEVICE_OUT_USB_DEVICE), - /* input devices */ - AUDIO_DEVICE_IN_COMMUNICATION = AUDIO_DEVICE_BIT_IN | 0x1, - AUDIO_DEVICE_IN_AMBIENT = AUDIO_DEVICE_BIT_IN | 0x2, - AUDIO_DEVICE_IN_BUILTIN_MIC = AUDIO_DEVICE_BIT_IN | 0x4, - AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET = AUDIO_DEVICE_BIT_IN | 0x8, - AUDIO_DEVICE_IN_WIRED_HEADSET = AUDIO_DEVICE_BIT_IN | 0x10, - AUDIO_DEVICE_IN_AUX_DIGITAL = AUDIO_DEVICE_BIT_IN | 0x20, - AUDIO_DEVICE_IN_HDMI = AUDIO_DEVICE_IN_AUX_DIGITAL, - /* Telephony voice RX path */ - AUDIO_DEVICE_IN_VOICE_CALL = AUDIO_DEVICE_BIT_IN | 0x40, - AUDIO_DEVICE_IN_BACK_MIC = AUDIO_DEVICE_BIT_IN | 0x80, - AUDIO_DEVICE_IN_REMOTE_SUBMIX = AUDIO_DEVICE_BIT_IN | 0x100, - AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET = AUDIO_DEVICE_BIT_IN | 0x200, - AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET = AUDIO_DEVICE_BIT_IN | 0x400, - AUDIO_DEVICE_IN_USB_ACCESSORY = AUDIO_DEVICE_BIT_IN | 0x800, - AUDIO_DEVICE_IN_USB_DEVICE = AUDIO_DEVICE_BIT_IN | 0x1000, - /* FM tuner input */ - AUDIO_DEVICE_IN_FM_TUNER = AUDIO_DEVICE_BIT_IN | 0x2000, - /* TV tuner input */ - AUDIO_DEVICE_IN_TV_TUNER = AUDIO_DEVICE_BIT_IN | 0x4000, - /* Analog jack with line impedance detected */ - AUDIO_DEVICE_IN_LINE = AUDIO_DEVICE_BIT_IN | 0x8000, - /* S/PDIF in */ - AUDIO_DEVICE_IN_SPDIF = AUDIO_DEVICE_BIT_IN | 0x10000, - AUDIO_DEVICE_IN_BLUETOOTH_A2DP = AUDIO_DEVICE_BIT_IN | 0x20000, - AUDIO_DEVICE_IN_LOOPBACK = AUDIO_DEVICE_BIT_IN | 0x40000, - AUDIO_DEVICE_IN_DEFAULT = AUDIO_DEVICE_BIT_IN | AUDIO_DEVICE_BIT_DEFAULT, - AUDIO_DEVICE_IN_ALL = (AUDIO_DEVICE_IN_COMMUNICATION | - AUDIO_DEVICE_IN_AMBIENT | - AUDIO_DEVICE_IN_BUILTIN_MIC | - AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET | - AUDIO_DEVICE_IN_WIRED_HEADSET | - AUDIO_DEVICE_IN_AUX_DIGITAL | - AUDIO_DEVICE_IN_VOICE_CALL | - AUDIO_DEVICE_IN_BACK_MIC | - AUDIO_DEVICE_IN_REMOTE_SUBMIX | - AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET | - AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET | - AUDIO_DEVICE_IN_USB_ACCESSORY | - AUDIO_DEVICE_IN_USB_DEVICE | - AUDIO_DEVICE_IN_FM_TUNER | - AUDIO_DEVICE_IN_TV_TUNER | - AUDIO_DEVICE_IN_LINE | - AUDIO_DEVICE_IN_SPDIF | - AUDIO_DEVICE_IN_BLUETOOTH_A2DP | - AUDIO_DEVICE_IN_LOOPBACK | - AUDIO_DEVICE_IN_DEFAULT), - AUDIO_DEVICE_IN_ALL_SCO = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET, - AUDIO_DEVICE_IN_ALL_USB = (AUDIO_DEVICE_IN_USB_ACCESSORY | - AUDIO_DEVICE_IN_USB_DEVICE), -}; - -typedef uint32_t audio_devices_t; -#endif - -static inline bool audio_is_output_device(uint32_t device) -{ -#if ANDROID_VERSION < 17 - if ((__builtin_popcount(device) == 1) && ((device & ~AUDIO_DEVICE_OUT_ALL) == 0)) - return true; - else - return false; -#else - if (((device & AUDIO_DEVICE_BIT_IN) == 0) && - (__builtin_popcount(device) == 1) && ((device & ~AUDIO_DEVICE_OUT_ALL) == 0)) - return true; - else - return false; -#endif -} - -/* device connection states used for audio_policy->set_device_connection_state() - * */ -typedef enum { - AUDIO_POLICY_DEVICE_STATE_UNAVAILABLE, - AUDIO_POLICY_DEVICE_STATE_AVAILABLE, - - AUDIO_POLICY_DEVICE_STATE_CNT, - AUDIO_POLICY_DEVICE_STATE_MAX = AUDIO_POLICY_DEVICE_STATE_CNT - 1, -} audio_policy_dev_state_t; - -namespace android { - -typedef void (*audio_error_callback)(status_t err); -typedef int audio_io_handle_t; - -class IAudioPolicyService; -class String8; - -class AudioSystem -{ -public: - - enum stream_type { - DEFAULT =-1, - VOICE_CALL = 0, - SYSTEM = 1, - RING = 2, - MUSIC = 3, - ALARM = 4, - NOTIFICATION = 5, - BLUETOOTH_SCO = 6, - ENFORCED_AUDIBLE = 7, // Sounds that cannot be muted by user and must be routed to speaker - DTMF = 8, - TTS = 9, - FM = 10, - NUM_STREAM_TYPES - }; - - // Audio sub formats (see AudioSystem::audio_format). - enum pcm_sub_format { - PCM_SUB_16_BIT = 0x1, // must be 1 for backward compatibility - PCM_SUB_8_BIT = 0x2, // must be 2 for backward compatibility - }; - - // MP3 sub format field definition : can use 11 LSBs in the same way as MP3 frame header to specify - // bit rate, stereo mode, version... - enum mp3_sub_format { - //TODO - }; - - // AMR NB/WB sub format field definition: specify frame block interleaving, bandwidth efficient or octet aligned, - // encoding mode for recording... - enum amr_sub_format { - //TODO - }; - - // AAC sub format field definition: specify profile or bitrate for recording... - enum aac_sub_format { - //TODO - }; - - // VORBIS sub format field definition: specify quality for recording... - enum vorbis_sub_format { - //TODO - }; - - // Audio format consists in a main format field (upper 8 bits) and a sub format field (lower 24 bits). - // The main format indicates the main codec type. The sub format field indicates options and parameters - // for each format. The sub format is mainly used for record to indicate for instance the requested bitrate - // or profile. It can also be used for certain formats to give informations not present in the encoded - // audio stream (e.g. octet alignement for AMR). - enum audio_format { - INVALID_FORMAT = -1, - FORMAT_DEFAULT = 0, - PCM = 0x00000000, // must be 0 for backward compatibility - MP3 = 0x01000000, - AMR_NB = 0x02000000, - AMR_WB = 0x03000000, - AAC = 0x04000000, - HE_AAC_V1 = 0x05000000, - HE_AAC_V2 = 0x06000000, - VORBIS = 0x07000000, - EVRC = 0x08000000, - QCELP = 0x09000000, - VOIP_PCM_INPUT = 0x0A000000, - MAIN_FORMAT_MASK = 0xFF000000, - SUB_FORMAT_MASK = 0x00FFFFFF, - // Aliases - PCM_16_BIT = (PCM|PCM_SUB_16_BIT), - PCM_8_BIT = (PCM|PCM_SUB_8_BIT) - }; - - - // Channel mask definitions must be kept in sync with JAVA values in /media/java/android/media/AudioFormat.java - enum audio_channels { - // output channels - CHANNEL_OUT_FRONT_LEFT = 0x4, - CHANNEL_OUT_FRONT_RIGHT = 0x8, - CHANNEL_OUT_FRONT_CENTER = 0x10, - CHANNEL_OUT_LOW_FREQUENCY = 0x20, - CHANNEL_OUT_BACK_LEFT = 0x40, - CHANNEL_OUT_BACK_RIGHT = 0x80, - CHANNEL_OUT_FRONT_LEFT_OF_CENTER = 0x100, - CHANNEL_OUT_FRONT_RIGHT_OF_CENTER = 0x200, - CHANNEL_OUT_BACK_CENTER = 0x400, - CHANNEL_OUT_MONO = CHANNEL_OUT_FRONT_LEFT, - CHANNEL_OUT_STEREO = (CHANNEL_OUT_FRONT_LEFT | CHANNEL_OUT_FRONT_RIGHT), - CHANNEL_OUT_QUAD = (CHANNEL_OUT_FRONT_LEFT | CHANNEL_OUT_FRONT_RIGHT | - CHANNEL_OUT_BACK_LEFT | CHANNEL_OUT_BACK_RIGHT), - CHANNEL_OUT_SURROUND = (CHANNEL_OUT_FRONT_LEFT | CHANNEL_OUT_FRONT_RIGHT | - CHANNEL_OUT_FRONT_CENTER | CHANNEL_OUT_BACK_CENTER), - CHANNEL_OUT_5POINT1 = (CHANNEL_OUT_FRONT_LEFT | CHANNEL_OUT_FRONT_RIGHT | - CHANNEL_OUT_FRONT_CENTER | CHANNEL_OUT_LOW_FREQUENCY | CHANNEL_OUT_BACK_LEFT | CHANNEL_OUT_BACK_RIGHT), - CHANNEL_OUT_7POINT1 = (CHANNEL_OUT_FRONT_LEFT | CHANNEL_OUT_FRONT_RIGHT | - CHANNEL_OUT_FRONT_CENTER | CHANNEL_OUT_LOW_FREQUENCY | CHANNEL_OUT_BACK_LEFT | CHANNEL_OUT_BACK_RIGHT | - CHANNEL_OUT_FRONT_LEFT_OF_CENTER | CHANNEL_OUT_FRONT_RIGHT_OF_CENTER), - CHANNEL_OUT_ALL = (CHANNEL_OUT_FRONT_LEFT | CHANNEL_OUT_FRONT_RIGHT | - CHANNEL_OUT_FRONT_CENTER | CHANNEL_OUT_LOW_FREQUENCY | CHANNEL_OUT_BACK_LEFT | CHANNEL_OUT_BACK_RIGHT | - CHANNEL_OUT_FRONT_LEFT_OF_CENTER | CHANNEL_OUT_FRONT_RIGHT_OF_CENTER | CHANNEL_OUT_BACK_CENTER), - - // input channels - CHANNEL_IN_LEFT = 0x4, - CHANNEL_IN_RIGHT = 0x8, - CHANNEL_IN_FRONT = 0x10, - CHANNEL_IN_BACK = 0x20, - CHANNEL_IN_LEFT_PROCESSED = 0x40, - CHANNEL_IN_RIGHT_PROCESSED = 0x80, - CHANNEL_IN_FRONT_PROCESSED = 0x100, - CHANNEL_IN_BACK_PROCESSED = 0x200, - CHANNEL_IN_PRESSURE = 0x400, - CHANNEL_IN_X_AXIS = 0x800, - CHANNEL_IN_Y_AXIS = 0x1000, - CHANNEL_IN_Z_AXIS = 0x2000, - CHANNEL_IN_VOICE_UPLINK = 0x4000, - CHANNEL_IN_VOICE_DNLINK = 0x8000, - CHANNEL_IN_MONO = CHANNEL_IN_FRONT, - CHANNEL_IN_STEREO = (CHANNEL_IN_LEFT | CHANNEL_IN_RIGHT), - CHANNEL_IN_ALL = (CHANNEL_IN_LEFT | CHANNEL_IN_RIGHT | CHANNEL_IN_FRONT | CHANNEL_IN_BACK| - CHANNEL_IN_LEFT_PROCESSED | CHANNEL_IN_RIGHT_PROCESSED | CHANNEL_IN_FRONT_PROCESSED | CHANNEL_IN_BACK_PROCESSED| - CHANNEL_IN_PRESSURE | CHANNEL_IN_X_AXIS | CHANNEL_IN_Y_AXIS | CHANNEL_IN_Z_AXIS | - CHANNEL_IN_VOICE_UPLINK | CHANNEL_IN_VOICE_DNLINK) - }; - - enum audio_mode { - MODE_INVALID = -2, - MODE_CURRENT = -1, - MODE_NORMAL = 0, - MODE_RINGTONE, - MODE_IN_CALL, - MODE_IN_COMMUNICATION, - NUM_MODES // not a valid entry, denotes end-of-list - }; - - enum audio_in_acoustics { - AGC_ENABLE = 0x0001, - AGC_DISABLE = 0, - NS_ENABLE = 0x0002, - NS_DISABLE = 0, - TX_IIR_ENABLE = 0x0004, - TX_DISABLE = 0 - }; - - // special audio session values - enum audio_sessions { - SESSION_OUTPUT_STAGE = -1, // session for effects attached to a particular output stream - // (value must be less than 0) - SESSION_OUTPUT_MIX = 0, // session for effects applied to output mix. These effects can - // be moved by audio policy manager to another output stream - // (value must be 0) - }; - - /* These are static methods to control the system-wide AudioFlinger - * only privileged processes can have access to them - */ - - // mute/unmute microphone - static status_t muteMicrophone(bool state); - static status_t isMicrophoneMuted(bool *state); - - // set/get master volume - static status_t setMasterVolume(float value); - static status_t getMasterVolume(float* volume); - // mute/unmute audio outputs - static status_t setMasterMute(bool mute); - static status_t getMasterMute(bool* mute); - - // set/get stream volume on specified output - static status_t setStreamVolume(int stream, float value, int output); - static status_t getStreamVolume(int stream, float* volume, int output); - - // mute/unmute stream - static status_t setStreamMute(int stream, bool mute); - static status_t getStreamMute(int stream, bool* mute); - - // set audio mode in audio hardware (see AudioSystem::audio_mode) - static status_t setMode(int mode); - - // returns true in *state if tracks are active on the specified stream - static status_t isStreamActive(int stream, bool *state); - - // set/get audio hardware parameters. The function accepts a list of parameters - // key value pairs in the form: key1=value1;key2=value2;... - // Some keys are reserved for standard parameters (See AudioParameter class). - static status_t setParameters(audio_io_handle_t ioHandle, const String8& keyValuePairs); - static String8 getParameters(audio_io_handle_t ioHandle, const String8& keys); - - static void setErrorCallback(audio_error_callback cb); - - // helper function to obtain AudioFlinger service handle - static const sp<IAudioFlinger>& get_audio_flinger(); - - static float linearToLog(int volume); - static int logToLinear(float volume); - - static status_t getOutputSamplingRate(int* samplingRate, int stream = DEFAULT); - static status_t getOutputFrameCount(int* frameCount, int stream = DEFAULT); - static status_t getOutputLatency(uint32_t* latency, int stream = DEFAULT); - - static bool routedToA2dpOutput(int streamType); - - static status_t getInputBufferSize(uint32_t sampleRate, int format, int channelCount, - size_t* buffSize); - - static status_t setVoiceVolume(float volume); - - // return the number of audio frames written by AudioFlinger to audio HAL and - // audio dsp to DAC since the output on which the specificed stream is playing - // has exited standby. - // returned status (from utils/Errors.h) can be: - // - NO_ERROR: successful operation, halFrames and dspFrames point to valid data - // - INVALID_OPERATION: Not supported on current hardware platform - // - BAD_VALUE: invalid parameter - // NOTE: this feature is not supported on all hardware platforms and it is - // necessary to check returned status before using the returned values. - static status_t getRenderPosition(uint32_t *halFrames, uint32_t *dspFrames, int stream = DEFAULT); - - static unsigned int getInputFramesLost(audio_io_handle_t ioHandle); - - static int newAudioSessionId(); - // - // AudioPolicyService interface - // - - enum audio_devices { - // output devices - DEVICE_OUT_EARPIECE = 0x1, - DEVICE_OUT_SPEAKER = 0x2, - DEVICE_OUT_WIRED_HEADSET = 0x4, - DEVICE_OUT_WIRED_HEADPHONE = 0x8, - DEVICE_OUT_BLUETOOTH_SCO = 0x10, - DEVICE_OUT_BLUETOOTH_SCO_HEADSET = 0x20, - DEVICE_OUT_BLUETOOTH_SCO_CARKIT = 0x40, - DEVICE_OUT_BLUETOOTH_A2DP = 0x80, - DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES = 0x100, - DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER = 0x200, - DEVICE_OUT_AUX_DIGITAL = 0x400, - DEVICE_OUT_DEFAULT = 0x8000, - DEVICE_OUT_ALL = (DEVICE_OUT_EARPIECE | DEVICE_OUT_SPEAKER | DEVICE_OUT_WIRED_HEADSET | - DEVICE_OUT_WIRED_HEADPHONE | DEVICE_OUT_BLUETOOTH_SCO | DEVICE_OUT_BLUETOOTH_SCO_HEADSET | - DEVICE_OUT_BLUETOOTH_SCO_CARKIT | DEVICE_OUT_BLUETOOTH_A2DP | DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | - DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER | DEVICE_OUT_AUX_DIGITAL | DEVICE_OUT_DEFAULT), - DEVICE_OUT_ALL_A2DP = (DEVICE_OUT_BLUETOOTH_A2DP | DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | - DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER), - - // input devices - DEVICE_IN_COMMUNICATION = 0x10000, - DEVICE_IN_AMBIENT = 0x20000, - DEVICE_IN_BUILTIN_MIC = 0x40000, - DEVICE_IN_BLUETOOTH_SCO_HEADSET = 0x80000, - DEVICE_IN_WIRED_HEADSET = 0x100000, - DEVICE_IN_AUX_DIGITAL = 0x200000, - DEVICE_IN_VOICE_CALL = 0x400000, - DEVICE_IN_BACK_MIC = 0x800000, - DEVICE_IN_DEFAULT = 0x80000000, - - DEVICE_IN_ALL = (DEVICE_IN_COMMUNICATION | DEVICE_IN_AMBIENT | DEVICE_IN_BUILTIN_MIC | - DEVICE_IN_BLUETOOTH_SCO_HEADSET | DEVICE_IN_WIRED_HEADSET | DEVICE_IN_AUX_DIGITAL | - DEVICE_IN_VOICE_CALL | DEVICE_IN_BACK_MIC | DEVICE_IN_DEFAULT) - }; - - // device connection states used for setDeviceConnectionState() - enum device_connection_state { - DEVICE_STATE_UNAVAILABLE, - DEVICE_STATE_AVAILABLE, - NUM_DEVICE_STATES - }; - - // request to open a direct output with getOutput() (by opposition to sharing an output with other AudioTracks) - enum output_flags { - OUTPUT_FLAG_INDIRECT = 0x0, - OUTPUT_FLAG_DIRECT = 0x1 - }; - - // device categories used for setForceUse() - enum forced_config { - FORCE_NONE, - FORCE_SPEAKER, - FORCE_HEADPHONES, - FORCE_BT_SCO, - FORCE_BT_A2DP, - FORCE_WIRED_ACCESSORY, - FORCE_BT_CAR_DOCK, - FORCE_BT_DESK_DOCK, - FORCE_ANALOG_DOCK, - FORCE_DIGITAL_DOCK, - FORCE_NO_BT_A2DP, - NUM_FORCE_CONFIG, - FORCE_DEFAULT = FORCE_NONE - }; - - // usages used for setForceUse() - enum force_use { - FOR_COMMUNICATION, - FOR_MEDIA, - FOR_RECORD, - FOR_DOCK, - NUM_FORCE_USE - }; - - // types of io configuration change events received with ioConfigChanged() - enum io_config_event { - OUTPUT_OPENED, - OUTPUT_CLOSED, - OUTPUT_CONFIG_CHANGED, - INPUT_OPENED, - INPUT_CLOSED, - INPUT_CONFIG_CHANGED, - STREAM_CONFIG_CHANGED, - NUM_CONFIG_EVENTS - }; - - // audio output descritor used to cache output configurations in client process to avoid frequent calls - // through IAudioFlinger - class OutputDescriptor { - public: - OutputDescriptor() - : samplingRate(0), format(0), channels(0), frameCount(0), latency(0) {} - - uint32_t samplingRate; - int32_t format; - int32_t channels; - size_t frameCount; - uint32_t latency; - }; - - // - // IAudioPolicyService interface (see AudioPolicyInterface for method descriptions) - // - static status_t setDeviceConnectionState(audio_devices device, device_connection_state state, const char *device_address); - static device_connection_state getDeviceConnectionState(audio_devices device, const char *device_address); - static status_t setPhoneState(int state); -#if ANDROID_VERSION >= 17 - static status_t setPhoneState(audio_mode_t state); -#endif - static status_t setRingerMode(uint32_t mode, uint32_t mask); -#ifdef VANILLA_ANDROID - static status_t setForceUse(force_use usage, forced_config config); - static forced_config getForceUse(force_use usage); - static audio_io_handle_t getOutput(stream_type stream, - uint32_t samplingRate = 0, - uint32_t format = FORMAT_DEFAULT, - uint32_t channels = CHANNEL_OUT_STEREO, - output_flags flags = OUTPUT_FLAG_INDIRECT); - static status_t setDeviceConnectionState(audio_devices_t device, audio_policy_dev_state_t state, const char *device_address); - static status_t setFmVolume(float volume); - static audio_policy_dev_state_t getDeviceConnectionState(audio_devices_t device, const char *device_address); -#else - static status_t setForceUse(force_use usage, forced_config config) __attribute__((weak)); - static forced_config getForceUse(force_use usage) __attribute__((weak)); - static audio_io_handle_t getOutput(stream_type stream, - uint32_t samplingRate = 0, - uint32_t format = FORMAT_DEFAULT, - uint32_t channels = CHANNEL_OUT_STEREO, - output_flags flags = OUTPUT_FLAG_INDIRECT) __attribute__((weak)); - - static status_t setForceUse(audio_policy_force_use_t usage, audio_policy_forced_cfg_t config) __attribute__((weak)); - static audio_policy_forced_cfg_t getForceUse(audio_policy_force_use_t usage) __attribute__((weak)); - static audio_io_handle_t getOutput(audio_stream_type_t stream, - uint32_t samplingRate = 0, - uint32_t format = AUDIO_FORMAT_DEFAULT, - uint32_t channels = AUDIO_CHANNEL_OUT_STEREO, - audio_policy_output_flags_t flags = AUDIO_POLICY_OUTPUT_FLAG_INDIRECT) __attribute__((weak)); - static status_t setDeviceConnectionState(audio_devices_t device, audio_policy_dev_state_t state, const char *device_address) __attribute__((weak)); - static status_t setFmVolume(float volume) __attribute__((weak)); - static audio_policy_dev_state_t getDeviceConnectionState(audio_devices_t device, const char *device_address) __attribute__((weak)); - -#endif - static status_t startOutput(audio_io_handle_t output, - AudioSystem::stream_type stream, - int session = 0); - static status_t stopOutput(audio_io_handle_t output, - AudioSystem::stream_type stream, - int session = 0); - static void releaseOutput(audio_io_handle_t output); - static audio_io_handle_t getInput(int inputSource, - uint32_t samplingRate = 0, - uint32_t format = FORMAT_DEFAULT, - uint32_t channels = CHANNEL_IN_MONO, - audio_in_acoustics acoustics = (audio_in_acoustics)0); - static status_t startInput(audio_io_handle_t input); - static status_t stopInput(audio_io_handle_t input); - static void releaseInput(audio_io_handle_t input); - static status_t initStreamVolume(stream_type stream, - int indexMin, - int indexMax); - static status_t initStreamVolume(audio_stream_type_t stream, - int indexMin, - int indexMax); - static status_t setStreamVolumeIndex(stream_type stream, int index); - static status_t setStreamVolumeIndex(audio_stream_type_t stream, int index); -#if ANDROID_VERSION >= 17 - static status_t setStreamVolumeIndex(audio_stream_type_t stream, - int index, - audio_devices_t device); - static status_t getStreamVolumeIndex(audio_stream_type_t stream, - int *index, - audio_devices_t device); -#endif - static status_t getStreamVolumeIndex(stream_type stream, int *index); - static status_t getStreamVolumeIndex(audio_stream_type_t stream, int *index); - - static uint32_t getStrategyForStream(stream_type stream); -#if ANDROID_VERSION >= 17 - static audio_devices_t getDevicesForStream(audio_stream_type_t stream); -#endif - - static audio_io_handle_t getOutputForEffect(effect_descriptor_t *desc); - static status_t registerEffect(effect_descriptor_t *desc, - audio_io_handle_t output, - uint32_t strategy, - int session, - int id); - static status_t unregisterEffect(int id); - - static const sp<IAudioPolicyService>& get_audio_policy_service(); - - // ---------------------------------------------------------------------------- - - static uint32_t popCount(uint32_t u); - static bool isOutputDevice(audio_devices device); - static bool isInputDevice(audio_devices device); - static bool isA2dpDevice(audio_devices device); - static bool isBluetoothScoDevice(audio_devices device); - static bool isSeperatedStream(stream_type stream); - static bool isLowVisibility(stream_type stream); - static bool isOutputChannel(uint32_t channel); - static bool isInputChannel(uint32_t channel); - static bool isValidFormat(uint32_t format); - static bool isLinearPCM(uint32_t format); - static bool isModeInCall(); - -#if ANDROID_VERSION >= 21 - class AudioPortCallback : public RefBase - { - public: - - AudioPortCallback() {} - virtual ~AudioPortCallback() {} - - virtual void onAudioPortListUpdate() = 0; - virtual void onAudioPatchListUpdate() = 0; - virtual void onServiceDied() = 0; - - }; - - static void setAudioPortCallback(sp<AudioPortCallback> callBack); -#endif - -private: - - class AudioFlingerClient: public IBinder::DeathRecipient, public BnAudioFlingerClient - { - public: - AudioFlingerClient() { - } - - // DeathRecipient - virtual void binderDied(const wp<IBinder>& who); - - // IAudioFlingerClient - - // indicate a change in the configuration of an output or input: keeps the cached - // values for output/input parameters upto date in client process - virtual void ioConfigChanged(int event, int ioHandle, void *param2); - }; - - class AudioPolicyServiceClient: public IBinder::DeathRecipient - { - public: - AudioPolicyServiceClient() { - } - - // DeathRecipient - virtual void binderDied(const wp<IBinder>& who); - }; - - static sp<AudioFlingerClient> gAudioFlingerClient; - static sp<AudioPolicyServiceClient> gAudioPolicyServiceClient; - friend class AudioFlingerClient; - friend class AudioPolicyServiceClient; - - static Mutex gLock; - static sp<IAudioFlinger> gAudioFlinger; - static audio_error_callback gAudioErrorCallback; - - static size_t gInBuffSize; - // previous parameters for recording buffer size queries - static uint32_t gPrevInSamplingRate; - static int gPrevInFormat; - static int gPrevInChannelCount; - - static sp<IAudioPolicyService> gAudioPolicyService; - - // mapping between stream types and outputs - static DefaultKeyedVector<int, audio_io_handle_t> gStreamOutputMap; - // list of output descritor containing cached parameters (sampling rate, framecount, channel count...) - static DefaultKeyedVector<audio_io_handle_t, OutputDescriptor *> gOutputs; -}; - -class AudioParameter { - -public: - AudioParameter() {} - AudioParameter(const String8& keyValuePairs); - virtual ~AudioParameter(); - - // reserved parameter keys for changing standard parameters with setParameters() function. - // Using these keys is mandatory for AudioFlinger to properly monitor audio output/input - // configuration changes and act accordingly. - // keyRouting: to change audio routing, value is an int in AudioSystem::audio_devices - // keySamplingRate: to change sampling rate routing, value is an int - // keyFormat: to change audio format, value is an int in AudioSystem::audio_format - // keyChannels: to change audio channel configuration, value is an int in AudioSystem::audio_channels - // keyFrameCount: to change audio output frame count, value is an int - // keyInputSource: to change audio input source, value is an int in audio_source - // (defined in media/mediarecorder.h) - static const char *keyRouting; - static const char *keySamplingRate; - static const char *keyFormat; - static const char *keyChannels; - static const char *keyFrameCount; - static const char *keyInputSource; - - String8 toString(); - - status_t add(const String8& key, const String8& value); - status_t addInt(const String8& key, const int value); - status_t addFloat(const String8& key, const float value); - - status_t remove(const String8& key); - - status_t get(const String8& key, String8& value); - status_t getInt(const String8& key, int& value); - status_t getFloat(const String8& key, float& value); - status_t getAt(size_t index, String8& key, String8& value); - - size_t size() { return mParameters.size(); } - -private: - String8 mKeyValuePairs; - KeyedVector <String8, String8> mParameters; -}; - -}; // namespace android - -#pragma GCC visibility pop - -#endif /*ANDROID_AUDIOSYSTEM_H_*/ |