Loading include/system/audio.h 0 → 100644 +393 −0 Original line number Original line Diff line number Diff line /* * Copyright (C) 2011 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_AUDIO_CORE_H #define ANDROID_AUDIO_CORE_H #include <stdbool.h> #include <stdint.h> #include <sys/cdefs.h> #include <sys/types.h> #include <cutils/bitops.h> __BEGIN_DECLS /* The enums were moved here mostly from * frameworks/base/include/media/AudioSystem.h */ typedef int audio_io_handle_t; /* Audio stream types */ 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, AUDIO_STREAM_CNT, AUDIO_STREAM_MAX = AUDIO_STREAM_CNT - 1, } audio_stream_type_t; /* Do not change these values without updating their counterparts * in media/java/android/media/MediaRecorder.java! */ typedef enum { AUDIO_SOURCE_DEFAULT = 0, AUDIO_SOURCE_MIC = 1, AUDIO_SOURCE_VOICE_UPLINK = 2, AUDIO_SOURCE_VOICE_DOWNLINK = 3, AUDIO_SOURCE_VOICE_CALL = 4, AUDIO_SOURCE_CAMCORDER = 5, AUDIO_SOURCE_VOICE_RECOGNITION = 6, AUDIO_SOURCE_VOICE_COMMUNICATION = 7, AUDIO_SOURCE_CNT, AUDIO_SOURCE_MAX = AUDIO_SOURCE_CNT - 1, } audio_source_t; /* special audio session values * (XXX: should this be living in the audio effects land?) */ typedef enum { /* session for effects attached to a particular output stream * (value must be less than 0) */ AUDIO_SESSION_OUTPUT_STAGE = -1, /* session for effects applied to output mix. These effects can * be moved by audio policy manager to another output stream * (value must be 0) */ AUDIO_SESSION_OUTPUT_MIX = 0, } audio_session_t; /* Audio sub formats (see enum audio_format). */ /* PCM sub formats */ typedef enum { AUDIO_FORMAT_PCM_SUB_16_BIT = 0x1, /* DO NOT CHANGE */ AUDIO_FORMAT_PCM_SUB_8_BIT = 0x2, /* DO NOT CHANGE */ } audio_format_pcm_sub_fmt_t; /* MP3 sub format field definition : can use 11 LSBs in the same way as MP3 * frame header to specify bit rate, stereo mode, version... */ typedef enum { AUDIO_FORMAT_MP3_SUB_NONE = 0x0, } audio_format_mp3_sub_fmt_t; /* AMR NB/WB sub format field definition: specify frame block interleaving, * bandwidth efficient or octet aligned, encoding mode for recording... */ typedef enum { AUDIO_FORMAT_AMR_SUB_NONE = 0x0, } audio_format_amr_sub_fmt_t; /* AAC sub format field definition: specify profile or bitrate for recording... */ typedef enum { AUDIO_FORMAT_AAC_SUB_NONE = 0x0, } audio_format_aac_sub_fmt_t; /* VORBIS sub format field definition: specify quality for recording... */ typedef enum { AUDIO_FORMAT_VORBIS_SUB_NONE = 0x0, } audio_format_vorbis_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_t; /* Channel mask definitions must be kept in sync with JAVA values in * frameworks/base/media/java/android/media/AudioFormat.java */ typedef enum { /* output channels */ AUDIO_CHANNEL_OUT_FRONT_LEFT = 0x4, AUDIO_CHANNEL_OUT_FRONT_RIGHT = 0x8, AUDIO_CHANNEL_OUT_FRONT_CENTER = 0x10, AUDIO_CHANNEL_OUT_LOW_FREQUENCY = 0x20, AUDIO_CHANNEL_OUT_BACK_LEFT = 0x40, AUDIO_CHANNEL_OUT_BACK_RIGHT = 0x80, AUDIO_CHANNEL_OUT_FRONT_LEFT_OF_CENTER = 0x100, AUDIO_CHANNEL_OUT_FRONT_RIGHT_OF_CENTER = 0x200, AUDIO_CHANNEL_OUT_BACK_CENTER = 0x400, 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), 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_FRONT_LEFT_OF_CENTER | AUDIO_CHANNEL_OUT_FRONT_RIGHT_OF_CENTER), 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), /* 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; 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; typedef enum { AUDIO_IN_ACOUSTICS_AGC_ENABLE = 0x0001, AUDIO_IN_ACOUSTICS_AGC_DISABLE = 0, AUDIO_IN_ACOUSTICS_NS_ENABLE = 0x0002, AUDIO_IN_ACOUSTICS_NS_DISABLE = 0, AUDIO_IN_ACOUSTICS_TX_IIR_ENABLE = 0x0004, AUDIO_IN_ACOUSTICS_TX_DISABLE = 0, } audio_in_acoustics_t; typedef enum { /* 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_DEFAULT = 0x8000, 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_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 = 0x10000, AUDIO_DEVICE_IN_AMBIENT = 0x20000, AUDIO_DEVICE_IN_BUILTIN_MIC = 0x40000, AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET = 0x80000, AUDIO_DEVICE_IN_WIRED_HEADSET = 0x100000, AUDIO_DEVICE_IN_AUX_DIGITAL = 0x200000, AUDIO_DEVICE_IN_VOICE_CALL = 0x400000, AUDIO_DEVICE_IN_BACK_MIC = 0x800000, 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_DEFAULT), AUDIO_DEVICE_IN_ALL_SCO = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET, } audio_devices_t; static inline bool audio_is_output_device(audio_devices_t device) { if ((popcount(device) == 1) && ((device & ~AUDIO_DEVICE_OUT_ALL) == 0)) return true; else return false; } static inline bool audio_is_input_device(audio_devices_t device) { if ((popcount(device) == 1) && ((device & ~AUDIO_DEVICE_IN_ALL) == 0)) return true; else return false; } static inline bool audio_is_a2dp_device(audio_devices_t device) { if ((popcount(device) == 1) && (device & AUDIO_DEVICE_OUT_ALL_A2DP)) return true; else return false; } static inline bool audio_is_bluetooth_sco_device(audio_devices_t device) { if ((popcount(device) == 1) && (device & (AUDIO_DEVICE_OUT_ALL_SCO | AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET))) return true; else return false; } static inline bool audio_is_input_channel(uint32_t channel) { if ((channel & ~AUDIO_CHANNEL_IN_ALL) == 0) return true; else return false; } static inline bool audio_is_output_channel(uint32_t channel) { if ((channel & ~AUDIO_CHANNEL_OUT_ALL) == 0) return true; else return false; } static inline bool audio_is_valid_format(uint32_t format) { switch (format & AUDIO_FORMAT_MAIN_MASK) { case AUDIO_FORMAT_PCM: case AUDIO_FORMAT_MP3: case AUDIO_FORMAT_AMR_NB: case AUDIO_FORMAT_AMR_WB: case AUDIO_FORMAT_AAC: case AUDIO_FORMAT_HE_AAC_V1: case AUDIO_FORMAT_HE_AAC_V2: case AUDIO_FORMAT_VORBIS: return true; default: return false; } } static inline bool audio_is_linear_pcm(uint32_t format) { switch (format) { case AUDIO_FORMAT_PCM_16_BIT: case AUDIO_FORMAT_PCM_8_BIT: return true; default: return false; } } __END_DECLS #endif // ANDROID_AUDIO_CORE_H Loading
include/system/audio.h 0 → 100644 +393 −0 Original line number Original line Diff line number Diff line /* * Copyright (C) 2011 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_AUDIO_CORE_H #define ANDROID_AUDIO_CORE_H #include <stdbool.h> #include <stdint.h> #include <sys/cdefs.h> #include <sys/types.h> #include <cutils/bitops.h> __BEGIN_DECLS /* The enums were moved here mostly from * frameworks/base/include/media/AudioSystem.h */ typedef int audio_io_handle_t; /* Audio stream types */ 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, AUDIO_STREAM_CNT, AUDIO_STREAM_MAX = AUDIO_STREAM_CNT - 1, } audio_stream_type_t; /* Do not change these values without updating their counterparts * in media/java/android/media/MediaRecorder.java! */ typedef enum { AUDIO_SOURCE_DEFAULT = 0, AUDIO_SOURCE_MIC = 1, AUDIO_SOURCE_VOICE_UPLINK = 2, AUDIO_SOURCE_VOICE_DOWNLINK = 3, AUDIO_SOURCE_VOICE_CALL = 4, AUDIO_SOURCE_CAMCORDER = 5, AUDIO_SOURCE_VOICE_RECOGNITION = 6, AUDIO_SOURCE_VOICE_COMMUNICATION = 7, AUDIO_SOURCE_CNT, AUDIO_SOURCE_MAX = AUDIO_SOURCE_CNT - 1, } audio_source_t; /* special audio session values * (XXX: should this be living in the audio effects land?) */ typedef enum { /* session for effects attached to a particular output stream * (value must be less than 0) */ AUDIO_SESSION_OUTPUT_STAGE = -1, /* session for effects applied to output mix. These effects can * be moved by audio policy manager to another output stream * (value must be 0) */ AUDIO_SESSION_OUTPUT_MIX = 0, } audio_session_t; /* Audio sub formats (see enum audio_format). */ /* PCM sub formats */ typedef enum { AUDIO_FORMAT_PCM_SUB_16_BIT = 0x1, /* DO NOT CHANGE */ AUDIO_FORMAT_PCM_SUB_8_BIT = 0x2, /* DO NOT CHANGE */ } audio_format_pcm_sub_fmt_t; /* MP3 sub format field definition : can use 11 LSBs in the same way as MP3 * frame header to specify bit rate, stereo mode, version... */ typedef enum { AUDIO_FORMAT_MP3_SUB_NONE = 0x0, } audio_format_mp3_sub_fmt_t; /* AMR NB/WB sub format field definition: specify frame block interleaving, * bandwidth efficient or octet aligned, encoding mode for recording... */ typedef enum { AUDIO_FORMAT_AMR_SUB_NONE = 0x0, } audio_format_amr_sub_fmt_t; /* AAC sub format field definition: specify profile or bitrate for recording... */ typedef enum { AUDIO_FORMAT_AAC_SUB_NONE = 0x0, } audio_format_aac_sub_fmt_t; /* VORBIS sub format field definition: specify quality for recording... */ typedef enum { AUDIO_FORMAT_VORBIS_SUB_NONE = 0x0, } audio_format_vorbis_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_t; /* Channel mask definitions must be kept in sync with JAVA values in * frameworks/base/media/java/android/media/AudioFormat.java */ typedef enum { /* output channels */ AUDIO_CHANNEL_OUT_FRONT_LEFT = 0x4, AUDIO_CHANNEL_OUT_FRONT_RIGHT = 0x8, AUDIO_CHANNEL_OUT_FRONT_CENTER = 0x10, AUDIO_CHANNEL_OUT_LOW_FREQUENCY = 0x20, AUDIO_CHANNEL_OUT_BACK_LEFT = 0x40, AUDIO_CHANNEL_OUT_BACK_RIGHT = 0x80, AUDIO_CHANNEL_OUT_FRONT_LEFT_OF_CENTER = 0x100, AUDIO_CHANNEL_OUT_FRONT_RIGHT_OF_CENTER = 0x200, AUDIO_CHANNEL_OUT_BACK_CENTER = 0x400, 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), 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_FRONT_LEFT_OF_CENTER | AUDIO_CHANNEL_OUT_FRONT_RIGHT_OF_CENTER), 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), /* 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; 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; typedef enum { AUDIO_IN_ACOUSTICS_AGC_ENABLE = 0x0001, AUDIO_IN_ACOUSTICS_AGC_DISABLE = 0, AUDIO_IN_ACOUSTICS_NS_ENABLE = 0x0002, AUDIO_IN_ACOUSTICS_NS_DISABLE = 0, AUDIO_IN_ACOUSTICS_TX_IIR_ENABLE = 0x0004, AUDIO_IN_ACOUSTICS_TX_DISABLE = 0, } audio_in_acoustics_t; typedef enum { /* 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_DEFAULT = 0x8000, 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_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 = 0x10000, AUDIO_DEVICE_IN_AMBIENT = 0x20000, AUDIO_DEVICE_IN_BUILTIN_MIC = 0x40000, AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET = 0x80000, AUDIO_DEVICE_IN_WIRED_HEADSET = 0x100000, AUDIO_DEVICE_IN_AUX_DIGITAL = 0x200000, AUDIO_DEVICE_IN_VOICE_CALL = 0x400000, AUDIO_DEVICE_IN_BACK_MIC = 0x800000, 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_DEFAULT), AUDIO_DEVICE_IN_ALL_SCO = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET, } audio_devices_t; static inline bool audio_is_output_device(audio_devices_t device) { if ((popcount(device) == 1) && ((device & ~AUDIO_DEVICE_OUT_ALL) == 0)) return true; else return false; } static inline bool audio_is_input_device(audio_devices_t device) { if ((popcount(device) == 1) && ((device & ~AUDIO_DEVICE_IN_ALL) == 0)) return true; else return false; } static inline bool audio_is_a2dp_device(audio_devices_t device) { if ((popcount(device) == 1) && (device & AUDIO_DEVICE_OUT_ALL_A2DP)) return true; else return false; } static inline bool audio_is_bluetooth_sco_device(audio_devices_t device) { if ((popcount(device) == 1) && (device & (AUDIO_DEVICE_OUT_ALL_SCO | AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET))) return true; else return false; } static inline bool audio_is_input_channel(uint32_t channel) { if ((channel & ~AUDIO_CHANNEL_IN_ALL) == 0) return true; else return false; } static inline bool audio_is_output_channel(uint32_t channel) { if ((channel & ~AUDIO_CHANNEL_OUT_ALL) == 0) return true; else return false; } static inline bool audio_is_valid_format(uint32_t format) { switch (format & AUDIO_FORMAT_MAIN_MASK) { case AUDIO_FORMAT_PCM: case AUDIO_FORMAT_MP3: case AUDIO_FORMAT_AMR_NB: case AUDIO_FORMAT_AMR_WB: case AUDIO_FORMAT_AAC: case AUDIO_FORMAT_HE_AAC_V1: case AUDIO_FORMAT_HE_AAC_V2: case AUDIO_FORMAT_VORBIS: return true; default: return false; } } static inline bool audio_is_linear_pcm(uint32_t format) { switch (format) { case AUDIO_FORMAT_PCM_16_BIT: case AUDIO_FORMAT_PCM_8_BIT: return true; default: return false; } } __END_DECLS #endif // ANDROID_AUDIO_CORE_H
