audio.h revision 00b8972062fb32dd02bcac7821a6612ce27ebd86
1e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* 2e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * Copyright (C) 2011 The Android Open Source Project 3e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * 4e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * Licensed under the Apache License, Version 2.0 (the "License"); 5e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * you may not use this file except in compliance with the License. 6e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * You may obtain a copy of the License at 7e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * 8e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * http://www.apache.org/licenses/LICENSE-2.0 9e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * 10e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * Unless required by applicable law or agreed to in writing, software 11e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * distributed under the License is distributed on an "AS IS" BASIS, 12e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * See the License for the specific language governing permissions and 14e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * limitations under the License. 15e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin */ 16e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 17e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 18e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin#ifndef ANDROID_AUDIO_CORE_H 19e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin#define ANDROID_AUDIO_CORE_H 20e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 21e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin#include <stdbool.h> 22e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin#include <stdint.h> 23e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin#include <sys/cdefs.h> 24e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin#include <sys/types.h> 25e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 26e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin#include <cutils/bitops.h> 27e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 28e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin__BEGIN_DECLS 29e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 30e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* The enums were moved here mostly from 31e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * frameworks/base/include/media/AudioSystem.h 32e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin */ 33e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 348ecc7afca42d0bb27aad25733790309f71f307d6Jeff Brown/* device address used to refer to the standard remote submix */ 358ecc7afca42d0bb27aad25733790309f71f307d6Jeff Brown#define AUDIO_REMOTE_SUBMIX_DEVICE_ADDRESS "0" 368ecc7afca42d0bb27aad25733790309f71f307d6Jeff Brown 371c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten/* AudioFlinger and AudioPolicy services use I/O handles to identify audio sources and sinks */ 38e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef int audio_io_handle_t; 391c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten#define AUDIO_IO_HANDLE_NONE 0 40e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 41e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* Audio stream types */ 42e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 431c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten /* These values must kept in sync with 441c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten * frameworks/base/media/java/android/media/AudioSystem.java 451c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten */ 46e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_DEFAULT = -1, 471c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten AUDIO_STREAM_MIN = 0, 48e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_VOICE_CALL = 0, 49e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_SYSTEM = 1, 50e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_RING = 2, 51e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_MUSIC = 3, 52e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_ALARM = 4, 53e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_NOTIFICATION = 5, 54e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_BLUETOOTH_SCO = 6, 55e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_ENFORCED_AUDIBLE = 7, /* Sounds that cannot be muted by user and must be routed to speaker */ 56e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_DTMF = 8, 57e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_TTS = 9, 58e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 59e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_CNT, 60e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_STREAM_MAX = AUDIO_STREAM_CNT - 1, 61e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_stream_type_t; 62e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 63e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* Do not change these values without updating their counterparts 641c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten * in frameworks/base/media/java/android/media/MediaRecorder.java, 651c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten * frameworks/av/services/audioflinger/AudioPolicyService.cpp, 661c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten * and system/media/audio_effects/include/audio_effects/audio_effects_conf.h! 67e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin */ 68e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 69e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_DEFAULT = 0, 70e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_MIC = 1, 71e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_VOICE_UPLINK = 2, 72e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_VOICE_DOWNLINK = 3, 73e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_VOICE_CALL = 4, 74e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_CAMCORDER = 5, 75e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_VOICE_RECOGNITION = 6, 76e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_VOICE_COMMUNICATION = 7, 77e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi AUDIO_SOURCE_REMOTE_SUBMIX = 8, /* Source for the mix to be presented remotely. */ 78e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi /* An example of remote presentation is Wifi Display */ 79e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi /* where a dongle attached to a TV can be used to */ 80e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi /* play the mix captured by this audio source. */ 81e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_CNT, 82e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SOURCE_MAX = AUDIO_SOURCE_CNT - 1, 8304c12ca061cd4ffe79a8eb5d570c4830a0950c85Eric Laurent AUDIO_SOURCE_HOTWORD = 1999, /* A low-priority, preemptible audio source for 8404c12ca061cd4ffe79a8eb5d570c4830a0950c85Eric Laurent for background software hotword detection. 8504c12ca061cd4ffe79a8eb5d570c4830a0950c85Eric Laurent Same tuning as AUDIO_SOURCE_VOICE_RECOGNITION. 8604c12ca061cd4ffe79a8eb5d570c4830a0950c85Eric Laurent Used only internally to the framework. Not exposed 8704c12ca061cd4ffe79a8eb5d570c4830a0950c85Eric Laurent at the audio HAL. */ 88e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_source_t; 89e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 90e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* special audio session values 91e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * (XXX: should this be living in the audio effects land?) 92e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin */ 93e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 94e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin /* session for effects attached to a particular output stream 95e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * (value must be less than 0) 96e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin */ 97e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SESSION_OUTPUT_STAGE = -1, 98e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 99e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin /* session for effects applied to output mix. These effects can 100e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * be moved by audio policy manager to another output stream 101e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * (value must be 0) 102e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin */ 103e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_SESSION_OUTPUT_MIX = 0, 104b4f2b4eac4b9ae3d8c7804c5902343c4235f81adGlenn Kasten 105b4f2b4eac4b9ae3d8c7804c5902343c4235f81adGlenn Kasten /* application does not specify an explicit session ID to be used, 106b4f2b4eac4b9ae3d8c7804c5902343c4235f81adGlenn Kasten * and requests a new session ID to be allocated 107b4f2b4eac4b9ae3d8c7804c5902343c4235f81adGlenn Kasten * TODO use unique values for AUDIO_SESSION_OUTPUT_MIX and AUDIO_SESSION_ALLOCATE, 108b4f2b4eac4b9ae3d8c7804c5902343c4235f81adGlenn Kasten * after all uses have been updated from 0 to the appropriate symbol, and have been tested. 109b4f2b4eac4b9ae3d8c7804c5902343c4235f81adGlenn Kasten */ 110b4f2b4eac4b9ae3d8c7804c5902343c4235f81adGlenn Kasten AUDIO_SESSION_ALLOCATE = 0, 111e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_session_t; 112e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 113e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* Audio sub formats (see enum audio_format). */ 114e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 115e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* PCM sub formats */ 116e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 117c0a51093a2604b27f7d78f88eecaea15ac744f2eGlenn Kasten /* All of these are in native byte order */ 1189714b27bb41d999cb61b22833d3f253552b3c82bEric Laurent AUDIO_FORMAT_PCM_SUB_16_BIT = 0x1, /* DO NOT CHANGE - PCM signed 16 bits */ 1199714b27bb41d999cb61b22833d3f253552b3c82bEric Laurent AUDIO_FORMAT_PCM_SUB_8_BIT = 0x2, /* DO NOT CHANGE - PCM unsigned 8 bits */ 1209714b27bb41d999cb61b22833d3f253552b3c82bEric Laurent AUDIO_FORMAT_PCM_SUB_32_BIT = 0x3, /* PCM signed .31 fixed point */ 1219714b27bb41d999cb61b22833d3f253552b3c82bEric Laurent AUDIO_FORMAT_PCM_SUB_8_24_BIT = 0x4, /* PCM signed 7.24 fixed point */ 1221c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten AUDIO_FORMAT_PCM_SUB_FLOAT = 0x5, /* PCM single-precision floating point */ 123c0a51093a2604b27f7d78f88eecaea15ac744f2eGlenn Kasten AUDIO_FORMAT_PCM_SUB_24_BIT_PACKED = 0x6, /* PCM signed .23 fixed point packed in 3 bytes */ 124e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_format_pcm_sub_fmt_t; 125e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 1261c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten/* The audio_format_*_sub_fmt_t declarations are not currently used */ 1271c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten 128e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* MP3 sub format field definition : can use 11 LSBs in the same way as MP3 129e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * frame header to specify bit rate, stereo mode, version... 130e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin */ 131e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 132e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_MP3_SUB_NONE = 0x0, 133e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_format_mp3_sub_fmt_t; 134e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 135e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* AMR NB/WB sub format field definition: specify frame block interleaving, 136e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * bandwidth efficient or octet aligned, encoding mode for recording... 137e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin */ 138e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 139e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_AMR_SUB_NONE = 0x0, 140e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_format_amr_sub_fmt_t; 141e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 142e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* AAC sub format field definition: specify profile or bitrate for recording... */ 143e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 144e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_AAC_SUB_NONE = 0x0, 145e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_format_aac_sub_fmt_t; 146e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 147e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin/* VORBIS sub format field definition: specify quality for recording... */ 148e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 149e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_VORBIS_SUB_NONE = 0x0, 150e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_format_vorbis_sub_fmt_t; 151e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 1521c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten/* Audio format consists of a main format field (upper 8 bits) and a sub format 153e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * field (lower 24 bits). 154e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * 155e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * The main format indicates the main codec type. The sub format field 156e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * indicates options and parameters for each format. The sub format is mainly 157e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * used for record to indicate for instance the requested bitrate or profile. 158e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * It can also be used for certain formats to give informations not present in 159e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin * the encoded audio stream (e.g. octet alignement for AMR). 160e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin */ 161e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 162e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_INVALID = 0xFFFFFFFFUL, 163e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_DEFAULT = 0, 164e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_PCM = 0x00000000UL, /* DO NOT CHANGE */ 165e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_MP3 = 0x01000000UL, 166e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_AMR_NB = 0x02000000UL, 167e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_AMR_WB = 0x03000000UL, 168e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_AAC = 0x04000000UL, 169e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_HE_AAC_V1 = 0x05000000UL, 170e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_HE_AAC_V2 = 0x06000000UL, 171e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_VORBIS = 0x07000000UL, 17276edb1c0e644fe9f0b9f93939647a34123a60063Vignesh Venkatasubramanian AUDIO_FORMAT_OPUS = 0x08000000UL, 173e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_MAIN_MASK = 0xFF000000UL, 174e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_SUB_MASK = 0x00FFFFFFUL, 175e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 176e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin /* Aliases */ 1771c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten /* note != AudioFormat.ENCODING_PCM_16BIT */ 178e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_PCM_16_BIT = (AUDIO_FORMAT_PCM | 179e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_PCM_SUB_16_BIT), 1801c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten /* note != AudioFormat.ENCODING_PCM_8BIT */ 181e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_PCM_8_BIT = (AUDIO_FORMAT_PCM | 182e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_FORMAT_PCM_SUB_8_BIT), 1839714b27bb41d999cb61b22833d3f253552b3c82bEric Laurent AUDIO_FORMAT_PCM_32_BIT = (AUDIO_FORMAT_PCM | 1849714b27bb41d999cb61b22833d3f253552b3c82bEric Laurent AUDIO_FORMAT_PCM_SUB_32_BIT), 1859714b27bb41d999cb61b22833d3f253552b3c82bEric Laurent AUDIO_FORMAT_PCM_8_24_BIT = (AUDIO_FORMAT_PCM | 1869714b27bb41d999cb61b22833d3f253552b3c82bEric Laurent AUDIO_FORMAT_PCM_SUB_8_24_BIT), 1871c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten AUDIO_FORMAT_PCM_FLOAT = (AUDIO_FORMAT_PCM | 1881c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten AUDIO_FORMAT_PCM_SUB_FLOAT), 189c0a51093a2604b27f7d78f88eecaea15ac744f2eGlenn Kasten AUDIO_FORMAT_PCM_24_BIT_PACKED = (AUDIO_FORMAT_PCM | 190c0a51093a2604b27f7d78f88eecaea15ac744f2eGlenn Kasten AUDIO_FORMAT_PCM_SUB_24_BIT_PACKED), 191e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_format_t; 192e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 19316a7a0443a59c636ab20a3161ec630d037766eccGlenn Kastenenum { 194e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin /* output channels */ 1956d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_FRONT_LEFT = 0x1, 1966d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_FRONT_RIGHT = 0x2, 1976d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_FRONT_CENTER = 0x4, 1986d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_LOW_FREQUENCY = 0x8, 1996d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_BACK_LEFT = 0x10, 2006d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_BACK_RIGHT = 0x20, 2016d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_FRONT_LEFT_OF_CENTER = 0x40, 2026d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_FRONT_RIGHT_OF_CENTER = 0x80, 2036d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_BACK_CENTER = 0x100, 2046d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_SIDE_LEFT = 0x200, 2056d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_SIDE_RIGHT = 0x400, 2066d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_CENTER = 0x800, 2076d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_FRONT_LEFT = 0x1000, 2086d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_FRONT_CENTER = 0x2000, 2096d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_FRONT_RIGHT = 0x4000, 2106d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_BACK_LEFT = 0x8000, 2116d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_BACK_CENTER = 0x10000, 2126d4f39754bff9c1dcb8023839ea583b6d0723b14Jean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_BACK_RIGHT = 0x20000, 213e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 214e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_MONO = AUDIO_CHANNEL_OUT_FRONT_LEFT, 215e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_STEREO = (AUDIO_CHANNEL_OUT_FRONT_LEFT | 216e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_RIGHT), 217e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_QUAD = (AUDIO_CHANNEL_OUT_FRONT_LEFT | 218e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_RIGHT | 219e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_BACK_LEFT | 220e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_BACK_RIGHT), 221e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_SURROUND = (AUDIO_CHANNEL_OUT_FRONT_LEFT | 222e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_RIGHT | 223e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_CENTER | 224e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_BACK_CENTER), 225e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_5POINT1 = (AUDIO_CHANNEL_OUT_FRONT_LEFT | 226e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_RIGHT | 227e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_CENTER | 228e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_LOW_FREQUENCY | 229e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_BACK_LEFT | 230e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_BACK_RIGHT), 23133fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi // matches the correct AudioFormat.CHANNEL_OUT_7POINT1_SURROUND definition for 7.1 232e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_7POINT1 = (AUDIO_CHANNEL_OUT_FRONT_LEFT | 233e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_RIGHT | 234e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_CENTER | 235e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_LOW_FREQUENCY | 236e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_BACK_LEFT | 237e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_BACK_RIGHT | 23833fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_SIDE_LEFT | 23933fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_SIDE_RIGHT), 240e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_ALL = (AUDIO_CHANNEL_OUT_FRONT_LEFT | 241e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_RIGHT | 242e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_CENTER | 243e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_LOW_FREQUENCY | 244e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_BACK_LEFT | 245e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_BACK_RIGHT | 246e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_LEFT_OF_CENTER | 247e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_OUT_FRONT_RIGHT_OF_CENTER | 24833fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_BACK_CENTER| 24933fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_SIDE_LEFT| 25033fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_SIDE_RIGHT| 25133fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_CENTER| 25233fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_FRONT_LEFT| 25333fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_FRONT_CENTER| 25433fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_FRONT_RIGHT| 25533fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_BACK_LEFT| 25633fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_BACK_CENTER| 25733fad99acfaffb775ce0792b06ba97bb6cacce1aJean-Michel Trivi AUDIO_CHANNEL_OUT_TOP_BACK_RIGHT), 258e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 259e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin /* input channels */ 260e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_LEFT = 0x4, 261e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_RIGHT = 0x8, 262e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_FRONT = 0x10, 263e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_BACK = 0x20, 264e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_LEFT_PROCESSED = 0x40, 265e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_RIGHT_PROCESSED = 0x80, 266e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_FRONT_PROCESSED = 0x100, 267e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_BACK_PROCESSED = 0x200, 268e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_PRESSURE = 0x400, 269e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_X_AXIS = 0x800, 270e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_Y_AXIS = 0x1000, 271e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_Z_AXIS = 0x2000, 272e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_VOICE_UPLINK = 0x4000, 273e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_VOICE_DNLINK = 0x8000, 274e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 275e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_MONO = AUDIO_CHANNEL_IN_FRONT, 276e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_STEREO = (AUDIO_CHANNEL_IN_LEFT | AUDIO_CHANNEL_IN_RIGHT), 2776c70ceeefe4cd2838b5788f6db8eb35751a5ce21Eric Laurent AUDIO_CHANNEL_IN_FRONT_BACK = (AUDIO_CHANNEL_IN_FRONT | AUDIO_CHANNEL_IN_BACK), 278e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_ALL = (AUDIO_CHANNEL_IN_LEFT | 279e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_RIGHT | 280e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_FRONT | 281e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_BACK| 282e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_LEFT_PROCESSED | 283e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_RIGHT_PROCESSED | 284e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_FRONT_PROCESSED | 285e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_BACK_PROCESSED| 286e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_PRESSURE | 287e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_X_AXIS | 288e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_Y_AXIS | 289e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_Z_AXIS | 290e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_VOICE_UPLINK | 291e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_CHANNEL_IN_VOICE_DNLINK), 2924ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi}; 2934ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi 2944ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivitypedef uint32_t audio_channel_mask_t; 295e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 2961c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten/* Expresses the convention when stereo audio samples are stored interleaved 2971c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten * in an array. This should improve readability by allowing code to use 2981c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten * symbolic indices instead of hard-coded [0] and [1]. 2991c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten */ 3001c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kastenenum { 3011c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten AUDIO_INTERLEAVE_LEFT = 0, 3021c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten AUDIO_INTERLEAVE_RIGHT = 1, 3031c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten}; 3041c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten 305e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 306e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_MODE_INVALID = -2, 307e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_MODE_CURRENT = -1, 308e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_MODE_NORMAL = 0, 309e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_MODE_RINGTONE = 1, 310e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_MODE_IN_CALL = 2, 311e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_MODE_IN_COMMUNICATION = 3, 312e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 313e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_MODE_CNT, 314e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_MODE_MAX = AUDIO_MODE_CNT - 1, 315e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_mode_t; 316e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 3171c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten/* This enum is deprecated */ 318e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavintypedef enum { 3191c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten AUDIO_IN_ACOUSTICS_NONE = 0, 320e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_IN_ACOUSTICS_AGC_ENABLE = 0x0001, 321e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_IN_ACOUSTICS_AGC_DISABLE = 0, 322e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_IN_ACOUSTICS_NS_ENABLE = 0x0002, 323e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_IN_ACOUSTICS_NS_DISABLE = 0, 324e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_IN_ACOUSTICS_TX_IIR_ENABLE = 0x0004, 325e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_IN_ACOUSTICS_TX_DISABLE = 0, 326e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} audio_in_acoustics_t; 327e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 32816a7a0443a59c636ab20a3161ec630d037766eccGlenn Kastenenum { 329eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_NONE = 0x0, 330eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent /* reserved bits */ 331eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_BIT_IN = 0x80000000, 332eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_BIT_DEFAULT = 0x40000000, 333e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin /* output devices */ 334e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_EARPIECE = 0x1, 335e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_SPEAKER = 0x2, 336e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_WIRED_HEADSET = 0x4, 337e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_WIRED_HEADPHONE = 0x8, 338e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_SCO = 0x10, 339e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET = 0x20, 340e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT = 0x40, 341e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_A2DP = 0x80, 342e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES = 0x100, 343e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER = 0x200, 344e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_AUX_DIGITAL = 0x400, 3451c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten /* uses an analog connection (multiplexed over the USB connector pins for instance) */ 346e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET = 0x800, 347e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET = 0x1000, 3481c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten /* USB accessory mode: your Android device is a USB device and the dock is a USB host */ 34979f90bdc7de561aa31888948c0661568ccc33da1Eric Laurent AUDIO_DEVICE_OUT_USB_ACCESSORY = 0x2000, 3501c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten /* USB host mode: your Android device is a USB host and the dock is a USB device */ 35179f90bdc7de561aa31888948c0661568ccc33da1Eric Laurent AUDIO_DEVICE_OUT_USB_DEVICE = 0x4000, 352eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_OUT_REMOTE_SUBMIX = 0x8000, 353eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_OUT_DEFAULT = AUDIO_DEVICE_BIT_DEFAULT, 354e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_ALL = (AUDIO_DEVICE_OUT_EARPIECE | 355e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_SPEAKER | 356e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_WIRED_HEADSET | 357e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_WIRED_HEADPHONE | 358e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_SCO | 359e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET | 360e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT | 361e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | 362e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | 363e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER | 364e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_AUX_DIGITAL | 365e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_ANLG_DOCK_HEADSET | 366e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_DGTL_DOCK_HEADSET | 36779f90bdc7de561aa31888948c0661568ccc33da1Eric Laurent AUDIO_DEVICE_OUT_USB_ACCESSORY | 36879f90bdc7de561aa31888948c0661568ccc33da1Eric Laurent AUDIO_DEVICE_OUT_USB_DEVICE | 369eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_OUT_REMOTE_SUBMIX | 370e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_DEFAULT), 371e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_ALL_A2DP = (AUDIO_DEVICE_OUT_BLUETOOTH_A2DP | 372e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | 373e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER), 374e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_ALL_SCO = (AUDIO_DEVICE_OUT_BLUETOOTH_SCO | 375e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_SCO_HEADSET | 376e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_OUT_BLUETOOTH_SCO_CARKIT), 37779f90bdc7de561aa31888948c0661568ccc33da1Eric Laurent AUDIO_DEVICE_OUT_ALL_USB = (AUDIO_DEVICE_OUT_USB_ACCESSORY | 37879f90bdc7de561aa31888948c0661568ccc33da1Eric Laurent AUDIO_DEVICE_OUT_USB_DEVICE), 379e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 380e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin /* input devices */ 381eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_COMMUNICATION = AUDIO_DEVICE_BIT_IN | 0x1, 382eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_AMBIENT = AUDIO_DEVICE_BIT_IN | 0x2, 383eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_BUILTIN_MIC = AUDIO_DEVICE_BIT_IN | 0x4, 384eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET = AUDIO_DEVICE_BIT_IN | 0x8, 385eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_WIRED_HEADSET = AUDIO_DEVICE_BIT_IN | 0x10, 386eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_AUX_DIGITAL = AUDIO_DEVICE_BIT_IN | 0x20, 387eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_VOICE_CALL = AUDIO_DEVICE_BIT_IN | 0x40, 388eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_BACK_MIC = AUDIO_DEVICE_BIT_IN | 0x80, 389eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_REMOTE_SUBMIX = AUDIO_DEVICE_BIT_IN | 0x100, 390eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET = AUDIO_DEVICE_BIT_IN | 0x200, 391eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET = AUDIO_DEVICE_BIT_IN | 0x400, 392eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_USB_ACCESSORY = AUDIO_DEVICE_BIT_IN | 0x800, 393eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_USB_DEVICE = AUDIO_DEVICE_BIT_IN | 0x1000, 394eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_DEFAULT = AUDIO_DEVICE_BIT_IN | AUDIO_DEVICE_BIT_DEFAULT, 395e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 396e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_ALL = (AUDIO_DEVICE_IN_COMMUNICATION | 397e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_AMBIENT | 398e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_BUILTIN_MIC | 399e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET | 400e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_WIRED_HEADSET | 401e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_AUX_DIGITAL | 402e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_VOICE_CALL | 403e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_BACK_MIC | 404eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_REMOTE_SUBMIX | 405eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_ANLG_DOCK_HEADSET | 406eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_DGTL_DOCK_HEADSET | 407eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_USB_ACCESSORY | 408eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent AUDIO_DEVICE_IN_USB_DEVICE | 409e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_DEFAULT), 410e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_ALL_SCO = AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET, 41100b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean AUDIO_DEVICE_IN_ALL_USB = (AUDIO_DEVICE_IN_USB_ACCESSORY | 41200b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean AUDIO_DEVICE_IN_USB_DEVICE), 41316a7a0443a59c636ab20a3161ec630d037766eccGlenn Kasten}; 41416a7a0443a59c636ab20a3161ec630d037766eccGlenn Kasten 41516a7a0443a59c636ab20a3161ec630d037766eccGlenn Kastentypedef uint32_t audio_devices_t; 416e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 417545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent/* the audio output flags serve two purposes: 418545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent * - when an AudioTrack is created they indicate a "wish" to be connected to an 419545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent * output stream with attributes corresponding to the specified flags 420545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent * - when present in an output profile descriptor listed for a particular audio 421545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent * hardware module, they indicate that an output stream can be opened that 422545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent * supports the attributes indicated by the flags. 423545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent * the audio policy manager will try to match the flags in the request 424545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent * (when getOuput() is called) to an available output stream. 425545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent */ 426545ab46063f083239b29e59b8b491656d93f2a38Eric Laurenttypedef enum { 4279aec362e76a60725df1a444214f222297caf46a2Eric Laurent AUDIO_OUTPUT_FLAG_NONE = 0x0, // no attributes 4289aec362e76a60725df1a444214f222297caf46a2Eric Laurent AUDIO_OUTPUT_FLAG_DIRECT = 0x1, // this output directly connects a track 4299aec362e76a60725df1a444214f222297caf46a2Eric Laurent // to one output stream: no software mixer 4309aec362e76a60725df1a444214f222297caf46a2Eric Laurent AUDIO_OUTPUT_FLAG_PRIMARY = 0x2, // this output is the primary output of 4319aec362e76a60725df1a444214f222297caf46a2Eric Laurent // the device. It is unique and must be 4329aec362e76a60725df1a444214f222297caf46a2Eric Laurent // present. It is opened by default and 4339aec362e76a60725df1a444214f222297caf46a2Eric Laurent // receives routing, audio mode and volume 4349aec362e76a60725df1a444214f222297caf46a2Eric Laurent // controls related to voice calls. 4359aec362e76a60725df1a444214f222297caf46a2Eric Laurent AUDIO_OUTPUT_FLAG_FAST = 0x4, // output supports "fast tracks", 4369aec362e76a60725df1a444214f222297caf46a2Eric Laurent // defined elsewhere 43705529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald AUDIO_OUTPUT_FLAG_DEEP_BUFFER = 0x8, // use deep audio buffers 43805529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald AUDIO_OUTPUT_FLAG_COMPRESS_OFFLOAD = 0x10, // offload playback of compressed 43905529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald // streams to hardware codec 44005529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald AUDIO_OUTPUT_FLAG_NON_BLOCKING = 0x20 // use non-blocking write 441545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent} audio_output_flags_t; 442545ab46063f083239b29e59b8b491656d93f2a38Eric Laurent 443c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kasten/* The audio input flags are analogous to audio output flags. 444c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kasten * Currently they are used only when an AudioRecord is created, 445c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kasten * to indicate a preference to be connected to an input stream with 446c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kasten * attributes corresponding to the specified flags. 447c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kasten */ 448c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kastentypedef enum { 449c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kasten AUDIO_INPUT_FLAG_NONE = 0x0, // no attributes 450c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kasten AUDIO_INPUT_FLAG_FAST = 0x1, // prefer an input that supports "fast tracks" 451c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kasten} audio_input_flags_t; 452c051ffd7c24bbe989c9e39c793c6bbbac3ee3effGlenn Kasten 45305529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald/* Additional information about compressed streams offloaded to 45405529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald * hardware playback 45505529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald * The version and size fields must be initialized by the caller by using 45605529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald * one of the constants defined here. 45705529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald */ 45805529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgeraldtypedef struct { 45905529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald uint16_t version; // version of the info structure 46005529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald uint16_t size; // total size of the structure including version and size 46105529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald uint32_t sample_rate; // sample rate in Hz 46205529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald audio_channel_mask_t channel_mask; // channel mask 46305529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald audio_format_t format; // audio format 46405529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald audio_stream_type_t stream_type; // stream type 46505529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald uint32_t bit_rate; // bit rate in bits per second 46605529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald int64_t duration_us; // duration in microseconds, -1 if unknown 46705529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald bool has_video; // true if stream is tied to a video stream 46805529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald bool is_streaming; // true if streaming, false if local playback 46905529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald} audio_offload_info_t; 47005529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald 47105529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald#define AUDIO_MAKE_OFFLOAD_INFO_VERSION(maj,min) \ 47205529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald ((((maj) & 0xff) << 8) | ((min) & 0xff)) 47305529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald 47405529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald#define AUDIO_OFFLOAD_INFO_VERSION_0_1 AUDIO_MAKE_OFFLOAD_INFO_VERSION(0, 1) 47505529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald#define AUDIO_OFFLOAD_INFO_VERSION_CURRENT AUDIO_OFFLOAD_INFO_VERSION_0_1 47605529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald 47705529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgeraldstatic const audio_offload_info_t AUDIO_INFO_INITIALIZER = { 47805529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald version: AUDIO_OFFLOAD_INFO_VERSION_CURRENT, 47905529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald size: sizeof(audio_offload_info_t), 48005529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald}; 48105529a1a10711d93745a9fcf07520f65a3eb4f3dRichard Fitzgerald 482e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavinstatic inline bool audio_is_output_device(audio_devices_t device) 483e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin{ 484eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent if (((device & AUDIO_DEVICE_BIT_IN) == 0) && 485eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent (popcount(device) == 1) && ((device & ~AUDIO_DEVICE_OUT_ALL) == 0)) 486e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return true; 487e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin else 488e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return false; 489e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} 490e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 491e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavinstatic inline bool audio_is_input_device(audio_devices_t device) 492e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin{ 493eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent if ((device & AUDIO_DEVICE_BIT_IN) != 0) { 494eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent device &= ~AUDIO_DEVICE_BIT_IN; 495eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent if ((popcount(device) == 1) && ((device & ~AUDIO_DEVICE_IN_ALL) == 0)) 496eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent return true; 497eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent } 498eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent return false; 499e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} 500e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 501eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurentstatic inline bool audio_is_output_devices(audio_devices_t device) 502eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent{ 503eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent return (device & AUDIO_DEVICE_BIT_IN) == 0; 504eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent} 505eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent 506eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent 507e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavinstatic inline bool audio_is_a2dp_device(audio_devices_t device) 508e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin{ 509e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin if ((popcount(device) == 1) && (device & AUDIO_DEVICE_OUT_ALL_A2DP)) 510e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return true; 511e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin else 512e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return false; 513e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} 514e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 515e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavinstatic inline bool audio_is_bluetooth_sco_device(audio_devices_t device) 516e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin{ 517eeeee802e9837c592b0f0f9fd183bcaa9e77732eEric Laurent device &= ~AUDIO_DEVICE_BIT_IN; 518e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin if ((popcount(device) == 1) && (device & (AUDIO_DEVICE_OUT_ALL_SCO | 519e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin AUDIO_DEVICE_IN_BLUETOOTH_SCO_HEADSET))) 520e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return true; 521e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin else 522e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return false; 523e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} 524e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 52500b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLeanstatic inline bool audio_is_usb_out_device(audio_devices_t device) 52600b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean{ 52700b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean return ((popcount(device) == 1) && (device & AUDIO_DEVICE_OUT_ALL_USB)); 52800b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean} 52900b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean 53000b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLeanstatic inline bool audio_is_usb_in_device(audio_devices_t device) 53100b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean{ 53200b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean if ((device & AUDIO_DEVICE_BIT_IN) != 0) { 53300b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean device &= ~AUDIO_DEVICE_BIT_IN; 53400b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean if (popcount(device) == 1 && (device & AUDIO_DEVICE_IN_ALL_USB) != 0) 53500b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean return true; 53600b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean } 53700b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean return false; 53800b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean} 53900b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean 54000b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean/* OBSOLETE - use audio_is_usb_out_device() instead. */ 54179f90bdc7de561aa31888948c0661568ccc33da1Eric Laurentstatic inline bool audio_is_usb_device(audio_devices_t device) 54279f90bdc7de561aa31888948c0661568ccc33da1Eric Laurent{ 54300b8972062fb32dd02bcac7821a6612ce27ebd86Paul McLean return audio_is_usb_out_device(device); 54479f90bdc7de561aa31888948c0661568ccc33da1Eric Laurent} 54579f90bdc7de561aa31888948c0661568ccc33da1Eric Laurent 546e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivistatic inline bool audio_is_remote_submix_device(audio_devices_t device) 547e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi{ 5488ecc7afca42d0bb27aad25733790309f71f307d6Jeff Brown if ((device & AUDIO_DEVICE_OUT_REMOTE_SUBMIX) == AUDIO_DEVICE_OUT_REMOTE_SUBMIX 5498ecc7afca42d0bb27aad25733790309f71f307d6Jeff Brown || (device & AUDIO_DEVICE_IN_REMOTE_SUBMIX) == AUDIO_DEVICE_IN_REMOTE_SUBMIX) 550e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi return true; 551e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi else 552e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi return false; 553e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi} 554e11866a8799a2357b82c9217c8d6b726726f23feJean-Michel Trivi 555f7326dc0aa2da2df6bf1fa1ae7ef259a0ebdbd7bGlenn Kastenstatic inline bool audio_is_input_channel(audio_channel_mask_t channel) 556e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin{ 557e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin if ((channel & ~AUDIO_CHANNEL_IN_ALL) == 0) 558f7326dc0aa2da2df6bf1fa1ae7ef259a0ebdbd7bGlenn Kasten return channel != 0; 559e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin else 560e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return false; 561e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} 562e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 563f7326dc0aa2da2df6bf1fa1ae7ef259a0ebdbd7bGlenn Kastenstatic inline bool audio_is_output_channel(audio_channel_mask_t channel) 564e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin{ 565e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin if ((channel & ~AUDIO_CHANNEL_OUT_ALL) == 0) 566f7326dc0aa2da2df6bf1fa1ae7ef259a0ebdbd7bGlenn Kasten return channel != 0; 567e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin else 568e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return false; 569e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} 570e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 57189f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten/* Derive an output channel mask from a channel count. 5724ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi * This is to be used when the content channel mask is unknown. The 1, 2, 4, 5, 6, 7 and 8 channel 5734ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi * cases are mapped to the standard game/home-theater layouts, but note that 4 is mapped to quad, 5744ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi * and not stereo + FC + mono surround. A channel count of 3 is arbitrarily mapped to stereo + FC 5754ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi * for continuity with stereo. 5764ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi * Returns the matching channel mask, or 0 if the number of channels exceeds that of the 5774ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi * configurations for which a default channel mask is defined. 5784ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi */ 57989f7ba3df8fc359023b494c2e625beed900bc706Glenn Kastenstatic inline audio_channel_mask_t audio_channel_out_mask_from_count(uint32_t channel_count) 5804ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi{ 5811c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten switch (channel_count) { 5824ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi case 1: 5834ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi return AUDIO_CHANNEL_OUT_MONO; 5844ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi case 2: 5854ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi return AUDIO_CHANNEL_OUT_STEREO; 5864ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi case 3: 5874ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi return (AUDIO_CHANNEL_OUT_STEREO | AUDIO_CHANNEL_OUT_FRONT_CENTER); 5884ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi case 4: // 4.0 5894ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi return AUDIO_CHANNEL_OUT_QUAD; 5904ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi case 5: // 5.0 5914ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi return (AUDIO_CHANNEL_OUT_QUAD | AUDIO_CHANNEL_OUT_FRONT_CENTER); 5924ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi case 6: // 5.1 5934ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi return AUDIO_CHANNEL_OUT_5POINT1; 5944ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi case 7: // 6.1 5954ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi return (AUDIO_CHANNEL_OUT_5POINT1 | AUDIO_CHANNEL_OUT_BACK_CENTER); 5964ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi case 8: 5974ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi return AUDIO_CHANNEL_OUT_7POINT1; 5984ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi default: 5994ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi return 0; 6004ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi } 6014ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi} 6024ab051ab4613f2622dc3f3f0f57bb34d8a40a6a9Jean-Michel Trivi 60389f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten/* Similar to above, but for input. Currently handles only mono and stereo. */ 60489f7ba3df8fc359023b494c2e625beed900bc706Glenn Kastenstatic inline audio_channel_mask_t audio_channel_in_mask_from_count(uint32_t channel_count) 60589f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten{ 60689f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten switch (channel_count) { 60789f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten case 1: 60889f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten return AUDIO_CHANNEL_IN_MONO; 60989f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten case 2: 61089f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten return AUDIO_CHANNEL_IN_STEREO; 61189f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten default: 61289f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten return 0; 61389f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten } 61489f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten} 61589f7ba3df8fc359023b494c2e625beed900bc706Glenn Kasten 616828bf0cdf4e869fa7bb007331670328c834f8277Glenn Kastenstatic inline bool audio_is_valid_format(audio_format_t format) 617e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin{ 618e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin switch (format & AUDIO_FORMAT_MAIN_MASK) { 619e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin case AUDIO_FORMAT_PCM: 62045b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten switch (format) { 62145b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten case AUDIO_FORMAT_PCM_16_BIT: 62245b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten case AUDIO_FORMAT_PCM_8_BIT: 62345b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten case AUDIO_FORMAT_PCM_32_BIT: 62445b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten case AUDIO_FORMAT_PCM_8_24_BIT: 62545b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten case AUDIO_FORMAT_PCM_FLOAT: 62645b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten case AUDIO_FORMAT_PCM_24_BIT_PACKED: 62745b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten return true; 62845b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten default: 629da382248758eacd9f91d6f0a50dff3f021791c24Eric Laurent return false; 630da382248758eacd9f91d6f0a50dff3f021791c24Eric Laurent } 63145b9581fc9884da4bf60203ece1563e29aac8c96Glenn Kasten /* not reached */ 632e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin case AUDIO_FORMAT_MP3: 633e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin case AUDIO_FORMAT_AMR_NB: 634e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin case AUDIO_FORMAT_AMR_WB: 635e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin case AUDIO_FORMAT_AAC: 636e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin case AUDIO_FORMAT_HE_AAC_V1: 637e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin case AUDIO_FORMAT_HE_AAC_V2: 638e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin case AUDIO_FORMAT_VORBIS: 639e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return true; 640e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin default: 641e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin return false; 642e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin } 643e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} 644e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 645828bf0cdf4e869fa7bb007331670328c834f8277Glenn Kastenstatic inline bool audio_is_linear_pcm(audio_format_t format) 646e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin{ 647da382248758eacd9f91d6f0a50dff3f021791c24Eric Laurent return ((format & AUDIO_FORMAT_MAIN_MASK) == AUDIO_FORMAT_PCM); 648da382248758eacd9f91d6f0a50dff3f021791c24Eric Laurent} 649da382248758eacd9f91d6f0a50dff3f021791c24Eric Laurent 650828bf0cdf4e869fa7bb007331670328c834f8277Glenn Kastenstatic inline size_t audio_bytes_per_sample(audio_format_t format) 651da382248758eacd9f91d6f0a50dff3f021791c24Eric Laurent{ 652da382248758eacd9f91d6f0a50dff3f021791c24Eric Laurent size_t size = 0; 653da382248758eacd9f91d6f0a50dff3f021791c24Eric Laurent 654e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin switch (format) { 655427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi case AUDIO_FORMAT_PCM_32_BIT: 656427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi case AUDIO_FORMAT_PCM_8_24_BIT: 657427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi size = sizeof(int32_t); 658427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi break; 659173f4995b075e67abdb1874da9f6e83fd7324a5eAndy Hung case AUDIO_FORMAT_PCM_24_BIT_PACKED: 660173f4995b075e67abdb1874da9f6e83fd7324a5eAndy Hung size = sizeof(uint8_t) * 3; 661173f4995b075e67abdb1874da9f6e83fd7324a5eAndy Hung break; 662427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi case AUDIO_FORMAT_PCM_16_BIT: 663427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi size = sizeof(int16_t); 664427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi break; 665427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi case AUDIO_FORMAT_PCM_8_BIT: 666427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi size = sizeof(uint8_t); 667427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi break; 6681c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten case AUDIO_FORMAT_PCM_FLOAT: 6691c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten size = sizeof(float); 6701c3e16fb40780c010f35119cdf782e6fcb7ce017Glenn Kasten break; 671427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi default: 672427d2b43c23c48aedadca008482f495145411e2bJean-Michel Trivi break; 673e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin } 674da382248758eacd9f91d6f0a50dff3f021791c24Eric Laurent return size; 675e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin} 676e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 677e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin__END_DECLS 678e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin 679e8e4be57aa45f621d231a40801a4dea877be09d5Dima Zavin#endif // ANDROID_AUDIO_CORE_H 680