| /* |
| * Copyright (C) 2006 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. |
| */ |
| |
| package android.media; |
| |
| import android.annotation.NonNull; |
| import android.annotation.TestApi; |
| import android.annotation.UnsupportedAppUsage; |
| import android.bluetooth.BluetoothCodecConfig; |
| import android.content.Context; |
| import android.content.pm.PackageManager; |
| import android.media.audiofx.AudioEffect; |
| import android.media.audiopolicy.AudioMix; |
| import android.util.Log; |
| |
| import java.util.ArrayList; |
| import java.util.Map; |
| |
| /* IF YOU CHANGE ANY OF THE CONSTANTS IN THIS FILE, DO NOT FORGET |
| * TO UPDATE THE CORRESPONDING NATIVE GLUE AND AudioManager.java. |
| * THANK YOU FOR YOUR COOPERATION. |
| */ |
| |
| /** |
| * @hide |
| */ |
| public class AudioSystem |
| { |
| private static final boolean DEBUG_VOLUME = false; |
| |
| private static final String TAG = "AudioSystem"; |
| /* These values must be kept in sync with system/audio.h */ |
| /* |
| * If these are modified, please also update Settings.System.VOLUME_SETTINGS |
| * and attrs.xml and AudioManager.java. |
| */ |
| /** Used to identify the default audio stream volume */ |
| public static final int STREAM_DEFAULT = -1; |
| /** Used to identify the volume of audio streams for phone calls */ |
| public static final int STREAM_VOICE_CALL = 0; |
| /** Used to identify the volume of audio streams for system sounds */ |
| public static final int STREAM_SYSTEM = 1; |
| /** Used to identify the volume of audio streams for the phone ring and message alerts */ |
| public static final int STREAM_RING = 2; |
| /** Used to identify the volume of audio streams for music playback */ |
| public static final int STREAM_MUSIC = 3; |
| /** Used to identify the volume of audio streams for alarms */ |
| public static final int STREAM_ALARM = 4; |
| /** Used to identify the volume of audio streams for notifications */ |
| public static final int STREAM_NOTIFICATION = 5; |
| /** Used to identify the volume of audio streams for phone calls when connected on bluetooth */ |
| public static final int STREAM_BLUETOOTH_SCO = 6; |
| /** Used to identify the volume of audio streams for enforced system sounds in certain |
| * countries (e.g camera in Japan) */ |
| @UnsupportedAppUsage |
| public static final int STREAM_SYSTEM_ENFORCED = 7; |
| /** Used to identify the volume of audio streams for DTMF tones */ |
| public static final int STREAM_DTMF = 8; |
| /** Used to identify the volume of audio streams exclusively transmitted through the |
| * speaker (TTS) of the device */ |
| public static final int STREAM_TTS = 9; |
| /** Used to identify the volume of audio streams for accessibility prompts */ |
| public static final int STREAM_ACCESSIBILITY = 10; |
| /** |
| * @deprecated Use {@link #numStreamTypes() instead} |
| */ |
| public static final int NUM_STREAMS = 5; |
| |
| /** Maximum value for AudioTrack channel count |
| * @hide public for MediaCode only, do not un-hide or change to a numeric literal |
| */ |
| public static final int OUT_CHANNEL_COUNT_MAX = native_get_FCC_8(); |
| private static native int native_get_FCC_8(); |
| |
| // Expose only the getter method publicly so we can change it in the future |
| private static final int NUM_STREAM_TYPES = 11; |
| @UnsupportedAppUsage |
| public static final int getNumStreamTypes() { return NUM_STREAM_TYPES; } |
| |
| public static final String[] STREAM_NAMES = new String[] { |
| "STREAM_VOICE_CALL", |
| "STREAM_SYSTEM", |
| "STREAM_RING", |
| "STREAM_MUSIC", |
| "STREAM_ALARM", |
| "STREAM_NOTIFICATION", |
| "STREAM_BLUETOOTH_SCO", |
| "STREAM_SYSTEM_ENFORCED", |
| "STREAM_DTMF", |
| "STREAM_TTS", |
| "STREAM_ACCESSIBILITY" |
| }; |
| |
| /* |
| * Sets the microphone mute on or off. |
| * |
| * @param on set <var>true</var> to mute the microphone; |
| * <var>false</var> to turn mute off |
| * @return command completion status see AUDIO_STATUS_OK, see AUDIO_STATUS_ERROR |
| */ |
| @UnsupportedAppUsage |
| public static native int muteMicrophone(boolean on); |
| |
| /* |
| * Checks whether the microphone mute is on or off. |
| * |
| * @return true if microphone is muted, false if it's not |
| */ |
| @UnsupportedAppUsage |
| public static native boolean isMicrophoneMuted(); |
| |
| /* modes for setPhoneState, must match AudioSystem.h audio_mode */ |
| public static final int MODE_INVALID = -2; |
| public static final int MODE_CURRENT = -1; |
| public static final int MODE_NORMAL = 0; |
| public static final int MODE_RINGTONE = 1; |
| public static final int MODE_IN_CALL = 2; |
| public static final int MODE_IN_COMMUNICATION = 3; |
| public static final int NUM_MODES = 4; |
| |
| public static String modeToString(int mode) { |
| switch (mode) { |
| case MODE_CURRENT: return "MODE_CURRENT"; |
| case MODE_IN_CALL: return "MODE_IN_CALL"; |
| case MODE_IN_COMMUNICATION: return "MODE_IN_COMMUNICATION"; |
| case MODE_INVALID: return "MODE_INVALID"; |
| case MODE_NORMAL: return "MODE_NORMAL"; |
| case MODE_RINGTONE: return "MODE_RINGTONE"; |
| default: return "unknown mode (" + mode + ")"; |
| } |
| } |
| |
| /* Formats for A2DP codecs, must match system/audio-base.h audio_format_t */ |
| public static final int AUDIO_FORMAT_INVALID = 0xFFFFFFFF; |
| public static final int AUDIO_FORMAT_DEFAULT = 0; |
| public static final int AUDIO_FORMAT_AAC = 0x04000000; |
| public static final int AUDIO_FORMAT_SBC = 0x1F000000; |
| public static final int AUDIO_FORMAT_APTX = 0x20000000; |
| public static final int AUDIO_FORMAT_APTX_HD = 0x21000000; |
| public static final int AUDIO_FORMAT_LDAC = 0x23000000; |
| |
| /** |
| * Convert audio format enum values to Bluetooth codec values |
| */ |
| public static int audioFormatToBluetoothSourceCodec(int audioFormat) { |
| switch (audioFormat) { |
| case AUDIO_FORMAT_AAC: return BluetoothCodecConfig.SOURCE_CODEC_TYPE_AAC; |
| case AUDIO_FORMAT_SBC: return BluetoothCodecConfig.SOURCE_CODEC_TYPE_SBC; |
| case AUDIO_FORMAT_APTX: return BluetoothCodecConfig.SOURCE_CODEC_TYPE_APTX; |
| case AUDIO_FORMAT_APTX_HD: return BluetoothCodecConfig.SOURCE_CODEC_TYPE_APTX_HD; |
| case AUDIO_FORMAT_LDAC: return BluetoothCodecConfig.SOURCE_CODEC_TYPE_LDAC; |
| default: return BluetoothCodecConfig.SOURCE_CODEC_TYPE_INVALID; |
| } |
| } |
| |
| /* Routing bits for the former setRouting/getRouting API */ |
| /** @deprecated */ |
| @Deprecated public static final int ROUTE_EARPIECE = (1 << 0); |
| /** @deprecated */ |
| @Deprecated public static final int ROUTE_SPEAKER = (1 << 1); |
| /** @deprecated use {@link #ROUTE_BLUETOOTH_SCO} */ |
| @Deprecated public static final int ROUTE_BLUETOOTH = (1 << 2); |
| /** @deprecated */ |
| @Deprecated public static final int ROUTE_BLUETOOTH_SCO = (1 << 2); |
| /** @deprecated */ |
| @Deprecated public static final int ROUTE_HEADSET = (1 << 3); |
| /** @deprecated */ |
| @Deprecated public static final int ROUTE_BLUETOOTH_A2DP = (1 << 4); |
| /** @deprecated */ |
| @Deprecated public static final int ROUTE_ALL = 0xFFFFFFFF; |
| |
| // Keep in sync with system/media/audio/include/system/audio.h |
| public static final int AUDIO_SESSION_ALLOCATE = 0; |
| |
| /* |
| * Checks whether the specified stream type is active. |
| * |
| * return true if any track playing on this stream is active. |
| */ |
| @UnsupportedAppUsage |
| public static native boolean isStreamActive(int stream, int inPastMs); |
| |
| /* |
| * Checks whether the specified stream type is active on a remotely connected device. The notion |
| * of what constitutes a remote device is enforced by the audio policy manager of the platform. |
| * |
| * return true if any track playing on this stream is active on a remote device. |
| */ |
| public static native boolean isStreamActiveRemotely(int stream, int inPastMs); |
| |
| /* |
| * Checks whether the specified audio source is active. |
| * |
| * return true if any recorder using this source is currently recording |
| */ |
| @UnsupportedAppUsage |
| public static native boolean isSourceActive(int source); |
| |
| /* |
| * Returns a new unused audio session ID |
| */ |
| public static native int newAudioSessionId(); |
| |
| /* |
| * Returns a new unused audio player ID |
| */ |
| public static native int newAudioPlayerId(); |
| |
| /** |
| * Returns a new unused audio recorder ID |
| */ |
| public static native int newAudioRecorderId(); |
| |
| |
| /* |
| * Sets a group generic audio configuration parameters. The use of these parameters |
| * are platform dependent, see libaudio |
| * |
| * param keyValuePairs list of parameters key value pairs in the form: |
| * key1=value1;key2=value2;... |
| */ |
| @UnsupportedAppUsage |
| public static native int setParameters(String keyValuePairs); |
| |
| /* |
| * Gets a group generic audio configuration parameters. The use of these parameters |
| * are platform dependent, see libaudio |
| * |
| * param keys list of parameters |
| * return value: list of parameters key value pairs in the form: |
| * key1=value1;key2=value2;... |
| */ |
| @UnsupportedAppUsage |
| public static native String getParameters(String keys); |
| |
| // These match the enum AudioError in frameworks/base/core/jni/android_media_AudioSystem.cpp |
| /* Command sucessful or Media server restarted. see ErrorCallback */ |
| public static final int AUDIO_STATUS_OK = 0; |
| /* Command failed or unspecified audio error. see ErrorCallback */ |
| public static final int AUDIO_STATUS_ERROR = 1; |
| /* Media server died. see ErrorCallback */ |
| public static final int AUDIO_STATUS_SERVER_DIED = 100; |
| |
| private static ErrorCallback mErrorCallback; |
| |
| /* |
| * Handles the audio error callback. |
| */ |
| public interface ErrorCallback |
| { |
| /* |
| * Callback for audio server errors. |
| * param error error code: |
| * - AUDIO_STATUS_OK |
| * - AUDIO_STATUS_SERVER_DIED |
| * - AUDIO_STATUS_ERROR |
| */ |
| void onError(int error); |
| }; |
| |
| /* |
| * Registers a callback to be invoked when an error occurs. |
| * @param cb the callback to run |
| */ |
| @UnsupportedAppUsage |
| public static void setErrorCallback(ErrorCallback cb) |
| { |
| synchronized (AudioSystem.class) { |
| mErrorCallback = cb; |
| if (cb != null) { |
| cb.onError(checkAudioFlinger()); |
| } |
| } |
| } |
| |
| @UnsupportedAppUsage |
| private static void errorCallbackFromNative(int error) |
| { |
| ErrorCallback errorCallback = null; |
| synchronized (AudioSystem.class) { |
| if (mErrorCallback != null) { |
| errorCallback = mErrorCallback; |
| } |
| } |
| if (errorCallback != null) { |
| errorCallback.onError(error); |
| } |
| } |
| |
| /** |
| * Handles events from the audio policy manager about dynamic audio policies |
| * @see android.media.audiopolicy.AudioPolicy |
| */ |
| public interface DynamicPolicyCallback |
| { |
| void onDynamicPolicyMixStateUpdate(String regId, int state); |
| } |
| |
| //keep in sync with include/media/AudioPolicy.h |
| private final static int DYNAMIC_POLICY_EVENT_MIX_STATE_UPDATE = 0; |
| |
| private static DynamicPolicyCallback sDynPolicyCallback; |
| |
| public static void setDynamicPolicyCallback(DynamicPolicyCallback cb) |
| { |
| synchronized (AudioSystem.class) { |
| sDynPolicyCallback = cb; |
| native_register_dynamic_policy_callback(); |
| } |
| } |
| |
| @UnsupportedAppUsage |
| private static void dynamicPolicyCallbackFromNative(int event, String regId, int val) |
| { |
| DynamicPolicyCallback cb = null; |
| synchronized (AudioSystem.class) { |
| if (sDynPolicyCallback != null) { |
| cb = sDynPolicyCallback; |
| } |
| } |
| if (cb != null) { |
| switch(event) { |
| case DYNAMIC_POLICY_EVENT_MIX_STATE_UPDATE: |
| cb.onDynamicPolicyMixStateUpdate(regId, val); |
| break; |
| default: |
| Log.e(TAG, "dynamicPolicyCallbackFromNative: unknown event " + event); |
| } |
| } |
| } |
| |
| /** |
| * Handles events from the audio policy manager about recording events |
| * @see android.media.AudioManager.AudioRecordingCallback |
| */ |
| public interface AudioRecordingCallback |
| { |
| /** |
| * Callback for recording activity notifications events |
| * @param event |
| * @param riid recording identifier |
| * @param uid uid of the client app performing the recording |
| * @param session |
| * @param source |
| * @param recordingFormat an array of ints containing respectively the client and device |
| * recording configurations (2*3 ints), followed by the patch handle: |
| * index 0: client format |
| * 1: client channel mask |
| * 2: client sample rate |
| * 3: device format |
| * 4: device channel mask |
| * 5: device sample rate |
| * 6: patch handle |
| * @param packName package name of the client app performing the recording. NOT SUPPORTED |
| */ |
| void onRecordingConfigurationChanged(int event, int riid, int uid, int session, int source, |
| int portId, boolean silenced, int[] recordingFormat, |
| AudioEffect.Descriptor[] clienteffects, AudioEffect.Descriptor[] effects, |
| int activeSource, String packName); |
| } |
| |
| private static AudioRecordingCallback sRecordingCallback; |
| |
| public static void setRecordingCallback(AudioRecordingCallback cb) { |
| synchronized (AudioSystem.class) { |
| sRecordingCallback = cb; |
| native_register_recording_callback(); |
| } |
| } |
| |
| /** |
| * Callback from native for recording configuration updates. |
| * @param event |
| * @param riid |
| * @param uid |
| * @param session |
| * @param source |
| * @param portId |
| * @param silenced |
| * @param recordingFormat see |
| * {@link AudioRecordingCallback#onRecordingConfigurationChanged(int, int, int, int, int, \ |
| int, boolean, int[], AudioEffect.Descriptor[], AudioEffect.Descriptor[], int, String)} |
| * for the description of the record format. |
| * @param cleintEffects |
| * @param effects |
| * @param activeSource |
| */ |
| @UnsupportedAppUsage |
| private static void recordingCallbackFromNative(int event, int riid, int uid, int session, |
| int source, int portId, boolean silenced, int[] recordingFormat, |
| AudioEffect.Descriptor[] clientEffects, AudioEffect.Descriptor[] effects, |
| int activeSource) { |
| AudioRecordingCallback cb = null; |
| synchronized (AudioSystem.class) { |
| cb = sRecordingCallback; |
| } |
| |
| String clientEffectName = clientEffects.length == 0 ? "None" : clientEffects[0].name; |
| String effectName = effects.length == 0 ? "None" : effects[0].name; |
| |
| if (cb != null) { |
| // TODO receive package name from native |
| cb.onRecordingConfigurationChanged(event, riid, uid, session, source, portId, silenced, |
| recordingFormat, clientEffects, effects, activeSource, ""); |
| } |
| } |
| |
| /* |
| * Error codes used by public APIs (AudioTrack, AudioRecord, AudioManager ...) |
| * Must be kept in sync with frameworks/base/core/jni/android_media_AudioErrors.h |
| */ |
| public static final int SUCCESS = 0; |
| public static final int ERROR = -1; |
| public static final int BAD_VALUE = -2; |
| public static final int INVALID_OPERATION = -3; |
| public static final int PERMISSION_DENIED = -4; |
| public static final int NO_INIT = -5; |
| public static final int DEAD_OBJECT = -6; |
| public static final int WOULD_BLOCK = -7; |
| |
| /* |
| * AudioPolicyService methods |
| */ |
| |
| // |
| // audio device definitions: must be kept in sync with values in system/core/audio.h |
| // |
| |
| public static final int DEVICE_NONE = 0x0; |
| // reserved bits |
| public static final int DEVICE_BIT_IN = 0x80000000; |
| public static final int DEVICE_BIT_DEFAULT = 0x40000000; |
| // output devices, be sure to update AudioManager.java also |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_EARPIECE = 0x1; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_SPEAKER = 0x2; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_WIRED_HEADSET = 0x4; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_WIRED_HEADPHONE = 0x8; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_BLUETOOTH_SCO = 0x10; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_BLUETOOTH_SCO_HEADSET = 0x20; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_BLUETOOTH_SCO_CARKIT = 0x40; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_BLUETOOTH_A2DP = 0x80; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES = 0x100; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER = 0x200; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_AUX_DIGITAL = 0x400; |
| public static final int DEVICE_OUT_HDMI = DEVICE_OUT_AUX_DIGITAL; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_ANLG_DOCK_HEADSET = 0x800; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_DGTL_DOCK_HEADSET = 0x1000; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_USB_ACCESSORY = 0x2000; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_USB_DEVICE = 0x4000; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_REMOTE_SUBMIX = 0x8000; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_TELEPHONY_TX = 0x10000; |
| public static final int DEVICE_OUT_LINE = 0x20000; |
| public static final int DEVICE_OUT_HDMI_ARC = 0x40000; |
| public static final int DEVICE_OUT_SPDIF = 0x80000; |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_FM = 0x100000; |
| public static final int DEVICE_OUT_AUX_LINE = 0x200000; |
| public static final int DEVICE_OUT_SPEAKER_SAFE = 0x400000; |
| public static final int DEVICE_OUT_IP = 0x800000; |
| public static final int DEVICE_OUT_BUS = 0x1000000; |
| public static final int DEVICE_OUT_PROXY = 0x2000000; |
| public static final int DEVICE_OUT_USB_HEADSET = 0x4000000; |
| public static final int DEVICE_OUT_HEARING_AID = 0x8000000; |
| |
| public static final int DEVICE_OUT_DEFAULT = DEVICE_BIT_DEFAULT; |
| |
| public static final int 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_HDMI | |
| DEVICE_OUT_ANLG_DOCK_HEADSET | |
| DEVICE_OUT_DGTL_DOCK_HEADSET | |
| DEVICE_OUT_USB_ACCESSORY | |
| DEVICE_OUT_USB_DEVICE | |
| DEVICE_OUT_REMOTE_SUBMIX | |
| DEVICE_OUT_TELEPHONY_TX | |
| DEVICE_OUT_LINE | |
| DEVICE_OUT_HDMI_ARC | |
| DEVICE_OUT_SPDIF | |
| DEVICE_OUT_FM | |
| DEVICE_OUT_AUX_LINE | |
| DEVICE_OUT_SPEAKER_SAFE | |
| DEVICE_OUT_IP | |
| DEVICE_OUT_BUS | |
| DEVICE_OUT_PROXY | |
| DEVICE_OUT_USB_HEADSET | |
| DEVICE_OUT_HEARING_AID | |
| DEVICE_OUT_DEFAULT); |
| public static final int DEVICE_OUT_ALL_A2DP = (DEVICE_OUT_BLUETOOTH_A2DP | |
| DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES | |
| DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER); |
| public static final int DEVICE_OUT_ALL_SCO = (DEVICE_OUT_BLUETOOTH_SCO | |
| DEVICE_OUT_BLUETOOTH_SCO_HEADSET | |
| DEVICE_OUT_BLUETOOTH_SCO_CARKIT); |
| @UnsupportedAppUsage |
| public static final int DEVICE_OUT_ALL_USB = (DEVICE_OUT_USB_ACCESSORY | |
| DEVICE_OUT_USB_DEVICE | |
| DEVICE_OUT_USB_HEADSET); |
| public static final int DEVICE_OUT_ALL_HDMI_SYSTEM_AUDIO = (DEVICE_OUT_AUX_LINE | |
| DEVICE_OUT_HDMI_ARC | |
| DEVICE_OUT_SPDIF); |
| public static final int DEVICE_ALL_HDMI_SYSTEM_AUDIO_AND_SPEAKER = |
| (DEVICE_OUT_ALL_HDMI_SYSTEM_AUDIO | |
| DEVICE_OUT_SPEAKER); |
| |
| // input devices |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_COMMUNICATION = DEVICE_BIT_IN | 0x1; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_AMBIENT = DEVICE_BIT_IN | 0x2; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_BUILTIN_MIC = DEVICE_BIT_IN | 0x4; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_BLUETOOTH_SCO_HEADSET = DEVICE_BIT_IN | 0x8; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_WIRED_HEADSET = DEVICE_BIT_IN | 0x10; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_AUX_DIGITAL = DEVICE_BIT_IN | 0x20; |
| public static final int DEVICE_IN_HDMI = DEVICE_IN_AUX_DIGITAL; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_VOICE_CALL = DEVICE_BIT_IN | 0x40; |
| public static final int DEVICE_IN_TELEPHONY_RX = DEVICE_IN_VOICE_CALL; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_BACK_MIC = DEVICE_BIT_IN | 0x80; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_REMOTE_SUBMIX = DEVICE_BIT_IN | 0x100; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_ANLG_DOCK_HEADSET = DEVICE_BIT_IN | 0x200; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_DGTL_DOCK_HEADSET = DEVICE_BIT_IN | 0x400; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_USB_ACCESSORY = DEVICE_BIT_IN | 0x800; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_USB_DEVICE = DEVICE_BIT_IN | 0x1000; |
| public static final int DEVICE_IN_FM_TUNER = DEVICE_BIT_IN | 0x2000; |
| public static final int DEVICE_IN_TV_TUNER = DEVICE_BIT_IN | 0x4000; |
| public static final int DEVICE_IN_LINE = DEVICE_BIT_IN | 0x8000; |
| public static final int DEVICE_IN_SPDIF = DEVICE_BIT_IN | 0x10000; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_BLUETOOTH_A2DP = DEVICE_BIT_IN | 0x20000; |
| public static final int DEVICE_IN_LOOPBACK = DEVICE_BIT_IN | 0x40000; |
| public static final int DEVICE_IN_IP = DEVICE_BIT_IN | 0x80000; |
| public static final int DEVICE_IN_BUS = DEVICE_BIT_IN | 0x100000; |
| public static final int DEVICE_IN_PROXY = DEVICE_BIT_IN | 0x1000000; |
| public static final int DEVICE_IN_USB_HEADSET = DEVICE_BIT_IN | 0x2000000; |
| public static final int DEVICE_IN_BLUETOOTH_BLE = DEVICE_BIT_IN | 0x4000000; |
| public static final int DEVICE_IN_HDMI_ARC = DEVICE_BIT_IN | 0x8000000; |
| public static final int DEVICE_IN_ECHO_REFERENCE = DEVICE_BIT_IN | 0x10000000; |
| @UnsupportedAppUsage |
| public static final int DEVICE_IN_DEFAULT = DEVICE_BIT_IN | DEVICE_BIT_DEFAULT; |
| |
| public static final int DEVICE_IN_ALL = (DEVICE_IN_COMMUNICATION | |
| DEVICE_IN_AMBIENT | |
| DEVICE_IN_BUILTIN_MIC | |
| DEVICE_IN_BLUETOOTH_SCO_HEADSET | |
| DEVICE_IN_WIRED_HEADSET | |
| DEVICE_IN_HDMI | |
| DEVICE_IN_TELEPHONY_RX | |
| DEVICE_IN_BACK_MIC | |
| DEVICE_IN_REMOTE_SUBMIX | |
| DEVICE_IN_ANLG_DOCK_HEADSET | |
| DEVICE_IN_DGTL_DOCK_HEADSET | |
| DEVICE_IN_USB_ACCESSORY | |
| DEVICE_IN_USB_DEVICE | |
| DEVICE_IN_FM_TUNER | |
| DEVICE_IN_TV_TUNER | |
| DEVICE_IN_LINE | |
| DEVICE_IN_SPDIF | |
| DEVICE_IN_BLUETOOTH_A2DP | |
| DEVICE_IN_LOOPBACK | |
| DEVICE_IN_IP | |
| DEVICE_IN_BUS | |
| DEVICE_IN_PROXY | |
| DEVICE_IN_USB_HEADSET | |
| DEVICE_IN_BLUETOOTH_BLE | |
| DEVICE_IN_HDMI_ARC | |
| DEVICE_IN_ECHO_REFERENCE | |
| DEVICE_IN_DEFAULT); |
| public static final int DEVICE_IN_ALL_SCO = DEVICE_IN_BLUETOOTH_SCO_HEADSET; |
| public static final int DEVICE_IN_ALL_USB = (DEVICE_IN_USB_ACCESSORY | |
| DEVICE_IN_USB_DEVICE | |
| DEVICE_IN_USB_HEADSET); |
| |
| // device states, must match AudioSystem::device_connection_state |
| @UnsupportedAppUsage |
| public static final int DEVICE_STATE_UNAVAILABLE = 0; |
| @UnsupportedAppUsage |
| public static final int DEVICE_STATE_AVAILABLE = 1; |
| private static final int NUM_DEVICE_STATES = 1; |
| |
| public static String deviceStateToString(int state) { |
| switch (state) { |
| case DEVICE_STATE_UNAVAILABLE: return "DEVICE_STATE_UNAVAILABLE"; |
| case DEVICE_STATE_AVAILABLE: return "DEVICE_STATE_AVAILABLE"; |
| default: return "unknown state (" + state + ")"; |
| } |
| } |
| |
| public static final String DEVICE_OUT_EARPIECE_NAME = "earpiece"; |
| public static final String DEVICE_OUT_SPEAKER_NAME = "speaker"; |
| public static final String DEVICE_OUT_WIRED_HEADSET_NAME = "headset"; |
| public static final String DEVICE_OUT_WIRED_HEADPHONE_NAME = "headphone"; |
| public static final String DEVICE_OUT_BLUETOOTH_SCO_NAME = "bt_sco"; |
| public static final String DEVICE_OUT_BLUETOOTH_SCO_HEADSET_NAME = "bt_sco_hs"; |
| public static final String DEVICE_OUT_BLUETOOTH_SCO_CARKIT_NAME = "bt_sco_carkit"; |
| public static final String DEVICE_OUT_BLUETOOTH_A2DP_NAME = "bt_a2dp"; |
| public static final String DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES_NAME = "bt_a2dp_hp"; |
| public static final String DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER_NAME = "bt_a2dp_spk"; |
| public static final String DEVICE_OUT_AUX_DIGITAL_NAME = "aux_digital"; |
| public static final String DEVICE_OUT_HDMI_NAME = "hdmi"; |
| public static final String DEVICE_OUT_ANLG_DOCK_HEADSET_NAME = "analog_dock"; |
| public static final String DEVICE_OUT_DGTL_DOCK_HEADSET_NAME = "digital_dock"; |
| public static final String DEVICE_OUT_USB_ACCESSORY_NAME = "usb_accessory"; |
| public static final String DEVICE_OUT_USB_DEVICE_NAME = "usb_device"; |
| public static final String DEVICE_OUT_REMOTE_SUBMIX_NAME = "remote_submix"; |
| public static final String DEVICE_OUT_TELEPHONY_TX_NAME = "telephony_tx"; |
| public static final String DEVICE_OUT_LINE_NAME = "line"; |
| public static final String DEVICE_OUT_HDMI_ARC_NAME = "hmdi_arc"; |
| public static final String DEVICE_OUT_SPDIF_NAME = "spdif"; |
| public static final String DEVICE_OUT_FM_NAME = "fm_transmitter"; |
| public static final String DEVICE_OUT_AUX_LINE_NAME = "aux_line"; |
| public static final String DEVICE_OUT_SPEAKER_SAFE_NAME = "speaker_safe"; |
| public static final String DEVICE_OUT_IP_NAME = "ip"; |
| public static final String DEVICE_OUT_BUS_NAME = "bus"; |
| public static final String DEVICE_OUT_PROXY_NAME = "proxy"; |
| public static final String DEVICE_OUT_USB_HEADSET_NAME = "usb_headset"; |
| public static final String DEVICE_OUT_HEARING_AID_NAME = "hearing_aid_out"; |
| |
| public static final String DEVICE_IN_COMMUNICATION_NAME = "communication"; |
| public static final String DEVICE_IN_AMBIENT_NAME = "ambient"; |
| public static final String DEVICE_IN_BUILTIN_MIC_NAME = "mic"; |
| public static final String DEVICE_IN_BLUETOOTH_SCO_HEADSET_NAME = "bt_sco_hs"; |
| public static final String DEVICE_IN_WIRED_HEADSET_NAME = "headset"; |
| public static final String DEVICE_IN_AUX_DIGITAL_NAME = "aux_digital"; |
| public static final String DEVICE_IN_TELEPHONY_RX_NAME = "telephony_rx"; |
| public static final String DEVICE_IN_BACK_MIC_NAME = "back_mic"; |
| public static final String DEVICE_IN_REMOTE_SUBMIX_NAME = "remote_submix"; |
| public static final String DEVICE_IN_ANLG_DOCK_HEADSET_NAME = "analog_dock"; |
| public static final String DEVICE_IN_DGTL_DOCK_HEADSET_NAME = "digital_dock"; |
| public static final String DEVICE_IN_USB_ACCESSORY_NAME = "usb_accessory"; |
| public static final String DEVICE_IN_USB_DEVICE_NAME = "usb_device"; |
| public static final String DEVICE_IN_FM_TUNER_NAME = "fm_tuner"; |
| public static final String DEVICE_IN_TV_TUNER_NAME = "tv_tuner"; |
| public static final String DEVICE_IN_LINE_NAME = "line"; |
| public static final String DEVICE_IN_SPDIF_NAME = "spdif"; |
| public static final String DEVICE_IN_BLUETOOTH_A2DP_NAME = "bt_a2dp"; |
| public static final String DEVICE_IN_LOOPBACK_NAME = "loopback"; |
| public static final String DEVICE_IN_IP_NAME = "ip"; |
| public static final String DEVICE_IN_BUS_NAME = "bus"; |
| public static final String DEVICE_IN_PROXY_NAME = "proxy"; |
| public static final String DEVICE_IN_USB_HEADSET_NAME = "usb_headset"; |
| public static final String DEVICE_IN_BLUETOOTH_BLE_NAME = "bt_ble"; |
| public static final String DEVICE_IN_ECHO_REFERENCE_NAME = "echo_reference"; |
| public static final String DEVICE_IN_HDMI_ARC_NAME = "hdmi_arc"; |
| |
| @UnsupportedAppUsage |
| public static String getOutputDeviceName(int device) |
| { |
| switch(device) { |
| case DEVICE_OUT_EARPIECE: |
| return DEVICE_OUT_EARPIECE_NAME; |
| case DEVICE_OUT_SPEAKER: |
| return DEVICE_OUT_SPEAKER_NAME; |
| case DEVICE_OUT_WIRED_HEADSET: |
| return DEVICE_OUT_WIRED_HEADSET_NAME; |
| case DEVICE_OUT_WIRED_HEADPHONE: |
| return DEVICE_OUT_WIRED_HEADPHONE_NAME; |
| case DEVICE_OUT_BLUETOOTH_SCO: |
| return DEVICE_OUT_BLUETOOTH_SCO_NAME; |
| case DEVICE_OUT_BLUETOOTH_SCO_HEADSET: |
| return DEVICE_OUT_BLUETOOTH_SCO_HEADSET_NAME; |
| case DEVICE_OUT_BLUETOOTH_SCO_CARKIT: |
| return DEVICE_OUT_BLUETOOTH_SCO_CARKIT_NAME; |
| case DEVICE_OUT_BLUETOOTH_A2DP: |
| return DEVICE_OUT_BLUETOOTH_A2DP_NAME; |
| case DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES: |
| return DEVICE_OUT_BLUETOOTH_A2DP_HEADPHONES_NAME; |
| case DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER: |
| return DEVICE_OUT_BLUETOOTH_A2DP_SPEAKER_NAME; |
| case DEVICE_OUT_HDMI: |
| return DEVICE_OUT_HDMI_NAME; |
| case DEVICE_OUT_ANLG_DOCK_HEADSET: |
| return DEVICE_OUT_ANLG_DOCK_HEADSET_NAME; |
| case DEVICE_OUT_DGTL_DOCK_HEADSET: |
| return DEVICE_OUT_DGTL_DOCK_HEADSET_NAME; |
| case DEVICE_OUT_USB_ACCESSORY: |
| return DEVICE_OUT_USB_ACCESSORY_NAME; |
| case DEVICE_OUT_USB_DEVICE: |
| return DEVICE_OUT_USB_DEVICE_NAME; |
| case DEVICE_OUT_REMOTE_SUBMIX: |
| return DEVICE_OUT_REMOTE_SUBMIX_NAME; |
| case DEVICE_OUT_TELEPHONY_TX: |
| return DEVICE_OUT_TELEPHONY_TX_NAME; |
| case DEVICE_OUT_LINE: |
| return DEVICE_OUT_LINE_NAME; |
| case DEVICE_OUT_HDMI_ARC: |
| return DEVICE_OUT_HDMI_ARC_NAME; |
| case DEVICE_OUT_SPDIF: |
| return DEVICE_OUT_SPDIF_NAME; |
| case DEVICE_OUT_FM: |
| return DEVICE_OUT_FM_NAME; |
| case DEVICE_OUT_AUX_LINE: |
| return DEVICE_OUT_AUX_LINE_NAME; |
| case DEVICE_OUT_SPEAKER_SAFE: |
| return DEVICE_OUT_SPEAKER_SAFE_NAME; |
| case DEVICE_OUT_IP: |
| return DEVICE_OUT_IP_NAME; |
| case DEVICE_OUT_BUS: |
| return DEVICE_OUT_BUS_NAME; |
| case DEVICE_OUT_PROXY: |
| return DEVICE_OUT_PROXY_NAME; |
| case DEVICE_OUT_USB_HEADSET: |
| return DEVICE_OUT_USB_HEADSET_NAME; |
| case DEVICE_OUT_HEARING_AID: |
| return DEVICE_OUT_HEARING_AID_NAME; |
| case DEVICE_OUT_DEFAULT: |
| default: |
| return Integer.toString(device); |
| } |
| } |
| |
| public static String getInputDeviceName(int device) |
| { |
| switch(device) { |
| case DEVICE_IN_COMMUNICATION: |
| return DEVICE_IN_COMMUNICATION_NAME; |
| case DEVICE_IN_AMBIENT: |
| return DEVICE_IN_AMBIENT_NAME; |
| case DEVICE_IN_BUILTIN_MIC: |
| return DEVICE_IN_BUILTIN_MIC_NAME; |
| case DEVICE_IN_BLUETOOTH_SCO_HEADSET: |
| return DEVICE_IN_BLUETOOTH_SCO_HEADSET_NAME; |
| case DEVICE_IN_WIRED_HEADSET: |
| return DEVICE_IN_WIRED_HEADSET_NAME; |
| case DEVICE_IN_AUX_DIGITAL: |
| return DEVICE_IN_AUX_DIGITAL_NAME; |
| case DEVICE_IN_TELEPHONY_RX: |
| return DEVICE_IN_TELEPHONY_RX_NAME; |
| case DEVICE_IN_BACK_MIC: |
| return DEVICE_IN_BACK_MIC_NAME; |
| case DEVICE_IN_REMOTE_SUBMIX: |
| return DEVICE_IN_REMOTE_SUBMIX_NAME; |
| case DEVICE_IN_ANLG_DOCK_HEADSET: |
| return DEVICE_IN_ANLG_DOCK_HEADSET_NAME; |
| case DEVICE_IN_DGTL_DOCK_HEADSET: |
| return DEVICE_IN_DGTL_DOCK_HEADSET_NAME; |
| case DEVICE_IN_USB_ACCESSORY: |
| return DEVICE_IN_USB_ACCESSORY_NAME; |
| case DEVICE_IN_USB_DEVICE: |
| return DEVICE_IN_USB_DEVICE_NAME; |
| case DEVICE_IN_FM_TUNER: |
| return DEVICE_IN_FM_TUNER_NAME; |
| case DEVICE_IN_TV_TUNER: |
| return DEVICE_IN_TV_TUNER_NAME; |
| case DEVICE_IN_LINE: |
| return DEVICE_IN_LINE_NAME; |
| case DEVICE_IN_SPDIF: |
| return DEVICE_IN_SPDIF_NAME; |
| case DEVICE_IN_BLUETOOTH_A2DP: |
| return DEVICE_IN_BLUETOOTH_A2DP_NAME; |
| case DEVICE_IN_LOOPBACK: |
| return DEVICE_IN_LOOPBACK_NAME; |
| case DEVICE_IN_IP: |
| return DEVICE_IN_IP_NAME; |
| case DEVICE_IN_BUS: |
| return DEVICE_IN_BUS_NAME; |
| case DEVICE_IN_PROXY: |
| return DEVICE_IN_PROXY_NAME; |
| case DEVICE_IN_USB_HEADSET: |
| return DEVICE_IN_USB_HEADSET_NAME; |
| case DEVICE_IN_BLUETOOTH_BLE: |
| return DEVICE_IN_BLUETOOTH_BLE_NAME; |
| case DEVICE_IN_ECHO_REFERENCE: |
| return DEVICE_IN_ECHO_REFERENCE_NAME; |
| case DEVICE_IN_HDMI_ARC: |
| return DEVICE_IN_HDMI_ARC_NAME; |
| case DEVICE_IN_DEFAULT: |
| default: |
| return Integer.toString(device); |
| } |
| } |
| |
| // phone state, match audio_mode??? |
| public static final int PHONE_STATE_OFFCALL = 0; |
| public static final int PHONE_STATE_RINGING = 1; |
| public static final int PHONE_STATE_INCALL = 2; |
| |
| // device categories config for setForceUse, must match audio_policy_forced_cfg_t |
| @UnsupportedAppUsage |
| public static final int FORCE_NONE = 0; |
| public static final int FORCE_SPEAKER = 1; |
| public static final int FORCE_HEADPHONES = 2; |
| public static final int FORCE_BT_SCO = 3; |
| public static final int FORCE_BT_A2DP = 4; |
| public static final int FORCE_WIRED_ACCESSORY = 5; |
| @UnsupportedAppUsage |
| public static final int FORCE_BT_CAR_DOCK = 6; |
| @UnsupportedAppUsage |
| public static final int FORCE_BT_DESK_DOCK = 7; |
| @UnsupportedAppUsage |
| public static final int FORCE_ANALOG_DOCK = 8; |
| @UnsupportedAppUsage |
| public static final int FORCE_DIGITAL_DOCK = 9; |
| public static final int FORCE_NO_BT_A2DP = 10; |
| public static final int FORCE_SYSTEM_ENFORCED = 11; |
| public static final int FORCE_HDMI_SYSTEM_AUDIO_ENFORCED = 12; |
| public static final int FORCE_ENCODED_SURROUND_NEVER = 13; |
| public static final int FORCE_ENCODED_SURROUND_ALWAYS = 14; |
| public static final int FORCE_ENCODED_SURROUND_MANUAL = 15; |
| public static final int NUM_FORCE_CONFIG = 16; |
| public static final int FORCE_DEFAULT = FORCE_NONE; |
| |
| public static String forceUseConfigToString(int config) { |
| switch (config) { |
| case FORCE_NONE: return "FORCE_NONE"; |
| case FORCE_SPEAKER: return "FORCE_SPEAKER"; |
| case FORCE_HEADPHONES: return "FORCE_HEADPHONES"; |
| case FORCE_BT_SCO: return "FORCE_BT_SCO"; |
| case FORCE_BT_A2DP: return "FORCE_BT_A2DP"; |
| case FORCE_WIRED_ACCESSORY: return "FORCE_WIRED_ACCESSORY"; |
| case FORCE_BT_CAR_DOCK: return "FORCE_BT_CAR_DOCK"; |
| case FORCE_BT_DESK_DOCK: return "FORCE_BT_DESK_DOCK"; |
| case FORCE_ANALOG_DOCK: return "FORCE_ANALOG_DOCK"; |
| case FORCE_DIGITAL_DOCK: return "FORCE_DIGITAL_DOCK"; |
| case FORCE_NO_BT_A2DP: return "FORCE_NO_BT_A2DP"; |
| case FORCE_SYSTEM_ENFORCED: return "FORCE_SYSTEM_ENFORCED"; |
| case FORCE_HDMI_SYSTEM_AUDIO_ENFORCED: return "FORCE_HDMI_SYSTEM_AUDIO_ENFORCED"; |
| case FORCE_ENCODED_SURROUND_NEVER: return "FORCE_ENCODED_SURROUND_NEVER"; |
| case FORCE_ENCODED_SURROUND_ALWAYS: return "FORCE_ENCODED_SURROUND_ALWAYS"; |
| case FORCE_ENCODED_SURROUND_MANUAL: return "FORCE_ENCODED_SURROUND_MANUAL"; |
| default: return "unknown config (" + config + ")" ; |
| } |
| } |
| |
| // usage for setForceUse, must match audio_policy_force_use_t |
| public static final int FOR_COMMUNICATION = 0; |
| public static final int FOR_MEDIA = 1; |
| public static final int FOR_RECORD = 2; |
| public static final int FOR_DOCK = 3; |
| public static final int FOR_SYSTEM = 4; |
| public static final int FOR_HDMI_SYSTEM_AUDIO = 5; |
| public static final int FOR_ENCODED_SURROUND = 6; |
| public static final int FOR_VIBRATE_RINGING = 7; |
| private static final int NUM_FORCE_USE = 8; |
| |
| public static String forceUseUsageToString(int usage) { |
| switch (usage) { |
| case FOR_COMMUNICATION: return "FOR_COMMUNICATION"; |
| case FOR_MEDIA: return "FOR_MEDIA"; |
| case FOR_RECORD: return "FOR_RECORD"; |
| case FOR_DOCK: return "FOR_DOCK"; |
| case FOR_SYSTEM: return "FOR_SYSTEM"; |
| case FOR_HDMI_SYSTEM_AUDIO: return "FOR_HDMI_SYSTEM_AUDIO"; |
| case FOR_ENCODED_SURROUND: return "FOR_ENCODED_SURROUND"; |
| case FOR_VIBRATE_RINGING: return "FOR_VIBRATE_RINGING"; |
| default: return "unknown usage (" + usage + ")" ; |
| } |
| } |
| |
| /** Wrapper for native methods called from AudioService */ |
| public static int setStreamVolumeIndexAS(int stream, int index, int device) { |
| if (DEBUG_VOLUME) { |
| Log.i(TAG, "setStreamVolumeIndex: " + STREAM_NAMES[stream] |
| + " dev=" + Integer.toHexString(device) + " idx=" + index); |
| } |
| return setStreamVolumeIndex(stream, index, device); |
| } |
| |
| // usage for AudioRecord.startRecordingSync(), must match AudioSystem::sync_event_t |
| public static final int SYNC_EVENT_NONE = 0; |
| public static final int SYNC_EVENT_PRESENTATION_COMPLETE = 1; |
| |
| /** |
| * @return command completion status, one of {@link #AUDIO_STATUS_OK}, |
| * {@link #AUDIO_STATUS_ERROR} or {@link #AUDIO_STATUS_SERVER_DIED} |
| */ |
| @UnsupportedAppUsage |
| public static native int setDeviceConnectionState(int device, int state, |
| String device_address, String device_name, |
| int codecFormat); |
| @UnsupportedAppUsage |
| public static native int getDeviceConnectionState(int device, String device_address); |
| public static native int handleDeviceConfigChange(int device, |
| String device_address, |
| String device_name, |
| int codecFormat); |
| @UnsupportedAppUsage |
| public static native int setPhoneState(int state); |
| @UnsupportedAppUsage |
| public static native int setForceUse(int usage, int config); |
| @UnsupportedAppUsage |
| public static native int getForceUse(int usage); |
| @UnsupportedAppUsage |
| public static native int initStreamVolume(int stream, int indexMin, int indexMax); |
| @UnsupportedAppUsage |
| private static native int setStreamVolumeIndex(int stream, int index, int device); |
| public static native int getStreamVolumeIndex(int stream, int device); |
| /** |
| * @hide |
| * set a volume for the given {@link AudioAttributes} and for all other stream that belong to |
| * the same volume group. |
| * @param attributes the {@link AudioAttributes} to be considered |
| * @param index to be applied |
| * @param device the volume device to be considered |
| * @return command completion status. |
| */ |
| public static native int setVolumeIndexForAttributes(@NonNull AudioAttributes attributes, |
| int index, int device); |
| /** |
| * @hide |
| * get the volume index for the given {@link AudioAttributes}. |
| * @param attributes the {@link AudioAttributes} to be considered |
| * @param device the volume device to be considered |
| * @return volume index for the given {@link AudioAttributes} and volume device. |
| */ |
| public static native int getVolumeIndexForAttributes(@NonNull AudioAttributes attributes, |
| int device); |
| /** |
| * @hide |
| * get the minimum volume index for the given {@link AudioAttributes}. |
| * @param attributes the {@link AudioAttributes} to be considered |
| * @return minimum volume index for the given {@link AudioAttributes}. |
| */ |
| public static native int getMinVolumeIndexForAttributes(@NonNull AudioAttributes attributes); |
| /** |
| * @hide |
| * get the maximum volume index for the given {@link AudioAttributes}. |
| * @param attributes the {@link AudioAttributes} to be considered |
| * @return maximum volume index for the given {@link AudioAttributes}. |
| */ |
| public static native int getMaxVolumeIndexForAttributes(@NonNull AudioAttributes attributes); |
| |
| public static native int setMasterVolume(float value); |
| public static native float getMasterVolume(); |
| @UnsupportedAppUsage |
| public static native int setMasterMute(boolean mute); |
| @UnsupportedAppUsage |
| public static native boolean getMasterMute(); |
| @UnsupportedAppUsage |
| public static native int getDevicesForStream(int stream); |
| |
| /** @hide returns true if master mono is enabled. */ |
| public static native boolean getMasterMono(); |
| /** @hide enables or disables the master mono mode. */ |
| public static native int setMasterMono(boolean mono); |
| /** @hide enables or disables the RTT mode. */ |
| public static native int setRttEnabled(boolean enabled); |
| |
| /** @hide returns master balance value in range -1.f -> 1.f, where 0.f is dead center. */ |
| @TestApi |
| public static native float getMasterBalance(); |
| /** @hide changes the audio balance of the device. */ |
| @TestApi |
| public static native int setMasterBalance(float balance); |
| |
| // helpers for android.media.AudioManager.getProperty(), see description there for meaning |
| @UnsupportedAppUsage(trackingBug = 134049522) |
| public static native int getPrimaryOutputSamplingRate(); |
| @UnsupportedAppUsage(trackingBug = 134049522) |
| public static native int getPrimaryOutputFrameCount(); |
| @UnsupportedAppUsage |
| public static native int getOutputLatency(int stream); |
| |
| public static native int setLowRamDevice(boolean isLowRamDevice, long totalMemory); |
| @UnsupportedAppUsage |
| public static native int checkAudioFlinger(); |
| |
| public static native int listAudioPorts(ArrayList<AudioPort> ports, int[] generation); |
| public static native int createAudioPatch(AudioPatch[] patch, |
| AudioPortConfig[] sources, AudioPortConfig[] sinks); |
| public static native int releaseAudioPatch(AudioPatch patch); |
| public static native int listAudioPatches(ArrayList<AudioPatch> patches, int[] generation); |
| public static native int setAudioPortConfig(AudioPortConfig config); |
| |
| public static native int startAudioSource(AudioPortConfig config, |
| AudioAttributes audioAttributes); |
| public static native int stopAudioSource(int handle); |
| |
| // declare this instance as having a dynamic policy callback handler |
| private static native final void native_register_dynamic_policy_callback(); |
| // declare this instance as having a recording configuration update callback handler |
| private static native final void native_register_recording_callback(); |
| |
| // must be kept in sync with value in include/system/audio.h |
| public static final int AUDIO_HW_SYNC_INVALID = 0; |
| |
| public static native int getAudioHwSyncForSession(int sessionId); |
| |
| public static native int registerPolicyMixes(ArrayList<AudioMix> mixes, boolean register); |
| |
| /** see AudioPolicy.setUidDeviceAffinities() */ |
| public static native int setUidDeviceAffinities(int uid, @NonNull int[] types, |
| @NonNull String[] addresses); |
| |
| /** see AudioPolicy.removeUidDeviceAffinities() */ |
| public static native int removeUidDeviceAffinities(int uid); |
| |
| public static native int systemReady(); |
| |
| public static native float getStreamVolumeDB(int stream, int index, int device); |
| |
| /** |
| * @see AudioManager#setAllowedCapturePolicy() |
| */ |
| public static native int setAllowedCapturePolicy(int uid, int flags); |
| |
| static boolean isOffloadSupported(@NonNull AudioFormat format, @NonNull AudioAttributes attr) { |
| return native_is_offload_supported(format.getEncoding(), format.getSampleRate(), |
| format.getChannelMask(), format.getChannelIndexMask(), |
| attr.getVolumeControlStream()); |
| } |
| |
| private static native boolean native_is_offload_supported(int encoding, int sampleRate, |
| int channelMask, int channelIndexMask, int streamType); |
| |
| public static native int getMicrophones(ArrayList<MicrophoneInfo> microphonesInfo); |
| |
| public static native int getSurroundFormats(Map<Integer, Boolean> surroundFormats, |
| boolean reported); |
| |
| /** |
| * Returns a list of audio formats (codec) supported on the A2DP offload path. |
| */ |
| public static native int getHwOffloadEncodingFormatsSupportedForA2DP( |
| ArrayList<Integer> formatList); |
| |
| public static native int setSurroundFormatEnabled(int audioFormat, boolean enabled); |
| |
| /** |
| * Communicate UID of active assistant to audio policy service. |
| */ |
| public static native int setAssistantUid(int uid); |
| /** |
| * Communicate UIDs of active accessibility services to audio policy service. |
| */ |
| public static native int setA11yServicesUids(int[] uids); |
| |
| /** |
| * @see AudioManager#isHapticPlaybackSupported() |
| */ |
| public static native boolean isHapticPlaybackSupported(); |
| |
| // Items shared with audio service |
| |
| /** |
| * The delay before playing a sound. This small period exists so the user |
| * can press another key (non-volume keys, too) to have it NOT be audible. |
| * <p> |
| * PhoneWindow will implement this part. |
| */ |
| public static final int PLAY_SOUND_DELAY = 300; |
| |
| /** |
| * Constant to identify a focus stack entry that is used to hold the focus while the phone |
| * is ringing or during a call. Used by com.android.internal.telephony.CallManager when |
| * entering and exiting calls. |
| */ |
| public final static String IN_VOICE_COMM_FOCUS_ID = "AudioFocus_For_Phone_Ring_And_Calls"; |
| |
| /** |
| * @see AudioManager#setVibrateSetting(int, int) |
| */ |
| public static int getValueForVibrateSetting(int existingValue, int vibrateType, |
| int vibrateSetting) { |
| |
| // First clear the existing setting. Each vibrate type has two bits in |
| // the value. Note '3' is '11' in binary. |
| existingValue &= ~(3 << (vibrateType * 2)); |
| |
| // Set into the old value |
| existingValue |= (vibrateSetting & 3) << (vibrateType * 2); |
| |
| return existingValue; |
| } |
| |
| public static int getDefaultStreamVolume(int streamType) { |
| return DEFAULT_STREAM_VOLUME[streamType]; |
| } |
| |
| public static int[] DEFAULT_STREAM_VOLUME = new int[] { |
| 4, // STREAM_VOICE_CALL |
| 7, // STREAM_SYSTEM |
| 5, // STREAM_RING |
| 5, // STREAM_MUSIC |
| 6, // STREAM_ALARM |
| 5, // STREAM_NOTIFICATION |
| 7, // STREAM_BLUETOOTH_SCO |
| 7, // STREAM_SYSTEM_ENFORCED |
| 5, // STREAM_DTMF |
| 5, // STREAM_TTS |
| 5, // STREAM_ACCESSIBILITY |
| }; |
| |
| public static String streamToString(int stream) { |
| if (stream >= 0 && stream < STREAM_NAMES.length) return STREAM_NAMES[stream]; |
| if (stream == AudioManager.USE_DEFAULT_STREAM_TYPE) return "USE_DEFAULT_STREAM_TYPE"; |
| return "UNKNOWN_STREAM_" + stream; |
| } |
| |
| /** The platform has no specific capabilities */ |
| public static final int PLATFORM_DEFAULT = 0; |
| /** The platform is voice call capable (a phone) */ |
| public static final int PLATFORM_VOICE = 1; |
| /** The platform is a television or a set-top box */ |
| public static final int PLATFORM_TELEVISION = 2; |
| |
| /** |
| * Return the platform type that this is running on. One of: |
| * <ul> |
| * <li>{@link #PLATFORM_VOICE}</li> |
| * <li>{@link #PLATFORM_TELEVISION}</li> |
| * <li>{@link #PLATFORM_DEFAULT}</li> |
| * </ul> |
| */ |
| public static int getPlatformType(Context context) { |
| if (context.getResources().getBoolean(com.android.internal.R.bool.config_voice_capable)) { |
| return PLATFORM_VOICE; |
| } else if (context.getPackageManager().hasSystemFeature(PackageManager.FEATURE_LEANBACK)) { |
| return PLATFORM_TELEVISION; |
| } else { |
| return PLATFORM_DEFAULT; |
| } |
| } |
| |
| /** |
| * @hide |
| * @return whether the system uses a single volume stream. |
| */ |
| public static boolean isSingleVolume(Context context) { |
| boolean forceSingleVolume = context.getResources().getBoolean( |
| com.android.internal.R.bool.config_single_volume); |
| return getPlatformType(context) == PLATFORM_TELEVISION || forceSingleVolume; |
| } |
| |
| public static final int DEFAULT_MUTE_STREAMS_AFFECTED = |
| (1 << STREAM_MUSIC) | |
| (1 << STREAM_RING) | |
| (1 << STREAM_NOTIFICATION) | |
| (1 << STREAM_SYSTEM) | |
| (1 << STREAM_VOICE_CALL) | |
| (1 << STREAM_BLUETOOTH_SCO); |
| |
| /** |
| * Event posted by AudioTrack and AudioRecord JNI (JNIDeviceCallback) when routing changes. |
| * Keep in sync with core/jni/android_media_DeviceCallback.h. |
| */ |
| final static int NATIVE_EVENT_ROUTING_CHANGE = 1000; |
| } |
| |
