| /* |
| * Copyright (C) 2014 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 com.android.server.hdmi; |
| |
| import android.annotation.IntDef; |
| import android.annotation.StringDef; |
| import android.hardware.hdmi.HdmiDeviceInfo; |
| |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| |
| /** |
| * Defines constants related to HDMI-CEC protocol internal implementation. If a constant will be |
| * used in the public api, it should be located in {@link android.hardware.hdmi.HdmiControlManager}. |
| */ |
| final class Constants { |
| |
| /** Logical address for TV */ |
| public static final int ADDR_TV = 0; |
| |
| /** Logical address for recorder 1 */ |
| public static final int ADDR_RECORDER_1 = 1; |
| |
| /** Logical address for recorder 2 */ |
| public static final int ADDR_RECORDER_2 = 2; |
| |
| /** Logical address for tuner 1 */ |
| public static final int ADDR_TUNER_1 = 3; |
| |
| /** Logical address for playback 1 */ |
| public static final int ADDR_PLAYBACK_1 = 4; |
| |
| /** Logical address for audio system */ |
| public static final int ADDR_AUDIO_SYSTEM = 5; |
| |
| /** Logical address for tuner 2 */ |
| public static final int ADDR_TUNER_2 = 6; |
| |
| /** Logical address for tuner 3 */ |
| public static final int ADDR_TUNER_3 = 7; |
| |
| /** Logical address for playback 2 */ |
| public static final int ADDR_PLAYBACK_2 = 8; |
| |
| /** Logical address for recorder 3 */ |
| public static final int ADDR_RECORDER_3 = 9; |
| |
| /** Logical address for tuner 4 */ |
| public static final int ADDR_TUNER_4 = 10; |
| |
| /** Logical address for playback 3 */ |
| public static final int ADDR_PLAYBACK_3 = 11; |
| |
| /** Logical address reserved for future usage */ |
| public static final int ADDR_RESERVED_1 = 12; |
| |
| /** Logical address reserved for future usage */ |
| public static final int ADDR_RESERVED_2 = 13; |
| |
| /** Logical address for TV other than the one assigned with {@link #ADDR_TV} */ |
| public static final int ADDR_SPECIFIC_USE = 14; |
| |
| /** Logical address for devices to which address cannot be allocated */ |
| public static final int ADDR_UNREGISTERED = 15; |
| |
| /** Logical address used in the destination address field for broadcast messages */ |
| public static final int ADDR_BROADCAST = 15; |
| |
| /** Logical address used to indicate it is not initialized or invalid. */ |
| public static final int ADDR_INVALID = -1; |
| |
| /** Logical address used to indicate the source comes from internal device. */ |
| public static final int ADDR_INTERNAL = HdmiDeviceInfo.ADDR_INTERNAL; |
| |
| @Retention(RetentionPolicy.SOURCE) |
| @IntDef({ |
| MESSAGE_FEATURE_ABORT, |
| MESSAGE_IMAGE_VIEW_ON, |
| MESSAGE_TUNER_STEP_INCREMENT, |
| MESSAGE_TUNER_STEP_DECREMENT, |
| MESSAGE_TUNER_DEVICE_STATUS, |
| MESSAGE_GIVE_TUNER_DEVICE_STATUS, |
| MESSAGE_RECORD_ON, |
| MESSAGE_RECORD_STATUS, |
| MESSAGE_RECORD_OFF, |
| MESSAGE_TEXT_VIEW_ON, |
| MESSAGE_RECORD_TV_SCREEN, |
| MESSAGE_GIVE_DECK_STATUS, |
| MESSAGE_DECK_STATUS, |
| MESSAGE_SET_MENU_LANGUAGE, |
| MESSAGE_CLEAR_ANALOG_TIMER, |
| MESSAGE_SET_ANALOG_TIMER, |
| MESSAGE_TIMER_STATUS, |
| MESSAGE_STANDBY, |
| MESSAGE_PLAY, |
| MESSAGE_DECK_CONTROL, |
| MESSAGE_TIMER_CLEARED_STATUS, |
| MESSAGE_USER_CONTROL_PRESSED, |
| MESSAGE_USER_CONTROL_RELEASED, |
| MESSAGE_GIVE_OSD_NAME, |
| MESSAGE_SET_OSD_NAME, |
| MESSAGE_SET_OSD_STRING, |
| MESSAGE_SET_TIMER_PROGRAM_TITLE, |
| MESSAGE_SYSTEM_AUDIO_MODE_REQUEST, |
| MESSAGE_GIVE_AUDIO_STATUS, |
| MESSAGE_SET_SYSTEM_AUDIO_MODE, |
| MESSAGE_REPORT_AUDIO_STATUS, |
| MESSAGE_GIVE_SYSTEM_AUDIO_MODE_STATUS, |
| MESSAGE_SYSTEM_AUDIO_MODE_STATUS, |
| MESSAGE_ROUTING_CHANGE, |
| MESSAGE_ROUTING_INFORMATION, |
| MESSAGE_ACTIVE_SOURCE, |
| MESSAGE_GIVE_PHYSICAL_ADDRESS, |
| MESSAGE_REPORT_PHYSICAL_ADDRESS, |
| MESSAGE_REQUEST_ACTIVE_SOURCE, |
| MESSAGE_SET_STREAM_PATH, |
| MESSAGE_DEVICE_VENDOR_ID, |
| MESSAGE_VENDOR_COMMAND, |
| MESSAGE_VENDOR_REMOTE_BUTTON_DOWN, |
| MESSAGE_VENDOR_REMOTE_BUTTON_UP, |
| MESSAGE_GIVE_DEVICE_VENDOR_ID, |
| MESSAGE_MENU_REQUEST, |
| MESSAGE_MENU_STATUS, |
| MESSAGE_GIVE_DEVICE_POWER_STATUS, |
| MESSAGE_REPORT_POWER_STATUS, |
| MESSAGE_GET_MENU_LANGUAGE, |
| MESSAGE_SELECT_ANALOG_SERVICE, |
| MESSAGE_SELECT_DIGITAL_SERVICE, |
| MESSAGE_SET_DIGITAL_TIMER, |
| MESSAGE_CLEAR_DIGITAL_TIMER, |
| MESSAGE_SET_AUDIO_RATE, |
| MESSAGE_INACTIVE_SOURCE, |
| MESSAGE_CEC_VERSION, |
| MESSAGE_GET_CEC_VERSION, |
| MESSAGE_VENDOR_COMMAND_WITH_ID, |
| MESSAGE_CLEAR_EXTERNAL_TIMER, |
| MESSAGE_SET_EXTERNAL_TIMER, |
| MESSAGE_REPORT_SHORT_AUDIO_DESCRIPTOR, |
| MESSAGE_REQUEST_SHORT_AUDIO_DESCRIPTOR, |
| MESSAGE_INITIATE_ARC, |
| MESSAGE_REPORT_ARC_INITIATED, |
| MESSAGE_REPORT_ARC_TERMINATED, |
| MESSAGE_REQUEST_ARC_INITIATION, |
| MESSAGE_REQUEST_ARC_TERMINATION, |
| MESSAGE_TERMINATE_ARC, |
| MESSAGE_CDC_MESSAGE, |
| MESSAGE_ABORT, |
| }) |
| public @interface FeatureOpcode {} |
| |
| static final int MESSAGE_FEATURE_ABORT = 0x00; |
| static final int MESSAGE_IMAGE_VIEW_ON = 0x04; |
| static final int MESSAGE_TUNER_STEP_INCREMENT = 0x05; |
| static final int MESSAGE_TUNER_STEP_DECREMENT = 0x06; |
| static final int MESSAGE_TUNER_DEVICE_STATUS = 0x07; |
| static final int MESSAGE_GIVE_TUNER_DEVICE_STATUS = 0x08; |
| static final int MESSAGE_RECORD_ON = 0x09; |
| static final int MESSAGE_RECORD_STATUS = 0x0A; |
| static final int MESSAGE_RECORD_OFF = 0x0B; |
| static final int MESSAGE_TEXT_VIEW_ON = 0x0D; |
| static final int MESSAGE_RECORD_TV_SCREEN = 0x0F; |
| static final int MESSAGE_GIVE_DECK_STATUS = 0x1A; |
| static final int MESSAGE_DECK_STATUS = 0x1B; |
| static final int MESSAGE_SET_MENU_LANGUAGE = 0x32; |
| static final int MESSAGE_CLEAR_ANALOG_TIMER = 0x33; |
| static final int MESSAGE_SET_ANALOG_TIMER = 0x34; |
| static final int MESSAGE_TIMER_STATUS = 0x35; |
| static final int MESSAGE_STANDBY = 0x36; |
| static final int MESSAGE_PLAY = 0x41; |
| static final int MESSAGE_DECK_CONTROL = 0x42; |
| static final int MESSAGE_TIMER_CLEARED_STATUS = 0x043; |
| static final int MESSAGE_USER_CONTROL_PRESSED = 0x44; |
| static final int MESSAGE_USER_CONTROL_RELEASED = 0x45; |
| static final int MESSAGE_GIVE_OSD_NAME = 0x46; |
| static final int MESSAGE_SET_OSD_NAME = 0x47; |
| static final int MESSAGE_SET_OSD_STRING = 0x64; |
| static final int MESSAGE_SET_TIMER_PROGRAM_TITLE = 0x67; |
| static final int MESSAGE_SYSTEM_AUDIO_MODE_REQUEST = 0x70; |
| static final int MESSAGE_GIVE_AUDIO_STATUS = 0x71; |
| static final int MESSAGE_SET_SYSTEM_AUDIO_MODE = 0x72; |
| static final int MESSAGE_REPORT_AUDIO_STATUS = 0x7A; |
| static final int MESSAGE_GIVE_SYSTEM_AUDIO_MODE_STATUS = 0x7D; |
| static final int MESSAGE_SYSTEM_AUDIO_MODE_STATUS = 0x7E; |
| static final int MESSAGE_ROUTING_CHANGE = 0x80; |
| static final int MESSAGE_ROUTING_INFORMATION = 0x81; |
| static final int MESSAGE_ACTIVE_SOURCE = 0x82; |
| static final int MESSAGE_GIVE_PHYSICAL_ADDRESS = 0x83; |
| static final int MESSAGE_REPORT_PHYSICAL_ADDRESS = 0x84; |
| static final int MESSAGE_REQUEST_ACTIVE_SOURCE = 0x85; |
| static final int MESSAGE_SET_STREAM_PATH = 0x86; |
| static final int MESSAGE_DEVICE_VENDOR_ID = 0x87; |
| static final int MESSAGE_VENDOR_COMMAND = 0x89; |
| static final int MESSAGE_VENDOR_REMOTE_BUTTON_DOWN = 0x8A; |
| static final int MESSAGE_VENDOR_REMOTE_BUTTON_UP = 0x8B; |
| static final int MESSAGE_GIVE_DEVICE_VENDOR_ID = 0x8C; |
| static final int MESSAGE_MENU_REQUEST = 0x8D; |
| static final int MESSAGE_MENU_STATUS = 0x8E; |
| static final int MESSAGE_GIVE_DEVICE_POWER_STATUS = 0x8F; |
| static final int MESSAGE_REPORT_POWER_STATUS = 0x90; |
| static final int MESSAGE_GET_MENU_LANGUAGE = 0x91; |
| static final int MESSAGE_SELECT_ANALOG_SERVICE = 0x92; |
| static final int MESSAGE_SELECT_DIGITAL_SERVICE = 0x93; |
| static final int MESSAGE_SET_DIGITAL_TIMER = 0x97; |
| static final int MESSAGE_CLEAR_DIGITAL_TIMER = 0x99; |
| static final int MESSAGE_SET_AUDIO_RATE = 0x9A; |
| static final int MESSAGE_INACTIVE_SOURCE = 0x9D; |
| static final int MESSAGE_CEC_VERSION = 0x9E; |
| static final int MESSAGE_GET_CEC_VERSION = 0x9F; |
| static final int MESSAGE_VENDOR_COMMAND_WITH_ID = 0xA0; |
| static final int MESSAGE_CLEAR_EXTERNAL_TIMER = 0xA1; |
| static final int MESSAGE_SET_EXTERNAL_TIMER = 0xA2; |
| static final int MESSAGE_REPORT_SHORT_AUDIO_DESCRIPTOR = 0xA3; |
| static final int MESSAGE_REQUEST_SHORT_AUDIO_DESCRIPTOR = 0xA4; |
| static final int MESSAGE_INITIATE_ARC = 0xC0; |
| static final int MESSAGE_REPORT_ARC_INITIATED = 0xC1; |
| static final int MESSAGE_REPORT_ARC_TERMINATED = 0xC2; |
| static final int MESSAGE_REQUEST_ARC_INITIATION = 0xC3; |
| static final int MESSAGE_REQUEST_ARC_TERMINATION = 0xC4; |
| static final int MESSAGE_TERMINATE_ARC = 0xC5; |
| static final int MESSAGE_CDC_MESSAGE = 0xF8; |
| static final int MESSAGE_ABORT = 0xFF; |
| |
| static final int UNKNOWN_VENDOR_ID = 0xFFFFFF; |
| |
| static final int TRUE = 1; |
| static final int FALSE = 0; |
| |
| @Retention(RetentionPolicy.SOURCE) |
| @IntDef({ |
| ABORT_NO_ERROR, |
| ABORT_UNRECOGNIZED_OPCODE, |
| ABORT_NOT_IN_CORRECT_MODE, |
| ABORT_CANNOT_PROVIDE_SOURCE, |
| ABORT_INVALID_OPERAND, |
| ABORT_REFUSED, |
| ABORT_UNABLE_TO_DETERMINE, |
| }) |
| public @interface AbortReason {} |
| |
| // Internal abort error code. It's the same as success. |
| static final int ABORT_NO_ERROR = -1; |
| // Constants related to operands of HDMI CEC commands. |
| // Refer to CEC Table 29 in HDMI Spec v1.4b. |
| // [Abort Reason] |
| static final int ABORT_UNRECOGNIZED_OPCODE = 0; |
| static final int ABORT_NOT_IN_CORRECT_MODE = 1; |
| static final int ABORT_CANNOT_PROVIDE_SOURCE = 2; |
| static final int ABORT_INVALID_OPERAND = 3; |
| static final int ABORT_REFUSED = 4; |
| static final int ABORT_UNABLE_TO_DETERMINE = 5; |
| |
| // [Audio Status] |
| static final int SYSTEM_AUDIO_STATUS_OFF = 0; |
| static final int SYSTEM_AUDIO_STATUS_ON = 1; |
| |
| // [Menu State] |
| static final int MENU_STATE_ACTIVATED = 0; |
| static final int MENU_STATE_DEACTIVATED = 1; |
| |
| // Audio Format Codes |
| // Refer to CEA Standard (CEA-861-D), Table 37 Audio Format Codes. |
| @Retention(RetentionPolicy.SOURCE) |
| @IntDef({ |
| AUDIO_CODEC_NONE, |
| AUDIO_CODEC_LPCM, |
| AUDIO_CODEC_DD, |
| AUDIO_CODEC_MPEG1, |
| AUDIO_CODEC_MP3, |
| AUDIO_CODEC_MPEG2, |
| AUDIO_CODEC_AAC, |
| AUDIO_CODEC_DTS, |
| AUDIO_CODEC_ATRAC, |
| AUDIO_CODEC_ONEBITAUDIO, |
| AUDIO_CODEC_DDP, |
| AUDIO_CODEC_DTSHD, |
| AUDIO_CODEC_TRUEHD, |
| AUDIO_CODEC_DST, |
| AUDIO_CODEC_WMAPRO, |
| AUDIO_CODEC_MAX, |
| }) |
| public @interface AudioCodec {} |
| |
| static final int AUDIO_CODEC_NONE = 0x0; |
| static final int AUDIO_CODEC_LPCM = 0x1; // Support LPCMs |
| static final int AUDIO_CODEC_DD = 0x2; // Support DD |
| static final int AUDIO_CODEC_MPEG1 = 0x3; // Support MPEG1 |
| static final int AUDIO_CODEC_MP3 = 0x4; // Support MP3 |
| static final int AUDIO_CODEC_MPEG2 = 0x5; // Support MPEG2 |
| static final int AUDIO_CODEC_AAC = 0x6; // Support AAC |
| static final int AUDIO_CODEC_DTS = 0x7; // Support DTS |
| static final int AUDIO_CODEC_ATRAC = 0x8; // Support ATRAC |
| static final int AUDIO_CODEC_ONEBITAUDIO = 0x9; // Support One-Bit Audio |
| static final int AUDIO_CODEC_DDP = 0xA; // Support DDP |
| static final int AUDIO_CODEC_DTSHD = 0xB; // Support DTSHD |
| static final int AUDIO_CODEC_TRUEHD = 0xC; // Support MLP/TRUE-HD |
| static final int AUDIO_CODEC_DST = 0xD; // Support DST |
| static final int AUDIO_CODEC_WMAPRO = 0xE; // Support WMA-Pro |
| static final int AUDIO_CODEC_MAX = 0xF; |
| |
| @StringDef({ |
| AUDIO_DEVICE_ARC_IN, |
| AUDIO_DEVICE_SPDIF, |
| }) |
| public @interface AudioDevice {} |
| |
| static final String AUDIO_DEVICE_ARC_IN = "ARC_IN"; |
| static final String AUDIO_DEVICE_SPDIF = "SPDIF"; |
| |
| // Bit mask used to get the routing path of the top level device. |
| // When &'d with the path 1.2.2.0 (0x1220), for instance, gives 1.0.0.0. |
| static final int ROUTING_PATH_TOP_MASK = 0xF000; |
| static final int ROUTING_PATH_TOP_SHIFT = 12; |
| |
| static final int INVALID_PORT_ID = HdmiDeviceInfo.PORT_INVALID; |
| static final int INVALID_PHYSICAL_ADDRESS = HdmiDeviceInfo.PATH_INVALID; |
| static final int PATH_INTERNAL = HdmiDeviceInfo.PATH_INTERNAL; |
| |
| // Strategy for device polling. |
| // Should use "OR(|) operation of POLL_STRATEGY_XXX and POLL_ITERATION_XXX. |
| static final int POLL_STRATEGY_MASK = 0x3; // first and second bit. |
| static final int POLL_STRATEGY_REMOTES_DEVICES = 0x1; |
| static final int POLL_STRATEGY_SYSTEM_AUDIO = 0x2; |
| |
| static final int POLL_ITERATION_STRATEGY_MASK = 0x30000; // first and second bit. |
| static final int POLL_ITERATION_IN_ORDER = 0x10000; |
| static final int POLL_ITERATION_REVERSE_ORDER = 0x20000; |
| |
| static final int UNKNOWN_VOLUME = -1; |
| |
| // States of property PROPERTY_SYSTEM_AUDIO_CONTROL_ON_POWER_ON |
| // to decide if turn on the system audio control when power on the device |
| @IntDef({ |
| ALWAYS_SYSTEM_AUDIO_CONTROL_ON_POWER_ON, |
| USE_LAST_STATE_SYSTEM_AUDIO_CONTROL_ON_POWER_ON, |
| NEVER_SYSTEM_AUDIO_CONTROL_ON_POWER_ON |
| }) |
| @interface SystemAudioControlOnPowerOn {} |
| |
| static final int ALWAYS_SYSTEM_AUDIO_CONTROL_ON_POWER_ON = 0; |
| static final int USE_LAST_STATE_SYSTEM_AUDIO_CONTROL_ON_POWER_ON = 1; |
| static final int NEVER_SYSTEM_AUDIO_CONTROL_ON_POWER_ON = 2; |
| |
| // Port id to record local active port for Routing Control features |
| // They are used to map to corresponding Inputs |
| // Current interface is only implemented for specific device. |
| // Developers can add more port number and map them to corresponding inputs on demand. |
| @IntDef({ |
| CEC_SWITCH_HOME, |
| CEC_SWITCH_HDMI1, |
| CEC_SWITCH_HDMI2, |
| CEC_SWITCH_HDMI3, |
| CEC_SWITCH_HDMI4, |
| CEC_SWITCH_HDMI5, |
| CEC_SWITCH_HDMI6, |
| CEC_SWITCH_HDMI7, |
| CEC_SWITCH_HDMI8, |
| CEC_SWITCH_ARC, |
| CEC_SWITCH_BLUETOOTH, |
| CEC_SWITCH_OPTICAL, |
| CEC_SWITCH_AUX |
| }) |
| @interface LocalActivePort {} |
| static final int CEC_SWITCH_HOME = 0; |
| static final int CEC_SWITCH_HDMI1 = 1; |
| static final int CEC_SWITCH_HDMI2 = 2; |
| static final int CEC_SWITCH_HDMI3 = 3; |
| static final int CEC_SWITCH_HDMI4 = 4; |
| static final int CEC_SWITCH_HDMI5 = 5; |
| static final int CEC_SWITCH_HDMI6 = 6; |
| static final int CEC_SWITCH_HDMI7 = 7; |
| static final int CEC_SWITCH_HDMI8 = 8; |
| static final int CEC_SWITCH_ARC = 17; |
| static final int CEC_SWITCH_BLUETOOTH = 18; |
| static final int CEC_SWITCH_OPTICAL = 19; |
| static final int CEC_SWITCH_AUX = 20; |
| static final int CEC_SWITCH_PORT_MAX = 21; |
| |
| static final String PROPERTY_PREFERRED_ADDRESS_AUDIO_SYSTEM = |
| "persist.sys.hdmi.addr.audiosystem"; |
| static final String PROPERTY_PREFERRED_ADDRESS_PLAYBACK = "persist.sys.hdmi.addr.playback"; |
| static final String PROPERTY_PREFERRED_ADDRESS_TV = "persist.sys.hdmi.addr.tv"; |
| |
| // TODO(OEM): Set this to false to keep the playback device in sleep upon hotplug event. |
| // False by default. |
| static final String PROPERTY_WAKE_ON_HOTPLUG = "ro.hdmi.wake_on_hotplug"; |
| |
| /** |
| * Property to save the ARC port id on system audio device. |
| * <p>When ARC is initiated, this port will be used to turn on ARC. |
| */ |
| static final String PROPERTY_SYSTEM_AUDIO_DEVICE_ARC_PORT = |
| "ro.hdmi.property_sytem_audio_device_arc_port"; |
| |
| /** |
| * Property to disable muting logic in System Audio Control handling. Default is true. |
| * |
| * <p>True means enabling muting logic. |
| * <p>False means never mute device. |
| */ |
| static final String PROPERTY_SYSTEM_AUDIO_MODE_MUTING_ENABLE = |
| "ro.hdmi.property_system_audio_mode_muting_enable"; |
| |
| /** |
| * When set to true the HdmiControlService will never request a Logical Address for the |
| * playback device type. Default is false. |
| * |
| * <p> This is useful when HDMI CEC multiple device types is not supported by the cec driver |
| */ |
| static final String PROPERTY_HDMI_CEC_NEVER_CLAIM_PLAYBACK_LOGICAL_ADDRESS = |
| "ro.hdmi.property_hdmi_cec_never_claim_playback_logical_address"; |
| |
| /** |
| * A comma separated list of logical addresses that HdmiControlService |
| * will never assign local CEC devices to. |
| * |
| * <p> This is useful when HDMI CEC hardware module can't assign multiple logical addresses |
| * in the range same range of 0-7 or 8-15. |
| */ |
| static final String PROPERTY_HDMI_CEC_NEVER_ASSIGN_LOGICAL_ADDRESSES = |
| "ro.hdmi.property_hdmi_cec_never_assign_logical_addresses"; |
| |
| // Set to false to allow playback device to go to suspend mode even |
| // when it's an active source. True by default. |
| static final String PROPERTY_KEEP_AWAKE = "persist.sys.hdmi.keep_awake"; |
| |
| // TODO(UI): Set this from UI to decide if turn on System Audio Mode when power on the device |
| /** |
| * Property to decide if turn on the system audio control when power on the device. |
| * |
| * <p>Default is always turn on. State must be a valid {@link SystemAudioControlOnPowerOn} int. |
| */ |
| static final String PROPERTY_SYSTEM_AUDIO_CONTROL_ON_POWER_ON = |
| "persist.sys.hdmi.system_audio_control_on_power_on"; |
| |
| /** |
| * Property to record last state of system audio control before device powered off. |
| * <p>When {@link #PROPERTY_SYSTEM_AUDIO_CONTROL_ON_POWER_ON} is set to |
| * {@link #USE_LAST_STATE_SYSTEM_AUDIO_CONTROL_ON_POWER_ON}, restoring this state on power on. |
| * <p>State must be true or false. Default true. |
| */ |
| static final String PROPERTY_LAST_SYSTEM_AUDIO_CONTROL = |
| "persist.sys.hdmi.last_system_audio_control"; |
| |
| /** |
| * Property to indicate if device supports ARC or not |
| * <p>Default is true. |
| */ |
| static final String PROPERTY_ARC_SUPPORT = |
| "persist.sys.hdmi.property_arc_support"; |
| |
| /** |
| * Property to save the audio port to switch to when system audio control is on. |
| * <P>Audio system should switch to this port when cec active source is not its child in the tree |
| * or is not itself. |
| * |
| * <p>Default is ARC port. |
| */ |
| static final String PROPERTY_SYSTEM_AUDIO_MODE_AUDIO_PORT = |
| "persist.sys.hdmi.property_sytem_audio_mode_audio_port"; |
| |
| /** |
| * Property to strip local audio of amplifier and use local speaker |
| * when TV does not support system audio mode. |
| * |
| * <p>This property applies to device with both audio system/playback types. |
| * <p>True means using local speaker when TV does not support system audio. |
| * <p>False means passing audio to TV. Default is true. |
| */ |
| static final String PROPERTY_STRIP_AUDIO_TV_NO_SYSTEM_AUDIO = |
| "persist.sys.hdmi.property_strip_audio_tv_no_system_audio"; |
| |
| /** |
| * Determines playback device action upon receiving routing control messages. |
| * <ul> |
| * <li><b>none</b> No action taken. |
| * <li><b>wake_up_only</b> PowerManager.wakeUp() is called. |
| * <li><b>wake_up_and_send_active_source</b> Same as above and |
| * additionally <Active Source> is sent. |
| * </ul> |
| */ |
| static final String PLAYBACK_DEVICE_ACTION_ON_ROUTING_CONTROL = |
| "ro.hdmi.cec.source.playback_device_action_on_routing_control"; |
| |
| static final String PLAYBACK_DEVICE_ACTION_ON_ROUTING_CONTROL_NONE = "none"; |
| static final String PLAYBACK_DEVICE_ACTION_ON_ROUTING_CONTROL_WAKE_UP_ONLY = "wake_up_only"; |
| static final String PLAYBACK_DEVICE_ACTION_ON_ROUTING_CONTROL_WAKE_UP_AND_SEND_ACTIVE_SOURCE = |
| "wake_up_and_send_active_source"; |
| |
| /** |
| * Property to decide the device behaviour when <Active Source> is lost. |
| * |
| * <p>This property applies to playback devices. |
| * <p>Possible values are: |
| * <ul> |
| * <li><b>none</b> No power state change (default). |
| * <li><b>standby_now</b> PowerManager.goToSleep() is called. |
| * </ul> |
| */ |
| static final String POWER_STATE_CHANGE_ON_ACTIVE_SOURCE_LOST = |
| "ro.hdmi.cec.source.power_state_change_on_active_source_lost"; |
| |
| static final String POWER_STATE_CHANGE_ON_ACTIVE_SOURCE_LOST_NONE = "none"; |
| static final String POWER_STATE_CHANGE_ON_ACTIVE_SOURCE_LOST_STANDBY_NOW = "standby_now"; |
| |
| static final int RECORDING_TYPE_DIGITAL_RF = 1; |
| static final int RECORDING_TYPE_ANALOGUE_RF = 2; |
| static final int RECORDING_TYPE_EXTERNAL_PHYSICAL_ADDRESS = 3; |
| static final int RECORDING_TYPE_OWN_SOURCE = 4; |
| |
| // Definitions used for setOption(). These should be in sync with the definition |
| // in hardware/libhardware/include/hardware/mhl.h. |
| |
| // If set to disabled, TV does not switch ports when mobile device is connected. |
| static final int OPTION_MHL_INPUT_SWITCHING = 101; |
| |
| // If set to enabled, TV disables power charging for mobile device. |
| static final int OPTION_MHL_POWER_CHARGE = 102; |
| |
| // If set to disabled, all MHL commands are discarded. |
| static final int OPTION_MHL_ENABLE = 103; |
| |
| // If set to disabled, system service yields control of MHL to sub-microcontroller. |
| // If enabled, it takes the control back. |
| static final int OPTION_MHL_SERVICE_CONTROL = 104; |
| |
| static final int DISABLED = 0; |
| static final int ENABLED = 1; |
| |
| private Constants() { |
| /* cannot be instantiated */ |
| } |
| } |
