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Commit 5ce97f88 authored by Nick Chalko's avatar Nick Chalko
Browse files

Add contants for audio format codes 

Refer to CEA Standard (CEA-861-D), Table 37 Audio Format Codes.

Test: m -j services.core
Change-Id: I4aef89bee1075817d1e6b5d37408cfe011d44e68
parent 8015e74e

services/core/java/com/android/server/hdmi/Constants.java

+42 −0
Original line number Diff line number Diff line
@@ -18,6 +18,8 @@ package com.android.server.hdmi; 


import android.annotation.IntDef;

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
@@ -179,6 +181,46 @@ final class Constants { 
    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;



    // 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;