高通Android 12 音量API设置相关代码

// 获取当前音量大小
    public static int getCurrentVolume(Context context) {
        AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        return audioManager.getStreamVolume(AudioManager.STREAM_MUSIC);  // 使用 STREAM_MUSIC 作为示例
    }

    // 获取系统最大音量大小
    public static int getMaxVolume(Context context) {
        AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        return audioManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC);  // 使用 STREAM_MUSIC 作为示例
    }
//设置当前媒体音量是静音还是非静音状态
 public int setMuteEnabled(boolean isMute) {
        AudioManager audioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE);
        audioManager.setStreamMute(AudioManager.STREAM_MUSIC, isMute);

        // Return 1 for mute and 0 for unmute
        return isMute ? 1 : 0;
    }
//获取系统当前媒体音量是静音还是非静音状态
public int getCurrentMuteState() {
        AudioManager audioManager = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE);

        // Check if the stream is muted
        boolean isMuted = audioManager.isStreamMute(AudioManager.STREAM_MUSIC);

        // Return 1 if muted, 0 if not muted
        return isMuted ? 1 : 0;
    }

 //开启静音模式
    public static void muteSystem(Context context){
        AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        if (audioManager!=null){
            audioManager.setStreamMute(AudioManager.STREAM_MUSIC,true);
        }
    }

    //关闭静音模式
    public static void unMuteSystem(Context context){
        AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        if (audioManager!=null){
            audioManager.setStreamMute(AudioManager.STREAM_MUSIC,false);
        }
    }

    //获取当前媒体音量
    public static int getCurrentVolume(Context context){
        AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        if (audioManager!=null){
            return audioManager.getStreamVolume(AudioManager.STREAM_MUSIC);
        }
        return -1;
    }

    //音量增加
    public static void volumeUp(Context context){
        AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        if (audioManager!=null){
            audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
                    AudioManager.ADJUST_RAISE,
                    AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE);
        }
    }

    //音量降低
    public static void volumeDown(Context context){
        AudioManager audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        if (audioManager!=null){
            audioManager.adjustStreamVolume(AudioManager.STREAM_MUSIC,
                    AudioManager.ADJUST_LOWER,
                    AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE);
        }
    }

    //自动调整音量
    public static void AutoAdjustResetVolume(Context context) {
        AudioManager mManager= (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
        if (mManager!= null) {
            //当前音量
            int volume = mManager.getStreamVolume(AudioManager.STREAM_MUSIC);
            try {
                Thread.sleep(200);
            } catch (Exception e) {
                e.printStackTrace();
            }
            //与最大音量比较
            if (volume != mManager.getStreamMaxVolume(AudioManager.STREAM_MUSIC)) {
                //向音量增加方向调整
                mManager.adjustStreamVolume(
                        AudioManager.STREAM_MUSIC,
                        AudioManager.ADJUST_RAISE,
                        AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE);
                mManager.adjustStreamVolume(
                        AudioManager.STREAM_MUSIC,
                        AudioManager.ADJUST_LOWER,
                        AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE);
            } else {
                mManager.adjustStreamVolume(
                        AudioManager.STREAM_MUSIC,
                        AudioManager.ADJUST_LOWER,
                        AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE);
                mManager.adjustStreamVolume(
                        AudioManager.STREAM_MUSIC,
                        AudioManager.ADJUST_RAISE,
                        AudioManager.FLAG_REMOVE_SOUND_AND_VIBRATE);
            }
        }
    }

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原文地址：https://blog.csdn.net/qq_15950325/article/details/142501690

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