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Commit f04803fb authored by Jean-Michel Trivi's avatar Jean-Michel Trivi
Browse files

AudioService shell commands for volume 

Add shell commands for volume control:
  - set-vol STREAM VOLUME
  - adj-mute STREAM
  - adj-unmute STREAM

Bug: 332410019
Test: adb shell cmd audio set-volume 1 5
Test: adb shell cmd audio adj-mute 3
Test: adb shell cmd audio adj-unmute 3
Change-Id: Idebb12a5777723de4b8ce2f6f7a5392ec395cdf0
parent fb810e65

services/core/java/com/android/server/audio/AudioManagerShellCommand.java

+62 −0
Original line number Diff line number Diff line
@@ -53,6 +53,12 @@ class AudioManagerShellCommand extends ShellCommand { 
                return getSoundDoseValue();

            case "reset-sound-dose-timeout":

                return resetSoundDoseTimeout();

            case "set-volume":

                return setVolume();

            case "adj-mute":

                return adjMute();

            case "adj-unmute":

                return adjUnmute();

        }

        return 0;

    }
@@ -78,6 +84,12 @@ class AudioManagerShellCommand extends ShellCommand { 
        pw.println("    Returns the current sound dose value");

        pw.println("  reset-sound-dose-timeout");

        pw.println("    Resets the sound dose timeout used for momentary exposure");

        pw.println("  set-volume STREAM_TYPE VOLUME_INDEX");

        pw.println("    Sets the volume for STREAM_TYPE to VOLUME_INDEX");

        pw.println("  adj-mute STREAM_TYPE");

        pw.println("    mutes the STREAM_TYPE");

        pw.println("  adj-unmute STREAM_TYPE");

        pw.println("    unmutes the STREAM_TYPE");

    }



    private int setSurroundFormatEnabled() {
@@ -216,4 +228,54 @@ class AudioManagerShellCommand extends ShellCommand { 
        getOutPrintWriter().println("Reset sound dose momentary exposure timeout");

        return 0;

    }



    private int setVolume() {

        final Context context = mService.mContext;

        final AudioManager am = context.getSystemService(AudioManager.class);

        final int stream = readIntArg();

        final int index = readIntArg();

        getOutPrintWriter().println("calling AudioManager.setStreamVolume("

                + stream + ", " + index + ", 0)");

        am.setStreamVolume(stream, index, 0);

        return 0;

    }



    private int adjMute() {

        final Context context = mService.mContext;

        final AudioManager am = context.getSystemService(AudioManager.class);

        final int stream = readIntArg();

        getOutPrintWriter().println("calling AudioManager.adjustStreamVolume("

                + stream + ", AudioManager.ADJUST_MUTE, 0)");

        am.adjustStreamVolume(stream, AudioManager.ADJUST_MUTE, 0);

        return 0;

    }



    private int adjUnmute() {

        final Context context = mService.mContext;

        final AudioManager am = context.getSystemService(AudioManager.class);

        final int stream = readIntArg();

        getOutPrintWriter().println("calling AudioManager.adjustStreamVolume("

                + stream + ", AudioManager.ADJUST_UNMUTE, 0)");

        am.adjustStreamVolume(stream, AudioManager.ADJUST_UNMUTE, 0);

        return 0;

    }



    private int readIntArg() throws IllegalArgumentException {

        String argText = getNextArg();



        if (argText == null) {

            getErrPrintWriter().println("Error: no argument provided");

            throw new IllegalArgumentException("No argument provided");

        }



        int argIntVal = Integer.MIN_VALUE;

        try {

            argIntVal = Integer.parseInt(argText);

        } catch (NumberFormatException e) {

            getErrPrintWriter().println("Error: wrong format for argument " + argText);

            throw new IllegalArgumentException("Wrong format for argument " + argText);

        }



        return argIntVal;

    }

}