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Commit ac83c5cb authored by Hyundo Moon's avatar Hyundo Moon
Browse files

Set LE audio volume when audio mode is changed 

Bug: 230643532
Test: Checked the volume is changed when entering call mode
Change-Id: Iae20b03e998a8a6064a85d6e7cf4858c85448618
parent 3f007c4d

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

+34 −0
Original line number Diff line number Diff line
@@ -3584,6 +3584,36 @@ public class AudioService extends IAudioService.Stub 
        }

    }



    private void setLeAudioVolumeOnModeUpdate(int mode) {

        switch (mode) {

            case AudioSystem.MODE_IN_COMMUNICATION:

            case AudioSystem.MODE_IN_CALL:

            case AudioSystem.MODE_NORMAL:

                break;

            case AudioSystem.MODE_RINGTONE:

                // not changing anything for ringtone

                return;

            case AudioSystem.MODE_CURRENT:

            case AudioSystem.MODE_INVALID:

            default:

                // don't know what to do in this case, better bail

                return;

        }



        int streamType = getBluetoothContextualVolumeStream(mode);



        // Currently, DEVICE_OUT_BLE_HEADSET is the only output type for LE_AUDIO profile.

        // (See AudioDeviceBroker#createBtDeviceInfo())

        int index = mStreamStates[streamType].getIndex(AudioSystem.DEVICE_OUT_BLE_HEADSET);

        int maxIndex = mStreamStates[streamType].getMaxIndex();



        if (DEBUG_VOL) {

            Log.d(TAG, "setLeAudioVolumeOnModeUpdate postSetLeAudioVolumeIndex index="

                    + index + " maxIndex=" + maxIndex + " streamType=" + streamType);

        }

        mDeviceBroker.postSetLeAudioVolumeIndex(index, maxIndex, streamType);

    }



    private void setStreamVolume(int streamType, int index, int flags, String callingPackage,

            String caller, int uid, boolean hasModifyAudioSettings) {

        if (DEBUG_VOL) {
@@ -4915,6 +4945,10 @@ public class AudioService extends IAudioService.Stub 
                // change of mode may require volume to be re-applied on some devices

                updateAbsVolumeMultiModeDevices(previousMode, mode);



                // Forcefully set LE audio volume as a workaround, since the value of 'device'

                // is not DEVICE_OUT_BLE_* even when BLE is connected.

                setLeAudioVolumeOnModeUpdate(mode);



                // when entering RINGTONE, IN_CALL or IN_COMMUNICATION mode, clear all SCO

                // connections not started by the application changing the mode when pid changes

                mDeviceBroker.postSetModeOwnerPid(pid, mode);