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-rw-r--r--services/core/java/com/android/server/audio/SpatializerHelper.java94
1 files changed, 78 insertions, 16 deletions
diff --git a/services/core/java/com/android/server/audio/SpatializerHelper.java b/services/core/java/com/android/server/audio/SpatializerHelper.java
index ea92154f2df0..61e4f36a34ed 100644
--- a/services/core/java/com/android/server/audio/SpatializerHelper.java
+++ b/services/core/java/com/android/server/audio/SpatializerHelper.java
@@ -19,6 +19,9 @@ package com.android.server.audio;
import static android.media.AudioManager.AUDIO_DEVICE_CATEGORY_HEADPHONES;
import static android.media.AudioManager.AUDIO_DEVICE_CATEGORY_UNKNOWN;
import static android.media.AudioSystem.isBluetoothDevice;
+import static android.media.AudioSystem.isBluetoothLeDevice;
+
+import static com.android.media.audio.Flags.dsaOverBtLeAudio;
import android.annotation.NonNull;
import android.annotation.Nullable;
@@ -1625,10 +1628,10 @@ public class SpatializerHelper {
}
private int getHeadSensorHandleUpdateTracker() {
- int headHandle = -1;
+ Sensor htSensor = null;
if (sRoutingDevices.isEmpty()) {
logloge("getHeadSensorHandleUpdateTracker: no device, no head tracker");
- return headHandle;
+ return -1;
}
final AudioDeviceAttributes currentDevice = sRoutingDevices.get(0);
List<String> deviceAddresses = mAudioService.getDeviceAddresses(currentDevice);
@@ -1642,27 +1645,86 @@ public class SpatializerHelper {
for (String address : deviceAddresses) {
UUID routingDeviceUuid = UuidUtils.uuidFromAudioDeviceAttributes(
new AudioDeviceAttributes(currentDevice.getInternalType(), address));
- for (Sensor sensor : sensors) {
- final UUID uuid = sensor.getUuid();
- if (uuid.equals(routingDeviceUuid)) {
- headHandle = sensor.getHandle();
- if (!setHasHeadTracker(currentDevice)) {
- headHandle = -1;
+ if (dsaOverBtLeAudio()) {
+ for (Sensor sensor : sensors) {
+ final UUID uuid = sensor.getUuid();
+ if (uuid.equals(routingDeviceUuid)) {
+ htSensor = sensor;
+ HeadtrackerInfo info = new HeadtrackerInfo(sensor);
+ if (isBluetoothLeDevice(currentDevice.getInternalType())) {
+ if (info.getMajorVersion() == 2) {
+ // Version 2 is used only by LE Audio profile
+ break;
+ }
+ // we do not break, as this could be a match on the A2DP sensor
+ // for a dual mode headset.
+ } else if (info.getMajorVersion() == 1) {
+ // Version 1 is used only by A2DP profile
+ break;
+ }
+ }
+ if (htSensor == null && uuid.equals(UuidUtils.STANDALONE_UUID)) {
+ htSensor = sensor;
+ // we do not break, perhaps we find a head tracker on device.
}
- break;
}
- if (uuid.equals(UuidUtils.STANDALONE_UUID)) {
- headHandle = sensor.getHandle();
- // we do not break, perhaps we find a head tracker on device.
+ if (htSensor != null) {
+ if (htSensor.getUuid().equals(UuidUtils.STANDALONE_UUID)) {
+ break;
+ }
+ if (setHasHeadTracker(currentDevice)) {
+ break;
+ } else {
+ htSensor = null;
+ }
+ }
+ } else {
+ for (Sensor sensor : sensors) {
+ final UUID uuid = sensor.getUuid();
+ if (uuid.equals(routingDeviceUuid)) {
+ htSensor = sensor;
+ if (!setHasHeadTracker(currentDevice)) {
+ htSensor = null;
+ }
+ break;
+ }
+ if (uuid.equals(UuidUtils.STANDALONE_UUID)) {
+ htSensor = sensor;
+ // we do not break, perhaps we find a head tracker on device.
+ }
+ }
+ if (htSensor != null) {
+ break;
}
- }
- if (headHandle != -1) {
- break;
}
}
- return headHandle;
+ return htSensor != null ? htSensor.getHandle() : -1;
}
+ /**
+ * Contains the information parsed from the head tracker sensor version.
+ * See platform/hardware/libhardware/modules/sensors/dynamic_sensor/HidRawSensor.h
+ * for the definition of version and capability fields.
+ */
+ private static class HeadtrackerInfo {
+ private final int mVersion;
+ HeadtrackerInfo(Sensor sensor) {
+ mVersion = sensor.getVersion();
+ }
+ int getMajorVersion() {
+ return (mVersion & 0xFF000000) >> 24;
+ }
+ int getMinorVersion() {
+ return (mVersion & 0xFF0000) >> 16;
+ }
+ boolean hasAclTransport() {
+ return getMajorVersion() == 2 ? ((mVersion & 0x1) != 0) : false;
+ }
+ boolean hasIsoTransport() {
+ return getMajorVersion() == 2 ? ((mVersion & 0x2) != 0) : false;
+ }
+ };
+
private int getScreenSensorHandle() {
int screenHandle = -1;
Sensor screenSensor = mSensorManager.getDefaultSensor(Sensor.TYPE_ROTATION_VECTOR);