Camera: fix triggerId logic

Fix missing triggerId introduced by previous cleanup change.

bug 17108154
bug 17053130

Change-Id: Ifda55d5fbe992d98f335a8427aa256d78a856586
diff --git a/services/camera/libcameraservice/device3/Camera3Device.cpp b/services/camera/libcameraservice/device3/Camera3Device.cpp
index ed350c1..0ca7f6d 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.cpp
+++ b/services/camera/libcameraservice/device3/Camera3Device.cpp
@@ -2129,6 +2129,8 @@
         mPaused(true),
         mFrameNumber(0),
         mLatestRequestId(NAME_NOT_FOUND),
+        mCurrentAfTriggerId(0),
+        mCurrentPreCaptureTriggerId(0),
         mRepeatingLastFrameNumber(NO_IN_FLIGHT_REPEATING_FRAMES) {
     mStatusId = statusTracker->addComponent();
 }
@@ -2611,6 +2613,8 @@
 
     if (nextRequest != NULL) {
         nextRequest->mResultExtras.frameNumber = mFrameNumber++;
+        nextRequest->mResultExtras.afTriggerId = mCurrentAfTriggerId;
+        nextRequest->mResultExtras.precaptureTriggerId = mCurrentPreCaptureTriggerId;
     }
     return nextRequest;
 }
@@ -2690,8 +2694,13 @@
         if (tag == ANDROID_CONTROL_AF_TRIGGER_ID || tag == ANDROID_CONTROL_AE_PRECAPTURE_ID) {
             bool isAeTrigger = (trigger.metadataTag == ANDROID_CONTROL_AE_PRECAPTURE_ID);
             uint32_t triggerId = static_cast<uint32_t>(trigger.entryValue);
-            isAeTrigger ? request->mResultExtras.precaptureTriggerId = triggerId :
-                          request->mResultExtras.afTriggerId = triggerId;
+            if (isAeTrigger) {
+                request->mResultExtras.precaptureTriggerId = triggerId;
+                mCurrentPreCaptureTriggerId = triggerId;
+            } else {
+                request->mResultExtras.afTriggerId = triggerId;
+                mCurrentAfTriggerId = triggerId;
+            }
             if (parent->mDeviceVersion >= CAMERA_DEVICE_API_VERSION_3_2) {
                 continue; // Trigger ID tag is deprecated since device HAL 3.2
             }
diff --git a/services/camera/libcameraservice/device3/Camera3Device.h b/services/camera/libcameraservice/device3/Camera3Device.h
index 7656237..539d919 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.h
+++ b/services/camera/libcameraservice/device3/Camera3Device.h
@@ -484,6 +484,8 @@
         TriggerMap         mTriggerMap;
         TriggerMap         mTriggerRemovedMap;
         TriggerMap         mTriggerReplacedMap;
+        uint32_t           mCurrentAfTriggerId;
+        uint32_t           mCurrentPreCaptureTriggerId;
 
         int64_t            mRepeatingLastFrameNumber;
     };