Camera: Add support test pattern session parameter

If test pattern related keys are in the session parameter list then the
null capture request could be sent to the HAL after reconfiguration when
camera privacy option is changed.

This patch will add support for the test pattern when the keys are in
the session parameter list.

Bug: 316170074
Test: Manual test with the device
Change-Id: If7d3de517d1061a8f2997fae624144fe90e9ce1f
Merged-In: If7d3de517d1061a8f2997fae624144fe90e9ce1f
diff --git a/services/camera/libcameraservice/device3/Camera3Device.cpp b/services/camera/libcameraservice/device3/Camera3Device.cpp
index ee4d855..de3fe97 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.cpp
+++ b/services/camera/libcameraservice/device3/Camera3Device.cpp
@@ -3586,6 +3586,7 @@
         captureRequest->mRotateAndCropChanged = (mComposerOutput && !mOverrideToPortrait) ? false :
             overrideAutoRotateAndCrop(captureRequest);
         captureRequest->mAutoframingChanged = overrideAutoframing(captureRequest);
+        captureRequest->mTestPatternChanged = overrideTestPattern(captureRequest);
     }
 
     // 'mNextRequests' will at this point contain either a set of HFR batched requests
@@ -3732,7 +3733,6 @@
         bool triggersMixedIn = (triggerCount > 0 || mPrevTriggers > 0);
         mPrevTriggers = triggerCount;
 
-        bool testPatternChanged = overrideTestPattern(captureRequest);
         bool settingsOverrideChanged = overrideSettingsOverride(captureRequest);
 
         // If the request is the same as last, or we had triggers now or last time or
@@ -3741,7 +3741,7 @@
                 (mPrevRequest != captureRequest || triggersMixedIn ||
                          captureRequest->mRotateAndCropChanged ||
                          captureRequest->mAutoframingChanged ||
-                         testPatternChanged || settingsOverrideChanged) &&
+                         captureRequest->mTestPatternChanged || settingsOverrideChanged) &&
                 // Request settings are all the same within one batch, so only treat the first
                 // request in a batch as new
                 !(batchedRequest && i > 0);
diff --git a/services/camera/libcameraservice/device3/Camera3Device.h b/services/camera/libcameraservice/device3/Camera3Device.h
index b36a60a..4eed4b5 100644
--- a/services/camera/libcameraservice/device3/Camera3Device.h
+++ b/services/camera/libcameraservice/device3/Camera3Device.h
@@ -651,6 +651,8 @@
         bool                                mAutoframingAuto;
         // Indicates that the auto framing value within 'mSettingsList' was modified
         bool                                mAutoframingChanged = false;
+        // Indicates that the camera test pattern setting is modified
+        bool                                mTestPatternChanged = false;
 
         // Whether this capture request has its zoom ratio set to 1.0x before
         // the framework overrides it for camera HAL consumption.