Camera: Handle interaction between ZoomRatioMapper and zoom override

When figuring out the zoomRatio set by the application for a particular
capture, we should't use the frameNumber for the corresponding request.
Use the frameNumber of the newer request overriding the current request
instead.

Test: Camera CTS
Bug: 239822823
Change-Id: Ie8973698ec68608ddc4be9ed4d2ed2d06b9da268
diff --git a/camera/ndk/impl/ACameraMetadata.cpp b/camera/ndk/impl/ACameraMetadata.cpp
index 936943c..4995dc4 100644
--- a/camera/ndk/impl/ACameraMetadata.cpp
+++ b/camera/ndk/impl/ACameraMetadata.cpp
@@ -587,6 +587,7 @@
     ANDROID_CONTROL_SCENE_MODE_OVERRIDES,
     ANDROID_CONTROL_AE_PRECAPTURE_ID,
     ANDROID_CONTROL_AF_TRIGGER_ID,
+    ANDROID_CONTROL_SETTINGS_OVERRIDING_FRAME_NUMBER,
     ANDROID_DEMOSAIC_MODE,
     ANDROID_EDGE_STRENGTH,
     ANDROID_FLASH_FIRING_POWER,
diff --git a/camera/ndk/include/camera/NdkCameraMetadataTags.h b/camera/ndk/include/camera/NdkCameraMetadataTags.h
index 587c431..c0b0052 100644
--- a/camera/ndk/include/camera/NdkCameraMetadataTags.h
+++ b/camera/ndk/include/camera/NdkCameraMetadataTags.h
@@ -2169,7 +2169,7 @@
      * @see ACAMERA_SCALER_CROP_REGION
      */
     ACAMERA_CONTROL_AUTOFRAMING =                               // byte (acamera_metadata_enum_android_control_autoframing_t)
-            ACAMERA_CONTROL_START + 51,
+            ACAMERA_CONTROL_START + 52,
     /**
      * <p>Whether the camera device supports ACAMERA_CONTROL_AUTOFRAMING.</p>
      *
@@ -2185,7 +2185,7 @@
      * <p>Will be <code>false</code> if auto-framing is not available.</p>
      */
     ACAMERA_CONTROL_AUTOFRAMING_AVAILABLE =                     // byte (acamera_metadata_enum_android_control_autoframing_available_t)
-            ACAMERA_CONTROL_START + 52,
+            ACAMERA_CONTROL_START + 53,
     /**
      * <p>Current state of auto-framing.</p>
      *
@@ -2212,7 +2212,7 @@
      * @see ACAMERA_CONTROL_AUTOFRAMING_AVAILABLE
      */
     ACAMERA_CONTROL_AUTOFRAMING_STATE =                         // byte (acamera_metadata_enum_android_control_autoframing_state_t)
-            ACAMERA_CONTROL_START + 53,
+            ACAMERA_CONTROL_START + 54,
     ACAMERA_CONTROL_END,
 
     /**
diff --git a/services/camera/libcameraservice/device3/Camera3OutputUtils.cpp b/services/camera/libcameraservice/device3/Camera3OutputUtils.cpp
index 65c45ff..7506f79 100644
--- a/services/camera/libcameraservice/device3/Camera3OutputUtils.cpp
+++ b/services/camera/libcameraservice/device3/Camera3OutputUtils.cpp
@@ -494,6 +494,32 @@
     return found;
 }
 
+const std::set<std::string>& getCameraIdsWithZoomLocked(
+        const InFlightRequestMap& inflightMap, const CameraMetadata& metadata,
+        const std::set<std::string>& cameraIdsWithZoom) {
+    camera_metadata_ro_entry overrideEntry =
+            metadata.find(ANDROID_CONTROL_SETTINGS_OVERRIDE);
+    camera_metadata_ro_entry frameNumberEntry =
+            metadata.find(ANDROID_CONTROL_SETTINGS_OVERRIDING_FRAME_NUMBER);
+    if (overrideEntry.count != 1
+            || overrideEntry.data.i32[0] != ANDROID_CONTROL_SETTINGS_OVERRIDE_ZOOM
+            || frameNumberEntry.count != 1) {
+        // No valid overriding frame number, skip
+        return cameraIdsWithZoom;
+    }
+
+    uint32_t overridingFrameNumber = frameNumberEntry.data.i32[0];
+    ssize_t idx = inflightMap.indexOfKey(overridingFrameNumber);
+    if (idx < 0) {
+        ALOGE("%s: Failed to find pending request #%d in inflight map",
+                __FUNCTION__, overridingFrameNumber);
+        return cameraIdsWithZoom;
+    }
+
+    const InFlightRequest &r = inflightMap.valueFor(overridingFrameNumber);
+    return r.cameraIdsWithZoom;
+}
+
 void processCaptureResult(CaptureOutputStates& states, const camera_capture_result *result) {
     ATRACE_CALL();
 
@@ -682,10 +708,12 @@
             } else if (request.hasCallback) {
                 CameraMetadata metadata;
                 metadata = result->result;
+                auto cameraIdsWithZoom = getCameraIdsWithZoomLocked(
+                        states.inflightMap, metadata, request.cameraIdsWithZoom);
                 sendCaptureResult(states, metadata, request.resultExtras,
                     collectedPartialResult, frameNumber,
                     hasInputBufferInRequest, request.zslCapture && request.stillCapture,
-                    request.rotateAndCropAuto, request.cameraIdsWithZoom,
+                    request.rotateAndCropAuto, cameraIdsWithZoom,
                     request.physicalMetadatas);
             }
         }
@@ -912,11 +940,13 @@
                     states.listener->notifyShutter(r.resultExtras, msg.timestamp);
                 }
                 // send pending result and buffers
+                const auto& cameraIdsWithZoom = getCameraIdsWithZoomLocked(
+                        inflightMap, r.pendingMetadata, r.cameraIdsWithZoom);
                 sendCaptureResult(states,
                     r.pendingMetadata, r.resultExtras,
                     r.collectedPartialResult, msg.frame_number,
                     r.hasInputBuffer, r.zslCapture && r.stillCapture,
-                    r.rotateAndCropAuto, r.cameraIdsWithZoom, r.physicalMetadatas);
+                    r.rotateAndCropAuto, cameraIdsWithZoom, r.physicalMetadatas);
             }
             returnAndRemovePendingOutputBuffers(
                     states.useHalBufManager, states.listener, r, states.sessionStatsBuilder);
diff --git a/services/camera/libcameraservice/hidl/VndkVersionMetadataTags.h b/services/camera/libcameraservice/hidl/VndkVersionMetadataTags.h
index e6149da..45c9840 100644
--- a/services/camera/libcameraservice/hidl/VndkVersionMetadataTags.h
+++ b/services/camera/libcameraservice/hidl/VndkVersionMetadataTags.h
@@ -98,5 +98,6 @@
           ANDROID_CONTROL_AUTOFRAMING,
           ANDROID_CONTROL_AUTOFRAMING_STATE,
           ANDROID_CONTROL_SETTINGS_OVERRIDE,
+          ANDROID_CONTROL_SETTINGS_OVERRIDING_FRAME_NUMBER,
         }  },
 };