记录拍照相关参数

app/src/main/cpp/camera2/ndkcamera.cpp

@@ -743,7 +743,7 @@ void NdkCamera::onCaptureCompleted(ACameraCaptureSession* session, ACaptureReque
         }
     }
 
-    if (m_imagesCaptured != 0)
+    if (m_imagesCaptured != 0 || camera_facing == 2)
     {
         return;
     }
@@ -771,6 +771,12 @@ void NdkCamera::onCaptureCompleted(ACameraCaptureSession* session, ACaptureReque
     }
     mResult.FocusDistance = focusDistance;
 
+    val = { 0 };
+    status = ACameraMetadata_getConstEntry(result, ACAMERA_CONTROL_AF_STATE, &val);
+    mResult.afState = *(val.data.u8);
+
+    ALOGW("onCaptureProgressed AF_STATE=%u", (unsigned int)afState);
+
     val = {0};
     status = ACameraMetadata_getConstEntry(result, ACAMERA_SENSOR_SENSITIVITY, &val);
     mResult.sensitibity = *(val.data.i32);

app/src/main/cpp/camera2/ndkcamera.h

@@ -52,6 +52,7 @@ public:
     {
         uint8_t autoFocus;
         uint8_t autoExposure;
+        uint8_t afState;
         int64_t exposureTime;
         float FocusDistance;
         int32_t sensitibity;