diff --git a/app/src/main/cpp/camera2/ndkcamera.cpp b/app/src/main/cpp/camera2/ndkcamera.cpp
index a7dd0f35..65860660 100644
--- a/app/src/main/cpp/camera2/ndkcamera.cpp
+++ b/app/src/main/cpp/camera2/ndkcamera.cpp
@@ -364,11 +364,13 @@ int NdkCamera::open(const std::string& cameraId) {
             status = ACameraMetadata_getConstEntry(camera_metadata,ACAMERA_CONTROL_AF_AVAILABLE_MODES, &e);
             // AASSERT(status == ACAMERA_OK, "ACameraMetadata_getConstEntry::ACAMERA_CONTROL_AF_AVAILABLE_MODES return error, %d", status);
 #ifdef _DEBUG
+            std::string afModes;
             for (int idx = 0; idx < e.count; idx++)
             {
-                unsigned int m = e.data.u8[idx];
-                XYLOG(XYLOG_SEVERITY_DEBUG, "Available AF Mode %u", m);
+                afModes += std::to_string(e.data.u8[idx]) + " ";
+
             }
+            XYLOG(XYLOG_SEVERITY_DEBUG, "Available AF Mode: ", m);
 #endif
             afSupported = (status == ACAMERA_OK) && !(e.count == 0 || (e.count == 1 && e.data.u8[0] == ACAMERA_CONTROL_AF_MODE_OFF));
         }
@@ -445,7 +447,7 @@ int NdkCamera::open(const std::string& cameraId) {
                 float zoomRatioMin = val.data.f[0];
                 float zoomRatioMax = val.data.f[1];
 
-                ALOGI("Zoom Ratio Range: %f -> %f", zoomRatioMin, zoomRatioMax);
+                ALOGI("Zoom Ratio Range: [%f,%f]", zoomRatioMin, zoomRatioMax);
             }
         }