Merge remote-tracking branch 'upstream/rolling' into analog-digit-early-digit-test

code/include/defines.h

@@ -66,6 +66,7 @@
     #define FLASH_GPIO GPIO_NUM_4               // PIN for flashlight LED
     #define USE_PWM_LEDFLASH                    // if __LEDGLOBAL is defined, a global variable is used for LED control, otherwise locally and each time a new
     #define CAM_LIVESTREAM_REFRESHRATE 500      // Camera livestream feature: Waiting time in milliseconds to refresh image
+    // #define GRAYSCALE_AS_DEFAULT
 
 
     //ClassControllCamera + ClassFlowTakeImage
@@ -167,15 +168,6 @@
     #define LWT_DISCONNECTED "connection lost"
 
 
-    //CTfLiteClass
-    #define TFLITE_MINIMAL_CHECK(x)                              \
-        if (!(x)) {                                                \
-            fprintf(stderr, "Error at %s:%d\n", __FILE__, __LINE__); \
-            exit(1);                                                 \
-        }
-    // #define SUPRESS_TFLITE_ERRORS // use, to avoid error messages from TFLITE
-
-
     // connect_wlan.cpp
     //******************************
     /* WIFI roaming functionalities 802.11k+v (uses ca. 6kB - 8kB internal RAM; if SCAN CACHE activated: + 1kB / beacon)