DiffractionExperiment: Max image number is 2 million + 1; it is unsafe to collect more

common/Definitions.h

@@ -17,6 +17,8 @@ constexpr size_t CONVERTED_MODULE_COLS = 1030;
 constexpr size_t CONVERTED_MODULE_SIZE = CONVERTED_MODULE_LINES * CONVERTED_MODULE_COLS;
 constexpr size_t JUNGFRAU_PACKET_SIZE_BYTES = 8192;
 
+constexpr int MAX_IMAGE_NUMBER = 2*1024*1024;
+
 constexpr std::chrono::nanoseconds MIN_COUNT_TIME = std::chrono::microseconds(3);
 constexpr std::chrono::nanoseconds MIN_STORAGE_CELL_DELAY = std::chrono::nanoseconds(2100);
 constexpr std::chrono::nanoseconds MIN_FRAME_TIME_JUNGFRAU_HALF_SPEED = std::chrono::microseconds(1000);

common/DiffractionExperiment.cpp

@@ -1060,6 +1060,12 @@ DiffractionExperiment &DiffractionExperiment::ImportDatasetSettings(const Datase
                               + std::to_string(MAX_FRAMES));
     }
 
+    if (GetImageNum() > MAX_IMAGE_NUMBER) {
+        dataset = tmp;
+        throw JFJochException(JFJochExceptionCategory::InputParameterInvalid,
+                              "Number of images cannot exceed " + std::to_string(MAX_IMAGE_NUMBER));
+    }
+
     return *this;
 }