Changed text in settings window to more clearly explain what the max

frames / prealloc setting does, some other minor bug fixes and extra
comments in code.

canframemodel.cpp

@@ -61,6 +61,9 @@ CANFrameModel::CANFrameModel(QObject *parent)
     QSettings settings;
     preallocSize = settings.value("Main/MaximumFrames", maxFramesDefault).toInt();
 
+    //Each CANFrame object takes up 56 bytes and we're allocating two arrays here so take the
+    //# of pre-alloc frames and multiply by 112 to get the RAM usage. This is around 1GiB for the default.
+
     //the goal is to prevent a reallocation from ever happening
     frames.reserve(preallocSize);
     filteredFrames.reserve(preallocSize);

framefileio.cpp

@@ -2024,6 +2024,9 @@ bool FrameFileIO::loadNativeCSVFile(QString filename, QVector<CANFrame>* frames)
                 if (tokens[2].toUpper().contains("TRUE")) thisFrame.setExtendedFrameFormat(true);
                     else thisFrame.setExtendedFrameFormat(false);
 
+                //fix for faulty files that fail to set the extended flag when they should
+                if (thisFrame.frameId() > 0x7FF) thisFrame.setExtendedFrameFormat(true);
+
                 thisFrame.setFrameType(QCanBusFrame::DataFrame);
 
                 if (fileVersion == 1)

ui/mainsettingsdialog.ui

@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>965</width>
-    <height>815</height>
+    <height>852</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -115,7 +115,7 @@
           <item>
            <widget class="QLabel" name="label_10">
             <property name="text">
-             <string>Maximum Frames to Capture</string>
+             <string>CAN Frame Pre-allocation Size</string>
             </property>
            </widget>
           </item>

utility.h

@@ -216,7 +216,7 @@ public:
     }
 
     /* A unified function that can extract a signal from the (up to) 64 bits of data bytes in a CAN frame
-     * handles both little and big endian signals (and floats too but that's untested).
+     * handles both little and big endian signals (and floats too).
     */
     static int64_t processIntegerSignal(const QByteArray data, int startBit, int sigSize, bool littleEndian, bool isSigned)
     {