MissionPlanner.Georefimage.BUT_doit_Click C# (CSharp) Method

        private void BUT_doit_Click(object sender, EventArgs e)
        {
            string dirPictures = TXT_jpgdir.Text;
            string logFilePath = TXT_logfile.Text;

            if (!File.Exists(logFilePath))
                return;
            if (!Directory.Exists(dirPictures))
                return;

            float seconds = 0;
            if (selectedProcessingMode == PROCESSING_MODE.TIME_OFFSET)
            {
                if (float.TryParse(TXT_offsetseconds.Text, NumberStyles.Float, CultureInfo.InvariantCulture, out seconds) == false)
                {
                    TXT_outputlog.AppendText("Offset number not in correct format. Use . as decimal separator\n");
                    return;
                }
            }

            BUT_doit.Enabled = false;
            TXT_outputlog.Clear();

            try
            {
                switch (selectedProcessingMode)
                {
                    case PROCESSING_MODE.TIME_OFFSET:
                        picturesInfo = doworkGPSOFFSET(logFilePath, dirPictures, seconds);
                        if (picturesInfo != null)
                            CreateReportFiles(picturesInfo, dirPictures, seconds);
                        break;
                    case PROCESSING_MODE.CAM_MSG:
                        {
                            picturesInfo = doworkCAM(logFilePath, dirPictures);
                            if (picturesInfo != null)
                                CreateReportFiles(picturesInfo, dirPictures, seconds);
                            break;
                        }
                }
            }
            catch (Exception ex) { TXT_outputlog.AppendText("Error " + ex.ToString()); }
            
            BUT_doit.Enabled = true;
            BUT_Geotagimages.Enabled = true;
        }