-y -threads 1 -framerate " & FrameRate & " -f image2pipe -i pipe:.jpg -vf format=yuv420p -c:v libx265 -preset ultrafast -crf 28 -vsync vfr " & strSaveDirectory

"-f concat -safe 0 -i " & strConcatAVIs & " -c copy " & outPutPath

Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'C:Temptestmp4video_1_1_2_2019_5_13_13_15_10.mp4':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2mp41
    encoder         : Lavf58.20.100
  Duration: 00:00:09.85, start: 0.000000, bitrate: 225 kb/s
    Stream #0:0(und): Video: hevc (Main) (hev1 / 0x31766568), yuv420p(tv, progressive), 768x576 [SAR 1:1 DAR 4:3], 221 kb/s, 13 fps, 13 tbr, 13312 tbn, 13 tbc (default)
    Metadata:
      handler_name    : VideoHandler
-----------------------------------------------
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'C:Temptestmp4video_1_1_2_2019_5_13_13_15_20.mp4':
  Metadata:
    major_brand     : isom
    minor_version   : 512
    compatible_brands: isomiso2mp41
    encoder         : Lavf58.20.100
  Duration: 00:00:10.00, start: 0.000000, bitrate: 334 kb/s
    Stream #0:0(und): Video: hevc (Main) (hev1 / 0x31766568), yuv420p(tv, progressive), 768x576 [SAR 1:1 DAR 4:3], 330 kb/s, 13 fps, 13 tbr, 13312 tbn, 13 tbc (default)
    Metadata:
      handler_name    : VideoHandler