text: import argparse
  import os,sys
  import imageio
  
  from . import ccv
  from . import rawio
  
  def main():
      parser = argparse.ArgumentParser(description="Detect positions in multitrack file")
      parser.add_argument('CCV_FILE', type=str, help="CCV File to work on")
      parser.add_argument('--action', '-a', required=True, nargs=1, choices=("convert",))
      parser.add_argument('--outfile', '-o', required=False, nargs=1, type=str, help="Appropriate extension will be added if not given")
      
      parser.add_argument('--fps', required=False, default=[25], nargs=1, type=int)
      parser.add_argument('--codec', required=False, default=['libx264'], nargs=1, type=str)
      parser.add_argument('--quality', required=False, default=[10], nargs=1, type=str)
      parser.add_argument('--idxrange', required=False, nargs=2, type=int, help="Index range. Attention! Python indexing!")
      
      args = parser.parse_args()
      
      if not os.access(args.CCV_FILE, os.R_OK):
          print(f"File {args.CCV_FILE} does not exist or isn't readable", file=sys.stderr)
          sys.exit(1)
      
      reader = imageio.get_reader(args.CCV_FILE);
      
      if args.idxrange is None:
          idx_range = range(reader.header.frame_count)
      else:
          idx_range = range(args.idxrange[0],args.idxrange[1])
      
      if args.action[0]=='convert':
          print('Converting ...')
          if args.outfile is None:
              video_file = args.CCV_FILE
          else:
              video_file = args.outfile[0]
  
          if not video_file[-4:]=='.mp4': video_file = video_file + '.mp4'
          print(video_file)
          ccv.convert(args.CCV_FILE,video_file,idx_range,fps=args.fps[0],codec=args.codec[0],quality=10,min_contrast=0,max_contrast=None)
          
  
  if __name__ == "__main__":
      main()
  