Initial Commit
Convert CSV files to tuple
Read frames of video and construct callback
Move the window to the front
Draw hand area
Separate Visualization and Debug message flag
Crop image and Display
Merge result with video to the same window
Handle cases when multiple videos are loaded
Use threshold to remove background around the hand
Separate reading frame from the loop
Remove useless argument and store cropped hands to a list
Save result image to a video
Prompt user when saving the video
Add border for cropped hand image
Use variable for file extension
Prevent possible problem due to format and unrelated files
Add progress bar for saving video
Merge branch 'HandShapeDetector'

* HandShapeDetector:
  Add progress bar for saving video
  Prevent possible problem due to format and unrelated files
  Use variable for file extension
  Add border for cropped hand image
  Prompt user when saving the video
  Save result image to a video
  Remove useless argument and store cropped hands to a list
  Separate reading frame from the loop
  Use threshold to remove background around the hand
  Handle cases when multiple videos are loaded
  Merge result with video to the same window
  Crop image and Display
  Separate Visualization and Debug message flag
  Draw hand area
  Move the window to the front
  Read frames of video and construct callback
  Convert CSV files to tuple
  Initial Commit