STRUCTURE

[Project Directory Structure]
SmartBGM\		# project root
	doc/			# documents and propaganda
	meta/			# meta info for .py code or .ui design
	icon/			# static UI resources
	music/			# static music library
	test/           # test resources
	out/			# result tmp folder
	tmp/			# runtime tmp folder

	DEPENDENCIES	# dependencies of this project
	LICENSE         # developer license
	STRUCTURE		# show project folder structure
	VERSION		    # light weight changelog
	README		    # brief description for project

	Form_MainEditor.py	# (UI) Main Editor Form
	Form_TagSelector.py	# (UI) Tag Seletion Form
    MusicDB.py		# [DB: Pseudo-static]
	Clipper.py      # [Module]
	Analyzer.py     # [Module]
	Matcher.py      # [Module]
	Remixer.py	    # [Module]

	SmartBGM.py     # laucher
	run.bat			# laucher shortcut for Windows OS
	
[Classical Program Workflow]

	slicer = Slicer('path_to_video')
	slicer.sample_rate = 1			  # extract one frame per second
	path_to_frame_slices_dir = slicer.slice()

	analyzer = Analyzer('path_to_frame_slices_dir')
	analyzer.post_processing = true	 # enable post processing filter
	video_tags = analyzer.analyze()

	matcher = Matcher(tags_video)
	matcher.mode = 0					# if we have multiple selection algorithms
	path_to_audio = matcher.match()

	remixer = Remixer('path_to_video', 'path_to_audio')
	remixer.timespan_video = [100, 300]	 # use whatever data struct suitable to indicate START POINT and LENGTH of the clip to insert to
	remixer.timespan_audio = [500, 900]
	path_to_outfile = remixer.remix()