126 lines
4.7 KiB
Python
Executable File
126 lines
4.7 KiB
Python
Executable File
#!/usr/bin/python3
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import random
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import os
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import pathlib
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import moviepy.editor
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import threading
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import time
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import logging
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import argparse
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from moviepy.video.io.ffmpeg_tools import ffmpeg_extract_subclip
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from pymediainfo import MediaInfo
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logging.basicConfig(filename='prepare.log', filemode='w', format='%(asctime)s \t %(threadName)s \t %(levelname)s \t '
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'%(message)s', level=logging.INFO)
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class Args:
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parser = ArgumentParser = argparse.ArgumentParser(
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description='Extracting mediainfo, sample and screens from random timecodes from video')
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parser.add_argument('-s', action='store_true', dest='screens', help="create screenshots")
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parser.add_argument('-c', action='store_true', dest='sample', help="extract sample")
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parser.add_argument('-m', action='store_true', dest='mediainfo', help='create mediainfo')
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parser.add_argument('-n', action='store', dest="count", default=10,
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help="number of screenshots, default 10", type=int)
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parser.add_argument('-i', action='store', dest='input', help="input file", required=True)
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args = parser.parse_args()
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logging.info(' '.join(f'{k}={v}' for k, v in vars(args).items()))
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class Head:
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"""
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Creates mediainfo, screenshots and sample from file
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"""
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def __init__(self):
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procs = []
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bname: str
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bname = moviepy.editor.os.path.basename(Args.args.input)
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fname = moviepy.editor.os.path.splitext(bname)[0]
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exname = moviepy.editor.os.path.splitext(bname)[1]
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fold = str(pathlib.Path.home()) + "/samples/" + fname
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logging.info("Filename is %s" % bname)
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if os.path.isdir(fold):
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logging.info("Directory %s is exist" % fold)
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else:
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try:
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moviepy.editor.os.makedirs(fold)
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except OSError:
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logging.error("Creation of the directory %s failed" % fold)
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else:
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logging.info("Successfully created the directory %s " % fold)
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logging.info("Files will be located at %s" % fold)
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media_info = MediaInfo.parse(Args.args.input, output="", parse_speed=2)
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mi = MediaInfo.parse(Args.args.input)
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mfile = fold + "/mediainfo.txt"
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duration = mi.tracks[0]
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max_time = duration.duration / 1000
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if Args.args.sample:
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thread = threading.Thread(name="sample",
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target=Head.sample, args=(fold, exname, max_time,))
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procs.append(thread)
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thread.start()
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time.sleep(1)
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if Args.args.screens:
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max_time = round(max_time)
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logging.info("Rounded duration %ss" % max_time)
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logging.info("Creating %s screenshots" % Args.args.count)
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mintimescr = round(max_time * 0.05)
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maxtimescr = round(max_time * 0.95)
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for i in range(Args.args.count):
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thread = threading.Thread(name="screens",
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target=Head.screens, args=(fold, mintimescr, maxtimescr, i,))
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procs.append(thread)
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thread.start()
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time.sleep(1)
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if Args.args.mediainfo:
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thread = threading.Thread(name="mediainfo",
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target=Head.info, args=(mfile, media_info,))
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procs.append(thread)
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thread.start()
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time.sleep(1)
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for proc in procs:
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proc.join()
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def sample(fold, exname, max_time):
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"""
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Create sample with duration 2m if file longer then 6m
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"""
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sam = fold + "/sample" + exname
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if max_time <= 360:
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logging.info(f"Creating Sample with duration {(max_time * 2 / 3) - (max_time / 3)}s")
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ffmpeg_extract_subclip(Args.args.input, max_time / 3, max_time * 2 / 3, targetname=sam)
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else:
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logging.info(f"Creating Sample with duration {(max_time / 2 + 60) - (max_time / 2 - 60)}s")
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ffmpeg_extract_subclip(Args.args.input, max_time / 2 - 60, max_time / 2 + 60, targetname=sam)
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def info(file, media_info):
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logging.info(f"Creating MediaInfo at {file}")
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f = open(file, "w")
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f.write(str(media_info))
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f.close()
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logging.info("Created MediaInfo")
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def screens(fold, mintimescr, maxtimescr, num_screen):
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sec = random.randint(mintimescr, maxtimescr)
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imgname = fold + "/" + str(sec) + ".png"
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logging.info(f"{num_screen + 1}st screen time {sec}s\tthread is {threading.get_ident()}")
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screen_create = moviepy.editor.VideoFileClip(Args.args.input)
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screen_create.save_frame(imgname, t=sec)
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screen_create.audio.reader.close_proc()
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screen_create.reader.close()
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if __name__ == '__main__':
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Head()
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