vid_convert/vid_convert.py

57 lines
2.1 KiB
Python
Executable File

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import json
import subprocess
import logging
def get_infos(file):
'''
Cette fonction extrait les informations du film à l'aide de ffprobe et les stocke
dans un dictionnaire pour une utilisation ultérieure.
-> http://ffmpeg.org/ffprobe.html
'''
v_infos, a_infos = {}, {}
v_infos_cmd = f"ffprobe -v quiet -print_format json -show_format -show_streams -select_streams v {file}"
v_infos_raw = subprocess.getoutput(v_infos_cmd)
a_infos_cmd = f"ffprobe -v quiet -print_format json -show_format -show_streams -select_streams a {file}"
a_infos_raw = subprocess.getoutput(a_infos_cmd)
full_v_infos = json.loads(v_infos_raw)
full_a_infos = json.loads(a_infos_raw)
v_stream = full_v_infos['streams'][0]
v_infos.update({
'height': v_stream['height'],
'width': v_stream['width'],
'color_primaries': v_stream['color_primaries'],
'color_space': v_stream['color_space'],
'color_transfer': v_stream['color_transfer'],
'dar': v_stream['display_aspect_ratio']
})
a_infos = []
for a_stream in full_a_infos['streams']:
a_stream_infos = {
'index': a_stream['index'],
'channels': a_stream['channels']}
a_infos.append(a_stream_infos)
duration = subprocess.getoutput(f"ffprobe -v quiet -print_format json -show_format {file}")
duration = json.loads(duration)
duration = float(duration['format']['duration'])
infos = {'duration': duration, 'video': v_infos, 'audio': a_infos}
logging.debug("Informations du film : \n" + json.dumps(infos, indent=True))
return infos
if __name__ == '__main__':
import argparse
parser = argparse.ArgumentParser()
parser.add_argument("f_input")
parser.add_argument("-d", "--debug", dest='debug', action='store_true')
args = parser.parse_args()
if args.debug:
logging.basicConfig(format='[%(asctime)s]\n%(message)s', level=logging.DEBUG, datefmt='%d/%m/%Y %H:%M:%S')
else:
logging.basicConfig(format='[%(asctime)s]\n%(message)s', level=logging.INFO, datefmt='%d/%m/%Y %H:%M:%S')
get_infos(args.f_input)