dump_video_format.py

import os
import subprocess as sp
import json
import pandas as pd

def _find_all_files_with_ext(dir, ext):
    suffix = os.extsep + ext.lower()
    for root, dirs, files in os.walk(dir):
        for file in files:
            if file.lower().endswith(suffix):
                yield os.path.join(root, file)


def find_all_files_with_ext(dir, ext):
    return list(_find_all_files_with_ext(dir, ext))

def getLength(filename):
	result = subprocess.Popen(['ffprobe', filename],
    stdout = subprocess.PIPE, stderr = subprocess.STDOUT)
	return [x for x in result.stdout.readlines() if "Duration" in x]

def probe(vid_file_path):
    ''' Give a json from ffprobe command line

    @vid_file_path : The absolute (full) path of the video file, string.
    '''
    if type(vid_file_path) != str:
        raise Exception('Gvie ffprobe a full file path of the video')
        return

    command = ["ffprobe",
            "-loglevel",  "quiet",
            "-print_format", "json",
             "-show_format",
             vid_file_path
             ]

    pipe = sp.Popen(command, stdout=sp.PIPE, stderr=sp.STDOUT)
    out, err = pipe.communicate()
    return json.loads(out)
    # return out


for file in find_all_files_with_ext('.', 'mp4'):
	path = os.path.abspath(file)
	print(probe(path))