using dataclass, codec statistics
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README.md
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README.md
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@ -17,7 +17,7 @@
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# check_resolution
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# check_metadata
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## Usage
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@ -34,11 +34,24 @@
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## Requirements
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- ffmpeg
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- pip3 install tqdm
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## Demo
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```
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The_Movie_01.mkv | 2:18:21 | 1.57 GiB | h264 | 1920x1080
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The_Movie_02.mkv | 1:52:11 | 1.92 GiB | h264 | 1916x798
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The_Movie_03.mkv | 2:23:11 | 1.05 GiB | av1 | 1920x804
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...
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The_Movie_04.mkv | 2:18:24 | 1.21 GiB | h264 | 720x560
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TODO
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h264 | 3 files | 87.7%
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hevc | 8 files | 6.3%
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mpeg4 | 11 files | 2.7%
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av1 | 10 files | 2.4%
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vp9 | 4 files | 1.0%
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total 36 files
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```
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# convert
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TODO
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@ -0,0 +1,142 @@
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#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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""" Author: Hendrik Schutter, localhorst@mosad.xyz
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Date of creation: 2022/02/13
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Date of last modification: 2022/01/26
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"""
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import os
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import sys
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import time
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import subprocess
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import datetime
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from dataclasses import dataclass
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from tqdm import tqdm
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@dataclass
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class MediaFile:
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name: str #without extension
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extension: str #without dot
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full_path: str
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codec: str
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size: int #bytes
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resolution: (int , int)
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duration: int #in sec
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def supported_file_extension(filename):
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if filename.endswith('.mp4') or filename.endswith('.mkv'):
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return True
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return False
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def get_length(filename):
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result = subprocess.run(["ffprobe", "-v", "error", "-show_entries",
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"format=duration", "-of",
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"default=noprint_wrappers=1:nokey=1", filename],
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stdout=subprocess.PIPE,
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stderr=subprocess.DEVNULL)
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try:
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length = float(result.stdout)
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except ValueError:
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length = 0.0
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return length
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def get_codec(filename):
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result = subprocess.run(["ffprobe", "-v", "error", "-select_streams", "v:0",
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"-show_entries", "stream=codec_name",
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"-of", "default=noprint_wrappers=1:nokey=1", filename],
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stdout=subprocess.PIPE,
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stderr=subprocess.DEVNULL)
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return str(result.stdout.decode("utf-8")).rstrip("\n")
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def get_resolution(filename):
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result = subprocess.run(["ffprobe", "-v", "error", "-select_streams", "v:0",
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"-show_entries", "stream=width,height",
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"-of", "default=noprint_wrappers=1:nokey=1", filename],
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stdout=subprocess.PIPE,
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stderr=subprocess.DEVNULL)
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try:
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resolution = ((result.stdout.decode("utf-8").rstrip("\n").partition('\n')[0]), (result.stdout.decode("utf-8").rstrip("\n").partition('\n')[2]))
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except ValueError:
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resolution = (0, 0)
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return resolution
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def get_number_of_files(path):
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#filter(supported_file_extension, files)
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return sum([len(list(filter(supported_file_extension, files))) for r, d, files in os.walk(path)])
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def human_readable_size(size, decimal_places=2):
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for unit in ['B', 'KiB', 'MiB', 'GiB', 'TiB', 'PiB']:
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if size < 1024.0 or unit == 'PiB':
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break
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size /= 1024.0
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return f"{size:.{decimal_places}f} {unit}"
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def cut_file_name(filename, max_lenght, ellipsis="..."):
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if len(filename) > max_lenght:
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return filename[:max_lenght-len(ellipsis)] + ellipsis
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else:
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return filename
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def scan_files(path):
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total_numbers_to_scan = get_number_of_files(path)
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media_files = list() #stores all found files with metadata
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pbar = tqdm(total=total_numbers_to_scan) #print progress bar
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for root, dirs, files in os.walk(path, topdown=True):
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for name in filter(supported_file_extension, files):
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pbar.set_description("Processing %s" % str("{:<32}".format(cut_file_name(name, 32))))
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full_path = os.path.join(root, name)
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media_files.append( MediaFile(name=os.path.basename(name), extension=os.path.splitext(name)[1], full_path=full_path, codec=get_codec(full_path), size=os.path.getsize(full_path), resolution=get_resolution(full_path), duration=get_length(full_path)))
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pbar.update(1)
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pbar.close()
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return media_files
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def print_all(media_files):
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for media_file in media_files:
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print ("{:<64} | {:<8} | {:<16} | {:<8} | {:<16}".format(cut_file_name(media_file.name, 64), str(datetime.timedelta(seconds=media_file.duration)).split(".")[0], human_readable_size(media_file.size), media_file.codec, str(media_file.resolution[0])+"x"+str(media_file.resolution[1])))
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def print_codecs(media_files):
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codecs = list()
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for media_file in media_files:
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if next((codec_type for codec_type in codecs if codec_type["name"] == media_file.codec), False):
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#this codec type is already in list --> add occurrence
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for codec_type in codecs:
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if (codec_type["name"] == media_file.codec):
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codec_type["occurrence"] +=1
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else:
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#this const is NOT in list --> create occurrence dict and add to list
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thisdict = { }
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thisdict["name"] = media_file.codec
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thisdict["occurrence"] = 1
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codecs.append(thisdict)
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#sort bases on occurrence
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codecs.sort(key=lambda x: x["occurrence"], reverse=True)
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for codec_type in codecs:
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print ("{:<8} | {:<8} | {:<8}".format(codec_type["name"], str(codec_type["occurrence"])+" files", str(round(float(float(100 / len(media_files)) * codec_type["occurrence"]),1))+"%"))
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print("\ntotal "+ str(len(media_files)) + str(" files"))
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def main() -> None:
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if(len(sys.argv) != 2):
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path = '.' #use current pwd
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else:
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path = sys.argv[1] #use arg0 as path
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media_files = scan_files(path) #scan all media files
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print("")
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print_all(media_files)
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print("")
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print_codecs(media_files)
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if __name__ == "__main__":
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main()
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