mrtoth/coub-dl
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made interaction with user more friendly

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This commit is contained in:
Kjistóf 2017-01-15 23:43:21 +01:00
parent 84e9340b56
commit 72910c3367
1 changed files with 53 additions and 10 deletions
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63
coub-dl.py
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@ -1,6 +1,6 @@
from subprocess import call, Popen, PIPE, check_output
from subprocess import call, Popen, PIPE, check_output, DEVNULL
from os import listdir, remove
from os.path import splitext
from os.path import splitext, exists
from re import match
from sys import argv
from enum import Enum
@ -32,11 +32,17 @@ def getDuration(ffprobe_output):
return duration
def downloadStreams():
print('Downloading audio stream... ', end='', flush=True)
call(('/usr/bin/env', 'youtube-dl', '--extract-audio',
'--output', '{}.%(ext)s'.format(FILES[Stream.AUDIO]),
URL))
URL),
stdout=DEVNULL, stderr=DEVNULL)
print('Done!')
print('Downloading video stream... ', end='', flush=True)
call(('/usr/bin/env', 'youtube-dl', '--output', '{}.%(ext)s'.format(FILES[Stream.VIDEO]),
URL))
URL),
stdout=DEVNULL, stderr=DEVNULL)
print('Done!')
def readExtensions():
for file in listdir():
@ -44,6 +50,28 @@ def readExtensions():
if match('^{}.*'.format(FILES[filename]), file):
FILES[filename] = file
def yes_no_question(question, default):
valid = {"yes": True, "y": True, "ye": True,
"no": False, "n": False}
if default is None:
prompt = " [y/n] "
elif default == "yes":
prompt = " [Y/n] "
elif default == "no":
prompt = " [y/N] "
else:
raise ValueError("Invalid default answer: {}!".format(default))
while True:
print(question + prompt)
choice = input().lower()
if default is not None and choice == '':
return valid[default]
elif choice in valid:
return valid[choice]
else:
print("Please respond with 'yes'(y) or 'no'(n)!")
FILES = {Stream.AUDIO: 'audio', Stream.VIDEO: 'video',
File.LIST: 'list.txt', File.LOOP: 'loop', File.OUTPUT: 'output.mp4'}
@ -51,6 +79,19 @@ OUTPUT_KEYS = [File.OUTPUT]
URL = argv[1] if len(argv) > 0 else '' # youtube-dl error message will be shown if ''
# fetch video title
FILES[File.OUTPUT] = check_output(('/usr/bin/env', 'youtube-dl', '--get-title', argv[1])).decode('utf-8').strip() + '.mp4'
# ask what to do if output exists
if exists(FILES[File.OUTPUT]):
answer = yes_no_question('A file named "{}" already exists! Overwrite?'.format(FILES[File.OUTPUT]), default='no')
if not answer:
print('Exiting!')
exit()
else:
remove(FILES[File.OUTPUT])
# download streams and update FILE dict with extensions
downloadStreams()
readExtensions()
@ -74,16 +115,18 @@ with open(FILES[File.LIST], 'w') as f:
for i in range(timesLoop):
print("file '{}'".format(shorterFile), file=f)
# fetch video title
FILES[File.OUTPUT] = check_output(('/usr/bin/env', 'youtube-dl', '--get-title', argv[1])).decode('utf-8').strip() + '.mp4'
# loop & mux
call(('/usr/bin/env', 'ffmpeg', '-f', 'concat', '-i', FILES[File.LIST], '-c', 'copy', FILES[File.LOOP]))
print('Looping shorter stream... ', end='', flush=True)
call(('/usr/bin/env', 'ffmpeg', '-f', 'concat', '-i', FILES[File.LIST], '-c', 'copy', FILES[File.LOOP]),
stdout=DEVNULL, stderr=DEVNULL)
print('Done!')
print('Muxing streams... ', end='', flush=True)
call(('/usr/bin/env', 'ffmpeg', '-i', FILES[File.LOOP],
'-i', FILES[Stream.AUDIO],
'-map', '0', '-map', '1',
'-c', 'copy', FILES[File.OUTPUT]))
'-c', 'copy', FILES[File.OUTPUT]),
stdout=DEVNULL, stderr=DEVNULL)
print('Done!')
# cleanup
for key in FILES: