Files
MultiMate/horsydist/resources/pafy_fix/backend_youtube_dl.py
2022-03-14 12:46:48 +02:00

184 lines
6.4 KiB
Python

import sys
import time
import logging
import os
import subprocess
if sys.version_info[:2] >= (3, 0):
# pylint: disable=E0611,F0401,I0011
uni = str
else:
uni = unicode
import youtube_dl
from .backend_shared import BasePafy, BaseStream, remux, get_status_string, get_size_done
dbg = logging.debug
early_py_version = sys.version_info[:2] < (2, 7)
class YtdlPafy(BasePafy):
def __init__(self, *args, **kwargs):
self._ydl_info = None
self._ydl_opts = {'quiet': True, 'prefer_insecure': False, 'no_warnings': True}
ydl_opts = kwargs.get("ydl_opts")
if ydl_opts:
self._ydl_opts.update(ydl_opts)
super(YtdlPafy, self).__init__(*args, **kwargs)
def _fetch_basic(self):
""" Fetch basic data and streams. """
if self._have_basic:
return
with youtube_dl.YoutubeDL(self._ydl_opts) as ydl:
try:
self._ydl_info = ydl.extract_info(self.videoid, download=False)
# Turn into an IOError since that is what pafy previously raised
except youtube_dl.utils.DownloadError as e:
raise IOError(str(e).replace('YouTube said', 'Youtube says'))
if self.callback:
self.callback("Fetched video info")
self._title = self._ydl_info['title']
self._author = self._ydl_info['uploader']
self._rating = self._ydl_info['average_rating']
self._length = self._ydl_info['duration']
self._viewcount = self._ydl_info['view_count']
self._username = self._ydl_info['uploader_id']
self._category = self._ydl_info['categories'][0] if self._ydl_info['categories'] else ''
self._bestthumb = self._ydl_info['thumbnails'][0]['url']
self._bigthumb = "http://i.ytimg.com/vi/%s/mqdefault.jpg" % self.videoid
self._bigthumbhd = "http://i.ytimg.com/vi/%s/hqdefault.jpg" % self.videoid
self.expiry = time.time() + 60 * 60 * 5
self._have_basic = True
def _fetch_gdata(self):
""" Extract gdata values, fetch gdata if necessary. """
if self._have_gdata:
return
item = self._get_video_gdata(self.videoid)['items'][0]
snippet = item['snippet']
self._published = uni(snippet['publishedAt'])
self._description = uni(snippet["description"])
# Note: using snippet.get since some videos have no tags object
self._keywords = [uni(i) for i in snippet.get('tags', ())]
self._have_gdata = True
def _process_streams(self):
""" Create Stream object lists from internal stream maps. """
if not self._have_basic:
self._fetch_basic()
allstreams = [YtdlStream(z, self) for z in self._ydl_info['formats']]
self._streams = [i for i in allstreams if i.mediatype == 'normal']
self._audiostreams = [i for i in allstreams if i.mediatype == 'audio']
self._videostreams = [i for i in allstreams if i.mediatype == 'video']
self._m4astreams = [i for i in allstreams if i.extension == 'm4a']
self._oggstreams = [i for i in allstreams if i.extension == 'ogg']
self._allstreams = allstreams
class YtdlStream(BaseStream):
def __init__(self, info, parent):
super(YtdlStream, self).__init__(parent)
self._itag = info['format_id']
if (info.get('acodec') != 'none' and
info.get('vcodec') == 'none'):
self._mediatype = 'audio'
elif (info.get('acodec') == 'none' and
info.get('vcodec') != 'none'):
self._mediatype = 'video'
else:
self._mediatype = 'normal'
self._threed = info.get('format_note') == '3D'
self._rawbitrate = info.get('abr', 0) * 1024
height = info.get('height') or 0
width = info.get('width') or 0
self._resolution = str(width) + 'x' + str(height)
self._dimensions = width, height
self._bitrate = str(info.get('abr', 0)) + 'k'
self._quality = self._bitrate if self._mediatype == 'audio' else self._resolution
self._extension = info['ext']
self._notes = info.get('format_note') or ''
self._url = info.get('url')
self._info = info
def get_filesize(self):
""" Return filesize of the stream in bytes. Set member variable. """
# Faster method
if 'filesize' in self._info and self._info['filesize'] is not None:
return self._info['filesize']
# Fallback
return super(YtdlStream, self).get_filesize()
def download(self, filepath="", quiet=False, progress="Bytes",
callback=None, meta=False, remux_audio=False):
downloader = youtube_dl.downloader.http.HttpFD(ydl(),
{'http_chunk_size': 10485760})
progress_available = ["KB", "MB", "GB"]
if progress not in progress_available:
progress = "Bytes"
status_string = get_status_string(progress)
def progress_hook(s):
if s['status'] == 'downloading':
bytesdone = s['downloaded_bytes']
total = s['total_bytes']
if s.get('speed') is not None:
rate = s['speed'] / 1024
else:
rate = 0
if s.get('eta') is None:
eta = 0
else:
eta = s['eta']
progress_stats = (get_size_done(bytesdone, progress),
bytesdone*1.0/total, rate, eta)
if not quiet:
status = status_string.format(*progress_stats)
sys.stdout.write("\r" + status + ' ' * 4 + "\r")
sys.stdout.flush()
if callback:
callback(total, *progress_stats)
downloader._progress_hooks = [progress_hook]
if filepath and os.path.isdir(filepath):
filename = self.generate_filename(max_length=256 - len('.temp'))
filepath = os.path.join(filepath, filename)
elif filepath:
pass
else:
filepath = self.generate_filename(meta=meta, max_length=256 - len('.temp'))
infodict = {'url': self.url}
downloader.download(filepath, infodict)
print()
if remux_audio and self.mediatype == "audio":
subprocess.run(['mv', filepath, filepath + '.temp'])
remux(filepath + '.temp', filepath, quiet=quiet, muxer=remux_audio)