366 lines
14 KiB
Python
366 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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###############################################################################
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from logging import getLogger
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from .downloadutils import DownloadUtils as DU
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from . import utils
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from . import variables as v
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###############################################################################
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LOG = getLogger('PLEX.playutils')
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###############################################################################
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class PlayUtils():
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def __init__(self, api, playqueue_item):
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"""
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init with api (PlexAPI wrapper of the PMS xml element) and
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playqueue_item (Playlist_Item())
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"""
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self.api = api
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self.item = playqueue_item
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def getPlayUrl(self):
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"""
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Returns the playurl for the part
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(movie might consist of several files)
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playurl is in unicode!
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"""
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self.api.mediastream_number()
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playurl = self.isDirectPlay()
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if playurl is not None:
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LOG.info("File is direct playing.")
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self.item.playmethod = 'DirectPlay'
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elif self.isDirectStream():
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LOG.info("File is direct streaming.")
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playurl = self.api.transcode_video_path('DirectStream')
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self.item.playmethod = 'DirectStream'
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else:
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LOG.info("File is transcoding.")
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playurl = self.api.transcode_video_path(
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'Transcode',
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quality={
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'maxVideoBitrate': self.get_bitrate(),
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'videoResolution': self.get_resolution(),
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'videoQuality': '100',
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'mediaBufferSize': int(
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utils.settings('kodi_video_cache')) / 1024,
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})
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self.item.playmethod = 'Transcode'
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LOG.info("The playurl is: %s", playurl)
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self.item.file = playurl
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return playurl
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def isDirectPlay(self):
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"""
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Returns the path/playurl if we can direct play, None otherwise
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"""
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# True for e.g. plex.tv watch later
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if self.api.should_stream() is True:
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LOG.info("Plex item optimized for direct streaming")
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return
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# Check whether we have a strm file that we need to throw at Kodi 1:1
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path = self.api.file_path()
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if path is not None and path.endswith('.strm'):
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LOG.info('.strm file detected')
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playurl = self.api.validate_playurl(path,
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self.api.plex_type(),
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force_check=True)
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return playurl
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# set to either 'Direct Stream=1' or 'Transcode=2'
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# and NOT to 'Direct Play=0'
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if utils.settings('playType') != "0":
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# User forcing to play via HTTP
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LOG.info("User chose to not direct play")
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return
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if self.mustTranscode():
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return
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return self.api.validate_playurl(path,
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self.api.plex_type(),
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force_check=True)
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def mustTranscode(self):
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"""
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Returns True if we need to transcode because
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- codec is in h265
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- 10bit video codec
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- HEVC codec
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- playqueue_item force_transcode is set to True
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- state variable FORCE_TRANSCODE set to True
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(excepting trailers etc.)
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- video bitrate above specified settings bitrate
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if the corresponding file settings are set to 'true'
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"""
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if self.api.plex_type() in (v.PLEX_TYPE_CLIP, v.PLEX_TYPE_SONG):
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LOG.info('Plex clip or music track, not transcoding')
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return False
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videoCodec = self.api.video_codec()
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LOG.info("videoCodec: %s" % videoCodec)
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if self.item.force_transcode is True:
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LOG.info('User chose to force-transcode')
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return True
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codec = videoCodec['videocodec']
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if codec is None:
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# e.g. trailers. Avoids TypeError with "'h265' in codec"
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LOG.info('No codec from PMS, not transcoding.')
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return False
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if ((utils.settings('transcodeHi10P') == 'true' and
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videoCodec['bitDepth'] == '10') and
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('h264' in codec)):
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LOG.info('Option to transcode 10bit h264 video content enabled.')
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return True
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try:
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bitrate = int(videoCodec['bitrate'])
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except (TypeError, ValueError):
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LOG.info('No video bitrate from PMS, not transcoding.')
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return False
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if bitrate > self.get_max_bitrate():
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LOG.info('Video bitrate of %s is higher than the maximal video'
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'bitrate of %s that the user chose. Transcoding'
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% (bitrate, self.get_max_bitrate()))
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return True
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try:
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resolution = int(videoCodec['resolution'])
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except (TypeError, ValueError):
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LOG.info('No video resolution from PMS, not transcoding.')
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return False
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if 'h265' in codec or 'hevc' in codec:
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if resolution >= self.getH265():
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LOG.info("Option to transcode h265/HEVC enabled. Resolution "
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"of the media: %s, transcoding limit resolution: %s"
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% (str(resolution), str(self.getH265())))
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return True
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return False
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def isDirectStream(self):
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# Never transcode Music
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if self.api.plex_type() == 'track':
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return True
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# set to 'Transcode=2'
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if utils.settings('playType') == "2":
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# User forcing to play via HTTP
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LOG.info("User chose to transcode")
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return False
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if self.mustTranscode():
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return False
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return True
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def get_max_bitrate(self):
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# get the addon video quality
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videoQuality = utils.settings('maxVideoQualities')
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bitrate = {
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'0': 320,
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'1': 720,
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'2': 1500,
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'3': 2000,
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'4': 3000,
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'5': 4000,
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'6': 8000,
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'7': 10000,
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'8': 12000,
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'9': 20000,
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'10': 40000,
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'11': 99999999 # deactivated
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}
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# max bit rate supported by server (max signed 32bit integer)
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return bitrate.get(videoQuality, 2147483)
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def getH265(self):
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"""
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Returns the user settings for transcoding h265: boundary resolutions
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of 480, 720 or 1080 as an int
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OR 9999999 (int) if user chose not to transcode
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"""
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H265 = {
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'0': 99999999,
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'1': 480,
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'2': 720,
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'3': 1080
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}
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return H265[utils.settings('transcodeH265')]
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def get_bitrate(self):
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"""
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Get the desired transcoding bitrate from the settings
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"""
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videoQuality = utils.settings('transcoderVideoQualities')
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bitrate = {
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'0': 320,
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'1': 720,
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'2': 1500,
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'3': 2000,
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'4': 3000,
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'5': 4000,
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'6': 8000,
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'7': 10000,
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'8': 12000,
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'9': 20000,
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'10': 40000,
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}
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# max bit rate supported by server (max signed 32bit integer)
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return bitrate.get(videoQuality, 2147483)
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def get_resolution(self):
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"""
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Get the desired transcoding resolutions from the settings
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"""
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chosen = utils.settings('transcoderVideoQualities')
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res = {
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'0': '420x420',
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'1': '576x320',
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'2': '720x480',
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'3': '1024x768',
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'4': '1280x720',
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'5': '1280x720',
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'6': '1920x1080',
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'7': '1920x1080',
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'8': '1920x1080',
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'9': '1920x1080',
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'10': '1920x1080',
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}
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return res[chosen]
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def audio_subtitle_prefs(self, listitem):
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"""
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For transcoding only
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Called at the very beginning of play; used to change audio and subtitle
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stream by a PUT request to the PMS
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"""
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# Set media and part where we're at
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if self.api.mediastream is None:
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self.api.mediastream_number()
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try:
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mediastreams = self.api.plex_media_streams()
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except (TypeError, IndexError):
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LOG.error('Could not get media %s, part %s',
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self.api.mediastream, self.api.part)
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return
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part_id = mediastreams.attrib['id']
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audio_streams_list = []
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audio_streams = []
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subtitle_streams_list = []
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# No subtitles as an option
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subtitle_streams = [utils.lang(39706)]
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downloadable_streams = []
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download_subs = []
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# selectAudioIndex = ""
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select_subs_index = ""
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audio_numb = 0
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# Remember 'no subtitles'
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sub_num = 1
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default_sub = None
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for stream in mediastreams:
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# Since Plex returns all possible tracks together, have to sort
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# them.
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index = stream.attrib.get('id')
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typus = stream.attrib.get('streamType')
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# Audio
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if typus == "2":
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codec = stream.attrib.get('codec')
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channellayout = stream.attrib.get('audioChannelLayout', "")
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try:
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track = "%s %s - %s %s" % (audio_numb + 1,
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stream.attrib['language'],
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codec,
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channellayout)
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except KeyError:
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track = "%s %s - %s %s" % (audio_numb + 1,
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utils.lang(39707), # unknown
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codec,
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channellayout)
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audio_streams_list.append(index)
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audio_streams.append(utils.try_encode(track))
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audio_numb += 1
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# Subtitles
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elif typus == "3":
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try:
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track = "%s %s" % (sub_num + 1, stream.attrib['language'])
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except KeyError:
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track = "%s %s (%s)" % (sub_num + 1,
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utils.lang(39707), # unknown
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stream.attrib.get('codec'))
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default = stream.attrib.get('default')
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forced = stream.attrib.get('forced')
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downloadable = stream.attrib.get('key')
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if default:
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track = "%s - %s" % (track, utils.lang(39708)) # Default
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if forced:
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track = "%s - %s" % (track, utils.lang(39709)) # Forced
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if downloadable:
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# We do know the language - temporarily download
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if 'language' in stream.attrib:
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path = self.api.download_external_subtitles(
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'{server}%s' % stream.attrib['key'],
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"subtitle.%s.%s" % (stream.attrib['languageCode'],
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stream.attrib['codec']))
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# We don't know the language - no need to download
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else:
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path = self.api.attach_plex_token_to_url(
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"%s%s" % (utils.window('pms_server'),
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stream.attrib['key']))
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downloadable_streams.append(index)
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download_subs.append(utils.try_encode(path))
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else:
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track = "%s (%s)" % (track, utils.lang(39710)) # burn-in
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if stream.attrib.get('selected') == '1' and downloadable:
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# Only show subs without asking user if they can be
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# turned off
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default_sub = index
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subtitle_streams_list.append(index)
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subtitle_streams.append(utils.try_encode(track))
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sub_num += 1
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if audio_numb > 1:
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resp = utils.dialog('select', utils.lang(33013), audio_streams)
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if resp > -1:
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# User selected some audio track
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args = {
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'audioStreamID': audio_streams_list[resp],
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'allParts': 1
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}
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DU().downloadUrl('{server}/library/parts/%s' % part_id,
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action_type='PUT',
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parameters=args)
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if sub_num == 1:
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# No subtitles
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return
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select_subs_index = None
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if (utils.settings('pickPlexSubtitles') == 'true' and
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default_sub is not None):
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LOG.info('Using default Plex subtitle: %s', default_sub)
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select_subs_index = default_sub
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else:
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resp = utils.dialog('select', utils.lang(33014), subtitle_streams)
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if resp > 0:
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select_subs_index = subtitle_streams_list[resp - 1]
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else:
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# User selected no subtitles or backed out of dialog
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select_subs_index = ''
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LOG.debug('Adding external subtitles: %s', download_subs)
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# Enable Kodi to switch autonomously to downloadable subtitles
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if download_subs:
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listitem.setSubtitles(download_subs)
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# Don't additionally burn in subtitles
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if select_subs_index in downloadable_streams:
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select_subs_index = ''
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# Now prep the PMS for our choice
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args = {
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'subtitleStreamID': select_subs_index,
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'allParts': 1
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}
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DU().downloadUrl('{server}/library/parts/%s' % part_id,
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action_type='PUT',
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parameters=args)
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