PlexKodiConnect/resources/lib/playutils.py
2017-03-08 18:07:36 +01:00

405 lines
14 KiB
Python

# -*- coding: utf-8 -*-
###############################################################################
import logging
from urllib import urlencode
import xbmcgui
import xbmcvfs
from utils import window, settings, tryEncode, language as lang
import variables as v
import PlexAPI
###############################################################################
log = logging.getLogger("PLEX."+__name__)
###############################################################################
class PlayUtils():
def __init__(self, item):
self.item = item
self.API = PlexAPI.API(item)
self.userid = window('currUserId')
self.server = window('pms_server')
self.machineIdentifier = window('plex_machineIdentifier')
def getPlayUrl(self, partNumber=None):
"""
Returns the playurl for the part with number partNumber
(movie might consist of several files)
playurl is utf-8 encoded!
"""
self.API.setPartNumber(partNumber)
self.API.getMediastreamNumber()
playurl = self.isDirectPlay()
if playurl is not None:
log.info("File is direct playing.")
playurl = tryEncode(playurl)
# Set playmethod property
window('plex_%s.playmethod' % playurl, "DirectPlay")
elif self.isDirectStream():
log.info("File is direct streaming.")
playurl = tryEncode(
self.API.getTranscodeVideoPath('DirectStream'))
# Set playmethod property
window('plex_%s.playmethod' % playurl, "DirectStream")
else:
log.info("File is transcoding.")
playurl = tryEncode(self.API.getTranscodeVideoPath(
'Transcode',
quality={
'maxVideoBitrate': self.get_bitrate(),
'videoResolution': self.get_resolution(),
'videoQuality': '100'
}))
# Set playmethod property
window('plex_%s.playmethod' % playurl, value="Transcode")
log.info("The playurl is: %s" % playurl)
return playurl
def isDirectPlay(self):
"""
Returns the path/playurl if we can direct play, None otherwise
"""
# True for e.g. plex.tv watch later
if self.API.shouldStream() is True:
log.info("Plex item optimized for direct streaming")
return
# set to either 'Direct Stream=1' or 'Transcode=2'
# and NOT to 'Direct Play=0'
if settings('playType') != "0":
# User forcing to play via HTTP
log.info("User chose to not direct play")
return
if self.mustTranscode():
return
return self.API.validatePlayurl(self.API.getFilePath(),
self.API.getType(),
forceCheck=True)
def directPlay(self):
try:
playurl = self.item['MediaSources'][0]['Path']
except (IndexError, KeyError):
playurl = self.item['Path']
if self.item.get('VideoType'):
# Specific format modification
if self.item['VideoType'] == "Dvd":
playurl = "%s/VIDEO_TS/VIDEO_TS.IFO" % playurl
elif self.item['VideoType'] == "BluRay":
playurl = "%s/BDMV/index.bdmv" % playurl
# Assign network protocol
if playurl.startswith('\\\\'):
playurl = playurl.replace("\\\\", "smb://")
playurl = playurl.replace("\\", "/")
if "apple.com" in playurl:
USER_AGENT = "QuickTime/7.7.4"
playurl += "?|User-Agent=%s" % USER_AGENT
return playurl
def fileExists(self):
if 'Path' not in self.item:
# File has no path defined in server
return False
# Convert path to direct play
path = self.directPlay()
log.info("Verifying path: %s" % path)
if xbmcvfs.exists(path):
log.info("Path exists.")
return True
elif ":" not in path:
log.info("Can't verify path, assumed linux. Still try to direct play.")
return True
else:
log.info("Failed to find file.")
return False
def mustTranscode(self):
"""
Returns True if we need to transcode because
- codec is in h265
- 10bit video codec
- HEVC codec
- window variable 'plex_forcetranscode' set to 'true'
(excepting trailers etc.)
- video bitrate above specified settings bitrate
if the corresponding file settings are set to 'true'
"""
if self.API.getType() in (v.PLEX_TYPE_CLIP, v.PLEX_TYPE_SONG):
log.info('Plex clip or music track, not transcoding')
return False
videoCodec = self.API.getVideoCodec()
log.info("videoCodec: %s" % videoCodec)
if window('plex_forcetranscode') == 'true':
log.info('User chose to force-transcode')
return True
if (settings('transcodeHi10P') == 'true' and
videoCodec['bitDepth'] == '10'):
log.info('Option to transcode 10bit video content enabled.')
return True
codec = videoCodec['videocodec']
if codec is None:
# e.g. trailers. Avoids TypeError with "'h265' in codec"
log.info('No codec from PMS, not transcoding.')
return False
try:
bitrate = int(videoCodec['bitrate'])
except (TypeError, ValueError):
log.info('No video bitrate from PMS, not transcoding.')
return False
if bitrate > self.get_max_bitrate():
log.info('Video bitrate of %s is higher than the maximal video'
'bitrate of %s that the user chose. Transcoding'
% (bitrate, self.get_max_bitrate()))
return True
try:
resolution = int(videoCodec['resolution'])
except (TypeError, ValueError):
log.info('No video resolution from PMS, not transcoding.')
return False
if 'h265' in codec or 'hevc' in codec:
if resolution >= self.getH265():
log.info("Option to transcode h265/HEVC enabled. Resolution "
"of the media: %s, transcoding limit resolution: %s"
% (str(resolution), str(self.getH265())))
return True
return False
def isDirectStream(self):
# Never transcode Music
if self.API.getType() == 'track':
return True
# set to 'Transcode=2'
if settings('playType') == "2":
# User forcing to play via HTTP
log.info("User chose to transcode")
return False
if self.mustTranscode():
return False
return True
def get_max_bitrate(self):
# get the addon video quality
videoQuality = settings('maxVideoQualities')
bitrate = {
'0': 320,
'1': 720,
'2': 1500,
'3': 2000,
'4': 3000,
'5': 4000,
'6': 8000,
'7': 10000,
'8': 12000,
'9': 20000,
'10': 40000,
'11': 99999999 # deactivated
}
# max bit rate supported by server (max signed 32bit integer)
return bitrate.get(videoQuality, 2147483)
def getH265(self):
"""
Returns the user settings for transcoding h265: boundary resolutions
of 480, 720 or 1080 as an int
OR 9999999 (int) if user chose not to transcode
"""
H265 = {
'0': 99999999,
'1': 480,
'2': 720,
'3': 1080
}
return H265[settings('transcodeH265')]
def get_bitrate(self):
"""
Get the desired transcoding bitrate from the settings
"""
videoQuality = settings('transcoderVideoQualities')
bitrate = {
'0': 320,
'1': 720,
'2': 1500,
'3': 2000,
'4': 3000,
'5': 4000,
'6': 8000,
'7': 10000,
'8': 12000,
'9': 20000,
'10': 40000,
}
# max bit rate supported by server (max signed 32bit integer)
return bitrate.get(videoQuality, 2147483)
def get_resolution(self):
"""
Get the desired transcoding resolutions from the settings
"""
chosen = settings('transcoderVideoQualities')
res = {
'0': '420x420',
'1': '576x320',
'2': '720x480',
'3': '1024x768',
'4': '1280x720',
'5': '1280x720',
'6': '1920x1080',
'7': '1920x1080',
'8': '1920x1080',
'9': '1920x1080',
'10': '1920x1080',
}
return res[chosen]
def audioSubsPref(self, listitem, url, part=None):
dialog = xbmcgui.Dialog()
# For transcoding only
# Present the list of audio to select from
audioStreamsList = []
audioStreams = []
# audioStreamsChannelsList = []
subtitleStreamsList = []
subtitleStreams = ['1 No subtitles']
downloadableStreams = []
# selectAudioIndex = ""
selectSubsIndex = ""
playurlprefs = {}
# Set part where we're at
self.API.setPartNumber(part)
if part is None:
part = 0
try:
mediastreams = self.item[0][part]
except (TypeError, KeyError, IndexError):
return url
audioNum = 0
# Remember 'no subtitles'
subNum = 1
defaultSub = None
for stream in mediastreams:
# Since Plex returns all possible tracks together, have to sort
# them.
index = stream.attrib.get('id')
type = stream.attrib.get('streamType')
# Audio
if type == "2":
codec = stream.attrib.get('codec')
channelLayout = stream.attrib.get('audioChannelLayout', "")
try:
track = "%s %s - %s %s" % (audioNum+1, stream.attrib['language'], codec, channelLayout)
except:
track = "%s 'unknown' - %s %s" % (audioNum+1, codec, channelLayout)
audioStreamsList.append(index)
audioStreams.append(tryEncode(track))
audioNum += 1
# Subtitles
elif type == "3":
try:
track = "%s %s" % (subNum+1, stream.attrib['language'])
except:
track = "%s 'unknown' (%s)" % (subNum+1, stream.attrib.get('codec'))
default = stream.attrib.get('default')
forced = stream.attrib.get('forced')
downloadable = stream.attrib.get('key')
if default:
track = "%s - Default" % track
if forced:
track = "%s - Forced" % track
if downloadable:
downloadableStreams.append(index)
else:
track = "%s (burn-in)" % track
if stream.attrib.get('selected') == '1' and downloadable:
# Only show subs without asking user if they can be
# turned off
defaultSub = index
subtitleStreamsList.append(index)
subtitleStreams.append(tryEncode(track))
subNum += 1
if audioNum > 1:
resp = dialog.select(lang(33013), audioStreams)
if resp > -1:
# User selected audio
playurlprefs['audioStreamID'] = audioStreamsList[resp]
else: # User backed out of selection - let PMS decide
pass
else: # There's only one audiotrack.
playurlprefs['audioStreamID'] = audioStreamsList[0]
# Add audio boost
playurlprefs['audioBoost'] = settings('audioBoost')
selectSubsIndex = None
if subNum > 1:
if (settings('pickPlexSubtitles') == 'true' and
defaultSub is not None):
log.info('Using default Plex subtitle: %s' % defaultSub)
selectSubsIndex = defaultSub
else:
resp = dialog.select(lang(33014), subtitleStreams)
if resp > 0:
selectSubsIndex = subtitleStreamsList[resp-1]
else:
# User selected no subtitles or backed out of dialog
playurlprefs["skipSubtitles"] = 1
if selectSubsIndex is not None:
# Load subtitles in the listitem if downloadable
if selectSubsIndex in downloadableStreams:
sub_url = self.API.addPlexHeadersToUrl(
"%s/library/streams/%s"
% (self.server, selectSubsIndex))
log.info("Downloadable sub: %s: %s"
% (selectSubsIndex, sub_url))
listitem.setSubtitles([tryEncode(sub_url)])
# Don't additionally burn in subtitles
playurlprefs["skipSubtitles"] = 1
else:
log.info('Need to burn in subtitle %s' % selectSubsIndex)
playurlprefs["subtitleStreamID"] = selectSubsIndex
playurlprefs["subtitleSize"] = settings('subtitleSize')
url += '&' + urlencode(playurlprefs)
# Get number of channels for selected audio track
# audioChannels = audioStreamsChannelsList.get(selectAudioIndex, 0)
# if audioChannels > 2:
# playurlprefs += "&AudioBitrate=384000"
# else:
# playurlprefs += "&AudioBitrate=192000"
return url