forked from openlp/openlp
795 lines
36 KiB
Python
795 lines
36 KiB
Python
# -*- coding: utf-8 -*-
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##########################################################################
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# OpenLP - Open Source Lyrics Projection #
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# ---------------------------------------------------------------------- #
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# Copyright (c) 2008-2021 OpenLP Developers #
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# ---------------------------------------------------------------------- #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <https://www.gnu.org/licenses/>. #
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##########################################################################
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"""
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The :mod:`~openlp.core.ui.media.mediacontroller` module is the control module for all media playing.
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"""
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import logging
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try:
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from pymediainfo import MediaInfo
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pymediainfo_available = True
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except ImportError:
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pymediainfo_available = False
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from PyQt5 import QtCore
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from openlp.core.state import State
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from openlp.core.common import is_linux, is_macosx
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from openlp.core.common.i18n import translate
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from openlp.core.common.mixins import LogMixin, RegistryProperties
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from openlp.core.common.path import path_to_str
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from openlp.core.common.registry import Registry, RegistryBase
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from openlp.core.lib.serviceitem import ItemCapabilities
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from openlp.core.lib.ui import critical_error_message_box
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from openlp.core.ui import DisplayControllerType, HideMode
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from openlp.core.ui.media import MediaState, ItemMediaInfo, MediaType, parse_optical_path, parse_stream_path
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from openlp.core.ui.media.remote import register_views
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from openlp.core.ui.media.vlcplayer import VlcPlayer, get_vlc
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log = logging.getLogger(__name__)
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TICK_TIME = 200
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HIDE_DELAY_TIME = 2500
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class MediaController(RegistryBase, LogMixin, RegistryProperties):
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"""
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The implementation of the Media Controller which manages how media is played.
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"""
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def __init__(self, parent=None):
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"""
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"""
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super(MediaController, self).__init__(parent)
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self.log_info('MediaController Initialising')
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def setup(self):
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self.vlc_player = None
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self.current_media_players = {}
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# Timer for video state
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self.live_timer = QtCore.QTimer()
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self.live_timer.setInterval(TICK_TIME)
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self.live_hide_timer = QtCore.QTimer()
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self.live_hide_timer.setSingleShot(True)
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self.live_kill_timer = QtCore.QTimer()
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self.live_kill_timer.setSingleShot(True)
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self.preview_timer = QtCore.QTimer()
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self.preview_timer.setInterval(TICK_TIME)
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# Signals
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self.live_timer.timeout.connect(self._media_state_live)
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self.live_hide_timer.timeout.connect(self._on_media_hide_live)
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self.live_kill_timer.timeout.connect(self._on_media_kill_live)
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self.preview_timer.timeout.connect(self._media_state_preview)
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Registry().register_function('playbackPlay', self.media_play_msg)
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Registry().register_function('playbackPause', self.media_pause_msg)
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Registry().register_function('playbackStop', self.media_stop_msg)
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Registry().register_function('playbackLoop', self.media_loop_msg)
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Registry().register_function('seek_slider', self.media_seek_msg)
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Registry().register_function('volume_slider', self.media_volume_msg)
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Registry().register_function('media_hide', self.media_hide)
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Registry().register_function('media_blank', self.media_blank)
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Registry().register_function('media_unblank', self.media_unblank)
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# Signals for background video
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Registry().register_function('songs_hide', self.media_hide)
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Registry().register_function('songs_blank', self.media_blank)
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Registry().register_function('songs_unblank', self.media_unblank)
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register_views()
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def bootstrap_initialise(self):
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"""
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Check to see if we have any media Player's available.
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"""
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self.setup()
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self.vlc_player = VlcPlayer(self)
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State().add_service('mediacontroller', 0)
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State().add_service('media_live', 0)
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has_vlc = get_vlc()
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if has_vlc and pymediainfo_available:
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State().update_pre_conditions('mediacontroller', True)
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State().update_pre_conditions('media_live', True)
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else:
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if hasattr(self.main_window, 'splash') and self.main_window.splash.isVisible():
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self.main_window.splash.hide()
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generic_message = translate('OpenLP.MediaController',
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'OpenLP requires the following libraries in order to show videos and other '
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'media, but they are not installed. Please install these libraries to enable '
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'media playback in OpenLP.')
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fedora_rpmfusion = translate('OpenLP.MediaController',
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'To install these libraries, you will need to enable the RPMFusion '
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'repository: https://rpmfusion.org/')
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if is_macosx():
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message = translate('OpenLP.MediaController',
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'macOS is missing VLC. Please download and install from the VLC web site: '
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'https://www.videolan.org/vlc/')
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else:
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packages = []
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if not has_vlc:
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packages.append('python3-vlc')
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if not pymediainfo_available:
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packages.append('python3-pymediainfo')
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message = generic_message + '\n\n' + ', '.join(packages)
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if not has_vlc and is_linux(distro='fedora'):
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message += '\n\n' + fedora_rpmfusion
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State().missing_text('media_live', message)
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return True
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def bootstrap_post_set_up(self):
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"""
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Set up the controllers.
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:return:
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"""
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if State().check_preconditions('mediacontroller'):
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try:
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self.setup_display(self.live_controller, False)
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except AttributeError:
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State().update_pre_conditions('media_live', False)
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State().missing_text('media_live', translate(
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'OpenLP.MediaController', 'No Displays have been configured, so Live Media has been disabled'))
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self.setup_display(self.preview_controller, True)
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def _display_controllers(self, controller_type):
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"""
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Decides which controller to use.
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:param controller_type: The controller type where a player will be placed
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"""
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if controller_type == DisplayControllerType.Live:
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return self.live_controller
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return self.preview_controller
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def _media_state_live(self):
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"""
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Check if there is a running Live media Player and do updating stuff (e.g. update the UI)
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"""
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if DisplayControllerType.Live in self.current_media_players:
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media_player = self.current_media_players[DisplayControllerType.Live]
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media_player.resize(self.live_controller)
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media_player.update_ui(self.live_controller, self._define_display(self.live_controller))
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if not self.tick(self.live_controller):
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self.live_timer.stop()
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else:
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self.live_timer.stop()
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self.media_stop(self.live_controller)
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def _media_state_preview(self):
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"""
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Check if there is a running Preview media Player and do updating stuff (e.g. update the UI)
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"""
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if DisplayControllerType.Preview in self.current_media_players:
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media_player = self.current_media_players[DisplayControllerType.Preview]
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media_player.resize(self.preview_controller)
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media_player.update_ui(self.preview_controller, self._define_display(self.preview_controller))
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if not self.tick(self.preview_controller):
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self.preview_timer.stop()
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else:
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self.preview_timer.stop()
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self.media_stop(self.preview_controller)
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def setup_display(self, controller, preview):
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"""
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After a new display is configured, all media related widgets will be created too
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:param controller: Display on which the output is to be played
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:param preview: Whether the display is a main or preview display
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"""
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controller.media_info = ItemMediaInfo()
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controller.has_audio = True
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if preview:
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controller.has_audio = False
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self.vlc_player.setup(controller, self._define_display(controller))
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@staticmethod
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def set_controls_visible(controller, value):
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"""
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After a new display is configured, all media related widget will be created too
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:param controller: The controller on which controls act.
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:param value: control name to be changed.
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"""
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# Generic controls
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controller.mediabar.setVisible(value)
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@staticmethod
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def resize(controller, player):
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"""
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After Mainwindow changes or Splitter moved all related media widgets have to be resized
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:param controller: The display on which output is playing.
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:param player: The player which is doing the playing.
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"""
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player.resize(controller)
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def load_video(self, source, service_item, hidden=False):
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"""
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Loads and starts a video to run and sets the stored sound value.
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:param source: Where the call originated form
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:param service_item: The player which is doing the playing
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:param hidden: The player which is doing the playing
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"""
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is_valid = True
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controller = self._display_controllers(source)
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log.debug(f'load_video is_live:{controller.is_live}')
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# stop running videos
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self.media_reset(controller)
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controller.media_info = ItemMediaInfo()
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controller.media_info.media_type = MediaType.Video
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if controller.is_live:
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controller.media_info.volume = self.settings.value('media/live volume')
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else:
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controller.media_info.volume = self.settings.value('media/preview volume')
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# background will always loop video.
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if service_item.is_capable(ItemCapabilities.HasBackgroundAudio):
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controller.media_info.file_info = service_item.background_audio
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controller.media_info.media_type = MediaType.Audio
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# is_background indicates we shouldn't override the normal display
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controller.media_info.is_background = True
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else:
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if service_item.is_capable(ItemCapabilities.HasBackgroundStream):
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(name, mrl, options) = parse_stream_path(service_item.stream_mrl)
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controller.media_info.file_info = (mrl, options)
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controller.media_info.is_background = True
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controller.media_info.media_type = MediaType.Stream
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elif service_item.is_capable(ItemCapabilities.HasBackgroundVideo):
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controller.media_info.file_info = [service_item.video_file_name]
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service_item.media_length = self.media_length(path_to_str(service_item.video_file_name))
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controller.media_info.is_looping_playback = True
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controller.media_info.is_background = True
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else:
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controller.media_info.file_info = [service_item.get_frame_path()]
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display = self._define_display(controller)
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if controller.is_live:
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# if this is an optical device use special handling
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if service_item.is_capable(ItemCapabilities.IsOptical):
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self.log_debug('video is optical and live')
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path_string = path_to_str(service_item.get_frame_path())
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(name, title, audio_track, subtitle_track, start, end, clip_name) = parse_optical_path(path_string)
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is_valid = self.media_setup_optical(name, title, audio_track, subtitle_track, start, end, display,
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controller)
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elif service_item.is_capable(ItemCapabilities.CanStream):
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self.log_debug('video is stream and live')
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path = service_item.get_frames()[0]['path']
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controller.media_info.media_type = MediaType.Stream
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(name, mrl, options) = parse_stream_path(path)
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controller.media_info.file_info = (mrl, options)
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is_valid = self._check_file_type(controller, display)
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else:
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self.log_debug('video is not optical or stream, but live')
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controller.media_info.length = service_item.media_length
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controller.media_info.start_time = service_item.start_time
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controller.media_info.timer = service_item.start_time
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controller.media_info.end_time = service_item.end_time
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is_valid = self._check_file_type(controller, display)
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elif controller.preview_display:
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if service_item.is_capable(ItemCapabilities.IsOptical):
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self.log_debug('video is optical and preview')
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path_string = path_to_str(service_item.get_frame_path())
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(name, title, audio_track, subtitle_track, start, end, clip_name) = parse_optical_path(path_string)
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is_valid = self.media_setup_optical(name, title, audio_track, subtitle_track, start, end, display,
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controller)
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elif service_item.is_capable(ItemCapabilities.CanStream):
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path = service_item.get_frames()[0]['path']
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controller.media_info.media_type = MediaType.Stream
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(name, mrl, options) = parse_stream_path(path)
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controller.media_info.file_info = (mrl, options)
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is_valid = self._check_file_type(controller, display)
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else:
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self.log_debug('video is not optical or stream, but preview')
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controller.media_info.length = service_item.media_length
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controller.media_info.start_time = service_item.start_time
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controller.media_info.timer = service_item.start_time
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controller.media_info.end_time = service_item.end_time
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is_valid = self._check_file_type(controller, display)
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if not is_valid:
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# Media could not be loaded correctly
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critical_error_message_box(translate('MediaPlugin.MediaItem', 'Unsupported File'),
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translate('MediaPlugin.MediaItem', 'Unsupported File'))
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return False
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self.log_debug('video media type: {tpe} '.format(tpe=str(controller.media_info.media_type)))
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# If both the preview and live view have a stream, make sure only the live view continues streaming
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if controller.media_info.media_type == MediaType.Stream:
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if controller.is_live:
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if self.preview_controller.media_info.media_type == MediaType.Stream:
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self.log_warning('stream can only be displayed in one instance, killing preview stream')
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self.preview_controller.on_media_close()
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else:
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if self.live_controller.media_info.media_type == MediaType.Stream:
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self.log_warning('stream cannot be previewed while also streaming live')
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return
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autoplay = False
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if service_item.requires_media() and hidden == HideMode.Theme:
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autoplay = True
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# Preview requested
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elif not controller.is_live:
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autoplay = True
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# Visible or background requested or Service Item wants to autostart
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elif not hidden and service_item.will_auto_start:
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autoplay = True
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# Unblank on load set
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elif self.settings.value('core/auto unblank'):
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autoplay = True
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if autoplay:
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if not self.media_play(controller):
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critical_error_message_box(translate('MediaPlugin.MediaItem', 'Unsupported File'),
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translate('MediaPlugin.MediaItem', 'Unsupported File'))
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return False
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self._update_seek_ui(controller)
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self.set_controls_visible(controller, True)
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self.log_debug('use {nm} controller'.
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format(nm=self.current_media_players[controller.controller_type].display_name))
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return True
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@staticmethod
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def media_length(media_path):
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"""
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Uses Media Info to obtain the media length
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:param media_path: The file path to be checked..
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"""
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if MediaInfo.can_parse():
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media_data = MediaInfo.parse(media_path)
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# duration returns in milli seconds
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return media_data.tracks[0].duration
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return 0
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def media_setup_optical(self, filename, title, audio_track, subtitle_track, start, end, display, controller):
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"""
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Setup playback of optical media
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:param filename: Path of the optical device/drive.
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:param title: The main/title track to play.
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:param audio_track: The audio track to play.
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:param subtitle_track: The subtitle track to play.
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:param start: Start position in milliseconds.
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:param end: End position in milliseconds.
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:param display: The display to play the media.
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:param controller: The media controller.
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:return: True if setup succeeded else False.
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"""
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# stop running videos
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self.media_reset(controller)
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# Setup media info
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controller.media_info = ItemMediaInfo()
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controller.media_info.file_info = QtCore.QFileInfo(filename)
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if audio_track == -1 and subtitle_track == -1:
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controller.media_info.media_type = MediaType.CD
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else:
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controller.media_info.media_type = MediaType.DVD
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controller.media_info.start_time = start
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controller.media_info.timer = start
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controller.media_info.end_time = end
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controller.media_info.length = (end - start)
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controller.media_info.title_track = title
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controller.media_info.audio_track = audio_track
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controller.media_info.subtitle_track = subtitle_track
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# When called from mediaitem display is None
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if display is None:
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display = controller.preview_display
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self.vlc_player.load(controller, display, filename)
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self.resize(controller, self.vlc_player)
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self.current_media_players[controller.controller_type] = self.vlc_player
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return True
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def _check_file_type(self, controller, display):
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"""
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Select the correct media Player type from the prioritized Player list
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:param controller: First element is the controller which should be used
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:param display: Which display to use
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"""
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if controller.media_info.media_type == MediaType.Stream:
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self.resize(controller, self.vlc_player)
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if self.vlc_player.load(controller, display, controller.media_info.file_info):
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self.current_media_players[controller.controller_type] = self.vlc_player
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return True
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return False
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for file in controller.media_info.file_info:
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if not file.is_file and not self.vlc_player.can_folder:
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return False
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file = str(file)
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self.resize(controller, self.vlc_player)
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if self.vlc_player.load(controller, display, file):
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self.current_media_players[controller.controller_type] = self.vlc_player
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return True
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return False
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def media_play_msg(self, msg):
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"""
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Responds to the request to play a loaded video
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:param msg: First element is the controller which should be used
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:param status:
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"""
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return self.media_play(msg[0])
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def on_media_play(self):
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"""
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Responds to the request to play a loaded video from the web.
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"""
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return self.media_play(self.live_controller)
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def media_play(self, controller):
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"""
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Responds to the request to play a loaded video
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:param controller: The controller to be played
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"""
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self.log_debug(f'media_play is_live:{controller.is_live}')
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controller.seek_slider.blockSignals(True)
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controller.volume_slider.blockSignals(True)
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display = self._define_display(controller)
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if not self.current_media_players[controller.controller_type].play(controller, display):
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controller.seek_slider.blockSignals(False)
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controller.volume_slider.blockSignals(False)
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return False
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self.media_volume(controller, controller.media_info.volume)
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self._media_set_visibility(controller, True)
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controller.mediabar.actions['playbackPlay'].setVisible(False)
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controller.mediabar.actions['playbackPause'].setVisible(True)
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|
controller.mediabar.actions['playbackStop'].setDisabled(False)
|
|
controller.mediabar.actions['playbackLoop'].setChecked(controller.media_info.is_looping_playback)
|
|
controller.mediabar.actions['playbackStop'].setVisible(not controller.media_info.is_background or
|
|
controller.media_info.media_type is MediaType.Audio)
|
|
controller.mediabar.actions['playbackLoop'].setVisible((not controller.media_info.is_background and
|
|
controller.media_info.media_type is not MediaType.Stream)
|
|
or controller.media_info.media_type is MediaType.Audio)
|
|
# Start Timer for ui updates
|
|
if controller.is_live:
|
|
if not self.live_timer.isActive():
|
|
self.live_timer.start()
|
|
else:
|
|
if not self.preview_timer.isActive():
|
|
self.preview_timer.start()
|
|
controller.seek_slider.blockSignals(False)
|
|
controller.volume_slider.blockSignals(False)
|
|
controller.media_info.is_playing = True
|
|
if not controller.media_info.is_background:
|
|
display = self._define_display(controller)
|
|
if controller.is_live:
|
|
controller.set_hide_mode(None)
|
|
display.hide_display(HideMode.Screen)
|
|
controller._set_theme(controller.service_item)
|
|
display.load_verses([{"verse": "v1", "text": "", "footer": " "}])
|
|
controller.output_has_changed()
|
|
return True
|
|
|
|
def tick(self, controller):
|
|
"""
|
|
Add a tick while the media is playing but only count if not paused
|
|
|
|
:param controller: The Controller to be processed
|
|
:return: Is the video still running?
|
|
"""
|
|
start_again = False
|
|
stopped = False
|
|
if controller.media_info.is_playing and controller.media_info.length > 0:
|
|
controller.media_info.timer += TICK_TIME
|
|
if controller.media_info.timer >= controller.media_info.start_time + controller.media_info.length:
|
|
if controller.media_info.is_looping_playback:
|
|
start_again = True
|
|
else:
|
|
self.media_stop(controller)
|
|
stopped = True
|
|
self._update_seek_ui(controller)
|
|
else:
|
|
stopped = True
|
|
|
|
if start_again:
|
|
controller.media_info.timer = controller.media_info.start_time
|
|
self._update_seek_ui(controller)
|
|
return not stopped
|
|
|
|
def _update_seek_ui(self, controller):
|
|
seconds = controller.media_info.timer // 1000
|
|
minutes = seconds // 60
|
|
seconds %= 60
|
|
end_seconds = controller.media_info.end_time // 1000
|
|
end_minutes = end_seconds // 60
|
|
end_seconds %= 60
|
|
controller.position_label.setText(' %02d:%02d / %02d:%02d' %
|
|
(minutes, seconds, end_minutes, end_seconds))
|
|
|
|
def media_pause_msg(self, msg):
|
|
"""
|
|
Responds to the request to pause a loaded video
|
|
|
|
:param msg: First element is the controller which should be used
|
|
"""
|
|
return self.media_pause(msg[0])
|
|
|
|
def on_media_pause(self):
|
|
"""
|
|
Responds to the request to pause a loaded video from the web.
|
|
"""
|
|
return self.media_pause(self.live_controller)
|
|
|
|
def media_pause(self, controller):
|
|
"""
|
|
Responds to the request to pause a loaded video
|
|
|
|
:param controller: The Controller to be paused
|
|
"""
|
|
self.log_debug(f'media_stop is_live:{controller.is_live}')
|
|
if controller.controller_type in self.current_media_players:
|
|
self.current_media_players[controller.controller_type].pause(controller)
|
|
controller.mediabar.actions['playbackPlay'].setVisible(True)
|
|
controller.mediabar.actions['playbackPause'].setVisible(False)
|
|
controller.media_info.is_playing = False
|
|
# Add a tick to the timer to prevent it finishing the video before it can loop back or stop
|
|
# If the clip finishes, we hit a bug where we cannot start the video
|
|
controller.media_info.timer += TICK_TIME
|
|
controller.output_has_changed()
|
|
return True
|
|
return False
|
|
|
|
def media_loop_msg(self, msg):
|
|
"""
|
|
Responds to the request to loop a loaded video
|
|
|
|
:param msg: First element is the controller which should be used
|
|
"""
|
|
self.media_loop(msg[0])
|
|
|
|
@staticmethod
|
|
def media_loop(controller):
|
|
"""
|
|
Responds to the request to loop a loaded video
|
|
|
|
:param controller: The controller that needs to be stopped
|
|
"""
|
|
controller.media_info.is_looping_playback = not controller.media_info.is_looping_playback
|
|
controller.mediabar.actions['playbackLoop'].setChecked(controller.media_info.is_looping_playback)
|
|
|
|
def media_stop_msg(self, msg):
|
|
"""
|
|
Responds to the request to stop a loaded video
|
|
|
|
:param msg: First element is the controller which should be used
|
|
"""
|
|
return self.media_stop(msg[0])
|
|
|
|
def on_media_stop(self):
|
|
"""
|
|
Responds to the request to stop a loaded video from the web.
|
|
"""
|
|
return self.media_stop(self.live_controller)
|
|
|
|
def media_stop(self, controller):
|
|
"""
|
|
Responds to the request to stop a loaded video
|
|
|
|
:param controller: The controller that needs to be stopped
|
|
"""
|
|
self.log_debug(f'media_stop is_live:{controller.is_live}')
|
|
if controller.controller_type in self.current_media_players:
|
|
self.current_media_players[controller.controller_type].stop(controller)
|
|
if controller.is_live:
|
|
self.live_hide_timer.start(HIDE_DELAY_TIME)
|
|
if not controller.media_info.is_background:
|
|
display = self._define_display(controller)
|
|
if display.hide_mode == HideMode.Screen:
|
|
Registry().execute('live_display_hide', HideMode.Blank)
|
|
else:
|
|
controller.set_hide_mode(display.hide_mode or HideMode.Blank)
|
|
else:
|
|
self._media_set_visibility(controller, False)
|
|
controller.mediabar.actions['playbackPlay'].setVisible(True)
|
|
controller.mediabar.actions['playbackStop'].setDisabled(True)
|
|
controller.mediabar.actions['playbackPause'].setVisible(False)
|
|
controller.media_info.is_playing = False
|
|
controller.media_info.timer = controller.media_info.start_time
|
|
controller.seek_slider.setSliderPosition(controller.media_info.start_time)
|
|
self._update_seek_ui(controller)
|
|
controller.output_has_changed()
|
|
return True
|
|
return False
|
|
|
|
def media_volume_msg(self, msg):
|
|
"""
|
|
Changes the volume of a running video
|
|
|
|
:param msg: First element is the controller which should be used
|
|
"""
|
|
controller = msg[0]
|
|
vol = msg[1][0]
|
|
self.media_volume(controller, vol)
|
|
|
|
def media_volume(self, controller, volume):
|
|
"""
|
|
Changes the volume of a running video
|
|
|
|
:param controller: The Controller to use
|
|
:param volume: The volume to be set
|
|
"""
|
|
self.log_debug(f'media_volume {volume}')
|
|
if controller.is_live:
|
|
self.settings.setValue('media/live volume', volume)
|
|
else:
|
|
self.settings.setValue('media/preview volume', volume)
|
|
controller.media_info.volume = volume
|
|
self.current_media_players[controller.controller_type].volume(controller, volume)
|
|
controller.volume_slider.setValue(volume)
|
|
|
|
def media_seek_msg(self, msg):
|
|
"""
|
|
Responds to the request to change the seek Slider of a loaded video via a message
|
|
|
|
:param msg: First element is the controller which should be used
|
|
Second element is a list with the seek value as first element
|
|
"""
|
|
controller = msg[0]
|
|
seek_value = msg[1][0]
|
|
self.media_seek(controller, seek_value)
|
|
|
|
def media_seek(self, controller, seek_value):
|
|
"""
|
|
Responds to the request to change the seek Slider of a loaded video
|
|
|
|
:param controller: The controller to use.
|
|
:param seek_value: The value to set.
|
|
"""
|
|
# This may be triggered by setting the slider max/min before the current_media_players dict is set
|
|
if controller.controller_type in self.current_media_players:
|
|
self.current_media_players[controller.controller_type].seek(controller, seek_value)
|
|
controller.media_info.timer = seek_value
|
|
self._update_seek_ui(controller)
|
|
|
|
def media_reset(self, controller, delayed=False):
|
|
"""
|
|
Responds to the request to reset a loaded video
|
|
:param controller: The controller to use.
|
|
:param delayed: Should the controller briefly remain visible.
|
|
"""
|
|
self.log_debug('media_reset')
|
|
self.set_controls_visible(controller, False)
|
|
if controller.controller_type in self.current_media_players:
|
|
self.current_media_players[controller.controller_type].reset(controller)
|
|
if controller.is_live and delayed:
|
|
self.live_kill_timer.start(HIDE_DELAY_TIME)
|
|
else:
|
|
if controller.is_live:
|
|
self.live_kill_timer.stop()
|
|
else:
|
|
self._media_set_visibility(controller, False)
|
|
del self.current_media_players[controller.controller_type]
|
|
|
|
def media_hide_msg(self, msg):
|
|
"""
|
|
Hide the related video Widget
|
|
|
|
:param msg: First element is the boolean for Live indication
|
|
"""
|
|
is_live = msg[1]
|
|
self.media_hide(is_live)
|
|
|
|
def media_hide(self, is_live, delayed=False):
|
|
"""
|
|
Pause and hide the related video Widget if is_live
|
|
|
|
:param is_live: Live indication
|
|
:param delayed: Should the controller briefly remain visible.
|
|
"""
|
|
self.log_debug(f'media_hide is_live:{is_live}')
|
|
if not is_live or self.live_kill_timer.isActive():
|
|
return
|
|
if self.live_controller.controller_type in self.current_media_players and \
|
|
self.current_media_players[self.live_controller.controller_type].get_live_state() == MediaState.Playing:
|
|
if delayed:
|
|
self.live_hide_timer.start(HIDE_DELAY_TIME)
|
|
else:
|
|
self.media_pause(self.live_controller)
|
|
self._media_set_visibility(self.live_controller, False)
|
|
|
|
def _on_media_hide_live(self):
|
|
self.media_pause(self.live_controller)
|
|
self._media_set_visibility(self.live_controller, False)
|
|
|
|
def _on_media_kill_live(self):
|
|
self._media_set_visibility(self.live_controller, False)
|
|
del self.current_media_players[self.live_controller.controller_type]
|
|
|
|
def _media_set_visibility(self, controller, visible):
|
|
"""
|
|
Set the live video Widget visibility
|
|
"""
|
|
if controller.is_live:
|
|
self.live_hide_timer.stop()
|
|
visible = visible and controller.media_info.media_type is not MediaType.Audio
|
|
self.current_media_players[controller.controller_type].set_visible(controller, visible)
|
|
|
|
def media_blank(self, msg):
|
|
"""
|
|
Blank the related video Widget
|
|
|
|
:param msg: First element is the boolean for Live indication
|
|
Second element is the hide mode
|
|
"""
|
|
is_live = msg[1]
|
|
hide_mode = msg[2]
|
|
self.log_debug(f'media_blank is_live:{is_live}')
|
|
if not is_live or self.live_controller.controller_type not in self.current_media_players:
|
|
return
|
|
if self.live_kill_timer.isActive():
|
|
# If pressing blank when the video is being removed, remove it instantly
|
|
self._media_set_visibility(self.live_controller, False)
|
|
self.media_reset(self.live_controller)
|
|
return
|
|
if not self.live_controller.media_info.is_background:
|
|
Registry().execute('live_display_hide', hide_mode)
|
|
controller_type = self.live_controller.controller_type
|
|
playing = self.current_media_players[controller_type].get_live_state() == MediaState.Playing
|
|
if hide_mode == HideMode.Theme:
|
|
if not playing:
|
|
self.media_play(self.live_controller)
|
|
else:
|
|
self.live_hide_timer.stop()
|
|
else:
|
|
if hide_mode == HideMode.Screen:
|
|
if playing:
|
|
self.media_pause(self.live_controller)
|
|
self._media_set_visibility(self.live_controller, False)
|
|
else:
|
|
self.live_hide_timer.start(HIDE_DELAY_TIME)
|
|
|
|
def media_unblank(self, msg):
|
|
"""
|
|
Unblank the related video Widget
|
|
|
|
:param msg: First element is not relevant in this context
|
|
Second element is the boolean for Live indication
|
|
"""
|
|
is_live = msg[1]
|
|
self.log_debug(f'media_blank is_live:{is_live}')
|
|
if not is_live or self.live_kill_timer.isActive():
|
|
return
|
|
Registry().execute('live_display_show')
|
|
if self.live_controller.controller_type in self.current_media_players:
|
|
if self.current_media_players[self.live_controller.controller_type].get_live_state() != \
|
|
MediaState.Playing:
|
|
self.media_play(self.live_controller)
|
|
else:
|
|
self._media_set_visibility(self.live_controller, True)
|
|
if not self.live_controller.media_info.is_background:
|
|
display = self._define_display(self.live_controller)
|
|
display.hide_display(HideMode.Screen)
|
|
|
|
def finalise(self):
|
|
"""
|
|
Reset all the media controllers when OpenLP shuts down
|
|
"""
|
|
self.live_timer.stop()
|
|
self.live_hide_timer.stop()
|
|
self.live_kill_timer.stop()
|
|
self.preview_timer.stop()
|
|
self.media_reset(self._display_controllers(DisplayControllerType.Live))
|
|
self.media_reset(self._display_controllers(DisplayControllerType.Preview))
|
|
|
|
@staticmethod
|
|
def _define_display(controller):
|
|
"""
|
|
Extract the correct display for a given controller
|
|
|
|
:param controller: Controller to be used
|
|
"""
|
|
if controller.is_live:
|
|
return controller.display
|
|
return controller.preview_display
|