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Added autodetection of optical drives and some small fixes.

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This commit is contained in:
Tomas Groth 2014-03-30 20:11:39 +02:00
parent bfbfcd5b15
commit 4b83741b36
1 changed files with 65 additions and 15 deletions
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80
openlp/plugins/media/forms/mediaclipselectorform.py
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@ -28,7 +28,12 @@
###############################################################################
import os
if os.name == 'nt':
from ctypes import windll
import string
import sys
if sys.platform.startswith('linux'):
import dbus
import logging
import time
from datetime import datetime
@ -106,6 +111,7 @@ class MediaClipSelectorForm(QtGui.QDialog, Ui_MediaClipSelector):
self.timer = QtCore.QTimer(self)
self.timer.timeout.connect(self.update_position)
self.timer.start(100)
self.find_optical_devices()
@QtCore.pyqtSlot(bool)
def on_load_disc_pushbutton_clicked(self, clicked):
@ -140,6 +146,7 @@ class MediaClipSelectorForm(QtGui.QDialog, Ui_MediaClipSelector):
return
self.vlc_media_player.audio_set_mute(True)
if not self.media_state_wait(vlc.State.Playing):
self.toggle_disable_load_media(False)
return
self.vlc_media_player.pause()
self.vlc_media_player.set_time(0)
@ -217,9 +224,9 @@ class MediaClipSelectorForm(QtGui.QDialog, Ui_MediaClipSelector):
"""
end_time = self.end_timeedit.time()
end_time_ms = end_time.hour() * 60 * 60 * 1000 + \
end_time.minute() * 60 * 1000 + \
end_time.second() * 1000 + \
end_time.msec()
end_time.minute() * 60 * 1000 + \
end_time.second() * 1000 + \
end_time.msec()
self.vlc_media_player.set_time(end_time_ms)
@QtCore.pyqtSlot(bool)
@ -231,9 +238,9 @@ class MediaClipSelectorForm(QtGui.QDialog, Ui_MediaClipSelector):
"""
start_time = self.start_timeedit.time()
start_time_ms = start_time.hour() * 60 * 60 * 1000 + \
start_time.minute() * 60 * 1000 + \
start_time.second() * 1000 + \
start_time.msec()
start_time.minute() * 60 * 1000 + \
start_time.second() * 1000 + \
start_time.msec()
self.vlc_media_player.set_time(start_time_ms)
@QtCore.pyqtSlot(int)
@ -373,14 +380,14 @@ class MediaClipSelectorForm(QtGui.QDialog, Ui_MediaClipSelector):
log.debug('in on_save_pushbutton_clicked')
start_time = self.start_timeedit.time()
start_time_ms = start_time.hour() * 60 * 60 * 1000 + \
start_time.minute() * 60 * 1000 + \
start_time.second() * 1000 + \
start_time.msec()
start_time.minute() * 60 * 1000 + \
start_time.second() * 1000 + \
start_time.msec()
end_time = self.end_timeedit.time()
end_time_ms = end_time.hour() * 60 * 60 * 1000 + \
end_time.minute() * 60 * 1000 + \
end_time.second() * 1000 + \
end_time.msec()
end_time.minute() * 60 * 1000 + \
end_time.second() * 1000 + \
end_time.msec()
title = self.title_combo_box.itemData(self.title_combo_box.currentIndex())
audio_track = self.audio_tracks_combobox.itemData(self.audio_tracks_combobox.currentIndex())
subtitle_track = self.subtitle_tracks_combobox.itemData(self.subtitle_tracks_combobox.currentIndex())
@ -392,15 +399,58 @@ class MediaClipSelectorForm(QtGui.QDialog, Ui_MediaClipSelector):
def media_state_wait(self, media_state):
"""
Wait for the video to change its state
Wait no longer than 15 seconds. (loading an iso file needs a long time)
Wait no longer than 15 seconds. (loading an optical disc takes some time)
:param media_state: VLC media state to wait for.
:return: True if state was reached within 15 seconds, False if not or error occurred.
"""
start = datetime.now()
while not media_state == self.vlc_media.get_state():
if self.vlc_media.get_state() == vlc.State.Error:
while media_state != self.vlc_media_player.get_state():
if self.vlc_media_player.get_state() == vlc.State.Error:
return False
if (datetime.now() - start).seconds > 15:
return False
return True
def find_optical_devices(self):
"""
Attempt to autodetect optical devices on the computer, and add them to the media-dropdown
:return:
"""
# Clear list first
self.media_path_combobox.clear()
# insert empty string as first item
self.media_path_combobox.addItem('')
if os.name == 'nt':
# use win api to fine optical drives
bitmask = windll.kernel32.GetLogicalDrives()
for letter in string.uppercase:
if bitmask & 1:
try:
type = windll.kernel32.GetDriveTypeW('%s:\\' % letter)
# if type is 5, it is a cd-rom drive
if type == 5:
self.media_path_combobox.addItem('%s:\\' % letter)
except Exception as e:
log.debug("Exception while looking for optical drives: ", e)
bitmask >>= 1
elif sys.platform.startswith('linux'):
# Get disc devices from dbus and find the ones that are optical
bus = dbus.SystemBus()
udev_manager_obj = bus.get_object("org.freedesktop.UDisks", "/org/freedesktop/UDisks")
udev_manager = dbus.Interface(udev_manager_obj, 'org.freedesktop.UDisks')
for dev in udev_manager.EnumerateDevices():
device_obj = bus.get_object("org.freedesktop.UDisks", dev)
device_props = dbus.Interface(device_obj, dbus.PROPERTIES_IFACE)
if device_props.Get('org.freedesktop.UDisks.Device', "DeviceIsOpticalDisc"):
self.media_path_combobox.addItem(device_props.Get('org.freedesktop.UDisks.Device', "DeviceFile"))
elif sys.platform.startswith('darwin'):
# Look for DVD folders in devices to find optical devices
volumes = os.listdir('/Volumes')
candidates = list()
for volume in volumes:
if volume.startswith('.'):
continue
dirs = os.listdir('/Volumes/' + volume)
if 'VIDEO_TS' in dirs:
self.media_path_combobox.addItem()