- improved the preview frame display performance

- removed dead code

bzr-revno: 1769
This commit is contained in:
Andreas Preikschat 2011-10-05 20:18:42 +02:00
commit 182227a85a
13 changed files with 22 additions and 101 deletions

View File

@ -7,7 +7,7 @@
# Copyright (c) 2008-2011 Raoul Snyman #
# Portions copyright (c) 2008-2011 Tim Bentley, Gerald Britton, Jonathan #
# Corwin, Michael Gorven, Scott Guerrieri, Matthias Hub, Meinert Jordan, #
# Armin Köhler, Joshua Millar, Stevan Pettit, Andreas Preikschat, Mattias #
# Armin Köhler, Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias #
# Põldaru, Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Frode Woldsund #
# --------------------------------------------------------------------------- #

View File

@ -51,9 +51,6 @@ class EventReceiver(QtCore.QObject):
``config_screen_changed``
The display monitor has been changed
``slidecontroller_{live|preview}_first``
Moves to the first slide
``slidecontroller_{live|preview}_next``
Moves to the next slide
@ -66,9 +63,6 @@ class EventReceiver(QtCore.QObject):
``slidecontroller_{live|preview}_previous_noloop``
Moves to the previous slide, without auto advance
``slidecontroller_{live|preview}_last``
Moves to the last slide
``slidecontroller_{live|preview}_set``
Moves to a specific slide, by index
@ -82,11 +76,6 @@ class EventReceiver(QtCore.QObject):
``slidecontroller_{live|preview}_changed``
Broadcasts that the slidecontroller has changed the current slide
``slidecontroller_{live|preview}_text_request``
Request the text for the current item in the controller
Returns a slidecontroller_{live|preview}_text_response with an
array of dictionaries with the tag and verse text
``slidecontroller_{live|preview}_blank``
Request that the output screen is blanked

View File

@ -201,7 +201,8 @@ class Renderer(object):
if not self.force_page:
self.display.buildHtml(serviceItem)
raw_html = serviceItem.get_rendered_frame(0)
preview = self.display.text(raw_html)
self.display.text(raw_html)
preview = self.display.preview()
# Reset the real screen size for subsequent render requests
self._calculate_default()
return preview

View File

@ -194,7 +194,6 @@ class MainDisplay(QtGui.QGraphicsView):
self.setGeometry(self.screen[u'size'])
self.frame.evaluateJavaScript(u'show_text("%s")' %
slide.replace(u'\\', u'\\\\').replace(u'\"', u'\\\"'))
return self.preview()
def alert(self, text):
"""
@ -256,7 +255,6 @@ class MainDisplay(QtGui.QGraphicsView):
image = self.imageManager.get_image_bytes(name)
self.resetVideo()
self.displayImage(image)
return self.preview()
def displayImage(self, image):
"""
@ -387,7 +385,6 @@ class MainDisplay(QtGui.QGraphicsView):
# Update the preview frame.
if self.isLive:
Receiver.send_message(u'maindisplay_active')
return self.preview()
def videoState(self, newState, oldState):
"""
@ -455,9 +452,8 @@ class MainDisplay(QtGui.QGraphicsView):
self.setVisible(True)
else:
self.setVisible(True)
preview = QtGui.QImage(self.screen[u'size'].width(),
self.screen[u'size'].height(),
QtGui.QImage.Format_ARGB32_Premultiplied)
preview = QtGui.QPixmap(self.screen[u'size'].width(),
self.screen[u'size'].height())
painter = QtGui.QPainter(preview)
painter.setRenderHint(QtGui.QPainter.Antialiasing)
self.frame.render(painter)

View File

@ -118,7 +118,7 @@ class SlideController(QtGui.QWidget):
self.previewListWidget.horizontalHeader().setVisible(False)
self.previewListWidget.setColumnWidth(0, self.controller.width())
self.previewListWidget.isLive = self.isLive
self.previewListWidget.setObjectName(u'PreviewListWidget')
self.previewListWidget.setObjectName(u'previewListWidget')
self.previewListWidget.setSelectionBehavior(
QtGui.QAbstractItemView.SelectRows)
self.previewListWidget.setSelectionMode(
@ -288,14 +288,14 @@ class SlideController(QtGui.QWidget):
QtGui.QSizePolicy.Label))
self.previewFrame.setFrameShape(QtGui.QFrame.StyledPanel)
self.previewFrame.setFrameShadow(QtGui.QFrame.Sunken)
self.previewFrame.setObjectName(u'PreviewFrame')
self.previewFrame.setObjectName(u'previewFrame')
self.grid = QtGui.QGridLayout(self.previewFrame)
self.grid.setMargin(8)
self.grid.setObjectName(u'grid')
self.slideLayout = QtGui.QVBoxLayout()
self.slideLayout.setSpacing(0)
self.slideLayout.setMargin(0)
self.slideLayout.setObjectName(u'SlideLayout')
self.slideLayout.setObjectName(u'slideLayout')
if not self.isLive:
self.mediaObject = Phonon.MediaObject(self)
self.video = Phonon.VideoWidget()
@ -319,7 +319,7 @@ class SlideController(QtGui.QWidget):
self.slidePreview.setFrameShadow(QtGui.QFrame.Plain)
self.slidePreview.setLineWidth(1)
self.slidePreview.setScaledContents(True)
self.slidePreview.setObjectName(u'SlidePreview')
self.slidePreview.setObjectName(u'slidePreview')
self.slideLayout.insertWidget(0, self.slidePreview)
self.grid.addLayout(self.slideLayout, 0, 0, 1, 1)
# Signals
@ -328,8 +328,6 @@ class SlideController(QtGui.QWidget):
if self.isLive:
QtCore.QObject.connect(self.volumeSlider,
QtCore.SIGNAL(u'sliderReleased()'), self.mediaVolume)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'maindisplay_active'), self.updatePreview)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_live_spin_delay'),
self.receiveSpinDelay)
@ -351,18 +349,12 @@ class SlideController(QtGui.QWidget):
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_stop_loop' % self.typePrefix),
self.onStopLoop)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_first' % self.typePrefix),
self.onSlideSelectedFirst)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_next' % self.typePrefix),
self.onSlideSelectedNext)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_previous' % self.typePrefix),
self.onSlideSelectedPrevious)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_last' % self.typePrefix),
self.onSlideSelectedLast)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_change' % self.typePrefix),
self.onSlideChange)
@ -375,9 +367,6 @@ class SlideController(QtGui.QWidget):
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_unblank' % self.typePrefix),
self.onSlideUnblank)
QtCore.QObject.connect(Receiver.get_receiver(),
QtCore.SIGNAL(u'slidecontroller_%s_text_request' % self.typePrefix),
self.onTextRequest)
def setPreviewHotkeys(self, parent=None):
self.previousItem.setObjectName(u'previousItemPreview')
@ -723,41 +712,7 @@ class SlideController(QtGui.QWidget):
else:
self.__checkUpdateSelectedSlide(slideno)
def onTextRequest(self):
"""
Return the text for the current item in controller
"""
data = []
if self.serviceItem:
for framenumber, frame in enumerate(self.serviceItem.get_frames()):
dataItem = {}
if self.serviceItem.is_text():
dataItem[u'tag'] = unicode(frame[u'verseTag'])
dataItem[u'text'] = unicode(frame[u'html'])
else:
dataItem[u'tag'] = unicode(framenumber)
dataItem[u'text'] = u''
dataItem[u'selected'] = \
(self.previewListWidget.currentRow() == framenumber)
data.append(dataItem)
Receiver.send_message(u'slidecontroller_%s_text_response'
% self.typePrefix, data)
# Screen event methods
def onSlideSelectedFirst(self):
"""
Go to the first slide.
"""
if not self.serviceItem:
return
if self.serviceItem.is_command():
Receiver.send_message(u'%s_first' % self.serviceItem.name.lower(),
[self.serviceItem, self.isLive])
self.updatePreview()
else:
self.previewListWidget.selectRow(0)
self.slideSelected()
def onSlideSelectedIndex(self, message):
"""
Go to the requested slide
@ -936,20 +891,18 @@ class SlideController(QtGui.QWidget):
Receiver.send_message(
u'%s_slide' % self.serviceItem.name.lower(),
[self.serviceItem, self.isLive, row])
self.updatePreview()
else:
toDisplay = self.serviceItem.get_rendered_frame(row)
if self.serviceItem.is_text():
frame = self.display.text(toDisplay)
self.display.text(toDisplay)
else:
if start:
self.display.buildHtml(self.serviceItem, toDisplay)
frame = self.display.preview()
else:
frame = self.display.image(toDisplay)
self.display.image(toDisplay)
# reset the store used to display first image
self.serviceItem.bg_image_bytes = None
self.slidePreview.setPixmap(QtGui.QPixmap.fromImage(frame))
self.updatePreview()
self.selectedRow = row
self.__checkUpdateSelectedSlide(row)
Receiver.send_message(u'slidecontroller_%s_changed' % self.typePrefix,
@ -977,8 +930,7 @@ class SlideController(QtGui.QWidget):
QtCore.QTimer.singleShot(0.5, self.grabMainDisplay)
QtCore.QTimer.singleShot(2.5, self.grabMainDisplay)
else:
self.slidePreview.setPixmap(
QtGui.QPixmap.fromImage(self.display.preview()))
self.slidePreview.setPixmap(self.display.preview())
def grabMainDisplay(self):
"""
@ -1041,21 +993,6 @@ class SlideController(QtGui.QWidget):
self.previewListWidget.item(row + 1, 0))
self.previewListWidget.selectRow(row)
def onSlideSelectedLast(self):
"""
Go to the last slide.
"""
if not self.serviceItem:
return
Receiver.send_message(u'%s_last' % self.serviceItem.name.lower(),
[self.serviceItem, self.isLive])
if self.serviceItem.is_command():
self.updatePreview()
else:
self.previewListWidget.selectRow(
self.previewListWidget.rowCount() - 1)
self.slideSelected()
def onToggleLoop(self):
"""
Toggles the loop state.

View File

@ -232,7 +232,7 @@ class ThemeForm(QtGui.QWizard, Ui_ThemeWizard):
if self.page(pageId) == self.previewPage:
self.updateTheme()
frame = self.thememanager.generateImage(self.theme)
self.previewBoxLabel.setPixmap(QtGui.QPixmap.fromImage(frame))
self.previewBoxLabel.setPixmap(frame)
self.displayAspectRatio = float(frame.width()) / frame.height()
self.resizeEvent()

View File

@ -60,8 +60,6 @@
</qresource>
<qresource prefix="slides">
<file>slide_close.png</file>
<file>slide_first.png</file>
<file>slide_last.png</file>
<file>slide_next.png</file>
<file>slide_blank.png</file>
<file>slide_desktop.png</file>

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@ -8,7 +8,7 @@
# Copyright (c) 2008-2011 Raoul Snyman #
# Portions copyright (c) 2008-2011 Tim Bentley, Gerald Britton, Jonathan #
# Corwin, Michael Gorven, Scott Guerrieri, Matthias Hub, Meinert Jordan, #
# Armin Köhler, Joshua Millar, Stevan Pettit, Andreas Preikschat, Mattias #
# Armin Köhler, Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias #
# Põldaru, Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Frode Woldsund #
# --------------------------------------------------------------------------- #

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@ -5,11 +5,11 @@
# OpenLP - Open Source Lyrics Projection #
# --------------------------------------------------------------------------- #
# Copyright (c) 2008-2011 Raoul Snyman #
# Portions copyright (c) 2008-2011 Tim Bentley, Jonathan Corwin, Michael #
# Gorven, Scott Guerrieri, Matthias Hub, Meinert Jordan, Armin Köhler, #
# Andreas Preikschat, Mattias Põldaru, Christian Richter, Philip Ridout, #
# Jeffrey Smith, Maikel Stuivenberg, Martin Thompson, Jon Tibble, Frode #
# Woldsund #
# Portions copyright (c) 2008-2011 Tim Bentley, Gerald Britton, Jonathan #
# Corwin, Michael Gorven, Scott Guerrieri, Matthias Hub, Meinert Jordan, #
# Armin Köhler, Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias #
# Põldaru, Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Frode Woldsund #
# --------------------------------------------------------------------------- #
# This program is free software; you can redistribute it and/or modify it #
# under the terms of the GNU General Public License as published by the Free #

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@ -8,7 +8,7 @@
# Copyright (c) 2008-2011 Raoul Snyman #
# Portions copyright (c) 2008-2011 Tim Bentley, Gerald Britton, Jonathan #
# Corwin, Michael Gorven, Scott Guerrieri, Matthias Hub, Meinert Jordan, #
# Armin Köhler, Joshua Millar, Stevan Pettit, Andreas Preikschat, Mattias #
# Armin Köhler, Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias #
# Põldaru, Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Frode Woldsund #
# --------------------------------------------------------------------------- #

View File

@ -8,7 +8,7 @@
# Copyright (c) 2008-2011 Raoul Snyman #
# Portions copyright (c) 2008-2011 Tim Bentley, Gerald Britton, Jonathan #
# Corwin, Michael Gorven, Scott Guerrieri, Matthias Hub, Meinert Jordan, #
# Armin Köhler, Joshua Millar, Stevan Pettit, Andreas Preikschat, Mattias #
# Armin Köhler, Joshua Miller, Stevan Pettit, Andreas Preikschat, Mattias #
# Põldaru, Christian Richter, Philip Ridout, Simon Scudder, Jeffrey Smith, #
# Maikel Stuivenberg, Martin Thompson, Jon Tibble, Frode Woldsund #
# --------------------------------------------------------------------------- #