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Live display for Images

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This commit is contained in:
Tim Bentley 2010-07-17 12:00:36 +01:00
parent 996f779602
commit 0d7f81c020
3 changed files with 9 additions and 31 deletions
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2
openlp/core/lib/serviceitem.py
View File

@ -379,7 +379,7 @@ class ServiceItem(object):
if self.service_item_type == ServiceItemType.Text: if self.service_item_type == ServiceItemType.Text:
return self.render_individual(row) return self.render_individual(row)
else: else:
return self._raw_frames[row][u'image'] return self._raw_frames[row][u'image'], u''
def get_frame_title(self, row=0): def get_frame_title(self, row=0):
""" """

34
openlp/core/ui/maindisplay.py
View File

@ -25,12 +25,11 @@
import logging import logging
import os import os
import time
from PyQt4 import QtCore, QtGui, QtWebKit from PyQt4 import QtCore, QtGui, QtWebKit
from PyQt4.phonon import Phonon from PyQt4.phonon import Phonon
from openlp.core.lib import Receiver, resize_image, build_html, ServiceItem from openlp.core.lib import Receiver, resize_image, build_html, ServiceItem, image_to_byte
from openlp.core.ui import HideMode from openlp.core.ui import HideMode
log = logging.getLogger(__name__) log = logging.getLogger(__name__)
@ -236,19 +235,7 @@ class WebViewer(DisplayWidget):
self.setWindowTitle(u'OpenLP Display') self.setWindowTitle(u'OpenLP Display')
self.setWindowFlags(QtCore.Qt.FramelessWindowHint | self.setWindowFlags(QtCore.Qt.FramelessWindowHint |
QtCore.Qt.WindowStaysOnTopHint) QtCore.Qt.WindowStaysOnTopHint)
self.currimage = False
# self.byteArray = QtCore.QByteArray()
# buffer = QtCore.QBuffer(self.byteArray) #// use buffer to store pixmap into byteArray
# buffer.open(QtCore.QIODevice.WriteOnly)
# pixmap = QtGui.QPixmap("/home/timali/Pictures/IMG_0726.jpg")
# pixmap.save(buffer, "PNG")
# self.byteArray2 = QtCore.QByteArray()
# buffer = QtCore.QBuffer(self.byteArray) #// use buffer to store pixmap into byteArray
# buffer.open(QtCore.QIODevice.WriteOnly)
# pixmap = QtGui.QPixmap("file:///home/timali/Pictures/out.png")
# pixmap.save(buffer, "PNG")
# self.image1 = "file:///home/timali/Pictures/IMG_0726.jpg"
# self.image2 = "file:///home/timali/Pictures/out.png"
self.currvideo = False self.currvideo = False
self.video1 = "c:\\users\\jonathan\\Desktop\\Wildlife.wmv" self.video1 = "c:\\users\\jonathan\\Desktop\\Wildlife.wmv"
self.video2 = "c:\\users\\jonathan\\Desktop\\movie.ogg" self.video2 = "c:\\users\\jonathan\\Desktop\\movie.ogg"
@ -274,15 +261,13 @@ class WebViewer(DisplayWidget):
def alert(self): def alert(self):
self.frame.findFirstElement('div#alert').setInnerXml(self.alerttext) self.frame.findFirstElement('div#alert').setInnerXml(self.alerttext)
def image(self, byteImage): def image(self, image):
self.frame.evaluateJavaScript( self.frame.evaluateJavaScript(
"document.getElementById('video').style.visibility = 'hidden'") "document.getElementById('video').style.visibility = 'hidden'")
self.frame.evaluateJavaScript( self.frame.evaluateJavaScript(
"document.getElementById('image').style.visibility = 'visible'") "document.getElementById('image').style.visibility = 'visible'")
if self.currimage: self.frame.findFirstElement('img').setAttribute(
self.frame.findFirstElement('img').setAttribute( 'src', unicode('data:image/png;base64,%s' % image_to_byte(image)))
'src', unicode('data:image/png;base64,%s' % byteImage.toBase64()))
self.currimage = not self.currimage
def video(self, videoPath, noSound=False): def video(self, videoPath, noSound=False):
if self.currimage: if self.currimage:
@ -333,8 +318,8 @@ class WebViewer(DisplayWidget):
self.show() self.show()
def preview(self): def preview(self):
# Wait for the screen to update before geting the preview. # Wait for the webview to update before geting the preview.
# Important otherwise first preview will miss the background # Important otherwise first preview will miss the background !
while not self.loaded: while not self.loaded:
Receiver.send_message(u'openlp_process_events') Receiver.send_message(u'openlp_process_events')
preview = QtGui.QImage(self.screen[u'size'].width(), preview = QtGui.QImage(self.screen[u'size'].width(),
@ -349,11 +334,6 @@ class WebViewer(DisplayWidget):
preview.save("temp.png", "png") preview.save("temp.png", "png")
return preview return preview
def initialDisplay(self, image, video=False):
if not video:
html = build_html(self.parent.renderManager.themedata, self.screen, None, image)
self.webView.setHtml(html)
def buildHtml(self, serviceItem): def buildHtml(self, serviceItem):
""" """
Store the serviceItem and build the new HTML from it. Add the Store the serviceItem and build the new HTML from it. Add the

4
openlp/core/ui/slidecontroller.py
View File

@ -781,13 +781,11 @@ class SlideController(QtGui.QWidget):
self.updatePreview() self.updatePreview()
else: else:
before = time.time() before = time.time()
if self.serviceItem.just_rendered:
self.serviceItem.just_rendered = False
frame, raw_html = self.serviceItem.get_rendered_frame(row) frame, raw_html = self.serviceItem.get_rendered_frame(row)
if self.serviceItem.is_text(): if self.serviceItem.is_text():
frame = self.display.text(raw_html) frame = self.display.text(raw_html)
else: else:
self.displayManager.displayImage(frame) self.display.image(frame)
if isinstance(frame, QtGui.QImage): if isinstance(frame, QtGui.QImage):
self.SlidePreview.setPixmap(QtGui.QPixmap.fromImage(frame)) self.SlidePreview.setPixmap(QtGui.QPixmap.fromImage(frame))
else: else: