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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:
return self.render_individual(row)
else:
return self._raw_frames[row][u'image']
return self._raw_frames[row][u'image'], u''
def get_frame_title(self, row=0):
"""

32
openlp/core/ui/maindisplay.py
View File

@ -25,12 +25,11 @@
import logging
import os
import time
from PyQt4 import QtCore, QtGui, QtWebKit
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
log = logging.getLogger(__name__)
@ -236,19 +235,7 @@ class WebViewer(DisplayWidget):
self.setWindowTitle(u'OpenLP Display')
self.setWindowFlags(QtCore.Qt.FramelessWindowHint |
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.video1 = "c:\\users\\jonathan\\Desktop\\Wildlife.wmv"
self.video2 = "c:\\users\\jonathan\\Desktop\\movie.ogg"
@ -274,15 +261,13 @@ class WebViewer(DisplayWidget):
def alert(self):
self.frame.findFirstElement('div#alert').setInnerXml(self.alerttext)
def image(self, byteImage):
def image(self, image):
self.frame.evaluateJavaScript(
"document.getElementById('video').style.visibility = 'hidden'")
self.frame.evaluateJavaScript(
"document.getElementById('image').style.visibility = 'visible'")
if self.currimage:
self.frame.findFirstElement('img').setAttribute(
'src', unicode('data:image/png;base64,%s' % byteImage.toBase64()))
self.currimage = not self.currimage
'src', unicode('data:image/png;base64,%s' % image_to_byte(image)))
def video(self, videoPath, noSound=False):
if self.currimage:
@ -333,8 +318,8 @@ class WebViewer(DisplayWidget):
self.show()
def preview(self):
# Wait for the screen to update before geting the preview.
# Important otherwise first preview will miss the background
# Wait for the webview to update before geting the preview.
# Important otherwise first preview will miss the background !
while not self.loaded:
Receiver.send_message(u'openlp_process_events')
preview = QtGui.QImage(self.screen[u'size'].width(),
@ -349,11 +334,6 @@ class WebViewer(DisplayWidget):
preview.save("temp.png", "png")
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):
"""
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()
else:
before = time.time()
if self.serviceItem.just_rendered:
self.serviceItem.just_rendered = False
frame, raw_html = self.serviceItem.get_rendered_frame(row)
if self.serviceItem.is_text():
frame = self.display.text(raw_html)
else:
self.displayManager.displayImage(frame)
self.display.image(frame)
if isinstance(frame, QtGui.QImage):
self.SlidePreview.setPixmap(QtGui.QPixmap.fromImage(frame))
else: