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Diffstat (limited to 'examples/multimedia/camera.py')
| -rw-r--r-- | examples/multimedia/camera.py | 169 |
1 files changed, 0 insertions, 169 deletions
diff --git a/examples/multimedia/camera.py b/examples/multimedia/camera.py deleted file mode 100644 index d58b526d9..000000000 --- a/examples/multimedia/camera.py +++ /dev/null @@ -1,169 +0,0 @@ - -############################################################################# -## -## Copyright (C) 2017 The Qt Company Ltd. -## Contact: http://www.qt.io/licensing/ -## -## This file is part of the Qt for Python examples of the Qt Toolkit. -## -## $QT_BEGIN_LICENSE:BSD$ -## You may use this file under the terms of the BSD license as follows: -## -## "Redistribution and use in source and binary forms, with or without -## modification, are permitted provided that the following conditions are -## met: -## * Redistributions of source code must retain the above copyright -## notice, this list of conditions and the following disclaimer. -## * Redistributions in binary form must reproduce the above copyright -## notice, this list of conditions and the following disclaimer in -## the documentation and/or other materials provided with the -## distribution. -## * Neither the name of The Qt Company Ltd nor the names of its -## contributors may be used to endorse or promote products derived -## from this software without specific prior written permission. -## -## -## THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -## "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -## LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -## A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -## OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -## SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -## LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -## DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -## THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -## (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -## OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -## -## $QT_END_LICENSE$ -## -############################################################################# - -"""PySide2 Multimedia Camera Example""" - -import os, sys -from PySide2.QtCore import QDate, QDir, QStandardPaths, Qt, QUrl -from PySide2.QtGui import QGuiApplication, QDesktopServices, QIcon -from PySide2.QtGui import QImage, QPixmap -from PySide2.QtWidgets import (QAction, QApplication, QHBoxLayout, QLabel, - QMainWindow, QPushButton, QTabWidget, QToolBar, QVBoxLayout, QWidget) -from PySide2.QtMultimedia import QCamera, QCameraImageCapture, QCameraInfo -from PySide2.QtMultimediaWidgets import QCameraViewfinder - -class ImageView(QWidget): - def __init__(self, previewImage, fileName): - super(ImageView, self).__init__() - - self.fileName = fileName - - mainLayout = QVBoxLayout(self) - self.imageLabel = QLabel() - self.imageLabel.setPixmap(QPixmap.fromImage(previewImage)) - mainLayout.addWidget(self.imageLabel) - - topLayout = QHBoxLayout() - self.fileNameLabel = QLabel(QDir.toNativeSeparators(fileName)) - self.fileNameLabel.setTextInteractionFlags(Qt.TextBrowserInteraction) - - topLayout.addWidget(self.fileNameLabel) - topLayout.addStretch() - copyButton = QPushButton("Copy") - copyButton.setToolTip("Copy file name to clipboard") - topLayout.addWidget(copyButton) - copyButton.clicked.connect(self.copy) - launchButton = QPushButton("Launch") - launchButton.setToolTip("Launch image viewer") - topLayout.addWidget(launchButton) - launchButton.clicked.connect(self.launch) - mainLayout.addLayout(topLayout) - - def copy(self): - QGuiApplication.clipboard().setText(self.fileNameLabel.text()) - - def launch(self): - QDesktopServices.openUrl(QUrl.fromLocalFile(self.fileName)) - -class MainWindow(QMainWindow): - def __init__(self): - super(MainWindow, self).__init__() - - self.cameraInfo = QCameraInfo.defaultCamera() - self.camera = QCamera(self.cameraInfo) - self.camera.setCaptureMode(QCamera.CaptureStillImage) - self.imageCapture = QCameraImageCapture(self.camera) - self.imageCapture.imageCaptured.connect(self.imageCaptured) - self.imageCapture.imageSaved.connect(self.imageSaved) - self.currentPreview = QImage() - - toolBar = QToolBar() - self.addToolBar(toolBar) - - fileMenu = self.menuBar().addMenu("&File") - shutterIcon = QIcon(os.path.join(os.path.dirname(__file__), - "shutter.svg")) - self.takePictureAction = QAction(shutterIcon, "&Take Picture", self, - shortcut="Ctrl+T", - triggered=self.takePicture) - self.takePictureAction.setToolTip("Take Picture") - fileMenu.addAction(self.takePictureAction) - toolBar.addAction(self.takePictureAction) - - exitAction = QAction(QIcon.fromTheme("application-exit"), "E&xit", - self, shortcut="Ctrl+Q", triggered=self.close) - fileMenu.addAction(exitAction) - - aboutMenu = self.menuBar().addMenu("&About") - aboutQtAction = QAction("About &Qt", self, triggered=qApp.aboutQt) - aboutMenu.addAction(aboutQtAction) - - self.tabWidget = QTabWidget() - self.setCentralWidget(self.tabWidget) - - self.cameraViewfinder = QCameraViewfinder() - self.camera.setViewfinder(self.cameraViewfinder) - self.tabWidget.addTab(self.cameraViewfinder, "Viewfinder") - - if self.camera.status() != QCamera.UnavailableStatus: - name = self.cameraInfo.description() - self.setWindowTitle("PySide2 Camera Example (" + name + ")") - self.statusBar().showMessage("Starting: '" + name + "'", 5000) - self.camera.start() - else: - self.setWindowTitle("PySide2 Camera Example") - self.takePictureAction.setEnabled(False) - self.statusBar().showMessage("Camera unavailable", 5000) - - def nextImageFileName(self): - picturesLocation = QStandardPaths.writableLocation(QStandardPaths.PicturesLocation) - dateString = QDate.currentDate().toString("yyyyMMdd") - pattern = picturesLocation + "/pyside2_camera_" + dateString + "_{:03d}.jpg" - n = 1 - while True: - result = pattern.format(n) - if not os.path.exists(result): - return result - n = n + 1 - return None - - def takePicture(self): - self.currentPreview = QImage() - self.camera.searchAndLock() - self.imageCapture.capture(self.nextImageFileName()) - self.camera.unlock() - - def imageCaptured(self, id, previewImage): - self.currentPreview = previewImage - - def imageSaved(self, id, fileName): - index = self.tabWidget.count() - imageView = ImageView(self.currentPreview, fileName) - self.tabWidget.addTab(imageView, "Capture #{}".format(index)) - self.tabWidget.setCurrentIndex(index) - -if __name__ == '__main__': - app = QApplication(sys.argv) - mainWin = MainWindow() - availableGeometry = app.desktop().availableGeometry(mainWin) - mainWin.resize(availableGeometry.width() / 3, availableGeometry.height() / 2) - mainWin.show() - sys.exit(app.exec_()) |