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Diffstat (limited to 'examples/multimedia/video/qmlvideo/qml/qmlvideo/Content.qml')
| -rw-r--r-- | examples/multimedia/video/qmlvideo/qml/qmlvideo/Content.qml | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/examples/multimedia/video/qmlvideo/qml/qmlvideo/Content.qml b/examples/multimedia/video/qmlvideo/qml/qmlvideo/Content.qml new file mode 100644 index 000000000..dc1079bf7 --- /dev/null +++ b/examples/multimedia/video/qmlvideo/qml/qmlvideo/Content.qml @@ -0,0 +1,164 @@ +/**************************************************************************** +** +** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies). +** Contact: http://www.qt-project.org/legal +** +** This file is part of the Qt Mobility Components. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and Digia. For licensing terms and +** conditions see http://qt.digia.com/licensing. For further information +** use the contact form at http://qt.digia.com/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Digia gives you certain additional +** rights. These rights are described in the Digia Qt LGPL Exception +** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +import QtQuick 2.0 + +Rectangle { + id: root + border.color: "white" + border.width: showBorder ? 1 : 0 + color: "transparent" + property string contentType // "camera" or "video" + property string source + property real volume + property bool dummy: false + property bool autoStart: true + property bool started: false + property bool showFrameRate: false + property bool showBorder: false + + signal initialized + signal error + signal videoFramePainted + + Loader { + id: contentLoader + } + + Connections { + id: framePaintedConnection + onFramePainted: { + if (frameRateLoader.item) + frameRateLoader.item.notify() + root.videoFramePainted() + } + ignoreUnknownSignals: true + } + + Connections { + id: errorConnection + onFatalError: { + console.log("[qmlvideo] Content.onFatalError") + stop() + root.error() + } + ignoreUnknownSignals: true + } + + Loader { + id: frameRateLoader + source: root.showFrameRate ? "../frequencymonitor/FrequencyItem.qml" : "" + onLoaded: { + item.parent = root + item.anchors.top = root.top + item.anchors.right = root.right + item.anchors.margins = 10 + } + } + + onWidthChanged: { + if (contentItem()) + contentItem().width = width + } + + onHeightChanged: { + if (contentItem()) + contentItem().height = height + } + + function initialize() { + console.log("[qmlvideo] Content.initialize: contentType " + contentType) + if ("video" == contentType) { + console.log("[qmlvideo] Content.initialize: loading VideoItem.qml") + contentLoader.source = "VideoItem.qml" + if (Loader.Error == contentLoader.status) { + console.log("[qmlvideo] Content.initialize: loading VideoDummy.qml") + contentLoader.source = "VideoDummy.qml" + dummy = true + } + contentLoader.item.volume = volume + } else if ("camera" == contentType) { + console.log("[qmlvideo] Content.initialize: loading CameraItem.qml") + contentLoader.source = "CameraItem.qml" + if (Loader.Error == contentLoader.status) { + console.log("[qmlvideo] Content.initialize: loading CameraDummy.qml") + contentLoader.source = "CameraDummy.qml" + dummy = true + } + } else { + console.log("[qmlvideo] Content.initialize: error: invalid contentType") + } + if (contentLoader.item) { + contentLoader.item.sizeChanged.connect(updateRootSize) + contentLoader.item.parent = root + contentLoader.item.width = root.width + framePaintedConnection.target = contentLoader.item + errorConnection.target = contentLoader.item + if (root.autoStart) + root.start() + } + console.log("[qmlvideo] Content.initialize: complete") + root.initialized() + } + + function start() { + console.log("[qmlvideo] Content.start") + if (contentLoader.item) { + if (root.contentType == "video") + contentLoader.item.mediaSource = root.source + contentLoader.item.start() + root.started = true + } + } + + function stop() { + console.log("[qmlvideo] Content.stop") + if (contentLoader.item) { + contentLoader.item.stop() + if (root.contentType == "video") + contentLoader.item.mediaSource = "" + root.started = false + } + } + + function contentItem() { return contentLoader.item } + function updateRootSize() { root.height = contentItem().height } +} |