VideoPageWidget.qml 7.83 KB
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/****************************************************************************
 *
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 * (c) 2009-2020 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
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 *
 * QGroundControl is licensed according to the terms in the file
 * COPYING.md in the root of the source code directory.
 *
 ****************************************************************************/

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import QtQuick                  2.11
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import QtPositioning            5.2
import QtQuick.Layouts          1.2
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import QtQuick.Controls         2.4
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import QtQuick.Dialogs          1.2
import QtGraphicalEffects       1.0

import QGroundControl                   1.0
import QGroundControl.ScreenTools       1.0
import QGroundControl.Controls          1.0
import QGroundControl.Palette           1.0
import QGroundControl.Vehicle           1.0
import QGroundControl.Controllers       1.0
import QGroundControl.FactSystem        1.0
import QGroundControl.FactControls      1.0

/// Video streaming page for Instrument Panel PageView
Item {
    width:              pageWidth
    height:             videoGrid.height + (ScreenTools.defaultFontPixelHeight * 2)
    anchors.margins:    ScreenTools.defaultFontPixelWidth * 2
    anchors.centerIn:   parent

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    property bool   _communicationLost:     activeVehicle ? activeVehicle.connectionLost : false
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    property var    _videoReceiver:         QGroundControl.videoManager.videoReceiver
    property bool   _recordingVideo:        _videoReceiver && _videoReceiver.recording
    property bool   _videoRunning:          _videoReceiver && _videoReceiver.videoRunning
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    property bool   _streamingEnabled:      QGroundControl.settingsManager.videoSettings.streamConfigured
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    property var    _dynamicCameras:        activeVehicle ? activeVehicle.dynamicCameras : null
    property int    _curCameraIndex:        _dynamicCameras ? _dynamicCameras.currentCamera : 0
    property bool   _isCamera:              _dynamicCameras ? _dynamicCameras.cameras.count > 0 : false
    property var    _camera:                _isCamera ? (_dynamicCameras.cameras.get(_curCameraIndex) && _dynamicCameras.cameras.get(_curCameraIndex).paramComplete ? _dynamicCameras.cameras.get(_curCameraIndex) : null) : null
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    QGCPalette { id:qgcPal; colorGroupEnabled: true }
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    GridLayout {
        id:                 videoGrid
        columns:            2
        columnSpacing:      ScreenTools.defaultFontPixelWidth * 2
        rowSpacing:         ScreenTools.defaultFontPixelHeight
        anchors.centerIn:   parent
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        Connections {
            // For some reason, the normal signal is not reflected in the control below
            target: QGroundControl.settingsManager.videoSettings.streamEnabled
            onRawValueChanged: {
                enableSwitch.checked = QGroundControl.settingsManager.videoSettings.streamEnabled.rawValue
            }
        }
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        // Enable/Disable Video Streaming
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        QGCLabel {
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           text:                qsTr("Enable Stream")
           font.pointSize:      ScreenTools.smallFontPointSize
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           visible:             !_camera || !_camera.autoStream
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        }
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        QGCSwitch {
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            id:                 enableSwitch
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            visible:            !_camera || !_camera.autoStream
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            enabled:            _streamingEnabled
            checked:            QGroundControl.settingsManager.videoSettings.streamEnabled.rawValue
            Layout.alignment:   Qt.AlignHCenter
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            onClicked: {
                if(checked) {
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                    QGroundControl.settingsManager.videoSettings.streamEnabled.rawValue = 1
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                    _videoReceiver.start()
                } else {
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                    QGroundControl.settingsManager.videoSettings.streamEnabled.rawValue = 0
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                    _videoReceiver.stop()
                }
            }
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        }
        // Grid Lines
        QGCLabel {
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           text:                qsTr("Grid Lines")
           font.pointSize:      ScreenTools.smallFontPointSize
           visible:             QGroundControl.videoManager.isGStreamer && QGroundControl.settingsManager.videoSettings.gridLines.visible
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        }
        QGCSwitch {
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            enabled:            _streamingEnabled && activeVehicle
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            checked:            QGroundControl.settingsManager.videoSettings.gridLines.rawValue
            visible:            QGroundControl.videoManager.isGStreamer && QGroundControl.settingsManager.videoSettings.gridLines.visible
            Layout.alignment:   Qt.AlignHCenter
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            onClicked: {
                if(checked) {
                    QGroundControl.settingsManager.videoSettings.gridLines.rawValue = 1
                } else {
                    QGroundControl.settingsManager.videoSettings.gridLines.rawValue = 0
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                }
            }
        }
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        //-- Video Fit
        QGCLabel {
            text:               qsTr("Video Screen Fit")
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            visible:            QGroundControl.videoManager.isGStreamer
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            font.pointSize:     ScreenTools.smallFontPointSize
        }
        FactComboBox {
            fact:               QGroundControl.settingsManager.videoSettings.videoFit
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            visible:            QGroundControl.videoManager.isGStreamer
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            indexModel:         false
            Layout.alignment:   Qt.AlignHCenter
        }
        //-- Video Recording
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        QGCLabel {
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           text:            _recordingVideo ? qsTr("Stop Recording") : qsTr("Record Stream")
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           font.pointSize:  ScreenTools.smallFontPointSize
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           visible:         QGroundControl.videoManager.isGStreamer
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        }
        // Button to start/stop video recording
        Item {
            anchors.margins:    ScreenTools.defaultFontPixelHeight / 2
            height:             ScreenTools.defaultFontPixelHeight * 2
            width:              height
            Layout.alignment:   Qt.AlignHCenter
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            visible:            QGroundControl.videoManager.isGStreamer
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            Rectangle {
                id:                 recordBtnBackground
                anchors.top:        parent.top
                anchors.bottom:     parent.bottom
                width:              height
                radius:             _recordingVideo ? 0 : height
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                color:              (_videoRunning && _streamingEnabled) ? "red" : "gray"
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                SequentialAnimation on opacity {
                    running:        _recordingVideo
                    loops:          Animation.Infinite
                    PropertyAnimation { to: 0.5; duration: 500 }
                    PropertyAnimation { to: 1.0; duration: 500 }
                }
            }
            QGCColoredImage {
                anchors.top:                parent.top
                anchors.bottom:             parent.bottom
                anchors.horizontalCenter:   parent.horizontalCenter
                width:                      height * 0.625
                sourceSize.width:           width
                source:                     "/qmlimages/CameraIcon.svg"
                visible:                    recordBtnBackground.visible
                fillMode:                   Image.PreserveAspectFit
                color:                      "white"
            }
            MouseArea {
                anchors.fill:   parent
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                enabled:        _videoRunning && _streamingEnabled
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                onClicked: {
                    if (_recordingVideo) {
                        _videoReceiver.stopRecording()
                        // reset blinking animation
                        recordBtnBackground.opacity = 1
                    } else {
                        _videoReceiver.startRecording()
                    }
                }
            }
        }
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        QGCLabel {
            text:               qsTr("Video Streaming Not Configured")
            font.pointSize:     ScreenTools.smallFontPointSize
            visible:            !_streamingEnabled
            Layout.columnSpan:  2
        }
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    }
}