Differential D12020 Diff 31588 src/widgets/videomonitorwidget.cpp

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src/widgets/videomonitorwidget.cpp

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21#include <QPushButton> 21​#include <QPushButton>
22#include <QGridLayout> 22​#include <QGridLayout>
23#include <QtMultimediaWidgets/QVideoWidget> 23​#include <QtMultimediaWidgets/QVideoWidget>
24#include <KLocalizedString> 24​#include <KLocalizedString>
25 25​
26 26​
27VideoMonitorWidget::VideoMonitorWidget(QWidget *parent) : 27​VideoMonitorWidget::VideoMonitorWidget(QWidget *parent) :
28 QWidget(parent), 28​ QWidget(parent),
29 _mediaplayer(nullptr, QMediaPlayer::VideoSurface) 29​ _mediaplayer(nullptr, QMediaPlayer::StreamPlayback)
30{ 30​{
31 auto _layout = new QGridLayout(); 31​ auto _layout = new QGridLayout();
32 auto _label = new QLabel(i18n("Source url:")); 32​ auto _label = new QLabel(i18n("Source url:"));
33 _layout->addWidget(_label, 0, 0); 33​ _layout->addWidget(_label, 0, 0);
34 34​
35 auto _sourceCB = new QComboBox(); 35​ auto _sourceCB = new QComboBox();
36 _sourceCB->setEditable(true); 36​ _sourceCB->setEditable(true);
37 _sourceCB->setToolTip(i18n("Valid Urls:\n\ 37​ _sourceCB->setToolTip(i18n("Valid Urls:\n\
38 http://www.example.com/stream.avi\n\ 38​ http://www.example.com/stream.avi\n\
39 rtp://@:1234\n\ 39​ rtp://@:1234\n\
40 mms://mms.examples.com/stream.asx\n\ 40​ mms://mms.examples.com/stream.asx\n\
41 rtsp://server.example.org:8080/test.sdp")); 41​ rtsp://server.example.org:8080/test.sdp"));
42 _layout->addWidget(_sourceCB, 0, 1); 42​ _layout->addWidget(_sourceCB, 0, 1);
43 43​
44 auto _playPB = new QPushButton(); 44​ auto _playPB = new QPushButton();
45 _playPB->setCheckable(true); 45​ _playPB->setCheckable(true);
46 _playPB->setIcon(style()->standardIcon(QStyle::SP_MediaPlay)); 46​ _playPB->setIcon(QIcon::fromTheme("media-playback-start", style()->standardIcon(QStyle::SP_MediaPlay)));
47 _layout->addWidget(_playPB, 0, 2); 47​ _layout->addWidget(_playPB, 0, 2);
48 48​
49 auto _videoWidget = new QVideoWidget(); 49​ auto _videoWidget = new QVideoWidget();
50 _layout->addWidget(_videoWidget, 1, 0, -1, -1); 50​ _layout->addWidget(_videoWidget, 1, 0, -1, -1);
51 51​
52 _errorlabel = new QLabel; 52​ _errorlabel = new QLabel;
53 _layout->addWidget(_errorlabel, 2, 0, 0, -1); 53​ _layout->addWidget(_errorlabel, 2, 0, 0, -1);
54 54​
55 this->setLayout(_layout); 55​ this->setLayout(_layout);
56 56​
57 _mediaplayer.setVideoOutput(_videoWidget); 57​ _mediaplayer.setVideoOutput(_videoWidget);
58 58​
59#ifdef Q_OS_LINUX 59​#ifdef Q_OS_LINUX
60 QStringList sources; 60​ QStringList sources;
61 sources << QString("video*"); 61​ sources << QString("video*");
62 _sourceCB->addItems(QDir("/dev/")\ 62​ _sourceCB->addItems(QDir("/dev/")\
63 .entryList(sources, QDir::System)\ 63​ .entryList(sources, QDir::System)\
64 .replaceInStrings( QRegExp("^"), "v4l2:///dev/")); 64​ .replaceInStrings( QRegExp("^"), "v4l2:///dev/"));
65#endif 65​#endif
66 66​
67 connect(_playPB, &QPushButton::clicked, [this, _playPB, _sourceCB](bool b){ 67​ connect(_playPB, &QPushButton::clicked, [this, _playPB, _sourceCB, _videoWidget](bool b){
68 if(b){ 68​ if(b){
69 _playPB->setIcon(style()->standardIcon(QStyle::SP_MediaPause)); 69​ if(_mediaplayer.state() != QMediaPlayer::PausedState) {
70 QString source = _sourceCB->currentText(); 70​ QString source = _sourceCB->currentText();
71 _mediaplayer.setMedia(QUrl(source)); 71​ _mediaplayer.setMedia(QUrl(source));
72​ }
73​ _playPB->setIcon(QIcon::fromTheme("media-playback-pause", style()->standardIcon(QStyle::SP_MediaPause)));
72 _mediaplayer.play(); 74​ _mediaplayer.play();
73 }else{ 75​ }else{
74 _mediaplayer.pause(); 76​ _mediaplayer.pause();
75 _playPB->setIcon(style()->standardIcon(QStyle::SP_MediaPlay)); 77​ _playPB->setIcon(QIcon::fromTheme("media-playback-start", style()->standardIcon(QStyle::SP_MediaPlay)));
76 } 78​ }
79​ _videoWidget->setVisible(b);
77 }); 80​ });
78 81​
79 typedef void (QMediaPlayer::*ErrorSignal)(QMediaPlayer::Error); 82​ typedef void (QMediaPlayer::*ErrorSignal)(QMediaPlayer::Error);
80 connect(&_mediaplayer, static_cast<ErrorSignal>(&QMediaPlayer::error), 83​ connect(&_mediaplayer, static_cast<ErrorSignal>(&QMediaPlayer::error),
81 this, &VideoMonitorWidget::handleError); 84​ this, &VideoMonitorWidget::handleError);
82} 85​}
83 86​
84 ​
85VideoMonitorWidget::~VideoMonitorWidget() ​
86{ ​
87 ​
88} ​
89 ​
90void VideoMonitorWidget::handleError() 87​void VideoMonitorWidget::handleError()
91{ 88​{
92 const QString errorString = _mediaplayer.errorString(); 89​ const QString errorString = _mediaplayer.errorString();
93 QString message = "Error: "; 90​ QString message = "Error: ";
94 if (errorString.isEmpty()) 91​ if (errorString.isEmpty())
95 message += " #" + QString::number(int(_mediaplayer.error())); 92​ message += " #" + QString::number(int(_mediaplayer.error()));
96 else 93​ else
97 message += errorString; 94​ message += errorString;
98 _errorlabel->setText(message); 95​ _errorlabel->setText(message);
99} 96​}