Search icon CANCEL
Arrow left icon
Explore Products
Best Sellers
New Releases
Books
Videos
Audiobooks
Learning Hub
Conferences
Free Learning
Arrow right icon
Arrow up icon
GO TO TOP
Application Development with Qt Creator - Second Edition

You're reading from   Application Development with Qt Creator - Second Edition Design and build dazzling cross-platform applications using Qt and Qt Quick

Arrow left icon
Product type Paperback
Published in Nov 2014
Publisher Packt
ISBN-13 9781784398675
Length 264 pages
Edition 2nd Edition
Languages
Tools
Arrow right icon
Toc

Table of Contents (15) Chapters Close

Preface 1. Getting Started with Qt Creator 2. Building Applications with Qt Creator FREE CHAPTER 3. Designing Your Application with Qt Designer 4. Qt Foundations 5. Developing Applications with Qt Widgets 6. Drawing with Qt 7. Doing More with Qt Quick 8. Multimedia and Qt Quick 9. Sensors and Qt Quick 10. Localizing Your Application with Qt Linguist 11. Optimizing Performance with Qt Creator 12. Developing Mobile Applications with Qt Creator 13. Qt Tips and Tricks Index

Playing video clips


Playing video is as easy as playing audio; there's a Video type that supports playing the video and displaying the video on the display. Here's a video player that plays video when you click on it and pauses and restarts the playback when you press the Space bar:

import QtQuick 2.3
import QtMultimedia 5.0

Video {
    id: video
    width : 800
    height : 600
    source: "video.avi"

    MouseArea {
        anchors.fill: parent
        onClicked: {
            video.play()
        }
    }

    focus: true
    Keys.onSpacePressed: 
        video.playbackState == MediaPlayer.PlayingState ? 
            video.pause() : 
            video.play()
}

The Keys type emits signals for the various keys that are pressed; here, we're tying the spacePressed signal to a script that pauses and plays a video.

Most of the properties of Video are the same as of Audio, except that there's no metaData property. It's a subclass of Item, so the usual positioning properties such as anchors, x...

lock icon The rest of the chapter is locked
Register for a free Packt account to unlock a world of extra content!
A free Packt account unlocks extra newsletters, articles, discounted offers, and much more. Start advancing your knowledge today.
Unlock this book and the full library FREE for 7 days
Get unlimited access to 7000+ expert-authored eBooks and videos courses covering every tech area you can think of
Renews at $19.99/month. Cancel anytime