LibVLC SampleCode Qt

This sample code will render a video into a Qt QWidget.

This was tested with vlc-0.9.9 and Qt 4.5.1 on WinXP.

main.cpp:

/* libVLC and Qt sample code
 * Copyright © 2009 Alexander Maringer <maringer@maringer-it.de>
 */

#include "vlc_on_qt.h"
#include <QtGui/QApplication>

int main(int argc, char *argv[])
{
    QApplication a(argc, argv);
    Player p;
    p.resize(640,480);
    p.playFile("rtp://@:2626");
    p.show();
    return a.exec();
}

vlc_on_qt.h:

/* libVLC and Qt sample code
 * Copyright © 2009 Alexander Maringer <maringer@maringer-it.de>
 */
#ifndef VLC_ON_QT_H
#define VLC_ON_QT_H

#include <vlc/vlc.h>

#include <QWidget>

class QProcess;
class QVBoxLayout;
class QWidget;
class QSizePolicy;
class QPushButton;
class QTextEdit;
class QCloseEvent;
class QTimer;
class QDebug;
class QFrame;
class QSlider;

#define POSITION_RESOLUTION 10000

class Player : public QWidget
{
    Q_OBJECT
    QSlider *_positionSlider;
    QSlider *_volumeSlider;
    QFrame *_videoWidget;
    QTimer *poller;
    bool _isPlaying;
    libvlc_exception_t _vlcexcep;
    libvlc_instance_t *_vlcinstance;
    libvlc_media_player_t *_mp;
    libvlc_media_t *_m;
    libvlc_media_list_t *_ml;
    libvlc_media_list_player_t * _mlp;

public:
    Player();
    ~Player();
    void raise(libvlc_exception_t * ex);

public slots:
    void playFile(QString file);
    void updateInterface();
    void changeVolume(int newVolume);
    void changePosition(int newPosition);

};
#endif