帮我用c# 写一个vlc播放器
时间: 2023-08-02 11:16:21 浏览: 110
好的,以下是一个基本的 C# VLC 播放器的代码:
```csharp
using System;
using System.Windows.Forms;
using Vlc.DotNet.Core;
using Vlc.DotNet.Core.Interops;
namespace VLCPlayer
{
public partial class Form1 : Form
{
private VlcControl vlcControl;
public Form1()
{
InitializeComponent();
// 创建 VlcControl 控件
vlcControl = new VlcControl();
vlcControl.Dock = DockStyle.Fill;
this.Controls.Add(vlcControl);
// 初始化 VLC 引擎
var vlcLibDirectory = new DirectoryInfo(@"C:\Program Files\VideoLAN\VLC");
var options = new string[]
{
"-I", "dummy", "--no-osd",
"--verbose=2", "--no-sub-autodetect-file",
"--no-snapshot-preview", "--no-video-title-show",
"--no-disable-screensaver"
};
vlcControl.SetMediaPlayer(MediaPlayerFactory.CreatePlayer(new DirectoryInfo(vlcLibDirectory.FullName), options));
// 绑定 VLC 事件
vlcControl.LengthChanged += VlcControl_LengthChanged;
vlcControl.Playing += VlcControl_Playing;
vlcControl.Stopped += VlcControl_Stopped;
}
private void VlcControl_LengthChanged(object sender, VlcMediaPlayerLengthChangedEventArgs e)
{
// 更新进度条的最大值
trackBar1.Maximum = (int)e.NewLength;
}
private void VlcControl_Playing(object sender, VlcMediaPlayerPlayingEventArgs e)
{
// 开始刷新进度条
timer1.Start();
}
private void VlcControl_Stopped(object sender, VlcMediaPlayerStoppedEventArgs e)
{
// 停止刷新进度条
timer1.Stop();
}
private void button1_Click(object sender, EventArgs e)
{
// 打开文件
OpenFileDialog dialog = new OpenFileDialog();
dialog.Filter = "视频文件 (*.mp4;*.avi;*.flv)|*.mp4;*.avi;*.flv";
if (dialog.ShowDialog() == DialogResult.OK)
{
vlcControl.SetMedia(new Uri(dialog.FileName));
}
}
private void button2_Click(object sender, EventArgs e)
{
// 播放/暂停
if (vlcControl.IsPlaying)
{
vlcControl.Pause();
}
else
{
vlcControl.Play();
}
}
private void button3_Click(object sender, EventArgs e)
{
// 停止
vlcControl.Stop();
}
private void trackBar1_Scroll(object sender, EventArgs e)
{
// 跳转到指定位置
vlcControl.Time = trackBar1.Value;
}
private void timer1_Tick(object sender, EventArgs e)
{
// 更新进度条的当前值
trackBar1.Value = (int)vlcControl.Time;
}
}
}
```
需要添加 `Vlc.DotNet.Core` 这个 NuGet 包,代码中使用了 `VlcControl` 控件和 `MediaPlayerFactory` 类,可以通过它们来控制 VLC 的播放。界面上有三个按钮,分别是打开文件、播放/暂停和停止,还有一个进度条,用于显示和调整播放进度。另外还有一个计时器,用于定时更新进度条的值。