实例介绍
【实例简介】HTML网页视频播放插件
【实例截图】
【核心代码】
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using Microsoft.DirectX;
using Microsoft.DirectX.AudioVideoPlayback;
using System.IO;
namespace Player
{
public partial class Player : Form
{
public Player()
{
InitializeComponent();
}
public Form Myson;
private Video MyVideo = null;//定义全局的 video
private void Form1_Load(object sender, EventArgs e)
{
list_star();
toolStripButton2.Enabled = false;
toolStripButton3.Enabled = false;
toolStripButton4.Enabled = false;
}
/// <summary>
/// listview初始状态设置
/// </summary>
private void list_star()
{
listView1.View = View.Details;
listView1.FullRowSelect = true;
listView1.GridLines = true;
listView1.Columns.Add("片名", 120);
listView1.Columns.Add("时长", 60);
}
/// <summary>
/// 打开
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void toolStripButton1_Click(object sender, EventArgs e)
{
OpenFileDialog opn = new OpenFileDialog();
opn.InitialDirectory = Application.StartupPath;
opn.Filter = "Media Files|*.mpg;*.avi;*.wma;*.mov;*.wav;*.mp2;*.mp3|All Files|*.*";
if (opn.ShowDialog() == DialogResult.OK)
{
Video_play(opn.FileName);
toolStripButton3.Enabled = true;
toolStripButton4.Enabled = true;
this.Text = opn.SafeFileName;
if (check_name(opn.FileName, opn.SafeFileName, Time_js(MyVideo.Duration)) == 0)
{
list(opn.SafeFileName, Time_js(MyVideo.Duration), opn.FileName);
}
if (MyVideo.State == StateFlags.Running)
{
toolStripStatusLabel1.Text = "播放";
}
timer1.Start();
}
}
/// <summary>
/// 检查列表是否已存在该歌曲
/// </summary>
/// <param name="url"></param>
/// <returns></returns>
private int check_name(string url, string name, string time)
{
int z = 0;
for (int i = 0; i < listView1.Items.Count; i )
{
string t = listView1.Items[i].SubItems[0].Text;
string tt = listView1.Items[i].SubItems[1].Text;
if (url == listView1.Items[i].Tag.ToString() || name == listView1.Items[i].Text.ToString() || time == t || time == tt)
{
z = 1;
}
else
{
continue;
}
}
return z;
}
/// <summary>
/// 播放
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void toolStripButton2_Click(object sender, EventArgs e)
{
MyVideo.Play();
toolStripButton2.Enabled = false;
toolStripButton3.Enabled = true;
toolStripButton4.Enabled = true;
toolStripStatusLabel1.Text = "播放";
}
/// <summary>
/// 暂停
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void toolStripButton3_Click(object sender, EventArgs e)
{
MyVideo.Pause();
toolStripButton2.Enabled = true;
toolStripButton3.Enabled = false;
toolStripButton4.Enabled = true;
toolStripStatusLabel1.Text = "暂停";
}
/// <summary>
/// 列表信息
/// </summary>
/// <param name="text"></param>
/// <param name="time"></param>
/// <param name="url"></param>
private void list(string text, string time, string url)
{
ListViewItem lvi = new ListViewItem();
lvi.Text = text;
lvi.SubItems.Add(time);
lvi.Tag = url;
listView1.Items.Add(lvi);
}
/// <summary>
/// 停止
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void toolStripButton4_Click(object sender, EventArgs e)
{
MyVideo.Stop();
toolStripButton4.Enabled = false;
toolStripButton3.Enabled = false;
toolStripButton2.Enabled = true;
toolStripStatusLabel1.Text = "停止";
this.toolStripStatusLabel2.Text = "00:00:00";
}
/// <summary>
/// 时间
/// </summary>
private void Time()
{
if (MyVideo!=null)
{
this.toolStripStatusLabel3.Text = Time_js(MyVideo.Duration);
this.toolStripStatusLabel2.Text = Time_js(MyVideo.CurrentPosition);
}
else
{
this.toolStripStatusLabel2.Text = "00:00:00";
this.toolStripStatusLabel3.Text = "00:00:00";
}
}
/// <summary>
/// 时间的格式计算
/// </summary>
/// <param name="time"></param>
/// <returns></returns>
private string Time_js(double time)
{
int s = (int)time;
int h = s / 3600;
int m = (s - (h * 3600)) / 60;
s = s - (h * 3600 m * 60);
return String.Format("{0:D2}:{1:D2}:{2:D2}", h, m, s);
}
/// <summary>
/// timer
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void timer1_Tick(object sender, EventArgs e)
{
if (MyVideo.State == StateFlags.Running)
{
Time();
}
}
/// <summary>
/// 双击事件
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void listView1_MouseDoubleClick(object sender, MouseEventArgs e)
{
string path = listView1.SelectedItems[0].Tag.ToString();
if (File.Exists(path))
{
MessageBox.Show("文件不存在");
}
else
{
Video_play(path);
}
}
/// <summary>
/// 视频播放
/// </summary>
/// <param name="path"></param>
private void Video_play(string path)
{
int height = panel1.Height;
int width = panel1.Width;
if (MyVideo != null)
{
MyVideo.Dispose();
}
MyVideo = new Video(path);
MyVideo.Owner = panel1;
panel1.Width = width;
panel1.Height = height;
MyVideo.Play();
}
private void 定时关闭ToolStripMenuItem_Click(object sender, EventArgs e)
{
if (Myson!=null)
{
Myson.Show();
}
else
{
Time t = new Time();
Myson = t;
t.Show();
}
}
private void 转码ToolStripMenuItem_Click(object sender, EventArgs e)
{
Zm z = new Zm();
z.Show();
}
}
}
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