VB利用PictureBox控件播放GIF动画

'改了一下，限定图像缩放到Picture1的大小
'在PictureBox控件中显示GIF动画（图片）,凡有句柄hwnd的窗体控件均可以
Option Explicit
 
'调用运动图像播放类型库Quartz.dll,在c:windowssystem32目录下
Private pMC As FilgraphManager '定义pMC为FilgraphManager对象
Private pVW As IVideoWindow '定义pVW为IVideoWindow对象
'Public pVP As IMediaPosition
'Public pBV As IBasicVideo
 
'播放GIF动画
Private Sub Command1_Click()
        On Error Resume Next
        Set pMC = New FilgraphManager
        pMC.Stop
        'Set pVP = pMC
        'pVP.StopTime = 0
        pMC.RenderFile ""
         
         
        On Error GoTo Lhandle
        pMC.RenderFile "E:offline.gif" '加载GIF动画，并在PictureBox中播放
        'Set pVP = pMC
        's = Str(pVP.Duration)
         
        On Error Resume Next
        Set pVW = pMC
        pVW.WindowStyle = CLng(&H6000000)
         
        '限定图像在Picture1的大小中
        pVW.Left = 0: pVW.Top = 0
        pVW.Width = Picture1.ScaleWidth
        pVW.Height = Picture1.ScaleHeight
         
        pVW.Owner = Picture1.hWnd '在Picture1中播放
        pVW.MessageDrain = Picture1.hWnd '此行非常重要，用来定义图像的右键菜单所必须
        pMC.Run '一直播放
         
        Exit Sub
Lhandle:
        MsgBox ("加载文件错误！")
End Sub
 
'停止播放GIF动画
Private Sub Command2_Click()
        pMC.Stop
        Set pVW = Nothing
        Set pMC = Nothing
End Sub
 
Private Sub Form_Load()
        Me.ScaleMode = 3
        Picture1.ScaleMode = 3
End Sub

（编辑：李大同）

【声明】本站内容均来自网络，其相关言论仅代表作者个人观点，不代表本站立场。若无意侵犯到您的权利，请及时与联系站长删除相关内容!