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❷ 濡備綍鐢╲b璋冪敤鎽勫儚澶
鐢ㄤ笅闈㈢殑浠ｇ爜灏卞彲浠ワ細
Private Declare Function capCreateCaptureWindow Lib "avicap32.dll" _
Alias "capCreateCaptureWindowA" ( _
ByVal lpszWindowName As String, _
ByVal dwStyle As Long, _
ByVal x As Long, _
ByVal y As Long, _
ByVal nWidth As Long, _
ByVal nHeight As Long, _
ByVal hWndParent As Long, _
ByVal nID As Long) As Long
Private Const WS_CHILD = &H40000000
Private Const WS_VISIBLE = &H10000000
Private Const WM_USER = &H400
Private Const WM_CAP_START = &H400
Private Const WM_CAP_EDIT_COPY = (WM_CAP_START + 30)
Private Const WM_CAP_DRIVER_CONNECT = (WM_CAP_START + 10)
Private Const WM_CAP_SET_PREVIEWRATE = (WM_CAP_START + 52)
Private Const WM_CAP_SET_OVERLAY = (WM_CAP_START + 51)
Private Const WM_CAP_SET_PREVIEW = (WM_CAP_START + 50)
Private Const WM_CAP_DRIVER_DISCONNECT = (WM_CAP_START + 11)
Private Preview_Handle As Long
Private Declare Function SendMessage Lib "user32" _
Alias "SendMessageA" ( _
ByVal hwnd As Long, _
ByVal wMsg As Long, _
ByVal wParam As Long, _
lParam As Any) As Long
Private Function CapturePicture(nCaptureHandle As Long) As StdPicture
Clipboard.Clear
SendMessage nCaptureHandle, WM_CAP_EDIT_COPY, 0, 0
Set CapturePicture = Clipboard.GetData
End Function
Private Sub Command1_Click()
SavePicture Picture1.Picture, "c:\a.bmp"
End Sub
Private Sub Command2_Click()
Picture1.Picture = CapturePicture(Preview_Handle)
End Sub
Private Sub Form_Load()
Preview_Handle = capCreateCaptureWindow("Video", WS_CHILD + WS_VISIBLE, 2, 2, 220, 156, Me.hwnd, 1)
SendMessage Preview_Handle, WM_CAP_DRIVER_CONNECT, 0, 0
SendMessage Preview_Handle, WM_CAP_SET_PREVIEWRATE, 1, 0
SendMessage Preview_Handle, WM_CAP_SET_PREVIEW, 1, 0
End Sub
Private Sub Form_Unload(Cancel As Integer)
SendMessage Preview_Handle, WM_CAP_DRIVER_DISCONNECT, 0, 0
End Sub
❸ 在电脑上监控摄像头需要什么控件吗最好是OCX的，我想嵌入到VB做的窗口中，哪位达人给解答一下，
本人用的微方摄像头监控软件（在天空软件里有）
很好用 还能同步录音有不懂再追问