4 button
1 picturebox
1 listbox
1 label(isteğe bağlı)
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PHP Code:
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Imports System
Imports System.IO
Imports System.Runtime.InteropServices
Imports Microsoft.Win32
Public Class Form1
Inherits System.Windows.Forms.Form
Const WM_CAP_START = &H400S
Const WS_CHILD = &H40000000
Const WS_VISIBLE = &H10000000
Const WM_CAP_DRIVER_CONNECT = WM_CAP_START + 10
Const WM_CAP_DRIVER_DISCONNECT = WM_CAP_START + 11
Const WM_CAP_EDIT_COPY = WM_CAP_START + 30
Const WM_CAP_SEQUENCE = WM_CAP_START + 62
Const WM_CAP_FILE_SAVEAS = WM_CAP_START + 23
Const WM_CAP_SET_SCALE = WM_CAP_START + 53
Const WM_CAP_SET_PREVIEWRATE = WM_CAP_START + 52
Const WM_CAP_SET_PREVIEW = WM_CAP_START + 50
Const SWP_NOMOVE = &H2S
Const SWP_NOSIZE = 1
Const SWP_NOZORDER = &H4S
Const HWND_BOTTOM = 1
Declare Function capGetDriverDescriptionA Lib "avicap32.dll" _
(ByVal wDriverIndex As Short, _
ByVal lpszName As String, ByVal cbName As Integer, _
ByVal lpszVer As String, _
ByVal cbVer As Integer) As Boolean
Declare Function capCreateCaptureWindowA Lib "avicap32.dll" _
(ByVal lpszWindowName As String, ByVal dwStyle As Integer, _
ByVal x As Integer, ByVal y As Integer, ByVal nWidth As Integer, _
ByVal nHeight As Short, ByVal hWnd As Integer, _
ByVal nID As Integer) As Integer
Declare Function SendMessage Lib "user32" Alias "SendMessageA" _
(ByVal hwnd As Integer, ByVal Msg As Integer, _
ByVal wParam As Integer, _
ByVal lParam As Object) As Integer
Declare Function SetWindowPos Lib "user32" Alias "SetWindowPos" _
(ByVal hwnd As Integer, _
ByVal hWndInsertAfter As Integer, ByVal x As Integer, _
ByVal y As Integer, _
ByVal cx As Integer, ByVal cy As Integer, _
ByVal wFlags As Integer) As Integer
Declare Function DestroyWindow Lib "user32" _
(ByVal hndw As Integer) As Boolean
Dim CamSource As Integer
Dim hWnd As Integer
Private Sub cameraSource()
Dim DriverName As String = Space(80)
Dim DriverVersion As String = Space(80)
For i As Integer = 0 To 9
If capGetDriverDescriptionA(i, DriverName, 80, _
DriverVersion, 80) Then
ListBox1.Items.Add(DriverName.Trim)
End If
Next
End Sub
Private Sub previewCamera(ByVal pbCtrl As PictureBox)
hWnd = capCreateCaptureWindowA(CamSource, _
WS_VISIBLE Or WS_CHILD, 0, 0, 0, _
0, pbCtrl.Handle.ToInt32, 0)
If SendMessage( _
hWnd, WM_CAP_DRIVER_CONNECT, _
CamSource, 0) Then
SendMessage(hWnd, WM_CAP_SET_SCALE, True, 0)
SendMessage(hWnd, WM_CAP_SET_PREVIEWRATE, 30, 0)
SendMessage(hWnd, WM_CAP_SET_PREVIEW, True, 0)
SetWindowPos(hWnd, HWND_BOTTOM, 0, 0, _
pbCtrl.Width, pbCtrl.Height, _
SWP_NOMOVE Or SWP_NOZORDER)
Else
DestroyWindow(hWnd)
End If
End Sub
Private Sub stopPreviewCamera()
SendMessage(hWnd, WM_CAP_DRIVER_DISCONNECT, CamSource, 0)
DestroyWindow(hWnd)
End Sub
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
cameraSource()
Button4.Enabled = False
Button1.Enabled = False
Button2.Enabled = False
Button3.Enabled = False
End Sub
Private Sub ListBox1_DoubleClick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ListBox1.DoubleClick
Label1.Visible = False
previewCamera(PictureBox1)
Button1.Enabled = True
Button4.Enabled = False
Button2.Enabled = True
End Sub
Private Sub ListBox1_SelectedIndexChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ListBox1.SelectedIndexChanged
CamSource = ListBox1.SelectedIndex
End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
stopPreviewCamera()
Button4.Enabled = True
Button1.Enabled = False
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
Button3.Enabled = True
Button2.Enabled = False
SendMessage(hWnd, WM_CAP_SEQUENCE, 0, 0)
End Sub
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
Dim save As Integer
save = MsgBox("Video Kaydedilsin mi?", MsgBoxStyle.YesNo + MsgBoxStyle.Information, "Kayıt")
If (save = MsgBoxResult.Yes) Then
Dim saveName As New SaveFileDialog
saveName.Filter = "Avi file(*.avi)|*.avi"
If saveName.ShowDialog = Windows.Forms.DialogResult.OK Then
SendMessage(hWnd, WM_CAP_FILE_SAVEAS, 0, saveName.FileName)
End If
End If
Me.Cursor = System.Windows.Forms.Cursors.Default
Button2.Enabled = True
Button3.Enabled = False
End Sub
Private Sub Button4_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button4.Click
CamSource = ListBox1.SelectedIndex
previewCamera(PictureBox1)
Button4.Enabled = False
Button1.Enabled = True
End Sub
End Class
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