อยากทราบว่าใช้code อะไรในการติดต่อกล้องในเครื่อง PDA ครับ ใช้code เดียวกับ ติดต่อกล้องบน PC หรือ ป่าว ครับถ้าใช่ต้องเปลี่ยนอะไร บ้างครับ

ลบกวนผู้รู้ช่วยผม หน่อย ครับ ผมใช้ code
Public Class Form1
\' Create constant using attend in function of DLL file.

Const WM_CAP As Short = &H400S
Const WM_CAP_DRIVER_CONNECT As Integer = WM_CAP + 10
Const WM_CAP_DRIVER_DISCONNECT As Integer = WM_CAP + 11
Const WM_CAP_EDIT_COPY As Integer = WM_CAP + 30
Const WM_CAP_SET_PREVIEW As Integer = WM_CAP + 50
Const WM_CAP_SET_PREVIEWRATE As Integer = WM_CAP + 52
Const WM_CAP_SET_SCALE As Integer = WM_CAP + 53
Const WS_CHILD As Integer = &H40000000
Const WS_VISIBLE As Integer = &H10000000
Const SWP_NOMOVE As Short = &H2S
Const SWP_NOSIZE As Short = 1
Const SWP_NOZORDER As Short = &H4S
Const HWND_BOTTOM As Short = 1

Dim iDevice As Integer = 0 \' Normal device ID
Dim hHwnd As Integer \' Handle value to preview window

\' Declare function from AVI capture DLL.

Declare Function SendMessage Lib \"user32\" Alias \"SendMessageA\" _
(ByVal hwnd As Integer, ByVal wMsg 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

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 hWndParent As Integer, _
ByVal nID As Integer) As Integer

Declare Function capGetDriverDescriptionA Lib \"avicap32.dll\" (ByVal wDriver As Short, _
ByVal lpszName As String, ByVal cbName As Integer, ByVal lpszVer As String, _
ByVal cbVer As Integer) As Boolean

\' Connect to the device.

Private Sub LoadDeviceList()
Dim strName As String = Space(100)
Dim strVer As String = Space(100)
Dim bReturn As Boolean
Dim x As Integer = 0

\' Load name of all avialable devices into the lstDevices .

Do
\' Get Driver name and version
bReturn = capGetDriverDescriptionA(x, strName, 100, strVer, 100)
\' If there was a device add device name to the list
If bReturn Then lstDevices.Items.Add(strName.Trim)
x += 1
Loop Until bReturn = False
End Sub

\' To display the output from a video capture device, you need to create a capture window.

Private Sub OpenPreviewWindow()
Dim iHeight As Integer = picCapture.Height
Dim iWidth As Integer = picCapture.Width

\' Open Preview window in picturebox .
\' Create a child window with capCreateCaptureWindowA so you can display it in a picturebox.

hHwnd = capCreateCaptureWindowA(iDevice, WS_VISIBLE Or WS_CHILD, 0, 0, 640, _
480, picCapture.Handle.ToInt32, 0)

\' Connect to device
If SendMessage(hHwnd, WM_CAP_DRIVER_CONNECT, iDevice, 0) Then

\' Set the preview scale
SendMessage(hHwnd, WM_CAP_SET_SCALE, True, 0)

\' Set the preview rate in milliseconds
SendMessage(hHwnd, WM_CAP_SET_PREVIEWRATE, 66, 0)

\' Start previewing the image from the camera
SendMessage(hHwnd, WM_CAP_SET_PREVIEW, True, 0)

\' Resize window to fit in picturebox
SetWindowPos(hHwnd, HWND_BOTTOM, 0, 0, picCapture.Width, picCapture.Height, _
SWP_NOMOVE Or SWP_NOZORDER)
btnSave.Enabled = True
Else
\' Error connecting to device close window
DestroyWindow(hHwnd)
btnSave.Enabled = False
End If
End Sub

\' Use SendMessage to copy the data to the clipboard Then transfer the image to the picture box.

Private Sub btnSave_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnSave.Click
Dim data As IDataObject
Dim bmap As Image
\' Copy image to clipboard
SendMessage(hHwnd, WM_CAP_EDIT_COPY, 0, 0)

\' Get image from clipboard and convert it to a bitmap
data = Clipboard.GetDataObject()
If data.GetDataPresent(GetType(System.Drawing.Bitmap)) Then
bmap = CType(data.GetData(GetType(System.Drawing.Bitmap)), Image)
picCapture.Image = bmap
ClosePreviewWindow()
btnSave.Enabled = False
If sfdImage.ShowDialog = DialogResult.OK Then
bmap.Save(sfdImage.FileName, Imaging.ImageFormat.Bmp)
End If
End If
OpenPreviewWindow()
End Sub

\' Finally, to close the preview window, disconnect from the device and destroy the preview window.

Private Sub ClosePreviewWindow()
\' Disconnect from device
SendMessage(hHwnd, WM_CAP_DRIVER_DISCONNECT, iDevice, 0)

\' close window
DestroyWindow(hHwnd)
End Sub

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
LoadDeviceList()
OpenPreviewWindow()
End Sub
End Class


นี้ อ่ะ ครับ ใช้ต่อติดบนPC ได้ครับ แต่ใช้ code นี้รันบน Emulator ไม่ได้ อ่ะ ครับ หรือต้องเปลีี่ยนไรบ้างอ่ะ ครับ
ช่วยผมทีครับ หามานานแล้ว ไม่ทราบจริงๆครับ ขอบคุณ ครับ