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Option ExplicitPrivate Declare Function bitblt Lib "gdi32" Alias "BitBlt" (ByVal hdestdc As Long, ByVal x As Long, ByVal y As Long, ByVal nwidth As Long, ByVal nheight As Long, ByVal hsrcdc As Long, ByVal xsrc As Long, ByVal ysrc As Long, ByVal dwrop As Long) As LongPrivate Declare Function createcompatibledc Lib "gdi32" Alias "CreateCompatibleDC" (ByVal hdc As Long) As Long Private Declare Function createcompatiblebitmap Lib "gdi32" Alias "CreateCompatibleBitmap" (ByVal hdc As Long, ByVal nwidth As Long, ByVal nheight As Long) As Long Private Declare Function selectobject Lib "gdi32" Alias "SelectObject" (ByVal hdc As Long, ByVal hobject As Long) As Long Private Declare Function deleteobject Lib "gdi32" Alias "DeleteObject" (ByVal hobject As Long) As LongPrivate Declare Function openclipboard Lib "user32" Alias "OpenClipboard" (ByVal hwnd As Long) As Long Private Declare Function closeclipboard Lib "user32" Alias "CloseClipboard" () As Long Private Declare Function setclipboarddata Lib "user32" Alias "SetClipboardData" (ByVal wformat As Long, ByVal hmem As Long) As Long Private Declare Function emptyclipboard Lib "user32" Alias "EmptyClipboard" () As Long Private Const cf_bitmap = 2'Picture1为播放视频流的PictureBox Private Sub command1_click() Dim lhdc As Long Dim lhbmp As Long Dim lhbmpold As Long Me.ScaleMode = 3 '设为3-Pixels lhdc = createcompatibledc(Me.hdc) If (lhdc <> 0) Then lhbmp = createcompatiblebitmap(Me.hdc, Picture1.Width, Picture1.Height) If (lhbmp <> 0) Then lhbmpold = selectobject(lhdc, lhbmp)
deleteobject lhdc SavePicture Clipboard.GetData(vbCFBitmap), "c:\1.bmp" End If End Sub
1、假设p1为播放视频流的PictureBox,在设计阶段:p1.AutoRedraw=False 2、再在窗体上放p2的PictureBox,他的AutoRedraw=False,p2可隐藏。 3、在p1中播放视频。 4、播放同时执行如下代码进行捕捉 Private Declare Function BitBlt Lib "GDI32" (ByVal hDCDest As Long, ByVal XDest As Long, ByVal YDest As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hDCSrc As Long, ByVal XSrc As Long, ByVal YSrc As Long, ByVal dwRop As Long) As Long Dim i p2.AutoRedraw = -1 i = BitBlt(p2.hDC, 0, 0, 源宽, 源高, p1.hDC, 0, 0, &HCC0020) p2.AutoRedraw = 0 SavePicture p2.Image, App.Path & "\text.bmp"
1、假设p1为播放视频流的PictureBox,在设计阶段:p1.AutoRedraw=False 2、再在窗体上放p2的PictureBox,他的AutoRedraw=False,p2可隐藏。 3、在p1中播放视频。 4、播放同时执行如下代码进行捕捉 Private Declare Function BitBlt Lib "GDI32" (ByVal hDCDest As Long, ByVal XDest As Long, ByVal YDest As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hDCSrc As Long, ByVal XSrc As Long, ByVal YSrc As Long, ByVal dwRop As Long) As Long Dim i p2.AutoRedraw = -1 i = BitBlt(p2.hDC, 0, 0, 源宽, 源高, p1.hDC, 0, 0, &HCC0020) p2.AutoRedraw = 0 SavePicture p2.Image, App.Path & "\text.bmp"
Private Declare Function createcompatiblebitmap Lib "gdi32" Alias "CreateCompatibleBitmap" (ByVal hdc As Long, ByVal nwidth As Long, ByVal nheight As Long) As Long
Private Declare Function selectobject Lib "gdi32" Alias "SelectObject" (ByVal hdc As Long, ByVal hobject As Long) As Long
Private Declare Function deleteobject Lib "gdi32" Alias "DeleteObject" (ByVal hobject As Long) As LongPrivate Declare Function openclipboard Lib "user32" Alias "OpenClipboard" (ByVal hwnd As Long) As Long
Private Declare Function closeclipboard Lib "user32" Alias "CloseClipboard" () As Long
Private Declare Function setclipboarddata Lib "user32" Alias "SetClipboardData" (ByVal wformat As Long, ByVal hmem As Long) As Long
Private Declare Function emptyclipboard Lib "user32" Alias "EmptyClipboard" () As Long
Private Const cf_bitmap = 2'Picture1为播放视频流的PictureBox
Private Sub command1_click()
Dim lhdc As Long
Dim lhbmp As Long
Dim lhbmpold As Long Me.ScaleMode = 3 '设为3-Pixels
lhdc = createcompatibledc(Me.hdc)
If (lhdc <> 0) Then
lhbmp = createcompatiblebitmap(Me.hdc, Picture1.Width, Picture1.Height)
If (lhbmp <> 0) Then
lhbmpold = selectobject(lhdc, lhbmp)
bitblt lhdc, 0, 0, Picture1.Width, Picture1.Height, Me.hdc, Picture1.Left, Picture1.Top, vbSrcCopy
selectobject lhdc, lhbmpold
emptyclipboard
openclipboard 0
setclipboarddata cf_bitmap, lhbmp
closeclipboard
End If
deleteobject lhdc
SavePicture Clipboard.GetData(vbCFBitmap), "c:\1.bmp"
End If
End Sub
2、再在窗体上放p2的PictureBox,他的AutoRedraw=False,p2可隐藏。
3、在p1中播放视频。
4、播放同时执行如下代码进行捕捉
Private Declare Function BitBlt Lib "GDI32" (ByVal hDCDest As Long, ByVal XDest As Long, ByVal YDest As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hDCSrc As Long, ByVal XSrc As Long, ByVal YSrc As Long, ByVal dwRop As Long) As Long
Dim i
p2.AutoRedraw = -1
i = BitBlt(p2.hDC, 0, 0, 源宽, 源高, p1.hDC, 0, 0, &HCC0020)
p2.AutoRedraw = 0
SavePicture p2.Image, App.Path & "\text.bmp"
2、再在窗体上放p2的PictureBox,他的AutoRedraw=False,p2可隐藏。
3、在p1中播放视频。
4、播放同时执行如下代码进行捕捉
Private Declare Function BitBlt Lib "GDI32" (ByVal hDCDest As Long, ByVal XDest As Long, ByVal YDest As Long, ByVal nWidth As Long, ByVal nHeight As Long, ByVal hDCSrc As Long, ByVal XSrc As Long, ByVal YSrc As Long, ByVal dwRop As Long) As Long
Dim i
p2.AutoRedraw = -1
i = BitBlt(p2.hDC, 0, 0, 源宽, 源高, p1.hDC, 0, 0, &HCC0020)
p2.AutoRedraw = 0
SavePicture p2.Image, App.Path & "\text.bmp"