文件名称:
vfp9.0调用API制作照相软件实例
开发工具:
文件大小: 2kb
下载次数: 0
上传时间: 2013-03-11
详细说明： vfp9.0调用API制作照相软件实例 PUBLIC WM_CAP_DRIVER_DISCONNECT PUBLIC hwndc,WM_CAP_SAVEDIB,WM_CAP_FILE_SET_CAPTURE_FILEA,WM_CAP_SEQUENCE,WM_CAP_STOP DECLARE INTEGER capCreateCaptureWindowA IN "AVICAP32.DLL" STRING lpszWindowName ,INTEGER dwStyle , INTEGER x, INTEGER Y, INTEGER nWidth ,INTEGER nHeight,INTEGER ParentWin,INTEGER nId DECLARE INTEGER SendMessage IN "user32" INTEGER HWND, INTEGER wmsg,INTEGER wpar1, INTEGER wpar2 DECLARE INTEGER SendMessage IN "user32" AS SendMessageA INTEGER HWND, INTEGER wms g,INTEGER wpar1, STRING wpar2 *!* 显示： WM_USER = 1024 WM_CAP_START = WM_USER WM_CAP_STOP = WM_CAP_START + 68 WM_CAP_DRIVER_CONNECT = WM_CAP_START + 10 WM_CAP_DRIVER_DISCONNECT = WM_CAP_START + 11 WM_CAP_SAVEDIB = WM_CAP_START + 25 WM_CAP_GRAB_FRAME = WM_CAP_START + 60 WM_CAP_SEQUENCE = WM_CAP_START + 62 WM_CAP_FILE_SET_CAPTURE_FILEA = WM_CAP_START + 20 WM_CAP_SEQUENCE_NOFILE =WM_CAP_START+ 63 WM_CAP_SET_OVERLAY =WM_CAP_START+ 51 WM_CAP_SET_PREVIEW =WM_CAP_START+ 50 WM_CAP_SET_CALLBACK_VIDEOSTREAM = WM_CAP_START +6 WM_CAP_SET_CALLBACK_ERROR=WM_CAP_START +2 WM_CAP_SET_CALLBACK_STATUSA= WM_CAP_START +3 WM_CAP_SET_CALLBACK_FRAME= WM_CAP_START +5 WM_CAP_SET_SCALE=WM_CAP_START+ 53 WM_CAP_SET_PREVIEWRATE=WM_CAP_START+ 52 hWndC = capCreateCaptureWindowA('My Own Capture Window',1342177280,0,0,200,150,THISFORM.HWND ,0) &&显示大小 IF hWndC <> 0 SendMessage(hWndC, WM_CAP_SET_CALLBACK_VIDEOSTREAM, 0, 0) SendMessage(hWndC, WM_CAP_SET_CALLBACK_ERROR, 0, 0) SendMessage(hWndC, WM_CAP_SET_CALLBACK_STATUSA, 0, 0) SendMessage(hWndC, WM_CAP_DRIVER_CONNECT, 0, 0) SendMessage(hWndC, WM_CAP_SET_SCALE, 1, 0) SendMessage(hWndC, WM_CAP_SET_PREVIEWRATE, 66, 0) SendMessage(hWndC, WM_CAP_SET_OVERLAY, 1, 0) SendMessage(hWndC, WM_CAP_SET_PREVIEW, 1, 0) * THISFORM.ACTIVATE ENDIF ...展开收缩
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