/*****************************************************************
*																?*
*?基于LabWindows/CVI的攝像頭控制技術－－實現屏幕截圖、錄像功能???*
*																?*
*?代碼參考自：http://blog.sina.com.cn/u/4b677075010006da		?*
*																?*
*?本人是菜鳥，如有不對的地方，請多指教！						?*
*																?*
******************************************************************/
	
#include?“windows.h“
#include?“avicap32.h“
#include?
#include?
#include?“cam.h“

#define?Control_enabled?0
#define?Control_disabled?1
//設置所需要攝像頭的常量
#define?WM_CAP_START?????????WM_USER????//開始
#define?WM_CAP_STOP?????????WM_CAP_START?+?68??//停止
#define?WM_CAP_DRIVER_CONNECT??????WM_CAP_START?+?10???//連接
#define?WM_CAP_DRIVER_DISCONNECT??????WM_CAP_START?+?11???//斷開
#define?WM_CAP_SAVEDIB????????WM_CAP_START?+?25
#define?WM_CAP_GRAB_frame???????WM_CAP_START?+?60
#define?WM_CAP_SEQUENCE????????WM_CAP_START?+?62
#define?WM_CAP_FILE_SET_CAPTURE_FILEA????WM_CAP_START?+?20?//保存至文件
#define?WM_CAP_SEQUENCE_NOFILE?????WM_CAP_START?+?63
#define?WM_CAP_SET_OVERLAY??????WM_CAP_START?+?51
#define?WM_CAP_SET_PREVIEW??????WM_CAP_START?+?50
#define?WM_CAP_SET_CALLBACK_VIDEOSTREAM????WM_CAP_START?+6
#define?WM_CAP_SET_CALLBACK_ERROR?????WM_CAP_START?+2
#define?WM_CAP_SET_CALLBACK_STATUSA????WM_CAP_START?+3
#define?WM_CAP_SET_CALLBACK_frame?????WM_CAP_START?+5
#define?WM_CAP_SET_SCALE??????WM_CAP_START+??53
#define?WM_CAP_SET_PREVIEWRATE?????WM_CAP_START+??52
#define?WM_CAP_COPYDIB??????WM_CAP_START?+?30??//復制圖片
//定義面板句柄
static?int?handle;
//定義攝像頭句柄
static?int?result;
static?int?panelHandle;
//定義CANVAS_TV初始位置
static?int?canvas_tv_x;
static?int?canvas_tv_y;
int?main（int?argc?char?*argv[]）?{
????if?（InitCVIRTE（0?argv?0）?==?0）
????????return?-1;?/*?out?of?memory?*/
????if?（（panelHandle?=?LoadPanel（0?“cam.uir“?PANEL））?????????return?-1;
????DisplayPanel（panelHandle）;
????GetCtrlAttribute（panelHandle?PANEL_CANVAS_TV?ATTR_LEFT?&canvas_tv_x）;?//重定位CANVAS_TV要用到
????GetCtrlAttribute（panelHandle?PANEL_CANVAS_TV?ATTR_TOP?&canvas_tv_y）;
????//320*240制式
????SetCtrlAttribute（panelHandle?PANEL_CANVAS_TV?ATTR_WIDTH?320）;
????SetCtrlAttribute（panelHandle?PANEL_CANVAS_TV?ATTR_HEIGHT?240）;
????//重新定位
????SetCtrlAttribute（panelHandle?PANEL_CANVAS_TV?ATTR_LEFT?（592-320）/2+canvas_tv_x）;
????SetCtrlAttribute（panelHandle?PANEL_CANVAS_TV?ATTR_TOP?（333-240）/2+canvas_tv_y）;
????RunUserInterface（）;
????DiscardPanel（panelHandle）;
????return?0;
}
//退出按鈕
int?CVICALLBACK?QuitCallback（int?panel?int?control?int?event
????????void?*callbackData?int?eventData1?int?eventData2）?{
????switch?（event）?{
????????case?EVENT_COMMIT:
????????????QuitUserInterface（0）;
????????????break;
????}
????return?0;
}
//開始按鈕
int?CVICALLBACK?startCB（int?panel?int?control?int?event
????????void?*callbackData?int?eventData1?int?eventData2）?{
????int?width;
????int?height;
????int?top;
????int?left;
????switch?（event）?{
????????case?EVENT_COMMIT:

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件???????3091??2007-04-17?11:40??Capture.cws

?????文件???????3895??2007-04-17?11:34??Capture.prj

?????文件???????1213??2007-04-10?21:32??avicap32.h

?????文件???????2102??2007-04-10?16:23??avicap32.lib

?????文件???????2510??2007-04-17?11:39??cam.h

?????文件??????15428??2007-04-17?11:39??cam.uir

?????文件??????11718??2007-04-17?09:13??Capture.c

?????文件?????982134??2007-04-17?10:18??界面.bmp

-----------?---------??----------?-----??----

??????????????1022091????????????????????8