找到的相关代码,运行后会弹出窗口让我选择保存在哪,怎样实现直接保存到指定位置而不需要弹出窗口手动选择呢?
if (!bPhotoFileOpen) {
OPENFILENAME ofnp; // open file name structure
ZeroMemory(&ofnp, sizeof(OPENFILENAME));
ofnp.lStructSize = sizeof(OPENFILENAME);
ofnp.hwndOwner = hWnd;
ofnp.lpstrFile = "D:\\x.bmp";
ofnp.lpstrFilter = "x.bmp";
ofnp.nMaxFile = sizeof(photoFile);
ofnp.nFilterIndex = 1;
ofnp.nMaxFileTitle = 0;
ofnp.lpstrInitialDir = NULL;
ofnp.Flags = OFN_PATHMUSTEXIST|OFN_FILEMUSTEXIST;
// 显示保存文件对话框
if (GetSaveFileName(&ofnp) == TRUE) {
bPhotoFileOpen = TRUE;
//strcpy(photoFile, ofnp.lpstrFile);
strcat("D:\\x.bmp", "x.bmp");
capDriverConnect(hwndPhoto, 0); // 与驱动连接
capOverlay(hwndPhoto, TRUE); // //使用 hardware overlay
//使 video input directlyinto framebuffer,使不用 CPU
capPreview(hwndVideo, TRUE); // 抓取图像显示在视窗
capPreviewScale(hwndVideo, TRUE); // 使图像延伸到所设定的视窗大小
capPreviewRate(hwndVideo, 1000/30); // 每秒图像变化张数
capPreview(hwndVideo, TRUE); // 预览图像显示
capGrabFrameNoStop(hwndVideo);
//capCaptureSingleFrame(hwndVideo, TRUE);
capEditCopy(hwndVideo);
if (capFileSaveDIB(hwndVideo, photoFile)){
hwndPhoto=capCreateCaptureWindow((LPSTR) "Save Bmp File Succeeded!", WS_CHILD | WS_VISIBLE,0, 0, 640, 480,(HWND) hWnd,(int)1);
}
break;
}
}