| 3 | using cv::Mat; |
| 4 | |
| 5 | ScreenScan::ScreenScan() |
| 6 | { |
| 7 | double zoom = getZoom(); |
| 8 | m_width = GetSystemMetrics(SM_CXSCREEN) * (int)zoom; |
| 9 | m_height = GetSystemMetrics(SM_CYSCREEN) * (int)zoom; |
| 10 | m_screenshotData = new char[m_width * m_height * 4]; |
| 11 | memset(m_screenshotData, 0, m_width); |
| 12 | |
| 13 | // 获取屏幕 DC |
| 14 | m_screenDC = GetDC(NULL); |
| 15 | m_compatibleDC = CreateCompatibleDC(m_screenDC); |
| 16 | |
| 17 | // 创建位图 |
| 18 | m_hBitmap = CreateCompatibleBitmap(m_screenDC, m_width, m_height); |
| 19 | SelectObject(m_compatibleDC, m_hBitmap); |
| 20 | } |
| 21 | |
| 22 | /* 获取整个屏幕的截图 */ |
| 23 | Mat ScreenScan::getScreenshot() |
nothing calls this directly
no outgoing calls
no test coverage detected