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用GDI函数抓屏
如果我们不太在意抓屏的效率,并且我们想要的只是一个屏幕快照的话,可以考虑使用GDI方式。这种抓屏机制是以“桌面也是一个...
用GDI函数抓屏
如果我们不太在意抓屏的效率,并且我们想要的只是一个屏幕快照的话,可以考虑使用GDI方式。这种抓屏机制是以“桌面也是一个窗口,桌面也有一个窗口句柄(HWND)”这个简单的常识为基础的,如果我们得到了桌面的设备上下文(DC),就可以利用blit(复制)它的内容到我们创建的DC中。我们可以用GetDeskWindow()得到桌面的窗口句柄,从句柄得到DC也是很容易的
-GDI function with screenshots screenshots if we do not care about efficiency, and we want only a snapshot of the screen, you can consider using GDI mode. This mechanism is based on the screenshots Desktop is also a window, the desktop also has a window handle (HWND) This simple knowledge-based, if we get the desktop device context (DC), can be used on the blit (copy) its contents that we created in DC. We can use GetDeskWindow () get desktop window handle from the handle to get DC is also very easy
- 2023-05-23 00:30:03下载
- 积分:1
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针对平行结构立体摄像机存在较大的遮挡边界区域问题,本文提出了一种基于可信图的遮挡
边界检测算法.首先通过采样计算立体图像对中几条扫描线的可信值,从而得到遮挡...
针对平行结构立体摄像机存在较大的遮挡边界区域问题,本文提出了一种基于可信图的遮挡
边界检测算法.首先通过采样计算立体图像对中几条扫描线的可信值,从而得到遮挡边界的若干采
样点;然后通过RANSAC算法得到遮挡边界.理论和实验分析表明该算法对复杂背景的立体图像有好
的检测精度;对人肩像等简单背景图像的检测精度不好,但通过校正后仍可得到较准确的遮挡边界.-Aimed at the existence of large occluded regions in stereo image pairs obtained from
stereo camera pairs,an algorithm which can detect occluded boundary areas based on reliability map
is proposed.Firstly,a number of sampled occluded boundary points are obtained by calculating
reliability of the disparity on the corresponding sampled scan lines;secondly,the boundary line is
calculated by RANSAC method.Theoretical and experimental analyses show that the proposed
algorithm gives good boundary detection accuracies for stereo images with complex backgrounds.
But for stereo images with homogenous background,results are not good,however the algorithm can
also give relatively good accuracies after certain correction.
- 2022-04-01 13:25:43下载
- 积分:1
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a simple graphical demo program
一个简单的图形演示程序-a simple graphical demo program
- 2022-02-15 15:44:36下载
- 积分:1
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pwinDOS下仿WIN3.2
pwinDOS下仿WIN3.2-pwinDOS under fake WIN3.2
- 2022-03-23 11:30:39下载
- 积分:1
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on the tools of the information shown, the specific code Lane is a note, I will...
关于工具条的显示信息,具体的代码里都有注释,我就不用重复了-on the tools of the information shown, the specific code Lane is a note, I will not repeat
- 2023-06-27 04:40:03下载
- 积分:1
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想要一个简单的字符识别的源代码,来自黑白图像…
想要一个简单的文字识别vc源代码,从黑白图像中识别出文字,就是背景是白色,文字是黑色。只需简单识别英文26个大小写字母就够了。 -want a simple character recognition vc source code, from black and white images to identify words, background is white, text is black. A simple identification English 26 case-insensitive enough.
- 2022-06-28 19:49:25下载
- 积分:1
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用VC做的一个不规则按钮的实例,希望对大家有所帮助!
用VC做的一个不规则按钮的实例,希望对大家有所帮助!-failed to translate
- 2022-04-17 17:14:37下载
- 积分:1
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computer graphics imagery Guide Principle very good reference to DX3D and OpenGL...
计算机图形学原理教程图形图象方面非常好的参考资料对DX3D和OpenGL的帮助很大-computer graphics imagery Guide Principle very good reference to DX3D and OpenGL great help
- 2022-01-26 03:00:22下载
- 积分:1
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canny operator Edge Detection
canny算子边缘检测-canny operator Edge Detection
- 2022-03-25 18:10:43下载
- 积分:1
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位图 按钮
实现任意不规则按钮
使用双缓冲技术
不会闪烁...
位图 按钮
实现任意不规则按钮
使用双缓冲技术
不会闪烁-Bitmap button button to achieve arbitrary irregular use double buffering is not blinking
- 2023-03-15 03:40:03下载
- 积分:1