telescope viewfinder

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What are the 3 different points between a graphic designer and a UI designer?

graphic designers that they will do similar inquiries ... Posters for the promotion of baby products can not be the same color as the DM that sells sporting goods. But graphic designers will not consider the "user how" the problem, their flat finished products in most cases will not be able to operate, so in the finished product only see "visual design." "Why do you want to put 6pt of Chinese characters on App?" "Because the picture looks more exquisite, ~". What if the user is an elderly p

How does the WMI Getting Started tutorial use WMI? _powershell

the appropriate command space (here to select the common root\cimv2), and then click the OK button, as shown in Figure 3; Figure 3 4, directly double-click the right class name, or click the upper Telescope button, enter the full class name or part of the class name you want to find in the pop-up Lookup dialog, click the Go button, and select the class name you want to view in the search results, click the OK button, as shown in Figure 4; Figu

Take a photo of the sun-use Photoshop to draw the Sun's fun

Recently, I have seen many astronomical photos of the sun on some of the science and technology websites, and I like the fiery colors, so I made a picture with Photoshop, although it is not as effective as those of the Professional Space Telescope, but at first glance it really looks like a thing. If friends are interested, let's share the fun of drawing the sun! 1. Build a 500x500 white canvas, make sure the foreground color is black, the background

Introduction to Peer-to-peer Technology

downloads and runs a similar screen saver, can contribute their idle computing power, participate in analyzing the wireless electromagnetic wave data of the Arecibo radio telescope and echo the data, As of December 2004, 5.28 million of volunteers have participated in the equivalent of 2.16 million years of CPU time, only one day of comprehensive computing is equivalent to 67.46Tflops operations. In addition, Peer-to-peer technology in mobile communi

Let the stars speed and complete Laid-off graphics Tutorial _ Application Skills

", "host List", appear as shown in the picture, click on the 2 "local", click on the map of 3 "capture", when the connection run Star Speed Connection network, connected to the Internet can be seen in the figure 4, into a telescope has a red dot, then click on the Map 4, so stop the capture. Five, click on the map 1 decoding, appear as the figure report, in 2, you can click each step sequence number, observe 3 local and server communication re

Reasons to choose Java: The father of Java interview record _java programming

.    Q:Everyone to call you the father of Java, you can not share with you in the Java business, what is the deepest feeling?    jamesgosling:It's a wonderful feeling to see Java customers do a lot of magic work through Java, like seeing the observatory on the volcano in Hawaii using a Java-controlled telescope, and seeing that the Dutch health care organization uses Java to solve the privacy issues and so on.    Q:Sun has always said that the Web s

Why the American internet people's thinking is the opposite of the mainland

Yun and Zhou Hongyi. U.S. website for fear of a little bit of negative news, and the Chinese site for fear of no negative news, thousands of people "hate" is the internet to promote one of the highest realm. People in the United States have 10 times times higher wages than their competitors in China, and they are afraid of losing their jobs, preferring not to make any mistakes, and to take any risks. They are low-key, conservative, cautious, everyone polite, educated, but never the mentality of

SQL Server Extended Events Advanced 3: Using the Extended events UI

filesWhile we often need to filter the results to analyze the data, in some cases we also need to fetch data from multiple files for full analysis. As an example, when we troubleshoot in availability group across multiple nodes, you might set up a session for each node and then merge the target files from multiple nodes together for viewing. To accomplish this goal, select File via SSMs | Open | Merge Extended Events Files menu, locate the file path and add them to the window, then select OK.

Android annotation (annotation) to bind events

to this object. The OnclickLister in the dynamic proxy View event adds the method object (testUpload) to the proxy object ). The method is added to the EventListenerManager management class. EventLisernerManager defines the dynamic proxy class: public static void addEventMethod(Method method,Annotation annotation,Object value,Object handler,ViewFinder finder){try{View view = finder.findViewByInfo(value);if(view!=null){BaseEvent baseEvent = annotatio

"IOS" iphone 5s Uiimagepickercontroller not full screen issue

Today do 5s open a custom camera when framing does not have full screen issues such as Add the following code to resolve the issue to turn viewfinder into full screen { CGSizescreenBounds=[UIScreenmainScreen].bounds.size; CGFloatcameraAspectRatio=4.0f/3.0f; cgfloatcamviewheight= screenBounds.width*cameraAspectRatio; CGFloatscale=screenBounds.height/camViewHeight; pickerController.cameraViewTransform= Cgaffinetransformmaketranslation (0, (screenbounds

IPC Network HD Camera Basics 6 (CCD and CMOS sensors)

almost all digital cameras have an LCD LCD screen. The LCD's English is all called Liquid Crystal Display. Its role is mainly to browse pictures and framing. Some ultra-thin digital cameras now almost omit the optical viewfinder, leaving only the LCD screen.The main technical parameters of the LCD screen are the size of the display and the dimensions of the pixel. Dimensions are measured in inches, such as 1.8-inch, 2.0-inch, 2.5-inch, and so on. The

Looking Potala--day12 ba cun-Rong Xu Mantell

window refused to abandon, but also persistent. The SUV seems to walk like stop, and dare not move too big hurt them. When I and Xuan Xuan ride past, there is a child also tried to stop us, I one finger on his fierce expression, while speeding up more than to go, the children did not chase over. It seems that they still have the principle of "Rob" drive. Little Lou took the 520 roadmap. around 3 to reach the Allow Mantell Professor Villa Branch, to say these days through the place of various ma

Photography techniques 12

digital camera, it is very easy, that is, to multiply the pixel. 11. Action-stopping Rule) This rule is based on empirical formulas of angle and speed. If you can capture an object along the axis of the lens with a 1/125 shutter, it can capture the motion of the axis of the lens in 1/500 seconds. That is to say, if an object is known as 45 degrees of motion along the axis of the lens, the shutter speed is only 1/250. 12. Sunset Rule) When shooting the sunset, measure the light in the upper part

Mouse DarkField Technology

basically the same. We can understand the working principle of the mouse through diagrams and instructions. The top right of the figure is a two-pole luminous tube, which illuminates the moving surface and then is like a film, the optical viewfinder records the moving area at a speed of several thousand frames per second (in the black box), and then determines the moving direction and distance of the mouse based on the difference between the two reco

OpenGL viewpoint transformation, model transformation, projection transformation, and view Transformation

direction parallel to the edge of the screen. The coordinate origin is taken in the lower left corner, and the length unit is usually taken as a pixel. (2) camera simulation of 3D objects To illustrate the transformation between a 3D object and a two-dimensional image, we introduced a Camera (Camera) simulation method, assuming that a Camera is used to take a picture of the world, in the camera's viewfinder, there is a transformation process between

12 basic principles of photography

the same time as the lens's optical axisWhen the 45-degree angle is facing or the back camera moves, the required shutter speed is equal to the shutter speed required for the object to face or the back camera moves, which is basically increased by 1 level. For example, if a person is running at a medium speedThe motion is fixed in 1/125 seconds. It takes 1/500 seconds for the shutter to speed out of the viewfinder at the same speed. If he is out-of-s

Starting from scratch, the android game programming (second edition) Chapter 11th actors and viewwindows started the presentation.

, paint ); For(IntI = 0; I (Actor) layers [I]). Tick (); Layers [I]. Paint (C ); } } Readers need to pay attention to the call to tick in the update method. Run the program and we can see the animation effect. Note that the bitmap file is placed in the root directory of the sdcard. You can find these two files in the Res/drawable project and push them to sdcard. Next let's look at viewwindow. We can understand it as the front-end of the stage or the camera's

Introduction to a rapid adaptive image binarization method (Wellner 1993)

In mobile phone mode recognition, the frame we get in viewfinder is usually RGB or YUV. If we need to do pattern recognition, generally, you need to first convert a color image into a grayscale image. for RGB Images, there are enough formulas on the Internet, such as Y = 0.299r + 0.587G + 0.114b. if YUV is used, Y is used as the grayscale image. by the way, this grayscale image is usually used. raw file. You can use photoshop Or irfanview to directly

Explanation of the annotation mechanism of the fastest development framework XUtils of Android

@interface ContentView { int value();}The above is the ContentView annotation, some declarations and parameters. private static void injectObject(Object handler, ViewFinder finder) { Class handlerType = handler.getClass(); // inject ContentView ContentView contentView = handlerType.getAnnotation(ContentView.class); if (contentView != null) { try { Method setContentViewMethod = handlerT

How does xUtils encapsulate FindViewById through annotations? xutilsfindviewbyid

preference = finder.findPreference(preferenceInject.value()); if (preference != null) { field.setAccessible(true); field.set(handler, preference); } } catch (Throwable e) { LogUtils.e(e.getMessage(), e); } } } } }

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