Tag:Camera
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“Smart granary” guards China’s rice bowl
The autumn harvest has come to an end, and autumn and winter planting is being carried out in many places. The Ministry of agriculture and rural areas announced that the increase in autumn grain production is a foregone conclusion, and the annual grain output will hit another record high, maintaining at more than 1.3 trillion […]
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Angle conversion and segmentation of racing car based on automatic encoder
This article will introduce how to convert the image of the track into the trajectory of the bird’s-eye view after semantic segmentation. As shown below, the input image is Output: To sum up, our task is to obtain the input image, that is, the front camera view of the track ahead, and build a bird’s-eye […]
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Using camera on Linux operating system
My familynotebookofcameraIt has never been useful. Occasionally, I use VMware player 2.0 to simulate an MSN (in fact, I haven’t used it once so far). YessecuritySerious mistrust of this thing, usually notdriveSuddenly, it occurred to me that the policeman in group 6 of the serious case said that those who engage in high technology are […]
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Zhang is happy Net IOT Getting Started Guide: (VII) making a weather station
It has been two years since the release of the last blog series of “Zhang Xinxing’s introduction to.Net core IOT” Net version has undergone great changes Net core also no longer exists, so this series of blogs is renamed “Zhang happy’s.Net IOT Getting Started Guide”. I also reviewed the previous content and made corresponding changes […]
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IOS video recording
This article makes a summary of the previous camera modules, including custom camera for video shooting, video processing and saving. Interested friends can make a reference Framework introduction avfoundation image.png Commonly used for media recording, editing, playing, audio recording and playing, video and audio decoding, etc Common classes: avcapturedevice, avcapturedeviceinput, avcapturephotooutput, avcapturevideopreviewlayerAvasset, avassetreader, avassetwriter, cmsamplebuffer, […]
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Technology sharing | how does video correction work in art teaching?
In recent years, the online education industry has entered the fast lane of development. People’s demand for education has become more and more clear and demanding. After a storm, we found that onlyHigh quality products and emphasis on user experienceOnly in the post epidemic era can the institutions be more and more prosperous. In the […]
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SAP ui5 application development tutorial No. 48 – how to develop a trial version of barcode scanning function in SAP ui5 application
A set of step-by-step learning tutorials for SAP ui5 beginners Tutorial directory Establishment of SAP ui5 local development environment One of the sap ui5 application development tutorials: Hello World SAP ui5 application development tutorial 2: bootstrap of SAP ui5 SAP ui5 application development tutorial 3: getting started with the first SAP ui5 control SAP ui5 […]
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HTML5 canvas + JS controls the camera instance on the computer or mobile phone
The client APIs on mobile devices and desktop computers were not synchronized at first. At first, there are always some functions and corresponding APIs on mobile devices, but slowly, these APIs will appear on desktop computers. One of the application interface technologies is getusermedia API, which allows application developers to access users’ cameras or built-in […]
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IOS camera system
Taking photos is frequently used in the app, and the entry level directly calls the system to take photos Idea: UIImagePickerController is used for system photographing 1. Set plist, otherwise you have no permission and an error is reported 2. Judge the camera and get permission, otherwise the pop-up interface will be black 3. Set […]
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NDK — using camera and audiorecord to realize live streaming
Last time, we created a new project in Android studio, integrating the tools needed to realize live streaming, which are: Rtmpdump: push stream X264: Video Coding FAAC: audio coding Article address:NDK — Construction of live streaming framework in Android studio Live streaming also needs the support of streaming media server. I use virtual machines here. […]