• Frequent accidents in parking lots, AI experts turn cameras into security guards


    Introduction:The future is created by us In February 2021, “new content, new interaction” global video cloud Innovation Challenge starts. The competition is jointly hosted by Intel and Alibaba cloud, and is jointly organized by Tianchi platform and Alibaba cloud video cloud team in cooperation with Youku strategic technology. Since the start of the competition, more […]

  • Method of hiding camera interface in IOS


    @font-face{ font-family:”Times New Roman”; } @ Font face {font family: “song style”;}@ font-face{ font-family:”Calibri”; } p. MsoNormal {MSO style name: body; mso-style-parent:””; margin:0pt; margin- bottom:.0001pt; mso-p agination:none; text- align:justify; text- justify:inter-ideograph; font- family:Calibri; MSO Fareast font family: song style; mso-bidi-font-family:’Times New Roman’; font- size:10.5000pt; mso-font- kerning:1.0000pt; } span.msoIns{ mso-style- type:export-only; mso-style-name:””; text-d ecoration:underline; text- underline:single; […]

  • How to call camera in H5


    XML/HTML CodeCopy content to clipboard <!DOCTYPE html>   <html lang=“zh-CN”>   <head>   <meta charset=“UTF-8”>   <title>Getusermedia instance</title>   </head>   <body>   <video id=“video” autoplay><ideo>   </body>   <script type=“text/javascript”>   var getUserMedia = (navigator.getUserMedia || navigator.webkitGetUserMedia || navigator.mozGetUserMedia || navigator.msGetUserMedia);    getUserMedia.call(navigator, {    video: true,    audio: true    }, function(localMediaStream) {    var video = document.getElementById(‘video’);    video.src = window.URL.createObjectURL(localMediaStream);    video.onloadedmetadata = function(e) {    console.log(“Label: ” + localMediaStream.label);    console.log(“AudioTracks” , localMediaStream.getAudioTracks());    console.log(“VideoTracks” , localMediaStream.getVideoTracks());    };    }, function(e) {    console.log(‘Reeeejected!’, e);    });    </script>   <html>      The above implementation method of H5 […]

  • IOS before customizing camera


    problem Not all uiimagepickercontrollers can take photos. The reasons are as follows: 1. If the product is not integrated, how can we experience innovation 2. How can the design reflect the intention 3. Operation: how is the experience different from a certain treasure and a certain letter??? 4. Development: I am forced to be a […]

  • The 7th Engineering Training Competition — garbage sorting


    The 7th Engineering Training Competition On April 9, 2021, Zhejiang Province held the seventh engineering training competition. Our group participated in the garbage sorting project, and our group successfully entered the final. However, we saw that the final rules did not mark a variety of garbage sorting, and we were not fully prepared to deal […]

  • Guo Mingwei: in 2023, iPhone will be equipped with periscope lens to greatly improve the optical zoom function


    Guo Mingxu, a famous analyst, said in the report that Apple will adopt “periscope telephoto lens” on iPhone in 2023. Guo did not elaborate, but there have been some rumors about Apple’s periscope lens, which will greatly improve the optical zoom function. He had expected apple to use a periscope lens on its iPhone in […]

  • Build a $60 face recognition system with NVIDIA Jetson nano 2GB and python


    By Adam geitgeyCompile FlinSource: Media New NVIDIA Jetson nano 2GB development board (announced today!) It’s a single board computer that costs $59 and runs artificial intelligence software with GPU acceleration. By 2020, you can get amazing performance from a $59 single board computer. Let’s use it to create a simple version of a doorbell camera […]

  • Introduction of LINQ and two examples of its application in work


    catalog 1 LINQ introduction 1.1 LINQ background 1.2 application scope of LINQ 1.3 LINQ core assembly 1.4 LINQ architecture 1.5 comparison of LINQ use forms 1.5.1 linq To Objects 1.5.2 linq To Xml 1.5.3 linq To Sql 1.5.4 LINQ to DataSets 1.5.5 summary 2. Two practical examples of LINQ to objects 2.1 left and inner […]

  • Building deep learning application with raspberry pie 4B (6) tensorflow Lite


    preface Last time we set up the development environment of tensorflow. It’s convenient to run the test model, but it’s still too large for raspberry pie. Only 0.3 FPS can’t meet the needs of real-time production environment. In this article, we deploy tensorflow Lite for mobile terminal and embedded devices, and run several models to […]

  • Using raspberry pie to build LAN monitoring


    Today, we introduce how to use raspberry pie and a USB camera to build a simple monitoring system. With it, we can view the dynamic images captured by the camera on the computer. 1. Camera detection Raspberry pie supports many common USB cameras, such as the one used by Liangxu: This type of camera can […]

  • Explain the highlights of iPhone 12 series mobile phones, and you will know whether it is worth buying


    The absence of the iPhone 12 Series in Apple‘s autumn launch in September has greatly increased the appetite of Apple fans. However, due to the “postponement” of the release, the configuration of the new iPhone has long been guessed, such as 5g and 5nm chips, and even the names and models of four mobile phones. […]

  • Bitmap keeps aspect ratio scaling in Android


    Requirement description When the deep learning model is deployed on the Android mobile terminal, for the collected camera images, it is necessary to keep the aspect ratio and scale the bitmap to the input size of the model. After zooming, the missing part of the pixels larger than the target size is filled with gray […]