Tag：audio and video
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Realize an online dating app from scratch (an artifact that relieves the embarrassment of dating)
The technology stack, labor costs, and hardware costs involved in real-time audio and video are very large. Generally, individual developers are basically unable to independently complete a functional and stable real-time audio and video application. This article introduces the real-time audio and video low-level technology in one day.androidThe developer completes the real-time blind date roomAPP, […]
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web technology sharing | LRU cache elimination algorithm
Before understanding LRU, we should understand cache. Everyone knows that computers have cache memory, which can temporarily store the most commonly used data. When the cache data exceeds a certain size, the system will recycle it to free up space to cache new data, but The cost of retrieving data from the system is relatively […]
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【Audio and video】YUV
what is yuv YUV color coding usesBrightnessandChromato specify the color of the pixel. Among them, Y represents brightness (Luminance, Luma), while U and V represent chromaticity, density (Chrominance, Chroma). Similar to the RGB representation of an image, each pixel contains Y, U, and V components. But its Y and UV components can be separated. If […]
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Android technology sharing | Activity transition animation – make switching more cool
introduce In android5.0 and above, google provides us with several transition animations for activity switching, the purpose is to make the activity switching transition more beautiful, while the activity switching before android5.0 is blunt. Although you can customize the animation to add to the activity, but the effect is not satisfactory. The switching animation provided […]
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【Online Roundtable – 263】End-to-End Encryption for Video Conferencing
This sharing will introduce the similarities and differences of WebRTC-based conference, SFU mode conference, and WebRTC SFU mode conference data encryption for various current terminal encryption scenarios. The content comes from the sharing of 263 audio and video architect He Xiaomin at the round table in the second half of the video conference. PPT data […]
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Play with nginx series under Linux (6)—nginx implements cache (cache) service
Ngnix cache The use of caching is very common in various projects. As an efficient proxy server, nginx also provides a powerful caching mechanism. Imagine that in some large websites, there are a large number of static html, js, css files, etc. , When loading a page, if there is no cache, the page will […]
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RTC+AI vision quickly creates a real-time beauty application
This article will take WINDOWS and MACOS as the entry point, and take you to understand the entire implementation process of Express SDK + Effects SDK on the PC side.Help developers quickly obtain AI visual functions in audio and video scenes – beauty, filters, background cutouts, etc. Implementation logic of AI vision in audio and […]
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Implementation of Flutter’s ear return and dual-channel functions
1 Introduction to the ear return function The ZEGO Express SDK provides the functions of Flutter in-ear and dual-channel, and is widely used in live video, karaoke, audio recording and other scenarios. Developers can set according to actual business scenarios. A set of codes can realize cross-platform audio and video earphones. Return function, save development […]
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Audio and video series two: hello world of Visual Studio2019 integrated ffmpeg
title: Audio and video series 2: hello world of Visual Studio2019 integrated ffmpegcategories:[ffmpeg]tags:date: 2021/11/25 <div align = ‘right’>Author: hackett</div> <div align = ‘right’>WeChat public account: Overtime Ape</div> 1. Download and install Visual Studio The download address is: https://visualstudio.microsof… Then install it. During installation, select the option developed by C/C++ to install. When installing, select the […]
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ByteDance Multimedia Lab and ISCAS jointly held the 2nd Neural Network Video Coding Competition
Recently, ISCAS announced that it will be held in Monterey, California, USA from May 21st to May 25th, 2023. As the flagship conference of the Society for Circuits and Systems under the IEEE, this ISCAS will continue to cooperate with the ByteDance Multimedia Lab to hold the second neural network video coding competition. Figure: Screenshot […]
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Technology sharing | The use of cloud servers – the installation and use of nginx
The server system used this time:CentOS 8.2 64bitHuawei ECSEnter from Huawei’s cloud server consoleRemote login The installation location of nginx this time is /usrUnder contents cd /usr/local nginx related environment installation yum -y install gcc pcre-devel zlib-devel openssl openssl-devel encountered an error rrors during downloading metadata for repository ‘epel’: – Status code: 404 for http://archives.fedoraproject.org/pub/archive/epel/8/Everything/x86_64/repodata/repomd.xml […]