Programmer Think

Recently, we need to build a live broadcast platform for online classes. Considering the clarity and delay, we agree that WebRTC is the most appropriate.There are two reasons: first, the "point-to-point communication" is very attractive to us. There is no need for an intermediate server. The client is directly connected, and the commu ...

preface This article is based on the PineAppRtc project github.com/thfhongfeng... In webrtc, the recording and playing of audio are encapsulated inside. Generally, we don't need to pay attention to it. We can use it directly. But recently, there is a requirement to transmit our own data, so we need to expose these interfaces for use. So we n ...

Before we know about LRU, we should know about cache. We all know that the computer has cache memory and 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 high. Cache requireme ...

FFmpeg is a leading multimedia framework and a powerful open source library for audio and video processing. It can decode, encode, transcode, mix, separate streaming media, filter and play audio and video content in almost all formats. It can not only use API to process audio and video, but also use FFmpeg command to edit audio and video files. ...