FFmpeg 再次感谢腾讯提交 2200 行手写汇编代码，执行效率比 C 语言快 20 倍

IT之家4 月 25 日消息，开源多媒体框架 FFmpeg 今天在 X 平台发文，感谢腾讯提交手写的 ARM NEON 汇编代码。 据悉，本次新提交的补丁包含 2200 行手写汇编代码，主要针对 VVC（多功能视频编码）/H.266 Angular Prediction（角度预测）模块。在苹果 M4 处理器上，新代码执行效率相比原来的 C 语言代码快 20 倍。 值得注意的是，FFmpeg 并不是 ...
MUO on MSN

5 things FFmpeg can do that most people pay for

It’s surprising how much you can do without premium software.
Ars Technica

How to gently terminate ffmpeg when called from a service?

This is a followup to my two year old thread that is now locked. TL;DR: how do I sent "q\r\n" to ffmpeg when stopping or restarting it in a service on Raspbian? My BeeCam is a Raspberry Pi3/Raspbian ...
TechSpot

FFmpeg developers claim 94x speed boost using handwritten AVX-512 code

In context: Advanced vector extensions are a type of "single instruction, multiple data" extension to the x86 instruction set architecture, implemented by Intel and AMD in modern CPUs. These ...