codec

The swiss army knife of lossless video/audio editing

A hands-on introduction to video technology: image, video, codec (av1, vp9, h265) and more (ffmpeg encoding). Translations: 🇺🇸 🇨🇳 🇯🇵 🇮🇹 🇰🇷 🇷🇺 🇧🇷 🇪🇸

FFmpeg libav tutorial - learn how media works from basic to transmuxing, transcoding and more. Translations: 🇺🇸 🇨🇳 🇰🇷 🇪🇸 🇻🇳 🇧🇷

Wrangling Untrusted File Formats Safely

Simple Binary Encoding (SBE) - High Performance Message Codec

JPEG XL image format reference implementation

Modern audio compression for the internet.

Full-featured MP4 format, MPEG DASH, HLS, CMAF SDK and tools

vgmstream - A library for playback of various streamed audio formats used in video games.

Minimalistic MP3 decoder single header library

State-of-the-art audio codec with 90x compression factor. Supports 44.1kHz, 24kHz, and 16kHz mono/stereo audio.

Functional programming library for TypeScript - https://gigobyte.github.io/purify/

FFME: The Advanced WPF MediaElement (based on FFmpeg)

[ICLR 2025] SOTA discrete acoustic codec models with 40/75 tokens per second for audio language modeling

VVenC, the Fraunhofer Versatile Video Encoder

CBOR codec (RFC 8949, RFC 8742) with CBOR tags, Go struct tag options (toarray, keyasint, omitempty, omitzero), float64/32/16, big.Int, and fuzz tested.

a netty like asynchronous network I/O library based on tcp/udp/websocket; a bidirectional RPC framework based on JSON/Protobuf; a microservice framework based on zookeeper/etcd

Simple, modern libpng alternative

CicadaPlayer is the player core of AliPlayer, which supports multiple platforms Android, iOS, macOS, Windows, Linux, and WebAssembly for now. The goal is to provide a player core which supports multi-platform, hardware accelerator, and customizable and extensible features. Which supports WideVine drm, LL-HLS, MPEG-DASH and HDR playback.

手写自己的RPC框架/Handwritten RPC framework