125 Open Source Codec Software Projects

A hands-on introduction to video technology: image, video, codec (av1, vp9, h265) and more (ffmpeg encoding).

FFmpeg libav tutorial - learn how media works from basic to transmuxing, transcoding and more

The swiss army knife of lossless video/audio editing

Simple Binary Encoding (SBE) - High Performance Message Codec

Wrangling Untrusted File Formats Safely

Modern audio compression for the internet.

Minimalistic MP3 decoder single header library

FFME: The Advanced WPF MediaElement (based on FFmpeg)

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

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

Minimalistic H264/SVC encoder single header library

A codec for fast video playback

Reference implementation of the Ogg Vorbis audio format.

base💯 - Encode your data into emoji

Speex voice codec mirror - THIS IS A MIRROR, DEVELOPMENT HAPPENS AT https://gitlab.xiph.org/xiph/speex

SimplE Lossless Audio

Compression Benchmark

HAP video player plugin for Unity

ks cloud hevc(h265) encoder decoder test and description

C++ Library for ISO/IEC 14496-12 - ISO Base Media File Format (QuickTime, MPEG-4, HEIF, etc)

Ut Video Codec Suite - fast lossless video codec

Alliance for Open Media Video Codec reference implementation (Mozilla branch)

目标是提供一个通用的Java核心编程框架,作为搭建其它框架或者项目的基础. 让相关领域的研发人员能够专注高层设计而不用关注底层实现. 涵盖了缓存,编解码,通讯,事件,输入/输出,监控,存储,配置,脚本和事务10个方面.

decode, inspect, edit, and encode jpeg images in pure swift

An FFmpeg and SDL Tutorial.

lightweight multiplexed rpc

Parse and generate m3u8 playlists for Apple HTTP Live Streaming (HLS) in Ruby.

Go implementation of the MediaDevices API.

Generic and fast binary serializer for Go

*Multimedia project* A screen recording application to capture your desktop and store in a video format. Click here to watch the demo

Parse and generate m3u8 playlists for Apple HTTP Live Streaming (HLS) in Golang (ported from gem https://github.com/sethdeckard/m3u8)

Native audio for unsupported codecs in Mac OS Sierra 10.12 with Clover

[CVPR'19, ICLR'20] A Python toolbox for modeling and optimization of photo acquisition & distribution pipelines (camera ISP, compression, forensics, manipulation detection)

Clojure API for binary format I/O using java's stream apis

Reference implementation of the Theora video compression format.

Record/Encode Audio on Browser using the WebAudio API and "ported" libraries.

Erlang external term format codec for Rust language.

Open-source implementation of JPEG2000 Part-15 (or JPH or HTJ2K)

Native Clojure CBOR codec implementation.

Simple, consistent interfaces for any codec.

Splittable Gzip codec for Hadoop

Utility library for encoding and decoding data

An LZMA decoder/encoder written in pure Rust

Assorted functional-oriented data structures and algorithms for Java.

F# Event-Union Contract Encoding with versioning tolerant converters supporting System.Text.Json and Newtonsoft.Json

pyfixmsg is a library for parsing, manipulating and serialising FIX messages, primarily geared towards testing.

iOS macOS 编解码库 脱离ffmpeg等外部依赖 支持H.264 H.265裸流播放 硬件编解码 rtmp推流等

Encoding and decoding of HDR video

esp-adf (esp-idf) audio_hal component for AI-Thinker's ESP32-A1S module (AC101 codec)

Patched AppleHDA for Realtek ALC ,VIA VT, IDT , Cirrus Logic Audio Codecs for Hackintosh's

FLAC decoder library in Java.

Managed Media Aggregation

Online app to generate Scala boilerplate

High-performance Contract ABI and RLP for Ethereum

[dead] combinators for type conversion (serialization/deserialization) to/from several formats. See this blog post (outdated): http://cedeela.fr/universal-serialization-and-deserialization.html

opus-tools Unofficial Builds - Win32 & x64

The fastest and safest EVC encoder and decoder

Encode keys, values and range options, with built-in or custom encodings.

A JSON library written in pure Kotlin

C++ Reed Solomon Error Correcting Library https://www.schifra.com

NHW : A Next-Generation Image Compression Codec

An abstract-leveldown implementation that wraps another store to encode keys and values.

Easy POJO codec for MongoDB in Java

Curated conents of awesome open source repo and articles for GB28181、Video、Stream、RTSP、Onvif、SIP and so on.

A thin wrapper of PyYaml to convert Python objects to YAML and back

Golang Client for Schema Registry

hardware codec for windows using ffmpeg (nvi qsv enc\dxva2 dec) 使用ffmpeg进行Qsv硬编码、Nvi硬编码、DXVA硬解码的封装API

AV1 video codec bitstream parser (not decoder!)

Inofficial scodec cheatsheet

JPEG2000/JP2 Image Compression Codec using Python,NumPy,PyDWT

Cross-platform Dicom native codecs for fo-dicom

Bitstream processing library of MPEG-ISOBASE media file format (ISO/IEC 14496-12 - MPEG-4 Part 12: ISO base media file format)

JPEG2000 codec for RDP

High-performance network library for D programming language, event-driven asynchonous implemention(IOCP / kqueue / epoll).

A MQTT codec for swiftNIO

fast ethereum rlp decode/encode in java

BSON codecs for Java 8 Date and Time API (JSR-310).

HD Radio SDR Receiver

A very fast POJO codec for MongoDB (used in conjunction with the Mongo Java Driver) that handles generic types as well as polymorphic class hierarchies

Up to date tutorial of ffmpeg

AC101 audio codec driver library for Arduino

Delphi / Free Pascal Compitable JPEG-LS Codec

Debian package for the Bcg729 G.729 codec library

GliGli's TileMotion video codec (data science / machine learning inspired; trivially simple to decode)

Sound Codecs

Annomator is a fully featured automatic image annotator. It can detect, record, edit and display masks and boxes from objects detected in images.

ASN.1 Codecs, including BER, CER and DER.

Image Codec using Private-key cryptography

A-Law and mu-Law codecs in JavaScript.

Export QuickTime Movies with Matlab

Learning-based Just-noticeable-quantization-distortion Model for perceptual video coding

🖼️ Let's Make a Binary Face

Video file decoding in Common Lisp

ONC RPC (Sun RPC) implementation in Go lang

LAME Unofficial Builds - Win x64 & x86

Ruby SCALE Codec Library & Substrate Client

一个android崩溃日志打印框架

A Safe #[no_std] ASN.1 Codec Framework

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