macOS
Homebrew已验证 · 100%
brew install kvazaarlocal Homebrew formula metadata
MacPorts已验证 · 94%
sudo port install kvazaarMacPorts ports tree · multimedia/kvazaar/Portfile · 来源: api.github.com
安装
其他安装命令
Linux
Debian apt已验证 · 92%
sudo apt install kvazaarDebian stable package indexes · kvazaar · 来源: deb.debian.org
Nix已验证 · 92%
nix profile install nixpkgs#kvazaarnixpkgs package indexes · pkgs/by-name/kv/kvazaar/package.nix · 来源: api.github.com
Arch Linux pacman已验证 · 92%
sudo pacman -S kvazaarArch Linux sync databases · kvazaar · 来源: geo.mirror.pkgbuild.com
概览
软件包摘要
Ultravideo HEVC encoder
历史
项目历史与用法
Kvazaar is an academic open-source HEVC/H.265 video encoder developed by Ultra Video Group, aimed at portable, research-friendly, and high-performance encoding.
项目历史
Ultra Video Group describes Kvazaar as an award-winning academic encoder developed since 2012. The project is implemented in C, optimized with SSE and AVX intrinsics, coordinated by Ultra Video Group, and developed on GitHub.
采用历史
Kvazaar's adoption sits between video-coding research and practical media tooling. The official page notes support in FFmpeg and Libav, giving the encoder a route into de facto multimedia frameworks while preserving its role as an open research implementation.
使用方式
Kvazaar is used as a command-line HEVC encoder for YUV and Y4M-style workflows, targeting x86, x64, PowerPC, and ARM on Windows, Linux, and macOS. Its goals include coding efficiency close to HM, portability, real-time speed, and optimized compute and memory use.
为什么软件包爱好者会关心
Kvazaar is notable because video codecs often arrive as hard-to-package reference software or heavily optimized vendor stacks. Kvazaar gives package managers a BSD-licensed, cross-platform HEVC encoder with an academic provenance and ongoing benchmark-focused release notes.
时间线
- 2012: Development began on the academic HEVC/H.265 encoder.
- v1.0.0: Release notes reported major rate-distortion and speed improvements over v0.8.3.
- v2.1.0: License changed from LGPL-2.1 to BSD-3-Clause.
- v2.3.2: Release focused on 10-bit encoding fixes and rate-control/cost-calculation improvements.
Related projects
- Kvazaar is related to the HEVC/H.265 standard, the HM reference encoder, FFmpeg, Libav, and other Ultra Video Group projects such as uvg266 and uvgKvazaarHW.
来源
安全态势
风险级别：blue
broad file, network, media, or database tool signal.
风险分类器
blue 风险 · 中 置信度 · tool
原因
- broad file, network, media, or database tool signal
信号
- text:video
安装行为
- formula 元数据中未记录 Homebrew post-install 钩子。
- Homebrew bottle 元数据适用于 6 个平台目标。
- 构建元数据列出 3 个构建依赖。
建议审查
在无人值守的代理使用前，请检查该工具是否读取明文凭据、写入远程状态、发布制品或调用插件。
可执行文件
已安装的可执行文件
| 命令 | 类型 | 暴露范围 | 备注 |
|---|---|---|---|
kvazaar | cli | 全局可执行文件 |
新鲜度
版本和新鲜度
这些信号区分页生成时间、软件包管理器活动和上游发布比较。只有存在证据 URL 和可比较版本时，才会提示版本落后。
页面生成时间2026-07-08
管理器版本2.3.2
管理器更新时间
本地数据OK
上游当前
检测到的最新版本v2.3.2
https://github.com/ultravideo/kvazaar
- 信息No package-manager update timestamp was available.低 置信度
安装元数据
软件包元数据
| 软件包键 | brew:kvazaar |
|---|---|
| 版本 | 2.3.2 |
| 软件包管理器 | Homebrew |
| 软件包管理器页面 | https://formulae.brew.sh/formula/kvazaar |
| 主页 | https://github.com/ultravideo/kvazaar |
| 仓库 | https://github.com/ultravideo/kvazaar |
| 上游文档 | https://github.com/ultravideo/kvazaar#readme |
| 许可证 | BSD-3-Clause |
| 源码归档 | https://github.com/ultravideo/kvazaar/archive/refs/tags/v2.3.2.tar.gz |
| 构建依赖 | autoconf, automake, libtool |
| Bottle | 可用 (于 arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | 未定义 |
| 服务 | 未声明 |
注册表事实
源数据库详情
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | kvazaar |
| Version Scheme | 0 |
| Revision | 0 |
| Head Version | HEAD |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
源数据库匹配
其他软件包管理器记录
匹配项来自外部软件包管理器索引，并与本地 Automic Vault 软件包链接分开显示。
Debian apt95%
kvazaar 2.3.1-2
HEVC encoder - application
https://github.com/ultravideo/kvazaar
sudo apt install kvazaar- Section: video
- Architecture: amd64
- 2 依赖
- normalized package name match
- 匹配方式：Kvazaar
Debian apt95%
kvazaar-doc 2.3.1-2
HEVC encoder - documentation
https://github.com/ultravideo/kvazaar
sudo apt install kvazaar-doc- Section: doc
- Architecture: all
- Source Package: kvazaar
- normalized package name match
- 匹配方式：Kvazaar
Debian apt95%
libkvazaar-dev 2.3.1-2
HEVC encoder - development files
https://github.com/ultravideo/kvazaar
sudo apt install libkvazaar-dev- Section: libdevel
- Architecture: amd64
- Source Package: kvazaar
- 1 依赖
- 1 可选依赖
- normalized package name match
- 匹配方式：Kvazaar
Debian apt95%
libkvazaar7 2.3.1-2
HEVC encoder - shared library
https://github.com/ultravideo/kvazaar
sudo apt install libkvazaar7- Section: libs
- Architecture: amd64
- Source Package: kvazaar
- 4 依赖
- normalized package name match
- 匹配方式：Kvazaar
Nix95%
kvazaar
nix profile install nixpkgs#kvazaar- normalized package name match
- 匹配方式：Kvazaar
pacman95%
kvazaar 2.3.2-2
An open-source HEVC encoder
https://github.com/ultravideo/kvazaar/
sudo pacman -S kvazaar- License: BSD-3-Clause
- Architecture: x86_64
- 4 依赖
- normalized package name match
- 匹配方式：Kvazaar
MacPorts95%
kvazaar
sudo port install kvazaar- normalized package name match
- 匹配方式：Kvazaar
来源线索
由仓库数据生成
此页面由 av-web 从 scripts/generate-pkg-sqlite.py 生成的私有软件包 SQLite 工件提供。
Combined YAML source
View the package source record on GitHub.
使用的来源
- Geiger risk classifier
- Nucleus package database
- av.db category and tag curation
- cross-ecosystem install command graph
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment