# 使用 Homebrew, Nix 安装 imageworsener

查看 imageworsener 的安装路径、可执行文件、元数据以及面向 AI 代理工作流的安全说明。

## 安装

```sh
sudo av install brew:imageworsener
```

其他安装命令:

### macOS

- Homebrew (100%):

```sh
brew install imageworsener
```

  证据: local Homebrew formula metadata

### Linux

- Nix (92%):

```sh
nix profile install nixpkgs#imageworsener
```

  证据: nixpkgs package indexes: pkgs/by-name/im/imageworsener/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1

## 软件包事实

- **软件包键:** brew:imageworsener
- **软件包管理器:** Homebrew
- **版本:** 1.3.5
- **来源摘要:** Utility and library for image scaling and processing
- **主页:** <https://entropymine.com/imageworsener/>
- **仓库:** <https://github.com/jsummers/imageworsener>
- **已生成:** 2026-08-03T19:37:03+00:00

## 可执行文件

- imagew (别名)

## 安装行为

- Bottle: 不可用

## 版本和新鲜度

- 页面生成时间: 2026-08-03
- 管理器版本: 1.3.5
## 项目历史与用法

ImageWorsener is Jason Summers' cross-platform image scaling and processing utility and C library. Its own documentation jokes about degrading images, but the core goal is high-quality, correctness-oriented image resizing and processing rather than speed.

### 项目历史

ImageWorsener began in 2011 and reached public 0.9.0-era tags that year. The readme for version 1.3.5 lists copyright years 2011-2022, describes a command-line utility plus library, and records a licensing change from GPLv3+ in versions through 1.1.0 to an MIT-style license afterward.

The project developed around precise treatment of resampling, gamma correction, transparency, grayscale conversion, and high bit depth images. Its technical notes explicitly describe the program as a correctness-first tool that does not trade accuracy for speed, while also separating a core processing library from file-format I/O and the `imagew` command-line frontend.

### 采用历史

ImageWorsener's adoption has been modest but durable. It appears in Homebrew and Nix metadata and is packaged in other Unix-like ports systems, but its niche is less everyday image conversion and more users who care about resampling behavior, gamma correctness, and reproducible command-line processing.

The project site provides source archives and Windows binaries, while the GitHub repository offers source-control access. Homebrew analytics show sparse installs, which matches a specialized utility whose main value is fidelity and technical documentation rather than broad batch-conversion convenience.

### 使用方式

The `imagew` command reads an input file and writes an output file, with options for resizing, best-fit behavior, format selection, bit depth, dithering, posterization, grayscale conversion, background colors, and channel offsets. It supports regular files, standard input/output schemes, and Windows clipboard input for some builds.

The documentation emphasizes file-format support for PNG, JPEG, BMP, and WebP, with partial support for GIF, TIFF, MIFF, and Netpbm-family formats. The library API is intentionally lower level and less documented than the command.

### 为什么软件包爱好者会关心

ImageWorsener is interesting to package nerds because it is the opposite of a convenience wrapper: a small C utility that prioritizes image-processing correctness and documents the tradeoffs. Its long technical notes make it a reference-like package for people comparing resampling behavior across ImageMagick, GraphicsMagick, and purpose-built tools.

### 时间线

- 2011: Early ImageWorsener tags and copyright history begin.
- 2011: Version 0.9.0 appears in the source repository.
- 2010s: The project accumulated technical essays on resampling, gamma, grayscale, alpha resizing, and filters.
- 2022: Version 1.3.5 was released with source archives and Windows binaries.
- 2026: Homebrew continues to package ImageWorsener as a niche image-processing utility.

### Related projects

- The technical notes compare ImageWorsener's space with ImageMagick and GraphicsMagick, and cite resampling discussions such as Eric Brasseur's gamma article and VirtualDub's resampler article as inspirations. Its file-format support also depends on libraries such as libpng, zlib, libjpeg, and libwebp when enabled.

### 来源

- <https://entropymine.com/imageworsener/>
- <https://formulae.brew.sh/api/formula/imageworsener.json>
- <https://github.com/jsummers/imageworsener>
- <https://raw.githubusercontent.com/jsummers/imageworsener/master/readme.txt>
- <https://raw.githubusercontent.com/jsummers/imageworsener/master/technical.txt>


## 安全说明

broad file, network, media, or database tool signal.

- **Geiger 风险:** blue / 中
- broad file, network, media, or database tool signal

## 其他软件包管理器记录

- Nix - imageworsener: normalized package name match | nixpkgs package indexes: pkgs/by-name/im/imageworsener/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1


## Combined YAML source

View the package source record on GitHub. [combined/imageworsener.yml](https://github.com/mxcl/pkgdb/blob/main/combined/imageworsener.yml)


## 来源

- pkg.so package database
- Geiger risk classifier
- curated package history
- pkgdb category and tag curation
- external package-manager database matches
- cross-ecosystem install command graph