macOS
Homebrewverifiziert · 100%
brew install jpeglocal Homebrew formula metadata
MacPortsverifiziert · 94%
sudo port install jpegMacPorts ports tree · graphics/jpeg/Portfile · Quelle: api.github.com
brew
jpeg mit Homebrew, apk, MacPorts, zypper installieren
Prüfe Installationswege, Executables, Metadaten und Sicherheitshinweise für jpeg in AI-Agent-Workflows.
Installation
Weitere Installationsbefehle
Linux
Alpine Linux apkverifiziert · 92%
sudo apk add jpegAlpine Linux edge package indexes · jpeg · Quelle: dl-cdn.alpinelinux.org
openSUSE zypperverifiziert · 92%
sudo zypper install libjpeg-turboopenSUSE Tumbleweed package metadata · libjpeg-turbo · Quelle: download.opensuse.org
Überblick
Paketzusammenfassung
Image manipulation library
Projektlinks
Befehle und Aliase
- cjpeg
- djpeg
- jpegtran
- rdjpgcom
- wrjpgcom
Verlauf
Projektgeschichte und Nutzung
The Homebrew `jpeg` formula represents the Independent JPEG Group's libjpeg software, one of the classic Unix image libraries behind JPEG encoding, decoding, and transformation tools. IJG describes itself as an informal group that writes and distributes a widely used free JPEG compression library, with the first version released on 7 October 1991.
Projektgeschichte
IJG's package grew around a portable C implementation of the JPEG standard, plus command-line tools such as `cjpeg`, `djpeg`, `jpegtran`, `rdjpgcom`, and `wrjpgcom`. Its README emphasizes portability, flexibility, and industrial-strength reuse rather than tutorial code, which explains why libjpeg became infrastructure rather than just a sample implementation.
The package also became a baseline for later JPEG implementations and forks. libjpeg-turbo maintains a reference repository of IJG code for comparison and benchmarking, while the IJG reference site frames libjpeg as the technical basis of a media format that remains massively deployed.
Adoptionsgeschichte
IJG libjpeg spread because it gave Unix, desktop, and embedded software a royalty-free way to read and write JPEG files. Package managers expose both the library and its small CLI utilities, making it a dependency of image viewers, converters, web tooling, and batch-processing scripts.
The 6b ABI became especially important in distribution culture because many downstream projects and alternative implementations, including libjpeg-turbo and mozjpeg-compatible builds, preserved or targeted that interface.
Wie es verwendet wird
`cjpeg` and `djpeg` convert between JPEG and other image formats, `jpegtran` performs lossless transforms and transcoding, and `rdjpgcom`/`wrjpgcom` handle textual comments. Developers also link against libjpeg directly when adding JPEG support to applications.
Warum Paket-Nerds sich dafür interessieren
For package maintainers, IJG JPEG is a canonical example of a tiny-looking formula that underpins a huge dependency graph. Its ABI history explains why distributions often care about which JPEG implementation satisfies `libjpeg` and why compatibility with IJG behavior still matters decades after the format became ordinary.
Zeitleiste
- 1991-10-07: IJG released the first version of its JPEG software.
- 1998-03-27: IJG release 6b established a long-lived compatibility target for downstream libraries and tools.
- 2024: The IJG reference site marked JPEG's 33rd anniversary and described ongoing libjpeg development.
- 2026-01-25: IJG release 10 was published.
Related projects
- Related projects include libjpeg-turbo, mozjpeg, JPEG Club's IJG reference material, and the many CLI tools that build on libjpeg-compatible APIs.
Quellen
Sicherheitslage
Noch keine Protected-Tool-Abdeckung gefunden
Für jpeg wurde kein passendes lokales Secret-Handling-Manifest gefunden. Nucleus-Paketmetadaten bleiben hier veröffentlicht, damit künftige Abdeckung eine stabile Paket-URL hat.
Installationsverhalten
- In den Formelmetadaten ist kein Homebrew-Post-install-Hook erfasst.
- Homebrew-Bottle-Metadaten sind für 6 Plattformziele verfügbar.
Empfohlene Prüfung
Prüfe vor unbeaufsichtigter Agent-Nutzung, ob das Tool Klartext-Credentials liest, Remote-Zustand schreibt, Artefakte veröffentlicht oder Plugins ausführt.
Executables
Installierte Executables
| Befehl | Art | Sichtbarkeit | Hinweis |
|---|---|---|---|
cjpeg | cli | globales Executable | |
djpeg | cli | globales Executable | |
jpegtran | cli | globales Executable | |
rdjpgcom | cli | globales Executable | |
wrjpgcom | cli | globales Executable |
Aktualität
Version und Aktualität
Diese Signale trennen das Alter der Seitengenerierung, Aktivität des Paketmanagers und Upstream-Release-Vergleich. Versionsrückstand wird nur gemeldet, wenn eine Evidenz-URL und vergleichbare Versionen vorhanden sind.
Seite generiert2026-07-10
Manager-Version10
Manager aktualisiert
lokale DatenOK
Upstreamnot checked
neueste erkannte Versionnicht erkannt
- InfoNo package-manager update timestamp was available.niedrig Konfidenz
- InfoRelease/tag comparison is only available for GitHub repositories.https://www.ijg.org/none Konfidenz
Installationsmetadaten
Paketmetadaten
| Paketschlüssel | brew:jpeg |
|---|---|
| Version | 10 |
| Paketmanager | Homebrew |
| Paketmanager-Seite | https://formulae.brew.sh/formula/jpeg |
| Homepage | https://www.ijg.org/ |
| Upstream-Dokumentation | https://www.ijg.org/ |
| Lizenz | IJG |
| Quellarchiv | https://www.ijg.org/files/jpegsrc.v10.tar.gz |
| Bottle | verfügbar (auf arm64_linux, arm64_sequoia, arm64_sonoma, arm64_tahoe, sonoma, x86_64_linux) |
| Homebrew post-install | nicht definiert |
| Dienst | keiner deklariert |
Registry-Fakten
Details aus der Quelldatenbank
| Source Database | Homebrew formula API |
|---|---|
| Tap | homebrew/core |
| Full Name | jpeg |
| Aliases |
|
| Version Scheme | 0 |
| Revision | 0 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | yes |
| URL Keys |
|
Source-Datenbank-Treffer
Andere Paketmanager-Einträge
Treffer stammen aus externen Paketmanager-Indizes und bleiben von lokalen Automic-Vault-Paketlinks getrennt.
apk95%
jpeg 9f-r0
Wrapper for libjpeg-turbo
sudo apk add jpeg- License: Public Domain
- Architecture: x86_64
- Source Package: jpeg
- 1 Abhängigkeiten
- normalized package name match
- Abgeglichen nach: Jpeg
apk95%
jpeg-dev 9f-r0
Wrapper for libjpeg-turbo-dev
sudo apk add jpeg-dev- License: Public Domain
- Architecture: x86_64
- Source Package: jpeg
- 1 Abhängigkeiten
- normalized package name match
- Abgeglichen nach: Jpeg
apk95%
libjpeg 9f-r0
Wrapper for libjpeg-turbo
sudo apk add libjpeg- License: Public Domain
- Architecture: x86_64
- Source Package: jpeg
- 1 Abhängigkeiten
- normalized package name match
- Abgeglichen nach: Jpeg
zypper95%
libjpeg-turbo 3.1.4.1-83.2
A SIMD-accelerated library for manipulating JPEG image files
sudo zypper install libjpeg-turbo- License: BSD-3-Clause
- Category: Unspecified
- Architecture: x86_64
- Source Package: libjpeg-turbo
- 4 Abhängigkeiten
- 3 stellt bereit
- normalized package name match
- Abgeglichen nach: Jpeg
MacPorts95%
jpeg
sudo port install jpeg- normalized package name match
- Abgeglichen nach: Jpeg
Quellspur
Aus Repository-Daten generiert
Diese Seite wird von av-web aus dem privaten Paket-SQLite-Artefakt bereitgestellt, das scripts/generate-pkg-sqlite.py erstellt.
Combined YAML source
View the package source record on GitHub.
Verwendete Quellen
- Nucleus package database
- cross-ecosystem install command graph
- curated package history
- external package-manager database matches
- package relationship graph
- package version freshness
- package-page enrichment