macOS
Homebrewverifiziert · 100%
brew install tiff2pnglocal Homebrew formula metadata
brew
tiff2png mit Homebrew installieren
Prüfe Installationswege, Executables, Metadaten und Sicherheitshinweise für tiff2png in AI-Agent-Workflows.
Installation
Weitere Installationsbefehle
Überblick
Paketzusammenfassung
TIFF to PNG converter
Projektlinks
Befehle und Aliase
- tiff2png
Verlauf
Projektgeschichte und Nutzung
tiff2png is a small command-line converter for turning TIFF images into PNG files. Its official libpng-hosted page describes the main goal as direct TIFF-to-PNG conversion while preserving alpha transparency, scaling information, and user-controlled compression.
Projektgeschichte
The official page credits Willem van Schaik, Greg Roelofs, and Ralph Giles as authors and presents version 0.92 as the current release. It also records earlier lineage through Willem van Schaik's separate 0.7 offshoot, labelled 0.82, and explains behavioral differences around wildcard batch conversion and overwrite handling.
The project sits close to the PNG ecosystem rather than the modern image-toolkit world: the official page is hosted under libpng's PNG applications area and lists libpng, zlib, libtiff, and IJG JPEG libraries as supporting components.
Adoptionsgeschichte
The official page lists source tarballs, a GitHub repository, git mirrors, and older platform binaries for systems including SCO OpenServer and 32-bit Windows. That distribution style reflects an older portable C utility that survived through source archives, mirrors, and package-manager formulas.
Homebrew keeps tiff2png available as a narrow utility for users who want one conversion command rather than a full ImageMagick-style suite.
Wie es verwendet wird
tiff2png is used for batch conversion, with the official page giving a wildcard example such as converting multiple .tiff files at once. It is especially relevant when users care about preserving transparency while producing PNG output.
For package users, the practical use case is scripted image conversion in build, publishing, archival, or web pipelines where a dedicated TIFF-to-PNG binary is simpler than invoking a larger image-processing framework.
Warum Paket-Nerds sich dafür interessieren
Its package-nerd significance is mostly historical and practical: it is the sort of small, old-school image utility that package managers preserve because scripts depend on exact command names and behaviors.
The official warning about a related offshoot lacking wildcard support and overwrite checks is a reminder that tiny conversion tools often matter because their edge-case behavior is part of the package contract.
Zeitleiste
- 2000-2005, 2014: Copyright years shown on the official tiff2png page.
- 2000s: Official page documents version 0.92, older platform binaries, and support libraries.
- 2014: GitHub repository created for rillian/tiff2png as a libpng.org-derived conversion utility.
Related projects
- The official page links the utility to libpng, zlib, libtiff, and the Independent JPEG Group library.
- The official page also notes Willem van Schaik's separate 0.82-labelled offshoot from version 0.7.
Quellen
Sicherheitslage
Risikostufe: grün
narrow executable package without higher-risk signals.
Risikoklassifikator
grün Risiko · niedrig Konfidenz · appliance
Warum
- narrow executable package without higher-risk signals
Signale
- metadata:no-higher-risk-signals
Installationsverhalten
- In den Formelmetadaten ist kein Homebrew-Post-install-Hook erfasst.
- Homebrew-Bottle-Metadaten sind für 6 Plattformziele verfügbar.
- Installiert mit 3 Laufzeitabhängigkeiten.
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 |
|---|---|---|---|
tiff2png | 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 generiert2026-07-26
Manager-Version0.92
Manager aktualisiert
lokale DatenOK
Upstreamaktuell
neueste erkannte Versionv0.92
https://github.com/rillian/tiff2png
- InfoNo package-manager update timestamp was available.niedrig Konfidenz
Installationsmetadaten
Paketmetadaten
| Paketschlüssel | brew:tiff2png |
|---|---|
| Version | 0.92 |
| Paketmanager | Homebrew |
| Paketmanager-Seite | https://formulae.brew.sh/formula/tiff2png |
| Homepage | http://www.libpng.org/pub/png/apps/tiff2png.html |
| Repository | https://github.com/rillian/tiff2png |
| Upstream-Dokumentation | http://www.libpng.org/pub/png/apps/tiff2png.html |
| Lizenz | ISC |
| Quellarchiv | https://github.com/rillian/tiff2png/archive/refs/tags/v0.92.tar.gz |
| Abhängigkeiten | jpeg-turbo, libpng, libtiff |
| 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 | tiff2png |
| Version Scheme | 0 |
| Revision | 3 |
| Bottle Stable Root URL | https://ghcr.io/v2/homebrew/core |
| Deprecated | no |
| Disabled | no |
| Keg Only | no |
| URL Keys |
|
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
- Geiger risk classifier
- Nucleus package database
- av.db category and tag curation
- cross-ecosystem install command graph
- curated package history
- package relationship graph
- package version freshness
- package-page enrichment