# 使用 Homebrew, MacPorts, Nix 安装 tivodecode

查看 tivodecode 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:tivodecode
```

其他安装命令:

### macOS

- Homebrew (100%):

```sh
brew install tivodecode
```

  证据: local Homebrew formula metadata

- MacPorts (94%):

```sh
sudo port install tivodecode
```

  证据: MacPorts ports tree: multimedia/tivodecode/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

### Linux

- Nix (92%):

```sh
nix profile install nixpkgs#tivodecode
```

  证据: nixpkgs package indexes: pkgs/by-name/ti/tivodecode/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:tivodecode
- **软件包管理器:** Homebrew
- **版本:** 0.2pre4
- **来源摘要:** Convert .tivo to .mpeg
- **主页:** <https://tivodecode.sourceforge.net/>
- **已生成:** 2026-08-03T19:37:03+00:00

## 可执行文件

- tdcat (别名)
- tivodecode (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: 0.2pre4
## 项目历史与用法

tivodecode is a portable command-line decoder for TiVoToGo recordings. Its official project page describes it as converting a .TiVo file into a normal MPEG file when given the Media Access Key for the TiVo that recorded it.

### 项目历史

The project grew out of the TiVoToGo era, when TiVo provided Windows-oriented access paths but users on Unix-like systems wanted a file-and-pipe friendly tool. The official site positions tivodecode as providing the same kind of access as TiVo's DirectShow-based Windows path, but in portable C and on the command line.

SourceForge lists the project as registered on 2006-11-30 and categorized as a video converter written in C. The project remained small and specialized, but its 0.1.4 release added support for reading the MAK from ~/.tivodecode_mak, matching its common batch-conversion usage.

### 采用历史

Adoption was concentrated among TiVo hobbyists, Linux and Mac users, and people building personal DVR export workflows. The official site points users to related TiVo tools such as Galleon for downloading recordings and to third-party tools or GUIs built around tivodecode.

The supplied package-manager facts show the tool packaged by Homebrew, MacPorts, and Nix, which fits its long-tail role as a niche media utility kept available for users with old .TiVo archives or TiVoToGo workflows.

### 使用方式

The typical use case is decoding a downloaded .TiVo program stream to MPEG after obtaining the file from the TiVo's built-in web server or another TiVo transfer tool. The official documentation notes that the valid MAK is still required and that the tool is not intended to bypass TiVo protection.

For package users, tivodecode is mostly a scriptable terminal utility: it can run on files or pipes, can read the MAK from ~/.tivodecode_mak, and is useful when a GUI media stack is too heavy for a conversion job.

### 为什么软件包爱好者会关心

tivodecode matters to package collectors because it is a classic example of a small, legally constrained interoperability utility that survived through package managers long after its original consumer-device moment passed.

Its appeal is not broad media conversion, but preserving access to a particular proprietary container in reproducible Unix workflows.

### 时间线

- 2006-11-30: SourceForge project registered.
- 0.1.4: Current release documented on the official site, adding ~/.tivodecode_mak support.
- 2017-11-16: SourceForge project page lists the last update date.

### Related projects

- TiVoToGo is the TiVo feature that produced the .TiVo files tivodecode targets.
- Galleon is recommended by the official tivodecode site as an open-source SourceForge tool for downloading recordings on non-Windows platforms.
- DirectShowDump and TiVo's DirectShow DLL are cited by the official site as the Windows-oriented functional counterpart.

### 来源

- <https://sourceforge.net/projects/tivodecode/ SourceForge registration date, category, language, operating systems, and project activity>
- <https://tivodecode.sourceforge.net/ official description, MAK note, 0.1.4 config-file note, and TiVo/Galleon usage notes>
- source_facts.package-manager for Homebrew, MacPorts, and Nix packaging


## 安全说明

narrow executable package without higher-risk signals.

- **Geiger 风险:** 绿色 / 低
- narrow executable package without higher-risk signals


## Configuration and credential file locations

These source-backed paths show where this package keeps local settings or durable credentials. Automic Vault can use them as review targets for secret scanning, migration, and command approval.


## Configuration files

- Unix: ~/.tivodecode_mak

## Credential files

- Unix: ~/.tivodecode_mak
## 其他软件包管理器记录

- Nix - tivodecode: normalized package name match | nixpkgs package indexes: pkgs/by-name/ti/tivodecode/package.nix from https://api.github.com/repos/NixOS/nixpkgs/git/trees/master?recursive=1
- MacPorts - tivodecode: normalized package name match | MacPorts ports tree: multimedia/tivodecode/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1


## Combined YAML source

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


## 来源

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