Renamer - Media File Renamer and Metadata Editor

A terminal-based (TUI) application for scanning directories, viewing media file details, and renaming files based on extracted metadata. Built with Python and Textual.

Features

• Recursive directory scanning for video files
• Tree view navigation with keyboard and mouse support
• Detailed metadata extraction from multiple sources (MediaInfo, filename parsing, embedded metadata)
• Intelligent file renaming with proposed names based on metadata
• Color-coded information display
• Command-based interface with hotkeys
• Extensible extractor and formatter system
• Support for video, audio, and subtitle track information
• Confirmation dialogs for file operations

Installation

Prerequisites

• Python 3.11+
• UV package manager

Install UV (if not already installed)

curl -LsSf https://astral.sh/uv/install.sh | sh

Install the Application

# Clone or download the project
cd /path/to/renamer

# Install dependencies and build
uv sync

# Install as a global tool
uv tool install .

Usage

Running the App

# Scan current directory
renamer

# Scan specific directory
renamer /path/to/media/directory

Commands

• q: Quit the application
• o: Open directory selection dialog
• s: Rescan current directory
• f: Refresh metadata for selected file
• r: Rename selected file with proposed name
• p: Toggle tree expansion (expand/collapse all)
• h: Show help screen

Navigation

• Use arrow keys to navigate the file tree
• Right arrow: Expand directory
• Left arrow: Collapse directory or go to parent
• Mouse clicks supported
• Select a video file to view its details in the right panel

File Renaming

1. Select a media file in the tree
2. Press r to initiate rename
3. Review the proposed new name
4. Press y to confirm or n to cancel
5. The file will be renamed and the tree updated automatically

Development

For development setup, architecture details, debugging information, and contribution guidelines, see DEVELOP.md.

Supported Video Formats

• .mkv
• .avi
• .mov
• .mp4
• .wmv
• .flv
• .webm
• .m4v
• .3gp
• .ogv

Dependencies

• textual: TUI framework
• pymediainfo: Detailed media track information
• mutagen: Embedded metadata extraction
• python-magic: MIME type detection
• langcodes: Language code handling