paulpacifico/shutter-encoder

🎬 Shutter Encoder

📌 Overview

Shutter Encoder is a free and open-source media transcoding, conversion, and processing application built on top of FFmpeg. It is designed for video editors, post-production professionals, and advanced users who require reliable, reproducible, and transparent media workflows through a graphical interface.

The application supports batch processing, presets, and lossless operations, making it suitable for both quick conversions and complex production pipelines.

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✨ Features

🎞️ Media Encoding and Conversion

• Video, audio, and image transcoding using FFmpeg
• Support for common and professional codecs (H.264, H.265, ProRes, DNxHR, AV1, VP9, etc.)
• Container remuxing without re-encoding
• Image sequence generation and conversion

♾️ Lossless Operations

• Lossless cut and trim
• Audio track replacement and removal
• Stream extraction and remuxing
• Subtitle extraction and multiplexing

🛠️ Editing and Processing Tools

• Subtitle embedding, burn-in, and editing (.srt, .vtt, .ass)
• Loudness analysis and normalization
• Black frame and Media offline detection
• Cropping, scaling, padding, and aspect-ratio control
• LUT support and color adjustments
• Watermark and overlay insertion

🔄 Workflow and Automation

• Batch queue processing
• Preset creation and reuse
• File renaming rules
• Media information and metadata inspection
• Optional FTP upload on completion
• EDL export for detected cuts

🧩 Additional Utilities

• Web video download (via yt-dlp)
• RAW image processing (LibRaw)
• MediaInfo integration
• EXIF metadata handling

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📦 Prebuilt Binaries

Installers and portable versions for Windows, macOS, and Linux are available from the official website:

🔗 https://www.shutterencoder.com/#downloads

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📝 Changelog

🔗 https://www.shutterencoder.com/changelog/

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🧱 Build from Source

• Required third-party dependencies must be downloaded into the Library folder.
• Fonts are bundled directly within the custom Java Runtime Environment (JRE).

Shutter Encoder uses a custom Java runtime built with jlink, based on Java 25, using the following configuration:

--strip-debug --no-header-files --no-man-pages --add-modules java.base,java.datatransfer,java.desktop,java.logging,java.security.sasl,java.xml,jdk.crypto.ec --output JRE

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📚 Open-Source Code Used

• Real-ESRGAN-ncnn-vulkan - High-performance neural network inference framework (used internally for AI-based upscaling)
• Whisper-Ctranslate2 - High-Performance Speech-to-Text (used for audio transcription)
• BackgroundRemover - AI-Powered Image/Video Matting (used for background removal)
• Demucs - Music Source Separation (used for audio separation)
• DeOldify - Image and Video Restoration (used of colorization)
• FFmpeg - Audio/video encoding, decoding, filtering, muxing and transcoding (core processing engine of Shutter Encoder)
• 7-Zip - Archive extraction and compression
• yt-dlp - Web video downloading engine
• LibRaw - RAW image decoding (used to import and convert digital camera RAW files)
• ExifTool - Metadata reading and writing (used for extracting, editing and preserving metadata)
• tsMuxeR - Transport stream muxing (used for Blu-ray and AVCHD structure creation)
• MediaInfo - Media file technical analysis (used to display detailed file information)
• dvdauthor - DVD structure authoring (used for creating DVD-Video structures)
• bmxtranswrap - MXF rewrapping and OP-Atom/OP1a handling (used for broadcast MXF workflows)
• XpdfReader - PDF rendering engine (used for importing and converting PDF documents)

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