BUP to MP4 Converter
A fast, browser-based tool to convert BUP video files to MP4 for editors, creators, and users needing compatibility across players and platforms.

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About This Tool
This tool converts BUP video files to MP4, enabling broad compatibility across devices and platforms. It is designed for professionals who manage media workflows, editors, archivists, and distributors needing reliable transcoding results.
Conceptually, the system analyzes the input BUP, selects a target encoding profile, and re-encodes the streams into an MP4 container using widely supported codecs such as H.264 for video and AAC for audio. The workflow supports batch submissions and quality presets, enabling predictable output without external software.
Unique value includes clear input controls, safe defaults, and robust error handling. It preserves essential metadata when possible and offers optional bitrate control, two-pass encoding, and metadata passthrough for consistent results across batches. Outputs include MP4 files, duration and estimated size.
Typical use cases include archival migrations, content distribution for streaming platforms, and device-compatibility preparation. The tool emphasizes accuracy, efficiency, and privacy by performing transcoding with proven codecs and configurable presets.
How to Use
1) Provide inputs by uploading one or more BUP files and setting optional parameters (output_preset, video_codec, audio_codec, target_resolution).
2) Configure batch behavior if you have multiple inputs (single-file vs. queue).
3) Start the conversion to generate MP4 outputs.
4) Download or retrieve the resulting MP4 files and check duration/size estimates.
5) If needed, adjust settings and re-run for updated outputs.

FAQs/Additional Resources
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Is the conversion lossless?
What input types are supported?
Can I batch convert?
What about metadata?
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