TransYou

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TransYou is an Offline Android media transcoder app built with Kotlin + Jetpack Compose + Media3 Transformer.

Warning

All code in this repository is written by Codex. So know your own risk!

Features

• Video / audio transcoding UI with format and codec options.
• Audio-only export (remove video track).
• Silent-video export (remove audio track).
• Multiple output formats (e.g. mp4, mkv, webm, mov, mp3, wav, flac, ogg, opus, etc.).
• Output naming presets and custom template placeholders.
• In-app runtime logs preview + full logs dialog.
• Light / dark / pure-black theme and language options.

Custom output filename usage

1. Select an input file and choose the target output format.
2. In Output naming pattern, choose Custom template.
3. Enter a template in Custom name template using placeholders.
4. (Optional) Set Custom date format for {custom_date} (for example: yyyyMMdd_HHmmss).
5. Confirm the Output filename preview, then start transcoding.

Common placeholders:

• {input_file_name}
• {output_format} / {input_format}
• {input_encode} / {output_encode}
• {audio_encode} / {video_encode}
• {date} / {time} / {date_time} / {custom_date}

Example template:

• {input_file_name}_{output_encode}_{date_time}

Build (local)

This repository currently uses Android Gradle Plugin 8.6.1 and Kotlin Android plugin 1.9.24.

gradle :app:assembleDebug

If your environment cannot resolve AGP artifacts, make sure your Gradle repositories can access Google Maven.

Project structure

• app/src/main/java/com/github/ezn24/TransYou/ — app source code.
• app/src/main/res/ — Android resources (strings, themes, icons, etc.).
• app/build.gradle.kts — Android module build config.

License

This project is licensed under the GNU General Public License v3.0 (GPL-3.0). See LICENSE.