- Extension
- .asf
- .vtt
- Format
- Binary
- Text
- Category
- Video
- Subtitles
- Developer
- Microsoft
- W3C
- Description
- An ASF file is a media file stored in the Advanced Systems Format (ASF), a proprietary video and audio container format. It contains audio and video data and optional metadata, such as title, author, and copyright bibliographic data. ASF files are developed by Microsoft primarily for streaming media.
- WebVTT (Web Video Text Tracks) is a text file format that is used to store subtitles and captions for online video content. It is supported by many web browsers and can be used to add captions and subtitles to HTML5 videos.
- MIME Type
- video/x-ms-asf
- text/vtt
