FetchV - Video Downloader for m3u8 & hls

Features:

1. Supports HLS video (streaming video indexed by m3u8 file), integrating all media fragments into a single MP4 file.

2. Supports HLS live streaming.

3. Supports videos or live streams with a 'blob' prefix in the player's src address. For such media, when the actual media address cannot be detected, the "recording mode" can be used to convert the buffered data into an MP4 file.

4. Supports various static videos or audios that can be played on web pages, such as MP4, WEBM, etc.

5. Supports streaming MP4 (HLS v7, may add support for "MPEG-DASH" in the future).