printf "file '%s'\n" *.ts > concat.txt ffmpeg -f concat -safe 0 -i concat.txt -c copy output.mp4 For those comfortable with bash:
If you’ve ever tried to download HLS (HTTP Live Streaming) videos, you know the pain: slow single-threaded downloads, broken segments, and retry nightmares. aria2c m3u8
aria2c -o playlist.m3u8 "https://example.com/stream.m3u8" (using grep or a script), then download them in parallel: printf "file '%s'\n" *
Enter aria2c – a command-line download utility that supports multi-connection downloading. printf "file '%s'\n" *.ts >