Skip to content

docs: updated regarding replaykit extension #48

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
gmegidish merged 1 commit into from
Jun 14, 2026
Merged

docs: updated regarding replaykit extension #48

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
24 changes: 19 additions & 5 deletions README.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -179,12 +179,26 @@ GET /h264?fps=30&bitrate=4000000&quality=60&scale=50

### Broadcast Extension

The ReplayKit broadcast extension provides system-level screen and audio capture over TCP, independent of the JSON-RPC server.
The ReplayKit broadcast extension provides system-level screen and audio capture over raw TCP, independent of the JSON-RPC server. These are **not** HTTP endpoints — connect with `nc` or any raw TCP client.

| Port | Stream |
|------|--------|
| 12005 | H264 video |
| 12006 | Opus audio |
| Port | Stream | Format |
|-------|-------------|--------|
| 12005 | H264 video | Raw NAL units |
| 12006 | Opus audio | Length-prefixed frames (4-byte big-endian uint32) |

```bash
ios tunnel start --userspace &
ios forward 12005 12005 &

nc localhost 12005 | ffplay \
-fflags nobuffer \
-flags low_delay \
-probesize 32 \
-analyzeduration 0 \
-framedrop \
-sync ext \
-f h264 -
```

## Testing

Expand Down
Loading