screengrab
# screengrab
Thin wrapper around macOS `screencapture`. No dependencies beyond Python 3.
## Requirements
- macOS only (`/usr/sbin/screencapture`)
- Script: `scripts/screengrab.py`
## Commands
```bash
# Capture all displays → /tmp/screengrab-TIMESTAMP.png
python3 scripts/screengrab.py snap
# Custom output path
python3 scripts/screengrab.py snap --out ~/Desktop/snap.png
# Specific display (0=main, 1=second)
python3 scripts/screengrab.py snap --display 0
# Open in Preview immediately
python3 scripts/screengrab.py snap --open
# Quiet mode — just prints the file path (useful for piping to image tool)
python3 scripts/screengrab.py snap --quiet
# List connected displays
python3 scripts/screengrab.py list
# Periodic capture (every 30s)
python3 scripts/screengrab.py watch
python3 scripts/screengrab.py watch --interval 10 --out-dir ~/Desktop/snaps
python3 scripts/screengrab.py watch --count 5 # stop after N captures
```
## Typical Agent Workflow
```bash
# Grab screen and analyze with image tool
path=$(python3 scripts/screengrab.py snap --quiet)
# Then pass $path to image analysis
```
标签
skill
ai