pensieve/screen_recorder/record-for-win.py
2024-08-23 00:10:52 +08:00

115 lines
4.3 KiB
Python

import logging
import time
import os
import json
import argparse
import imagehash
from PIL import ImageGrab, Image
import win32gui
import win32process
import psutil
from memos.utils import write_image_metadata
import ctypes
from screeninfo import get_monitors
logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')
def get_active_window_info():
try:
window = win32gui.GetForegroundWindow()
_, pid = win32process.GetWindowThreadProcessId(window)
app_name = psutil.Process(pid).name()
window_title = win32gui.GetWindowText(window)
return app_name, window_title
except:
return "", ""
def load_screen_sequences(base_dir, date):
try:
with open(os.path.join(base_dir, date, ".screen_sequences"), "r") as f:
return json.load(f)
except FileNotFoundError:
return {}
def save_screen_sequences(base_dir, screen_sequences, date):
with open(os.path.join(base_dir, date, ".screen_sequences"), "w") as f:
json.dump(screen_sequences, f)
f.flush()
os.fsync(f.fileno())
def take_screenshot(base_dir, previous_hashes, threshold, screen_sequences, date, timestamp):
screenshots = []
app_name, window_title = get_active_window_info()
os.makedirs(os.path.join(base_dir, date), exist_ok=True)
worklog_path = os.path.join(base_dir, date, "worklog")
with open(worklog_path, "a") as worklog:
for monitor in get_monitors():
safe_monitor_name = ''.join(c for c in monitor.name if c.isalnum() or c in ('_', '-'))
logging.info(f"Processing monitor: {safe_monitor_name}")
webp_filename = os.path.join(base_dir, date, f"screenshot-{timestamp}-of-{safe_monitor_name}.webp")
img = ImageGrab.grab(bbox=(monitor.x, monitor.y, monitor.x + monitor.width, monitor.y + monitor.height))
img = img.convert("RGB")
current_hash = imagehash.phash(img)
if safe_monitor_name in previous_hashes and current_hash - previous_hashes[safe_monitor_name] < threshold:
logging.info(f"Screenshot for {safe_monitor_name} is similar to the previous one. Skipping.")
worklog.write(f"{timestamp} - {safe_monitor_name} - Skipped (similar to previous)\n")
continue
previous_hashes[safe_monitor_name] = current_hash
screen_sequences[safe_monitor_name] = screen_sequences.get(safe_monitor_name, 0) + 1
metadata = {
"timestamp": timestamp,
"active_app": app_name,
"active_window": window_title,
"screen_name": safe_monitor_name,
"sequence": screen_sequences[safe_monitor_name],
}
img.save(webp_filename, format="WebP", quality=85)
write_image_metadata(webp_filename, metadata)
save_screen_sequences(base_dir, screen_sequences, date)
screenshots.append(webp_filename)
worklog.write(f"{timestamp} - {safe_monitor_name} - Saved\n")
return screenshots
def is_screen_locked():
user32 = ctypes.windll.User32
return user32.GetForegroundWindow() == 0
def main():
parser = argparse.ArgumentParser(description="Screen Recorder for Windows")
parser.add_argument("--threshold", type=int, default=4, help="Threshold for image similarity")
parser.add_argument("--base-dir", type=str, default="~/tmp", help="Base directory for screenshots")
args = parser.parse_args()
base_dir = os.path.expanduser(args.base_dir)
previous_hashes = {}
while True:
try:
if not is_screen_locked():
date = time.strftime("%Y%m%d")
timestamp = time.strftime("%Y%m%d-%H%M%S")
screen_sequences = load_screen_sequences(base_dir, date)
screenshot_files = take_screenshot(
base_dir, previous_hashes, args.threshold, screen_sequences, date, timestamp
)
for screenshot_file in screenshot_files:
logging.info(f"Screenshot taken: {screenshot_file}")
else:
logging.info("Screen is locked. Skipping screenshot.")
except Exception as e:
logging.error(f"An error occurred: {str(e)}. Skipping this iteration.")
time.sleep(5)
if __name__ == "__main__":
main()