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import cv2
import roop.globals
import ui.globals
import pyvirtualcam
import threading
import platform
cam_active = False
cam_thread = None
vcam = None
def virtualcamera(streamobs, cam_num,width,height):
from roop.ProcessOptions import ProcessOptions
from roop.core import live_swap, get_processing_plugins
global cam_active
#time.sleep(2)
print('Starting capture')
cap = cv2.VideoCapture(cam_num, cv2.CAP_DSHOW if platform.system() != 'Darwin' else cv2.CAP_AVFOUNDATION)
if not cap.isOpened():
print("Cannot open camera")
cap.release()
del cap
return
pref_width = width
pref_height = height
pref_fps_in = 30
cap.set(cv2.CAP_PROP_FRAME_WIDTH, pref_width)
cap.set(cv2.CAP_PROP_FRAME_HEIGHT, pref_height)
cap.set(cv2.CAP_PROP_FPS, pref_fps_in)
cam_active = True
# native format UYVY
cam = None
if streamobs:
print('Detecting virtual cam devices')
cam = pyvirtualcam.Camera(width=pref_width, height=pref_height, fps=pref_fps_in, fmt=pyvirtualcam.PixelFormat.BGR, print_fps=False)
if cam:
print(f'Using virtual camera: {cam.device}')
print(f'Using {cam.native_fmt}')
else:
print(f'Not streaming to virtual camera!')
# always use xseg masking
options = ProcessOptions(get_processing_plugins("mask_xseg"), roop.globals.distance_threshold, roop.globals.blend_ratio,
"all", 0, None, None, 1, False)
while cam_active:
ret, frame = cap.read()
if not ret:
break
if len(roop.globals.INPUT_FACESETS) > 0:
frame = live_swap(frame, options)
if cam:
cam.send(frame)
cam.sleep_until_next_frame()
ui.globals.ui_camera_frame = frame
if cam:
cam.close()
cap.release()
print('Camera stopped')
def start_virtual_cam(streamobs, cam_number, resolution):
global cam_thread, cam_active
if not cam_active:
width, height = map(int, resolution.split('x'))
cam_thread = threading.Thread(target=virtualcamera, args=[streamobs, cam_number, width, height])
cam_thread.start()
def stop_virtual_cam():
global cam_active, cam_thread
if cam_active:
cam_active = False
cam_thread.join()
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