streamer_des_images_opencv_avec_v4l2-loopback
Différences
Ci-dessous, les différences entre deux révisions de la page.
| Les deux révisions précédentesRévision précédenteProchaine révision | Révision précédente | ||
| streamer_des_images_opencv_avec_v4l2-loopback [2022/02/26 11:15] – [Sources des exemples] serge | streamer_des_images_opencv_avec_v4l2-loopback [2022/03/03 12:35] (Version actuelle) – [Profondeur d'une RealSense D455] serge | ||
|---|---|---|---|
| Ligne 43: | Ligne 43: | ||
| ===== Profondeur d'une OAK-D Lite ===== | ===== Profondeur d'une OAK-D Lite ===== | ||
| <file python sender_oak_depth.py> | <file python sender_oak_depth.py> | ||
| - | """ | ||
| - | Créer un device / | ||
| - | Commande non persistante, | ||
| - | |||
| - | sudo modprobe v4l2loopback video_nr=11 | ||
| - | |||
| - | Necéssite depthai | ||
| - | |||
| - | Sans VirtualEnv | ||
| - | |||
| - | python3 -m pip install numpy opencv-python pyfakewebcam depthai | ||
| - | |||
| - | Lancement du script, dans le dossier du script | ||
| - | |||
| - | python3 sender_oak_depth.py | ||
| - | |||
| - | Avec VirtualEnv | ||
| - | |||
| - | Dans le dossier du projet: | ||
| - | |||
| - | python3 -m venv mon_env | ||
| - | source mon_env/ | ||
| - | python3 -m pip install numpy opencv-python pyfakewebcam depthai | ||
| - | |||
| - | Lancement du script, dans le dossier du script | ||
| - | |||
| - | ./ | ||
| - | |||
| - | """ | ||
| - | |||
| import cv2 | import cv2 | ||
| import depthai as dai | import depthai as dai | ||
| import numpy as np | import numpy as np | ||
| import pyfakewebcam | import pyfakewebcam | ||
| - | |||
| pipeline = dai.Pipeline() | pipeline = dai.Pipeline() | ||
| Ligne 143: | Ligne 112: | ||
| <file python sender_rs_depth.py> | <file python sender_rs_depth.py> | ||
| - | |||
| """ | """ | ||
| - | Créer un device | + | Voir https://github.com/ |
| - | Commande non persistante, | + | |
| - | sudo modprobe v4l2loopback video_nr=11 | + | Suppression |
| - | + | https://github.com/IntelRealSense/librealsense/blob/ | |
| - | Necéssite pyrealsense2 | + | |
| - | + | ||
| - | Sans VirtualEnv | + | |
| - | + | ||
| - | python3 -m pip install numpy opencv-python pyfakewebcam pyrealsense2 | + | |
| - | + | ||
| - | Lancement | + | |
| - | + | ||
| - | python3 sender_rs_depth.py | + | |
| - | + | ||
| - | Avec VirtualEnv | + | |
| - | + | ||
| - | Dans le dossier du projet: | + | |
| - | + | ||
| - | python3 -m venv mon_env | + | |
| - | source mon_env/bin/activate | + | |
| - | python3 -m pip install numpy opencv-python pyfakewebcam pyrealsense2 | + | |
| - | + | ||
| - | Lancement du script, dans le dossier du script | + | |
| - | + | ||
| - | | + | |
| """ | """ | ||
| Ligne 180: | Ligne 126: | ||
| import pyrealsense2 as rs | import pyrealsense2 as rs | ||
| - | GRAY_BACKGROUND = 153 | + | |
| + | # Le faux device | ||
| VIDEO = '/ | VIDEO = '/ | ||
| + | |||
| + | # Avec ou sans slider pour régler CLIPPING_DISTANCE_IN_MILLIMETER | ||
| + | SLIDER = 1 | ||
| + | # Réglable avec le slider | ||
| + | # We will be removing the background of objects more than | ||
| + | # CLIPPING_DISTANCE_IN_MILLIMETER away | ||
| + | CLIPPING_DISTANCE_IN_MILLIMETER = 2000 | ||
| + | |||
| class MyRealSense: | class MyRealSense: | ||
| - | def __init__(self): | + | def __init__(self, video, slider, clip): |
| - | | + | |
| + | self.slider = slider | ||
| + | self.clip = clip | ||
| self.width = 1280 | self.width = 1280 | ||
| self.height = 720 | self.height = 720 | ||
| Ligne 217: | Ligne 175: | ||
| # Getting the depth sensor' | # Getting the depth sensor' | ||
| depth_sensor = profile.get_device().first_depth_sensor() | depth_sensor = profile.get_device().first_depth_sensor() | ||
| - | depth_scale = depth_sensor.get_depth_scale() | + | |
| - | print(" | + | print(" |
| - | # We will be removing the background of objects more than | + | |
| - | # clipping_distance_in_meters meters away | + | |
| - | clipping_distance_in_meters = 1 #1 meter | + | |
| - | | + | |
| # Affichage de la taille des images | # Affichage de la taille des images | ||
| Ligne 232: | Ligne 185: | ||
| self.camera = pyfakewebcam.FakeWebcam(VIDEO, | self.camera = pyfakewebcam.FakeWebcam(VIDEO, | ||
| + | |||
| + | if self.slider: | ||
| + | self.create_slider() | ||
| + | |||
| + | def create_slider(self): | ||
| + | cv2.namedWindow(' | ||
| + | cv2.createTrackbar(' | ||
| + | self.remove_background_callback) | ||
| + | cv2.setTrackbarPos(' | ||
| + | cv2.namedWindow(' | ||
| + | |||
| + | def remove_background_callback(self, | ||
| + | if value != 1000: | ||
| + | self.clip = int(value) | ||
| def run(self): | def run(self): | ||
| """ | """ | ||
| - | global GRAY_BACKGROUND | ||
| while self.pose_loop: | while self.pose_loop: | ||
| Ligne 258: | Ligne 224: | ||
| # Remove background - Set pixels further than clipping_distance to grey | # Remove background - Set pixels further than clipping_distance to grey | ||
| - | grey_color = GRAY_BACKGROUND | ||
| # depth image is 1 channel, color is 3 channels | # depth image is 1 channel, color is 3 channels | ||
| depth_image_3d = np.dstack((depth_image, | depth_image_3d = np.dstack((depth_image, | ||
| - | bg_removed = np.where((depth_image_3d > self.clipping_distance) |\ | + | |
| - | (depth_image_3d <= 0), grey_color, color_image) | + | |
| + | (depth_image_3d <= 0), 0, color_image) | ||
| - | # Render images: | ||
| - | # depth align to color on left | ||
| - | # depth on right | ||
| depth_colormap = cv2.applyColorMap(cv2.convertScaleAbs(depth_image, | depth_colormap = cv2.applyColorMap(cv2.convertScaleAbs(depth_image, | ||
| | | ||
| | | ||
| + | images = np.hstack((bg_removed, | ||
| - | | + | |
| - | # # cv2.imshow(' | + | cv2.imshow(' |
| - | self.camera.schedule_frame(depth_colormap) | + | |
| + | self.camera.schedule_frame(bg_removed) | ||
| if cv2.waitKey(1) == 27: | if cv2.waitKey(1) == 27: | ||
| break | break | ||
| - | if __name__ == ' | ||
| - | mrs = MyRealSense() | ||
| - | mrs.run() | ||
| + | if __name__ == ' | ||
| + | |||
| + | mrs = MyRealSense(VIDEO, | ||
| + | mrs.run() | ||
| </ | </ | ||
| | | ||
streamer_des_images_opencv_avec_v4l2-loopback.1645874105.txt.gz · Dernière modification : de serge
