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thearn revised this gist
May 12, 2013 . 1 changed file with 15 additions and 10 deletions.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -1,9 +1,13 @@ import base64 import time import urllib2 import cv2 import numpy as np """ Examples of objects for image frame aquisition from both IP and physically connected cameras Requires: @@ -14,28 +18,29 @@ class ipCamera(object): def __init__(self, url, user=None, password=None): self.url = url auth_encoded = base64.encodestring('%s:%s' % (user, password))[:-1] self.req = urllib2.Request(self.url) self.req.add_header('Authorization', 'Basic %s' % auth_encoded) def get_frame(self): response = urllib2.urlopen(self.req) img_array = np.asarray(bytearray(response.read()), dtype=np.uint8) frame = cv2.imdecode(img_array, 1) return frame class Camera(object): def __init__(self, camera=0): self.cam = cv2.VideoCapture(camera) if not self.cam: raise Exception("Camera not accessible") self.shape = self.get_frame().shape def get_frame(self): _, frame = self.cam.read() return frame -
thearn revised this gist
May 12, 2013 . 1 changed file with 4 additions and 0 deletions.There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -5,6 +5,10 @@ """ Examples of objects for image frame aquisition from both IP and physically connected cameras Requires: - opencv (cv2 bindings) - numpy """ -
thearn created this gist
May 12, 2013 .There are no files selected for viewing
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode charactersOriginal file line number Diff line number Diff line change @@ -0,0 +1,37 @@ import cv2, time import urllib2, base64 import numpy as np """ Examples of objects for image frame aquisition from both IP and physically connected cameras """ class ipCamera(object): def __init__(self,url, user = None, password = None): self.url = url auth_encoded = base64.encodestring('%s:%s' % (user, password))[:-1] self.req = urllib2.Request(self.url) self.req.add_header('Authorization', 'Basic %s' % auth_encoded) def get_frame(self): response = urllib2.urlopen(self.req) img_array = np.asarray(bytearray(response.read()), dtype=np.uint8) frame = cv2.imdecode(img_array, 1) return frame class Camera(object): def __init__(self, camera = 0): self.cam = cv2.VideoCapture(camera) if not self.cam: raise Exception("Camera not accessible") self.shape = self.get_frame().shape def get_frame(self): _,frame = self.cam.read() return frame