{"id":5741,"date":"2018-06-11T02:08:30","date_gmt":"2018-06-11T02:08:30","guid":{"rendered":"http:\/\/www.garysieling.com\/blog\/?p=5741"},"modified":"2020-03-30T02:30:45","modified_gmt":"2020-03-30T02:30:45","slug":"stream-video-aws-deeplens-opencv","status":"publish","type":"post","link":"https:\/\/www.garysieling.com\/blog\/stream-video-aws-deeplens-opencv\/","title":{"rendered":"Stream Video from AWS DeepLens to OpenCV"},"content":{"rendered":"<p>While the <a href=\"https:\/\/amzn.to\/2LCvjgC\">AWS DeepLens camera<\/a> is designed to work with AWS, it&#8217;s just a normal linux camera and you can open video streams from OpenCV.<\/p>\n<p>The camera comes with a firewall (UFW) pre-installed, so you need to disable a port for video:<\/p>\n<pre>sudo ufw allow 8090\n<\/pre>\n<p>Then edit the ffserver configuration file to expose the streams from the camera:<\/p>\n<pre>sudo vi \/etc\/ffserver.conf\n<\/pre>\n<p>Add the following:<\/p>\n<pre>\n<stream feed.mjpeg=\"\">\n  File \"\/opt\/awscam\/out\/ch2_out.mjpeg\"\n  NoAudio\n<\/stream>\n\n<stream feed.h264=\"\">\n  File \"\/opt\/awscam\/out\/ch1_out.h264\"\n  NoAudio\n<\/stream>\n<\/pre>\n<p>Then run ffserver.<\/p>\n<p>Now you can access this remotely with Python:<\/p>\n<pre lang=\"python\">import cv2\nimport datetime\n\ncamera = cv2.VideoCapture('http:\/\/192.168.1.187:8090\/feed.h264')\nwhile True:\n  (grabbed, frame) = camera.read()\n\n  if not grabbed:\n    break\n \n  frame = cv2.resize(frame, (int(1920\/4), int(1080\/4)), cv2.INTER_AREA)\n\n  cv2.putText(frame, datetime.datetime.now().strftime(\"%A %d %B %Y %I:%M:%S%p\"),\n    (10, frame.shape[0] - 10), cv2.FONT_HERSHEY_SIMPLEX, 0.35, (0, 0, 255), 1)\n\n  cv2.imshow(\"Feed\", frame)\n\n  key = cv2.waitKey(1) &amp; 0xFF\n\n  if key == ord(\"q\"):\n    break\n\ncamera.release()\ncv2.destroyAllWindows()\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>Stream video from the AWS DeepLens camera to a Python video window<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[4,6,8],"tags":[71,167,447,569],"aioseo_notices":[],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/posts\/5741"}],"collection":[{"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/comments?post=5741"}],"version-history":[{"count":1,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/posts\/5741\/revisions"}],"predecessor-version":[{"id":6431,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/posts\/5741\/revisions\/6431"}],"wp:attachment":[{"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/media?parent=5741"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/categories?post=5741"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.garysieling.com\/blog\/wp-json\/wp\/v2\/tags?post=5741"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}