I need to do some image processing recently. When I get the picture stream after a series of protocol parsing and decoding, the next step is to use cv2 to process the picture. First, I need to get the picture object of cv2. generally import cv2 img = ...
Red is in hsv, 0: 10 and 150: 180. How to extract it? novice, this is what I wrote, but I don t know how to write it later. I roughly want to combine their results. or is there a more elegant way to write it? ask for divine guidance. hue_image = c...
A producer function is responsible for reading frame, from the camera and a consumer function is responsible for using opencv to identify whether there is anyone inside. if it is a single process, it can run normally, but if you try to use producer-con...
opencv python3.6 win10 system installed under mac solve the problem of how to deal with abnormal camera picture ...
Junior front-end advice, I usually create built-in objects such as Date,Array through new in js. It is rare to create custom objects through constructors. Under what circumstances is it better to use custom objects? ...
as shown in the figure, merge the first two columns with the same mainId, because the number of data with the same mainId is variable and need to be juxtaposed dynamically. I have been unable to think of a good way, so ask netizens. The code is here fo...
as shown in the figure, click the modification logo to the left of the VS Code line number, which shows that all the Chinese characters in the file are garbled, and VS Code thinks they are different. html html the same is true with the file c...
what is the reason that the react project is packaged into apk, in Hbuilder, which is directly a blank page? ...
problem description vue project mounts a div, click-and-renew request for axios request timeout interception, which encapsulates an axios, that does not time out to display normally. After the timeout click, network has response data response, but th...