pixy2 | A Python library for the Pixy2
kandi X-RAY | pixy2 Summary
kandi X-RAY | pixy2 Summary
A Python driver library for the Pixy2.
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Top functions reviewed by kandi - BETA
- Read the main features from the I2C device .
- detect the pixy2 blocks
- get the main features from the server
- Get a pixel from a pixel .
- get firmware version
- Unpack a list of bytes .
pixy2 Key Features
pixy2 Examples and Code Snippets
Community Discussions
Trending Discussions on pixy2
QUESTION
I'm trying to capture a video from my pixy2 camera. I wrote this code:
...ANSWER
Answered 2021-Aug-19 at 17:06actually this error doesn't base on your videocapture operation. -As properly u set the capture parameter as 1 -
Here are two tips that will you help to determine the reason behind this error;
- First use this line right after
vid = cv.VideoCapture(1, cv.CAP_DSHOW)
this line on your code:
vid not cap.isOpened(): print("Cannot open camera") exit()
This code helps you to understand whether your external camera is on or off.
- The second tip is about the reading stage.
if not ret: print("Can't receive frame (stream end?). Exiting ...") break
You will get the error at 1.st step or 2.nd step then, yes!
By the way Welcome :)
QUESTION
It would also be helpful if you could tell me how I can make the Arduino display the name of object detected.
Can you tell me what I need to add to do this:
...ANSWER
Answered 2020-Jul-03 at 10:18I'm not sure, if I get your question correct, but as far as I remember getBlocks() returns you the number of recognised objects. Given the case, that there has been a detection of a known object, this number should be positive. As you do already print those blocks, what keeps you from calling new functionality from this loop?
For the second question on how to display the names I'm not exactly sure, what you're looking for. You can take the "signature" of a block and use it as a name and of course you can match your own names to certain signatures. If you want to print them like all other values, you can just use Serial.print() as well. If you want to print them differently e.g. to a LC-display, then we first need to know your intentions.
Maybe check out this tutorial to get a better grasp of the interface: https://www.open-electronics.org/pixy-camera-detect-the-colour-of-the-objects-and-track-their-position/
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