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by Vincentyu
Tue Jun 30, 2020 5:23 pm
Forum: Troubleshooting
Topic: Cannot receive data from mqtt and open cv webcam at the same time
Replies: 0
Views: 55

Cannot receive data from mqtt and open cv webcam at the same time

My project need to receive mqtt data and videostream data at the same time. However, when my raspi receiving video data by open cv, it cant receive iOT data at the same time. My raspi need to check if the iot data is on, and the video will not turn on and receive data. So the piority is iOT sensor c...
by Vincentyu
Mon Jun 29, 2020 3:46 pm
Forum: Beginners
Topic: how to receive data from mqtt and open cv video stream at the same time
Replies: 1
Views: 91

Re: how to receive data from mqtt and open cv video stream at the same time

[Update 1] I try to combine the code like below, but what i receive is that i keep get 247 value, the function cant go to while loop and get the !=247 condition. what i want to do is every time the code check if cX = 247 is received , if not excute the camera and trace the obbject, if yes, excute ot...
by Vincentyu
Thu Jun 25, 2020 12:51 pm
Forum: Beginners
Topic: how to receive data from mqtt and open cv video stream at the same time
Replies: 1
Views: 91

how to receive data from mqtt and open cv video stream at the same time

My project need to receive mqtt data and videostream data at the same time. However, when my raspi receiving video data by open cv, it cant receive iOT data at the same time. (now i can do it seperately :| ) My raspi need to check if the iot data is on, and the video will not turn on and receive dat...
by Vincentyu
Sun Jun 21, 2020 1:43 pm
Forum: Troubleshooting
Topic: No wireless interfaces found on RPi 3
Replies: 1
Views: 62

No wireless interfaces found on RPi 3

https://www.youtube.com/watch?v=qMT-0mz1lkI I have followed this video to set up raspberry pi as an AP with the script. It doesnt have problems until i reboot. When i reboot my rspi after first time connected to my home wifi, and it comes "No wireless interface found". I have to delete the SSID inf...

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