Questions tagged [camera]

Use the Camera tag for any questions related to how to use a camera or webcam with the Raspberry Pi.

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0answers
215 views

How to read rPi camera hardware information that which type of camera sensor( imx219 or OV5647) is being used in camera module?

I want to read the camera hardware spec to ensure which type of camera sensor (like imx219 or OV5647 etc) is being used in the rPi camera module for camera module v1 and v2. Is there any method to ...
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1answer
217 views

USB Camera with Rasperry Pi: Sending raw data from dev/video0 to PC through tcp/udp

I want to send the raw USB data to my laptop to process it and then send it back (image processing). Is there any way I can just send the data through tcp/udp without raspi doing all the hard work?
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2answers
954 views

Ending a camera video stream in Python / threading

I’m very new to Python and have been struggling with the code for a wildlife camera project on the Pi. I’ve managed to get the PIR sensor and automatic camera capture working, but I’d like to have a ...
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144 views

Issue with Raspberry Pi 4 OpenCV

I have been using OpenVINO + NCS2 on a raspberry Pi 3b+ with no issues for an IP camera security application (object detection). I then upgraded to Pi 4 looking for better performances. The object ...
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1answer
81 views

I can't access my raspi camera with my raspberry pi 3 B+

I am currently trying to start my Raspberry Pi V2.1 camera with my Raspberry Pi 3 B+ but I couldn't accomplish it. It may be because of the ribbon-cable since my cable for the camera is narrower, thus ...
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0answers
23 views

How hard would it be to re-purpose a nexus imprint sensor for use with a pi?

I have a nexus imprint fingerprint sensor from my old nexus 5x (2016). I was wondering if there is an easy(ish) way to use it with the raspberry pi for biometric auth? It's a really good reader so ...
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0answers
33 views

Raspberry PI 4 can the power be software controlled to the camera?

With the new Raspberry Pi 4. Can the power to the Raspberry Pi 4's camera on the CSI connection be controlled by software?
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0answers
30 views

Simple wireless camera with API recommendations

I have a whiteboard and want to build a setup where I can press a button and have a picture of the whiteboard delivered to google drive. I have a raspberry pi that acts as a little toy server for ...
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1answer
100 views

How durable are the Raspberry Pi and the Raspberry Pi Camera?

I plan to use my Pi and the Pi camera v2 no IR version as a wildlife camera. Now my question is can I run the camera in the winter (maybe -10 degrees Celsius) and will it still work like the Raspberry ...
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0answers
128 views

USB Inspection camera

I have a USB Inspection camera, identified as "Silicon Motion, Inc. - Taiwan (formerly Feiya Technology Corp.) 300k Pixel Camera" This is mounted at /dev/video0 and I can capture stills using ...
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0answers
135 views

Collect video from camera and display it in a navigator

I'm trying to collect live video stream from a camera. The camera output is analogic so I'm using an Analogic to USB converter connected to my Raspberry. I'm looking for a good solution to collect the ...
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36 views

Different recording results under same code and raspberry pi

I would like to record videos using this code: RecordIntervalTime = 30*60 # 30 min def camRecord(): with picamera.PiCamera() as camera: camera.resolution = (640, 480) camera.framerate = 24 ...
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31 views

RPI 8MP CAMERA BOARD RASPBERRY PI CAMERA BOARD V2

I setup my raspberry Pi with a RPI 8MP CAMERA BOARD RASPBERRY PI CAMERA BOARD V2. I'm using MotionEyesOs and Synology Surveillance Station. I don't understand the camera, unless I'm wrong should ...
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1answer
155 views

How to trigger a capture using Picamera when a particular event occurs (for eg, whenever a specific object appears in front of the camera)

I want to trigger an image capture every time a tyre of a set of moving vehicles appears just in front of the picamera. Is there any way to get this done automatically every time a tyre appears in ...
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0answers
759 views

uv4l usb camera stream not working

I am using a raspberry pi 3b+, trying to make the usb camera work with uv4l streaming. These are the packages I've installed: uv4l uv4l-raspicam uv4l-raspicam-extras uv4l-server uv4l-uvc uv4l-...
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0answers
97 views

picamera error the second time I run camera.capture(output,'yuv')

I'm getting an error the second time I run camera.capture(output,'yuv'), what am I doing wrong? my code: from time import sleep from picamera import PiCamera from picamera.array import PiYUVArray ...
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1answer
445 views

Programming MLX90640 to display what I want [closed]

Yay. Got my MLX90640 working and boy it works great. However, the ambient temp of around 20C keeps showing as a green background and i would like it to be blue or even grey. Has anyone attempted to ...
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0answers
47 views

Dual Camera Issue

I recently set up my raspberry pi to run as a home security camera. I am using a pi NoIR camera module and the raspi cam web interface software. It works perfectly, however I am simultaneously ...
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0answers
997 views

Execute Python-Script on MotionEyeOS

I've recently created a Card with MotionEyeOS for the Raspberry Pi. I've tested motioneyeos already on DietPi and the normal Raspbian, but it didnt worked with the original Raspberry Pi-Camera. In a ...
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0answers
229 views

picamera how to detect darkness

I'm trying to detect the darkness using picamera. I guess I have to capture an image and elaborate it pixel by pixel getting the brightness or color value and if it is beyond a threshold that I ...
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0answers
209 views

Is it possible to run H.264 hardware encoding on video from a monochrome ArduCam module?

I am early in the design phase for a camera array of ~12 units. Each unit will be comprised of an ArduCam camera module (possibly the OV9281) and a Raspberry Pi to compress the video data and send it ...
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1answer
52 views

i got error on rpi camera. Camera is good and i still got this error [duplicate]

I get these error messages: mmal: mmal_vc_component_enable: failed to enable component: ENOSPC mmal: camera component couldn't be enabled mmal: main: Failed to create camera component mmal: Failed to ...
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0answers
36 views

Is it possible to take a picture with the top half of a camera feed, then the bottom half?

Is it possible to take a picture with the top half of a camera feed, then the bottom half? and would it require half as much processing power?
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1answer
245 views

Pi Camera detect almost full black image

I'm capturing images using picamera and I need to detect when the sensor is covered by a hand, so almost full black image. what is the easier way to do that in python?
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1answer
65 views

Shortage of Pi cameras in the market? [closed]

I tried buying raspi cam v2 NoIR from raspberrypi.org listed websites in India. Most of the websites listed had no availability of the camera. One of the websites had it and its been 3 weeks since I ...
2
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1answer
189 views

Show usb webcam on top of raspberry webcam

I have a raspberry pi with a raspberrypi cam and a usb webcam. With raspivid I can display the raspberrypi cam video on screen and with vlc I can didplay the usb webcam. I need to display the usb ...
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1answer
369 views

Connect a camera module with parallel camera interface to RPi

I want to connect the MT9M001 camera module directly to RPi. The camera (chip itself) has a 10 bit parallel interface. Is it possible to connect such cameras to RPi without additional chips?
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1answer
72 views

Raspberry Pi Dashcam feed cable through closed car door?

weird question, i am sure but there is a good reason. We have a bike rack at the back of our van and when we drive I see poorly out the back. I have to use the side mirrors when of course the middle ...
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0answers
62 views

Trigger Volume Up key press in Android with Bluetooth in Node.js

I'm making an app in Node.js and I need to make a remote shutter for Android's camera via Bluetooth. I'm using Bleno/Noble libraries to achieve Bluetooth connection. As far as I know, selfie sticks ...
0
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1answer
617 views

Using FLIR Lepton3 module with Raspberry Pi 0 W low frame rate issue

I'm trying to use FLIR Lepton 3 module with Raspberry Pi 0 W board running Raspbian 9 Stretch. I followed all official FLIR recomendations: connected Lepton module to Raspberry in the correct way (...
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0answers
102 views

How can I distribute my workload among multiple raspberry pi running an OpenCV Application

I have 4 raspberry pis and one picamera. I wish to distribute my OpenCV task among the 4 pis. I haven't been able to find any good resources for how I could this efficiently anywhere. An approach I ...
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1answer
112 views

Pi Zero onboard time lapse camera read only file system?

I'm trying to build an onboard time lapse camera for my motorbike using a Pi Zero and a Pi camera powered by a USB port of my 5V 2.1A charger socket which has a on/off switch. since I'd rather avoid ...
1
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1answer
240 views

Qt Userland raspistill/racpicam integration - Unable to find an X11 visual which matches EGL config

I am developing simple gui app for a client on Raspberry pi running Ubuntu(Mate) 16.04 using Qt 5.5.1 and OpenCV for some face recognition (all C++) using 5MP pi camera. The framerate/CPU usage ...
2
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1answer
328 views

Take 5 images a second, triggered by motion sensor, switching between 2 cameras depending on time

I'm working on a project similar to a security camera with a Raspberry Pi NoIR Camera Module v2 and a FLIR Lepton 3.5 on a purethermal 2. I am somewhat new to this and am not sure how to proceed. ...
3
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2answers
660 views

Connect Camera (TTL serial) to Raspberry PI

I recently bought a barcode scanner for a hobby project. I want to connect it to my Raspberry PI 3 B+. The interface for the camera is RS232 TTL serial. It has a flex cable about half the size of the ...
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0answers
40 views

How to connect/link two raspberry pies for video precessing?

i am fairly new to raspberry pi platform so this question may be too basic. I am working on a project where i need at least 2 camera modules for simultaneous video recording and processing and taking ...
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0answers
487 views

Custom camera driver

Is it possible to write a driver, say for a OV camera, based on the existing drivers at the RPI git repo? As is I understand, with a datasheet for a sensor it should be possible to write a similar ...
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0answers
37 views

How do you transmit image data and input data from Pi to PC?

I am currently working on a university Raspberry Pi RC Car Project that deals with image collection along with key user input data. What i cannot seem to understand from various tutorials online is to ...
0
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2answers
2k views

using raspberry pi with two usb webcams

I'm a semi-new user to the raspberry pi USB webcam world, although I'm used to the RPi camera. My question is, can I use two cameras taking pictures at the same time without the pictures being ...
0
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0answers
89 views

Shell script with loop, camera and fbi

I want to write a shell script which regularly / continuously captures images from a webcamera (via fswebcam) e.g. every second and show it then on the screen using fbi. In this way I want to have a ...
1
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0answers
273 views

USB camera pipe error after a while

We have RPi3B+ with Raspbian Lite installed, 2.5A power supply. We need to connect a specific USB camera (LEPTON PureThermal 2) and display its image. The connection with the camera works, it gives ...
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0answers
146 views

CM3 Two Camera Previews, one "hangs/freezes"

First time forum poster here, but I hit a wall in debugging this issue. Thank you in advance for any input! Issue: I am using two instances of raspistill preview for two hours on two Pi Cameras V2 ...
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1answer
36 views

What else do I need to build a surveillance camera that runs on battery?

I would like to build a camera to record sound and video when movement is detected. It would also be awesome if it could run on a LiPo Battery and can be safely charged without opening the case and if ...
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2answers
250 views

Ejecting USB dslr camera

I'm using gphoto2 to capture images with my nikon dslr connected to a raspberry Zero W My problem is that the camera stayes awake as long as there is a usb connection. How can I eject the USB ...
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1answer
123 views

Camera for taking pictures of small objects? [closed]

I would like to take pictures of objects about 10mm in size. The required image size is small, 640 * 480 is sufficient, but the object should fill most of the available image area. The frame rate ...
1
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0answers
81 views

Can I use a Rasp Pi 3 B+ for Home automation and camera hub?

I'm currently investigating a setup to start in home automation and security. Since this question touch a lot of topic, don't hesitate to let me know where I can ask them as I'm not sure myself. My ...
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2answers
3k views

UV4L raspicam webstreaming in H264

I'm having some trouble getting H264 streaming to work. I've been digging around a little and it seems the problem is that UV4L is sending raw H264, which is not directly playable in Chrome. Does ...
0
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2answers
892 views

Camera with speed sensor on raspberry pi? [closed]

im useing raspberry pi 3 with ultrasonic sensor and normal usb camera . so i will connect the raspberry pi to AZURE IOT HUB so ive setted the ultrasonic sensor in a place so if any car pass that place ...
1
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1answer
536 views

How can I diagnose a headless Raspberry Pi Zero W that hangs?

I'm trying to run my Pi Zero W as a motion detecting camera using RPI cam web interface but it keeps hanging after a few hours at most. Before it hangs, it can record motion detect videos and upload ...
0
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1answer
5k views

raspberry pi camera failed to enable connection

I have been following the tutorial on this page on setting up the raspbery pi https://www.raspberrypi.org/documentation/configuration/camera.md and when I run sudo vcgencmd get_camera I get supported=...

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