Questions tagged [camera]

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

Filter by
Sorted by
Tagged with
1
vote
2answers
820 views

What is the fastest way to send commands to Raspberry Pi over ethernet?

I'm working on a IoT project. The idea is basically: I have a notebook running a Python program that get frames from an IP camera, process it, and based on the result change a Raspberry Pi GPIO pin ...
1
vote
1answer
45 views

Pi Camera LED blinking

I have gotten back to using my Model B Revision 2.0 Pi. After starting it up, I noticed the red LED on the camera is blinking (not the Pi itself, that one is solid). When I take a picture, the ...
0
votes
0answers
18 views

PiCamera Minimal latency between real world event and digital data presence

Using a picamera, what is the best latency one can achieve from a real world event like an led lighting up and the Pi/MCU 'knowing' it has occured(by extracting image data)? I would also be ...
1
vote
0answers
384 views

Pi Camera choppy video/skipped frames

I'm using the Pi camera to record 30 seconds of footage, triggered by an IR break beam sensor. This is running on a Pi 3 B+. I've soldered in all the wiring using an Adafruit Perma-Proto Pi Hat. My ...
0
votes
1answer
290 views

Programming Raspberry Pi Camera with C instead of terminal commands

Disclaimer: not so advanced here! Let me explain why I am looking for C code because the motivation itself maybe flawed. If I want to transport my Raspberry Pi project to the realm of customized ...
0
votes
0answers
204 views

Explain how to correctly warmup the camera

I get that we need to let the camera warming up to set AWB and other automatic stuffs, but, how and when ? I see people using time.sleep(1) or time.sleep(2), and regarding to discussions, this seems ...
1
vote
1answer
244 views

raspistill timelapse stops producing output

So I'm trying to run a timelapse for 24-36 (or until storage space is full) but raspistill seems to stop producing output after anywhere from 50-300 stills. raspistill -t 129600000 -tl 5000 -o tlapse%...
0
votes
1answer
705 views

Raspberry Pi Camera Taking Takes Blurry Pictures

I just got a camera for my raspberry pi 3, more specifically the Arducam 5 Megapixels 1080p Sensor (https://www.amazon.com/gp/product/B012V1HEP4/ref=ppx_yo_dt_b_asin_title_o01__o00_s00?ie=UTF8&psc=...
2
votes
1answer
290 views

Pi Camera streaming via gpio

is there a way to transfer the video stream from one raspberry pi to another via gpio pins? One pi is In a closed container with the camera and the other pi drives the user interface. Networking is ...
0
votes
0answers
189 views

Can't set PS3 Eye USB camera as default sound device in alsamixer

When I try to change default sound card in alsamixer to USB PS3 Eye camera (which is detected as USB Camera-B4.04.27.1), I'm getting following error: cannot load mixer controls: Invalid argument I ...
0
votes
0answers
461 views

Docker container, “* failed to open vchiq instance”

My Raspberry Pi camera is running on my RP3 and works fine. I am trying to run it inside a docker container, but I keep running into the * failed to open vchiq instance error. This is my Dockerfile ...
0
votes
0answers
33 views

What is the operating humidity of the Raspberry Camera Module V2

I'm developing a project involving a Raspberry Cam that is likely to take pictures in a relatively high relative humidity context. However, I can control the relative humidity (the setting is in a ...
0
votes
2answers
900 views

Can't get MLX90640 working

Warning. Really long post. Hi. I’ve been having problems in getting my MLX90640 thermal camera to work on my Raspberry Pi Zero W. I’ve connected the camera to Pins 1,3,5,7,9 as instructed. I then ...
1
vote
1answer
345 views

Scanning a QR code using a raspberry pi zero or a Pi3 via a command line script

I need to scan a QR code via the command line when a script is run. My current setup is an epaper display with integrated 4 buttons. So far I have each button programmed to run a script to change ...
0
votes
0answers
225 views

How to toggle a push button to capture an image and insert a string in a text widget?

I have a project that involves capturing an image using a push button and after I use image processing I can convert it into a string. How do I make the string display the tkinter text widget while ...
0
votes
1answer
60 views

two PIRs problem

i am building a security system which consists of two PIRs (GPIO 17 & 18) relay GPIO 24 , video will be emailed and will receive a text message when motion is detected . the camera can see both ...
1
vote
0answers
125 views

180 panoramic based on multiple cameras

Need some help please :) I would need some help to find the best option for a product upgrade. Right now, it consists of a Raspberry Pi 3 B+ with the Camera Module v2 and an external mobile ...
0
votes
0answers
65 views

Possible to Power an IP camera from Pi

I have a raspberry pi 3 b+. I was thinking instead of using an USB camera or the camera module would it be possible to connect an IP camera? The raspberry pi will be powered by a battery and the pi ...
1
vote
1answer
2k views

How to increase usb webcam fps?

To record video from my USB webcam I use ffmpeg with v4l2 driver (command below). ffmpeg -f v4l2 -r 30 -s 640x480 -an -sn -i /dev/video0 -f avi temp Unfortunately fps is too low for 640x480 (around ...
0
votes
0answers
66 views

4 cameras recording on one Raspi - a possible workaround for the processing power issue?

I have been researching an option for a 4 camera recording setup using one raspi. I know it is not possible to do in a simple, straightforward way. However, I wonder if it would be possible to have ...
0
votes
1answer
364 views

trying to run 6 USB cameras simultaneously on a single Raspberry Pi 3B+ with add-on 4 port USB hub with external power

We are trying to simultaneously run 6 cameras on a Raspberry Pi 3B+ with an add-on 4 port USB hub that has an external power supply. The cameras are set at 15 FPS with a colour image size of 640 X 480....
0
votes
0answers
161 views

How to connect Solenoid Lock to Raspberry Pi 3

Here is the scenario: (We also have camera) Here is the link for solenoid lock: click here When we run the our python code, camera will take an picture of QR code and it can get the QR code content ...
4
votes
4answers
1k views

Add night vision to Rpi camera?

Wanting to add night vision to my cheap Rpi cameras for video surveillance and recording. I ordered these from aliexpress,here Will these provide that functionality sufficiently? Or will I need to add ...
4
votes
1answer
334 views

Trim camera cable for pi 2 for Raspberry pi zero

I ordered a camera for my pi zero w and got the wrong one. Can it be trimmed to fit the zero’s smaller connectors
0
votes
2answers
465 views

Rpi camera as webcam has low quality

I want to capture high quality images from RPI using Chromium and the Rpi camera as webcam. If I take photos with raspistill I can get 8MP quality. I'm trying to do the same within the browser but ...
1
vote
0answers
614 views

PS3 Eye USB Camera Not Detected - Raspbian Stretch

After updating to Raspbian Stretch (kernel 4.14.90-v7+), my Playstation 3 Eye camera is no longer detected on any of the three Pi3 Model Bs that I have. lsusb does not report the device and dmesg ...
0
votes
0answers
63 views

Connecting multiple wifi network

I am really new to the pi world, I have a quick question. I am planning to build a small wifi surveillance system with Pi. So basically 4 wifi camera's streaming data. I am planning to use this camera ...
0
votes
2answers
186 views

Advice on thermal cameras

I'm thinking about getting a thermal camera for my Pi Zero. Anyone know what I should look for? Can I use the Melexis MLX90640 32x24 or the Flir Lepton 80x64? I just want to plug, simple and easy ...
2
votes
0answers
334 views

How to connect CMOS image Sensor to Raspberry Pi

I'm wondering if it would be possible to take an image sensor out of an old camera and plug it in to a raspberry pi via the csi connector. For Example would it be possible to take one like this from ...
0
votes
1answer
55 views

build a minimal camera (OV5647 + microSD + ?)

I want to use the OV5647 camera module to start to store data (as soon as it is fed, I don't know yet whether in photo or video format) to a microSD choosing a specific rate and resolution (e.g. ...
1
vote
2answers
487 views

Trying to connect IP security camera to Raspberry Pi 3 using only a Ethernet cord

I have an IP camera outside of my Garage, I have little to no internet out there so I cant connect using wifi. so I am wondering if I can connect my Camera using a ethernet cord to the Raspberry PI ...
1
vote
1answer
463 views

Need advice on how to record video and audio using my RasPi

As an experiment and learning project, I want to create an action cam using my RasPi Zero W, the latest version of the RasPi camera module and an i2S microphone. I have found some RasPi action cam ...
0
votes
1answer
99 views

Develop RPi framebuffer program on Linux laptop

Is there any emulator or some other way to develop a program for my 320x480 Adafruit PiTFT screen (available as /dev/fb1) on my Linux Mint laptop? The program currently gets images from Pi Camera, ...
1
vote
1answer
83 views

How to detect if camera is unplugged from CSI bus when it is running?

I am having an issue as below. I make a Qt application to show video got from the camera module. And when showing video, if the camera is unplugged from CSI bus, I must know that and show a warning ...
2
votes
1answer
1k views

“Raspberry Pi Zero W” version Help

Can anyone help me about "Raspberry pi zero w" version 1.1? I recently ordered my first Raspberry Pi Zero W (1.3), But I got Pi Zero W (1.1). There are many difference between them... But I know ...
2
votes
1answer
257 views

RPi video streaming through a VPS

I have a VPS and I want to use it as an intermediate server so that users can have access to the video stream of RPi Camera remotely. I searched many posts and most of them are about setting up a ...
1
vote
1answer
617 views

How to read RAW Picamera jpeg images in python

I acquired a set of images with the command raspistill -r -ss 100000 -o image.jpg, and I'd like to process the 'JPEG+RAW' images, which I already obtained, with OpenCV on python. I am aware of ...
1
vote
1answer
228 views

Picamera: set shutter_speed with RAW acquisition

I'm using a RPi zero W with a camera V2 to acquire RAW images (I used this). However, I would like to set the shutter speed; I used this to do that, but that doesn't work: import time import picamera ...
2
votes
1answer
830 views

Unable to detect cam module in raspberry pi 3 b+

I have my cam module connected and have also tried sudo apt-get update && sudo apt-get upgrade but the pi is unable to detect the cam module. On executing this command : vcgencmd get_camera ...
0
votes
1answer
30 views

Camera used to work, now waiting forever to take a picture

I was using my camera fine, however; today after a short travel inside its original box, when I use raspistill .. I get no data received from sensor error. I have checked the ribbon, and the led on ...
0
votes
2answers
245 views

DHT11 incorrect readings and taking too long to read values

We are trying to use a Camera Module v1 to record video using gstreamer whilst also reading from DHT11 every 4s. I observed that, when the camera is not running, DHT11 takes 1.5s to output the ...
3
votes
0answers
159 views

Are the camera and display connectors of my 3B+ soldered the wrong way around?

I recently purchased a new 3B+ board and although the board board itself is working fine, I can't get the PiNoir camera to work. The camera works fine on an another 3B board. I tried several tricks on ...
0
votes
1answer
471 views

mjpg-streamer-experimental error

pi@raspberrypi:~ $ /usr/local/bin/mjpg_streamer -i "input_uvc.so -r 1280x720 -d /dev/video0 -f 15 -q 80" -o "output_http.so -p 8080 -w /usr/local/share/mjpg-streamer/www" MJPG Streamer Version: git ...
1
vote
3answers
215 views

Making a IoT Motion Sensor w/ Security Camera

I'm trying to find the easiest and most efficient way to create one. I have the below already, is there anything else that I would need? Where can I find some code for me to copy. I don't necessarily ...
2
votes
5answers
5k views

mmal_vc_component_enable: failed to enable component: ENOSPC

I know this is a common error, but I can now add another instance to the (rather long) list of people with this issue. The camera module isn't initialising the ENOSPC driver. raspistill -o test.jpg ...
0
votes
1answer
39 views

Control Motor via Raspberry Pi connected to a Laptop (running code via PyCham)

currently working on a project with detecting objects via a Camera Module and controlling motors based on the camera detection (if object is in sector A, move motor B down, etc.) using Python. The ...
0
votes
1answer
233 views

Wrong timing in picamera video capture?

I'm using a real simple python script to capture a video file to a file, taken from the "simple recipes" guide : import picamera camera = picamera.PiCamera() camera.resolution = (640, 480) camera....
0
votes
1answer
78 views

Forward port (80) to another local network IP

I have a Rpi, which is behind NAT (4G carrier), but I've managed to expose ports to be accessible from the internet using https://www.remot3.it. I want to use the Rpi as proxy, so I can access a IP ...
-1
votes
1answer
788 views

RCA (NTSC) Camera input, is becoming an absolute nightmare!

A couple of my engineer coworkers and I have been spending many days trying to get simple RCA camera input to work on a raspi, but nothing works and we are so frustrated at this point that I think the ...
1
vote
1answer
250 views

Naming images from camera with time so that they don't overwrite

I'm working on a project which will use a PIR motion sensor to take a photo of the room, also triggered by the PIR sensor. I'm using the PIR sensor for something else at the same time, so I'd rather ...