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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1answer
1k views

Detect USB port occupancy

I'm building a small camera with my raspberry pi zero. As part of this I've made an enclosure with an external USB port, which is hardwired onto the pi. I would like to add an if statement to the ...
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1answer
540 views

How to run python script on raspberry boot up? [closed]

I am making a project which contains face and object recognition. I activated functions with push button. My question is how can i run automatically my GPIO script when reboot raspberry. I've tried ...
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187 views

capturing and recording the video and audio at the same time

I am new to Raspberry Pi field and I owe a Rsapberry pi 3 B in which i have installed a windows 10 IoT, am having camera along with mic and 2 outputs from camera one is USB and other is 3.5mm jack ...
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1answer
56 views

Raspberry camera is not giving any output?

I am using Raspberry pi 3 Model B and Raspberry Pi Camera v2.1. When I am using a simple code to show the live video, it is neither giving any output nor any error. During the running time of code, ...
1
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1answer
2k views

Add IR LEDs to camera module

I need the camera to work when it's dark so I need to include IR LEDs. Unfortunately the Raspberry Pi cameras that come with IR flood lights all come in the style which has 1 big IR flood light on ...
1
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2answers
527 views

How to synchronize images from two raspberry pis

I have 2 Pi Zero Ws (wifi), each with a Pi camera connected to them. Both Pis/cams are running on battery power and deployed in the desert. There is no network or internet connection. The cams are ...
2
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2answers
1k views

PiCamera v2.1 exposure can't be locked, Python Picamera 1.13

I have posed this question on the Picamera Github issues forum but it has not been answered in nearly a month. Hoping for better luck here. I am running a Pi Camera v2.1 in an industrial measurement ...
0
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1answer
496 views

Straming Raspberry camera to own Apache Server - Command not found

I am planning to implement a camera video stream from the Raspberry Pi to its own Apache server. I trying to solve this for a week now and i am pretty frustrated by now. I came across this tutorial ...
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1answer
176 views

Why doesn't my Pi camera work

Here is my code: import time import picamera camera = picamera.PiCamera() try: camera.start_preview() time.sleep(10) camera.stop_preview() finally: camera.close() The traceback is ...
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0answers
118 views

How to interface dashcam with self storage with Pi?

I have an AutoVox A118 dashcam. It works as a dashcam should, but I want to add a Pi to my vehicle to add some functionality. Two main things I want to add are GPS through the Pi, and the ability to ...
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0answers
431 views

Modifying a camera sensor to work with CSI-2 connector

We're using Raspberry Pi's as the base of our product, and need specific camera sensors. Specifically we need, an (1) IR cut lens, (2) 130+ degree FOV, (3) 850nm IR LED lights, and a (4) compact form ...
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0answers
178 views

Picamera video problem (video is not complete)

I'm using my picamera in combination with the raspberry pi to capture video data synchrounously to other sensor data. Every sensor captures data in its own thread. All sensors start at the start of ...
1
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1answer
606 views

Raspberry Pi Camera(8 MP) shows blur images in Android Things installed on Raspberry Pi

Raspberry Pi Camera(8 MP) shows blur images in Android Things installed on Raspberry Pi. I use the code from Google Sample -- Doorbell application and capture the image but Image is too blur (Camera ...
2
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1answer
3k views

Calculating focal length of Raspberry Pi Camera

This article claims you can calculate the focal length of the Pi camera with the equation: F = (P x D) / W where: W is width of known object D is the object's distance from the camera P the ...
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0answers
587 views

Raspberry Pi Camera Motion Detection

I have started out my simple security camera project. I am able to take a picture and email that picture to my gmail (Can't get this to do it automatically at the moment). I asked a question before ...
2
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0answers
47 views

RPI - Nikon 1J5 - Wifi Trigger (help)

I've setup a timelapse stepper motor slider with the RPI. Upon boot it starts the slider with a specific step & delay. Goes back and forth until the RPI is powered off. I have a Nikon 1J5, for ...
2
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1answer
3k views

Camera module not getting detected

I get this error when I run 'raspistill -t 2000 -o image.png -e png ' mmal: Cannot read cameara info, keeping the defaults for OV5647 mmal: mmal_vc_component_create: failed to create component 'vc....
5
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2answers
245 views

Chicken Coop Egg Monitoring

My kids and I are new to the Pi scene and are looking for some direction. Our project is as follows: We would like to be able to see if any eggs have been laid by our hens in their chicken boxes from ...
-1
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1answer
132 views

How do i connect these Ip cameras

I have zoneminder in my RPI 2 and i would like to know how to connect these 2 cameras, please. Hikvision DS-2CE56C0T-IRF Hikvision DS-2CE16C0T-IRPF 2.8 they come at really nice price and i would ...
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0answers
148 views

is there any way to fix this issue?

pi@raspberrypi:~ $ raspistill -o image.jpg mmal: mmal_vc_component_enable: failed to enable component: ENOSPC mmal: camera component couldn't be enabled mmal: main: Failed to create camera component ...
1
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1answer
425 views

What is the shortest light wavelength in nanometers (nm) that a raspberry pi camera can capture?

I would like to use a Raspberri Pi with camera to capture short-wavelength ultraviolet light from a UV led diode. I would like to use an UV led with light invisible to the human eye (less than 390nm ...
3
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1answer
2k views

Camera gets hot, how much power should it dissipate?

I planned to add the chinese NoIR RPi camera in a birdhouse. First tests revealed, that the camera module heated up to 65 ⁰C. The IR LED's were very warm too. How much power is dissipated by the ...
2
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1answer
1k views

How do I trigger periodic remote shooting on a DSLR using a Raspberry Pi e.g. for time lapse (shutter timer), group pictures or self portraits

I'd like to use my DSLR camera for the following use cases: record a timelapse, e.g. shoot a picture every second (or every minute, or every hour). take a group photo (including me) or self portrait ...
2
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1answer
71 views

Time-lapse images not fully-rendered with example

I am having inconsistent results while taking time-lapses. I have batches where almost all images are incomplete/garbled/not fully-rendered while other images are perfect. Then, I'll get a batch where ...
0
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1answer
758 views

How to install raspistill on Ubuntu Core?

I would like to be able to take pictures with the Raspberry Pi camera while running Ubuntu Core (Snappy). How can I install/enable the camera? This question is about Ubuntu Core, not Raspbian.
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1answer
1k views

How to properly configure python PiCamera settings for use in an ice hockey rink?

Ive been building a sort of "Raspberry Pi GoPro" device that hooks onto the end glass of a hockey rink and records the action on the ice so I can go over video from my skates and work on technique. ...
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0answers
164 views

PiNoir Camera - using rolling shutter

As far as I know, the camera chip in PiNoir camera has a rolling shutter. This basically means that the camera records the image line by line, waits for all the lines, and returns them as a single ...
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0answers
86 views

python error from RPi.GPIO

Im getting an error "Error waiting for edge" In this script: import RPi.GPIO as io import time from picamera import PiCamera from datetime import datetime #PIR setup pir_pin = 4 io.setmode(io.BCM) ...
1
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1answer
828 views

Using a USB camera deletes /dev/video0

Problem When I use the USB camera attached to my freshly booted Raspberry Pi 3, I'm able to capture a single image/video. But when I attempt to do this again, the camera (/dev/video0) seems to have ...
0
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1answer
606 views

Configuring camera with uv4l

I am using a USB camera and uv4l to stream the video to another machine. This is how I invoke uv4l: uv4l --driver uvc --device-id [bus:id] --config-file /etc/uv4l/uv4l-uvc.conf I want to configure ...
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1answer
5k views

Create a RTSP stream using motion and a USB webcam

I've just set up a fresh RaspberryPi (Zero W) and started installing motion, in order to receive a livestream of my (old) USB webcam (Microsoft LiveCam HD-3000). I know this is a pretty old one but ...
1
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0answers
118 views

Take images as quickly as possible from RPi Camera and send to MATLAB for processing? [closed]

I'm using an RPi camera module in conjunction with an RPi 3 (Stretch) to track quick motion - I want to capture images as fast as possible (quick = minimum 30 fps) and send to MATLAB image by image ...
2
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3answers
945 views

PIR Triggering for no reason

I have a setup with a Raspberry PI model 3 a PIR sensor and a OEM HDTV Pi IR-Camera with two LED modules (pictures below). I'm running a little Python script triggering a camera recording whenever ...
2
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0answers
1k views

RPi camera stream to OpenCV in Python

I have been searching everywhere and tested what seems to be everything in order to get OpenCV in python to accept a video stream through gst-launch-1.0 from a RPi camera connected to a RPi. So far, I ...
2
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0answers
221 views

UV4L wont allow multiple users on .mjpeg stream

I'm trying to make a survaillance system with UV4L i already succeed to play i live streaming and record the live stream from UV4L the problem is that when UV4L detects more than 3 users it blocks the ...
2
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3answers
2k views

I want to webcam stream 24/7 to open Internet

I am a teacher, and we are using a 3-D printer. I have a Raspberry Pi 3 Model B, as well as the Webcam Module Version 2, and I have the camera set up and can see video by typing in localhost:8081 into ...
1
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1answer
547 views

Transistor Switch: Turning off Waveshare LED Boards

This is a similar question to How to turn off the CSI, and turn it back on again, but I'm actually trying to implement the suggestions that were given in that post. I use the WaveShare RPi IR-CUT ...
0
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1answer
83 views

Is it possible to obtain multi-spectral images with pi zero camera OV5647?

I am trying to capture multi-spectral images with a pizero camera V2.0 with Ssensor OV5647. I want to know how is it possible or if there is some commands? Thank you
0
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3answers
263 views

Camera not working with script started with .bashrc

Running NOOBS Raspberry pi 3b Standard Camera from Pihut So, my grand idea is to have a camera taking still images (raspistill) that I can then stitch together later, to make a short movie seen out ...
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1answer
253 views

Images all green

Okay. Have looked like crazy for a specific topic but can´t find any problem that matches mine. I have Rpi3 with a rpi2 camera. It has worked fine before but haven´t been using it for some time. ...
1
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1answer
8k views

Connect IP camera to raspberry pi ethernet port

I'm working on a project that will involve connecting an IP camera to the Raspberry i through the Ethernet port and then send that image through the HDMI port to a monitor. I was thinking a IP ...
1
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1answer
1k views

How to stream and store video from Raspberry Pi camera and watch it live

I want to create a live video streaming through raspberry pi which can be integrated with my website. The stream must be an open standard so that it can be easily played on any JS video player with ...
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0answers
2k views

Which camera settings does camera.exposure_mode = 'auto' dictate / supersede?

For example, if I want to change camera ISO with the Pi Camera Module 2, I don't see any difference in images between: camera.iso = 100 camera.exposure_mode = 'auto' camera.capture(filename) and ...
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1answer
648 views

Help! My Rasperry Pi Camera is not being detected!

So I have a Pi-Cam and a Raspberry Pi 3 B+, and I'm trying to get them to work together. Note: This camera has worked many times before today's errors. A few things: The voltage is fine (red light ...
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2answers
356 views

Why does raspividyuv need sudo?

I'm running Arch Linux ARM on my RPi 1B. I'm trying to pipe raspividyuv's output to a program that I've written and it seems that I can't run raspividyuv without root privileges. raspivid works fine ...
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2answers
885 views

opencv2 not importing into Python 3.4.2, OK with Python 2.7.9

I have installed the Open Computer Vision library on a Raspberry Pi 3 Model B with camera module, using these steps: sudo apt-get update sudo apt-get upgrade sudo apt-get install python-setuptools ...
0
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1answer
695 views

Two Webcams Taking Stills

I’m a bit of a novice, needing to do this for a university project. I need to connect two USB webcams to the RPi and get each to take a still image and save it in “%iimg%i” naming notation to identify ...
0
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1answer
251 views

Cannot take picture with Canon Rebel XT connected to Pi3 via gphoto2

When I try to take an automatic picture with my SLR camera (Canon Rebel XT) via the following command in gphoto2: gphoto2 --trigger-capture It returns an error as follow *** Error *** ...
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1answer
1k views

Raspistill doesn't work well in low light

I am taking photos every hour during the day. Photos at night are very underexposed as you can see in my example. Here's the part of the python script that matters import os os.system("raspistill -t ...
0
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1answer
389 views

IP Cam and local network on different ethernet ports on raspberry pi

The Setup: A raspberry pi 3b running raspbian is connected over two ethernet ports (eth0 native, eth1 over USB) to an ip cam at eth0 and to the local network and the internet over eth1 like scatched ...

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