Questions tagged [raspicam]
The CSI interface camera from the Raspberry Pi Foundation available in a natural colour and a NoIR version without infrared filter, latter is suited for night vision and other special applications.
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Any issue with magnet too close to rpi?
I don't think this is an issue, but a search turns up nothing and I just want to be sure.
I'm working on a project that involves a single speaker mounted approx. 2.5 to 3cm above a Raspberry Pi 3. ...
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A way to connect M RaspiCams to N raspberry Pi Compute modules, where M>>N?
I am planning to set up camera rig, which will require 10+ cameras (preferred 20+ or "as many as possible" in spatial arrangement around the observed area. The setup will be academic, experimental, ...
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Can it be an issue to record videos directly on the SD card of a Raspberry Pi?
I am using a Raspberry Pi Zero W and the picam v2 to record videos continuously for several days. Files recorded are only 5-minute long. Can I save files on the SD card directly, or should I use an ...
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Pi camera 1.3 crashes and requires reboot to use again
My raspberry pi camera 1.3 is connected to a Rpi 3B+ and I have a script that has the camera take a picture every 5 minutes and save it to a network location. Once in a while, the camera will crash ...
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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 ...
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Can pi cam with raspberry pi take pictures at car speed of 40KPH?
If I attach a pi-cam at front of a car and want to take pictures of the road at car speed of 40KPH, can the pi-cam take clear pictures? And is there a way to constantly change the fps of picam ...
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How do I get Raspberry Pi Camera Serial Number?
This is necessary so that we can uniquely identify cameras that get moved between pis.
We found that we could get the camera serial by communicating with it over i2c0, but this required enabling i2c0 ...
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How to light up picamera LED without taking photo
I want to light up the picamera LED using python for a few seconds as a test to see if it works, without actually taking a photo. And yes I know I can test that by just taking a photo and watching it ...
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Undefined Reference to `vc_gencmd(char *, int, char const *, ...)`
I wanted to control the raspberry pi camera with MMAL and I used the RaspiCamControl.c file to learn how to control the camera component then
I wrote a class about it. I've created and added all the ...
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Picamera (in Terminal and Python 3) just does nothing
I have a Picamera V2, a brand new Flex Cable (so that's not the problem) and a Pi 3B.
I am using VNC from Ubuntu. The Pi connects OK. But in the terminal (raspistill - o hi.jpg) and in Python 3
(
...
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without looking in config.txt, how can I see my start_x setting?
Basically, I'd like to verify if the camera is getting enabled. I've grepped around on dmesg and /var/log and lsmod, and have googled, and I have failed so far.
I went to a machine where I know the ...
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RaspberryPi Camera - bcm2835-v4l2 kernel module source
I want to make some optimizations on camera kernel module so it can work better with a camera multiplexer module. There are 4 camera multiplexed by GPIO pins and some hardware.
I have cloned the v4l-...
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Multiplexer vs RPI Compute Module for stereo camera?
I am looking to capture images simultanously using 2 picameras (tried USB the FPS is low). It seems like there are 2 options:
Raspberry Pi compute module 3 with IO board which gives 2 CSI ports(...
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How to get the Pi to recognize numbers and letters from images [closed]
I would like to start a project that will take a picture of the license plate of a vehicle and then take all the digits and record them. Is there a way to have the Pi recognize the digits?
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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 ...
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Options to start timelapse sequence in the morning and stop in the evening, then repeat on Pi Cam Web UI?
Hi all I've been using Pi Cam with Web UI on RPi3 (with naturebytes build) for a long term timelapse (9 months). I've been successfully shoot timelapse for the past week but it shoots the whole day ...
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Could not find an image captured using raspistill on raspberry pi
I ran the command
raspistill -o image.jpg
can someone tell me where is the image storred
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RaspiCam on RPi 1 B+ doesn't show images
I'm trying to get a livestream with the official raspicam (with IR; revision 1.3) working, which is attached on my Raspberry Pi 1 Model B+.
The problem is, that I get an gray screen when I'm ...
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Invalid string offset errors when compiling RaspiCam C++ Library
I am getting these warnings with the RaspiCam C++ library, and wondering if anyone has a fix for them? My program is also crashing and I'm wondering if it's related.
/usr/bin/ld: /usr/local/lib/...
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PiCamera with RPi v3 B+: gpioman_get_pin_num: pin CAMERA_LED not defined
Sorry for the long-winded post. I understand this issue has been posted throughout various forums (including here), but even after following all of the advice I have seen, I am unable to get the Pi ...
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Access RPi's camera stream in OpenCV C++ (Qt)
I've setup my Raspberry pi 3 B with uv4l and have access to the video stream on
http://(raspberry-IP):8080/stream address.
Now, I have Qt5(C++) and OpenCV installed on my main computer.
How can I ...
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Running a camera script on startup - Raspberry Pi Zero W
I'm creating a time-lapse camera to attach to a pair of glasses.
I tried out my script (python 3) and it works, but I need to get my script to work upon startup up since it will powered by a ...
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Streaming video with vlc as mjpeg from the RPI
I have an RPI camera module V2 connected to my PI and can stream footage from it into the lan with
raspivid -vf -hf -o - -t 0 -w 1000 -h 576 -fps 20 -b 500000 | cvlc -vvv stream:///dev/stdin --sout '#...
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How can capture many images using picamera and loop and different name? [closed]
Here's my current Python code:
import picamera
with picamera.piCamera() as camera:
for i in range (10):
camera.capture("/home/pi/Desktop/newfile/newimage.jpg")
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Developing custom effects for raspivid?
Has anyone created a custom effect for raspivid's -ifx option? From a quick look at the Github repo, it seems there is it might be run through the MMAL interface but I have no idea where to get ...
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PiCamera 2.1 shows occasionaly same picture in continuous shooting mode
I don't know what's wrong but when I use stream (io.BytesIO()) when I want to save one picture after another from time to time I get same picture saved. Code:
from picamera import PiCamera
import io
...
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Can Raspberry Pi NOIR Camera see near infrared light (~1550nm)?
I wish to create a pattern using 1500nm laser and analyse the images.Will any Pi-Cam (NOIR) capture this?
Link to research regarding camera characteristics with respect to wavelength upto 1500nm ...
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Is it necessary to release Raspberry Pi Camera before rebooting? If so how do I do it?
I have a python3 script that uses OpenCV and a Raspberry Pi cam. It runs almost 24/7. Using crontab the pi will reboot every night at midnight and the script will begin running again. This is mostly ...
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PI camera: Image processing
I am interested in image processing with Pi camera.
My intentions are as follows:
To fetch an image of 64 x 64 resolution at 60 fps in a buffer one by one continuously.
Process each image in real ...
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Why is my pi camera v2.1 detected but not taking pictures?
Thanks for your help. Yesterday I moved my Raspberry Pi cam v2.1 with the rpi robot chassis and the camera won’t take pictures. But, the day before, the camera functioned properly. Why do you think ...
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Raspberry Pi NoIR Camera - PiCamera/Raspistill
I have a RPi Noir V2 camera running on my Pi Zero w.
I have been taking time lapse pictures from dusk till dawn and have had different results using Python 3 PiCamera and the shell command Raspistill....
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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, ...
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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 ...
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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 ...
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How can I add a delay before raspberry pi cam starts recording?
I am using the following command to take video:
os.popen('raspivid -1 640 -h480 -fps 25 -o motionCapture/' + timeStamp + '_motion,h264 -t ' + str(timeInSeconds * 1000))
The problem is when I try to ...
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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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Pi Camera: Raspberry Pi 3B+'s red led blinking
I'm developing a project based on a Raspberry Pi 3B+ which utilizes an original Raspberry Pi Camera module. I'm powering the RPi from a 12V 4-cell LiPo, brought down to 5V by a power distribution ...
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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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Raspistill preview window invisible
A couple of months ago, I had a good installation of the raspberry pi, and the picam module I was using was working great. Recently, one of my raspi's drivers got corrupted, so I had to re-install the ...
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Pi Camera V2 vs. Pi NoIR Camera V2
I'm using a Pi Camera v2, but the ambient light causes many reflections. So I thought it was necessary to use a Pi NoIR camera with infrared led, in this way the cam sees only the part illuminated by ...
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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....
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Storing faces in database by capturing images with picamera
I am trying to do facial recognition with the picamera and Pi 3. At the moment I am trying to get the picamera to capture 20 faces and store the images in the database.
Here is my code:
import cv2
...
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Motion Service Hanging Up Pi?
I have had a raspberry pi B+ for a little over a year now, and I've noticed consistent performance issues after running motion service for a long period (anything over an hour or so). Originally I was ...
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PiCameraNotRecording exception when trying out PIR script
So I was trying out this exact same script in this answer https://raspberrypi.stackexchange.com/a/46513 but when I tried to run it (for the second or third time) it gave me this exception:
Exception ...
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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 ...
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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 ...
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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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RPI 3 Motion detected apparently because of the light
I recently turn my Raspberry 3 into a surveillance camera with the official camera. Whenever a motion is detected I receive an email with the video. It works pretty well but I realized that I received ...
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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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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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