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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2k views

Real time depth measurement system

I want to design real time depth measurement system. so, which type of camera is compatible for Raspberry Pi 3 to get depth.
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764 views

What is the skipping frame pattern and how to name the images captured with a sequence of numbers using Raspistill command in Raspberrypi?

I would like to know, how to name the captured images with a sequence of numbers instead of its frame numbers by using Raspistill command and also could anyone suggest me the typical skipping frame ...
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625 views

Raspistill stops working after 3 hours of continuous shooting when writing to network share

I'm using a bash script on my Raspberry Pi B+ to take photos with the RaspiCam all 60 seconds and upload them to my FTP server: #!/bin/bash STARTDATE=$(date +"%Y-%m-%d_%H_%M_%S") DELAY=60 echo "...
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Undefined reference to raspicam::_private::Private_Impl[…]

I am trying to make a project for the Pi B+ using ROS, RaspiCam and OpenCV (in c++). I want to write my code in QTCreator in a Virtual Machine running Ubuntu 14.04, and then transfer the files to my ...
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1answer
1k views

lens for raspberry pi 2 to expand the field of view

Hi all i'm using raspberry pi 2 with raspbian , i'm working on face and eyes detection using opencv and c++ , i want to expand the field of view for the pi official camera module any suggestions will ...
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78 views

Duplication a program from one PI to another

I have Motion installed on one PI and wondered if it was possible to easy duplicate the install process, with dependencies, on a another pi without either: 1) Installing and configuring it again 2)...
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32 views

How to calculate the battery usage of raspberry pi with 2 motor drives

We have a raspberry pi 4 with 2 12v motor drive L298, 5 ultrasonic sensors, and raspberry pi camera but we need to know how to calculate the battery usage of all these chips, could anyone help with ...
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86 views

To play a pi camera

I am trying to play a picamera in raspberry pi 4 using vlc with raspivid/raspistill. When I give a command: sudo raspivid -o cam.jpg then some errors come, mmal: mmal_vc_component_enable: failed to ...
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44 views

Picamera: intermitent purple snowstorm - EMI or software issue?

I have recently tried a NoIR camera in my new appartment and started getting this strange interference, see photo below. I comes and goes randomly but happens mostly at night in a dark room. Sometimes ...
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134 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 ...
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1answer
2k 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 ...
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255 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%...
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1answer
2k views

Stream Raspberry pi cam to webbrowser

I am trying to stream my rpi-camera to my webbrowser. I would like to use webrtc. I have tried using (and modifying) this GStreamer WebRTC demos for webrtc using gstreamer. I can successfully stream ...
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2answers
642 views

Stream remote pi+rasp camera to another computer?

Hi is it possible to stream the video feed from a pi camera (3 b+ model) across a LAN to another computer running Linux? My idea is to see if pi can be used almost like an IP security camera where I ...
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1answer
85 views

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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1answer
141 views

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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2k views

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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47 views

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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2k views

Stereoscopic capture (2 cameras) on Raspberry Pi 3?

What's the best way to connect 2 cameras to the Raspberry Pi? Is it true the only way to do it is with the compute module? Can you use 2 USB cameras? Can you use a multi-camera adapter like this? (...
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5k views

ERROR opening V4L interface: No such file or directory

Environment information (cat /proc/cpuinfo): processor : 0 model name : ARMv6-compatible processor rev 7 (v6l) BogoMIPS : 697.95 Features : half thumb fastmult vfp edsp java ...
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Can the Camera Module for Raspberry Pi Zero be used in Raspberry Pi 3?

I wonder if this camera Camera Module for Raspberry Pi Zero also works with the Raspberry Pi 3? I could not find any information about its compatibility to other RPi models.
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Can't start picamera at Raspbian startup

I want to run an opencv-python program at Raspbian startup. The program is to capture images continuously from picamera and do some image processing using opencv and display it in full-screen mode. ...
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1answer
2k views

How do you extract the raw image from a JPEG taken by the v2 camera?

I'm very new to working with the Raspberry Pi. For a project, I must have the raw images taken by the camera instead of the processed JPEGs. If I take a raw image using: raspistill -r -o test.jpg ...
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Viewing PICamera V2 via VNC

I'm using RPI3, Ubuntu Mate 16.04 and PiCamera V2. All is working well. While using VNC - I don't get any stream view ( raspivid, raspistill and Python ). Is there a way to config PiCamera or VNC to ...
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234 views

Barcodes: Problem with OpenCV [closed]

I'm an absolute beginner with Python, but unfortunately I have to reach in a RPI project within 20 days. My task is to build a Barcode-Scanner. This is the code I want to use: github: loleg/iotcam.py,...
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674 views

Raspberry Pi Camera

I have purchased an Imported 1.3 5MP Webcam Video Camera Module Board 1080p 720p Fast for Raspberry Pi 2. On testing this particular camera on Iceweasel/Firefox, the camera quality was absolutely fine;...
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How to capture and send images from raspberry pi, which is in field to a website hosted with word press

I have a website (hosted by word press) and i need to capture and receive images form raspberry pi from the field to the website. is this possible? any valuable info will be taken
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Raspberry Pi NoIR V2.1 blurry image

I have an Raspberry Pi 1 and a NoIR V2.1. I also bought an IF lamp and with an slow enough shutter_speed the brightness gets good enough, but the image is really blurry. I created an image with the ...
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526 views

About raspberry pi noIR camera module

I searched for what is noir camera, but i am not clear with it . Explanation about noir is appreciable. For my project , i want the camera to monitor in both day and night time so that i should get ...
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1answer
289 views

Port forwarding ip problem

I've set up raspberry pi 2 and installed MotionEyeOS with the help of this guide My laptop is connected to wi-fi router and its ip address is static: 192.168.1.150. My router ip address is: 192.168....
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Library to allow use of Pi camera in projects?

I've been looking for a library so that I can take pictures on the pi using the pi camera (not a usb webcam). I've tried RaspiCam but that is having issues compiling in visual studio 2015 (yes i'm ...
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Python picamera exposure_mode night not working

This program is coded within Python. As I wanted to get my raspberry to be aware of the current time(night or day) and being able to upload a video that is using night vision from the normal cam....
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689 views

Pi camera viewing angle

I am using the following pi camera(6 numbers) for my 360 degree camera project. It is a 160 degree camera. My question is what will be the vertical angle? can that also be 160? I have to design a ...
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1answer
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GStreamer H264 UDP stream from RPi Cam to Windows 7 Machine Hangs, “Network is Unreachable”?

I'm using gstreamer-1.0 to stream a live video feed from the Raspberry PI camera module to a Windows 7 machine. The pipeline on the PI is: raspivid -o - -t 0 -hf -w 800 -h 600 -b 1500000 -g 5 -awb ...
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90 views

picamera on startx returned with GDBus.Error

I am new to the Raspberry Pi. When I tried to install my picamera, everything went well until I put in the command startx. I got the following error: GDBus. Error.org.freedesktop.PolicyKit.Error....
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V4l2 video streaming on Arch with RPi2

I'm running an intentionally minimal Arch OS on my RPi2 (installed via ArchLinuxARM-rpi-2-latest.tar.gz dated 2015-08-14), and I'm trying to have it stream video from the camera. I followed the camera ...
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1answer
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Access numpy array in openCV

Using the documentation here here, the code import time import picamera import picamera.array import cv2 with picamera.PiCamera() as camera: camera.start_preview() time.sleep(2) with ...
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188 views

Can touching the back of the Raspberry Pi Camera to the GPIO pins of the Raspberry Pi cause irreparable damage?

Whilst moving the camera module around through a casing system I accidentally brought the back of the module in contact with the GPIO pins for 3 seconds (roughly). There now appears to be bands of ...
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1answer
834 views

raspivid not saving metadata

I think that it's not saving the metadata at all when making a recording with raspivid because when I watch it, it plays at an incorrect frame rate(always plays at 25fps when I record at either 30 or ...
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2answers
5k views

Motion - grey screen with camera module

I set up motion and the UV4L drivers for the raspberry pi camera module, but when I try to start motion with sudo motion, and connect with VLC I only get a grey screen. This is what the terminal says: ...
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1answer
903 views

RaspiCam spot metering: where's the spot and how to move it?

I'm trying to use the Pi (NoIR) Camera to record a timelapse that needs to produce good results both during day and night. By default, I don't get a correctly exposed result under all conditions. I ...
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230 views

Raspberry PI camera module

This might seem like a strange question, but does anyone know the reason for the camera driver not be implemented as a SoC camera driver? For those not familiar with this, it is a framework that ...
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1answer
883 views

MMAL Raspberry Pi Speed

Does anyone know if there is a way to improve the speed of taking photos with raspistill? I have a Python program which basically calls "subprocess.call" - I've noticed that the speed of such an ...
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Is the algorithm of processing raw data from PiCamera to get the JPEG that raspistill obtains opensource?

I'd like to learn how exactly the raw data from PiCamera are processed by the system to yield the final JPEG that raspistill saves. Is this algorithm available as opensource code? Or is it hidden in a ...
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Raspberry Pi - Line Scan like image

i got involved in a small hobbyist project in which a small ball has to be detected through a small gap. Accordingly there are only a view "lines" of a picture usable to find the vector "through" the ...
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1answer
36 views

How to run piCamera script in rc local?

I have created a simple python script for the pi camera which works when run as is. the file is located in ~/Destop/python cameratest.py import picamera import time camera = picamera.Picamera() ...
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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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RPi Camera starts going white

I bought a RPi Camera V2 from amazon yesterday and when I tested it today it started going white and then flashing colors like a disco party (rave starts 8 seconds in): https://imgur.com/a/QK5VL22 ...
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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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How to give an image input to my OpenCV code? [closed]

I am doing OpenCV on my RPi 3b for my project on Controlled Environmental Agriculture. I completed all the coding part of the OpenCV and also wrote a code for my RPi NOIR camera to capture images and ...

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