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

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36 views

autofocus raspi-cam

I was wondering if someone ever tried to implement a rudimentary autofocus for the raspberry pi camera. From hardware point of view one needs some actuator, that is able to turn the little objective ...
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0answers
26 views

PICamera - Custom output (start_recording())

I need access to full camera video resolution (1080p) and after searching found that recording (start_recording()) methods of PICamera is much better than capturing methods(capture_continues()) ...
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18 views

Taking photos when an IR sensor detects motion?

I'm trying to write a program in python 3.4 for my Raspberry Pi that will take some photos when motion is detected from an IR sensor ( A bird table in this case). The camera and IR sensor are ...
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0answers
11 views

How can i install web components in firefox?

i want to show in firefox my cameras (Hikvision) but web components are needed, i've tried enabling it in the firefox configuration page but it doesn't work. I've seen some support for another linux ...
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1answer
30 views

handle two way of 1080p, 60fps camera feed to WIFI network in low latency?

In my robotics, I need to stream 2 way of 1080p, 60fps camera feed in H.264 to the local WIFI network ( for example a mobile phone receives the camera feed), the requirement for the latency between ...
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1answer
19 views

What is the spec on the MIPI interface on PI Zero?

Noticed the latest Pi Zero has a MIPI connector now. Wondering if it supports 2-lane CSI or 4-lane CSI? It's not specified anywhere I can find, only found a part reference to the connector being the ...
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0answers
15 views

using salvaged CSI phone cameras

The Raspicam has a CSI camera plus additional buildout components on the square PCB. I need a very much smaller camera head unit . Question... How to connect cellphone cameras to the Raspberry-Pi? ...
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0answers
14 views

RAW video from PI camera [duplicate]

Does the Raspberry Pi camera perform built-in compression? I am trying to get a RAW video from the Pi camera and feed it into FPGA via HDMI for processing.
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0answers
16 views

USB/Ethernet Stops Working While Trying to Preview Video

The setup: Raspberry Pi 3, running Windows 10 IoT Core Preview {10.0.14342.1000} Camera: A link to the camera from who I got it from I recently got a USB Camera working for taking pictures, however ...
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0answers
13 views

Replacement lens for camera module

I have been trying to find a better lens to use on the camera module. Specifically, I would like to use it as a security camera, and wish to be able to focus the image to around 6-10 meters. At the ...
3
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1answer
52 views

IoT Core RPI3 Camera drivers

This is kind of a last ditch effort to see if anyone knows of something I might have missed. I have an USB camera( for reference: http://www.elpcctv.com/5megapixel-usb-camera-module-usb20-omnivision-...
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3answers
59 views

How do I trigger multiple pis with one button?

I currently have 4 Pi's, soon to have 40. I have them setup to take a picture when a signal is detected via GPIO. Individually they work. I connected the pins on all 4 to one wire, and the grounds ...
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0answers
16 views

PiCamera AWB Gain Control different results using picamera and raspistill

My scenario is this... I was using raspistill to capture photos in a script and was providing the following configurations for the shot. raspistill -o /data/temp.jpg -ISO 100 -ss 8000 -awb off -...
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1answer
143 views

Advantages of Raspberry Pi 15-pin MIPI camera interface (CSI) connector cameras above USB webcams?

What are advantages of cameras dedicated for Raspberry Pi (I mean those connected via dedicated camera connector and tape) above those usb webcams ? Is it just economy advantage (better value for ...
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2answers
55 views

How to capture images from 2 webcams parallely using raspberry pi?

I am working on the following code: import os os.system("sudo fswebcam -d /dev/video0 -r 1280x960 image.jpg") os.system("sudo fswebcam -d /dev/video1 -r 1280x960 image2.jpg") in above code, the ...
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0answers
48 views

Raspberry PI 3 Model B+ resetting after every reboot

My RPi 3 resets itself after every reboot. All my settings, customizations etc are lost. Keyboard layouts, date/time setting, setting in the sudo raspi-config (camera setting etc), desktop ...
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1answer
46 views

Detecting red contours

I am trying to detect the largest red contour my picamera captures. The following is the code from picamera.array import PiRGBArray from picamera import PiCamera import cv2 import numpy as np ...
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1answer
138 views

VLC does not release webcam resource

I have bought the NoIr cam for the Raspberry Pi. I stream the video of that camera to my other Ubuntu server using VLC: cvlc v4l2:///dev/video0 --v4l2-width 1920 --v4l2-height 1080 --v4l2-chroma h264 ...
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1answer
42 views

how do i proceed with SPI on raspberry pi 2?

i am quite new to programming raspberry pi. (though i have used apt-get update and upgrade to install, and i have enabled the SPI mode in the rasp-config) i have recently purchased the arducam mini ...
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2answers
71 views

Can the RPi Camera cable be folded/creased?

The RPi camera uses a cable that looks nearly identical to a flat flex cable. The regular RPi Camera connector. The Pi Zero adapted version. I have seen videos of people folding/creasing these ...
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2answers
19 views

Is it possible to write data directly from a mobile to a PC through the mobile's SD card slot?

I have to questions: -Is it possible to write data directly from GoPro to a Raspberry Pi through the GoPro's SD card slot? -How does Micro SD card function? I would like to use my GoPro (hero 1) as a ...
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0answers
34 views

Raspberry PI + MotionPi and sensors

I've been using the MotionPi distribution for a little while to turn my Pi Model A into a security Cam. It works awesome. Prior to discovering this disto I was using rasbian and the Python Picamera ...
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0answers
89 views

Raspberry Pi Zero with Sony IMX219 as front door IP camera?

I've never owned a Raspberry Pi, and was wondering whether it would be feasible to use a Raspberry Pi Zero as an IP camera to be attached to the spyhole on my front door? The idea is to be able to ...
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1answer
108 views

Mirror image output from v2 pi camera in motion

can anybody tell me how I can flip the mirror image output in motioneye .I am using a pi3 with a v2 8meg pi camera with the latest pi3 motioneyeos.I have now tested 3 different cameras with the same ...
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1answer
30 views

Motion camera not showing video in browser

I have a problem with motion. I created a web page where I put my motion video, like this: <html> <title> Camara </title> <head> <h1 style="font-family:calibri;">Camara ...
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0answers
28 views

opencv image is black

I'm facing a problem where the image displayed by opencv and the image displayed by picamera are different. picamera displays an image as expected but opencv just displays black. any thoughts? code ...
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1answer
36 views

Motion goes active (exited) after a few minutes

I'm not a native english speaker, just in case... if you don't understand something please ask me. I installed motion in my Raspberry pi B+ to use a web camera, when I run: sudo service motion start ...
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0answers
27 views

Gstream error - no element “h264parse”

I have tried various permutations on the gstream command line but always end up with the error :-erroneous pipeline: no element "h264parse". The command line is :- raspivid -n -t 0 -w 1080 -h 720 -...
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1answer
67 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 ...
3
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1answer
155 views

motion detection and recording video with webcam

I want to record a video with a webcam when a PIR sensor detect motion, I have the picamera library installed, can any one help, thank you? import RPi.GPIO as GPIO import time import picamera import ...
2
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1answer
46 views

Faster long term exposures

I want to take repeated long term exposures with the Raspberry Pi. I understand that the maximum exposure time is around 6 seconds. However, taking a 6 second exposure with raspistill takes over 40 ...
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1answer
56 views

Raspberry Pi 2 Camera and Alpinelinux

How do I make the camera work? I installed v4l-utils, but v4l2-ctl is not working because /dev/video0 isn't there. And raspistill says that it needs the camera to be enabled via raspi-config, but ...
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2answers
114 views

How do I detect the type of camera installed?

I need to know how to remotely detect whether an 8mp or a 5mp camera module is connected to the rpi for implementation in an embedded project. Any help?
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1answer
45 views

lighty-enable-mod: command not found

I'm just starting out with Raspberry Pi. Following the instructions to set up a security camera (Link) all goes well until the command: sudo lighty-enable-mod fastcgi-php and I get the message: sudo: ...
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1answer
33 views

undefined reference to QCamera constructor

I'm writing a simple camera project for Raspberry Pi, via cross compiler visual studio. step 1: I created a qt project using visual studio step 2: coding for project When coding for project, I ...
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0answers
25 views

Camera-Pico Projector Calibration

I am using a Pi NoIR camera to capture image from certain area. I am also using a pico projector, which is used to project the image. Suppose, the camera is taking image from ROI having corner ...
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1answer
348 views

RPi camera v2.1 not working

New camera module showed up in the post this morning and I'm trying to run some tests. Unfortunately I've got software problems straight off the bat. I'm attempting the tests on a Pi A+. I've run ...
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1answer
249 views

Camera modules v2.1 - what's new?

There are new versions (v2.1) of both the standard and NoIR camera modules on sale as of this morning (see http://raspi.tv/2016/new-8-megapixel-raspberry-pi-camera-2-1-launches for some brief coverage)...
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69 views

Raspberry Pi 3 Interactive Led Strip Wall

At the moment we're working on an interactive led screen wall for the entrance hall of our new studio. I've setup the following frame with 17meters of WS2812B addressable led strips.We're using the ...
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0answers
73 views

Green Tint Raspberry Pi Camera Outside

I am getting a green tint or full green saturation on pictures that I have taken with the Raspberry pi camera module while outside on sunny days. I am powering the raspberry pi from a battery while ...
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0answers
70 views

Very Cheap Camera Module or Lens for Raspberry Pi

I have been looking around for any cheap (less than $7) alternative to the official Rasberry Pi camera module. Is there any extremely cheap camera module/feature/extension available for Rasberry Pi? ...
0
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1answer
107 views

Could my RPi overheat in the summer?

I'm planning on using a RPi 3 as security camera, so naturally it would be running 24/7. My OS is Motion Eye OS and I believe it's fairly hard on the CPU. Summers can be relatively hot where I live (...
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1answer
216 views

“Failed to open video device /dev/video0 no such file or directory” with normal working usb camera in motion

I have a normal usb 2.0 cam. Connecting it to my pc, it works perfectly. It is not working with my raspberry pi(2). I had installed motion and it had worked good before 2/3 weeks when I tried it but ...
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3answers
64 views

PiCam Not Working (At All)

As I recently bought the Picam, I tried capturing an image with : raspistill -v -o file.jpg But I got this error : "No data received from sensor. Check all connections, including the Sunny one on ...
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0answers
44 views

Using Raspberry Pi 2 B with Pan Tilt and OpenCV 3.0.0 for the 1st Time

I am very new to Raspberry Pi, and This is my first time using it. I have read a lot from the documentation on the official website, and I really got great things. After that I installed OpenCV 3 with ...
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1answer
76 views

raspberry camera module cannot be opened with device ID

i am trying to run this face recognition code from here! i successfully installed OpenCV on the raspberry, and i used the code before on windows. but here i have the problem with the raspberry ...
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1answer
71 views

PiCamera Multiple Video File Recording H264

I want to know if it's possible to record four H264 video files with PiCamera with a specific frame ? For example, I am recording 10 seconds of video at 4 fps. So normally, I will get a video file of ...
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2answers
68 views

Why doesn't the Picamera suffer from a CPU interrupt made by linux?

Why does the Picamera not suffer with an interrupt from the CPU and is able to capture video successfully? The Pi doesn't use a real time operating system. So there must be lots of processes running ...
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0answers
93 views

UV4L MJPEG stream gets stuck after a while

I'm using UV4L HTTP server for MJPEG video streaming from Raspberry Pi Model B v2. I've followed this manual, How to install or upgrade UV4L on Raspbian Wheezy & Raspbian Jessie (for Raspberry Pi)...
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2answers
597 views

Raspberry pi camera module libavformat

I have a camera module connected to my raspberry pi and have followed these instructions to make it work for a stream: Installation guide I type this command to test it: ./motion -n -c motion-...