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
5k views

Increasing fps of pi camera using OpenCV C++ implementation

I am using a NOIR Pi camera for my Raspberry Pi 3 module. I plan to run some high fps image processing algo using openCV in a C++ environment. However, I cant seem to obtain the video stream in a high ...
2
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1answer
159 views

NoIR Camera…Infrared?

So recently I found out that the NoIR module can see visible AND infrared. My question is If I make a box, and out my hand in it, and then on the other end of the box I place the camera in complete ...
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1answer
409 views

Can this Camera see near-infrared?

The camera I'm talking about is here- https://www.amazon.ca/Raspberry-Pi-Camera-Filter-Vision/dp/B00KX3HS4K My question is, is this camera a near-infrared camera?
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0answers
1k views

Raspistill in manual exposure

I found that using raspistill or Camera py module I cannot set lower speeds than 1/30" (converted to nano secs). I want manual camera settings ISO = value and ss = value All is fine in daylights but ...
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3answers
4k views

Raspberry Pi Camera Module not working (v1.3)

My Raspberry Pi Camera Module v1.3 is not working. I have tried taking a photo, and here is the error: pi@raspberrypi:~ $ raspistill -o image.jpg mmal: No data received from sensor. Check all ...
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1answer
548 views

Raspberry Camera V2 on Android [duplicate]

I have flashed android (can flash any version necessary to make this work) onto my Raspberry Pie 3 and would like to be able to use the Pi Camera V2. Ive plugged in the camera to the raspberry pi but ...
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1answer
90 views

How can I attach a Raspberry Pi Camera to my Pi for an image processing project?

I want to attach a Raspberry Pi Camera to my Raspberry Pi module for an image processing project. Basically, I want to enhance video in the dark. I am planning to do a project in which the video ...
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0answers
400 views

Streaming HLS from a video4linux2 virtual video device

I'm trying to accomplish a few things at the same time with the raspberry pi camera; create an HLS live stream take regular interval jpg snapshots and save them to disk irregularly record short ...
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1answer
8k views

Can I use the PI Camera Stream in Python on a PC?

So I got a Raspberry Pi Zero Wireless with the Pi camera and I would like to use the camera with OpenCV in Python. The problem is, I know I can do this easily on the Pi itself but I highly doubt the ...
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1answer
154 views

Connecting more than 2 V2 camera modules

I am trying to find out how to connect more than 2 x V2 8Mb camera modules to the Raspberry Pi 3b module so that I can have 3 images at once on a display screen.
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0answers
623 views

USB camera synchronization with external trigger

My project is to synchronize 4 usb cameras using a raspberry pi. Those 4 cameras use 8MP sensors, the SPCA2620 chip (quite new, no documentation) and have an external trigger line available. So far, ...
1
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1answer
1k views

Python multithreading and camera

I'm writing a python application which uses a PIR motion sensor to trigger the RPi camera (Rev. 1.3) and start a video. For this purpose I'm using the threading library, to achieve multithreading. At ...
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1answer
470 views

using an rpi as IP camera with minimal CPU usage?

I'm trying to get a pi happening as an IP camera, using a CSI camera module. I'd like to minimise CPU usage. I don't need motion detection, just to dump an image from the camera onto the network where ...
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0answers
571 views

how can I connect an IP cammera via ethernet to my Raspberry Pi 3?

I have an IP camera that I want to connect to my raspberry pi 3 using an ether net cord. I have struggled with this reading many articles, trying to configure the camera to have a static IP recieved ...
0
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1answer
158 views

How can any cellphone LCD be used as a portable monitor? [duplicate]

In simple, I just want to build some thing like : CC TV with small monitor and small camera (the smaller the both, the better). . For example, I need it to connect a camera so I can watch real time ...
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0answers
297 views

What is the camera matrix for picamera V2.1?

As you know, all cameras have original camera matrix and distortion coefficient values. Is there any guy who had already gotten exact camera matrix of picamera V2.1?
2
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0answers
958 views

High speed photography using RPi Camera module

I'm trying to capture high speed water flow movement in a small dark chamber with a cool white 5 W high power LED as a flasher. My target is to achieve quick exposure using 0.8 millisecond light pulse....
2
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1answer
577 views

Capture image when camera is not covered

I am very new to R Pi, but I know my Python. I am working on a project where I have an always running camera, that is kept in dark. What I need to do is to capture an image when there is light. (lets ...
0
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1answer
415 views

Raspberry Pi as HDMI to USB converter for HD Camcorder

I know this is a long shot, but is it possible to use the HDMI port of the Raspberry Pi as an input from an HD camcorder, and use a USB port as an output for another device (like a laptop) to use as a ...
0
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1answer
477 views

How to predetermine the file size for a PNG image resulting from raspistill?

The Pi Camera v2 has 3280 x 2464 pixels, which gives 8081920 pixels. It is my understanding that a PNG-24 means the pixel supports a 2^24 color depth. It is also my understanding that a PNG-24 means ...
4
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2answers
21k views

How to stream video via socket using OpenCV and picamera

I'm relative new with Raspberry and I'm trying to stream a video to a PC using OpenCV libraries. I already made connection using the camera documentation but I don't know send the frames using OpenCV. ...
1
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1answer
6k views

Sending pictures/images to remote database

Good day, First ever question on this forum. I have a Raspberry Pi Camera Module V2 and my Raspberry Pi 3 is connected to the internet. I want to send the images captured by the camera to an online ...
5
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4answers
9k views

Pi Camera v2.1 not working

I already checked out the other answers on StackExchange, and followed every step of this guide: https://www.raspberrypi.org/documentation/raspbian/applications/camera.md, as well as the referenced ...
0
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1answer
103 views

Safest way to write images at a high framerate with Raspberry Pi

I'm planning on setting up a timelapse camera with the official raspberry pi camera v2 using raspistill. The frequency of the captured images is relatively high (10+ fps), but I do NOT need realtime ...
2
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1answer
761 views

Raspberry pi USB camera feed (LOCAL ONLY - no network)

I've come across many tutorials that allow for the network streaming of a USB camera from a pi. I simply want to view a live stream FROM the raspberry pi ON the raspberry pi. Setup: Wired usb ...
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0answers
532 views

Managing employees' attendance using Face Recognition

I'm creating an employees' attendance management system using Face recognition on RPi (2 or 3). I use Python face_recognition library for face detecting and recognition. I currently think of two ways ...
1
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1answer
551 views

picamera works on it's own but fails in code

When I run the following code I can take a picture with my Raspberry Pi B #!/usr/bin/env python import picamera from time import sleep camera = picamera.PiCamera() camera.start_preview() camera....
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1answer
925 views

Ip switch by Raspberry Pi

I have an interesting question for you. I search several stack forum to find an answer but I could not able to find anything completely related. I have a rpi and I am using this device as sensor data ...
0
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1answer
104 views

Unable to access camera through browser

I am writing a Python CGI script that I want to run on my laptop's browser. This script will SSH into two Pis, and give the command to take a photo. The server hosting this script is on one of the Pis ...
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0answers
985 views

Using Two Cameras on Raspberry Pi 3 Model B

I want to capture a stereo image with 2 Raspberry Pi cameras. Therefore, I'm using Raspberry Pi 3 B (which I bought from Cana Kit) and a multi-camera adapter module for Raspberry Pi(which I bought ...
4
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1answer
2k views

Pi Zero W - Switching camera LED from program or command line

So far failing to switch the camera LED either from Python using RPi.GPIO or from the command line using /sysfs/gpio... I've tried using both GPIO5 and GPIO32 as suggested from various online sources,...
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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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0answers
487 views

Camera's LED is on, but no picture

Trying to connect original Raspberry camera to Pi 3. I have camera's red LED on, but no picture. vcgencmd get_camera supported=1 detected=0 What are the next steps I must do in order to find the ...
6
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2answers
1k views

Capture Photos while Streaming

At the moment, i have Pi Camera > Pi > Ethernet Cable > Pi > Display, and using the codes from, https://www.youtube.com/watch?v=r80dcfzClD4 i am able to stream video from one Pi to another. What i ...
0
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1answer
962 views

How to set the camera sensor mode with V4L2

I'm referring to the modes listed here. When capturing video with raspivid, the -md option allows overriding the default mode selection heuristic. I need to find out how to achieve the same when ...
0
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1answer
110 views

slow motion software with user interface

I'm not sure if this question is too broad, but I just start with my raspberry pi and a pi camera module. I can configure the camera correctly and take some photos using the command line, however, I'm ...
-1
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1answer
136 views

Connecting a 16 pin camera

I've just deconstructed an old cheap drone I had laying around with a camera on board, and its a 16 pin 1080p camera. Can I, and if so, how, connect the 16 pin camera to the 40 pin camera input on the ...
1
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1answer
8k views

What is the correct method for streaming video from the camera module to date? [closed]

I just started experimenting with a new Raspberry Pi 3 Model B with the latest Raspbian installed. I was looking for the best way to stream from the camera module and I have found different answers, ...
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0answers
1k views

MMAL failing to create camera component

I've been messing around with Raspicam and MMAL on my Pi 2 for a bit now and today when I tried to run my code, I got this error. Thought it might be my code, so I tried running one of the example ...
0
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1answer
309 views

Raspberry Pi 3B can not afford camera preview in resolution 3280x2464

My env: Raspberry Pi 3B Pi Camera v2 Dell 2312 screen (1080P) According to this link, I use below codes to review camera's output: from picamera import PiCamera from time import sleep camera = ...
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3answers
644 views

Component L2 of the Raspberry Pi camera broken - how can I repair it?

I'm so sad.. The component labeled L2 of the Raspberry Pi camera is broken. What can I do to use the camera again? Is there a way to either repair it or use the camera without it?
0
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1answer
232 views

autorun picamera script in rc.local doesnt actually record video

I have the following code which I can run normally to record video, using python3 button_led_video.py, however when I put it into /etc/rc.local the camera no longer records video. Here is the python3 ...
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2answers
169 views

What are the best ways to connect a Raspberry Pi and an Android device without the availability of Wi-Fi?

I am using a Raspberry Pi as the main controller for a project that will be constantly filming a video. My goal is for the Pi to stream the footage in real time to an Android device (using an app that ...
0
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1answer
496 views

How to split the camera preview on one screen?

I have a similar idea like in Q:Split screen cloned display I am sorry that I'm creating a new question then, but I'm unable to comment the answer there (I assume that because I'm new here :) ).. ...
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2answers
56 views

Configuring camera for B+

Okay, I've enabled the camera interface from the raspi-config menu, I've rebooted, and I've run vcgencmd get_camera. It says that I have a camera supported, but it isn't detecting any. The ribbon ...
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0answers
2k views

Python Onvif is not working

I'm trying to access my IP cameras from the RPi and be able to control them. I'm already accessing the feed via RTSP, but I want to control them via ONVIF. I installed python onvif (pip install onvif),...
2
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0answers
255 views

How to Stream MJPEG from Pi camera?

I want to make something like Surveillance system from pi camera. How can I do that with Opencv and pi camera ? Can anyone please help me to understand How can I do like this example. I am not a pi ...
0
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1answer
490 views

SimpleCV is not downloading!

Whenever I try to install SimpleCV, I always get this error message. Traceback (most recent call last): File "/usr/bin/pip", line 9, in <module> load_entry_point('pip==1.5.6', '...
0
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1answer
284 views

Visual Recognition Software for Raspberry Pi

Is there an object recognition software for the Raspberry Pi that is available for everybody to use, and that ends up being free? Whenever I search online, I always find OpenCV and facial recognition ...
0
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1answer
1k views

Why raspberry pi camera won't appear on rasp-config?

I am attempting to use OpenCV on my Raspberry Pi 3 running Raspbian Jessie. After installing OpenCV I connected my Raspberry Pi camera 1.3 to the CSI port but the camera's red LED did not light up. ...