Questions tagged [camera]
Use the Camera tag for any questions related to how to use a camera or webcam with the Raspberry Pi.
945
questions
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RPI Camera Module with Pico
does anybody know if it is possible to use the RPI Camera module (Rev. 1.3) with the Pico or any other RP2040 board?
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Compute Module 4 and Camera Module v2.1 - How to configure?
I am confused by the instructions posted here which explain how to configure various Compute Module devices with camera modules.
These instructions appear to be confusing as they describe at least 3 ...
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7 views
RPi camera stops functioning after Adeept Motor Hat is plugged in
This is my first time posting a question and I am a new RPi user. I have bought a robotics kit from Adeept (The PiCar B) and I am facing issues with getting the RPi camera to work when the Motor Hat ...
1
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1answer
27 views
USB Camera on Raspberry Pi
I'm trying to run a USB camera on my Pi, but haven't found any ways to take a still image on it using Python. Has anyone seen any projects where a still image is taken on a USB cam? I am looking to ...
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8 views
My Raspberry Pi Wont Recognize Axis Camera Over Ethernet
I first wanted to say, this is not a duplicate of This Link
I recently acquired a security camera, and have spent the last few months reverse engineering components to use it in a stand-alone system (...
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14 views
Pi zero camera module suddenly stopped working
I am using Raspberry Pi zero W together with Adafruit Zero spy camera for Pi (product link: https://www.adafruit.com/product/3508 ) for a project.
As per the project requirement, the above camera ...
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38 views
Stupid Camera bugs
I've been struggling for hours reading every article that exists. Why can't a simple question get an answer? I just want to know why my new camera thats 4 hours old keeps giving me this stupid error ...
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15 views
Can't get 1080p30 / 720p60 from pi camera with OpenCV
I'm new to raspberry and raspberry pi camera.
I'm using OpenCV and pi for a project;
Using OpenCV and python, I want to get a high resolution video feed to process.
On the official web page, it says ...
2
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1answer
33 views
Raspistill takes long time to run
I am trying to get my camera run on my raspberry pi 4. I can get an image, but the raspistill command takes about 6 seconds on average to acquire one image. Is it normal?
$ time raspistill -o bar.jpg
...
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18 views
Remote camera control with Java
I'm beginner with raspberry pi. I want to create a project that will send live camera video from raspberry Pi to my android device. How can I do it? How I can control camera with Java? I think the ...
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28 views
How to display video stream captured on rasbperry pi camera on an external website?
I am trying to capture video stream using raspberry pi camera and display it on a web page hosted on a CentOS server.
This is what I have tried:
On the CentOS server, I am listening using:
nc -l 11337
...
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0answers
18 views
Confusing CSI connectors 15 or 22 pins
I am designing a CM4 board that may accept a camera so I am questioning about the camera connectors and port.
The CM4 has two MIPI CSI ports:
Camera 0 : 2 lanes
Camera 1 : 4 lanes
In the standard ...
-1
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1answer
20 views
What's a good camera with IR-Cut for a Raspberry Pi Zero W
I'm working on an security camera for outside, and want to have vision at night(thus needing Infra-red light, and an infra-red camera), but also don't want that weird pinkish look that an IR camera ...
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0answers
21 views
Average images directly from the buffer
I am writing a script in Python for continuous long exposure image recording that saves n images into the buffer as shown:
outputs = [io.BytesIO() for i in range(0, n)]
camera.capture_sequence(outputs,...
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0answers
14 views
./camera_i2c: cannot open 5.0: No such file
I am trying to connect an Arducam 8mp syncronized stereo camera to a RP4. While setting it up according to the guide (https://www.arducam.com/docs/cameras-for-raspberry-pi/synchronized-stereo-camera-...
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17 views
Interfacing a camera (HM01B0) with RPi Pico
I want to build an image classifier and plan to use use it on Raspberry Pi Pico. Therefore I need to connect the Pico to a camera. I've got a HM01B0 camera module from Sparkfun here (https://www....
1
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1answer
37 views
Encoding of JPEG Image with lightning
I am building a timelapse camera system with the Pi HQ Camera. At night with manual exposure settings of 20 seconds, analogue gain and digital gain settings set, during lightning storms, the image ...
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19 views
HQ Camera with GPI Case
I have a Rbpi 4, 4gb with a HQ camera sensor on its way.
I looked at the GPI case, very cool design.
Could I use its buttons for camera purposes? Like code them to; turn on/off, shutter/record button? ...
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0answers
17 views
Fast way to copy from GPU to CPU
I have made some image processing shaders to reduce the CPU load.
But the slow GPU to CPU data copy is something I didn't expect. (It takes around a second to copy a single image)
As far as I know, ...
0
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2answers
32 views
Pyqt QCameraInfo.availableCameras() is empty
I'm doing a small project on Raspberry Pi 4. Also, I want to use QtMultimedia to list all cameras on pi, But it returns an empty list.
# This is my testing code
from PyQt5.QtMultimedia import ...
0
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0answers
18 views
NOIR Camera V2.1 not working in the dark
The camera used to work with pink shade in the morning and even in the dark without additional leds the last time used. I recently used it after a long time on a new system and noticed that it was ...
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13 views
Raspistill : Can I take multiple still pictures with different shutter speeds?
I am quite new to Raspistill.
I want to take multiple images using my raspberry pi camera V2, but with different shutter speeds (ss). For instance, I want it to open a preview window, and take ...
0
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1answer
27 views
Installing libjpeg62-dev for using modprobe bcm2835-v4l
I need to use the Raspberry Pi camera with OpenCV. For that, I have to run sudo modprobe bcm2835-v4l. But for that, I need to install it. I did it on another RPi a while ago, but I forgot the whole ...
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0answers
36 views
(RPi4) AHD to CSI-2 and ENOSPC / PiCameraMMALError: Failed to enable connection: Out of resources
I have a fun one - I'm trying to get an analogue camera input (AHD using a normal BNC connector) over a CSI-2 cable/bus (standard RPi one, not the dual-lane Google ones), and be usable through the CSI ...
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0answers
12 views
UV4L reverting to MJPEG when ever i go to the streaming URL
In the control panel of UV4L I set the camara to 1080X720 H264 (raw streamable)
And this seems to take and refreshing the page it stays as H264 format.
However as soon as i go to "http:\ipaddress:...
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1answer
49 views
Raspberry pi camera pinout
Since my disable_camera_led=1/0 does not do anything and searching on forums did not help, I decided to debug it myself.
Since I know disable_camera_led=1/0 turns on/off a pin in GPIO, I want to know ...
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0answers
20 views
CM3+ and RaspiCam V2 issues
I'm trying to use two RaspiCam V2 with CM3+ and Computer Module 3+ Development Kit board.
I followed instructions provided in official links:
Raspberry Pi OS with desktop and recommended software
...
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0answers
44 views
ERROR for pi4: mmal_vc_component_enable: failed to enable component: ENOSPC
Please help as I'm going mad!
im using 2 cameras on the multi cam adapter module on a raspberry pi 4. I followed the Arducam multi cam adapter module documentation. I have been getting this error ...
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0answers
17 views
Record audio from mobile phone on local web page?
I'm trying to build a Nest camera knockoff using a Raspberry Pi. Right now, I have video streaming from a Pi camera to a local web page that I can view from my smart phone.
Next, I want to add audio. ...
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0answers
20 views
Hardcoding timestamps onto image/video frames with the picamera library
My goal is for videos and images to have timestamps on them for an application I'm writing which uses the Python picamera library.
My current implementation modifies the annotate_text attribute using ...
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1answer
36 views
How communicate between multiple raspberry pis over the internet?
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I am working on a project with raspberry pi. I have a little experience with raspberry pi, but not so much.
The project is as folows: There are 3 raspberry pi's with each a camera. One raspberry pi ...
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13 views
Camera in raspberry pi shows no input on screen
I am new to using raspberry pi I have rsp 4 model b, I need it for a college project I am doing, I bought a camera module for it.
and it doesn't show output on screen using "cheese"
I am ...
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0answers
34 views
PiCamera Stream stops working, how to debug
recently I bought a raspberry pi and I'm building a nestbox camera for my aviary (once this works I'll build an entire array of them). Now I am new to the Pi, I am quite decent at scripting/coding (...
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0answers
22 views
Can i stream camera to a remote server?
In my project i have to stream a low FPS and low-resolution live camera to an external server, because i am not able to port forward the pi's network.
Is it possible to set up a remote server and ...
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0answers
20 views
Trouble with PiCamera video recording
I wrote this basic code today. I am learning still so it's not very neat.
import sys
import io
import time
from time import sleep
import datetime
import RPi.GPIO as GPIO
from picamera import PiCamera
...
0
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1answer
25 views
OpenCV setting resolution results failing in reading frames
I've tried to change the resolution on raspicam v2 with my raspberry pi 4 b, but this code gives me false every time I try to read frame... Is there anything I am missing? I can easily read frames ...
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1answer
100 views
USB camera not identified
I have a laptop camera wired to a USB cable. This camera works properly on my Ubuntu laptop. However, it does not on the pi.
I have a Raspberry PI 4 (4GB) with Raspbian OS lite installed.
I installed ...
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60 views
Hardware accelerated JPEG encoding
I'm doing hardware accelerated JPEG conversion according to MMAL part of picamera docs.
Now it works only once, for second it shows next error:
"picamera.exc.PiCameraMMALError: cannot send buffer ...
0
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1answer
19 views
RASPIVID provides a still image for the duration of -t value
Full command string: RASPIVID -o test1vid.h264 -t 10000
File is saved. Updated Buster prior to installing camera. Reseated cable, swapped cable, swapped camera each with no change in results.
...
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0answers
111 views
Raspivid Overlay
I have been struggling for the past week to come up with a method to overlay text on a Raspivid preview. I have my raspberry pi connected via HDMI and simply want to overlay sensor data (in the form ...
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0answers
34 views
I can't get my raspberry pi to download the library files for Pixyusb2
So I'm trying to get a pixy camera to connect to my pi for a school project, and whenever I run this code
sudo apt-get install git libusb-1.0-0-dev g++ build-essential
I get this message
Reading ...
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0answers
91 views
raspberry pi hq camera cant set iso or gain in opencv
in opencv i am trying to set the gain or iso. but when i do these things i notice no difference.
import cv2
#Capture video from webcam
cap = cv2.VideoCapture(0)
cap.set(cv2.CAP_PROP_AUTO_EXPOSURE, 1)
...
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0answers
13 views
I have a Raspberry pi 3b with a camera and I installed motion
So my Problem is that motion saves the recordings, but I don´t want that anyhing is saved.
Can I disable it?
Or what happens when the storage is full, what will happen then?
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31 views
OV9281 module drivers
I was looking at working with the OV9281 on my pi and noticed that there are at least two OV9281 modules available. One made by Arducam which has the driver here. Another is made by VC which has its ...
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0answers
20 views
Can I use the display shelf as an input for a second camera? [duplicate]
I would like to use two different cameras with the raspberry pi 4 and I wondered if I could use the display shelf as the secondary camera input or if I need to acquired the adpater that exists for the ...
0
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1answer
72 views
ROS Webcam Stream Really Slow
I am trying to stream the images from my camera to a laptop via ROS. Here is my setup:
Raspberry Pi 3B+ with USB Webcam. It is running ROS Noetic with usb_camera_node
An Ubuntu 20.04.1 laptop with ...
0
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1answer
1k views
OpenCV VideoCapture not working with GStreamer plugin
Running the following code on my raspberry pi 4b with the camera v2 and OpenCV installed via pip install opencv-python I have no issues:
import cv2
cam = cv2.VideoCapture(0)
cam.isOpened() # True
...
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0answers
32 views
No camera preview
I have a problem, when I write the command "raspistill -o desktop/image.jpg" in the terminal there is no output. How can I solve this problem is urgent... and btw the Geany programming ...
0
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1answer
38 views
Can you access motionEyeOS via simcard?
So I want to set up a security camera remotely and I was wondering if you could connect motionEyeOS via sim instead of wifi and use it the same.
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0answers
16 views
How to make raspistill to run until interrupt command received?
I need to setup focus on HQ cam connected to pi zero but the raspistill -f closes in 5 seconds after start. What arguments does it need to run infinitely until I hit ctrl-c?
